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nixos/spamassassin: Handle return codes correctly

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For sa-update we care about two successful codes:

 * 1 -> no updates available: exit successfully
 * 0 -> updates have been installed: run sa-compile and pass
   through its return code
This commit is contained in:
Philipp Kern 2021-01-10 12:15:38 +01:00
parent c86b339491
commit 8854b82511
1 changed files with 12 additions and 5 deletions
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17
nixos/modules/services/mail/spamassassin.nix
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@ -136,19 +136,26 @@ in
Group = "spamd";
StateDirectory = "spamassassin";
ExecStartPost = "+${pkgs.systemd}/bin/systemctl -q --no-block try-reload-or-restart spamd.service";
SuccessExitStatus = "1";
};
script = ''
set +e
${pkgs.spamassassin}/bin/sa-update --verbose --gpghomedir=%S/spamassassin/sa-update-keys/
${pkgs.spamassassin}/bin/sa-update --verbose --gpghomedir=/var/lib/spamassassin/sa-update-keys/
rc=$?
set -e
if [[ $rc -eq 0 ]]; then
# An update was available and installed.
${pkgs.spamassassin}/bin/sa-compile
if [[ $rc -gt 1 ]]; then
# sa-update failed.
exit $rc
fi
if [[ $rc -eq 1 ]]; then
# No update was available, exit successfully.
exit 0
fi
# An update was available and installed. Compile the rules.
${pkgs.spamassassin}/bin/sa-compile
'';
};