Move cache clearing of php applications to preStart systemd

2 files changed, 17 insertions, 9 deletions

diff --git a/nixops/modules/websites/tools/tools/default.nix b/nixops/modules/websites/tools/tools/default.nix
index fc5b48d..1aa70b8 100644
--- a/nixops/modules/websites/tools/tools/default.nix
+++ b/nixops/modules/websites/tools/tools/default.nix
@@ -175,6 +175,9 @@ in {
         '';
       roundcubemail = roundcubemail.phpFpm.phpConfig;
     };
+    services.myPhpfpm.preStart = {
+      wallabag = wallabag.phpFpm.preStart;
+    };
     services.myPhpfpm.poolConfigs = {
       adminer = adminer.phpFpm.pool;
       ttrss = ttrss.phpFpm.pool;
diff --git a/nixops/modules/websites/tools/tools/wallabag.nix b/nixops/modules/websites/tools/tools/wallabag.nix
index 0cacad3..f145bf3 100644
--- a/nixops/modules/websites/tools/tools/wallabag.nix
+++ b/nixops/modules/websites/tools/tools/wallabag.nix
@@ -119,15 +119,6 @@ let
     activationScript = ''
       install -m 0755 -o ${apache.user} -g ${apache.group} -d ${varDir} \
         ${varDir}/var ${varDir}/data/db ${varDir}/assets/images
-      if [ ! -f "${varDir}/currentWebappDir" -o \
-          "${webappDir}" != "$(cat ${varDir}/currentWebappDir 2>/dev/null)" ]; then
-        pushd ${webappDir} > /dev/null
-        $wrapperDir/sudo -u wwwrun ./bin/console --env=prod cache:clear
-        rm -rf /var/lib/wallabag/var/cache/pro_
-        $wrapperDir/sudo -u wwwrun ./bin/console --env=prod doctrine:migrations:migrate --no-interaction
-        popd > /dev/null
-        echo -n "${webappDir}" > ${varDir}/currentWebappDir
-      fi
       '';
     webRoot = "${webappDir}/web";
     # Domain migration: Table wallabag_entry contains whole
@@ -169,6 +160,20 @@ 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 ${webappDir} > /dev/null
+          /run/wrappers/bin/sudo -u wwwrun ./bin/console --env=prod cache:clear
+          rm -rf /var/lib/wallabag/var/cache/pro_
+          /run/wrappers/bin/sudo -u wwwrun ./bin/console --env=prod doctrine:migrations:migrate --no-interaction
+          popd > /dev/null
+          echo -n "${webappDir}" > ${varDir}/currentWebappDir
+          sha512sum /run/keys/webapps/tools-wallabag > ${varDir}/currentKey
+        fi
+        '';
       serviceDeps = [ "postgresql.service" "openldap.service" "tools-wallabag-key.service" ];
       basedir = builtins.concatStringsSep ":" [ webappDir "/run/keys/webapps/tools-wallabag" varDir ];
       socket = "/var/run/phpfpm/wallabag.sock";