From 1e410a6d9574c56b7d3a3633b82220eacf782d06 Mon Sep 17 00:00:00 2001 From: Micah Anderson Date: Tue, 24 May 2005 19:27:43 +0000 Subject: [PATCH] Updates to handle vservers --- README | 1 + backupninja | 9 +++++ etc/backup.d/example.mysql | 5 ++- etc/backup.d/example.svn | 3 ++ etc/backupninja.conf | 4 ++ handlers/mysql | 78 ++++++++++++++++++++++++++++++-------- handlers/rdiff | 29 +++++++++++++- handlers/svn | 47 ++++++++++++++++++----- handlers/sys | 48 +++++++++++++++++++++-- 9 files changed, 194 insertions(+), 30 deletions(-) diff --git a/README b/README index 51e807a..732a6b7 100644 --- a/README +++ b/README @@ -23,6 +23,7 @@ Features: - backup actions can be scheduled - you can choose when status report emails are mailed to you (always, on warning, on error, never). + - works with linux-vservers The following options are available: -h, --help This usage message diff --git a/backupninja b/backupninja index 687571b..a105a5b 100755 --- a/backupninja +++ b/backupninja @@ -426,6 +426,10 @@ getconf MYSQLHOTCOPY /usr/bin/mysqlhotcopy getconf MYSQLDUMP /usr/bin/mysqldump getconf GZIP /bin/gzip getconf RSYNC /usr/bin/rsync +getconf vservers no +getconf VSERVERINFO /usr/sbin/vserver-info +getconf VSERVER /usr/sbin/vserver +getconf VROOTDIR `$VSERVERINFO info SYSINFO |grep vserver-Rootdir | awk '{print $2}'` if [ ! -d "$configdirectory" ]; then echo "Configuration directory '$configdirectory' not found." @@ -439,6 +443,11 @@ if [ "$UID" != "0" ]; then exit 1 fi +if [ "$VSERVERS" = "yes" -a ! -d $VROOTDIR ]; then + echo "vservers option set in config, but $VROOTDIR is not a directory!" + fatal "vservers option set in config, but $VROOTDIR is not a directory!" +fi + ## Process each configuration file # by default, don't make files which are world or group readable. diff --git a/etc/backup.d/example.mysql b/etc/backup.d/example.mysql index 1c08fd3..a8f9540 100644 --- a/etc/backup.d/example.mysql +++ b/etc/backup.d/example.mysql @@ -5,7 +5,7 @@ databases = all backupdir = /var/backups/mysql hotcopy = yes sqldump = yes -compress = yes +compress = yes # # user = @@ -44,4 +44,7 @@ compress = yes # compress = < yes | no > # if yes, compress the sqldump output. # +# vsname = +# what vserver to operate on, only used if vserver = yes in /etc/backupninja.conf +# if you do not specify a vsname the host will be operated on diff --git a/etc/backup.d/example.svn b/etc/backup.d/example.svn index 7891944..e849706 100644 --- a/etc/backup.d/example.svn +++ b/etc/backup.d/example.svn @@ -18,3 +18,6 @@ ## the hotbackup program to use. # HOTBACKUP = /usr/lib/subversion/hot-backup.py + +## the name of the vserver containing svn, if using vservers +# vsname = \ No newline at end of file diff --git a/etc/backupninja.conf b/etc/backupninja.conf index 6f43249..97af062 100644 --- a/etc/backupninja.conf +++ b/etc/backupninja.conf @@ -43,3 +43,7 @@ usecolors = yes # default value for 'when' when = everyday at 01:00 + +# if running vservers, set to yes +VSERVERS = no + diff --git a/handlers/mysql b/handlers/mysql index 6a8c3dd..b552dde 100644 --- a/handlers/mysql +++ b/handlers/mysql @@ -11,25 +11,53 @@ getconf dbhost localhost getconf hotcopy no getconf sqldump