;;======================================================================
;; Copyright 2017, Matthew Welland.
;;
;; This file is part of Megatest.
;;
;; Megatest is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;;
;; Megatest is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;;
;; You should have received a copy of the GNU General Public License
;; along with Megatest. If not, see <http://www.gnu.org/licenses/>.
;;======================================================================
(declare (unit commonmod))
(declare (uses mtargs))
;; (declare (uses stml2))
(declare (uses mtconfigf))
(declare (uses ulex))
(declare (uses pkts))
(module commonmod
*
(import scheme chicken data-structures extras)
(use (prefix sqlite3 sqlite3:) posix typed-records srfi-18
srfi-1 files format srfi-13 matchable
srfi-69 ports
(prefix base64 base64:)
regex-case regex hostinfo srfi-4
(prefix dbi dbi:)
stack
md5
message-digest
z3
directory-utils
sparse-vectors)
(import pkts)
(import ulex)
(import (prefix mtconfigf configf:))
(import (prefix mtargs args:))
(include "common_records.scm")
(include "megatest-fossil-hash.scm")
(include "megatest-version.scm")
;; no need to export this
(define *verbosity-cache* (make-hash-table))
(define *verbosity* 0)
(defstruct remote
(hh-dat (common:get-homehost)) ;; homehost record ( addr . hhflag )
(server-url #f) ;; (if *toppath* (server:check-if-running *toppath*))) ;; (server:check-if-running *toppath*) #f))
(last-server-check 0) ;; last time we checked to see if the server was alive
(conndat #f)
(transport *transport-type*)
(server-timeout #f) ;; (server:expiration-timeout))
(force-server #f)
(ro-mode #f)
(ro-mode-checked #f)) ;; flag that indicates we have checked for ro-mode
;; launching and hosts
(defstruct host
(reachable #f)
(last-update 0)
(last-used 0)
(last-cpuload 1))
(define (common:run-sync?)
(and (common:on-homehost?)
(args:get-arg "-server")))
;; GLOBALS
;; CONTEXTS
#;(defstruct cxt
(taskdb #f)
(cmutex (make-mutex)))
;; (define *contexts* (make-hash-table))
;; (define *context-mutex* (make-mutex))
;; ;; safe method for accessing a context given a toppath
;; ;;
;; (define (common:with-cxt toppath proc)
;; (mutex-lock! *context-mutex*)
;; (let ((cxt (hash-table-ref/default *contexts* toppath #f)))
;; (if (not cxt)
;; (set! cxt (let ((x (make-cxt)))(hash-table-set! *contexts* toppath x) x)))
;; (let ((cxt-mutex (cxt-mutex cxt)))
;; (mutex-unlock! *context-mutex*)
;; (mutex-lock! cxt-mutex)
;; (let ((res (proc cxt)))
;; (mutex-unlock! cxt-mutex)
;; res))))
;; A hash table that can be accessed by #{scheme ...} calls in
;; config files. Allows communicating between confgs
;;
(define *user-hash-data* (make-hash-table))
;; (define *db-keys* #f)
(define *pkts-info* (make-hash-table)) ;; store stuff like the last parent here
(define *configinfo* #f) ;; raw results from setup, includes toppath and table from megatest.config
(define *runconfigdat* #f) ;; run configs data
(define *configdat* #f) ;; megatest.config data
(define *configstatus* #f) ;; status of data; 'fulldata : all processing done, #f : no data yet, 'partialdata : partial read done
(define *toppath* #f)
(define *already-seen-runconfig-info* #f)
(define *test-meta-updated* (make-hash-table))
(define *globalexitstatus* 0) ;; attempt to work around possible thread issues
(define *passnum* 0) ;; when running track calls to run-tests or similar
;; (define *alt-log-file* #f) ;; used by -log
(define *common:denoise* (make-hash-table)) ;; for low noise printing
(define *default-log-port* (current-error-port))
(define *default-area-tag* "local")
;; DATABASE
(define *dbstruct-db* #f) ;; used to cache the dbstruct in db:setup. Goal is to remove this.
;; db access
(define *db-last-access* (current-seconds)) ;; last db access, used in server
(define *db-write-access* #t)
;; db sync
(define *db-last-sync* 0) ;; last time the sync to megatest.db happened
(define *db-sync-in-progress* #f) ;; if there is a sync in progress do not try to start another
(define *db-multi-sync-mutex* (make-mutex)) ;; protect access to *db-sync-in-progress*, *db-last-sync*
;; task db
(define *task-db* #f) ;; (vector db path-to-db)
(define *db-access-allowed* #t) ;; flag to allow access
(define *db-access-mutex* (make-mutex))
(define *db-transaction-mutex* (make-mutex))
(define *db-cache-path* #f)
(define *db-with-db-mutex* (make-mutex))
(define *db-api-call-time* (make-hash-table)) ;; hash of command => (list of times)
;; no sync db
(define *no-sync-db* #f)
;; SERVER
;; (define *my-client-signature* #f)
(define *transport-type* 'http) ;; override with [server] transport http|rpc|nmsg
(define *runremote* #f) ;; if set up for server communication this will hold <host port>
;; (define *max-cache-size* 0)
(define *logged-in-clients* (make-hash-table))
(define *server-id* #f)
(define *server-info* #f) ;; good candidate for easily convert to non-global
(define *time-to-exit* #f)
(define *server-run* #t)
(define *run-id* #f)
(define *server-kind-run* (make-hash-table))
(define *home-host* #f)
;; (define *total-non-write-delay* 0)
(define *heartbeat-mutex* (make-mutex))
(define *api-process-request-count* 0)
(define *max-api-process-requests* 0)
(define *server-overloaded* #f)
;; client
(define *rmt-mutex* (make-mutex)) ;; remote access calls mutex
;; RPC transport
(define *rpc:listener* #f)
;; KEY info
(define *target* (make-hash-table)) ;; cache the target here; target is keyval1/keyval2/.../keyvalN
(define *keys* (make-hash-table)) ;; cache the keys here
;; (define *keyvals* (make-hash-table))
(define *toptest-paths* (make-hash-table)) ;; cache toptest path settings here
(define *test-paths* (make-hash-table)) ;; cache test-id to test run paths here
(define *test-ids* (make-hash-table)) ;; cache run-id, testname, and item-path => test-id
(define *test-info* (make-hash-table)) ;; cache the test info records, update the state, status, run_duration etc. from testdat.db
(define *run-info-cache* (make-hash-table)) ;; run info is stable, no need to reget
(define *launch-setup-mutex* (make-mutex)) ;; need to be able to call launch:setup often so mutex it and re-call the real deal only if *toppath* not set
(define *homehost-mutex* (make-mutex))
;; Miscellaneous
(define *triggers-mutex* (make-mutex)) ;; block overlapping processing of triggers
;; this was cached based on results from profiling but it turned out the profiling
;; somehow went wrong - perhaps too many processes writing to it. Leaving the caching
;; in for now but can probably take it out later.
;;
(define (debug:calc-verbosity vstr verbose quiet) ;; verbose and quiet are #f or enabled
(or (hash-table-ref/default *verbosity-cache* vstr #f)
(let ((res (cond
((number? vstr) vstr)
((not (string? vstr)) 1)
;; ((string-match "^\\s*$" vstr) 1)
(vstr (let ((debugvals (filter number? (map string->number (string-split vstr ",")))))
(cond
((> (length debugvals) 1) debugvals)
((> (length debugvals) 0)(car debugvals))
(else 1))))
(verbose 2) ;; ((args:get-arg "-v") 2)
(quiet 0) ;; ((args:get-arg "-q") 0)
(else 1))))
(hash-table-set! *verbosity-cache* vstr res)
res)))
;; check verbosity, #t is ok
(define (debug:check-verbosity verbosity vstr)
(if (not (or (number? verbosity)
(list? verbosity)))
(begin
(print "ERROR: Invalid debug value \"" vstr "\"")
#f)
#t))
(define (debug:debug-mode n)
(cond
((and (number? *verbosity*) ;; number number
(number? n))
(<= n *verbosity*))
((and (list? *verbosity*) ;; list number
(number? n))
(member n *verbosity*))
((and (list? *verbosity*) ;; list list
(list? n))
(not (null? (lset-intersection! eq? *verbosity* n))))
((and (number? *verbosity*)
(list? n))
(member *verbosity* n))))
(define (debug:setup dmode verbose quiet)
(let ((debugstr (or dmode ;; (args:get-arg "-debug")
(get-environment-variable "MT_DEBUG_MODE"))))
(set! *verbosity* (debug:calc-verbosity debugstr verbose quiet))
(debug:check-verbosity *verbosity* debugstr)
;; if we were handed a bad verbosity rule then we will override it with 1 and continue
(if (not *verbosity*)(set! *verbosity* 1))
(if (or dmode ;; (args:get-arg "-debug")
(not (get-environment-variable "MT_DEBUG_MODE")))
(setenv "MT_DEBUG_MODE" (if (list? *verbosity*)
(string-intersperse (map conc *verbosity*) ",")
(conc *verbosity*))))))
(define (debug:print n e . params)
(if (debug:debug-mode n)
(with-output-to-port (or e (current-error-port))
(lambda ()
;; (if *logging*
;; (exec-fn 'db:log-event (apply conc params))
(apply print params)
)))) ;; )
(define (debug:print-error n e . params)
;; normal print
(if (debug:debug-mode n)
(with-output-to-port (if (port? e) e (current-error-port))
(lambda ()
;; (if *logging*
;; (exec-fn 'db:log-event (apply conc params))
;; (apply print "pid:" (current-process-id) " " params)
(apply print "ERROR: " params)
))) ;; )
;; pass important messages to stderr
(if (and (eq? n 0)(not (eq? e (current-error-port))))
(with-output-to-port (current-error-port)
(lambda ()
(apply print "ERROR: " params)
))))
(define (debug:print-info n e . params)
(if (debug:debug-mode n)
(with-output-to-port (if (port? e) e (current-error-port))
(lambda ()
;; (if *logging*
;; (let ((res (format#format #f "INFO: (~a) ~a" n (apply conc params))))
;; (exec-fn 'db:log-event res))
;; (apply print "pid:" (current-process-id) " " "INFO: (" n ") " params) ;; res)
(apply print "INFO: (" n ") " params) ;; res)
)))) ;; )
;; Lookup a value in runconfigs based on -reqtarg or -target
;;
(define (runconfigs-get config var)
(let ((targ (common:args-get-target))) ;; (or (args:get-arg "-reqtarg")(args:get-arg "-target")(getenv "MT_TARGET"))))
(if targ
(or (configf:lookup config targ var)
(configf:lookup config "default" var))
(configf:lookup config "default" var))))
;;======================================================================
;; client stuff
;;======================================================================
;; client:get-signature
(define (common:client-signature)
;; (if *my-client-signature* *my-client-signature*
;; (let ((sig
(conc (get-host-name) " " (current-process-id)))
;; )(set! *my-client-signature* sig)
;; *my-client-signature*)))
(define client:get-signature common:client-signature)
(define (common:args-get-state)
(or (args:get-arg "-state")(args:get-arg ":state")))
(define (common:args-get-status)
(or (args:get-arg "-status")(args:get-arg ":status")))
(define (common:args-get-testpatt rconf)
(let* (;; (tagexpr (args:get-arg "-tagexpr"))
;; (tags-testpatt (if tagexpr (string-join (runs:get-tests-matching-tags tagexpr) ",") #f))
(testpatt-key (or (args:get-arg "-modepatt") (args:get-arg "--modepatt") "TESTPATT"))
(args-testpatt (or (args:get-arg "-testpatt") (args:get-arg "-runtests") "%"))
(rtestpatt (if rconf (runconfigs-get rconf testpatt-key) #f)))
(cond
((or (args:get-arg "--modepatt") (args:get-arg "-modepatt")) ;; modepatt is a forced setting, when set it MUST refer to an existing PATT in the runconfig
(if rconf
(let* ((patts-from-mode-patt (runconfigs-get rconf testpatt-key)))
(debug:print-info 0 *default-log-port* "modepatt defined is: "testpatt-key" runconfigs values for " testpatt-key " " patts-from-mode-patt)
patts-from-mode-patt)
(begin
(debug:print-info 0 *default-log-port* " modepatt defined is: "testpatt-key" runconfigs values for " testpatt-key) ;; " " patts-from-mode-patt)
#f))) ;; We do NOT fall back to "%"
;; (tags-testpatt
;; (debug:print-info 0 *default-log-port* "-tagexpr "tagexpr" selects testpatt "tags-testpatt)
;; tags-testpatt)
((and (equal? args-testpatt "%") rtestpatt)
(debug:print-info 0 *default-log-port* "testpatt defined in "testpatt-key" from runconfigs: " rtestpatt)
rtestpatt)
(else
(debug:print-info 0 *default-log-port* "using testpatt " args-testpatt " rtestpatt:" rtestpatt)
args-testpatt))))
(define (common:get-linktree)
(or (getenv "MT_LINKTREE")
(if *configdat*
(configf:lookup *configdat* "setup" "linktree")
(if *toppath*
(conc *toppath* "/lt")
#f))))
(define (common:args-get-runname)
(let ((res (or (args:get-arg "-runname")
(args:get-arg ":runname")
(getenv "MT_RUNNAME"))))
;; (if res (set-environment-variable "MT_RUNNAME" res)) ;; not sure if this is a good idea. side effect and all ...
res))
(define (common:get-fields cfgdat)
(let ((fields (hash-table-ref/default cfgdat "fields" '())))
(map car fields)))
(define (common:args-get-target #!key (split #f)(exit-if-bad #f))
(let* ((keys (if (hash-table? *configdat*) (common:get-fields *configdat*) '()))
(numkeys (length keys))
(target (or (args:get-arg "-reqtarg")
(args:get-arg "-target")
(getenv "MT_TARGET")))
(tlist (if target (string-split target "/" #t) '()))
(valid (if target
(or (null? keys) ;; probably don't know our keys yet
(and (not (null? tlist))
(eq? numkeys (length tlist))
(null? (filter string-null? tlist))))
#f)))
(if valid
(if split
tlist
target)
(if target
(begin
(debug:print-error 0 *default-log-port* "Invalid target, spaces or blanks not allowed \"" target "\", target should be: " (string-intersperse keys "/") ", have " tlist " for elements")
(if exit-if-bad (exit 1))
#f)
#f))))
;; looking only (at least for now) at the MT_ variables craft the full testname
;;
(define (common:get-full-test-name)
(if (getenv "MT_TEST_NAME")
(if (and (getenv "MT_ITEMPATH")
(not (equal? (getenv "MT_ITEMPATH") "")))
(getenv "MT_TEST_NAME")
(conc (getenv "MT_TEST_NAME") "/" (getenv "MT_ITEMPATH")))
#f))
;;======================================================================
;; S T A T E S A N D S T A T U S E S
;;======================================================================
;; BBnote: *common:std-states* - dashboard filter control and test control state buttons defined here; used in set-fields-panel and dboard:make-controls
(define *common:std-states* ;; for toggle buttons in dashboard
'(
(0 "ARCHIVED")
(1 "STUCK")
(2 "KILLREQ")
(3 "KILLED")
(4 "NOT_STARTED")
(5 "COMPLETED")
(6 "LAUNCHED")
(7 "REMOTEHOSTSTART")
(8 "RUNNING")
))
(define *common:dont-roll-up-states*
'("DELETED"
"REMOVING"
"CLEANING"
"ARCHIVE_REMOVING"
))
;; BBnote: *common:std-statuses* dashboard filter control and test control status buttons defined here; used in set-fields-panel and dboard:make-controls
;; note these statuses are sorted from better to worse.
