Newer
Older
# -*- mode: sh; sh-basic-offset: 3; indent-tabs-mode: nil; -*-
# vim: set filetype=sh sw=3 sts=3 expandtab autoindent:
# backupninja handler for incremental backups using rsync and hardlinks
# feedback: rhatto at riseup.net
# rsync handler 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 2 of the License, or any later version.
# rsync handler 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
# this program; if not, write to the Free Software Foundation, Inc., 59 Temple
# Place - Suite 330, Boston, MA 02111-1307, USA
#
# Inspiration
# -----------
#
# - http://www.mikerubel.org/computers/rsync_snapshots/
# - rsnap handler by paulv at bikkel.org
# - maildir handler from backupninja

micah
committed
# Config file options
# -------------------
#
# [general]
# log = rsync log file
# partition = partition where the backup lives
# fscheck = set to 1 if fsck should run on $partition after the backup is made
# read_only = set to 1 if $partition is mounted read-only
# mountpoint = backup partition mountpoint or backup main folder (either local or remote)
# backupdir = folder relative do $mountpoint where the backup should be stored (local or remote)
# format = specify backup storage format: short, long or mirror (i.e, no rotations)
# days = for short storage format, specify the number of backup increments (min = 5)
# keepdaily = for long storage format, specify the number of daily backup increments
# keepweekly = for long storage format, specify the number of weekly backup increments
# keepmonthly = for long storage format, specify the number of monthly backup increments
# lockfile = lockfile to be kept during backup execution
# nicelevel = rsync command nice level

micah
committed
# enable_mv_timestamp_bug = set to "yes" if your system isnt handling timestamps correctly
# tmp = temp folder
# multiconnection = set to "yes" if you want to use multiconnection ssh support

micah
committed
# from = local or remote
# port = remote port number (remote source only)
# user = remote user name (remote source only)

micah
committed
# testconnect = when "yes", test the connection for a remote source before backup
# include = include folder on backup
# exclude = exclude folder on backup
# ssh = ssh command line (remote source only)
# protocol = ssh or rsync (remote source only)

micah
committed
# rsync = rsync program
# rsync_options = rsync command options
# exclude_vserver = vserver-name (valid only if vservers = yes on backupninja.conf)

micah
committed
# numericids = when set to 1, use numeric ids instead of user/group mappings on rsync
# compress = if set to 1, compress data on rsync (remote source only)
# bandwidthlimit = set a badnwidth limit in KB/s (remote source only)
# remote_rsync = remote rsync program (remote source only)
# id_file = ssh key file (remote source only)
# batch = set to "yes" to rsync use a batch file as source
# batchbase = folder where the batch file is located
# filelist = set yes if you want rsync to use a file list source
# filelistbase = folder where the file list is placed
#
# [dest]
# dest = backup destination type (local or remote)
# testconnect = when "yes", test the connection for a remote source before backup
# ssh = ssh command line (remote dest only)
# protocol = ssh or rsync (remote dest only)
# numericids = when set to 1, use numeric ids instead of user/group mappings on rsync
# compress = if set to 1, compress data on rsync (remote source only)
# host = destination host name (remote destination only)
# port = remote port number (remote destination only)
# user = remote user name (remote destination only)
# id_file = ssh key file (remote destination only)
# bandwidthlimit = set a badnwidth limit in KB/s (remote destination only)
# remote_rsync = remote rsync program (remote dest only)
# batch = set to "yes" to rsync write a batch file from the changes
# batchbase = folder where the batch file should be written
# fakesuper = set to yes so rsync use the --fake-super flag (remote destination only)
#
# [services]
# initscripts = absolute path where scripts are located
# service = script name to be stoped at the begining of the backup and started at its end
#
# You can also specify some system comands if you don't want the default system values:

micah
committed
#
# [system]
# rm = rm command
# cp = cp command
# touch = touch command
# mv = mv command
# fsck = fsck command
#
# You dont need to manually specify vservers using "include = /vservers".

micah
committed
# They are automatically backuped if vserver is set to "yes" on you backupninja.conf.

