getconf backupdir /var/backups/mysql
getconf databases all
+getconf ignores
getconf dbhost localhost
getconf hotcopy no
getconf sqldump no
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
# If vservers are configured, decide if the handler should
# use them or if it should just operate on the host
fi
fi
-# Check to make sure that the specified vserver exists
+# If needed, make sure that the specified vserver exists and is running.
if [ $usevserver ]
then
+ debug "Examining vserver '$vsname'"
+ # does it exist ?
vroot="$VROOTDIR/$vsname"
[ -d $vroot ] || fatal "vserver '$vsname' does not exist at '$vroot'"
+ # is it running ?
+ $VSERVERINFO -q $vsname RUNNING
+ if [ $? -ne 0 ]
+ then
+ fatal "vserver $vsname is not running."
+ fi
fi
+
+## Prepare ignore part of the command
+## This only works for mysqldump at the moment
+
+ignore=''
+for i in $ignores; do
+ ignore="$ignore --ignore-table=$i"
+done
-# create backup dirs, the vroot variable will be empty if no vsname was specified
-# and will proceed to operate on the host
+# create backup dirs, $vroot will be empty if no vsname was specified
+# and we will instead proceed to operate on the host
[ -d $vroot$backupdir ] || mkdir -p $vroot$backupdir
[ -d $vroot$backupdir ] || fatal "Backup directory '$vroot$backupdir'"
hotdir="$backupdir/hotcopy"
# specify the password on the command line.
defaultsfile=""
-if [ "$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 "mv $mycnf $tmpcnf"
- mv $mycnf $tmpcnf
- fi
- oldmask=`umask`
- umask 077
- cat > $mycnf <<EOF
+
+if [ "$dbusername" != "" -a "$dbpassword" != "" ]
+then
+ if [ $usevserver ]
+ then
+ vhome=`$VSERVER $vsname exec getent passwd "root" | awk -F: '{print $6}'`
+ home="$vroot$vhome"
+ else
+ home=`getent passwd "root" | awk -F: '{print $6}'`
+ fi
+
+ [ -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 "mv $mycnf $tmpcnf"
+ mv $mycnf $tmpcnf
+ fi
+
+ oldmask=`umask`
+ umask 077
+ cat > $mycnf <<EOF
# auto generated backupninja mysql conf
[mysql]
+host=$dbhost
user=$dbusername
password="$dbpassword"
[mysqldump]
+host=$dbhost
user=$dbusername
password="$dbpassword"
[mysqlhotcopy]
+host=$dbhost
user=$dbusername
password="$dbpassword"
EOF
umask $oldmask
- defaultsfile="--defaults-file=$mycnf"
+ if [ $usevserver ]
+ then
+ defaultsfile="--defaults-file=$vhome/.my.cnf"
+ else
+ defaultsfile="--defaults-file=$mycnf"
+ fi
+
+# if user is set, don't use $mycnf
elif [ "$userset" == "false" ]; then
- # if user is set, don't use $configfile
- defaultsfile="--defaults-file=$configfile"
+ defaultsfile="--defaults-file=$configfile"
+fi
+
+if [ "$user" == "" ]; then
+ userset=false;
+ user=root;
+else
+ userset=true;
+ if [ $usevserver ]
+ then
+ vuserhome=`$VSERVER $vsname exec getent passwd "$user" | awk -F: '{print $6}'`
+ if [ $? -eq 2 ]
+ then
+ fatal "User $user not found in /etc/passwd"
+ fi
+ userhome="$vroot$vuserhome"
+ else
+ userhome=`getent passwd "$user" | awk -F: '{print $6}'`
+ if [ $? -eq 2 ]
+ then
+ fatal "User $user not found in /etc/passwd"
+ fi
+ fi
+
+ debug "User home set to: $userhome"
+ [ -f $userhome/.my.cnf ] || fatal "Can't find config file in $userhome/.my.cnf"
+ defaultsfile="--defaults-file=$vuserhome/.my.cnf"
+ debug "using $defaultsfile"
fi
#######################################################################
## HOT COPY
-if [ "$hotcopy" == "yes" ]; then
- if [ "$databases" == "all" ]; then
+if [ "$hotcopy" == "yes" ]
+then
+ info "Initializing hotcopy method"
+ if [ "$databases" == "all" ]
+ then
+ if [ $usevserver ]
+ then
+ info "dbhost: $dbhost"
+ execstr="$VSERVER $vsname exec $MYSQLHOTCOPY -h $dbhost --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 $output
+ info "Successfully finished hotcopy of all mysql databases"
+ else
+ warning $output
+ warning "Failed to hotcopy all mysql databases"
+ fi
+ fi
+ else
+ for db in $databases
+ do
if [ $usevserver ]
then
- execstr="$VSERVER $vsname exec $MYSQLHOTCOPY --quiet --allowold --regexp /.\*/./.\*/ $hotdir"
+ execstr="$VSERVER $vsname exec $MYSQLHOTCOPY --allowold $db $hotdir"
else
- execstr="$MYSQLHOTCOPY --quiet --allowold --regexp /.\*/./.\*/ $hotdir"
+ execstr="$MYSQLHOTCOPY --allowold $db $hotdir"
fi
debug "su $user -c '$execstr'"
- if [ ! $test ]; then
+ if [ ! $test ]
+ then
output=`su $user -c "$execstr" 2>&1`
code=$?