;; This sort order is important to dcommon:status-compare3 and db:set-state-status-and-roll-up-items
(define *common:std-statuses*
'(;; (0 "DELETED")
(1 "n/a")
(2 "PASS")
(3 "SKIP")
(4 "WARN")
(5 "WAIVED")
(6 "CHECK")
(7 "STUCK/DEAD")
(8 "DEAD")
(9 "FAIL")
(10 "PREQ_FAIL")
(11 "PREQ_DISCARDED")
(12 "ABORT")))
(define *common:ended-states* ;; states which indicate the test is stopped and will not proceed
'("COMPLETED" "ARCHIVED" "KILLED" "KILLREQ" "STUCK" "INCOMPLETE" ))
(define *common:badly-ended-states* ;; these roll up as CHECK, i.e. results need to be checked
'("KILLED" "KILLREQ" "STUCK" "INCOMPLETE" "DEAD"))
(define *common:well-ended-states* ;; an item's prereq in this state allows item to proceed
'("PASS" "WARN" "CHECK" "WAIVED" "SKIP"))
;; BBnote: *common:running-states* used from db:set-state-status-and-roll-up-items
(define *common:running-states* ;; test is either running or can be run
'("RUNNING" "REMOTEHOSTSTART" "LAUNCHED" "STARTED"))
(define *common:cant-run-states* ;; These are stopping conditions that prevent a test from being run
'("COMPLETED" "KILLED" "UNKNOWN" "INCOMPLETE" "ARCHIVED"))
(define *common:not-started-ok-statuses* ;; if not one of these statuses when in not_started state treat as dead
'("n/a" "na" "PASS" "FAIL" "WARN" "CHECK" "WAIVED" "DEAD" "SKIP"))
;; group tests into buckets corresponding to rollup
;;; Running, completed-pass, completed-non-pass + worst status, not started.
;; filter out
;(define (common:categorize-items-for-rollup in-tests)
; (
(define (common:special-sort items order comp)
(let ((items-order (map reverse order))
(acomp (or comp >)))
(sort items
(lambda (a b)
(let ((a-num (cadr (or (assoc a items-order) '(0 0))))
(b-num (cadr (or (assoc b items-order) '(0 0)))))
(acomp a-num b-num))))))
;; ;; given a toplevel with currstate, currstatus apply state and status
;; ;; => (newstate . newstatus)
;; (define (common:apply-state-status currstate currstatus state status)
;; (let* ((cstate (string->symbol (string-downcase currstate)))
;; (cstatus (string->symbol (string-downcase currstatus)))
;; (sstate (string->symbol (string-downcase state)))
;; (sstatus (string->symbol (string-downcase status)))
;; (nstate #f)
;; (nstatus #f))
;; (set! nstate
;; (case cstate
;; ((completed not_started killed killreq stuck archived)
;; (case sstate ;; completed -> sstate
;; ((completed killed killreq stuck archived) completed)
;; ((running remotehoststart launched) running)
;; (else unknown-error-1)))
;; ((running remotehoststart launched)
;; (case sstate
;; ((completed killed killreq stuck archived) #f) ;; need to look at all items
;; ((running remotehoststart launched) running)
;; (else unknown-error-2)))
;; (else unknown-error-3)))
;; (set! nstatus
;; (case sstatus
;; ((pass)
;; (case nstate
;; ((pass n/a deleted) pass)
;; ((warn) warn)
;; ((fail) fail)
;; ((check) check)
;; ((waived) waived)
;; ((skip) skip)
;; ((stuck/dead) stuck)
;; ((abort) abort)
;; (else unknown-error-4)))
;; ((warn)
;; (case nstate
;; ((pass warn n/a skip deleted) warn)
;; ((fail) fail)
;; ((check) check)
;; ((waived) waived)
;; ((stuck/dead) stuck)
;; (else unknown-error-5)))
;; ((fail)
;; (case nstate
;; ((pass warn fail check n/a waived skip deleted stuck/dead stuck) fail)
;; ((abort) abort)
;; (else unknown-error-6)))
;; (else unknown-error-7)))
;; (cons
;; (if nstate (symbol->string nstate) nstate)
;; (if nstatus (symbol->string nstatus) nstatus))))
;; (define *wdnum* 0)
;; (define *wdnum*mutex (make-mutex))
(define (common:human-time)
(time->string (seconds->local-time (current-seconds)) "%Y-%m-%d %H:%M:%S"))
(define *time-zero* (current-seconds)) ;; for the watchdog
;;======================================================================
;; M I S C U T I L S
;;======================================================================
;; convert stuff to a number if possible
(define (any->number val)
(cond
((number? val) val)
((string? val) (string->number val))
((symbol? val) (any->number (symbol->string val)))
(else #f)))
(define (any->number-if-possible val)
(let ((num (any->number val)))
(if num num val)))
(define (patt-list-match item patts)
(debug:print-info 8 *default-log-port* "patt-list-match item=" item " patts=" patts)
(if (and item patts) ;; here we are filtering for matches with item patterns
(let ((res #f)) ;; look through all the item-patts if defined, format is patt1,patt2,patt3 ... wildcard is %
(for-each
(lambda (patt)
(let ((modpatt (string-substitute "%" ".*" patt #t)))
(debug:print-info 10 *default-log-port* "patt " patt " modpatt " modpatt)
(if (string-match (regexp modpatt) item)
(set! res #t))))
(string-split patts ","))
res)
#t))
;; return first command that exists, else #f
;;
(define (common:which cmds)
(if (null? cmds)
#f
(let loop ((hed (car cmds))
(tal (cdr cmds)))
(let ((res (with-input-from-pipe (conc "which " hed) read-line)))
(if (and (string? res)
(common:file-exists? res))
res
(if (null? tal)
#f
(loop (car tal)(cdr tal))))))))
(define (common:get-install-area)
(let ((exe-path (car (argv))))
(if (common:file-exists? exe-path)
(handle-exceptions
exn
#f
(pathname-directory
(pathname-directory
(pathname-directory exe-path))))
#f)))
;; return first path that can be created or already exists and is writable
;;
(define (common:get-create-writeable-dir dirs)
(if (null? dirs)
#f
(let loop ((hed (car dirs))
(tal (cdr dirs)))
(let ((res (or (and (directory? hed)
(file-write-access? hed)
hed)
(handle-exceptions
exn
(begin
(debug:print-info 0 *default-log-port* "could not create " hed ", this might cause problems down the road.")
#f)
(create-directory hed #t)))))
(if (and (string? res)
(directory? res))
res
(if (null? tal)
#f
(loop (car tal)(cdr tal))))))))
;; return the youngest timestamp . filename
;;
(define (common:get-youngest glob-list)
(let ((all-files (apply append
(map (lambda (patt)
(handle-exceptions
exn
'()
(glob patt)))
glob-list))))
(fold (lambda (fname res)
(let ((last-mod (car res))
(curmod (handle-exceptions
exn
0
(file-modification-time fname))))
(if (> curmod last-mod)
(list curmod fname)
res)))
'(0 "n/a")
all-files)))
;; use bash to expand a glob. Does NOT handle paths with spaces!
;;
(define (common:bash-glob instr)
(string-split
(with-input-from-pipe
(conc "/bin/bash -c \"echo " instr "\"")
read-line)))
(define (common:file-exists? path-string #!key (silent #f))
;; this avoids stack dumps in the case where
;;;; TODO: catch permission denied exceptions and emit appropriate warnings, eg: system error while trying to access file: "/nfs/pdx/disks/icf_env_disk001/bjbarcla/gwa/issues/mtdev/randy-slow/reproduce/q...
(common:false-on-exception (lambda () (file-exists? path-string))
message: (if (not silent)
(conc "Unable to access path: " path-string)
#f)
))
(define (common:false-on-exception thunk #!key (message #f))
(handle-exceptions exn
(begin
(if message
(debug:print-info 0 *default-log-port* message))
#f) (thunk) ))
(define (common:directory-exists? path-string)
;;;; TODO: catch permission denied exceptions and emit appropriate warnings, eg: system error while trying to access file: "/nfs/pdx/disks/icf_env_disk001/bjbarcla/gwa/issues/mtdev/randy-slow/reproduce/q...
(common:false-on-exception (lambda () (directory-exists? path-string))
message: (conc "Unable to access path: " path-string)
))
;; does the directory exist and do we have write access?
;;
;; returns the directory or #f
;;
(define (common:directory-writable? path-string)
(handle-exceptions
exn
#f
(if (and (directory-exists? path-string)
(file-write-access? path-string))
path-string
#f)))
;;======================================================================
;; T I M E A N D D A T E
;;======================================================================
;; Convert strings like "5s 2h 3m" => 60x60x2 + 3x60 + 5
(define (common:hms-string->seconds tstr)
(let ((parts (string-split-fields "\\w+" tstr))
(time-secs 0)
;; s=seconds, m=minutes, h=hours, d=days, M=months, y=years, w=weeks
(trx (regexp "(\\d+)([smhdMyw])")))
(for-each (lambda (part)
(let ((match (string-match trx part)))
(if match
(let ((val (string->number (cadr match)))
(unt (caddr match)))
(if val
(set! time-secs (+ time-secs (* val
(case (string->symbol unt)
((s) 1)
((m) 60) ;; minutes
((h) 3600)
((d) 86400)
((w) 604800)
((M) 2628000) ;; aproximately one month
((y) 31536000)
(else #f))))))))))
parts)
time-secs))
(define (seconds->hr-min-sec secs)
(let* ((hrs (quotient secs 3600))
(min (quotient (- secs (* hrs 3600)) 60))
(sec (- secs (* hrs 3600)(* min 60))))
(conc (if (> hrs 0)(conc hrs "hr ") "")
(if (> min 0)(conc min "m ") "")
sec "s")))
(define (seconds->time-string sec)
(time->string
(seconds->local-time sec) "%H:%M:%S"))
(define (seconds->work-week/day-time sec)
(time->string
(seconds->local-time sec) "ww%V.%u %H:%M"))
(define (seconds->work-week/day sec)
(time->string
(seconds->local-time sec) "ww%V.%u"))
(define (seconds->year-work-week/day sec)
(time->string
(seconds->local-time sec) "%yww%V.%w"))
(define (seconds->year-work-week/day-time sec)
(time->string
(seconds->local-time sec) "%Yww%V.%w %H:%M"))
(define (seconds->year-week/day-time sec)
(time->string
(seconds->local-time sec) "%Yw%V.%w %H:%M"))
(define (seconds->quarter sec)
(case (string->number
(time->string
(seconds->local-time sec)
"%m"))
((1 2 3) 1)
((4 5 6) 2)
((7 8 9) 3)
((10 11 12) 4)
(else #f)))
;; basic ISO8601 format (e.g. "2017-02-28 06:02:54") date time => Unix epoch
;;
(define (common:date-time->seconds datetime)
(local-time->seconds (string->time datetime "%Y-%m-%d %H:%M:%S")))
;; given span of seconds tstart to tend
;; find start time to mark and mark delta
;;
(define (common:find-start-mark-and-mark-delta tstart tend)
(let* ((deltat (- (max tend (+ tend 10)) tstart)) ;; can't handle runs of less than 4 seconds. Pad it to 10 seconds ...
(result #f)
(min 60)
(hr (* 60 60))
(day (* 24 hr))
(yr (* 365 day)) ;; year
(mo (/ yr 12))
(wk (* day 7)))
(for-each
(lambda (max-blks)
(for-each
(lambda (span) ;; 5 2 1
(if (not result)
(for-each
(lambda (timeunit timesym) ;; year month day hr min sec
(if (not result)
(let* ((time-blk (* span timeunit))
(num-blks (quotient deltat time-blk)))
(if (and (> num-blks 4)(< num-blks max-blks))
(let ((first (* (quotient tstart time-blk) time-blk)))
(set! result (list span timeunit time-blk first timesym))
)))))
(list yr mo wk day hr min 1)
'( y mo w d h m s))))
(list 8 6 5 2 1)))
'(5 10 15 20 30 40 50 500))
(if values
(apply values result)
(values 0 day 1 0 'd))))
;; given x y lim return the cron expansion
;;
(define (common:expand-cron-slash x y lim)
(let loop ((curr x)
(res `()))
(if (< curr lim)
(loop (+ curr y) (cons curr res))
(reverse res))))
;; expand a complex cron string to a list of cron strings
;;
;; x/y => x, x+y, x+2y, x+3y while x+Ny<max_for_field
;; a,b,c => a, b ,c
;;
;; NOTE: with flatten a lot of the crud below can be factored down.
;;
(define (common:cron-expand cron-str)
(if (list? cron-str)
(flatten
(fold (lambda (x res)
(if (list? x)
(let ((newres (map common:cron-expand x)))
(append x newres))
(cons x res)))
'()
cron-str)) ;; (map common:cron-expand cron-str))
(let ((cron-items (string-split cron-str))
(slash-rx (regexp "(\\d+)/(\\d+)"))
(comma-rx (regexp ".*,.*"))
(max-vals '((min . 60)
(hour . 24)
(dayofmonth . 28) ;;; BUG!!!! This will be a bug for some combinations
(month . 12)
(dayofweek . 7))))
(if (< (length cron-items) 5) ;; bad spec
cron-str ;; `(,cron-str) ;; just return the string, something downstream will fix it
(let loop ((hed (car cron-items))
(tal (cdr cron-items))
(type 'min)
(type-tal '(hour dayofmonth month dayofweek))
(res '()))
(regex-case
hed
(slash-rx ( _ base incr ) (let* ((basen (string->number base))
(incrn (string->number incr))
(expanded-vals (common:expand-cron-slash basen incrn (alist-ref type max-vals)))
(new-list-crons (fold (lambda (x myres)
(cons (conc (if (null? res)
""
(conc (string-intersperse res " ") " "))
x " " (string-intersperse tal " "))
myres))
'() expanded-vals)))
;; (print "new-list-crons: " new-list-crons)
;; (fold (lambda (x res)
;; (if (list? x)
;; (let ((newres (map common:cron-expand x)))
;; (append x newres))
;; (cons x res)))
;; '()
(flatten (map common:cron-expand new-list-crons))))
;; (map common:cron-expand (map common:cron-expand new-list-crons))))
(else (if (null? tal)
cron-str
(loop (car tal)(cdr tal)(car type-tal)(cdr type-tal)(append res (list hed)))))))))))
;; given a cron string and the last time event was processed return #t to run or #f to not run
;;
;; min hour dayofmonth month dayofweek
;; 0-59 0-23 1-31 1-12 0-6 ### NOTE: dayofweek does not include 7
;;
;; #t => yes, run the job
;; #f => no, do not run the job
;;
(define (common:cron-event cron-str now-seconds-in last-done) ;; ref-seconds = #f is NOW.
