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services: postgres: upgrade to 16

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This commit is contained in:
Antoine Martin 2024-12-02 12:23:34 +01:00
parent 7509be1b32
commit 188890b1e9
1 changed files with 1 additions and 30 deletions
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31
services/postgresql.nix
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@ -6,35 +6,6 @@
}: {
# set postgresql version so we don't get any bad surprise
config.services.postgresql = {
package = pkgs.postgresql_15;
package = pkgs.postgresql_16;
};
config.environment.systemPackages = [
(let
# XXX specify the postgresql package you'd like to upgrade to.
# Do not forget to list the extensions you need.
newPostgres = pkgs.postgresql_16;
cfg = config.services.postgresql;
in pkgs.writeScriptBin "upgrade-pg-cluster" ''
set -eux
# XXX it's perhaps advisable to stop all services that depend on postgresql
systemctl stop postgresql
export NEWDATA="/var/lib/postgresql/${newPostgres.psqlSchema}"
export NEWBIN="${newPostgres}/bin"
export OLDDATA="${cfg.dataDir}"
export OLDBIN="${cfg.package}/bin"
install -d -m 0700 -o postgres -g postgres "$NEWDATA"
cd "$NEWDATA"
sudo -u postgres $NEWBIN/initdb -D "$NEWDATA" ${lib.escapeShellArgs cfg.initdbArgs}
sudo -u postgres $NEWBIN/pg_upgrade \
--old-datadir "$OLDDATA" --new-datadir "$NEWDATA" \
--old-bindir $OLDBIN --new-bindir $NEWBIN \
"$@"
'')
];
}