Move cache clearing of php applications to preStart systemd

1 files changed, 12 insertions, 7 deletions

diff --git a/nixops/modules/websites/piedsjaloux/piedsjaloux.nix b/nixops/modules/websites/piedsjaloux/piedsjaloux.nix
index 1c7e983..87699db 100644
--- a/nixops/modules/websites/piedsjaloux/piedsjaloux.nix
+++ b/nixops/modules/websites/piedsjaloux/piedsjaloux.nix
@@ -28,6 +28,18 @@ let
       '';
     };
     phpFpm = rec {
+      preStart = ''
+        if [ ! -f "${varDir}/currentWebappDir" -o \
+            ! -f "${varDir}/currentKey" -o \
+            "${webappDir}" != "$(cat ${varDir}/currentWebappDir 2>/dev/null)" ] \
+            || ! sha512sum -c --status ${varDir}/currentKey; then
+          pushd ${webappDir} > /dev/null
+          /run/wrappers/bin/sudo -u wwwrun ./bin/console --env=${environment} cache:clear --no-warmup
+          popd > /dev/null
+          echo -n "${webappDir}" > ${varDir}/currentWebappDir
+          sha512sum /run/keys/webapps/${environment}-piedsjaloux > ${varDir}/currentKey
+        fi
+        '';
       serviceDeps = [ "mysql.service" "${environment}-piedsjaloux-key.service" ];
       socket = "/var/run/phpfpm/piedsjaloux-${environment}.sock";
       pool = ''
@@ -130,13 +142,6 @@ let
       install -m 0755 -o ${apache.user} -g ${apache.group} -d ${varDir} \
         ${varDir}/tmp
       install -m 0750 -o ${apache.user} -g ${apache.group} -d ${varDir}/phpSessions
-      if [ ! -f "${varDir}/currentWebappDir" -o \
-          "${webappDir}" != "$(cat ${varDir}/currentWebappDir 2>/dev/null)" ]; then
-        pushd ${webappDir} > /dev/null
-        $wrapperDir/sudo -u wwwrun ./bin/console --env=${environment} cache:clear --no-warmup
-        popd > /dev/null
-        echo -n "${webappDir}" > ${varDir}/currentWebappDir
-      fi
       '';
     };
     webappDir = composerEnv.buildPackage (