micah
committed
# function definitions
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
function eval_config {
# system section
setsection system
getconf rm rm
getconf cp cp
getconf touch touch
getconf mv mv
getconf fsck fsck
# general section
setsection general
getconf log /var/log/backup/rsync.log
getconf partition
getconf fscheck
getconf read_only
getconf mountpoint
getconf backupdir
getconf format short
getconf days
getconf keepdaily 5
getconf keepweekly 3
getconf keepmonthly 1
getconf lockfile
getconf nicelevel 0
getconf enable_mv_timestamp_bug no
getconf tmp /tmp
getconf multiconnection no
# source section
setsection source
getconf from local
getconf rsync $RSYNC
getconf rsync_options "-av --delete --recursive"
if [ "$from" == "remote" ]; then
getconf testconnect no
getconf protocol ssh
getconf ssh ssh
getconf host
if [ "$protocol" == "ssh" ]; then
# sshd default listen port
getconf port 22
else
# rsyncd default listen port
getconf port 873
fi
getconf user
getconf bandwidthlimit
getconf remote_rsync rsync
getconf id_file /root/.ssh/id_dsa
fi
getconf batch no
if [ "$batch" == "yes" ]; then
getconf batchbase
if [ ! -z "$batchbase" ]; then
batch="read"
fi
fi
getconf filelist no
getconf filelistbase
getconf include
getconf exclude
getconf exclude_vserver
getconf numericids 0
getconf compress 0
# dest section
setsection dest
getconf dest local
getconf fakesuper no
if [ "$dest" == "remote" ]; then
getconf testconnect no
getconf protocol ssh
getconf ssh ssh
getconf host
if [ "$protocol" == "ssh" ]; then
# sshd default listen port
getconf port 22
else
# rsyncd default listen port
getconf port 873
fi
getconf user
getconf bandwidthlimit
getconf remote_rsync rsync
getconf id_file /root/.ssh/id_dsa
fi
getconf batch no
if [ "$batch" != "yes" ]; then
getconf batch no
if [ "$batch" == "yes" ]; then
getconf batchbase
if [ ! -z "$batchbase" ]; then
batch="write"
fi
fi
fi
getconf numericids 0
getconf compress 0
# services section
setsection services
getconf initscripts /etc/init.d
getconf service
# config check
if [ "$dest" != "local" ] && [ "$from" == "remote" ]; then
fatal "When source is remote, destination should be local."
exit 1
fi
if [ "$from" != "local" ] && [ "$from" != "remote" ]; then
fatal "Invalid source $from"
exit 1
fi
backupdir="$mountpoint/$backupdir"
if [ "$dest" == "local" ] && [ ! -d "$backupdir" ]; then
error "Backupdir $backupdir does not exist"
exit 1
fi
if [ ! -z "$log" ]; then
mkdir -p `dirname $log`
fi
if [ "$format" == "short" ]; then
if [ -z "$days" ]; then
keep="4"
else
fi
fi
if [ ! -z "$nicelevel" ]; then
nice="nice -n $nicelevel"
else
nice=""
fi
ssh_cmd_base="ssh -T -o PasswordAuthentication=no -p $port -i $id_file"
if [ "$from" == "remote" ] || [ "$dest" == "remote" ]; then
if [ "$testconnect" == "yes" ] && [ "$protocol" == "ssh" ]; then
test_connect $host $port $user $id_file
fi
fi
if [ "$multiconnection" == "yes" ]; then
ssh_cmd="$ssh_cmd -S $tmp/%r@%h:%p"
fi
if [ $enable_mv_timestamp_bug == "yes" ]; then
mv=move_files
fi
for path in $exclude; do
excludes="$excludes --exclude=$path"
done