- if [ "$code" == "0" ]; then
+ if [ "$code" == "0" ]
+ then
debug $output
- info "Successfully finished hotcopy of all mysql databases"
+ info "Successfully finished hotcopy of mysql database $db"
else
warning $output
- warning "Failed to hotcopy all mysql databases"
+ warning "Failed to hotcopy mysql database $db"
fi
fi
- else
- for db in $databases; do
- 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 $output
- info "Successfully finished hotcopy of mysql database $db"
- else
- warning $output
- warning "Failed to hotcopy mysql database $db"
- fi
- fi
- done
- fi
+ done
+ fi
fi
##########################################################################
## SQL DUMP
-if [ "$sqldump" == "yes" ]; then
- if [ "$databases" == "all" ]; then
- if [ $usevserver ]
+if [ "$sqldump" == "yes" ]
+then
+ info "Initializing SQL dump method"
+ if [ "$databases" == "all" ]
+ then
+ if [ $usevserver ]
+ then
+ databases=`echo 'show databases' | $VSERVER $vsname exec su $user -c "$MYSQL $defaultsfile" | grep -v Database`
+ if [ $? -ne 0 ]
+ then
+ fatal "Authentication problem, maybe user/password is wrong"
+ fi
+ else
+ databases=`echo 'show databases' | su $user -c "$MYSQL $defaultsfile" | grep -v Database`
+ if [ $? -ne 0 ]
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`
+ fatal "Authentication problem, maybe user/password is wrong"
fi
fi
+fi
- for db in $databases; do
+ for db in $databases
+ do
if [ $usevserver ]
then
- execstr="$VSERVER $vsname exec $MYSQLDUMP $defaultsfile --lock-tables --complete-insert --add-drop-table --quick --quote-names $db > $vroot$dumpdir/${db}.sql"
+ execstr="$VSERVER $vsname exec $MYSQLDUMP $defaultsfile --lock-tables --complete-insert --add-drop-table --quick --quote-names $ignore $db > $vroot$dumpdir/${db}.sql"
else
- execstr="$MYSQLDUMP $defaultsfile --lock-tables --complete-insert --add-drop-table --quick --quote-names $db > $dumpdir/${db}.sql"
+ execstr="$MYSQLDUMP $defaultsfile --lock-tables --complete-insert --add-drop-table --quick --quote-names $ignore $db > $dumpdir/${db}.sql"
fi
debug "su $user -c '$execstr'"
- if [ ! $test ]; then
+ if [ ! $test ]
+ then
output=`su $user -c "$execstr" 2>&1`
code=$?
- if [ "$code" == "0" ]; then
+ if [ "$code" == "0" ]
+ then
debug $output
info "Successfully finished dump of mysql database $db"
else
fi
done
- if [ "$compress" == "yes" ]; then
+ if [ "$compress" == "yes" ]
+ then
output=`$GZIP -f $vroot$dumpdir/*.sql 2>&1`
debug $output
fi
fi
# clean up tmp config file
-if [ "$dbusername" != "" ]; then
+if [ "$dbusername" != "" ]
+then
## clean up tmp config file
debug "rm $mycnf"
rm $mycnf
- if [ -f "$tmpcnf" ]; then
+ if [ -f "$tmpcnf" ]
+ then
debug "mv $tmpcnf $mycnf"
mv $tmpcnf $mycnf
fi