(let* ((cron-items (map string->number (string-split cron-str)))
(now-seconds (or now-seconds-in (current-seconds)))
(now-time (seconds->local-time now-seconds))
(last-done-time (seconds->local-time last-done))
(all-times (make-hash-table)))
;; (print "cron-items: " cron-items "(length cron-items): " (length cron-items))
(if (not (eq? (length cron-items) 5)) ;; don't even try to figure out junk strings
#f
(match-let ((( cmin chour cdayofmonth cmonth cdayofweek)
cron-items)
;; 0 1 2 3 4 5 6
((nsec nmin nhour ndayofmonth nmonth nyr ndayofweek n7 n8 n9)
(vector->list now-time))
((lsec lmin lhour ldayofmonth lmonth lyr ldayofweek l7 l8 l9)
(vector->list last-done-time)))
;; create all possible time slots
;; remove invalid slots due to (for example) day of week
;; get the start and end entries for the ref-seconds (current) time
;; if last-done > ref-seconds => this is an ERROR!
;; does the last-done time fall in the legit region?
;; yes => #f do not run again this command
;; no => #t ok to run the command
(for-each ;; month
(lambda (month)
(for-each ;; dayofmonth
(lambda (dom)
(for-each
(lambda (hr) ;; hour
(for-each
(lambda (minute) ;; minute
(let ((copy-now (apply vector (vector->list now-time))))
(vector-set! copy-now 0 0) ;; force seconds to zero
(vector-set! copy-now 1 minute)
(vector-set! copy-now 2 hr)
(vector-set! copy-now 3 dom) ;; dom is already corrected for zero referenced
(vector-set! copy-now 4 month)
(let* ((copy-now-secs (local-time->seconds copy-now))
(new-copy (seconds->local-time copy-now-secs))) ;; remake the time vector
(if (or (not cdayofweek)
(equal? (vector-ref new-copy 6)
cdayofweek)) ;; if the day is specified and a match OR if the day is NOT specified
(if (or (not cdayofmonth)
(equal? (vector-ref new-copy 3)
(+ 1 cdayofmonth))) ;; if the month is specified and a match OR if the month is NOT specified
(hash-table-set! all-times copy-now-secs new-copy))))))
(if cmin
`(,cmin) ;; if given cmin, have to use it
(list (- nmin 1) nmin (+ nmin 1))))) ;; minute
(if chour
`(,chour)
(list (- nhour 1) nhour (+ nhour 1))))) ;; hour
(if cdayofmonth
`(,cdayofmonth)
(list (- ndayofmonth 1) ndayofmonth (+ ndayofmonth 1)))))
(if cmonth
`(,cmonth)
(list (- nmonth 1) nmonth (+ nmonth 1))))
(let ((before #f)
(is-in #f))
(for-each
(lambda (moment)
(if (and before
(<= before now-seconds)
(>= moment now-seconds))
(begin
;; (print)
;; (print "Before: " (time->string (seconds->local-time before)))
;; (print "Now: " (time->string (seconds->local-time now-seconds)))
;; (print "After: " (time->string (seconds->local-time moment)))
;; (print "Last: " (time->string (seconds->local-time last-done)))
(if (< last-done before)
(set! is-in before))
))
(set! before moment))
(sort (hash-table-keys all-times) <))
is-in)))))
(define (common:extended-cron cron-str now-seconds-in last-done)
(let ((expanded-cron (common:cron-expand cron-str)))
(if (string? expanded-cron)
(common:cron-event expanded-cron now-seconds-in last-done)
(let loop ((hed (car expanded-cron))
(tal (cdr expanded-cron)))
(if (common:cron-event hed now-seconds-in last-done)
#t
(if (null? tal)
#f
(loop (car tal)(cdr tal))))))))
;;======================================================================
;; M I S C L I S T S
;;======================================================================
;; items in lista are matched value and position in listb
;; return the remaining items in listb or #f
;;
(define (common:list-is-sublist lista listb)
(if (null? lista)
listb ;; all items in listb are "remaining"
(if (> (length lista)(length listb))
#f
(let loop ((heda (car lista))
(tala (cdr lista))
(hedb (car listb))
(talb (cdr listb)))
(if (equal? heda hedb)
(if (null? tala) ;; we are done
talb
(loop (car tala)
(cdr tala)
(car talb)
(cdr talb)))
#f)))))
;; Needed for long lists to be sorted where (apply max ... ) dies
;;
(define (common:max inlst)
(let loop ((max-val (car inlst))
(hed (car inlst))
(tal (cdr inlst)))
(if (not (null? tal))
(loop (max hed max-val)
(car tal)
(cdr tal))
(max hed max-val))))
;; get min or max, use > for max and < for min, this works around the limits on apply
;;
(define (common:min-max comp lst)
(if (null? lst)
#f ;; better than an exception for my needs
(fold (lambda (a b)
(if (comp a b) a b))
(car lst)
lst)))
;; get min or max, use > for max and < for min, this works around the limits on apply
;;
(define (common:sum lst)
(if (null? lst)
0
(fold (lambda (a b)
(+ a b))
(car lst)
lst)))
;; path list to hash-table tree
;; ((a b c)(a b d)(e b c)) => ((a (b (d) (c))) (e (b (c))))
;;
(define (common:list->htree lst)
(let ((resh (make-hash-table)))
(for-each
(lambda (inlst)
(let loop ((ht resh)
(hed (car inlst))
(tal (cdr inlst)))
(if (hash-table-ref/default ht hed #f)
(if (not (null? tal))
(loop (hash-table-ref ht hed)
(car tal)
(cdr tal)))
(begin
(hash-table-set! ht hed (make-hash-table))
(loop ht hed tal)))))
lst)
resh))
(define *host-loads* (make-hash-table))
;; cache environment vars for each run here
(define *env-vars-by-run-id* (make-hash-table))
;; Testconfig and runconfig caches.
(define *testconfigs* (make-hash-table)) ;; test-name => testconfig
(define *runconfigs* (make-hash-table)) ;; target => runconfig
;; This is a cache of pre-reqs met, don't re-calc in cases where called with same params less than
;; five seconds ago
(define *pre-reqs-met-cache* (make-hash-table))
;; cache of verbosity given string
;;
(define *verbosity-cache* (make-hash-table))
;; execute thunk, return value. If exception thrown, trap exception, return #f, and emit nonfatal condition note to *default-log-port* .
;; arguments - thunk, message
(define (common:fail-safe thunk warning-message-on-exception)
(handle-exceptions
exn
(begin
(debug:print-info 0 *default-log-port* "notable but nonfatal condition - "warning-message-on-exception)
(debug:print-info 0 *default-log-port*
(string-substitute "\n?Error:" "nonfatal condition:"
(with-output-to-string
(lambda ()
(print-error-message exn) ))))
(debug:print-info 0 *default-log-port* " -- continuing after nonfatal condition...")
#f)
(thunk)))
(define getenv get-environment-variable)
(define (safe-setenv key val)
(if (or (substring-index "!" key) (substring-index ":" key)) ;; variables containing : are for internal use and cannot be environment variables.
(debug:print-error 4 *default-log-port* "skip setting internal use only variables containing \":\" or starting with \"!\"")
(if (and (string? val)
(string? key))
(handle-exceptions
exn
(debug:print-error 0 *default-log-port* "bad value for setenv, key=" key ", value=" val)
(setenv key val))
(debug:print-error 0 *default-log-port* "bad value for setenv, key=" key ", value=" val))))
(define home (getenv "HOME"))
(define user (getenv "USER"))
;; put any changed environment variables back to how they were - TODO - turn this into some sort of with-
(define (common:set-vars-back all-vars)
(for-each
(lambda (vardat)
(let ((var (car vardat))
(val (cdr vardat)))
(if (not (equal? (get-environment-variable var) val))
(handle-exceptions
exn
(debug:print-error 0 *default-log-port* "Failed to set " var " to " val)
(setenv var val)))))
all-vars))
;; returns list of fd count, socket count
(define (get-file-descriptor-count #!key (pid (current-process-id )))
(list
(length (glob (conc "/proc/" pid "/fd/*")))
(length (filter identity (map socket? (glob (conc "/proc/" pid "/fd/*")))))
)
)
(define *common:logpro-exit-code->status-sym-alist*
'( ( 0 . pass )
( 1 . fail )
( 2 . warn )
( 3 . check )
( 4 . waived )
( 5 . abort )
( 6 . skip )))
(define (common:logpro-exit-code->status-sym exit-code)
(or (alist-ref exit-code *common:logpro-exit-code->status-sym-alist*) 'fail))
(define (common:worse-status-sym ss1 ss2)
(let loop ((status-syms-remaining '(abort fail check skip warn waived pass)))
(cond
((null? status-syms-remaining)
'fail)
((eq? (car status-syms-remaining) ss1)
ss1)
((eq? (car status-syms-remaining) ss2)
ss2)
(else
(loop (cdr status-syms-remaining))))))
(define (common:steps-can-proceed-given-status-sym status-sym)
(if (member status-sym '(warn waived pass))
#t
#f))
(define (status-sym->string status-sym)
(case status-sym
((pass) "PASS")
((fail) "FAIL")
((warn) "WARN")
((check) "CHECK")
((waived) "WAIVED")
((abort) "ABORT")
((skip) "SKIP")
(else "FAIL")))
(define (common:logpro-exit-code->test-status exit-code)
(status-sym->string (common:logpro-exit-code->status-sym exit-code)))
(define (common:clear-caches)
(set! *target* (make-hash-table))
(set! *keys* (make-hash-table))
;; (set! *keyvals* (make-hash-table))
(set! *toptest-paths* (make-hash-table))
(set! *test-paths* (make-hash-table))
(set! *test-ids* (make-hash-table))
(set! *test-info* (make-hash-table))
(set! *run-info-cache* (make-hash-table))
(set! *env-vars-by-run-id* (make-hash-table))
(set! *test-id-cache* (make-hash-table)))
;; Generic string database
(define sdb:qry #f) ;; (make-sdb:qry)) ;; 'init #f)
;; Generic path database
(define *fdb* #f)
(define *last-launch* (current-seconds)) ;; use for throttling the launch rate. Would be better to use the db and last time of a test in LAUNCHED state.
;;======================================================================
;; V E R S I O N
;;======================================================================
(define (common:get-full-version)
(conc megatest-version "-" megatest-fossil-hash))
(define (common:version-signature)
(conc megatest-version "-" (substring megatest-fossil-hash 0 4)))
(define (common:get-sync-lock-filepath)
(let* ((tmp-area (common:get-db-tmp-area))
(lockfile (conc tmp-area "/megatest.db.sync-lock")))
lockfile))
;;======================================================================
;; U S E F U L S T U F F
;;======================================================================
;; convert things to an alist or assoc list, #f gets converted to ""
;;
(define (common:to-alist dat)
(cond
((list? dat) (map common:to-alist dat))
((vector? dat)
(map common:to-alist (vector->list dat)))
((pair? dat)
(cons (common:to-alist (car dat))
(common:to-alist (cdr dat))))
((hash-table? dat)
(map common:to-alist (hash-table->alist dat)))
(else
(if dat
dat
""))))
(define (common:alist-ref/default key alist default)
(or (alist-ref key alist) default))
(define (common:low-noise-print waitval . keys)
(let* ((key (string-intersperse (map conc keys) "-" ))
(lasttime (hash-table-ref/default *common:denoise* key 0))
(currtime (current-seconds)))
(if (> (- currtime lasttime) waitval)
(begin
(hash-table-set! *common:denoise* key currtime)
#t)
#f)))
(define (common:get-megatest-exe)
(or (getenv "MT_MEGATEST") "megatest"))
(define (common:read-encoded-string instr)
(handle-exceptions
exn
(handle-exceptions
exn
(begin
(debug:print-error 0 *default-log-port* "received bad encoded string \"" instr "\", message: " ((condition-property-accessor 'exn 'message) exn))
(print-call-chain (current-error-port))
#f)
(read (open-input-string (base64:base64-decode instr))))
(read (open-input-string (z3:decode-buffer (base64:base64-decode instr))))))
;;======================================================================
;; Configf extentions
;;======================================================================
(define (get-with-default val default)
(let ((val (args:get-arg val)))
(if val val default)))
(define (assoc/default key lst . default)
(let ((res (assoc key lst)))
(if res (cadr res)(if (null? default) #f (car default)))))
(define (common:get-testsuite-name)
(or (configf:lookup *configdat* "setup" "area-name") ;; megatest is a flexible tool, testsuite is too limiting a description.
(configf:lookup *configdat* "setup" "testsuite" )
(getenv "MT_TESTSUITE_NAME")
(if (string? *toppath* )
(pathname-file *toppath*)
#f))) ;; (pathname-file (current-directory)))))
(define common:get-area-name common:get-testsuite-name)
(define (common:get-db-tmp-area . junk)
(if *db-cache-path*
*db-cache-path*
(if *toppath* ;; common:get-create-writeable-dir
(handle-exceptions
exn
(begin
(debug:print-error 0 *default-log-port* "Couldn't create path to " *db-cache-path*)
(exit 1))
(let ((dbpath (common:get-create-writeable-dir
(list (conc "/tmp/" (current-user-name)
"/megatest_localdb/"
(common:get-testsuite-name) "/"
(string-translate *toppath* "/" ".")))))) ;; #t))))
(set! *db-cache-path* dbpath)
dbpath))
#f)))
;; pulled from common_records.scm
;; globals - modules that include this need these here
(define *logging* #f)
(define *functions* (make-hash-table)) ;; symbol => fn ### TEMPORARY!!!
;; (define *toppath* #f)
(define *transport-type* 'http)
#;(define (exec-fn fn . params)
(if (hash-table-exists? *functions* fn)
(apply (hash-table-ref *functions* fn) params)
(begin
(debug:print-error 0 "exec-fn " fn " not found")
#f)))
#;(define (set-fn fn-name fn)
(hash-table-set! *functions* fn-name fn))
(include "altdb.scm")
;; Pulled from http-transport.scm
(define (make-http-transport:server-dat)(make-vector 6))
(define (http-transport:server-dat-get-iface vec) (vector-ref vec 0))
(define (http-transport:server-dat-get-port vec) (vector-ref vec 1))
(define (http-transport:server-dat-get-api-uri vec) (vector-ref vec 2))
(define (http-transport:server-dat-get-api-url vec) (vector-ref vec 3))
(define (http-transport:server-dat-get-api-req vec) (vector-ref vec 4))
(define (http-transport:server-dat-get-last-access vec) (vector-ref vec 5))
(define (http-transport:server-dat-get-socket vec) (vector-ref vec 6))
(define (http-transport:server-dat-make-url vec)
(if (and (http-transport:server-dat-get-iface vec)
(http-transport:server-dat-get-port vec))
(conc "http://"
(http-transport:server-dat-get-iface vec)
":"
(http-transport:server-dat-get-port vec))
#f))
(define (http-transport:server-dat-update-last-access vec)
(if (vector? vec)
(vector-set! vec 5 (current-seconds))
(begin
(print-call-chain (current-error-port))
(debug:print-error 0 (current-error-port) "call to http-transport:server-dat-update-last-access with non-vector!!"))))
