168 lines
4.8 KiB
Plaintext
168 lines
4.8 KiB
Plaintext
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tägliche ZFS snapshots auf WETU
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<source lang="bash">
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ls -all /admin
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-r-x------ 1 root root 3,4K Mär 28 19:38 lxc-zfs-auto-snapshot_monitor.sh*
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-r-x------ 1 root root 3,6K Mär 28 19:38 lxc-zfs-auto-snapshot.sh*
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ls -all /lib/systemd/system | grep "snapshot"
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-rw-r--r-- 1 root root 113 Mär 28 17:28 lxc-zfs-auto-snapshot.service
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-rw-r--r-- 1 root root 264 Mär 28 17:31 lxc-zfs-auto-snapshot.timer
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</source>
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== SystemD Service Files ==
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<source lang="bash">
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/lib/systemd/system# cat lxc-zfs-auto-snapshot.service
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[Unit]
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Description=lxc-zfs-auto-snapshot
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[Service]
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Type=simple
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ExecStart=/admin/lxc-zfs-auto-snapshot.sh
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# EOF
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</source>
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<source lang="bash">
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/lib/systemd/system# cat lxc-zfs-auto-snapshot.timer
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[Unit]
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Description=lxc-zfs-auto-snapshot
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[Timer]
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# Time to wait after booting before we run first time
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OnBootSec=10min
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# Time between running each consecutive time
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OnUnitActiveSec=1h
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Unit=lxc-zfs-auto-snapshot.service
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[Install]
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WantedBy=multi-user.target
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# EOF
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</source>
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lxc-zfs-auto-snapshot aktivieren
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<source lang="bash">
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systemctl enable lxc-zfs-auto-snapshot.timer
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systemctl start lxc-zfs-auto-snapshot.timer
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systemctl status lxc-zfs-auto-snapshot.timer
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</source>
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== lxc-zfs-auto-snapshot ==
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<source lang="bash">
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wetu:/admin# cat lxc-zfs-auto-snapshot.sh
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#!/bin/sh
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### ### ### C3D2 ### ### ###
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###
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### TODO: 24.03.2015 - MongoDB support
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###
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### stage0 // ###
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#
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## Common ZFS snapshot, exclude Database Container
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EXCLUDELXC="db|jabber|rotmine|webbuild|wiki|offen"
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#
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###
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### !!! rpool2 container: rotmine|webbuild|wiki
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###
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#
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###
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### !!! exclude LVM: offen
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###
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#
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## Database Server 1 - MySQL (db)
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MYSQLDBSRV1="db"
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MYSQLDBSRVUSER1="debian-sys-maint"
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MYSQLDBSRVPASSWD1=""
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#
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#
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## Database Server 1 - PostgreSQL (db)
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POSTGRESQLDBSRV1="db"
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POSTGRESQLDBSRVUSER1="postgres"
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POSTGRESQLDBSRVPASSWD1=""
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#
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#
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## Database Server 2 - PostgreSQL (jabber)
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POSTGRESQLDBSRV2="jabber"
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POSTGRESQLDBSRVUSER2="postgres"
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POSTGRESQLDBSRVPASSWD2=""
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#
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#
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## Database Server 3 - PostgreSQL (wiki)
