diff options
Diffstat (limited to 'nixos/modules/services/monitoring/graphite.nix')
-rw-r--r-- | nixos/modules/services/monitoring/graphite.nix | 54 |
1 files changed, 42 insertions, 12 deletions
diff --git a/nixos/modules/services/monitoring/graphite.nix b/nixos/modules/services/monitoring/graphite.nix index 332a04634d06..01b4aca91731 100644 --- a/nixos/modules/services/monitoring/graphite.nix +++ b/nixos/modules/services/monitoring/graphite.nix @@ -7,6 +7,19 @@ let writeTextOrNull = f: t: mapNullable (pkgs.writeTextDir f) t; dataDir = cfg.dataDir; + staticDir = cfg.dataDir + "/static"; + + graphiteLocalSettingsDir = pkgs.runCommand "graphite_local_settings" + {inherit graphiteLocalSettings;} '' + mkdir -p $out + ln -s $graphiteLocalSettings $out/graphite_local_settings.py + ''; + + graphiteLocalSettings = pkgs.writeText "graphite_local_settings.py" ( + "STATIC_ROOT = '${staticDir}'\n" + + optionalString (! isNull config.time.timeZone) "TIME_ZONE = '${config.time.timeZone}'\n" + + cfg.web.extraConfig + ); graphiteApiConfig = pkgs.writeText "graphite-api.yaml" '' time_zone: ${config.time.timeZone} @@ -94,6 +107,15 @@ in { default = 8080; type = types.int; }; + + extraConfig = mkOption { + type = types.str; + default = ""; + description = '' + Graphite webapp settings. See: + <link xlink:href="http://graphite.readthedocs.io/en/latest/config-local-settings.html"/> + ''; + }; }; api = { @@ -460,9 +482,13 @@ in { ]; }; penvPack = "${penv}/${pkgs.python.sitePackages}"; - # opt/graphite/webapp contains graphite/settings.py - # explicitly adding pycairo in path because it cannot be imported via buildEnv - in "${penvPack}/opt/graphite/webapp:${penvPack}:${pkgs.pythonPackages.pycairo}/${pkgs.python.sitePackages}"; + in concatStringsSep ":" [ + "${graphiteLocalSettingsDir}" + "${penvPack}/opt/graphite/webapp" + "${penvPack}" + # explicitly adding pycairo in path because it cannot be imported via buildEnv + "${pkgs.pythonPackages.pycairo}/${pkgs.python.sitePackages}" + ]; DJANGO_SETTINGS_MODULE = "graphite.settings"; GRAPHITE_CONF_DIR = configDir; GRAPHITE_STORAGE_DIR = dataDir; @@ -470,9 +496,9 @@ in { }; serviceConfig = { ExecStart = '' - ${pkgs.python27Packages.waitress}/bin/waitress-serve \ - --host=${cfg.web.listenAddress} --port=${toString cfg.web.port} \ - --call django.core.handlers.wsgi:WSGIHandler''; + ${pkgs.python27Packages.waitress-django}/bin/waitress-serve-django \ + --host=${cfg.web.listenAddress} --port=${toString cfg.web.port} + ''; User = "graphite"; Group = "graphite"; PermissionsStartOnly = true; @@ -482,16 +508,20 @@ in { mkdir -p ${dataDir}/{whisper/,log/webapp/} chmod 0700 ${dataDir}/{whisper/,log/webapp/} - # populate database - ${pkgs.python27Packages.graphite_web}/bin/manage-graphite.py syncdb --noinput + ${pkgs.pythonPackages.django_1_8}/bin/django-admin.py migrate --noinput - # create index - ${pkgs.python27Packages.graphite_web}/bin/build-index.sh - - chown -R graphite:graphite ${cfg.dataDir} + chown -R graphite:graphite ${dataDir} touch ${dataDir}/db-created fi + + # Only collect static files when graphite_web changes. + if ! [ "${dataDir}/current_graphite_web" -ef "${pkgs.python27Packages.graphite_web}" ]; then + mkdir -p ${staticDir} + ${pkgs.pythonPackages.django_1_8}/bin/django-admin.py collectstatic --noinput --clear + chown -R graphite:graphite ${staticDir} + ln -sfT "${pkgs.python27Packages.graphite_web}" "${dataDir}/current_graphite_web" + fi ''; }; |