micah
committed
}
function rotate_short {
local dest
local folder="$1"
local keep="$2"
local metadata="`dirname $folder`/metadata"
if [[ "$keep" -lt 4 ]]; then
error "Rotate: minimum of 4 rotations"
exit 1
fi
if [ -d $folder.$keep ]; then
$nice $mv /$folder.$keep /$folder.tmp
fi
for ((n=$[$keep - 1]; n >= 0; n--)); do
$nice $mv /$folder.$n /$folder.$dest
$touch /$folder.$dest
mkdir -p $metadata/`basename $folder`.$dest
date +%c%n%s > $metadata/`basename $folder`.$dest/rotated
fi
done
if [ -d $folder.tmp ]; then
$nice $mv /$folder.tmp /$folder.0
fi
if [ -d $folder.1 ]; then
$nice $cp -alf /$folder.1/. /$folder.0
fi
}
function rotate_short_remote {
local folder="$1"
local metadata="`dirname $folder`/metadata"
local keep="$2"
if [[ "$2" -lt 4 ]]; then
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
error "Rotate: minimum of 4 rotations"
exit 1
fi
(
$ssh_cmd <<EOF
##### BEGIN REMOTE SCRIPT #####
if [ -d $folder.$keep ]; then
$nice mv /$folder.$keep /$folder.tmp
fi
for ((n=$(($keep - 1)); n >= 0; n--)); do
if [ -d $folder.\$n ]; then
dest=\$((\$n + 1))
$nice mv /$folder.\$n /$folder.\$dest
touch /$folder.\$dest
mkdir -p $metadata/`basename $folder`.\$dest
date +%c%n%s > $metadata/`basename $folder`.\$dest/rotated
fi
done
if [ -d $folder.tmp ]; then
$nice mv /$folder.tmp /$folder.0
fi
if [ -d $folder.1 ]; then
$nice $cp -alf /$folder.1/. /$folder.0
fi
##### END REMOTE SCRIPT #######
EOF
) | (while read a; do passthru $a; done)
}
function rotate_long {
backuproot="$1"
seconds_daily=86400
seconds_weekly=604800
seconds_monthly=2628000
keepdaily=$keepdaily
keepweekly=$keepweekly
keepmonthly=$keepmonthly
now=`date +%s`
local metadata
if [ ! -d "$backuproot" ]; then
echo "Debug: skipping rotate of $backuproot as it doesn't exist."
exit
fi
for rottype in daily weekly monthly; do
seconds=$((seconds_${rottype}))
dir="$backuproot/$rottype"
metadata="$backuproot/metadata/$rottype"
mkdir -p $metadata.1
if [ ! -d $dir.1 ]; then
echo "Debug: $dir.1 does not exist, skipping."
continue 1
elif [ ! -f $metadata.1/created ] && [ ! -f $metadata.1/rotated ]; then
echo "Warning: metadata does not exist for $dir.1. This backup may be only partially completed. Skipping rotation."
continue 1
fi
# Rotate the current list of backups, if we can.
oldest=`find $backuproot -maxdepth 1 -type d -name $rottype'.*' | @SED@ 's/^.*\.//' | sort -n | tail -1`
[ "$oldest" == "" ] && oldest=0
for (( i=$oldest; i > 0; i-- )); do
if [ -d $dir.$i ]; then
if [ -f $metadata.$i/created ]; then
created=`tail -1 $metadata.$i/created`
elif [ -f $metadata.$i/rotated ]; then
created=`tail -1 $metadata.$i/rotated`
else
created=0
fi
cutoff_time=$(( now - (seconds*(i-1)) ))
if [ ! $created -gt $cutoff_time ]; then
next=$(( i + 1 ))
if [ ! -d $dir.$next ]; then
echo "Debug: $rottype.$i --> $rottype.$next"
$nice mv $dir.$i $dir.$next
mkdir -p $metadata.$next
date +%c%n%s > $metadata.$next/rotated
else
echo "Debug: skipping rotation of $dir.$i because $dir.$next already exists."
fi
else
echo "Debug: skipping rotation of $dir.$i because it was created" $(( (now-created)/86400)) "days ago ("$(( (now-cutoff_time)/86400))" needed)."
fi
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
done
done
max=$((keepdaily+1))
if [ $keepweekly -gt 0 -a -d $backuproot/daily.$max -a ! -d $backuproot/weekly.1 ]; then
echo "Debug: daily.$max --> weekly.1"
$nice mv $backuproot/daily.$max $backuproot/weekly.1
mkdir -p $backuproot/metadata/weekly.1
date +%c%n%s > $backuproot/metadata/weekly.1/rotated
fi
max=$((keepweekly+1))
if [ $keepmonthly -gt 0 -a -d $backuproot/weekly.$max -a ! -d $backuproot/monthly.1 ]; then
echo "Debug: weekly.$max --> monthly.1"
$nice mv $backuproot/weekly.$max $backuproot/monthly.1
mkdir -p $backuproot/metadata/monthly.1
date +%c%n%s > $backuproot/metadata/monthly.1/rotated
fi
for rottype in daily weekly monthly; do
max=$((keep${rottype}+1))
dir="$backuproot/$rottype"
oldest=`find $backuproot -maxdepth 1 -type d -name $rottype'.*' | @SED@ 's/^.*\.//' | sort -n | tail -1`
[ "$oldest" == "" ] && oldest=0
# if we've rotated the last backup off the stack, remove it.
for (( i=$oldest; i >= $max; i-- )); do
if [ -d $dir.$i ]; then
if [ -d $backuproot/rotate.tmp ]; then
echo "Debug: removing rotate.tmp"
$nice rm -rf $backuproot/rotate.tmp
fi
echo "Debug: moving $rottype.$i to rotate.tmp"
$nice mv $dir.$i $backuproot/rotate.tmp
fi
done
done
function rotate_long_remote {
local backuproot="$1"
(
$ssh_cmd <<EOF
##### BEGIN REMOTE SCRIPT #####
seconds_daily=86400
seconds_weekly=604800
seconds_monthly=2628000
keepdaily=$keepdaily
keepweekly=$keepweekly
keepmonthly=$keepmonthly
now=\`date +%s\`
if [ ! -d "$backuproot" ]; then
echo "Debug: skipping rotate of $backuproot as it doesn't exist."
exit
fi
for rottype in daily weekly monthly; do
seconds=\$((seconds_\${rottype}))
dir="$backuproot/\$rottype"
metadata="$backuproot/metadata/\$rottype"