;;======================================================================
;;
;;======================================================================
;; allow these queries through without starting a server
;;
(define api:read-only-queries
'(get-key-val-pairs
get-var
get-keys
get-key-vals
test-toplevel-num-items
get-test-info-by-id
get-steps-info-by-id
get-data-info-by-id
test-get-rundir-from-test-id
get-count-tests-running-for-testname
get-count-tests-running
get-count-tests-running-in-jobgroup
get-previous-test-run-record
get-matching-previous-test-run-records
test-get-logfile-info
test-get-records-for-index-file
get-testinfo-state-status
test-get-top-process-pid
test-get-paths-matching-keynames-target-new
get-prereqs-not-met
get-count-tests-running-for-run-id
get-run-info
get-run-status
get-run-state
get-run-stats
get-run-times
get-targets
get-target
;; register-run
get-tests-tags
get-test-times
get-tests-for-run
get-test-id
get-tests-for-runs-mindata
get-tests-for-run-mindata
get-run-name-from-id
get-runs
simple-get-runs
get-num-runs
get-runs-cnt-by-patt
get-all-run-ids
get-prev-run-ids
get-run-ids-matching-target
get-runs-by-patt
get-steps-data
get-steps-for-test
read-test-data
read-test-data*
login
tasks-get-last
testmeta-get-record
have-incompletes?
synchash-get
get-changed-record-ids
get-run-record-ids
get-not-completed-cnt))
(define api:write-queries
'(
get-keys-write ;; dummy "write" query to force server start
;; SERVERS
start-server
kill-server
;; TESTS
test-set-state-status-by-id
delete-test-records
delete-old-deleted-test-records
test-set-state-status
test-set-top-process-pid
set-state-status-and-roll-up-items
update-pass-fail-counts
top-test-set-per-pf-counts ;; (db:top-test-set-per-pf-counts (db:get-db *db* 5) 5 "runfirst")
;; RUNS
register-run
set-tests-state-status
delete-run
lock/unlock-run
update-run-event_time
mark-incomplete
set-state-status-and-roll-up-run
;; STEPS
teststep-set-status!
delete-steps-for-test
;; TEST DATA
test-data-rollup
csv->test-data
;; MISC
sync-inmem->db
;; TESTMETAl
testmeta-add-record
testmeta-update-field
;; TASKS
tasks-add
tasks-set-state-given-param-key
))
;;======================================================================
;; ALLDATA
;;======================================================================
;; attempt to consolidate a bunch of global information into one struct to toss around
(defstruct alldat
;; misc
(denoise (make-hash-table))
(areapath #f) ;; i.e. toppath
(mtconfig #f)
(log-port #f)
(ulexdat #f) ;; connection to the databases
(rmt-mutex (make-mutex))
(db-sync-mutex (make-mutex))
(db-with-db-mutex (make-mutex))
(read-only-queries api:read-only-queries)
(write-queries api:write-queries)
(max-api-process-requests 0)
(api-process-request-count 0)
(db-keys #f)
(megatest-version "1.6536")
(megatest-fossil-hash #f)
;; database related
(tmppath #f) ;; tmp path for dbs
;; runremote fields
(hh-dat #f) ;; (exec-fn 'common:get-homehost)) ;; homehost record ( addr . hhflag )
(server-url #f) ;; (if *toppath* (exec-fn 'server:check-if-running *toppath*))) ;; (server:check-if-running *toppath*) #f))
(last-server-check 0) ;; last time we checked to see if the server was alive
(conndat #f)
(transport *transport-type*)
(server-timeout #f) ;; (exec-fn 'server:expiration-timeout))
(force-server #f)
(ro-mode #f)
(ro-mode-checked #f) ;; flag that indicates we have checked for ro-mode
(ulex:conn #f) ;; ulex db conn is not exactly a db connector, more like a network connector
;; dbstruct
(tmpdb #f)
(dbstack #f) ;; stack for tmp db handles, do not initialize with a stack
(mtdb #f)
(refndb #f)
(homehost #f) ;; not used yet
(on-homehost #f) ;; not used yet
(read-only #f)
)
(define *alldat* (make-alldat))
;; Some of these routines use:
;;
;; http://www.cs.toronto.edu/~gfb/scheme/simple-macros.html
;;
;; Syntax for defining macros in a simple style similar to function definiton,
;; when there is a single pattern for the argument list and there are no keywords.
;;
;; (define-simple-syntax (name arg ...) body ...)
;;
(define-syntax define-simple-syntax
(syntax-rules ()
((_ (name arg ...) body ...)
(define-syntax name (syntax-rules () ((name arg ...) (begin body ...)))))))
;; (define-syntax common:handle-exceptions
;; (syntax-rules ()
;; ((_ exn-in errstmt ...)(handle-exceptions exn-in errstmt ...))))
(define-syntax common:debug-handle-exceptions
(syntax-rules ()
((_ debug exn errstmt body ...)
(if debug
(begin body ...)
(handle-exceptions exn errstmt body ...)))))
(define-syntax common:handle-exceptions
(syntax-rules ()
((_ exn errstmt body ...)
(begin body ...))))
;; (define handle-exceptions common:handle-exceptions)
;; iup callbacks are not dumping the stack, this is a work-around
;;
(define-simple-syntax (debug:catch-and-dump proc procname)
(handle-exceptions
exn
(begin
(print-call-chain (current-error-port))
(with-output-to-port (current-error-port)
(lambda ()
(print ((condition-property-accessor 'exn 'message) exn))
(print "Callback error in " procname)
(print "Full condition info:\n" (condition->list exn)))))
(proc)))
;; Need a mutex protected way to get and set values
;; or use (define-simple-syntax ??
;;
(define-inline (with-mutex mtx accessor record . val)
(mutex-lock! mtx)
(let ((res (apply accessor record val)))
(mutex-unlock! mtx)
res))
;; Brandon's debug printer shortcut (indulge me :)
;; (define *BB-process-starttime* (current-milliseconds))
#;(define (BB> . in-args)
(let* ((stack (get-call-chain))
(location "??"))
(for-each
(lambda (frame)
(let* ((this-loc (vector-ref frame 0))
(temp (string-split (->string this-loc) " "))
(this-func (if (and (list? temp) (> (length temp) 1)) (cadr temp) "???")))
(if (equal? this-func "BB>")
(set! location this-loc))))
stack)
(let* ((color-on "\x1b[1m")
(color-off "\x1b[0m")
(dp-args
(append
(list 0 *default-log-port*
(conc color-on location "@"(/ (- (current-milliseconds) *BB-process-starttime*) 1000) color-off " ") )
in-args)))
(apply debug:print dp-args))))
;; (define *BBpp_custom_expanders_list* (make-hash-table))
;; register hash tables with BBpp.
#;(hash-table-set! *BBpp_custom_expanders_list* HASH_TABLE:
(cons hash-table? hash-table->alist))
;; test name converter
#;(define (BBpp_custom_converter arg)
(let ((res #f))
(for-each
(lambda (custom-type-name)
(let* ((custom-type-info (hash-table-ref *BBpp_custom_expanders_list* custom-type-name))
(custom-type-test (car custom-type-info))
(custom-type-converter (cdr custom-type-info)))
(when (and (not res) (custom-type-test arg))
(set! res (custom-type-converter arg)))))
(hash-table-keys *BBpp_custom_expanders_list*))
(if res (BBpp_ res) arg)))
#;(define (BBpp_ arg)
(cond
;;((SOMESTRUCT? arg) (cons SOMESTRUCT: (SOMESTRUCT->alist arg)))
;;((dboard:tabdat? arg) (cons dboard:tabdat: (dboard:tabdat->alist arg)))
((hash-table? arg)
(let ((al (hash-table->alist arg)))
(BBpp_ (cons HASH_TABLE: al))))
((null? arg) '())
;;((list? arg) (cons (BBpp_ (car arg)) (BBpp_ (cdr arg))))
((pair? arg) (cons (BBpp_ (car arg)) (BBpp_ (cdr arg))))
(else (BBpp_custom_converter arg))))
;; Brandon's pretty printer. It expands hashes and custom types in addition to regular pp
#;(define (BBpp arg)
(pp (BBpp_ arg)))
;(use define-macro)
#;(define-syntax inspect
(syntax-rules ()
[(_ x)
;; (with-output-to-port (current-error-port)
(printf "~a is: ~a\n" 'x (with-output-to-string (lambda () (BBpp x))))
;; )
]
[(_ x y ...) (begin (inspect x) (inspect y ...))]))
;; if a value is printable (i.e. string or number) return the value
;; else return an empty string
(define-inline (printable val)
(if (or (number? val)(string? val)) val ""))
(define (common:get-area-path-signature)
(message-digest-string (md5-primitive) *toppath*))
(define (common:get-signature str)
(message-digest-string (md5-primitive) str))
;; NB// #f => return dbdir only
;; (was planned to be; zeroth db with name=main.db)
;;
;; If run-id is #f return to create and retrieve the path where the db will live.
;;
(define db:dbfile-path common:get-db-tmp-area)
;;
(use posix-extras pathname-expand files)
;; this plugs a hole in posix-extras in recent chicken versions > 4.9)
(let-values (( (chicken-release-number chicken-major-version)
(apply values
(map string->number
(take
(string-split (chicken-version) ".")
2)))))
(let ((resolve-pathname-broken?
(or (> chicken-release-number 4)
(and (eq? 4 chicken-release-number) (> chicken-major-version 9)))))
(if resolve-pathname-broken?
(define ##sys#expand-home-path pathname-expand))))
(define (realpath x) (resolve-pathname (pathname-expand (or x "/dev/null")) ))
(define (common:get-this-exe-fullpath #!key (argv (argv)))
(let* ((this-script
(cond
((and (> (length argv) 2)
(string-match "^(.*/csi|csi)$" (car argv))
(string-match "^-(s|ss|sx|script)$" (cadr argv)))
(caddr argv))
(else (car argv))))
(fullpath (realpath this-script)))
fullpath))
(define *common:this-exe-fullpath* (common:get-this-exe-fullpath))
(define *common:this-exe-dir* (pathname-directory *common:this-exe-fullpath*))
(define *common:this-exe-name* (pathname-strip-directory *common:this-exe-fullpath*))
(define (common:snapshot-file filepath #!key (subdir ".") )
(if (file-exists? filepath)
(let* ((age-sec (lambda (file)
(if (file-exists? file)
(- (current-seconds) (file-modification-time file))
1000000000))) ;; return really old value if file doesn't exist. we want to clobber it if old or not exist.
(ok-flag #t)
(age-mins (lambda (file) (/ (age-sec file) 60)))
(age-hrs (lambda (file) (/ (age-mins file) 60)))
(age-days (lambda (file) (/ (age-hrs file) 24)))
(age-wks (lambda (file) (/ (age-days file) 7)))
(docmd (lambda (cmd)
(cond
(ok-flag
(let ((res (system cmd)))
(cond
((eq? 0 res)
#t)
(else
(set! ok-flag #f)
(debug:print 0 *default-log-port* "ERROR: ["(common:human-time)"] Command failed with exit code "
(if (< res 0)
res
(/ res 8)) " ["cmd"]" )
#f))))
(else
(debug:print 0 *default-log-port* "ERROR: ["(common:human-time)"] Not runnining command due to prior error. ["cmd"]")
#f))))
(copy (lambda (src dest) (docmd (conc "/bin/cp '"src"' '"dest"'"))))
(copy+zip (lambda (src dest) (docmd (conc "gzip -c - < '"src"' > '"dest"'"))))
(fullpath (realpath filepath))
(basedir (pathname-directory fullpath))
(basefile (pathname-strip-directory fullpath))
;;(prevfile (conc filepath ".prev.gz"))
(minsfile (conc basedir "/" subdir "/" basefile ".mins.gz"))
(hrsfile (conc basedir "/" subdir "/" basefile ".hrs.gz"))
(daysfile (conc basedir "/" subdir "/" basefile ".days.gz"))
(wksfile (conc basedir "/" subdir "/" basefile ".weeks.gz")))
;; create subdir it not exists
(if (not (directory-exists? (conc basedir "/" subdir)))
(docmd (conc "/bin/mkdir -p '"(conc basedir "/" subdir)"'")))
;; copy&zip <file> to <file>.mins if not exists
(if (not (file-exists? minsfile))
(copy+zip filepath minsfile))
;; copy <file>.mins to <file>.hrs if not exists
(if (not (file-exists? hrsfile))
(copy minsfile hrsfile))
;; copy <file>.hrs to <file>.days if not exists
(if (not (file-exists? daysfile))
(copy hrsfile daysfile))
;; copy <file>.days to <file>.weeks if not exists
(if (not (file-exists? wksfile))
(copy daysfile wksfile))
;; if age(<file>.mins.gz) >= 1h:
;; copy <file>.mins.gz <file>.hrs.gz
;; copy <prev file> <file>.mins.gz
(when (>= (age-mins minsfile) 1)
(copy minsfile hrsfile)
(copy+zip filepath minsfile))
;; if age(<file>.hrs.gz) >= 1d:
;; copy <file>.hrs.gz <file>.days.gz
;; copy <file>.mins.gz <file>.hrs.gz
(when (>= (age-days hrsfile) 1)
(copy hrsfile daysfile)
(copy minsfile hrsfile))
;; if age(<file>.days.gz) >= 1w:
;; copy <file>.days.gz <file>.weeks.gz
;; copy <file>.hrs.gz <file>.days.gz
(when (>= (age-wks daysfile) 1)
(copy daysfile wksfile)
(copy hrsfile daysfile))
#t)
#f))
;; Rotate logs, logic:
;; if > 500k and older than 1 week:
;; remove previous compressed log and compress this log
;; WARNING: This proc operates assuming that it is in the directory above the
;; logs directory you wish to log-rotate.
;;
(define (common:rotate-logs)
(let* ((all-files (make-hash-table))
(stats (make-hash-table))
(inc-stat (lambda (key)
(hash-table-set! stats key (+ (hash-table-ref/default stats key 0) 1))))
(max-allowed (string->number (or (configf:lookup *configdat* "setup" "max-logfiles") "300")))) ;; name -> age
(if (not (directory-exists? "logs"))(create-directory "logs"))
(directory-fold
(lambda (file rem)
(handle-exceptions
exn
(begin
(debug:print-info 0 *default-log-port* "unable to rotate log " file ", probably handled by another process.")
(debug:print 0 *default-log-port* " message: " ((condition-property-accessor 'exn 'message) exn))
(print-call-chain (current-error-port)))
(let* ((fullname (conc "logs/" file))
(mod-time (file-modification-time fullname))
(file-age (- (current-seconds) mod-time)))
(hash-table-set! all-files file mod-time)
(if (or (and (string-match "^.*.log" file)
(> (file-size fullname) 200000))
(and (string-match "^server-.*.log" file)
(> (- (current-seconds) (file-modification-time fullname))
(* 8 60 60))))
(let ((gzfile (conc fullname ".gz")))
(if (common:file-exists? gzfile)
(begin
(debug:print-info 0 *default-log-port* "removing " gzfile)
(delete-file* gzfile)
(hash-table-delete! all-files gzfile) ;; needed?
