@@ -1,4 +1,6 @@ |
-This is a permutation of the original pg_backup script as written by speedboy_420. I have made changes to allow for environment variables to make backups of a remote host, change backup direct via ENV variable, as well as use bzip2 for all compression.
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+{attachment id=1059 float=right} This is a permutation of the original pg_backup script as written by speedboy_420. I have made changes to allow for environment variables to make backups of a remote host, change backup directory via ENV variable, as well as use bzip2 for all compression. |
+ |
+There is also a [https://gist.github.com/546865/117f1831b695bf5f0c8a60d093aa8f00dceca04c|github gist repo] for this file. |
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!Example Usage
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@@ -7,8 +9,17 @@ |
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{code source="bash"}
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0 3 * * * postgres export PGHOST=foodb; export PGBACKUPDIR=/bak/backups ; nice /usr/bin/pg_backup b 2 >> /var/log/pgsql/pg_backup.log 2>&1
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-0 4 * * * postgres export PGBACKUPDIR=/bak/backups ; nice /usr/bin/pg_backup b 2 >> /var/log/pgsql/pg_backup.log 2>&1
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-{/code}
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+0 4 * * * postgres export PGBACKUPDIR=/bak/backups ; nice /usr/bin/pg_backup b 2 >> /var/log/pgsql/pg_backup.log 2>&1{/code} |
+ |
+If you want to clear out older backups, you can use these two entries in /etc/cron.d/backup |
+{code source="bash"} |
+# Remove backups older than 1 week except those made on the 9th, 19th, and 29th |
+5 4 * * * root find /bak/database/ -mtime +7 -name "*_db-*[123456780]-0[3-4]00*" -exec rm {} \; |
+# Remove backups older than 60 days except those made on the 9th of the month |
+5 4 * * * root find /bak/database/ -mtime +60 -name "*_db-*[12]9-0[3-4]00*" -exec rm {} \;{/code} |
+ |
+Restoring a database looks like:{code source="bash"} |
+bzcat /tmp/pg_db-localhost-foobar-backup-2011-03-14-0300.bz2 |nice pg_restore --verbose -U postgres -F t -d foobar{/code} |
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{code source="bash"}
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#!/bin/sh
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@@ -274,9 +285,9 @@ |
db_connectivity() {
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tmp=`echo "($exclusions)" | sed 's/\ /\|/g'`
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if [ "$exclusions" = "" ]; then
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- databases=`$PGBINDIR/psql $PARAM_PGHOST -U $PGUSER -q -c "\l" template1 | sed -n 4,/\eof/p | grep -v rows\) | awk {'print $1'} || echo "Database connection could not be established at $timeinfo" >> $PGLOGDIR`
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+ databases=`$PGBINDIR/psql $PARAM_PGHOST -U $PGUSER -q -c "SELECT datname FROM pg_database WHERE datistemplate = false" template1 | sed -n 4,/\eof/p | grep -v rows\) | grep -v : | awk {'print $1'} || echo "Database connection could not be established at $timeinfo" >> $PGLOGDIR` |
else
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- databases=`$PGBINDIR/psql $PARAM_PGHOST -U $PGUSER -q -c "\l" template1 | sed -n 4,/\eof/p | grep -v rows\) | grep -Ev $tmp | awk {'print $1'} || echo "Database connection could not be established at $timeinfo" >> $PGLOGDIR`
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+ databases=`$PGBINDIR/psql $PARAM_PGHOST -U $PGUSER -q -c "SELECT datname FROM pg_database WHERE datistemplate = false" template1 | sed -n 4,/\eof/p | grep -v rows\) | grep -v : | grep -Ev $tmp | awk {'print $1'} || echo "Database connection could not be established at $timeinfo" >> $PGLOGDIR` |
fi
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}
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@@ -312,7 +323,7 @@ |
duration=`expr $finish_time - $start_time`
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echo "Backup complete (duration $duration seconds) at $timeinfo for schedule $current_time on database: $i, format: $backup_type" >> $PGLOGDIR
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done
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- exit 1
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+ exit 0 |
}
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# Run backup and vacuum
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@@ -333,7 +344,7 @@ |
duration=`expr $finish_time - $start_time`
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echo "Backup and Vacuum complete (duration $duration seconds) at $timeinfo for schedule $current_time on database: $i, format: $backup_type" >> $PGLOGDIR
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done
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- exit 1
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+ exit 0 |
}
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# Run backup, vacuum and analyze
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@@ -354,7 +365,7 @@ |
duration=`expr $finish_time - $start_time`
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echo "Backup, Vacuum and Analyze complete (duration $duration seconds) at $timeinfo for schedule $current_time on database: $i, format: $backup_type" >> $PGLOGDIR
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done
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- exit 1
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+ exit 0 |
}
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# Run vacuum
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@@ -368,7 +379,7 @@ |
duration=`expr $finish_time - $start_time`
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echo "Vacuum complete (duration $duration seconds) at $timeinfo for schedule $current_time on database: $i " >> $PGLOGDIR
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done
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- exit 1
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+ exit 0 |
}
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# Run vacuum and analyze
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@@ -382,7 +393,7 @@ |
duration=`expr $finish_time - $start_time`
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echo "Vacuum and Analyze complete (duration $duration seconds) at $timeinfo for schedule $current_time on database: $i " >> $PGLOGDIR
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done
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- exit 1
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+ exit 0 |
}
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# Print information regarding available backups
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@@ -404,7 +415,7 @@ |
done
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echo ""
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fi
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- exit 1
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+ exit 0 |
}
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# Print configuration test
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@@ -513,7 +524,7 @@ |
test -x $PGBINDIR/vacuumdb && echo "Yes" || echo "No"
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echo ""
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- exit 1
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+ exit 0 |
}
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# Print help
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@@ -533,7 +544,7 @@ |
echo " help, This message"
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echo ""
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echo "Report bugs to <speedboy_420 at hotmail dot com >."
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- exit 1
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+ exit 0 |
}
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case "$1" in
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@@ -542,14 +553,14 @@ |
db_connectivity
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set_permissions
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run_b
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- exit 1
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+ exit 0 |
;;
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# Run backup and vacuum
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bv)
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db_connectivity
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set_permissions
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run_bv
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- exit 1
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+ exit 0 |
;;
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# Run backup, vacuum and analyze
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@@ -557,7 +568,7 @@ |
db_connectivity
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set_permissions
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run_bva
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- exit 1
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+ exit 0 |
;;
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# Run vacuum
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@@ -565,7 +576,7 @@ |
db_connectivity
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set_permissions
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run_v
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- exit 1
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+ exit 0 |
;;
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# Run vacuum and analyze
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@@ -573,14 +584,14 @@ |
db_connectivity
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set_permissions
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run_va
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- exit 1
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+ exit 0 |
;;
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# Print info
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info)
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set_permissions
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print_info
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- exit 1
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+ exit 0 |
;;
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# Print configtest
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@@ -588,13 +599,13 @@ |
db_connectivity
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set_permissions
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print_configtest
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- exit 1
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+ exit 0 |
;;
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# Default
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*)
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print_help
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- exit 1
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+ exit 0 |
;;
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esac
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{/code} |
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