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4a30a637ce
Also mask postgresql.service to make sure that other services with Wants=postgresql.service and Restart=on-failure will not start it again during the upgrade.
68 lines
2.4 KiB
Bash
Executable File
68 lines
2.4 KiB
Bash
Executable File
#!/bin/bash
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set -e
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## Set the old version that we want to upgrade from.
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TO_VERSION=$(pacman -Q postgresql | grep -Po '(?<=postgresql )[0-9]+\.[0-9]')
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to_major=${TO_VERSION%%.*}
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if (( $to_major != 13 )); then
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# NOTE: When this happens you should check the changelog and add any
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# necessary changes here. Then bump the version check.
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echo "ERROR: major upgrade detected, aborting..."
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exit 1
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fi
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FROM_VERSION="$(cat /var/lib/postgres/data/PG_VERSION)"
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if [[ $FROM_VERSION == $TO_VERSION ]]; then
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echo "ERROR: from and to versions are equal. Have you already updated?! Aborting..."
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exit 1
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fi
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# free space check
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used_space=$(df --local --output=pcent /var/lib/postgres/ | grep -Po '[0-9]{1,3}(?=%)')
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if (( $used_space >= 50 )); then
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echo "ERROR: not enough free space for upgrade with backup, aborting..."
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exit 2
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fi
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if [[ -d /var/lib/postgres/data-$FROM_VERSION ]]; then
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echo "ERROR: backup data-$FROM_VERSION directory already exists, aborting..."
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exit 3
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fi
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# mask postgresql.service to make sure that other services with
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# Wants=postgresql.service and Restart=on-failure will not start
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# it again during the upgrade
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systemctl mask postgresql.service
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systemctl daemon-reload
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systemctl stop postgresql.service
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pacman -S --needed postgresql-old-upgrade
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chown postgres:postgres /var/lib/postgres/
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su - postgres -c "mv /var/lib/postgres/data /var/lib/postgres/data-$FROM_VERSION"
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su - postgres -c 'mkdir /var/lib/postgres/data'
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su - postgres -c 'chattr -f +C /var/lib/postgres/data' || :
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su - postgres -c 'initdb --locale en_US.UTF-8 -E UTF8 -D /var/lib/postgres/data'
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vimdiff /var/lib/postgres/{data,data-$FROM_VERSION}/pg_hba.conf
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vimdiff /var/lib/postgres/{data,data-$FROM_VERSION}/postgresql.conf
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# copy existing SSL certs from data-$FROM_VERSION to data
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for f in {fullchain,chain,privkey}.pem; do
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if [[ -e /var/lib/postgres/data-$FROM_VERSION/$f ]]; then
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cp -avx /var/lib/postgres/{data-$FROM_VERSION,data}/$f
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fi
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done
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su - postgres -c "pg_upgrade -b /opt/pgsql-$FROM_VERSION/bin/ -B /usr/bin/ \
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-d /var/lib/postgres/data-$FROM_VERSION -D /var/lib/postgres/data"
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# unmask and start postgresql.service
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systemctl unmask postgresql.service
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systemctl daemon-reload
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systemctl start postgresql.service
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su - postgres -c /var/lib/postgres/analyze_new_cluster.sh
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# We probably want to manually delete things for now in case this script misses
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# some stuff
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#su - postgres -c /var/lib/postgres/delete_old_cluster.sh
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