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graphite: fix carbonCache graphiteWeb graphiteApi 

This commit implements the changes necessary to start up a graphite carbon Cache
with twisted and start the corresponding graphiteWeb service.
Dependencies need to be included via python buildEnv to include all recursive
implicit dependencies.

Additionally cairo is a requirement of graphiteWeb and pycairo is not a standard
python package (buildPythonPackage) and therefore cannot be included via
buildEnv. It also needs cairo in the Library PATH.
This commit is contained in:
makefu 2016-03-12 01:53:15 +01:00
parent 5e6798d7b7
commit 626bfce3b8
1 changed files with 24 additions and 5 deletions
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29
nixos/modules/services/monitoring/graphite.nix
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@ -51,7 +51,13 @@ let
''; '';
carbonEnv = { carbonEnv = {
PYTHONPATH = "${pkgs.python27Packages.carbon}/lib/python2.7/site-packages"; PYTHONPATH = let
cenv = pkgs.python.buildEnv.override {
extraLibs = [ pkgs.python27Packages.carbon ];
};
cenvPack = "${cenv}/${pkgs.python.sitePackages}";
# opt/graphite/lib contains twisted.plugins.carbon-cache
in "${cenvPack}/opt/graphite/lib:${cenvPack}";
GRAPHITE_ROOT = dataDir; GRAPHITE_ROOT = dataDir;
GRAPHITE_CONF_DIR = configDir; GRAPHITE_CONF_DIR = configDir;
GRAPHITE_STORAGE_DIR = dataDir; GRAPHITE_STORAGE_DIR = dataDir;
@ -445,10 +451,21 @@ in {
after = [ "network-interfaces.target" ]; after = [ "network-interfaces.target" ];
path = [ pkgs.perl ]; path = [ pkgs.perl ];
environment = { environment = {
PYTHONPATH = "${pkgs.python27Packages.graphite_web}/lib/python2.7/site-packages"; PYTHONPATH = let
penv = pkgs.python.buildEnv.override {
extraLibs = [
pkgs.python27Packages.graphite_web
pkgs.python27Packages.pysqlite
];
};
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}:${pkgs.pycairo}/${pkgs.python.sitePackages}";
DJANGO_SETTINGS_MODULE = "graphite.settings"; DJANGO_SETTINGS_MODULE = "graphite.settings";
GRAPHITE_CONF_DIR = configDir; GRAPHITE_CONF_DIR = configDir;
GRAPHITE_STORAGE_DIR = dataDir; GRAPHITE_STORAGE_DIR = dataDir;
LD_LIBRARY_PATH = "${pkgs.cairo}/lib";
}; };
serviceConfig = { serviceConfig = {
ExecStart = '' ExecStart = ''
@ -486,9 +503,11 @@ in {
wantedBy = [ "multi-user.target" ]; wantedBy = [ "multi-user.target" ];
after = [ "network-interfaces.target" ]; after = [ "network-interfaces.target" ];
environment = { environment = {
PYTHONPATH = PYTHONPATH = let
"${cfg.api.package}/lib/python2.7/site-packages:" + aenv = pkgs.python.buildEnv.override {
concatMapStringsSep ":" (f: f + "/lib/python2.7/site-packages") cfg.api.finders; extraLibs = [ cfg.api.package pkgs.cairo ] ++ cfg.api.finders;
};
in "${aenv}/${pkgs.python.sitePackages}";
GRAPHITE_API_CONFIG = graphiteApiConfig; GRAPHITE_API_CONFIG = graphiteApiConfig;
LD_LIBRARY_PATH = "${pkgs.cairo}/lib"; LD_LIBRARY_PATH = "${pkgs.cairo}/lib";
}; };