55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
|
(caar cmdres)))))
;;======================================================================
;; Make the regexp's needed globally available
;;======================================================================
(define configf:include-rx (regexp "^\\[include\\s+(.*)\\]\\s*$"))
(define configf:section-rx (regexp "^\\[(.*)\\]\\s*$"))
(define configf:blank-l-rx (regexp "^\\s*$"))
(define configf:key-sys-pr (regexp "^(\\S+)\\s+\\[system\\s+(\\S+.*)\\]\\s*$"))
(define configf:key-val-pr (regexp "^(\\S+)(\\s+(.*)|())$"))
(define configf:key-no-val (regexp "^(\\S+)(\\s*)$"))
(define configf:comment-rx (regexp "^\\s*#.*"))
(define configf:cont-ln-rx (regexp "^(\\s+)(\\S+.*)$"))
(define configf:settings (regexp "^\\[configf:settings\\s+(\\S+)\\s+(\\S+)]\\s*$"))
;; read a line and process any #{ ... } constructs
(define configf:var-expand-regex (regexp "^(.*)#\\{(scheme|system|shell|getenv|get|runconfigs-get|rget)\\s+([^\\}\\{]*)\\}(.*)"))
(define (configf:process-line l ht allow-system #!key (linenum #f))
(let loop ((res l))
(if (string? res)
(let ((matchdat (string-search configf:var-expand-regex res)))
(if matchdat
(let* ((prestr (list-ref matchdat 1))
(cmdtype (list-ref matchdat 2)) ;; eval, system, shell, getenv
(cmd (list-ref matchdat 3))
(poststr (list-ref matchdat 4))
(result #f)
(start-time (current-seconds))
(cmdsym (string->symbol cmdtype))
(fullcmd (case cmdsym
((scheme)(conc "(lambda (ht)" cmd ")"))
((system)(conc "(lambda (ht)(system \"" cmd "\"))"))
((shell) (conc "(lambda (ht)(shell \"" cmd "\"))"))
((getenv)(conc "(lambda (ht)(get-environment-variable \"" cmd "\"))"))
((get)
(let* ((parts (string-split cmd))
(sect (car parts))
(var (cadr parts)))
(conc "(lambda (ht)(config-lookup ht \"" sect "\" \"" var "\"))")))
((runconfigs-get) (conc "(lambda (ht)(runconfigs-get ht \"" cmd "\"))"))
((rget) (conc "(lambda (ht)(runconfigs-get ht \"" cmd "\"))"))
(else "(lambda (ht)(print \"ERROR\") \"ERROR\")"))))
;; (print "fullcmd=" fullcmd)
(handle-exceptions
exn
(begin
(debug:print 0 *default-log-port* "WARNING: failed to process config input \"" l "\"")
(debug:print 0 *default-log-port* " message: " ((condition-property-accessor 'exn 'message) exn))
;; (print "exn=" (condition->list exn))
(set! result (conc "#{( " cmdtype ") " cmd"}")))
(if (or allow-system
(not (member cmdtype '("system" "shell"))))
(with-input-from-string fullcmd
(lambda ()
(set! result ((eval (read)) ht))))
(set! result (conc "#{(" cmdtype ") " cmd "}"))))
(case cmdsym
((system shell scheme)
(let ((delta (- (current-seconds) start-time)))
(if (> delta 2)
(debug:print-info 0 *default-log-port* "for line \"" l "\"\n command: " cmd " took " delta " seconds to run with output:\n " result)
(debug:print-info 9 *default-log-port* "for line \"" l "\"\n command: " cmd " took " delta " seconds to run with output:\n " result)))))
(loop (conc prestr result poststr)))
|
>
|
|
|
>
|
|
>
>
>
>
>
|
|
|
|
|
|
|
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
|
(caar cmdres)))))
;;======================================================================
;; Make the regexp's needed globally available
;;======================================================================
(define configf:include-rx (regexp "^\\[include\\s+(.*)\\]\\s*$"))
(define configf:script-rx (regexp "^\\[scriptinc\\s+(.*)\\]\\s*$")) ;; include output from a script
(define configf:section-rx (regexp "^\\[(.*)\\]\\s*$"))
(define configf:blank-l-rx (regexp "^\\s*$"))
(define configf:key-sys-pr (regexp "^(\\S+)\\s+\\[system\\s+(\\S+.*)\\]\\s*$"))
(define configf:key-val-pr (regexp "^(\\S+)(\\s+(.*)|())$"))
(define configf:key-no-val (regexp "^(\\S+)(\\s*)$"))
(define configf:comment-rx (regexp "^\\s*#.*"))
(define configf:cont-ln-rx (regexp "^(\\s+)(\\S+.*)$"))
(define configf:settings (regexp "^\\[configf:settings\\s+(\\S+)\\s+(\\S+)]\\s*$"))
;; read a line and process any #{ ... } constructs
(define configf:var-expand-regex (regexp "^(.*)#\\{(scheme|system|shell|getenv|get|runconfigs-get|rget|scm|sh|rp|gv|g|mtrah)\\s+([^\\}\\{]*)\\}(.*)"))
(define (configf:process-line l ht allow-system #!key (linenum #f))
(let loop ((res l))
(if (string? res)
(let ((matchdat (string-search configf:var-expand-regex res)))
(if matchdat
(let* ((prestr (list-ref matchdat 1))
(cmdtype (list-ref matchdat 2)) ;; eval, system, shell, getenv
(cmd (list-ref matchdat 3))
(poststr (list-ref matchdat 4))
(result #f)
(start-time (current-seconds))
(cmdsym (string->symbol cmdtype))
