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
+getconf compress yes
+getconf vsname
-# create backup dirs
+# authentication:
+getconf user
+getconf dbusername
+getconf dbpassword
+getconf configfile /etc/mysql/debian.cnf
+
+if [ "$user" == "" ]; then
+ userset=false;
+ user=root;
+else
+ userset=true;
+ userhome=`grep "^$user:" /etc/passwd | awk -F: '{print $6}'`
+ [ -f $userhome/.my.cnf ] || fatal "Can't find config file in $userhome/.my.cnf"
+fi
-[ -d $backupdir ] || mkdir -p $backupdir
-[ -d $backupdir ] || fatal "Backup directory '$backupdir'"
+# 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
+
+# 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 $hotdir
+fi
+
+#######################################################################
+## AUTHENTICATION
+
+#
+# one of three authentication methods:
+# 1. setting the user, so that /home/user/.my.cnf is used.
+# 2. specifying the user and password in the handler config,
+# which generates a temporary .my.cnf in /root/.my.cnf
+# 3. specify the config file with --defaults-file
+# (this option DOESN'T WORK WITH MYSQLHOTCOPY)
+#
# create .my.cnf
- # (we do this because we don't want to have to specify the password on the command line
- # because then anyone would be able to see it with a 'ps aux'. instead, we create a
- # temporary ~/.my.cnf in root's home directory).
+# only if dbusername and dbpassword specified.
+# we create a tmp file because we don't want to
+# specify the password on the command line.
-if [ "$dbusername" != "" ]; then
- home=`grep '^root' /etc/passwd | awk -F: '{print $6}'`
+defaultsfile=""
+if [ "$dbusername" != "" -a "$dbpassword" != "" ]; 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"
+ debug "mv $mycnf $tmpcnf"
mv $mycnf $tmpcnf
fi
oldmask=`umask`
# auto generated backupninja mysql conf
[mysql]
user=$dbusername
-password=$dbpassword
+password="$dbpassword"
[mysqldump]
user=$dbusername
-password=$dbpassword
+password="$dbpassword"
[mysqlhotcopy]
user=$dbusername
-password=$dbpassword
+password="$dbpassword"
EOF
umask $oldmask
+ defaultsfile="--defaults-file=$mycnf"
+elif [ "$userset" == "false" ]; then
+ # if user is set, don't use $configfile
+ defaultsfile="--defaults-file=$configfile"
fi
-
+
+#######################################################################
## HOT COPY
if [ "$hotcopy" == "yes" ]; then
if [ "$databases" == "all" ]; then
- execstr="$MYSQLHOTCOPY --quiet --allowold --regexp /.\*/./.\*/ $hotdir"
- debug 0 "su $user -c '$execstr'"
+ 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`
code=$?
if [ "$code" == "0" ]; then
- debug 0 $output
- debug 1 "Successfully finished hotcopy of all mysql databases"
+ debug $output
+ info "Successfully finished hotcopy of all mysql databases"
else
- debug 2 $output
- debug 2 "Failed to hotcopy all mysql databases"
+ warning $output
+ warning "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 [ $usevserver ]
+ then
+ execstr="$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`
code=$?
if [ "$code" == "0" ]; then
- debug 0 $output
- debug 1 "Successfully finished hotcopy of mysql database $db"
+ debug $output
+ info "Successfully finished hotcopy of mysql database $db"
else
- debug 2 $output
- debug 2 "Failed to hotcopy mysql database $db"
+ warning $output
+ warning "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`
+ if [ $usevserver ]
+ then
+ databases=`echo 'show databases' | $VSERVER $vsname exec su $user -c "$MYSQL $defaultsfile" | grep -v Database`
+ else
+ databases=`echo 'show databases' | su $user -c "$MYSQL $defaultsfile" | 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"
- debug 0 "su $user -c '$execstr'"
+ if [ $usevserver ]
+ then
+ execstr="$VSERVER $vsname exec $MYSQLDUMP $defaultsfile --lock-tables --complete-insert --add-drop-table --quick --quote-names $db > $vroot$dumpdir/${db}.sql"
+ else
+ execstr="$MYSQLDUMP $defaultsfile --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`
code=$?
if [ "$code" == "0" ]; then
- debug 0 $output
- debug 1 "Successfully finished dump of mysql database $db"
+ debug $output
+ info "Successfully finished dump of mysql database $db"
else
- debug 2 $output
- debug 2 "Failed to dump mysql databases $db"
+ warning $output
+ warning "Failed to dump mysql databases $db"
fi
fi
done
if [ "$compress" == "yes" ]; then
- output=`$GZIP -f $dumpdir/*.sql 2>&1`
- debug 0 $output
+ output=`$GZIP -f $vroot$dumpdir/*.sql 2>&1`
+ debug $output
fi
fi
+# clean up tmp config file
if [ "$dbusername" != "" ]; then
## clean up tmp config file
- debug 0 "rm $mycnf"
+ debug "rm $mycnf"
rm $mycnf
if [ -f "$tmpcnf" ]; then
- debug 0 "mv $tmpcnf $mycnf"
+ debug "mv $tmpcnf $mycnf"
mv $tmpcnf $mycnf
fi
fi