))
(debug:print-info 0 *default-log-port* "compressing " file)
(system (conc "gzip " fullname))
(inc-stat "gzipped")
(hash-table-set! all-files (conc file ".gz") file-age) ;; add the .gz file and remove the base file
(hash-table-delete! all-files file)
)
(if (> file-age (* (string->number (or (configf:lookup *configdat* "setup" "log-expire-days") "30")) 24 3600))
(handle-exceptions
exn
#f
(if (directory? fullname)
(begin
(debug:print-error 0 *default-log-port* fullname " in logs directory is a directory! Cannot rotate it, it is best to not put subdirectories in the logs dir.")
(inc-stat "directories"))
(begin
(delete-file* fullname)
(inc-stat "deleted")))
(hash-table-delete! all-files file)))))))
'()
"logs")
(for-each
(lambda (category)
(let ((quant (hash-table-ref/default stats category 0)))
(if (> quant 0)
(debug:print-info 0 *default-log-port* category " log files: " quant))))
`("deleted" "gzipped" "directories"))
(let ((num-logs (hash-table-size all-files)))
(if (> num-logs max-allowed) ;; because NFS => don't let number of logs exceed 300
(let ((files (take (sort (hash-table-keys all-files)
(lambda (a b)
(< (hash-table-ref all-files a)(hash-table-ref all-files b))))
(- num-logs max-allowed))))
(for-each
(lambda (file)
(let* ((fullname (conc "logs/" file)))
(if (directory? fullname)
(debug:print-error 0 *default-log-port* fullname " in logs directory is a directory! Cannot rotate it, it is best to not put subdirectories in the logs dir.")
(handle-exceptions
exn
(debug:print-error 0 *default-log-port* "failed to remove " fullname)
(delete-file* fullname)))))
files)
(debug:print-info 0 *default-log-port* "Deleted " (length files) " files from logs, keeping " max-allowed " files."))))))
;;======================================================================
;; S P A R S E A R R A Y S
;;======================================================================
(define (make-sparse-array)
(let ((a (make-sparse-vector)))
(sparse-vector-set! a 0 (make-sparse-vector))
a))
(define (sparse-array? a)
(and (sparse-vector? a)
(sparse-vector? (sparse-vector-ref a 0))))
(define (sparse-array-ref a x y)
(let ((row (sparse-vector-ref a x)))
(if row
(sparse-vector-ref row y)
#f)))
(define (sparse-array-set! a x y val)
(let ((row (sparse-vector-ref a x)))
(if row
(sparse-vector-set! row y val)
(let ((new-row (make-sparse-vector)))
(sparse-vector-set! a x new-row)
(sparse-vector-set! new-row y val)))))
;;======================================================================
;; L O C K E R S A N D B L O C K E R S
;;======================================================================
;; block further accesses to databases. Call this before shutting db down
(define (common:db-block-further-queries)
(mutex-lock! *db-access-mutex*)
(set! *db-access-allowed* #f)
(mutex-unlock! *db-access-mutex*))
(define (common:db-access-allowed?)
(let ((val (begin
(mutex-lock! *db-access-mutex*)
*db-access-allowed*
(mutex-unlock! *db-access-mutex*))))
val))
;;======================================================================
;; U S E F U L S T U F F
;;======================================================================
;; dot-locking egg seems not to work, using this for now
;; if lock is older than expire-time then remove it and try again
;; to get the lock
;;
(define (common:simple-file-lock fname #!key (expire-time 300))
(if (common:file-exists? fname)
(if (> (- (current-seconds)(file-modification-time fname)) expire-time)
(begin
(handle-exceptions exn #f (delete-file* fname))
(common:simple-file-lock fname expire-time: expire-time))
#f)
(let ((key-string (conc (get-host-name) "-" (current-process-id))))
(with-output-to-file fname
(lambda ()
(print key-string)))
(thread-sleep! 0.25)
(if (common:file-exists? fname)
(handle-exceptions exn
#f
(with-input-from-file fname
(lambda ()
(equal? key-string (read-line)))))
#f))))
(define (common:simple-file-lock-and-wait fname #!key (expire-time 300))
(let ((end-time (+ expire-time (current-seconds))))
(let loop ((got-lock (common:simple-file-lock fname expire-time: expire-time)))
(if got-lock
#t
(if (> end-time (current-seconds))
(begin
(thread-sleep! 3)
(loop (common:simple-file-lock fname expire-time: expire-time)))
#f)))))
(define (common:simple-file-release-lock fname)
(handle-exceptions
exn
#f ;; I don't really care why this failed (at least for now)
(delete-file* fname)))
;;======================================================================
;; T A R G E T S , S T A T E , S T A T U S ,
;; R U N N A M E A N D T E S T P A T T
;;======================================================================
;; (map print (map car (hash-table->alist (read-config "runconfigs.config" #f #t))))
;;
(define (common:get-runconfig-targets #!key (configf #f))
(let ((targs (sort (map car (hash-table->alist
(or configf ;; NOTE: There is no value in using runconfig:read here.
(configf:read-config (conc *toppath* "/runconfigs.config")
#f #t)
(make-hash-table))))
string<?))
(target-patt (args:get-arg "-target")))
(if target-patt
(filter (lambda (x)
(patt-list-match x target-patt))
targs)
targs)))
;; logic for getting homehost. Returns (host . at-home)
;; IF *toppath* is not set, wait up to five seconds trying every two seconds
;; (this is to accomodate the watchdog)
;;
(define (common:get-homehost #!key (trynum 5))
;; called often especially at start up. use mutex to eliminate collisions
(mutex-lock! *homehost-mutex*)
(cond
(*home-host*
(mutex-unlock! *homehost-mutex*)
*home-host*)
((not *toppath*)
(debug:print-error 0 *default-log-port* "common:get-homehost called but *toppath* not defined!! Exiting.")
(exit))
;; (mutex-unlock! *homehost-mutex*)
;; (launch:setup) ;; safely mutexed now
;; (if (> trynum 0)
;; (begin
;; (thread-sleep! 2)
;; (common:get-homehost trynum: (- trynum 1)))
;; #f))
(else
(let* ((currhost (get-host-name))
(bestadrs (server:get-best-guess-address currhost))
;; first look in config, then look in file .homehost, create it if not found
(homehost (or (configf:lookup *configdat* "server" "homehost" )
(handle-exceptions
exn
(if (> trynum 0)
(let ((delay-time (* (- 5 trynum) 5)))
(mutex-unlock! *homehost-mutex*)
(debug:print 0 *default-log-port* "ERROR: ["(common:human-time)"] Failed to read .homehost file, delaying " delay-time " seconds and trying again, message: " ((condition-property-accessor 'exn 'message) exn))
(thread-sleep! delay-time)
(common:get-homehost trynum: (- trynum 1)))
(begin
(mutex-unlock! *homehost-mutex*)
(debug:print 0 *default-log-port* "ERROR: ["(common:human-time)"] Failed to read .homehost file after trying five times. Giving up and exiting, message: " ((condition-property-accessor 'exn 'message) exn))
(exit 1)))
(let ((hhf (conc *toppath* "/.homehost")))
(if (common:file-exists? hhf)
(with-input-from-file hhf read-line)
(if (file-write-access? *toppath*)
(begin
(with-output-to-file hhf
(lambda ()
(print bestadrs)))
(begin
(mutex-unlock! *homehost-mutex*)
(car (common:get-homehost))))
#f))))))
(at-home (or (equal? homehost currhost)
(equal? homehost bestadrs))))
(set! *home-host* (cons homehost at-home))
(mutex-unlock! *homehost-mutex*)
*home-host*))))
;; am I on the homehost?
;;
(define (common:on-homehost?)
(let ((hh (common:get-homehost)))
(if hh
(cdr hh)
#f)))
;; do we honor the caches of the config files?
;;
(define (common:use-cache?)
(let ((res #t)) ;; priority by order of evaluation
(if *configdat* ;; sillyness here. can't use setup/use-cache to know if we can use the cached files!
(if (equal? (configf:lookup *configdat* "setup" "use-cache") "no")
(set! res #f)
(if (equal? (configf:lookup *configdat* "setup" "use-cache") "yes")
(set! res #t))))
(if (args:get-arg "-no-cache")(set! res #f)) ;; overrides setting in "setup"
(if (getenv "MT_USE_CACHE")
(if (equal? (getenv "MT_USE_CACHE") "yes")
(set! res #t)
(if (equal? (getenv "MT_USE_CACHE") "no")
(set! res #f)))) ;; overrides -no-cache switch
res))
;; force use of server?
;;
(define (common:force-server?)
(let* ((force-setting (configf:lookup *configdat* "server" "force"))
(force-type (if force-setting (string->symbol force-setting) #f))
(force-result (case force-type
((#f) #f)
((always) #t)
((test) (if (args:get-arg "-execute") ;; we are in a test
#t
#f))
(else
(debug:print 0 *default-log-port* "ERROR: Bad server force setting " force-setting ", forcing server.")
#t)))) ;; default to requiring server
(if force-result
(begin
(debug:print-info 0 *default-log-port* "forcing use of server, force setting is \"" force-setting "\".")
#t)
#f)))
;; moving common:htree->html to testsmod.scm to minimize deps on stml2
;; hash-table tree to alist tree
;;
(define (common:htree->atree ht)
(map (lambda (x)
(cons (car x)
(let ((y (cdr x)))
(if (hash-table? y)
(common:htree->atree y)
y))))
(hash-table->alist ht)))
;;======================================================================
;; M U N G E D A T A I N T O N I C E F O R M S
;;======================================================================
;; Generate an index for a sparse list of key values
;; ( (rowname1 colname1 val1)(rowname2 colname2 val2) )
;;
;; =>
;;
;; ( (rowname1 0)(rowname2 1)) ;; rownames -> num
;; (colname1 0)(colname2 1)) ) ;; colnames -> num
;;
;; optional apply proc to rownum colnum value
(define (common:sparse-list-generate-index data #!key (proc #f))
(if (null? data)
(list '() '())
(let loop ((hed (car data))
(tal (cdr data))
(rownames '())
(colnames '())
(rownum 0)
(colnum 0))
(let* ((rowkey (car hed))
(colkey (cadr hed))
(value (caddr hed))
(existing-rowdat (assoc rowkey rownames))
(existing-coldat (assoc colkey colnames))
(curr-rownum (if existing-rowdat rownum (+ rownum 1)))
(curr-colnum (if existing-coldat colnum (+ colnum 1)))
(new-rownames (if existing-rowdat rownames (cons (list rowkey curr-rownum) rownames)))
(new-colnames (if existing-coldat colnames (cons (list colkey curr-colnum) colnames))))
;; (debug:print-info 0 *default-log-port* "Processing record: " hed )
(if proc (proc curr-rownum curr-colnum rowkey colkey value))
(if (null? tal)
(list new-rownames new-colnames)
(loop (car tal)
(cdr tal)
new-rownames
new-colnames
(if (> curr-rownum rownum) curr-rownum rownum)
(if (> curr-colnum colnum) curr-colnum colnum)
))))))
;; if it looks like a number -> convert it to a number, else return it
;;
(define (common:lazy-convert inval)
(let* ((as-num (if (string? inval)(string->number inval) #f)))
(or as-num inval)))
;; convert string a=1; b=2; c=a silly thing; d=
;; to '((a . 1)(b . 2)(c . "a silly thing")(d . ""))
;;
(define (common:val->alist val #!key (convert #f))
(let ((val-list (string-split-fields ";\\s*" val #:infix)))
(if val-list
(map (lambda (x)
(let ((f (string-split-fields "\\s*=\\s*" x #:infix)))
(case (length f)
((0) `(,#f)) ;; null string case
((1) `(,(string->symbol (car f))))
((2) `(,(string->symbol (car f)) . ,(let ((inval (cadr f)))
(if convert (common:lazy-convert inval) inval))))
(else f))))
val-list)
'())))
;;======================================================================
;; S Y S T E M S T U F F
;;======================================================================
;; lazy-safe get file mod time. on any error (file not existing etc.) return 0
;;
(define (common:lazy-modification-time fpath)
(handle-exceptions
exn
0
(file-modification-time fpath)))
;; find timestamp of newest file associated with a sqlite db file
(define (common:lazy-sqlite-db-modification-time fpath)
(let* ((glob-list (handle-exceptions
exn
`(,(conc "/no/such/file, message: " ((condition-property-accessor 'exn 'message) exn)))
(glob (conc fpath "*"))))
(file-list (if (eq? 0 (length glob-list))
'("/no/such/file")
glob-list)))
(apply max
(map
common:lazy-modification-time
file-list))))
;; return a nice clean pathname made absolute
(define (common:nice-path dir)
(let ((match (string-match "^(~[^\\/]*)(\\/.*|)$" dir)))
(if match ;; using ~ for home?
(common:nice-path (conc (common:read-link-f (cadr match)) "/" (caddr match)))
(normalize-pathname (if (absolute-pathname? dir)
dir
(conc (current-directory) "/" dir))))))
;; make "nice-path" available in config files and the repl
(define nice-path common:nice-path)
(define (common:read-link-f path)
(handle-exceptions
exn
(begin
(debug:print-error 0 *default-log-port* "command \"/bin/readlink -f " path "\" failed.")
path) ;; just give up
(with-input-from-pipe
(conc "/bin/readlink -f " path)
(lambda ()
(read-line)))))
(define (get-cpu-load #!key (remote-host #f))
(car (common:get-cpu-load remote-host)))
;; (let* ((load-res (process:cmd-run->list "uptime"))
;; (load-rx (regexp "load average:\\s+(\\d+)"))
;; (cpu-load #f))
;; (for-each (lambda (l)
;; (let ((match (string-search load-rx l)))
;; (if match
;; (let ((newval (string->number (cadr match))))
;; (if (number? newval)
;; (set! cpu-load newval))))))
;; (car load-res))
;; cpu-load))
;; get values from cached info from dropping file in logs dir
;; e.g. key is host and dtype is normalized-load
;;
(define (common:get-cached-info key dtype #!key (age 5))
(let* ((fullpath (conc *toppath* "/logs/" key "-" dtype ".log")))
(if (and (file-exists? fullpath)
(file-read-access? fullpath))
(handle-exceptions
exn
#f
(debug:print 2 *default-log-port* "reading file " fullpath)
(let ((real-age (- (current-seconds)(file-change-time fullpath))))
(if (< real-age age)
(with-input-from-file fullpath read)
(begin
(debug:print 2 *default-log-port* "file " fullpath " is too old (" real-age" seconds)to trust, skipping reading it")
#f))))
(begin
(debug:print 2 *default-log-port* "not reading file " fullpath)
#f))))
(define (common:write-cached-info key dtype dat)
(let* ((fullpath (conc *toppath* "/logs/" key "-" dtype ".log")))
(handle-exceptions
exn
#f
(with-output-to-file fullpath (lambda ()(pp dat))))))
;; get cpu load by reading from /proc/loadavg, return all three values
;;
(define (common:get-cpu-load remote-host)
(handle-exceptions
exn
'(99 99 99)
(let* ((actual-hostname (or remote-host (get-host-name) "localhost")))
(or (common:get-cached-info actual-hostname "cpu-load")
(let ((result (if remote-host
(map (lambda (res)
(if (eof-object? res) 9e99 res))
(with-input-from-pipe
(conc "ssh " remote-host " cat /proc/loadavg")
(lambda ()(list (read)(read)(read)))))
(with-input-from-file "/proc/loadavg"
(lambda ()(list (read)(read)(read)))))))
(common:write-cached-info actual-hostname "cpu-load" result)
result)))))
;; get normalized cpu load by reading from /proc/loadavg and /proc/cpuinfo return all three values and the number of real cpus and the number of threads
;; returns alist '((adj-cpu-load . normalized-proc-load) ... etc.