mkdir -p \$metadata.1
if [ ! -d \$dir.1 ]; then
echo "Debug: \$dir.1 does not exist, skipping."
continue 1
elif [ ! -f \$metadata.1/created ] && [ ! -f \$metadata.1/rotated ]; then
echo "Warning: metadata does not exist for \$dir.1. This backup may be only partially completed. Skipping rotation."
continue 1
fi
# Rotate the current list of backups, if we can.
oldest=\`find $backuproot -maxdepth 1 -type d -name \$rottype'.*' | @SED@ 's/^.*\.//' | sort -n | tail -1\`
[ "\$oldest" == "" ] && oldest=0
for (( i=\$oldest; i > 0; i-- )); do
if [ -d \$dir.\$i ]; then
if [ -f \$metadata.\$i/created ]; then
created=\`tail -1 \$metadata.\$i/created\`
elif [ -f \$metadata.\$i/rotated ]; then
created=\`tail -1 \$metadata.\$i/rotated\`
else
created=0
fi
cutoff_time=\$(( now - (seconds*(i-1)) ))
if [ ! \$created -gt \$cutoff_time ]; then
next=\$(( i + 1 ))
if [ ! -d \$dir.\$next ]; then
echo "Debug: \$rottype.\$i --> \$rottype.\$next"
$nice mv \$dir.\$i \$dir.\$next
mkdir -p \$metadata.\$next
date +%c%n%s > \$metadata.\$next/rotated
else
echo "Debug: skipping rotation of \$dir.\$i because \$dir.\$next already exists."
fi
else
echo "Debug: skipping rotation of \$dir.\$i because it was created" \$(( (now-created)/86400)) "days ago ("\$(( (now-cutoff_time)/86400))" needed)."
fi
fi
done
done
max=\$((keepdaily+1))
if [ \$keepweekly -gt 0 -a -d $backuproot/daily.\$max -a ! -d $backuproot/weekly.1 ]; then
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
echo "Debug: daily.\$max --> weekly.1"
$nice mv $backuproot/daily.\$max $backuproot/weekly.1
mkdir -p $backuproot/metadata/weekly.1
date +%c%n%s > $backuproot/metadata/weekly.1/rotated
fi
max=\$((keepweekly+1))
if [ \$keepmonthly -gt 0 -a -d $backuproot/weekly.\$max -a ! -d $backuproot/monthly.1 ]; then
echo "Debug: weekly.\$max --> monthly.1"
$nice mv $backuproot/weekly.\$max $backuproot/monthly.1
mkdir -p $backuproot/metadata/monthly.1
date +%c%n%s > $backuproot/metadata/monthly.1/rotated
fi
for rottype in daily weekly monthly; do
max=\$((keep\${rottype}+1))
dir="$backuproot/\$rottype"
oldest=\`find $backuproot -maxdepth 1 -type d -name \$rottype'.*' | @SED@ 's/^.*\.//' | sort -n | tail -1\`
[ "\$oldest" == "" ] && oldest=0
# if we've rotated the last backup off the stack, remove it.
for (( i=\$oldest; i >= \$max; i-- )); do
if [ -d \$dir.\$i ]; then
if [ -d $backuproot/rotate.tmp ]; then
echo "Debug: removing rotate.tmp"
$nice rm -rf $backuproot/rotate.tmp
fi
echo "Debug: moving \$rottype.\$i to rotate.tmp"
$nice mv \$dir.\$i $backuproot/rotate.tmp
fi
done
done
##### END REMOTE SCRIPT #######
EOF
) | (while read a; do passthru $a; done)
}
function setup_long_dirs {
local destdir=$1
local backuptype=$2
local dir="$destdir/$backuptype"
local tmpdir="$destdir/rotate.tmp"
local metadata="$destdir/metadata/$backuptype.1"
if [ ! -d $destdir ]; then
echo "Creating destination directory $destdir..."
mkdir -p $destdir
fi
if [ -d $dir.1 ]; then
if [ -f $metadata/created ]; then
echo "Warning: $dir.1 already exists. Overwriting contents."
else
echo "Warning: we seem to be resuming a partially written $dir.1"
fi
else
if [ -d $tmpdir ]; then
mv $tmpdir $dir.1
if [ $? == 1 ]; then
echo "Fatal: could mv $destdir/rotate.tmp $dir.1 on host $host"
exit 1
fi
else
mkdir --parents $dir.1
if [ $? == 1 ]; then
echo "Fatal: could not create directory $dir.1 on host $host"
exit 1
fi
fi
if [ -d $dir.2 ]; then
echo "Debug: update links $backuptype.2 --> $backuptype.1"
cp -alf $dir.2/. $dir.1
#if [ $? == 1 ]; then
# echo "Fatal: could not create hard links to $dir.1 on host $host"
# exit 1
#fi
fi
fi
[ -f $metadata/created ] && rm $metadata/created
[ -f $metadata/rotated ] && rm $metadata/rotated
}
function setup_long_dirs_remote {
local destdir=$1
local backuptype=$2
local dir="$destdir/$backuptype"
local tmpdir="$destdir/rotate.tmp"
local metadata="$destdir/metadata/$backuptype.1"
(
$ssh_cmd <<EOF
##### BEGIN REMOTE SCRIPT #####
if [ ! -d $destdir ]; then
echo "Creating destination directory $destdir on $host..."
mkdir -p $destdir
fi
if [ -d $dir.1 ]; then
if [ -f $metadata/created ]; then
echo "Warning: $dir.1 already exists. Overwriting contents."
else
echo "Warning: we seem to be resuming a partially written $dir.1"
fi
else
if [ -d $tmpdir ]; then
mv $tmpdir $dir.1
if [ \$? == 1 ]; then
echo "Fatal: could mv $destdir/rotate.tmp $dir.1 on host $host"
exit 1
fi
else
mkdir --parents $dir.1
if [ \$? == 1 ]; then
echo "Fatal: could not create directory $dir.1 on host $host"
exit 1
fi
fi
if [ -d $dir.2 ]; then
echo "Debug: update links $backuptype.2 --> $backuptype.1"
cp -alf $dir.2/. $dir.1
#if [ \$? == 1 ]; then
# echo "Fatal: could not create hard links to $dir.1 on host $host"
# exit 1
#fi
fi
fi
[ -f $metadata/created ] && rm $metadata/created
[ -f $metadata/rotated ] && rm $metadata/rotated
##### END REMOTE SCRIPT #######
EOF
) | (while read a; do passthru $a; done)