no getconf user root +getconf vsname -# create backup dirs +# If vservers are configured, decide if the handler should +# use them or if it should just operate on the host +if [ "$VSERVERS" = "yes" ] +then + if [ ! -z $vsname ] + then + info "Using vserver '$vsname'" + usevserver=1 + else + info "No vserver name specified, actions will be performed on the host" + fi +fi -[ -d $backupdir ] || mkdir -p $backupdir -[ -d $backupdir ] || fatal "Backup directory '$backupdir'" +# Check to make sure that the specified vserver exists +if [ $usevserver ] +then + vroot="$VROOTDIR/$vsname" + [ -d $vroot ] || fatal "vserver '$vsname' does not exist at '$vroot'" +fi + +# create backup dirs, the vroot variable will be empty if no vsname was specified +# and will proceed to operate on the host +[ -d $vroot$backupdir ] || mkdir -p $vroot$backupdir +[ -d $vroot$backupdir ] || fatal "Backup directory '$vroot$backupdir'" hotdir="$backupdir/hotcopy" dumpdir="$backupdir/sqldump" -[ "$sqldump" == "no" -o -d $dumpdir ] || mkdir -p $dumpdir -[ "$hotcopy" == "no" -o -d $hotdir ] || mkdir -p $hotdir + +if [ $usevserver ] +then + [ "$sqldump" == "no" -o -d $vroot$dumpdir ] || $VSERVER $vsname exec mkdir -p $dumpdir + [ "$hotcopy" == "no" -o -d $vroot$hotdir ] || $VSERVER $vsname exec mkdir -p $hotdir +else + [ "$sqldump" == "no" -o -d $dumpdir ] || mkdir -p $dumpdir + [ "$hotcopy" == "no" -o -d $hotdir ] || mkdir -p $hotdir +fi # create .my.cnf - # (we do this because we don't want to have to specify the password on the command line - # because then anyone would be able to see it with a 'ps aux'. instead, we create a - # temporary ~/.my.cnf in root's home directory). +# (we do this because we don't want to have to specify the password on the command line +# because then anyone would be able to see it with a 'ps aux'. instead, we create a +# temporary ~/.my.cnf in root's home directory). if [ "$dbusername" != "" ]; then - home=`grep '^root:' /etc/passwd | awk -F: '{print $6}'` + home=`grep '^root:' $vroot/etc/passwd | awk -F: '{print $6}'` [ -d $home ] || fatal "Can't find root's home directory ($home)." - mycnf="$home/.my.cnf" + mycnf="$vroot$home/.my.cnf" if [ -f $mycnf ]; then # rename temporarily tmpcnf="$home/my.cnf.disable" @@ -59,7 +87,12 @@ fi if [ "$hotcopy" == "yes" ]; then if [ "$databases" == "all" ]; then - execstr="$MYSQLHOTCOPY --quiet --allowold --regexp /.\*/./.\*/ $hotdir" + if [ $usevserver ] + then + execstr="$VSERVER $vsname exec $MYSQLHOTCOPY --quiet --allowold --regexp /.\*/./.\*/ $hotdir" + else + execstr="$MYSQLHOTCOPY --quiet --allowold --regexp /.\*/./.\*/ $hotdir" + fi debug "su $user -c '$execstr'" if [ ! $test ]; then output=`su $user -c "$execstr" 2>&1` @@ -74,7 +107,12 @@ if [ "$hotcopy" == "yes" ]; then fi else for db in $databases; do - execstr="$MYSQLHOTCOPY --allowold $db $hotdir" + if [ $usevserver ] + then + execstr="$VSERVER $vsname exec $MYSQLHOTCOPY --allowold $db $hotdir" + else + execstr="$MYSQLHOTCOPY --allowold $db $hotdir" + fi debug "su $user -c '$execstr'" if [ ! $test ]; then output=`su $user -c "$execstr" 2>&1` @@ -95,11 +133,21 @@ fi if [ "$sqldump" == "yes" ]; then if [ "$databases" == "all" ]; then - databases=`echo 'show databases' | su $user -c "$MYSQL" | grep -v Database` + if [ $usevserver ] + then + databases=`echo 'show databases' | $VSERVER $vsname exec su $user -c "$MYSQL" | grep -v Database` + else + databases=`echo 'show databases' | su $user -c "$MYSQL" | grep -v Database` + fi fi for db in $databases; do - execstr="$MYSQLDUMP --lock-tables --complete-insert --add-drop-table --quick --quote-names $db > $dumpdir/${db}.sql" + if [ $usevserver ] + then + execstr="$VSERVER $vsname exec $MYSQLDUMP --lock-tables --complete-insert --add-drop-table --quick --quote-names $db > $vroot$dumpdir/${db}.sql" + else + execstr="$MYSQLDUMP --lock-tables --complete-insert --add-drop-table --quick --quote-names $db > $dumpdir/${db}.sql" + fi debug "su $user -c '$execstr'" if [ ! $test ]; then output=`su $user -c "$execstr" 2>&1` @@ -115,7 +163,7 @@ if [ "$sqldump" == "yes" ]; then done if [ "$compress" == "yes" ]; then - output=`$GZIP -f $dumpdir/*.sql 2>&1` + output=`$GZIP -f $vroot$dumpdir/*.sql 2>&1` debug $output fi fi diff --git a/handlers/rdiff b/handlers/rdiff index 61eb7f5..ca97fa4 100644 --- a/handlers/rdiff +++ b/handlers/rdiff @@ -12,6 +12,7 @@ getconf type; sourcetype=$type getconf label getconf keep 60 getconf include +getconf vsinclude getconf exclude ### DESTINATION ### @@ -24,6 +25,18 @@ getconf type; desttype=$type getconf user; destuser=$user getconf host; desthost=$host +# See if vservers are configured +if [ "$VSERVERS" = "yes" ] +then + if [ ! -d $VROOTDIR ] + then + fatal "vservers enabled, but $VROOTDIR does not exist!" + else + info "vserver method enabled" + usevserver=1 + fi +fi + [ "$destdir" != "" ] || fatal "Destination directory not set" if [ "$desttype" == "remote" ]; then @@ -54,7 +67,8 @@ fi [ "$label" != "" ] || fatal "Source missing label" [ "$sourcetype" == "local" ] || fatal "Only local source type supported" -[ "$include" != "" ] || fatal "No source includes specified" +[ "$include" != "" -o "$vsinclude" != "" ] || fatal "No source includes specified" +#TODO should I test for vsinclude if usevservers=1? execstr_clientpart="/" @@ -101,6 +115,19 @@ for i in $include; do execstr="${execstr}--include '$str' " done +# vsinclude +if [ $usevserver ] +then + for vserver in `ls $VROOTDIR|grep -v lost+found` + do + for vi in $vsinclude + do + str="${vi//__star__/*}" + execstr="${execstr}--include '$VROOTDIR/$vserver$str' " + done + done +fi + # exclude everything else execstr="${execstr}--exclude '/*' " diff --git a/handlers/svn b/handlers/svn index d0e3648..cd3cc2e 100644 --- a/handlers/svn +++ b/handlers/svn @@ -6,42 +6,69 @@ getconf src /var/lib/svn getconf dest /var/backups/svn getconf tmp /var/backups/svn.tmp getconf HOTBACKUP /usr/lib/subversion/hot-backup.py +getconf vsname error=0 -cd $src + +# If vservers are configured, decide if the handler should +# use them or if it should just operate on the host +if [ "$VSERVERS" = "yes" ] +then + if [ ! -z $vsname ] + then + info "Using vserver '$vsname'" + usevserver=1 + else + info "No vserver name specified, actions will be performed on the host" + fi +fi + +# Check to make sure that the specified vserver exists +if [ $usevserver ] +then + vroot="$VROOTDIR/$vsname" + [ -d $vroot ] || fatal "vserver '$vsname' does not exist at '$vroot'" +fi + +cd $vroot$src for repo in `find . -name svnserve.conf` do repo=`dirname $repo` repo=`dirname $repo` - ret=`mkdir -p $tmp/$repo 2>&1` + ret=`mkdir -p $vroot$tmp/$repo 2>&1` code=$? if [ "$ret" ]; then debug "$ret" fi if [ $code != 0 ]; then - error "command failed mkdir -p $tmp/$repo" + error "command failed mkdir -p $vroot$tmp/$repo" fi - ret=`$HOTBACKUP $src/$repo $tmp/$repo 2>&1` + if [ $usevserver ] + then + ret=`$VSERVER $vsname exec $HOTBACKUP $src/$repo $tmp/$repo 2>&1` + else + ret=`$HOTBACKUP $src/$repo $tmp/$repo 2>&1` + fi code=$? if [ "$ret" ]; then debug "$ret" fi if [ $code != 0 ]; then - error "command failed -- $HOTBACKUP $src/$repo $tmp/$repo" + error "command failed -- $HOTBACKUP $vroot$src/$repo $vroot$tmp/$repo" error=1 fi done if [ $error -eq 1 ]; then - echo "Error: because of earlier errors, we are leaving svn backups in $tmp instead of $dest" + echo "Error: because of earlier errors, we are leaving svn backups in $vroot$tmp instead of $vroot$dest" else - if [ -d $dest -a -d $tmp ]; then - rm -rf $dest + if [ -d $vroot$dest -a -d $vroot$tmp ]; then + rm -rf $vroot$dest fi - if [ -d $tmp ]; then - mv $tmp $dest + if [ -d $vroot$tmp ]; then + mv $vroot$tmp $vroot$dest fi fi diff --git a/handlers/sys b/handlers/sys index fe780b5..f111097 100755 --- a/handlers/sys +++ b/handlers/sys @@ -26,10 +26,40 @@ getconf partitionsfile /var/backups/partitions.__star__.txt getconf hardware yes getconf hardwarefile /var/backups/hardware.txt +# See if vservers are configured +if [ "$VSERVERS" = "yes" ] +then + if [ ! -d $VROOTDIR ] + then + fatal "vservers enabled, but $VROOTDIR does not exist!" + else + info "vserver method enabled" + usevserver=1 + fi +fi + if [ "$packages" == "yes" ]; then - if [ ! -x "`which dpkg`" ]; then - warning "can't find dpkg, skipping installed packages report." - packages="no" + if [ $usevserver ] + then + for vserver in `ls $VROOTDIR |grep -v lost+found` + do + running=`vserver-info $vserver RUNNING` + if [ $running = 1]; then + if [ ! -x "`$VSERVER $vserver exec which dpkg`" ]; then + warning "can't find dpkg in vserver $vserver, skipping installed packages report." + nodpkg="$nodpkg $vserver" + fi + else + warning "vserver $vserver is not running, skipping installed packages report." + nodpkg="$nodpkg $vserver" + fi + + done + else + if [ ! -x "`which dpkg`" ]; then + warning "can't find dpkg, skipping installed packages report." + packages="no" + fi fi fi @@ -57,10 +87,22 @@ fi # here we grab a list of the packages installed and removed. # +if [ $usevserver ] +then + for vserver in `ls $VROOTDIR | grep -v $nodpkg | grep -v lost+found` + do + debug "$VSERVER $vserver exec dpkg --get-selections > $VROOTDIR/$vserver$packagesfile" + $VSERVER $vserver exec dpkg --get-selections > $VROOTDIR/$vserver$packagesfile + done +fi + +# We want to perform this on the host as well if [ "$packages" == "yes" ]; then + debug "dpkg --get-selections > $packagesfile" dpkg --get-selections > $packagesfile fi + ## PARTITIONS ############################# # here we use sfdisk to dump a listing of all the partitions. -- 2.30.2