diff options
Diffstat (limited to 'handlers')
| -rw-r--r-- | handlers/ldap | 69 | ||||
| -rw-r--r-- | handlers/mysql | 133 | ||||
| -rw-r--r-- | handlers/parseini | 130 | ||||
| -rw-r--r-- | handlers/rdiff | 116 | ||||
| -rw-r--r-- | handlers/sh | 6 |
5 files changed, 454 insertions, 0 deletions
diff --git a/handlers/ldap b/handlers/ldap new file mode 100644 index 0000000..06e4e28 --- /dev/null +++ b/handlers/ldap @@ -0,0 +1,69 @@ +# +# openldap backup handler script for backupninja +# + +getconf backupdir /var/backups/ldap +getconf conf /etc/ldap/slapd.conf +getconf databases all +getconf compress yes +getconf ldif yes +getconf hotcopy no + +# hot copy is not yet supported + +status="ok" + +[ -f $conf ] || fatal "slapd config file ($conf) not found" +[ -d $backupdir ] || mkdir -p $backupdir +[ -d $backupdir ] || fatal "Backup directory '$backupdir'" + +dbsuffixes=(`awk 'BEGIN {OFS=":"} /[:space:]*^database[:space:]*\w*/ {db=$2}; /^[:space:]*suffix[:space:]*\w*/ {if (db=="bdb"||db=="ldbm") print db,$2}' $conf|sed -e 's/[" ]//g'`) + +## LDIF DUMP + +if [ "$ldif" == "yes" ]; then + dumpdir="$backupdir" + [ -d $dumpdir ] || mkdir -p $dumpdir + + if [ "$databases" == 'all' ]; then + dbcount=`grep '^database' $conf | wc -l` + let "dbcount = dbcount - 1" + databases=`seq 0 $dbcount`; + fi + + for db in $databases; do + if [ `expr index "$dbnum" "="` == "0" ]; then + # db is a number, get the suffix. + dbsuffix=${dbsuffixes[$db]/*:/} + else + dbsuffix=$db + fi + # some databases don't have suffix (like monitor), skip these + if [ "$dbsuffix" == "" ]; then + continue; + fi + touch $dumpdir/$dbsuffix.ldif + if [ ! -f $dumpdir/$dbsuffix.ldif ]; then + fatal "Couldn't create ldif dump file: $dumpdir/$dbsuffix.ldif" + fi + execstr="$SLAPCAT -f $conf -b $dbsuffix -l $dumpdir/$dbsuffix.ldif" + debug 0 "$execstr" + if [ ! $test ]; then + output=`$execstr` + code=$? + if [ "$code" == "0" ]; then + debug 0 $output + debug 1 "Successfully finished ldif export of $dbsuffix" + else + debug 2 $output + debug 2 "Failed ldif export of $dbsuffix" + fi + if [ "$compress" == "yes" ]; then + output=`$GZIP -f "$dumpdir/$dbsuffix.ldif" 2>&1` + debug 0 $output + fi + fi + done +fi + +return 0 diff --git a/handlers/mysql b/handlers/mysql new file mode 100644 index 0000000..4439bcc --- /dev/null +++ b/handlers/mysql @@ -0,0 +1,133 @@ +# +# mysql handler script for backupninja +# + +getconf backupdir /var/backups/mysql +getconf databases all +getconf compress yes +getconf dbusername +getconf dbpassword +getconf dbhost localhost +getconf hotcopy no +getconf sqldump no +getconf user root + +# create backup dirs + +[ -d $backupdir ] || mkdir -p $backupdir +[ -d $backupdir ] || fatal "Backup directory '$backupdir'" +hotdir="$backupdir/hotcopy" +dumpdir="$backupdir/sqldump" +[ "$sqldump" == "no" -o -d $dumpdir ] || mkdir -p $dumpdir +[ "$hotcopy" == "no" -o -d $hotdir ] || mkdir -p $hotdir + +# create .my.cnf + # (we do this because we don't want to have to specify the password on the command line + # because then anyone would be able to see it with a 'ps aux'. instead, we create a + # temporary ~/.my.cnf in root's home directory). + +if [ "$dbusername" != "" ]; then + home=`grep '^root' /etc/passwd | awk -F: '{print $6}'` + [ -d $home ] || fatal "Can't find root's home directory ($home)." + mycnf="$home/.my.cnf" + if [ -f $mycnf ]; then + # rename temporarily + tmpcnf="$home/my.cnf.disable" + debug 0 "mv $mycnf $tmpcnf" + mv $mycnf $tmpcnf + fi + oldmask=`umask` + umask 077 + cat > $mycnf <<EOF +# auto generated backupninja mysql conf +[mysql] +user=$dbusername +password=$dbpassword + +[mysqldump] +user=$dbusername +password=$dbpassword + +[mysqlhotcopy] +user=$dbusername +password=$dbpassword +EOF + umask $oldmask +fi + +## HOT COPY + +if [ "$hotcopy" == "yes" ]; then + if [ "$databases" == "all" ]; then + execstr="$MYSQLHOTCOPY --quiet --allowold --regexp /.