;; keys: adj-proc-load, adj-core-load, 1m-load, 5m-load, 15m-load
;;
(define (common:get-normalized-cpu-load remote-host)
(let ((res (common:get-normalized-cpu-load-raw remote-host))
(default `((adj-proc-load . 2) ;; there is no right answer
(adj-core-load . 2)
(1m-load . 2)
(5m-load . 0) ;; causes a large delta - thus causing default of throttling if stuff goes wrong
(15m-load . 0)
(proc . 1)
(core . 1)
(phys . 1)
(error . #t))))
(cond
((and (list? res)
(> (length res) 2))
res)
((eq? res #f) default) ;; add messages?
((eq? res #f) default) ;; this would be the #eof
(else default))))
(define (common:get-normalized-cpu-load-raw remote-host)
(let* ((actual-host (or remote-host (get-host-name)))) ;; #f is localhost
(or (common:get-cached-info actual-host "normalized-load")
(let ((data (if remote-host
(with-input-from-pipe
(conc "ssh " remote-host " cat /proc/loadavg;cat /proc/cpuinfo;echo end")
read-lines)
(append
(with-input-from-file "/proc/loadavg"
read-lines)
(with-input-from-file "/proc/cpuinfo"
read-lines)
(list "end"))))
(load-rx (regexp "^([\\d\\.]+)\\s+([\\d\\.]+)\\s+([\\d\\.]+)\\s+.*$"))
(proc-rx (regexp "^processor\\s+:\\s+(\\d+)\\s*$"))
(core-rx (regexp "^core id\\s+:\\s+(\\d+)\\s*$"))
(phys-rx (regexp "^physical id\\s+:\\s+(\\d+)\\s*$"))
(max-num (lambda (p n)(max (string->number p) n))))
;; (print "data=" data)
(if (null? data) ;; something went wrong
#f
(let loop ((hed (car data))
(tal (cdr data))
(loads #f)
(proc-num 0) ;; processor includes threads
(phys-num 0) ;; physical chip on motherboard
(core-num 0)) ;; core
;; (print hed ", " loads ", " proc-num ", " phys-num ", " core-num)
(if (null? tal) ;; have all our data, calculate normalized load and return result
(let* ((act-proc (+ proc-num 1))
(act-phys (+ phys-num 1))
(act-core (+ core-num 1))
(adj-proc-load (/ (car loads) act-proc))
(adj-core-load (/ (car loads) act-core))
(result
(append (list (cons 'adj-proc-load adj-proc-load)
(cons 'adj-core-load adj-core-load))
(list (cons '1m-load (car loads))
(cons '5m-load (cadr loads))
(cons '15m-load (caddr loads)))
(list (cons 'proc act-proc)
(cons 'core act-core)
(cons 'phys act-phys)))))
(common:write-cached-info actual-host "normalized-load" result)
result)
(regex-case
hed
(load-rx ( x l1 l5 l15 ) (loop (car tal)(cdr tal)(map string->number (list l1 l5 l15)) proc-num phys-num core-num))
(proc-rx ( x p ) (loop (car tal)(cdr tal) loads (max-num p proc-num) phys-num core-num))
(phys-rx ( x p ) (loop (car tal)(cdr tal) loads proc-num (max-num p phys-num) core-num))
(core-rx ( x c ) (loop (car tal)(cdr tal) loads proc-num phys-num (max-num c core-num)))
(else
(begin
;; (print "NO MATCH: " hed)
(loop (car tal)(cdr tal) loads proc-num phys-num core-num)))))))))))
(define (common:unix-ping hostname)
(let ((res (system (conc "ping -c 1 " hostname " > /dev/null"))))
(eq? res 0)))
(define (get-uname . params)
(let* ((uname-res (process:cmd-run->list (conc "uname " (if (null? params) "-a" (car params)))))
(uname #f))
(if (null? (car uname-res))
"unknown"
(caar uname-res))))
;; for reasons I don't understand multiple calls to real-path in parallel threads
;; must be protected by mutexes
;;
(define (common:real-path inpath)
;; (process:cmd-run-with-stderr->list "readlink" "-f" inpath)) ;; cmd . params)
;; (let-values
;; (((inp oup pid) (process "readlink" (list "-f" inpath))))
;; (with-input-from-port inp
;; (let loop ((inl (read-line))
;; (res #f))
;; (print "inl=" inl)
;; (if (eof-object? inl)
;; (begin
;; (close-input-port inp)
;; (close-output-port oup)
;; ;; (process-wait pid)
;; res)
;; (loop (read-line) inl))))))
(with-input-from-pipe (conc "readlink -f " inpath) read-line))
(define (server:get-best-guess-address hostname)
(let ((res #f))
(for-each
(lambda (adr)
(if (not (eq? (u8vector-ref adr 0) 127))
(set! res adr)))
;; NOTE: This can fail when there is no mention of the host in /etc/hosts. FIXME
(vector->list (hostinfo-addresses (hostname->hostinfo hostname))))
(string-intersperse
(map number->string
(u8vector->list
(if res res (hostname->ip hostname)))) ".")))
;;======================================================================
;; D I S K S P A C E
;;======================================================================
(define (common:get-disk-space-used fpath)
(with-input-from-pipe (conc "/usr/bin/du -s " fpath) read))
;; given path get free space, allows override in [setup]
;; with free-space-script /path/to/some/script.sh
;;
(define (get-df path)
(if (configf:lookup *configdat* "setup" "free-space-script")
(with-input-from-pipe
(conc (configf:lookup *configdat* "setup" "free-space-script") " " path)
(lambda ()
(let ((res (read-line)))
(if (string? res)
(string->number res)))))
(get-unix-df path)))
(define (get-free-inodes path)
(if (configf:lookup *configdat* "setup" "free-inodes-script")
(with-input-from-pipe
(conc (configf:lookup *configdat* "setup" "free-inodes-script") " " path)
(lambda ()
(let ((res (read-line)))
(if (string? res)
(string->number res)))))
(get-unix-inodes path)))
(define (get-unix-df path)
(let* ((df-results (process:cmd-run->list (conc "df " path)))
(space-rx (regexp "([0-9]+)\\s+([0-9]+)%"))
(freespc #f))
;; (write df-results)
(for-each (lambda (l)
(let ((match (string-search space-rx l)))
(if match
(let ((newval (string->number (cadr match))))
(if (number? newval)
(set! freespc newval))))))
(car df-results))
freespc))
(define (get-unix-inodes path)
(let* ((df-results (process:cmd-run->list (conc "df -i " path)))
(space-rx (regexp "([0-9]+)\\s+([0-9]+)%"))
(freenodes 0)) ;; 0 is a better failsafe than #f here.
;; (write df-results)
(for-each (lambda (l)
(let ((match (string-search space-rx l)))
(if match
(let ((newval (string->number (cadr match))))
(if (number? newval)
(set! freenodes newval))))))
(car df-results))
freenodes))
(define (common:check-space-in-dir dirpath required)
(let* ((dbspace (if (directory? dirpath)
(get-df dirpath)
0)))
(list (> dbspace required)
dbspace
required
dirpath)))
;; check space in dbdir and in megatest dir
;; returns: ok/not dbspace required-space
;;
(define (common:check-db-dir-space)
(let* ((required (string->number
(or (configf:lookup *configdat* "setup" "dbdir-space-required")
"100000")))
(dbdir (common:get-db-tmp-area)) ;; (db:get-dbdir))
(tdbspace (common:check-space-in-dir dbdir required))
(mdbspace (common:check-space-in-dir *toppath* required)))
(sort (list tdbspace mdbspace) (lambda (a b)
(< (cadr a)(cadr b))))))
;; check available space in dbdir, exit if insufficient
;;
(define (common:check-db-dir-and-exit-if-insufficient)
(let* ((spacedat (car (common:check-db-dir-space))) ;; look only at worst for now
(is-ok (car spacedat))
(dbspace (cadr spacedat))
(required (caddr spacedat))
(dbdir (cadddr spacedat)))
(if (not is-ok)
(begin
(debug:print-error 0 *default-log-port* "Insufficient space in " dbdir ", require " required ", have " dbspace ", exiting now.")
(exit 1)))))
;; paths is list of lists ((name path) ... )
;;
(define (common:get-disk-with-most-free-space disks minsize)
(let ((best #f)
(bestsize 0)
(min-inodes (or (string->number (if (configf:lookup *configdat* "setup" "min_inodes") (configf:lookup *configdat* "setup" "min_inodes") "0")) 0)))
(for-each
(lambda (disk-num)
(let* ((dirpath (cadr (assoc disk-num disks)))
(freespc (cond
((not (directory? dirpath))
(if (common:low-noise-print 300 "disks not a dir " disk-num)
(debug:print 0 *default-log-port* "WARNING: disk " disk-num " at path \"" dirpath "\" is not a directory - ignoring it."))
-1)
((not (file-write-access? dirpath))
(if (common:low-noise-print 300 "disks not writeable " disk-num)
(debug:print 0 *default-log-port* "WARNING: disk " disk-num " at path \"" dirpath "\" is not writeable - ignoring it."))
-1)
((not (eq? (string-ref dirpath 0) #\/))
(if (common:low-noise-print 300 "disks not a proper path " disk-num)
(debug:print 0 *default-log-port* "WARNING: disk " disk-num " at path \"" dirpath "\" is not a fully qualified path - ignoring it."))
-1)
(else
(get-df dirpath))))
(free-inodes (cond
((not (directory? dirpath))
(if (common:low-noise-print 300 "disks not a dir " disk-num)
(debug:print 0 *default-log-port* "WARNING: disk " disk-num " at path \"" dirpath "\" is not a directory - ignoring it."))
-1)
((not (file-write-access? dirpath))
(if (common:low-noise-print 300 "disks not writeable " disk-num)
(debug:print 0 *default-log-port* "WARNING: disk " disk-num " at path \"" dirpath "\" is not writeable - ignoring it."))
-1)
((not (eq? (string-ref dirpath 0) #\/))
(if (common:low-noise-print 300 "disks not a proper path " disk-num)
(debug:print 0 *default-log-port* "WARNING: disk " disk-num " at path \"" dirpath "\" is not a fully qualified path - ignoring it."))
-1)
(else
(get-free-inodes dirpath))))
;;(free-inodes (get-free-inodes dirpath))
)
(if (and (> freespc bestsize)(> free-inodes min-inodes ))
(begin
(set! best (cons disk-num dirpath))
(set! bestsize freespc)))
;;(print "Processing: " disk-num " bestsize: " bestsize " best: " best " freespc: " freespc " min-inodes: " min-inodes " free-inodes: " free-inodes)
))
(map car disks))
(if (and best (> bestsize minsize))
best
#f))) ;; #f means no disk candidate found
;; convert a spec string to a list of vectors #( rx action rx-string )
(define (common:spec-string->list-of-specs spec-string actions)
(let ((spec-strings (string-split-fields "\\s*;\\s*" spec-string #:infix))
(actions-regex (regexp (conc "^(.*)\\s+(" (string-intersperse (map conc actions) "|") ")"))))
(filter
(lambda (x) x)
(map (lambda (s)
(let ((m (string-match actions-regex s)))
(if m
(vector (regexp (cadr m))(string->symbol (caddr m))(cadr m))
(begin
(debug:print 0 *default-log-port* "WARNING: Unrecognised rule \"" s "\" in clean-up specification.")
#f))))
spec-strings))))
;; given a list of specs rx . rule and a file return the first matching rule
;;
(define (common:file-find-rule fname rules) ;; rule is vector #( rx action rx-string)
(let loop ((rule (car rules))
(tail (cdr rules)))
(let ((rx (vector-ref rule 0))
(rn (vector-ref rule 1))) ;; rule name
(if (string-match rx fname)
rule ;; return the whole rule so regex can be printed etc.
(if (null? tail)
#f
(loop (car tail)(cdr tail)))))))
;; given a spec apply some rules to a directory
;;
;; WARNING: This function will REMOVE files - be sure your spec and path is correct!
;;
;; spec format:
;; file-regex1 action; file-regex2 action; ...
;; e.g.
;; .*\.log$ keep; .* remove
;; --> keep all .log files, remove everything else
;; limitations:
;; cannot have a rule with ; as part of the spec
;; not very flexible, would be nice to return binned file names?
;; supported rules:
;; keep - keep this file
;; remove - remove this file
;; compress - compress this file
;;
(define (common:dir-clean-up path spec-string #!key (compress "gzip")(actions '(keep remove compress))(remove-empty #f))
(let* ((specs (common:spec-string->list-of-specs spec-string actions))
(keepers (make-hash-table))
(directories (make-hash-table)))
(find-files
path
action: (lambda (p res)
(let ((rule (common:file-find-rule p specs)))
(cond
((directory? p)(hash-table-set! directories p #t))
(else
(case (vector-ref rule 1)
((keep)(hash-table-set! keepers p rule))
((remove)
(print "Removing file " p)
(delete-file p))
((compress)
(print "Compressing file " p)
(system (conc compress " " p)))
(else
(print "No match for file " p))))))))
(if remove-empty
(for-each
(lambda (d)
(if (null? (glob (conc d "/.*")(conc d "/*")))
(begin
(print "Removing empty directory " d)
(delete-directory d))))
(sort (hash-table-keys directories) (lambda (a b)(> (string-length a)(string-length b))))))
))
;;======================================================================
;; E N V I R O N M E N T V A R S
;;======================================================================
(define (bb-check-path #!key (msg "check-path: "))
(let ((path (or (get-environment-variable "PATH") "none")))
(debug:print-info 0 *default-log-port* (conc msg" : $PATH="path))
(if (string-match "^.*/isoenv-core/.*" path)
(debug:print-error 0 *default-log-port* (conc msg" : !!ISOENV PRESENT!!")) ;; remove for prod
(debug:print-info 1 *default-log-port* (conc msg" : **no isoenv present**")))))
(define (save-environment-as-files fname #!key (ignorevars (list "USER" "HOME" "DISPLAY" "LS_COLORS" "XKEYSYMDB" "EDITOR" "MAKEFLAGS" "MAKEF" "MAKEOVERRIDES")))
;;(bb-check-path msg: "save-environment-as-files entry")
(let ((envvars (get-environment-variables))
(whitesp (regexp "[^a-zA-Z0-9_\\-:,\\.\\/%$]"))
(mungeval (lambda (val)
(cond
((eq? val #t) "") ;; convert #t to empty string
((eq? val #f) #f) ;; convert #f to itself (still thinking about this one
(else val)))))
(with-output-to-file (conc fname ".csh")
(lambda ()
(for-each (lambda (keyval)
(let* ((key (car keyval))
(val (cdr keyval))
(delim (if (string-search whitesp val)
"\""
"")))
(print (if (or (member key ignorevars)
(string-search whitesp key))
"# setenv "
"setenv ")
key " " delim (mungeval val) delim)))
envvars)))
(with-output-to-file (conc fname ".sh")
(lambda ()
(for-each (lambda (keyval)
(let* ((key (car keyval))
(val (cdr keyval))
(delim (if (string-search whitesp val)
"\""
"")))
(print (if (or (member key ignorevars)
(string-search whitesp key)
(string-search ":" key)) ;; internal only values to be skipped.
