Merge pull request #54691 from thefloweringash/prometheus-ec2

nixos/prometheus: add `ec2_sd_configs` section to `scrape_configs`
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Bas van Dijk 2019-04-16 17:33:42 +02:00 committed by GitHub
commit 4e867661d5
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@ -54,7 +54,7 @@ let
rule_files = map (promtoolCheck "check-rules" "rules") (cfg.ruleFiles ++ [
(pkgs.writeText "prometheus.rules" (concatStringsSep "\n" cfg.rules))
]);
scrape_configs = cfg.scrapeConfigs;
scrape_configs = filterEmpty cfg.scrapeConfigs;
};
generatedPrometheusYml = writePrettyJSON "prometheus.yml" promConfig;
@ -81,7 +81,7 @@ let
rule_files = map (prom2toolCheck "check rules" "rules") (cfg2.ruleFiles ++ [
(pkgs.writeText "prometheus.rules" (concatStringsSep "\n" cfg2.rules))
]);
scrape_configs = cfg2.scrapeConfigs;
scrape_configs = filterEmpty cfg2.scrapeConfigs;
alerting = optionalAttrs (cfg2.alertmanagerURL != []) {
alertmanagers = [{
static_configs = [{
@ -108,6 +108,21 @@ let
] ++
optional (cfg2.webExternalUrl != null) "--web.external-url=${cfg2.webExternalUrl}";
filterEmpty = filterAttrsListRecursive (_n: v: !(v == null || v == [] || v == {}));
filterAttrsListRecursive = pred: x:
if isAttrs x then
listToAttrs (
concatMap (name:
let v = x.${name}; in
if pred name v then [
(nameValuePair name (filterAttrsListRecursive pred v))
] else []
) (attrNames x)
)
else if isList x then
map (filterAttrsListRecursive pred) x
else x;
promTypes.globalConfig = types.submodule {
options = {
scrape_interval = mkOption {
@ -277,6 +292,14 @@ let
List of labeled target groups for this job.
'';
};
ec2_sd_configs = mkOption {
type = types.listOf promTypes.ec2_sd_config;
default = [];
apply = x: map _filter x;
description = ''
List of EC2 service discovery configurations.
'';
};
relabel_configs = mkOption {
type = types.listOf promTypes.relabel_config;
default = [];
@ -306,6 +329,96 @@ let
};
};
promTypes.ec2_sd_config = types.submodule {
options = {
region = mkOption {
type = types.str;
description = ''
The AWS Region.
'';
};
endpoint = mkOption {
type = types.nullOr types.str;
default = null;
description = ''
Custom endpoint to be used.
'';
};
access_key = mkOption {
type = types.nullOr types.str;
default = null;
description = ''
The AWS API key id. If blank, the environment variable
<literal>AWS_ACCESS_KEY_ID</literal> is used.
'';
};
secret_key = mkOption {
type = types.nullOr types.str;
default = null;
description = ''
The AWS API key secret. If blank, the environment variable
<literal>AWS_SECRET_ACCESS_KEY</literal> is used.
'';
};
profile = mkOption {
type = types.nullOr types.str;
default = null;
description = ''
Named AWS profile used to connect to the API.
'';
};
role_arn = mkOption {
type = types.nullOr types.str;
default = null;
description = ''
AWS Role ARN, an alternative to using AWS API keys.
'';
};
refresh_interval = mkOption {
type = types.nullOr types.str;
default = null;
description = ''
Refresh interval to re-read the instance list.
'';
};
port = mkOption {
type = types.int;
default = 80;
description = ''
The port to scrape metrics from. If using the public IP
address, this must instead be specified in the relabeling
rule.
'';
};
filters = mkOption {
type = types.nullOr (types.listOf promTypes.filter);
default = null;
description = ''
Filters can be used optionally to filter the instance list by other criteria.
'';
};
};
};
promTypes.filter = types.submodule {
options = {
name = mkOption {
type = types.str;
description = ''
See <link xlink:href="https://docs.aws.amazon.com/AWSEC2/latest/APIReference/API_DescribeInstances.html">this list</link>
for the available filters.
'';
};
value = mkOption {
type = types.listOf types.str;
default = [];
description = ''
Value of the filter.
'';
};
};
};
promTypes.dns_sd_config = types.submodule {
options = {
names = mkOption {
@ -480,7 +593,6 @@ let
};
};
in {
options = {
services.prometheus = {