blob: a17c69606245d3263fc9a8d0b7be99a5169f777b (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
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
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
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
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
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
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
|
#!/bin/bash
#
# astversion - determine version/source of components
#
# use: astverion {options}
#
# options:
# --prefix=PATH - specify prefix from build
# --exec=PATH - specify asterisk executable
# --lib=PATH - specify asterisk library path
# --src=PATH - specify source path to search
#
# Copyright (c) 2015, Digium, Inc.
#
# Written by Scott Griepentrog <sgriepentrog@digium.com>
#
# Distributed under the terms of the GNU General Public License
# condense list of files when more than X in a set
CONDENSE=3
# libraries to provide the source/version of
LIBRARIES=(
libasteriskssl.so.1
libspandsp.so.2
libpjsip.so.2
libpri.so.1.4
)
# possible library locations
LIB_PATHS=(
/usr/lib
/usr/lib64
/lib
/lib64
/usr/local/lib
/usr/local/lib64
/opt/lib
/opt/lib64
)
# collection of files to search for
FILES=()
# source directories to search
SRC_DIRS=()
main()
{
TMPFILE="/tmp/astversion.$$"
sanity_check
locate_files "$@"
locate_libraries
locate_modules
echo "Checking Asterisk versions on $HOSTNAME at $(date)"
check_asterisk_version
check_dahdi_version
gather_packages
if [ ! -z "$DISTRO" ]
then
search_packages
else
echo "WARNING: Unable to determine distro, skipping package search"
fi
search_source
show_unknown_files
rm -f $TMPFILE
}
sanity_check()
{
# insure that needed tools are present
TOOLS=(uname basename fgrep cut head readlink find)
# making assumption that rpm and dpkg always exist on their platforms
for TOOL in ${TOOLS[@]}
do
if ! which $TOOL > /dev/null
then
echo "ERROR: please install package for $TOOL"
exit 1
fi
done
}
locate_files()
{
# guess prefix from executable path
SCRIPT_PREFIX="$(readlink -f ${0%/sbin/astversion} 2>/dev/null)"
if [ -x $SCRIPT_PREFIX/sbin/asterisk ]
then
PREFIX=$SCRIPT_PREFIX
ASTERISK_PATH=$SCRIPT_PREFIX/sbin/asterisk
fi
if [ -z "$ASTERISK_PATH" ]
then
ASTERISK_PATH=$(readlink -f $(which asterisk 2>/dev/null) 2>/dev/null)
PREFIX=${ASTERISK_PATH%/sbin/asterisk}
fi
# parse user supplied information
USER_PREFIX=""
USER_EXEC=""
for opt in "$@"
do
case "$opt" in
-h|--help)
echo "Use: astversion {--prefix=PATH} {--exec=PATH} {--lib=PATH}"
exit 0
;;
--prefix=*)
USER_PREFIX=${opt:9}
;;
--exec=*)
USER_EXEC=${opt:7}
;;
--lib=*)
LIBDIR=${opt:6}
;;
--src=*)
SRC_DIRS+=${opt:6}
;;
*)
echo "ERROR: Unknown option: $opt"
exit 1
;;
esac
done
# apply user supplied values
if [ ! -z "$USER_PREFIX" ]
then
PREFIX="$USER_PREFIX"
ASTERISK_PATH=""
fi
if [ ! -z "$USER_EXEC" ]
then
ASTERISK_PATH="$USER_EXEC"
fi
# locate asterisk executable
if [ -z "$ASTERISK_PATH" ]
then
ASTERISK_PATH="$PREFIX/sbin/asterisk"
fi
if [ ! -x "$ASTERISK_PATH" ]
then
echo "ERROR: the Asterisk executable is not found or not executable at $ASTERISK_PATH"
exit 1
fi
FILES+=($ASTERISK_PATH)
# locate dahdi_cfg executable
DAHDI_CFG_PATH=$(readlink -f $(which dahdi_cfg 2>/dev/null) 2>/dev/null)
if [ ! -z "$DAHDI_CFG_PATH" ]
then
FILES+=($DAHDI_CFG_PATH)
fi
# locate asterisk libdir
if [ -z "$LIBDIR" ]
then
LIBDIR="$PREFIX/lib"