micah
committed
}
function move_files {
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
ref=$tmp/makesnapshot-mymv-$$;
$touch -r $1 $ref;
$mv $1 $2;
$touch -r $ref $2;
$rm $ref;
}
function prepare_storage {
section="`basename $SECTION`"
if [ "$format" == "short" ]; then
suffix="$section.0"
info "Rotating $backupdir/$SECTION..."
echo "Rotating $backupdir/$SECTION..." >> $log
if [ "$dest" == "remote" ]; then
rotate_short_remote $backupdir/$SECTION/$section $keep
else
rotate_short $backupdir/$SECTION/$section $keep
if [ ! -d "$backupdir/$SECTION/$section.0" ]; then
mkdir -p $backupdir/$SECTION/$section.0
fi
fi
elif [ "$format" == "long" ]; then
if [ $keepdaily -gt 0 ]; then
btype=daily
elif [ $keepweekly -gt 0 ]; then
btype=weekly
elif [ $keepmonthly -gt 0 ]; then
btype=monthly
else
fatal "keeping no backups";
exit 1
fi
suffix="$btype.1"
info "Rotating $backupdir/$SECTION/..."
echo "Rotating $backupdir/$SECTION/..." >> $log
if [ "$dest" == "remote" ]; then
rotate_long_remote $backupdir/$SECTION
setup_long_dirs_remote $backupdir/$SECTION $btype
else
rotate_long $backupdir/$SECTION
setup_long_dirs $backupdir/$SECTION $btype
fi
elif [ "$format" == "mirror" ]; then
suffix=""
else
fatal "Invalid backup format $format"
exit 1
fi
}
function set_orig {
if [ "$from" == "local" ]; then
orig="/$SECTION/"
elif [ "$from" == "remote" ]; then
if [ "$protocol" == "rsync" ]; then
orig="rsync://$user@$host:$port/$SECTION/"
else
orig="$user@$host:/$SECTION/"
fi
fi

