path: root/app/backup/backupninja/backupninja-0.9.6.diff

diff -Naur backupninja-0.9.6.orig/handlers/mysql.in backupninja-0.9.6/handlers/mysql.in
--- backupninja-0.9.6.orig/handlers/mysql.in	2008-06-24 12:55:10.000000000 -0300
+++ backupninja-0.9.6/handlers/mysql.in	2008-09-13 10:23:20.000000000 -0300
@@ -88,8 +88,7 @@
 then
     if [ $usevserver = yes ]
     then
-    	vhome=`$VSERVER $vsname exec getent passwd "root" | @AWK@ -F: '{print $6}'`
-	home="$vroot$vhome"
+    	home=`$VSERVER $vsname exec getent passwd "root" | @AWK@ -F: '{print $6}'`
     else
     	home=`getent passwd "root" | @AWK@ -F: '{print $6}'`
     fi
@@ -97,18 +96,25 @@
     [ -d $home ] || fatal "Can't find root's home directory ($home)."
     
     mycnf="$home/.my.cnf"
-    
-    if [ -f $mycnf ]
+
+    if [ $usevserver = yes ]
+    then
+      workcnf="$vroot$mycnf"
+    else
+      workcnf="$mycnf"
+    fi
+
+    if [ -f $workcnf ]
     then
-	# rename temporarily
-	tmpcnf="$home/my.cnf.disable"
-	debug "mv $mycnf $tmpcnf"
-	mv $mycnf $tmpcnf
+      # rename temporarily
+      tmpcnf="$workcnf.disable"
+      debug "mv $workcnf $tmpcnf"
+      mv $workcnf $tmpcnf
     fi
     
     oldmask=`umask`
     umask 077
-    cat > $mycnf <<EOF
+    cat > $workcnf <<EOF
 # auto generated backupninja mysql conf
 [mysql]
 host=$dbhost
@@ -124,14 +130,14 @@
 host=$dbhost
 user=$dbusername
 password="$dbpassword"
+
+[mysqladmin]
+host=$dbhost
+user=$dbusername
+password="$dbpassword"
 EOF
 	umask $oldmask
-	if [ $usevserver = yes ] 
-	then
-	    defaultsfile="--defaults-extra-file=$vhome/.my.cnf"
-	else
-	    defaultsfile="--defaults-extra-file=$mycnf"
-	fi
+	defaultsfile="--defaults-extra-file=$mycnf"
 fi
 
 # if a user is not set, use $configfile, otherwise use $mycnf
@@ -142,22 +148,23 @@
 	userset=true;
 	if [ $usevserver = yes ]
 	then
-	    vuserhome=`$VSERVER $vsname exec getent passwd "$user" | @AWK@ -F: '{print $6}'`
+	    userhome=`$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"
+	    debug "User home set to: $vroot$userhome"
+	    [ -f $vroot$userhome/.my.cnf ] || fatal "Can't find config file in $userhome/.my.cnf"
 	else
 	    userhome=`getent passwd "$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"
+	fi
 	
-	debug "User home set to: $userhome"
-	[ -f $userhome/.my.cnf ] || fatal "Can't find config file in $userhome/.my.cnf"
 	defaultsfile="--defaults-extra-file=$userhome/.my.cnf"
 	debug "using $defaultsfile"
 fi
@@ -307,12 +314,12 @@
 if [ "$dbusername" != "" -a "$dbpassword" != "" ]
 then
 	## clean up tmp config file
-	debug "rm $mycnf"
-	rm $mycnf
+	debug "rm $workcnf"
+	rm $workcnf
 	if [ -f "$tmpcnf" ]
 	then
-		debug "mv $tmpcnf $mycnf"
-		mv $tmpcnf $mycnf
+		debug "mv $tmpcnf $workcnf"
+		mv $tmpcnf $workcnf
 	fi
 fi
 