\*/./.\*/ $hotdir" + debug 0 "su $user -c '$execstr'" + if [ ! $test ]; then + output=`su $user -c "$execstr" 2>&1` + code=$? + if [ "$code" == "0" ]; then + debug 0 $output + debug 1 "Successfully finished hotcopy of all mysql databases" + else + debug 2 $output + debug 2 "Failed to hotcopy all mysql databases" + fi + fi + else + for db in $databases; do + execstr="$MYSQLHOTCOPY --allowold $db $hotdir" + debug 0 "su $user -c '$execstr'" + if [ ! $test ]; then + output=`su $user -c "$execstr" 2>&1` + code=$? + if [ "$code" == "0" ]; then + debug 0 $output + debug 1 "Successfully finished hotcopy of mysql database $db" + else + debug 2 $output + debug 2 "Failed to hotcopy mysql database $db" + fi + fi + done + fi +fi + +## SQL DUMP + +if [ "$sqldump" == "yes" ]; then + if [ "$databases" == "all" ]; then + databases=`echo 'show databases' | su $user -c "$MYSQL" | grep -v Database` + fi + + for db in $databases; do + execstr="$MYSQLDUMP --lock-tables --complete-insert --add-drop-table --quick --quote-names $db > $dumpdir/${db}.sql" + debug 0 "su $user -c '$execstr'" + if [ ! $test ]; then + output=`su $user -c "$execstr" 2>&1` + code=$? + if [ "$code" == "0" ]; then + debug 0 $output + debug 1 "Successfully finished dump of mysql database $db" + else + debug 2 $output + debug 2 "Failed to dump mysql databases $db" + fi + fi + done + + if [ "$compress" == "yes" ]; then + output=`$GZIP -f $dumpdir/*.sql 2>&1` + debug 0 $output + fi +fi + +if [ "$dbusername" != "" ]; then + ## clean up tmp config file + debug 0 "rm $mycnf" + rm $mycnf + if [ -f "$tmpcnf" ]; then + debug 0 "mv $tmpcnf $mycnf" + mv $tmpcnf $mycnf + fi +fi + +return 0 diff --git a/handlers/parseini b/handlers/parseini new file mode 100644 index 0000000..6f56d42 --- /dev/null +++ b/handlers/parseini @@ -0,0 +1,130 @@ +# +# parseini --- parses 'ini' style configuration files. +# +# Usage: +# awk -f parseini S=<section> P=<param> <ini file> +# +# if section is an empty string, then we use the default section +# +# example ini file: +# +# fruit = apple +# fruit = pear +# multiline = this is a multiline \ +# parameter +# +# # this is a comment +# +# [colors] +# red = yes +# green = no +# blue = maybe +# +# [ocean] +# fish = red +# fish = blue +# +# example usage: +# > awk -f parseini S=ocean P=fish testfile.ini +# would return: +# red +# blue +# + +BEGIN { + readlines = 1 + implied = 1 +} + +# remove lines starting with #, but not #! +/^#[^!]/ {next} + +# skip blank +/^[ \r\t]*$/ {next} + +# we want to read the lines of the matched section +# and disable for other sections +/^\[.+\][ \r\t]*$/ { + continueline = 0 + if (S && implied) { + nline = 0 + implied = 0 + } + if (S && match($0, "^\\[" S "\\][ \n]*")) { + # we found the section, so start reading. + readlines = 1 + } + else { + # no section, so stop reading lines + if (readlines) readlines = 0 + } + next +} + +# when reading, store lines. + +{ + if (!readlines) next + line[nline++] = $0 + if ($0 ~ /\\[ \r\t]*$/) + continueline = 1 + else + continueline = 0 +} + +# process the read lines lines, matching parameters + +END { + # if section is set but implied is still true + # then we never found the section, so use everything + if (S && implied) { + nline = 0 + } + + # if have P then find P in read lines and get values + if (P) { + MATCH = "^[ \r\t]*" P "[ \r\t]*=" + continueline = 0 + for (x = 0; x < nline; ++x) { + v = line[x] + if (continueline) { + sub(/[ \r\t]+$/, "", v) + if (v ~ /\\$/) { + v = substr(v, 1, length(v)-1) + sub(/[ \r\t]+$/, "", v) + } + if (v) value[nvalue++] = v + } + else if (v ~ MATCH) { + sub(MATCH, "", v) + sub(/^[ \r\t]+/, "", v) + sub(/[ \r\t]+$/, "", v) + if (v ~ /\\$/) { + continueline = 1 + v = substr(v, 1, length(v)-1) + sub(/[ \r\t]+$/, "", v) + } + if (v) value[nvalue++] = v + } + } + # copy parameter definition