if [ `uname -m` = "x86_64" -a -d "$PREFIX/lib64" ]
then
LIBDIR="$PREFIX/lib64"
fi
fi
if [ ! -d "$LIBDIR/asterisk/modules" ]
then
echo "ERROR: asterisk module directory not found at $LIBDIR"
exit 1
fi
}
locate_libraries()
{
# LIBDIR should contain libasteriskssl, but others may be elsewhere
# add LIBDIR to path list
if ! [[ " ${LIB_PATHS[@]} " =~ " $LIBDIR " ]]
then
LIB_PATHS+=($LIBDIR)
fi
for LIBRARY in ${LIBRARIES[@]}
do
FOUND_LIB=()
for LIB_PATH in ${LIB_PATHS[@]}
do
FULL_PATH="$LIB_PATH/$LIBRARY"
if [ ! -L $LIB_PATH -a -f $FULL_PATH ]
then
FOUND_LIB+=($FULL_PATH)
FILES+=($FULL_PATH)
fi
done
if [ ${#FOUND_LIB[@]} -gt 1 ]
then
echo "### WARNING: duplicate libraries found: ${FOUND_LIB[@]}"
fi
done
}
check_asterisk_version()
{
# get the version that the executable says it is
echo "Using Asterisk executable: $ASTERISK_PATH"
AST_EXEC_VER=$($ASTERISK_PATH -V)
if [ -z "$AST_EXEC_VER" ]
then
echo "### ERROR: Unable to find Asterisk version from executable"
exit 1
fi
if [ "${AST_EXEC_VER:0:9}" != "Asterisk " ]
then
echo "### ERROR: Unexpected version from executable: $AST_EXEC_VER"
exit 1
fi
# compare with the version that is running
if ! $ASTERISK_PATH -rx "core show version" > $TMPFILE 2>/dev/null
then
echo "Installed version: $AST_EXEC_VER"
echo "Asterisk is not running - more details are available when running."
AST_RUN_VER=""
else
AST_RUN_VER=$(grep '^Asterisk [^e][^n][^d]' < $TMPFILE)
if [ -z "$AST_RUN_VER" ]
then
echo "### ERROR: Unable to find Asterisk version from running instance"
exit 1
fi
# is it running the same version? (note: space is significant!)
if ! fgrep "$AST_EXEC_VER " < $TMPFILE > /dev/null
then
echo "Installed version: $AST_EXEC_VER"
echo "### WARNING: Asterisk is running different version:"
fi
echo "$AST_RUN_VER"
fi
}
check_dahdi_version()
{
if [ ! -f /sys/module/dahdi/version ]
then
echo "Dahdi kernel module is not installed"
else
DAHDI_KERNEL=$(cat /sys/module/dahdi/version)
echo "Dahdi kernel module version: $DAHDI_KERNEL"
fi
if ! which dahdi_cfg >&/dev/null
then
echo "Dahdi tools are not installed"
else
DAHDI_TOOLS=$(dahdi_cfg -v |& head -1)
echo "$DAHDI_TOOLS"
fi
if $ASTERISK_PATH -rx "dahdi show version" > $TMPFILE 2>/dev/null
then
DAHDI_CLI=$(grep ^DAHDI $TMPFILE)
# may be empty if dahdi not installed
if [ ! -z "$DAHDI_CLI" ]
then
echo "Asterisk reports: $DAHDI_CLI"
else
echo "Asterisk reports that Dahdi is not available"
fi
fi
}
scan_package_redhat()
{
PKGNAME="$1"
if ! rpm -q $PKGNAME > /tmp/astversion-$PKGNAME-version
then
rm -f /tmp/astversion-$PKGNAME-version
return 2
fi
rpm -ql $PKGNAME > /tmp/astversion-$PKGNAME-files
rpm -V $PKGNAME > /tmp/astversion-$PKGNAME-verify
return 0
}
scan_package_debian()
{
PKGNAME="$1"
if ! dpkg -s $PKGNAME > $TMPFILE
then
rm -f /tmp/astversion-$PKGNAME-version
return 2
fi
# prefix the version with the package name to mimic rpm
echo -n "$PKGNAME " > /tmp/astversion-$PKGNAME-version
cat $TMPFILE | fgrep Version |cut -d ' ' -f2 >> /tmp/astversion-$PKGNAME-version
dpkg -L $PKGNAME > /tmp/astversion-$PKGNAME-files
dpkg -V $PKGNAME > /tmp/astversion-$PKGNAME-verify
}
package_has_file()
{
PKGNAME="$1"
PKGFILE="$2"
if [ ! -f /tmp/astversion-$PKGNAME-version ]
then
return 1
fi
if [ ! -f /tmp/astversion-$PKGNAME-files ]
then
return 2
fi
if ! fgrep "$PKGFILE" /tmp/astversion-$PKGNAME-files >/dev/null
then
# package doesn't have that file
return 3
fi
if fgrep "$PKGFILE" /tmp/astversion-$PKGNAME-verify >/dev/null