"# export "
"export ")
key "=" delim (mungeval val) delim)))
envvars)))))
(define (common:get-param-mapping #!key (flavor #f))
"returns alist mapping string keys in testconfig/subrun to megatest command line switches; if flavor is switch-symbol, maps tcmt symbolic switches to megatest switches"
(let ((default '(("tag-expr" . "-tagexpr")
("mode-patt" . "-modepatt")
("run-name" . "-runname")
("contour" . "-contour")
("target" . "-target")
("test-patt" . "-testpatt")
("msg" . "-m")
("log" . "-log")
("start-dir" . "-start-dir")
("new" . "-set-state-status"))))
(if (eq? flavor 'switch-symbol)
(map (lambda (x)
(cons (string->symbol (conc "-" (car x))) (cdr x)))
default)
default)))
;; set some env vars from an alist, return an alist with original values
;; (("VAR" "value") ...)
;; a value of #f means "unset this var"
;;
(define (alist->env-vars lst)
(if (list? lst)
(let ((res '()))
(for-each (lambda (p)
(let* ((var (car p))
(val (cadr p))
(prv (get-environment-variable var)))
(set! res (cons (list var prv) res))
(if val
(safe-setenv var (->string val))
(unsetenv var))))
lst)
res)
'()))
;; clear vars matching pattern, run proc, set vars back
;; if proc is a string run that string as a command with
;; system.
;;
(define *common:orig-env*
(let ((envvars (get-environment-variables)))
(if (get-environment-variable "MT_ORIG_ENV")
(with-input-from-string
(z3:decode-buffer (base64:base64-decode (get-environment-variable "MT_ORIG_ENV")))
read)
(filter-map (lambda (x)
(if (string-match "^MT_.*" (car x))
#f
x))
envvars))))
(define (common:with-orig-env proc)
(let ((current-env (get-environment-variables)))
(for-each (lambda (x) (unsetenv (car x))) current-env)
(for-each (lambda (x) (setenv (car x) (cdr x))) *common:orig-env*)
(let ((rv (cond
((string? proc)(system proc))
(proc (proc)))))
(for-each (lambda (x) (unsetenv (car x))) *common:orig-env*)
(for-each (lambda (x) (setenv (car x) (cdr x))) current-env)
rv)))
(define (common:without-vars proc . var-patts)
(let ((vars (make-hash-table)))
(for-each
(lambda (vardat) ;; each env var
(for-each
(lambda (var-patt)
(if (string-match var-patt (car vardat))
(let ((var (car vardat))
(val (cdr vardat)))
(hash-table-set! vars var val)
(unsetenv var))))
var-patts))
(get-environment-variables))
(cond
((string? proc)(system proc))
(proc (proc)))
(hash-table-for-each
vars
(lambda (var val)
(setenv var val)))
vars))
;;======================================================================
;; C O L O R S
;;======================================================================
(define (common:name->iup-color name)
(case (string->symbol (string-downcase name))
((red) "223 33 49")
((grey) "192 192 192")
((orange) "255 172 13")
((purple) "This is unfinished ...")))
;; (define (common:get-color-for-state-status state status)
;; (case (string->symbol state)
;; ((COMPLETED)
;; (case (string->symbol status)
;; ((PASS) "70 249 73")
;; ((WARN WAIVED) "255 172 13")
;; ((SKIP) "230 230 0")
;; (else "223 33 49")))
;; ((LAUNCHED) "101 123 142")
;; ((CHECK) "255 100 50")
;; ((REMOTEHOSTSTART) "50 130 195")
;; ((RUNNING) "9 131 232")
;; ((KILLREQ) "39 82 206")
;; ((KILLED) "234 101 17")
;; ((NOT_STARTED) "240 240 240")
;; (else "192 192 192")))
(define (common:iup-color->rgb-hex instr)
(string-intersperse
(map (lambda (x)
(number->string x 16))
(map string->number
(string-split instr)))
"/"))
;;======================================================================
;;
;;======================================================================
(define (common:in-running-test?)
(and (args:get-arg "-execute") (get-environment-variable "MT_CMDINFO")))
(define (common:get-color-from-status status)
(cond
((equal? status "PASS") "green")
((equal? status "FAIL") "red")
((equal? status "WARN") "orange")
((equal? status "KILLED") "orange")
((equal? status "KILLREQ") "purple")
((equal? status "RUNNING") "blue")
((equal? status "ABORT") "brown")
(else "black")))
;; ;;======================================================================
;; ;; N A N O M S G C L I E N T
;; ;;======================================================================
;;
;;
;;
;; (define (common:send-dboard-main-changed)
;; (let* ((dashboard-ips (mddb:get-dashboards)))
;; (for-each
;; (lambda (ipadr)
;; (let* ((soc (common:open-nm-req (conc "tcp://" ipadr)))
;; (msg (conc "main " *toppath*))
;; (res (common:nm-send-receive-timeout soc msg)))
;; (if (not res) ;; couldn't reach that dashboard - remove it from db
;; (print "ERROR: couldn't reach dashboard " ipadr))
;; res))
;; dashboard-ips)))
;;
;;
;; ;;======================================================================
;; ;; D A S H B O A R D D B
;; ;;======================================================================
;;
;; (define (mddb:open-db)
;; (let* ((db (open-database (conc (get-environment-variable "HOME") "/.dashboard.db"))))
;; (set-busy-handler! db (busy-timeout 10000))
;; (for-each
;; (lambda (qry)
;; (exec (sql db qry)))
;; (list
;; "CREATE TABLE IF NOT EXISTS vars (id INTEGER PRIMARY KEY,key TEXT, val TEXT, CONSTRAINT varsconstraint UNIQUE (key));"
;; "CREATE TABLE IF NOT EXISTS dashboards (
;; id INTEGER PRIMARY KEY,
;; pid INTEGER,
;; username TEXT,
;; hostname TEXT,
;; ipaddr TEXT,
;; portnum INTEGER,
;; start_time TIMESTAMP DEFAULT (strftime('%s','now')),
;; CONSTRAINT hostport UNIQUE (hostname,portnum)
;; );"
;; ))
;; db))
;;
;; ;; register a dashboard
;; ;;
;; (define (mddb:register-dashboard port)
;; (let* ((pid (current-process-id))
;; (hostname (get-host-name))
;; (ipaddr (server:get-best-guess-address hostname))
;; (username (current-user-name)) ;; (car userinfo)))
;; (db (mddb:open-db)))
;; (print "Register monitor, pid: " pid ", hostname: " hostname ", port: " port ", username: " username)
;; (exec (sql db "INSERT OR REPLACE INTO dashboards (pid,username,hostname,ipaddr,portnum) VALUES (?,?,?,?,?);")
;; pid username hostname ipaddr port)
;; (close-database db)))
;;
;; ;; unregister a monitor
;; ;;
;; (define (mddb:unregister-dashboard host port)
;; (let* ((db (mddb:open-db)))
;; (print "Register unregister monitor, host:port=" host ":" port)
;; (exec (sql db "DELETE FROM dashboards WHERE hostname=? AND portnum=?;") host port)
;; (close-database db)))
;;
;; ;; get registered dashboards
;; ;;
;; (define (mddb:get-dashboards)
;; (let ((db (mddb:open-db)))
;; (query fetch-column
;; (sql db "SELECT ipaddr || ':' || portnum FROM dashboards;"))))
;;======================================================================
;; NMSG AND NEW API
;;======================================================================
;; nm based server experiment, keep around for now.
;;
#;(define (nm:start-server dbconn #!key (given-host-name #f))
(let* ((srvdat (start-raw-server given-host-name: given-host-name))
(host-name (srvdat-host srvdat))
(soc (srvdat-soc srvdat)))
;; start the queue processor (save for second round of development)
;;
(thread-start! (make-thread! (lambda ()(queue-processor dbconn) "Queue processor")))
;; msg is an alist
;; 'r host:port <== where to return the data
;; 'p params <== data to apply the command to
;; 'e j|s|l <== encoding of the params. default is s (sexp), if not specified is assumed to be default
;; 'c command <== look up the function to call using this key
;;
(let loop ((msg-in (nn-recv soc)))
(if (not (equal? msg-in "quit"))
(let* ((dat (decode msg-in))
(host-port (alist-ref 'r dat)) ;; this is for the reverse req rep where the server is a client of the original client
(params (alist-ref 'p dat))
(command (let ((c (alist-ref 'c dat)))(if c (string->symbol c) #f)))
(all-good (and host-port params command (hash-table-exists? *commands* command))))
(if all-good
(let ((cmddat (make-qitem
command: command
host-port: host-port
params: params)))
(queue-push cmddat) ;; put request into the queue
(nn-send soc "queued")) ;; reply with "queued"
(print "ERROR: ["(common:human-time)"] BAD request " dat))
(loop (nn-recv soc)))))
(nn-close soc)))
;;======================================================================
;; D A S H B O A R D U S E R V I E W S
;;======================================================================
;; first read ~/views.config if it exists, then read $MTRAH/views.config if it exists
;;
(define (common:load-views-config)
(let* ((view-cfgdat (make-hash-table))
(home-cfgfile (conc (get-environment-variable "HOME") "/.mtviews.config"))
(mthome-cfgfile (conc *toppath* "/.mtviews.config")))
(if (common:file-exists? mthome-cfgfile)
(configf:read-config mthome-cfgfile view-cfgdat #t))
;; we load the home dir file AFTER the MTRAH file so the user can clobber settings when running the dashboard in read-only areas
(if (common:file-exists? home-cfgfile)
(configf:read-config home-cfgfile view-cfgdat #t))
view-cfgdat))
;;======================================================================
;; H I E R A R C H I C A L H A S H T A B L E S
;;======================================================================
;; Every element including top element is a vector:
;; <vector subhash value>
(define (hh:make-hh #!key (ht #f)(value #f))
(vector (or ht (make-hash-table)) value))
;; used internally
(define-inline (hh:set-ht! hh ht) (vector-set! hh 0 ht))
(define-inline (hh:get-ht hh) (vector-ref hh 0))
(define-inline (hh:set-value! hh value) (vector-set! hh 1 value))
(define-inline (hh:get-value hh value) (vector-ref hh 1))
;; given a hierarchial hash and some keys look up the value ...
;;
(define (hh:get hh . keys)
(if (null? keys)
(vector-ref hh 1) ;; we have reached the end of the line, return the value sought
(let ((sub-ht (hh:get-ht hh)))
(if sub-ht ;; yes, there is more hierarchy
(let ((sub-hh (hash-table-ref/default sub-ht (car keys) #f)))
(if sub-hh
(apply hh:get sub-hh (cdr keys))
#f))
#f))))
;; given a hierarchial hash, a value and some keys, add needed hierarcy and insert the value
;;
(define (hh:set! hh value . keys)
(if (null? keys)
(hh:set-value! hh value) ;; we have reached the end of the line, store the value
(let ((sub-ht (hh:get-ht hh)))
(if sub-ht ;; yes, there is more hierarchy
(let ((sub-hh (hash-table-ref/default sub-ht (car keys) #f)))
(if (not sub-hh) ;; we'll need to add the next level of hierarchy
(let ((new-sub-hh (hh:make-hh)))
(hash-table-set! sub-ht (car keys) new-sub-hh)
(apply hh:set! new-sub-hh value (cdr keys)))
(apply hh:set! sub-hh value (cdr keys)))) ;; call the sub-hierhash with remaining keys
(begin
(hh:set-ht! hh (make-hash-table))
(apply hh:set! hh value keys))))))
;; Manage pkts, used in servers, tests and likely other contexts so put
;; in common
;;======================================================================
(define common:pkts-spec
'((default . ((parent . P)
(action . a)
(filename . f)))
(configf . ((parent . P)
(action . a)
(filename . f)))
(server . ((action . a)
(pid . d)
(ipaddr . i)
(port . p)
(parent . P)))
(test . ((cpuuse . c)
(diskuse . d)
(item-path . i)
(runname . r)
(state . s)
(target . t)
(status . u)
(parent . P)))))
(define (common:get-pkts-dirs mtconf use-lt)
(let* ((pktsdirs-str (or (configf:lookup mtconf "setup" "pktsdirs")
(and use-lt
(conc (or *toppath*
(current-directory))
"/lt/.pkts"))))
(pktsdirs (if pktsdirs-str
(string-split pktsdirs-str " ")
#f)))
pktsdirs))
;; use-lt is use linktree "lt" link to find pkts dir
(define (common:save-pkt pktalist-in mtconf use-lt #!key (add-only #f)) ;; add-only saves the pkt only if there is a parent already
(if (or add-only
(hash-table-exists? *pkts-info* 'last-parent))
(let* ((parent (hash-table-ref/default *pkts-info* 'last-parent #f))
(pktalist (if parent
(cons `(parent . ,parent)
pktalist-in)
pktalist-in)))
(let-values (((uuid pkt)
(alist->pkt pktalist common:pkts-spec)))
(hash-table-set! *pkts-info* 'last-parent uuid)
(let ((pktsdir (or (hash-table-ref/default *pkts-info* 'pkts-dir #f)
(let* ((pktsdirs (common:get-pkts-dirs mtconf use-lt))
(pktsdir (car pktsdirs))) ;; assume it is there
(hash-table-set! *pkts-info* 'pkts-dir pktsdir)
pktsdir))))
(handle-exceptions
exn
(debug:print-info 0 "failed to write out packet to " pktsdir) ;; don't care if this failed for now but MUST FIX - BUG!!
(if (not (file-exists? pktsdir))
(create-directory pktsdir #t))
(with-output-to-file
(conc pktsdir "/" uuid ".pkt")
(lambda ()
(print pkt)))))))))
(define (common:with-queue-db mtconf proc #!key (use-lt #f)(toppath-in #f))
(let* ((pktsdirs (common:get-pkts-dirs mtconf use-lt))
(pktsdir (if pktsdirs (car pktsdirs) #f))
(toppath (or (configf:lookup mtconf "scratchdat" "toppath")
toppath-in))
(pdbpath (or (configf:lookup mtconf "setup" "pdbpath") pktsdir)))
(cond
((not (and pktsdir toppath pdbpath))
(debug:print 0 *default-log-port* "ERROR: settings are missing in your megatest.config for area management.")