to output array + nline = nvalue + for (x = 0; x < nvalue; ++x) + line[x] = value[x] + } + + # trim all leading & trailing whitespace; + # except for leading whitespace in continuation lines, + + for (x = 0; x < nline; ++x) { + sub(/^[ \r\t]+/, "", line[x]) + sub(/[ \r\t]+$/, "", line[x]) + } + + # output the final result + for (x = 0; x < nline; ++x) + print line[x] + + if (nline) exit 0 + else exit 1 +} diff --git a/handlers/rdiff b/handlers/rdiff new file mode 100644 index 0000000..1f2058f --- /dev/null +++ b/handlers/rdiff @@ -0,0 +1,116 @@ +# +# rdiff-backup handler script for backupninja +# requires rdiff-backup +# + +setsection source +getconf type; sourcetype=$type +getconf label +getconf user; sourceuser=$user +getconf keep +getconf include +getconf exclude + +### DESTINATION ### + +setsection dest +getconf directory; destdir=$directory +# strip trailing / +destdir=${destdir%/} +getconf type; desttype=$type +getconf user; destuser=$user +getconf host; desthost=$host + +[ "$destdir" != "" ] || fatal "Destination directory not set" +[ "$desttype" == "remote" ] || fatal "Only remote destinations are supported" + +# see if we can login +debug 0 "su $sourceuser -c \"ssh -o PasswordAuthentication=no $desthost -l $destuser 'echo -n 1'\"" +if [ ! $test ]; then + result=`su $sourceuser -c "ssh -o PasswordAuthentication=no $desthost -l $destuser 'echo -n 1'" 2>&1` + if [ "$result" != "1" ]; then + fatal "Can't connect to $desthost as $destuser." + fi +fi + +# see that rdiff-backup has the same version as here +debug 0 "su $sourceuser -c \"ssh $desthost -l $destuser '$RDIFFBACKUP -V'\"" +if [ ! $test ]; then + remoteversion=`su $sourceuser -c "ssh $desthost -l $destuser '$RDIFFBACKUP -V'" 2>&1` + localversion=`$RDIFFBACKUP -V` + if [ "$remoteversion" != "$localversion" ]; then + fatal "rdiff-backup does not have the same version on this computer and the backup server." + fi +fi + +execstr_serverpart="$destuser@$desthost::$destdir/$label" + +### SOURCE ### + +[ "$label" != "" ] || fatal "Source missing label" +[ "$sourcetype" == "local" ] || fatal "Only local source type supported" +[ "$include" != "" ] || fatal "No source includes specified" + +execstr_clientpart="/" + +## REMOVE OLD BACKUPS + +if [ "$keep" -gt "0" ]; then + removestr="rdiff-backup --force --remove-older-than ${keep}D " + if [ "$desttype" == "remote" ]; then + removestr="${removestr}${destuser}@${desthost}::" + fi + removestr="${removestr}${destdir}/${label}"; + + debug 0 "su $sourceuser -c '$removestr'" + if [ ! $test ]; then + output=`su $sourceuser -c "$removestr" 2>&1` + code=$? + if [ "$code" == "0" ]; then + debug 0 $output + debug 1 "Removing backups older than $keep days succeeded." + else + debug 2 $output + debug 2 "Failed removing backups older than $keep." + fi + fi +fi + +## EXECUTE ## + +execstr="$RDIFFBACKUP --print-statistics " + +# TODO: order the includes and excludes + +# excludes +for i in $exclude; do + str="${i//__star__/*}" + execstr="${execstr}--exclude '$str' " +done + +# includes +for i in $include; do + str="${i//__star__/*}" + execstr="${execstr}--include '$str' " +done + +# exclude everything else +execstr="${execstr}--exclude '/*' " + +# include client-part and server-part +execstr="${execstr}$execstr_clientpart $execstr_serverpart" + +debug 0 "su $sourceuser -c '$execstr'" +if [ ! $test ]; then + output=`su $sourceuser -c "$execstr" 2>&1` + code=$? + if [ "$code" == "0" ]; then + debug 0 $output + debug 1 "Successfully finished backing up source '$label'" + else + debug 2 $output + debug 2 "Failed backup up source '$label'" + fi +fi + +return 0 diff --git a/handlers/sh b/handlers/sh new file mode 100644 index 0000000..6b1644d --- /dev/null +++ b/handlers/sh @@ -0,0 +1,6 @@ +# +# shell script handler for backupninja +# runs the file /etc/backup.d/scriptname.sh +# + +[ $test ] || ( . $1 ) |