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author | Mario Rodas <marsam@users.noreply.github.com> | 2021-07-07 18:41:57 -0500 |
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committer | GitHub <noreply@github.com> | 2021-07-07 18:41:57 -0500 |
commit | bb1ff7da54b22be0b314c4dffb56212e9678e7db (patch) | |
tree | f555792776a1d62887633507b6012cd92757a0dd /nixos/modules | |
parent | 596f825533919ca114d04b92a640756b9ad84a7e (diff) | |
parent | 81c8189a841728a813bcde8604b80427fcf33522 (diff) | |
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Merge pull request #125696 from hercules-ci/postgresql-backup-only-replace-if-successful
nixos/postgresqlBackup: only replace if successful
Diffstat (limited to 'nixos/modules')
-rw-r--r-- | nixos/modules/services/backup/postgresql-backup.nix | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/nixos/modules/services/backup/postgresql-backup.nix b/nixos/modules/services/backup/postgresql-backup.nix index 9da2d522a68..f658eb756f7 100644 --- a/nixos/modules/services/backup/postgresql-backup.nix +++ b/nixos/modules/services/backup/postgresql-backup.nix @@ -14,15 +14,21 @@ let requires = [ "postgresql.service" ]; + path = [ pkgs.coreutils pkgs.gzip config.services.postgresql.package ]; + script = '' + set -e -o pipefail + umask 0077 # ensure backup is only readable by postgres user if [ -e ${cfg.location}/${db}.sql.gz ]; then - ${pkgs.coreutils}/bin/mv ${cfg.location}/${db}.sql.gz ${cfg.location}/${db}.prev.sql.gz + mv ${cfg.location}/${db}.sql.gz ${cfg.location}/${db}.prev.sql.gz fi ${dumpCmd} | \ - ${pkgs.gzip}/bin/gzip -c > ${cfg.location}/${db}.sql.gz + gzip -c > ${cfg.location}/${db}.in-progress.sql.gz + + mv ${cfg.location}/${db}.in-progress.sql.gz ${cfg.location}/${db}.sql.gz ''; serviceConfig = { @@ -113,12 +119,12 @@ in { }) (mkIf (cfg.enable && cfg.backupAll) { systemd.services.postgresqlBackup = - postgresqlBackupService "all" "${config.services.postgresql.package}/bin/pg_dumpall"; + postgresqlBackupService "all" "pg_dumpall"; }) (mkIf (cfg.enable && !cfg.backupAll) { systemd.services = listToAttrs (map (db: let - cmd = "${config.services.postgresql.package}/bin/pg_dump ${cfg.pgdumpOptions} ${db}"; + cmd = "pg_dump ${cfg.pgdumpOptions} ${db}"; in { name = "postgresqlBackup-${db}"; value = postgresqlBackupService db cmd; |