(debug:print 0 *default-log-port* " you need to have pktsdirs in the [setup] section."))
((not (common:file-exists? pktsdir))
(debug:print 0 *default-log-port* "ERROR: pkts directory not found " pktsdir))
((not (equal? (file-owner pktsdir)(current-effective-user-id)))
(debug:print 0 *default-log-port* "ERROR: directory " pktsdir " is not owned by " (current-effective-user-name)))
(else
(let* ((pdb (open-queue-db pdbpath "pkts.db"
schema: '("CREATE TABLE groups (id INTEGER PRIMARY KEY,groupname TEXT, CONSTRAINT group_constraint UNIQUE (groupname));"))))
(proc pktsdirs pktsdir pdb)
(dbi:close pdb))))))
(define (common:load-pkts-to-db mtconf #!key (use-lt #f))
(common:with-queue-db
mtconf
(lambda (pktsdirs pktsdir pdb)
(for-each
(lambda (pktsdir) ;; look at all
(cond
((not (common:file-exists? pktsdir))
(debug:print 0 *default-log-port* "ERROR: packets directory " pktsdir " does not exist."))
((not (directory? pktsdir))
(debug:print 0 *default-log-port* "ERROR: packets directory path " pktsdir " is not a directory."))
((not (file-read-access? pktsdir))
(debug:print 0 *default-log-port* "ERROR: packets directory path " pktsdir " is not readable."))
(else
(debug:print-info 0 *default-log-port* "Loading packets found in " pktsdir)
(let ((pkts (glob (conc pktsdir "/*.pkt"))))
(for-each
(lambda (pkt)
(let* ((uuid (cadr (string-match ".*/([0-9a-f]+).pkt" pkt)))
(exists (lookup-by-uuid pdb uuid #f)))
(if (not exists)
(let* ((pktdat (string-intersperse
(with-input-from-file pkt read-lines)
"\n"))
(apkt (pkt->alist pktdat))
(ptype (alist-ref 'T apkt)))
(add-to-queue pdb pktdat uuid (or ptype 'cmd) #f 0)
(debug:print 4 *default-log-port* "Added " uuid " of type " ptype " to queue"))
(debug:print 4 *default-log-port* "pkt: " uuid " exists, skipping...")
)))
pkts)))))
pktsdirs))
use-lt: use-lt))
(define (common:get-pkt-alists pkts)
(map (lambda (x)
(alist-ref 'apkt x)) ;; 'pkta pulls out the alist from the read pkt
pkts))
;; given list of pkts (alist mode) return list of D cards as Unix epoch, sorted descending
;; also delete duplicates by target i.e. (car pkt)
;;
(define (common:get-pkt-times pkts)
(delete-duplicates
(sort
(map (lambda (x)
`(,(alist-ref 't x) . ,(string->number (alist-ref 'D x))))
pkts)
(lambda (a b)(> (cdr a)(cdr b)))) ;; sort descending
(lambda (a b)(equal? (car a)(car b))))) ;; remove duplicates by target
(define *common:thread-punchlist* (make-hash-table))
(define (common:send-thunk-to-background-thread thunk #!key (name #f))
;;(BB> "launched thread " name)
;; we need a unique name for the thread.
(let* ((realname (if name
(if (not (hash-table-ref/default *common:thread-punchlist* name #f))
name
(conc name"-" (symbol->string (gensym))))
(conc "anonymous-"(symbol->string (gensym)))))
(realthunk (lambda ()
(let ((res (thunk)))
(hash-table-delete! *common:thread-punchlist* realname)
res)))
(thread (make-thread realthunk realname)))
(hash-table-set! *common:thread-punchlist* realname thread)
(thread-start! thread)
))
(define (common:join-backgrounded-threads)
;; may need to trap and ignore exceptions -- dunno how atomic threads are...
(for-each
(lambda (thread-name)
(let* ((thread (hash-table-ref/default *common:thread-punchlist* thread-name #f)))
(if thread
(handle-exceptions
exn
#t ;; just ignore it, it might have died in the meantime so joining it will throw an exception
(thread-join! thread))
)))
(hash-table-keys *common:thread-punchlist*)))
;; (define *common:telemetry-log-state* 'startup)
;; (define *common:telemetry-log-socket* #f)
;;
;; (define (common:telemetry-log-open)
;; (if (eq? *common:telemetry-log-state* 'startup)
;; (let* ((serverhost (configf:lookup *configdat* "telemetry" "host"))
;; (serverport (configf:lookup-number *configdat* "telemetry" "port"))
;; (user (or (get-environment-variable "USER") "unknown"))
;; (host (or (get-environment-variable "HOST") "unknown")))
;; (set! *common:telemetry-log-state*
;; (handle-exceptions
;; exn
;; (begin
;; (debug:print-info 0 *default-log-port* "common-telemetry-log open udp port failure")
;; 'broken)
;; (if (and serverhost serverport user host)
;; (let* ((s (udp-open-socket)))
;; ;;(udp-bind! s #f 0)
;; (udp-connect! s serverhost serverport)
;; (set! *common:telemetry-log-socket* s)
;; 'open)
;; 'not-needed))))))
;;
;; (define (common:telemetry-log event #!key (payload '()))
;; (if (eq? *common:telemetry-log-state* 'startup)
;; (common:telemetry-log-open))
;;
;; (if (eq? 'open *common:telemetry-log-state*)
;; (handle-exceptions
;; exn
;; (begin
;; (debug:print-info 0 *default-log-port* "common-telemetry-log comms failure ; disabled (no server?)")
;; ;;(define *common:telemetry-log-state* 'broken-or-no-server-preclose)
;; ;;(common:telemetry-log-close)
;; (define *common:telemetry-log-state* 'broken-or-no-server)
;; (set! *common:telemetry-log-socket* #f)
;; )
;; (if (and *common:telemetry-log-socket* event) ;; TODO - filter on event against telemetry.want-events
;; (let* ((user (or (get-environment-variable "USER") "unknown"))
;; (host (or (get-environment-variable "HOST") "unknown"))
;; (start (conc "[megatest "event"]"))
;; (toppath (or *toppath* "/dev/null"))
;; (payload-serialized
;; (base64:base64-encode
;; (z3:encode-buffer
;; (with-output-to-string (lambda () (pp payload))))))
;; (msg (conc user":"host":"start":"(current-process-id)":"(car (argv))":"
;; toppath":"payload-serialized)))
;; (udp-send *common:telemetry-log-socket* msg))))))
;;
;; (define (common:telemetry-log-close)
;; (when (or (member *common:telemetry-log-state* '(broken-or-no-server-preclose open)) *common:telemetry-log-socket*)
;; (handle-exceptions
;; exn
;; (begin
;; (define *common:telemetry-log-state* 'closed-fail)
;; (debug:print-info 0 *default-log-port* "common-telemetry-log closure failure")
;; )
;; (begin
;; (define *common:telemetry-log-state* 'closed)
;; (udp-close-socket *common:telemetry-log-socket*)
;; (set! *common:telemetry-log-socket* #f)))))
;;======================================================================
;; process related stuff
;;======================================================================
(define (process:alive? pid)
(handle-exceptions
exn
;; possibly pid is a process not a child, look in /proc to see if it is running still
(common:file-exists? (conc "/proc/" pid))
(let-values (((rpid exit-type exit-signal)(process-wait pid #t)))
(and (number? rpid)
(equal? rpid pid)))))
(define (process:alive-on-host? host pid)
(let ((cmd (conc "ssh " host " ps -o pid= -p " pid)))
(handle-exceptions
exn
#f ;; anything goes wrong - assume the process in NOT running.
(with-input-from-pipe
cmd
(lambda ()
(let loop ((inl (read-line)))
(if (eof-object? inl)
#f
(let* ((clean-str (string-substitute "^[^\\d]*([0-9]+)[^\\d]*$" "\\1" inl))
(innum (string->number clean-str)))
(and innum
(eq? pid innum))))))))))
(define (process:get-sub-pids pid)
(with-input-from-pipe
(conc "pstree -A -p " pid) ;; | tr 'a-z\\-+`()\\.' ' ' " pid)
(lambda ()
(let loop ((inl (read-line))
(res '()))
(if (eof-object? inl)
(reverse res)
(let ((nums (map string->number
(string-split-fields "\\d+" inl))))
(loop (read-line)
(append res nums))))))))
;; here is an example line where the shell is sh or bash
;; "find / -print 2&>1 > findall.log"
(define (run-n-wait cmdline #!key (params #f)(print-cmd #f)(run-dir #f))
(if print-cmd
(debug:print 0 *default-log-port*
(if (string? print-cmd)
print-cmd
"")
(if run-dir (conc "Run in " run-dir ";") "")
cmdline
(if params
(conc " " (string-intersperse params " "))
"")))
(if (and run-dir
(directory-exists? run-dir))
(push-directory run-dir))
(let ((pid (if params
(process-run cmdline params)
(process-run cmdline))))
(let loop ((i 0))
(let-values (((pid-val exit-status exit-code) (process-wait pid #t)))
(if (eq? pid-val 0)
(begin
(thread-sleep! 2)
(loop (+ i 1)))
(begin
(if (and run-dir
(directory-exists? run-dir))
(pop-directory))
(values pid-val exit-status exit-code)))))))
;; accept an alist or hash table containing envvar/env value pairs (value of #f causes unset)
;; execute thunk in context of environment modified as per this list
;; restore env to prior state then return value of eval'd thunk.
;; ** this is not thread safe **
(define (common:with-env-vars delta-env-alist-or-hash-table thunk)
(let* ((delta-env-alist (if (hash-table? delta-env-alist-or-hash-table)
(hash-table->alist delta-env-alist-or-hash-table)
delta-env-alist-or-hash-table))
(restore-thunks
(filter
identity
(map (lambda (env-pair)
(let* ((env-var (car env-pair))
(new-val (let ((tmp (cdr env-pair)))
(if (list? tmp) (car tmp) tmp)))
(current-val (get-environment-variable env-var))
(restore-thunk
(cond
((not current-val) (lambda () (unsetenv env-var)))
((not (string? new-val)) #f)
((eq? current-val new-val) #f)
(else
(lambda () (setenv env-var current-val))))))
;;(when (not (string? new-val))
;; (debug:print 0 *default-log-port* " PROBLEM: not a string: "new-val"\n from env-alist:\n"delta-env-alist)
;; (pp delta-env-alist)
;; (exit 1))
(cond
((not new-val) ;; modify env here
(unsetenv env-var))
((string? new-val)
(setenv env-var new-val)))
restore-thunk))
delta-env-alist))))
(let ((rv (thunk)))
(for-each (lambda (x) (x)) restore-thunks) ;; restore env to original state
rv)))
;;======================================================================
;; Process convience utils
;;======================================================================
(define (process:conservative-read port)
(let loop ((res ""))
(if (not (eof-object? (peek-char port)))
(loop (conc res (read-char port)))
res)))
(define (process:cmd-run-with-stderr->list cmd . params)
;; (print "Called with cmd=" cmd ", proc=" proc ", params=" params)
;; (handle-exceptions
;; exn
;; (begin
;; (print "ERROR: Failed to run command: " cmd " " (string-intersperse params " "))
;; (print " " ((condition-property-accessor 'exn 'message) exn))
;; #f)
(let-values (((fh fho pid fhe) (if (null? params)
(process* cmd)
(process* cmd params))))
(let loop ((curr (read-line fh))
(result '()))
(let ((errstr (process:conservative-read fhe)))
(if (not (string=? errstr ""))
(set! result (append result (list errstr)))))
(if (not (eof-object? curr))
(loop (read-line fh)
(append result (list curr)))
(begin
(close-input-port fh)
(close-input-port fhe)
(close-output-port fho)
result))))) ;; )
(define (process:cmd-run-with-stderr-and-exitcode->list cmd . params)
;; (print "Called with cmd=" cmd ", proc=" proc ", params=" params)
;; (handle-exceptions
;; exn
;; (begin
;; (print "ERROR: Failed to run command: " cmd " " (string-intersperse params " "))
;; (print " " ((condition-property-accessor 'exn 'message) exn))
;; #f)
(let-values (((fh fho pid fhe) (if (null? params)
(process* cmd)
(process* cmd params))))
(let loop ((curr (read-line fh))
(result '()))
(let ((errstr (process:conservative-read fhe)))
(if (not (string=? errstr ""))
(set! result (append result (list errstr)))))
(if (not (eof-object? curr))
(loop (read-line fh)
(append result (list curr)))
(begin
(let-values (((anotherpid normalexit? exitstatus) (process-wait pid)))
(close-input-port fh)
(close-input-port fhe)
(close-output-port fho)
(list result (if normalexit? exitstatus -1))))))))
#;(define (process:cmd-run-proc-each-line cmd proc . params)
;; (print "Called with cmd=" cmd ", proc=" proc ", params=" params)
(handle-exceptions
exn
(begin
(print "ERROR: Failed to run command: " cmd " " (string-intersperse params " "))
(debug:print 0 *default-log-port* " message: " ((condition-property-accessor 'exn 'message) exn))
(debug:print 5 *default-log-port* "exn=" (condition->list exn))
#f)
(let-values (((fh fho pid) (if (null? params)
(process cmd)
(process cmd params))))
(let loop ((curr (read-line fh))
(result '()))
(if (not (eof-object? curr))
(loop (read-line fh)
(append result (list (proc curr))))
(begin
(close-input-port fh)
;;(close-input-port fhe)
(close-output-port fho)
result))))))
#;(define (process:cmd-run-proc-each-line-alt cmd proc)
(let* ((fh (open-input-pipe cmd))
(res (port-proc->list fh proc))
(status (close-input-pipe fh)))
(if (eq? status 0) res #f)))
(define (process:cmd-run->list cmd #!key (delta-env-alist-or-hash-table '()))
(common:with-env-vars
delta-env-alist-or-hash-table
(lambda ()
(let* ((fh (open-input-pipe cmd))
(res (port->list fh))
(status (close-input-pipe fh)))
(list res status)))))
(define (port->list fh)
(if (eof-object? fh) #f
(let loop ((curr (read-line fh))
(result '()))
(if (not (eof-object? curr))
(loop (read-line fh)
(append result (list curr)))
result))))
(define (port-proc->list fh proc)
(if (eof-object? fh) #f
(let loop ((curr (proc (read-line fh)))
(result '()))
(if (not (eof-object? curr))
(loop (let ((l (read-line fh)))
(if (eof-object? l) l (proc l)))
(append result (list curr)))
result))))
;;======================================================================
;; MISC PROCESS RELATED STUFF
;;======================================================================
(define (process:children proc)
(with-input-from-pipe
(conc "ps h --ppid " (current-process-id) " -o pid")
(lambda ()
(let loop ((inl (read-line))
(res '()))
(if (eof-object? inl)
(reverse res)
(let ((pid (string->number inl)))
(if proc (proc pid))
(loop (read-line) (cons pid res))))))))
)