micah
committed
}
if [ "$dest" == "local" ]; then
dest_path="$backupdir/$SECTION/$suffix/"
else
if [ "$protocol" == "rsync" ]; then
dest_path="rsync://$user@$host:$port/$backupdir/$SECTION/$suffix/"
else
dest_path="$user@$host:$backupdir/$SECTION/$suffix/"
fi
fi

micah
committed

micah
committed
if [ "$batch" == "read" ]; then
if [ -e "$batch_file" ]; then
orig=""
excludes=""
batch_option="--read-batch=$batch_file"
else
fatal "Batch file not found: $batch_file"
exit 1
fi
elif [ "$batch" == "write" ]; then
mkdir -p `dirname $batch_file`
batch_option="--write-batch=$batch_file"
fi

micah
committed
if [ "$dest" == "local" ]; then
metadata="`dirname $dest_path`/metadata/`basename $dest_path`"
mkdir -p $metadata
date +%c%n%s > $metadata/created
$touch $backupdir/$SECTION/$suffix
else
folder="`echo $dest_path | cut -d : -f 2`"
metadata="`dirname $folder`/metadata/`basename $folder`"
(
$ssh_cmd <<EOF
##### BEGIN REMOTE SCRIPT #####
mkdir -p $metadata
date +%c%n%s > $metadata/created
##### END REMOTE SCRIPT #######
EOF
) | (while read a; do passthru $a; done)

micah
committed

micah
committed

micah
committed
local host="$1"
local port="$2"
local user="$3"
local id_file="$4"
if [ -z "$host" ] || [ -z "$user" ]; then
fatal "Remote host or user not set"
exit 1
fi
debug "$ssh_cmd 'echo -n 1'"
result=`$ssh_cmd 'echo -n 1'`

