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gatus: use the usual endpoints framework for healthchecks.io

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SebastianStork 2025-06-29 21:53:50 +02:00
parent 33dbfbced2
commit 9c5c7cd9ad
1 changed files with 44 additions and 49 deletions
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93
modules/system/services/gatus.nix
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@ -2,19 +2,43 @@
let
cfg = config.custom.services.gatus;
endpointType = lib.types.attrsOf (
lib.types.submodule (
{ name, ... }:
{
options = {
name = lib.mkOption {
type = lib.types.nonEmptyStr;
default = name;
};
group = lib.mkOption {
type = lib.types.nullOr lib.types.str;
default = null;
};
url = lib.mkOption {
type = lib.types.nonEmptyStr;
default = "";
};
interval = lib.mkOption {
type = lib.types.nonEmptyStr;
default = "30s";
};
extraConditions = lib.mkOption {
type = lib.types.listOf lib.types.nonEmptyStr;
default = [ ];
};
};
}
)
);
defaultEndpoints =
let
getSubdomain = domain: domain |> lib.splitString "." |> lib.head;
in
cfg.endpointDomains
|> lib.filter (domain: domain != cfg.domain)
|> lib.map (
domain:
lib.nameValuePair (getSubdomain domain) {
name = getSubdomain domain;
url = "https://${domain}";
}
)
|> lib.map (domain: lib.nameValuePair (getSubdomain domain) { url = "https://${domain}"; })
|> lib.listToAttrs;
in
{
@ -33,35 +57,11 @@ in
default = [ ];
};
customEndpoints = lib.mkOption {
type = lib.types.attrsOf (
lib.types.submodule (
{ name, ... }:
{
options = {
name = lib.mkOption {
type = lib.types.nonEmptyStr;
default = name;
};
group = lib.mkOption {
type = lib.types.nullOr lib.types.str;
default = null;
};
url = lib.mkOption {
type = lib.types.nonEmptyStr;
default = "";
};
extraConditions = lib.mkOption {
type = lib.types.listOf lib.types.nonEmptyStr;
default = [ ];
};
};
}
)
);
type = endpointType;
default = { };
};
finalEndpoints = lib.mkOption {
type = lib.types.attrsOf lib.types.anything;
type = endpointType;
default = defaultEndpoints // cfg.customEndpoints;
readOnly = true;
};
@ -77,6 +77,12 @@ in
'';
};
custom.services.gatus.customEndpoints."healthchecks.io" = {
group = "Monitoring";
url = "https://hc-ping.com/\${HEALTHCHECKS_PING_KEY}/${config.networking.hostName}-gatus-uptime?create=1";
interval = "2h";
};
services.gatus = {
enable = true;
environmentFile = config.sops.templates."gatus.env".path;
@ -127,18 +133,18 @@ in
mkEndpoint = (
{
name,
group ? null,
group,
url,
extraConditions ? [ ],
interval,
extraConditions,
}:
let
isPrivate = lib.hasInfix config.custom.services.tailscale.domain url;
deducedGroup = if isPrivate then "Private" else "Public";
in
{
inherit name;
inherit name url interval;
group = if group != null then group else deducedGroup;
url = url;
alerts = [ { type = "ntfy"; } ];
ssh = lib.mkIf (lib.hasPrefix "ssh" url) {
username = "";
@ -153,18 +159,7 @@ in
}
);
in
[
{
name = "healthchecks.io";
group = "Monitoring";
url = "https://hc-ping.com/\${HEALTHCHECKS_PING_KEY}/${config.networking.hostName}-gatus-uptime?create=1";
interval = "2h";
conditions = [ "[STATUS] == 200" ];
}
]
++ (
cfg.finalEndpoints |> lib.mapAttrsToList (_: value: value) |> lib.map (entry: mkEndpoint entry)
);
cfg.finalEndpoints |> lib.mapAttrsToList (_: value: value) |> lib.map (entry: mkEndpoint entry);
};
};
};