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author | WilliButz <WilliButz@users.noreply.github.com> | 2020-12-10 20:51:56 +0100 |
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committer | GitHub <noreply@github.com> | 2020-12-10 20:51:56 +0100 |
commit | df8ee3669f9d5208dff3625ad004004bc675dee3 (patch) | |
tree | 56f3cf0b80a084d0205a43716c599ff50a5a570e /nixos | |
parent | 656888e1ec079e98de5dd0e3b28a29d290ea101d (diff) | |
parent | 4948743705ae821a4e01e48ca6a797571b87b04a (diff) | |
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Merge pull request #106067 from urbas/prometheus-exporter-py-air-control
nixos/prometheus-exporters/py-air-control: init
Diffstat (limited to 'nixos')
3 files changed, 78 insertions, 0 deletions
diff --git a/nixos/modules/services/monitoring/prometheus/exporters.nix b/nixos/modules/services/monitoring/prometheus/exporters.nix index 995afca96ff..1f8c5aeded1 100644 --- a/nixos/modules/services/monitoring/prometheus/exporters.nix +++ b/nixos/modules/services/monitoring/prometheus/exporters.nix @@ -41,6 +41,7 @@ let "openvpn" "postfix" "postgres" + "py-air-control" "redis" "rspamd" "rtl_433" diff --git a/nixos/modules/services/monitoring/prometheus/exporters/py-air-control.nix b/nixos/modules/services/monitoring/prometheus/exporters/py-air-control.nix new file mode 100644 index 00000000000..d9a627ca2ea --- /dev/null +++ b/nixos/modules/services/monitoring/prometheus/exporters/py-air-control.nix @@ -0,0 +1,62 @@ +{ config, lib, pkgs, options }: + +with lib; + +let + cfg = config.services.prometheus.exporters.py-air-control; + + py-air-control-exporter-env = pkgs.python3.withPackages (pyPkgs: [ + pyPkgs.py-air-control-exporter + ]); + + workingDir = "/var/lib/${cfg.stateDir}"; + +in +{ + port = 9896; + extraOpts = { + deviceHostname = mkOption { + type = types.str; + example = "192.168.1.123"; + description = '' + The hostname of the air purification device from which to scrape the metrics. + ''; + }; + protocol = mkOption { + type = types.str; + default = "http"; + description = '' + The protocol to use when communicating with the air purification device. + Available: [http, coap, plain_coap] + ''; + }; + stateDir = mkOption { + type = types.str; + default = "prometheus-py-air-control-exporter"; + description = '' + Directory below <literal>/var/lib</literal> to store runtime data. + This directory will be created automatically using systemd's StateDirectory mechanism. + ''; + }; + }; + serviceOpts = { + serviceConfig = { + DynamicUser = false; + StateDirectory = cfg.stateDir; + WorkingDirectory = workingDir; + ExecStart = '' + ${py-air-control-exporter-env}/bin/python -c \ + "from py_air_control_exporter import app; app.create_app().run( \ + debug=False, \ + port=${toString cfg.port}, \ + host='${cfg.listenAddress}', \ + )" + ''; + Environment = [ + "PY_AIR_CONTROL_HOST=${cfg.deviceHostname}" + "PY_AIR_CONTROL_PROTOCOL=${cfg.protocol}" + "HOME=${workingDir}" + ]; + }; + }; +} diff --git a/nixos/tests/prometheus-exporters.nix b/nixos/tests/prometheus-exporters.nix index 0b9957404f3..3eb4341e39c 100644 --- a/nixos/tests/prometheus-exporters.nix +++ b/nixos/tests/prometheus-exporters.nix @@ -530,6 +530,21 @@ let ''; }; + py-air-control = { + nodeName = "py_air_control"; + exporterConfig = { + enable = true; + deviceHostname = "127.0.0.1"; + }; + exporterTest = '' + wait_for_unit("prometheus-py-air-control-exporter.service") + wait_for_open_port(9896) + succeed( + "curl -sSf http://localhost:9896/metrics | grep -q 'py_air_control_sampling_error_total'" + ) + ''; + }; + redis = { exporterConfig = { enable = true; |