(fullcmd (case cmdsym
((scheme scm) (conc "(lambda (ht)" cmd ")"))
((system) (conc "(lambda (ht)(system \"" cmd "\"))"))
((shell sh) (conc "(lambda (ht)(string-translate (shell \"" cmd "\") \"\n\" \" \"))"))
((realpath rp)(conc "(lambda (ht)(common:nice-path \"" cmd "\"))"))
((getenv gv) (conc "(lambda (ht)(get-environment-variable \"" cmd "\"))"))
((mtrah) (conc "(lambda (ht)"
" (let ((extra \"" cmd "\"))"
" (conc (or *toppath* (get-environment-variable \"MT_RUN_AREA_HOME\"))"
" (if (string-null? extra) \"\" \"/\")"
" extra)))"))
((get g)
(let* ((parts (string-split cmd))
(sect (car parts))
(var (cadr parts)))
(conc "(lambda (ht)(config-lookup ht \"" sect "\" \"" var "\"))")))
((runconfigs-get rget) (conc "(lambda (ht)(runconfigs-get ht \"" cmd "\"))"))
;; ((rget) (conc "(lambda (ht)(runconfigs-get ht \"" cmd "\"))"))
(else "(lambda (ht)(print \"ERROR\") \"ERROR\")"))))
;; (print "fullcmd=" fullcmd)
(handle-exceptions
exn
(begin
(debug:print 0 *default-log-port* "WARNING: failed to process config input \"" l "\"")
(debug:print 0 *default-log-port* " message: " ((condition-property-accessor 'exn 'message) exn))
;; (print "exn=" (condition->list exn))
(set! result (conc "#{( " cmdtype ") " cmd "}, full expansion: " fullcmd)))
(if (or allow-system
(not (member cmdtype '("system" "shell" "sh"))))
(with-input-from-string fullcmd
(lambda ()
(set! result ((eval (read)) ht))))
(set! result (conc "#{(" cmdtype ") " cmd "}"))))
(case cmdsym
((system shell scheme)
(let ((delta (- (current-seconds) start-time)))
(if (> delta 2)
(debug:print-info 0 *default-log-port* "for line \"" l "\"\n command: " cmd " took " delta " seconds to run with output:\n " result)
(debug:print-info 9 *default-log-port* "for line \"" l "\"\n command: " cmd " took " delta " seconds to run with output:\n " result)))))
(loop (conc prestr result poststr)))
|
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
|
;; in the environment on the fly
;; sections: #f => get all, else list of sections to gather
;; post-section-procs alist of section-pattern => proc, where: (proc section-name next-section-name ht curr-path)
;;
(define (read-config path ht allow-system #!key (environ-patt #f)(curr-section #f)(sections #f)(settings (make-hash-table))(keep-filenames #f)(post-section-procs '()))
(debug:print-info 5 *default-log-port* "read-config " path " allow-system " allow-system " environ-patt " environ-patt " curr-section: " curr-section " sections: " sections " pwd: " (current-directory))
(debug:print 9 *default-log-port* "START: " path)
(if (not (file-exists? path))
(let ((inp (open-input-file path))
(res (if (not ht)(make-hash-table) ht))
(metapath (if (or (debug:debug-mode 9)
keep-filenames)
path #f)))
(let loop ((inl (configf:read-line inp res (calc-allow-system allow-system curr-section sections) settings)) ;; (read-line inp))
(curr-section-name (if curr-section curr-section "default"))
(var-flag #f);; turn on for key-var-pr and cont-ln-rx, turn off elsewhere
(lead #f))
(debug:print-info 8 *default-log-port* "curr-section-name: " curr-section-name " var-flag: " var-flag "\n inl: \"" inl "\"")
(if (eof-object? inl)
(begin
(close-input-port inp)
(hash-table-delete! res "") ;; we are using "" as a dumping ground and must remove it before returning the ht
(debug:print 9 *default-log-port* "END: " path)
res)
(regex-case
inl
(configf:comment-rx _ (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))
(configf:blank-l-rx _ (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))
|
>
|
|
>
>
>
|
|
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
|
;; in the environment on the fly
;; sections: #f => get all, else list of sections to gather
;; post-section-procs alist of section-pattern => proc, where: (proc section-name next-section-name ht curr-path)
;;
(define (read-config path ht allow-system #!key (environ-patt #f)(curr-section #f)(sections #f)(settings (make-hash-table))(keep-filenames #f)(post-section-procs '()))
(debug:print-info 5 *default-log-port* "read-config " path " allow-system " allow-system " environ-patt " environ-patt " curr-section: " curr-section " sections: " sections " pwd: " (current-directory))
(debug:print 9 *default-log-port* "START: " path)
(if (and (not (port? path))
(not (file-exists? path))) ;; for case where we are handed a port
(begin
(debug:print-info 1 *default-log-port* "read-config - file not found " path " current path: " (current-directory))
;; WARNING: This is a risky change but really, we should not return an empty hash table if no file read?