micah
committed
if [ "$result" != "1" ]; then
fatal "Can't connect to $host as $user."
exit 1
else
debug "Connected to $host successfully"
fi

micah
committed

micah
committed
mkdir -p `dirname $lockfile`
if ( set -o noclobber; echo "$$" > "$lockfile" ) &> /dev/null; then
trap 'unset_lockfile' INT TERM EXIT
fatal "Could not create lockfile $lockfile, exiting"

micah
committed

micah
committed
$rm -f $lockfile || warning "Could not remove lockfile $lockfile"

micah
committed

micah
committed
local pid process
if [ ! -z "$lockfile" ] && [ -f "$lockfile" ]; then
pid="`cat $lockfile`"
process="`ps --no-headers -o comm $pid`"
if [ "$?" == "0" ] && [ "`ps --no-headers -o comm $$`" == "$process" ]; then
info "Another backup is running for $lockfile, skipping run"
exit
else
info "Found old lockfile $lockfile, removing it"
unset_lockfile
fi
fi
}

micah
committed

micah
committed
if [ "$filelist" == "yes" ]; then
if [ ! -z "$filelistbase" ]; then
if [ -e "$filelistbase/$SECTION/$suffix" ]; then
filelist_flag="--files-from=$filelistbase/$SECTION/$suffix"
else
warning "File list $filelistbase/$SECTION/$suffix not found."
fi
else
warning "No filelistbase set."
fi
fi

micah
committed
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
}
function set_rsync_options {
if [ ! -z "$numericids" ]; then
rsync_options="$rsync_options --numeric-ids"
fi
if [ "$from" == "local" ] || [ "$dest" == "local" ]; then
# rsync options for local sources or destinations
rsync_options="$rsync_options"
fi
if [ "$from" == "remote" ] || [ "$dest" == "remote" ]; then
# rsync options for remote sources or destinations
if [ "$compress" == "1" ]; then
rsync_options="$rsync_options --compress"
fi
if [ ! -z "$bandwidthlimit" ]; then
rsync_options="$rsync_options --bwlimit=$bandwidthlimit"
fi
if [ "$fakesuper" == "yes" ]; then
remote_rsync="$remote_rsync --fake-super"
fi
rsync_options=($rsync_options --rsync-path="$remote_rsync")
if [ "$protocol" == "ssh" ]; then
if [ ! -e "$id_file" ]; then
fatal "SSH Identity file $id_file not found"
exit 1
else
debug RSYNC_RSH=\"$ssh_cmd_base\"
echo RSYNC_RSH=\"$ssh_cmd_base\" >> $log
export RSYNC_RSH="$ssh_cmd_base"
fi
fi
fi
include_vservers
}
function stop_services {
if [ ! -z "$service" ]; then
for daemon in $service; do
info "Stopping service $daemon..."
$initscripts/$daemon stop
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
}
function start_services {
# restart services
if [ ! -z "$service" ]; then
for daemon in $service; do
info "Starting service $daemon..."
$initscripts/$daemon start
done
fi
}
function mount_rw {
# mount backup destination folder as read-write
if [ "$dest" == "local" ]; then
if [ "$read_only" == "1" ] || [ "$read_only" == "yes" ]; then
if [ -d "$mountpoint" ]; then
mount -o remount,rw $mountpoint
if (($?)); then
error "Could not mount $mountpoint"
exit 1
fi
fi
fi
fi
}
function mount_ro {
# remount backup destination as read-only
if [ "$dest" == "local" ]; then
if [ "$read_only" == "1" ] || [ "$read_only" == "yes" ]; then
mount -o remount,ro $mountpoint
fi
fi
}

micah
committed
# check partition for errors
if [ "$dest" == "local" ]; then
if [ "$fscheck" == "1" ] || [ "$fscheck" == "yes" ]; then
umount $mountpoint
warning "Could not umount $mountpoint to run fsck"
else
$nice $fsck -v -y $partition >> $log
mount $mountpoint