diff -Naur backupninja-0.9.6.orig/handlers/mysql.in~ backupninja-0.9.6/handlers/mysql.in~
--- backupninja-0.9.6.orig/handlers/mysql.in~	1969-12-31 21:00:00.000000000 -0300
+++ backupninja-0.9.6/handlers/mysql.in~	2008-06-24 12:55:10.000000000 -0300
@@ -0,0 +1,319 @@
+# -*- mode: sh; sh-basic-offset: 3; indent-tabs-mode: nil; -*-
+#
+# mysql handler script for backupninja
+#
+
+getconf backupdir /var/backups/mysql
+getconf databases all
+getconf ignores
+getconf nodata
+getconf dbhost localhost
+getconf hotcopy no
+getconf sqldump no
+getconf compress yes
+getconf vsname
+
+# authentication:
+getconf user
+getconf dbusername
+getconf dbpassword
+getconf configfile /etc/mysql/debian.cnf
+
+
+# Decide if the handler should operate on a vserver or on the host.
+# In the former case, check that $vsname exists and is running.
+local usevserver=no
+local vroot
+if [ $vservers_are_available = yes ]; then
+   if [ -n "$vsname" ]; then
+      # does it exist ?
+      if ! vservers_exist "$vsname" ; then
+         fatal "The vserver given in vsname ($vsname) does not exist."
+      fi
+      # is it running ?
+      vservers_running $vsname || fatal "The vserver $vsname is not running."
+      # everything ok
+      info "Using vserver '$vsname'."
+      usevserver=yes
+      vroot="$VROOTDIR/$vsname"
+   else
+      info "No vserver name specified, actions will be performed on the host."
+   fi
+fi
+
+## Prepare ignore part of the command
+## This only works for mysqldump at the moment
+
+ignore=''
+for i in $ignores $nodata; do
+       ignore="$ignore --ignore-table=$i"
+done
+	
+# 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="$backupdir/hotcopy"
+dumpdir="$backupdir/sqldump"
+
+if [ $usevserver = yes ]
+then
+	[ "$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 $hotdir
+fi
+
+#######################################################################
+## AUTHENTICATION
+
+#
+# one of three authentication methods:
+# 1. setting the user, so that /home/user/.my.cnf is used.
+# 2. specifying the user and password in the handler config,
+#    which generates a temporary .my.cnf in /root/.my.cnf
+# 3. specify the config file with --defaults-extra-file
+#    (this option DOESN'T WORK WITH MYSQLHOTCOPY)
+#
+
+# create .my.cnf
+# only if dbusername and dbpassword specified.
+# we create a tmp file because we don't want to
+# specify the password on the command line.
+
+defaultsfile=""
+
+if [ "$dbusername" != "" -a "$dbpassword" != "" ]
+then
+    if [ $usevserver = yes ]
+    then
+    	vhome=`$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
+	if [ $usevserver = yes ] 
+	then
+	    defaultsfile="--defaults-extra-file=$vhome/.my.cnf"
+	else
+	    defaultsfile="--defaults-extra-file=$mycnf"
+	fi
+fi
+
+# if a user is not set, use $configfile, otherwise use $mycnf
+if [ "$user" == "" ]; then
+	user=root;
+	defaultsfile="--defaults-extra-file=$configfile"
+else
+	userset=true;
+	if [ $usevserver = yes ]
+	then
+	    vuserhome=`$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 $userhome/.my.cnf"
+	defaultsfile="--defaults-extra-file=$userhome/.my.cnf"
+	debug "using $defaultsfile"
+fi
+
+#######################################################################
+## HOT COPY
+
+if [ "$hotcopy" == "yes" ]
+then
+    info "Initializing hotcopy method"
+    if [ "$databases" == "all" ]
+    then
+	if [ $usevserver = yes ]
+	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 [ $usevserver = yes ]
+		then
+			execstr="$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 $db"
+			fi
+		fi
+	done
+     fi
+fi
+
+##########################################################################
+## SQL DUMP
+
+if [ "$sqldump" == "yes" ]
+then
+    info "Initializing SQL dump method"
+    if [ "$databases" == "all" ]
+    then
+	if [ $usevserver = yes ]
+	then
+	    debug 'echo show databases | $VSERVER $vsname exec su $user -c \"$MYSQL $defaultsfile\" | grep -v Database'
+	    databases=`echo 'show databases' | $VSERVER $vsname exec su $user -c "$MYSQL $defaultsfile" | grep -v Database`
+	    if [ $? -ne 0 ]
+	    then
+	        fatal "Authentication problem, maybe user/password is wrong or mysqld is not running?"
+	    fi
+	else
+		databases=$(su $user -c "$MYSQL $defaultsfile -N -B -e 'show databases'" | sed 's/|//g;/\+----/d')
+		if [ $? -ne 0 ]
+		then
+		    fatal "Authentication problem, maybe user/password is wrong or mysqld is not running?"
+		fi
+	fi
+    fi
+
+	for db in $databases
+	do
+           DUMP_BASE="$MYSQLDUMP $defaultsfile --lock-tables --complete-insert --add-drop-table --quick --quote-names"
+
+           # Dumping structure and data
+           DUMP="$DUMP_BASE $ignore $db"
+
+           # If requested, dump only the table structure for this database
+           if echo "$nodata" | grep -E '(^|[[:space:]])'"$db\." >/dev/null
+           then
+              # Get the structure of the tables, without data
+              DUMP_STRUCT="$DUMP_BASE --no-data $db"
+              for qualified_table in $nodata
+              do
+                 table=$( expr match "$qualified_table" "$db\.\([^\w]*\)" )
+                 DUMP_STRUCT="$DUMP_STRUCT $table"
+              done
+              DUMP="( $DUMP; $DUMP_STRUCT )"
+           fi
+		if [ $usevserver = yes ]
+		then
+                   # Test to make sure mysqld is running, if it is not sqldump will not work
+                   $VSERVER $vsname exec su $user -c "$MYSQLADMIN $defaultsfile ping"
+                   if [ $? -ne 0 ]; then
+                      fatal "Either you have an authentication problem, or mysqld doesn't appear to be running!"
+                   fi
+                   if [ "$compress" == "yes" ]; then
+                      execstr="$VSERVER $vsname exec $DUMP | $GZIP > $vroot$dumpdir/${db}.sql.gz"
+                   else
+                      execstr="$VSERVER $vsname exec $DUMP -r $vroot$dumpdir/${db}.sql"
+                   fi
+		else
+                   # Test to make sure mysqld is running, if it is not sqldump will not work
+                   su $user -c "$MYSQLADMIN $defaultsfile ping"
+                   if [ $? -ne 0 ]; then
+                      fatal "Either you have an authentication problem, or mysqld doesn't appear to be running!"
+                   fi
+                   if [ "$compress" == "yes" ]; then
+                      execstr="$DUMP | $GZIP > $dumpdir/${db}.sql.gz"
+                   else
+                      execstr="$DUMP -r $dumpdir/${db}.sql"
+                   fi
+		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 dump of mysql database $db"
+			else
+				warning $output
+				warning "Failed to dump mysql databases $db"
+			fi
+		fi
+	done
+fi
+
+# clean up tmp config file
+if [ "$dbusername" != "" -a "$dbpassword" != "" ]
+then
+	## clean up tmp config file
+	debug "rm $mycnf"
+	rm $mycnf
+	if [ -f "$tmpcnf" ]
+	then
+		debug "mv $tmpcnf $mycnf"
+		mv $tmpcnf $mycnf
+	fi
+fi
+
+return 0