#f) ;; (if (not ht)(make-hash-table) ht))
(let ((inp (if (string? path)
(open-input-file path)
path)) ;; we can be handed a port
(res (if (not ht)(make-hash-table) ht))
(metapath (if (or (debug:debug-mode 9)
keep-filenames)
path #f)))
(let loop ((inl (configf:read-line inp res (calc-allow-system allow-system curr-section sections) settings)) ;; (read-line inp))
(curr-section-name (if curr-section curr-section "default"))
(var-flag #f);; turn on for key-var-pr and cont-ln-rx, turn off elsewhere
(lead #f))
(debug:print-info 8 *default-log-port* "curr-section-name: " curr-section-name " var-flag: " var-flag "\n inl: \"" inl "\"")
(if (eof-object? inl)
(begin
(if (string? path) ;; we received a path, not a port, thus we are responsible for closing it.
(close-input-port inp))
(hash-table-delete! res "") ;; we are using "" as a dumping ground and must remove it before returning the ht
(debug:print 9 *default-log-port* "END: " path)
res)
(regex-case
inl
(configf:comment-rx _ (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))
(configf:blank-l-rx _ (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))
|
227
228
229
230
231
232
233
234
235
236
237
238
239
240
|
(read-config full-conf res allow-system environ-patt: environ-patt curr-section: curr-section-name sections: sections settings: settings keep-filenames: keep-filenames)
;; (pop-directory)
(loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))
(begin
(debug:print '(2 9) #f "INFO: include file " include-file " not found (called from " path ")")
(debug:print 2 *default-log-port* " " full-conf)
(loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f)))))
(configf:section-rx ( x section-name ) (begin
;; call post-section-procs
(for-each
(lambda (dat)
(let ((patt (car dat))
(proc (cdr dat)))
(if (string-match patt curr-section-name)
|
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
|
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
|
(read-config full-conf res allow-system environ-patt: environ-patt curr-section: curr-section-name sections: sections settings: settings keep-filenames: keep-filenames)
;; (pop-directory)
(loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))
(begin
(debug:print '(2 9) #f "INFO: include file " include-file " not found (called from " path ")")
(debug:print 2 *default-log-port* " " full-conf)
(loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f)))))
(configf:script-rx ( x include-script );; handle-exceptions
;; exn
;; (begin
;; (debug:print '(0 2 9) #f "INFO: include from script " include-script " failed.")
;; (loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))
(if (and (file-exists? include-script)(file-execute-access? include-script))
(let* ((new-inp-port (open-input-pipe include-script)))
(debug:print '(2 9) *default-log-port* "Including from script output: " include-script)
;; (print "We got here, calling read-config next. Port is: " new-inp-port)
(read-config new-inp-port res allow-system environ-patt: environ-patt curr-section: curr-section-name sections: sections settings: settings keep-filenames: keep-filenames)
(close-input-port new-inp-port)
(loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f))
(begin
(debug:print 0 *default-log-port* "Script not found or not exectutable: " include-script)
(loop (configf:read-line inp res (calc-allow-system allow-system curr-section-name sections) settings) curr-section-name #f #f)))
) ;; )
(configf:section-rx ( x section-name ) (begin
;; call post-section-procs
(for-each
(lambda (dat)
(let ((patt (car dat))
(proc (cdr dat)))
(if (string-match patt curr-section-name)
|