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modules/nixos: monitoring

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This commit is contained in:
zowoq 2023-07-21 20:18:58 +10:00
parent 8fdaf7064d
commit 9d8bffd0fd
4 changed files with 86 additions and 0 deletions

1
flake.nix
View file

@ -159,6 +159,7 @@
github-org-backup = ./modules/nixos/github-org-backup.nix;
hercules-ci = ./modules/nixos/hercules-ci;
hydra = ./modules/nixos/hydra.nix;
monitoring = ./modules/nixos/monitoring;
nur-update = ./modules/nixos/nur-update.nix;
raid = ./modules/nixos/raid.nix;
remote-builder-build04 = ./modules/nixos/remote-builder/build04.nix;

6
modules/nixos/monitoring/default.nix Normal file
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@ -0,0 +1,6 @@
{
imports = [
./prometheus.nix
./telegraf.nix
];
}

36
modules/nixos/monitoring/prometheus.nix Normal file
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@ -0,0 +1,36 @@
{
services.prometheus = {
enable = true;
webExternalUrl = "https://prometheus.nix-community.org";
scrapeConfigs = [
{
job_name = "telegraf";
scrape_interval = "60s";
metrics_path = "/metrics";
static_configs = [
{
targets = map (host: "${host}:9273")
[
"build01.nix-community.org"
"build02.nix-community.org"
"build03.nix-community.org"
"build04.nix-community.org"
"darwin02.nix-community.org"
"darwin03.nix-community.org"
"web01.nix-community.org"
#"web02.nix-community.org"
"localhost"
];
labels.org = "nix-community";
}
];
}
];
};
services.nginx.virtualHosts."prometheus.nix-community.org" = {
enableACME = true;
forceSSL = true;
locations."/".proxyPass = "http://localhost:9090";
};
}

43
modules/nixos/monitoring/telegraf.nix Normal file
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@ -0,0 +1,43 @@
{
services.telegraf.extraConfig.inputs = {
http_response = [
{
urls = [ "https://lemmy.nix-community.org/" ];
response_string_match = "Lemmy for Nix";
tags.host = "web01.nix-community.org";
tags.org = "nix-community";
}
{
urls = [ "https://nur-update.nix-community.org/" ];
response_string_match = "NUR update endpoint";
tags.host = "build03.nix-community.org";
tags.org = "nix-community";
}
];
net_response =
let
hosts = [
"build01.nix-community.org"
"build02.nix-community.org"
"build03.nix-community.org"
"build04.nix-community.org"
"darwin01.nix-community.org"
"darwin02.nix-community.org"
"darwin03.nix-community.org"
"web01.nix-community.org"
#"web02.nix-community.org"
];
in
map
(host: {
protocol = "tcp";
address = "${host}:22";
send = "SSH-2.0-Telegraf";
expect = "SSH-2.0";
tags.host = host;
tags.org = "nix-community";
timeout = "10s";
})
hosts;
};
}