Overview
| Comment: | Partial implementation of homehost-free |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | v1.70-nohomehost |
| Files: | files | file ages | folders |
| SHA1: |
ac69021df7fde0b7d93a55c13b99ccf5 |
| User & Date: | matt on 2022-11-11 09:42:51 |
| Other Links: | branch diff | manifest | tags |
Context
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2022-11-12
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| 07:03 | Steps towards eliminating homehost check-in: a0384d728b user: matt tags: v1.70-nohomehost | |
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2022-11-11
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| 09:42 | Partial implementation of homehost-free check-in: ac69021df7 user: matt tags: v1.70-nohomehost | |
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2022-11-10
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| 13:37 | Fixed server/client signature. I think. check-in: bf877ecde8 user: matt tags: v1.70 | |
Changes
Modified client.scm from [3f204dd646] to [17a8862d81].
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105 106 107 108 109 110 111 | 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 | - - + - - + |
(set! *runremote* (make-remote))
(let* ((server-info (remote-server-info *runremote*)))
(if server-info
(begin
(remote-server-url-set! *runremote* (server:record->url server-info))
(remote-server-id-set! *runremote* (server:record->id server-info)))))))
(if (and host port server-id)
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Modified common.scm from [7a004393e6] to [1861c8c274].
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140 141 142 143 144 145 146 147 148 149 150 151 152 153 | 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 | + | (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 *time-zero* (current-seconds)) ;; for the watchdog (define *on-exit-procs* '()) ;; add procs to this list to be executed on exit (define *default-area-tag* "local") ;; DATABASE ;; (define *dbstruct-dbs* #f) ;; used to cache the dbstruct in db:setup. Goal is to remove this. ;; db stats (define *db-stats* (make-hash-table)) ;; hash of vectors < count duration-total > (define *db-stats-mutex* (make-mutex)) |
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(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
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Modified db.scm from [d143149924] to [eca8c190a3].
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4584 4585 4586 4587 4588 4589 4590 | 4584 4585 4586 4587 4588 4589 4590 4591 4592 4593 4594 4595 4596 4597 4598 4599 4600 4601 4602 4603 4604 4605 4606 4607 4608 4609 4610 4611 4612 4613 4614 4615 | - + - + + + + + + + | (if (common:low-noise-print 30) (debug:print-info 0 *default-log-port* "Exiting watchdog timer, *time-to-exit* = " *time-to-exit*" pid="(current-process-id) )))) )) (define (std-exit-procedure) ;;(common:telemetry-log-close) |
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Modified http-transport.scm from [d2af089e7c] to [3205da4502].
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(debug:print-info 0 *default-log-port* "Waiting for server alive signature")
(mutex-lock! *heartbeat-mutex*)
(set! sdat *server-info*)
(mutex-unlock! *heartbeat-mutex*)
(if (and sdat
(not changed)
(> (- (current-seconds) start-time) 2))
(let* ((servinfodir (conc *toppath*"/.servinfo"))
(ipaddr (car sdat))
(port (cadr sdat))
(servinf (conc servinfodir"/"ipaddr":"port)))
(if (not (file-exists? servinfodir))
(create-directory servinfodir #t))
(with-output-to-file servinf
(lambda ()
(print "SERVER STARTED: "ipaddr":"port" AT "(current-seconds)" server-id: "(server:get-client-signature))
(print "started: "(seconds->year-week/day-time (current-seconds)))))
(set! *on-exit-procs* (cons
(lambda ()
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598 599 600 601 602 603 604 | 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 | - + - + + + + |
;; (if (eq? *number-non-write-queries* 0)
;; "n/a (no queries)"
;; (/ *total-non-write-delay*
;; *number-non-write-queries*))
;; " ms")
(db:print-current-query-stats)
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638 639 640 641 642 643 644 | 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 | - - - - + + + + |
(exit)))
;; lets not even bother to start if there are already three or more server files ready to go
#;(let* ((num-alive (server:get-num-alive (server:get-list *toppath*))))
(if (> num-alive 3)
(begin
(cleanup-proc (conc "ERROR: Aborting server start because there are already " num-alive " possible servers either running or starting up"))
(exit))))
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Modified server.scm from [b0155e0a8d] to [163356b887].
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324 325 326 327 328 329 330 331 332 333 334 335 336 337 | 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 | + + |
(lambda (a b)
(< (list-ref a 3)
(list-ref b 3))))))
(if (> (length slst) nums)
(take slst nums)
slst)))
;; switch from server:get-list to server:get-servers-info
;;
(define (server:get-first-best areapath)
(let ((srvrs (server:get-best (server:get-list areapath))))
(if (and srvrs
(not (null? srvrs)))
(car srvrs)
#f)))
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375 376 377 378 379 380 381 | 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 | - + |
*my-client-signature*)))
;; if server-start-last exists, and wasn't old enough, wait <idle time> + 1, then call this function recursively until it is old enough.
;; if it is old enough, overwrite it and wait 0.25 seconds.
;; if it then has the wrong server key, wait <idle time> + 1 and call this function recursively.
;;
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(begin
(debug:print-info 0 *default-log-port* "Gating server start, last start: "
(seconds->time-string fmodtime) ", time since last start: " delta ", required idletime: " idletime ", gating reason:" (if old-enough "another job started a server" "too soon to start another server"))
(thread-sleep! ( + 1 idletime))
(server:wait-for-server-start-last-flag areapath)))))))
;; oldest server alive determines host then choose random of youngest
;; five servers on that host
;;
(define (server:get-servers-info areapath)
(let* ((servinfodir (conc *toppath*"/.servinfo"))
(allfiles (glob (conc servinfodir"/*")))
(res (make-hash-table)))
(for-each
(lambda (f)
(let* ((hostport (pathname-strip-directory f))
(serverdat (server:logf-get-start-info f)))
(hash-table-set! res hostport serverdat)))
allfiles)
res))
;; oldest server alive determines host then choose random of youngest
;; five servers on that host
;;
(define (server:choose-server areapath)
;; age is current-starttime
;; find oldest alive
;; 1. sort by age ascending and ping until good
;; find alive rand from youngest
;; 1. sort by age descending
;; 2. take five
;; 3. check alive, discard if not and repeat
(let* ((serversdat (server:get-servers-info areapath))
(by-time-asc (sort (hash-table-keys serversdat)
(lambda (a b)
(>= (list-ref (hash-table-ref serversdat a) 2)
(list-ref (hash-table-ref serversdat b) 2))))))
(if (not (null? by-time-asc))
(let* ((oldest (last by-time-asc))
(oldest-dat (hash-table-ref serversdat oldest))
(host (list-ref oldest-dat 1))
(all-valid (filter (lambda (x)(equal? host (list-ref x 1))) by-time-asc)))
(print "oldest: "oldest-dat", selected host: "host", all-valid: "all-valid)
(print "youngest: "(hash-table-ref serversdat (car all-valid)))
(car all-valid))
#f)))
;; kind start up of server, wait before allowing another server for a given
;; area to be launched
;;
(define (server:kind-run areapath)
;; look for $MT_RUN_AREA_HOME/logs/server-start-last
;; and wait for it to be at least <server idletime> seconds old
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