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POSTGRESQLDBSRV3="wiki"
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POSTGRESQLDBSRVUSER3="postgres"
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POSTGRESQLDBSRVPASSWD3=""
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#
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### // stage0 ###
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### stage1 // ###
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#
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DATE=$(date +%Y%m%d-%H%M)
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#
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### // stage1 ###
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### stage2 // ###
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#
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## MySQL - ZFS snapshot - LXC db
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#/ echo "--- --- --- > MySQL - LXC: $MYSQLDBSRV1 ZFS snapshotting"
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lxc-attach -n $MYSQLDBSRV1 -- mysql -h localhost -u $MYSQLDBSRVUSER1 -p$MYSQLDBSRVPASSWD1 -e "set autocommit=0;FLUSH LOGS;FLUSH TABLES WITH READ LOCK;"
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## PostgreSQL - ZFS snapshot - LXC db
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#/ echo "--- --- --- > PostgreSQL - LXC: $POSTGRESQLDBSRV1 ZFS snapshotting"
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lxc-attach -n $POSTGRESQLDBSRV1 -- su -m $POSTGRESQLDBSRVUSER1 -c 'psql -c "SELECT PG_START_BACKUP('\''zfs-auto-snapshot'\'', true)" postgres;' > /dev/null 2>&1
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## AUTOSNAP_DB - Database ZFS snapshot
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lxc-attach -n $MYSQLDBSRV1 -- sync
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zfs snapshot rpool/lxc/$MYSQLDBSRV1@_AUTOSNAP_DB_$DATE
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## set Database online
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lxc-attach -n $MYSQLDBSRV1 -- mysql -h localhost -u $MYSQLDBSRVUSER1 -p$MYSQLDBSRVPASSWD1 -e "UNLOCK TABLES;"
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lxc-attach -n $POSTGRESQLDBSRV1 -- su -m $POSTGRESQLDBSRVUSER1 -c 'psql -c "SELECT PG_STOP_BACKUP();" postgres;' > /dev/null 2>&1
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#
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#
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## PostgreSQL - ZFS snapshot - LXC jabber
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#/ echo "--- --- --- > PostgreSQL - LXC: $POSTGRESQLDBSRV2 ZFS snapshotting"
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lxc-attach -n $POSTGRESQLDBSRV2 -- su -m $POSTGRESQLDBSRVUSER2 -c 'psql -c "SELECT PG_START_BACKUP('\''zfs-auto-snapshot'\'', true)" postgres;' > /dev/null 2>&1
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## AUTOSNAP_DB - Database ZFS snapshot
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lxc-attach -n $POSTGRESQLDBSRV2 -- sync
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zfs snapshot rpool/lxc/$POSTGRESQLDBSRV2@_AUTOSNAP_DB_$DATE
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## set Database online
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lxc-attach -n $POSTGRESQLDBSRV2 -- su -m $POSTGRESQLDBSRVUSER2 -c 'psql -c "SELECT PG_STOP_BACKUP();" postgres;' > /dev/null 2>&1
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#
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#
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## PostgreSQL - ZFS snapshot - LXC wiki - RPOOL2
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#/ echo "--- --- --- > PostgreSQL - LXC: $POSTGRESQLDBSRV3 ZFS snapshotting"
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lxc-attach -n $POSTGRESQLDBSRV3 -- su -m $POSTGRESQLDBSRVUSER3 -c 'psql -c "SELECT PG_START_BACKUP('\''zfs-auto-snapshot'\'', true)" postgres;' > /dev/null 2>&1
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## AUTOSNAP_DB - Database ZFS snapshot
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lxc-attach -n $POSTGRESQLDBSRV3 -- sync
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zfs snapshot rpool2/lxc/$POSTGRESQLDBSRV3@_AUTOSNAP_DB_$DATE
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## set Database online
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lxc-attach -n $POSTGRESQLDBSRV3 -- su -m $POSTGRESQLDBSRVUSER3 -c 'psql -c "SELECT PG_STOP_BACKUP();" postgres;' > /dev/null 2>&1
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#
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### // stage2 ###
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### stage3 // ###
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#
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## AUTOSNAP - Common ZFS snapshot
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#/ echo "--- --- --- > ALL - LXC: (exclude $EXCLUDELXC) ZFS snapshotting"
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lxc-ls --active | egrep -v "$EXCLUDELXC" | sed 's/^/rpool\/lxc\//' | xargs -L1 -I {} zfs snapshot {}@_AUTOSNAP_$DATE
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#
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## AUTOSNAP - Common ZFS snapshot (special) <--- etc/crontab daily
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#/ zfs snapshot zbackup/rpool2/lxc/webbuild@_AUTOSNAP_$DATE
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#
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lxc-ls --active | grep "rotmine" | sed 's/^/rpool2\/lxc\//' | xargs -L1 -I {} zfs snapshot {}@_AUTOSNAP_$DATE
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#
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### // stage3 ###
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exit 0
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### ### ### C3D2 ### ### ###
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# EOF
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</source>
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