then
# file does not match package
return 4
fi
return 0
}
gather_packages()
{
# build a list of installed packages that are likely to contain files of interest
PACKAGES=()
SEARCH=(asterisk dahdi libpri pjproject spandsp)
DISTRO=""
if [ -f /etc/redhat-release ]
then
DISTRO="redhat"
for NAME in ${SEARCH[@]}
do
PACKAGES+=($(rpm -qa |fgrep $NAME))
done
fi
if [ -f /etc/debian_version ]
then
DISTRO="debian"
for NAME in ${SEARCH[@]}
do
PACKAGES+=($(dpkg --get-selections |cut -f1 |fgrep $NAME))
done
fi
}
locate_modules()
{
# build a list of files that need to be located
MODULES=($LIBDIR/asterisk/modules/*.so)
# add libraries and binaries that exist to the files list
for MODULE in ${MODULES[@]}
do
FILES+=($MODULE)
done
}
search_packages()
{
# search each package and report files that match
for PACKAGE in ${PACKAGES[@]}
do
scan_package_$DISTRO "$PACKAGE"
PKGVERSION=$(cat /tmp/astversion-$PKGNAME-version)
FOUND=()
for FILE in ${FILES[@]}
do
if package_has_file "$PACKAGE" "$FILE"
then
FOUND+=($FILE)
FILES=(${FILES[@]/$FILE/})
fi
done
if [ ! -z "$FOUND" ]
then
if [ ${#FOUND[@]} -le $CONDENSE ]
then
for FILEFOUND in ${FOUND[@]}
do
echo "Matched $FILEFOUND to package $PKGVERSION"
done
else
echo "Matched ${#FOUND[@]} files to package $PKGVERSION"
fi
fi
rm -f /tmp/astversion-$PKGNAME-version
rm -f /tmp/astversion-$PKGNAME-files
rm -f /tmp/astversion-$PKGNAME-verify
done
}
search_source()
{
# look for source path locally (compiled on this machine)
# - scan elfs for compilation directory
# - compare the file to confirm match
if [ -z "$FILES" ]
then
return
fi
# skip this check when without readelf tool (fedora 22)
if ! which readelf >& /dev/null
then
echo "Warning: skipping source detection because readelf utility is not available"
return
fi
# build a list of source paths
DIRS=()
for FILE in ${FILES[@]}
do
DEBUG_ELF=$(readelf -wi $FILE |fgrep DW_AT_comp_dir |head -1)
COMP_DIR=${DEBUG_ELF##* }
DIR=${COMP_DIR//[[:space:]]/}
if [ -d $DIR ]
then
if ! [[ " ${DIRS[@]} " =~ " $DIR " ]]
then
DIRS+=($DIR)
fi
fi
done
# add in user specified directories last
for DIR in ${SRC_DIRS[@]}
do
if ! [[ " ${DIRS[@]} " =~ " $DIR " ]]
then
DIRS+=($DIR)
fi
done
# for each source path, look for target file
for DIR in ${DIRS[@]}
do
FOUND=()
for FILE in ${FILES[@]}
do
BINARY_FILE=$(basename $FILE)
BINARY_PATH="$DIR/$BINARY_FILE"
if [ ! -f "$BINARY_PATH" ]
then
# it may be hiding somewhere
FIND_BINARY=$(find $DIR -name $BINARY_FILE |head -1)
if [ ! -z "$FIND_BINARY" ]
then
BINARY_PATH=$FIND_BINARY
fi
fi
if [ -f "$BINARY_PATH" ]
then
if cmp $BINARY_PATH $FILE >/dev/null
then
FOUND+=($FILE)
FILES=(${FILES[@]/$FILE/})
fi
fi
done
if [ ! -z "$FOUND" ]
then
if [ ${#FOUND[@]} -le $CONDENSE ]
then
for FILEFOUND in ${FOUND[@]}
do
echo "Located $FILEFOUND compiled from $DIR"
done
else
echo "Located ${#FOUND[@]} files compiled from $DIR"
fi
fi
done
}
show_unknown_files()
{
# show a warning for any remaining files unaccounted for
if [ -z "$FILES" ]
then
echo "Success: all files accounted for."
else
echo ""
echo "WARNING: source of the following files was not found:"
if ! which readelf >& /dev/null
then
for FILE in ${FILES[@]}
do
echo " ### $FILE"
done
else
for FILE in ${FILES[@]}
do
DEBUG_ELF=$(readelf -wi $FILE |fgrep DW_AT_comp_dir |head -1)
if [ -z "$DEBUG_ELF" ]
then
COMP_DIR="(no debug info)"
else
COMP_DIR=${DEBUG_ELF##* }
fi
echo " ### $FILE - $COMP_DIR"
done
fi
fi
}
main "$@"
|