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|
# Primarily reference the implementation of <nixos/tests/prometheus/alertmanager.nix>
{ lib, pkgs, ... }:
{
name = "victoriametrics-vmalert";
meta = with lib.maintainers; {
maintainers = [
yorickvp
ryan4yin
];
};
containers = {
vmserver =
{ config, pkgs, ... }:
{
environment.systemPackages = [ pkgs.jq ];
networking.firewall.allowedTCPPorts = [ 8428 ];
services.victoriametrics = {
enable = true;
prometheusConfig = {
global = {
scrape_interval = "2s";
};
scrape_configs = [
{
job_name = "alertmanager";
static_configs = [
{
targets = [
"alert:${toString config.services.prometheus.alertmanager.port}"
];
}
];
}
{
job_name = "node";
static_configs = [
{
targets = [
"node:${toString config.services.prometheus.exporters.node.port}"
];
}
];
}
];
};
};
services.vmalert.instances."" = {
enable = true;
settings = {
"datasource.url" = "http://localhost:8428"; # victoriametrics' api
"notifier.url" = [
"http://alert:${toString config.services.prometheus.alertmanager.port}"
]; # alertmanager's api
rule = [
(pkgs.writeText "instance-down.yml" ''
groups:
- name: test
rules:
- alert: InstanceDown
expr: up == 0
for: 5s
labels:
severity: page
annotations:
summary: "Instance {{ $labels.instance }} down"
'')
];
};
};
};
alert = {
services.prometheus.alertmanager = {
enable = true;
openFirewall = true;
configuration = {
global = {
resolve_timeout = "1m";
};
route = {
# Root route node
receiver = "test";
group_by = [ "..." ];
continue = false;
group_wait = "1s";
group_interval = "15s";
repeat_interval = "24h";
};
receivers = [
{
name = "test";
webhook_configs = [
{
url = "http://logger:6725";
send_resolved = true;
max_alerts = 0;
}
];
}
];
};
};
};
logger = {
networking.firewall.allowedTCPPorts = [ 6725 ];
services.prometheus.alertmanagerWebhookLogger.enable = true;
};
};
testScript = ''
alert.wait_for_unit("alertmanager")
alert.wait_for_open_port(9093)
alert.wait_until_succeeds("curl -s http://127.0.0.1:9093/-/ready")
logger.wait_for_unit("alertmanager-webhook-logger")
logger.wait_for_open_port(6725)
vmserver.wait_for_unit("victoriametrics")
vmserver.wait_for_unit("vmalert")
vmserver.wait_for_open_port(8428)
vmserver.wait_until_succeeds(
"curl -sf 'http://127.0.0.1:8428/api/v1/query?query=count(up\{job=\"alertmanager\"\}==1)' | "
+ "jq '.data.result[0].value[1]' | grep '\"1\"'"
)
vmserver.wait_until_succeeds(
"curl -sf 'http://127.0.0.1:8428/api/v1/query?query=sum(alertmanager_build_info)%20by%20(version)' | "
+ "jq '.data.result[0].metric.version' | grep '\"${pkgs.prometheus-alertmanager.version}\"'"
)
vmserver.wait_until_succeeds(
"curl -sf 'http://127.0.0.1:8428/api/v1/query?query=count(up\{job=\"node\"\}!=1)' | "
+ "jq '.data.result[0].value[1]' | grep '\"1\"'"
)
vmserver.wait_until_succeeds(
"curl -sf 'http://127.0.0.1:8428/api/v1/query?query=alertmanager_notifications_total\{integration=\"webhook\"\}' | "
+ "jq '.data.result[0].value[1]' | grep -v '\"0\"'"
)
logger.wait_until_succeeds(
"journalctl -o cat -u alertmanager-webhook-logger.service | grep '\"alertname\":\"InstanceDown\"'"
)
logger.log(logger.succeed("systemd-analyze security alertmanager-webhook-logger.service | grep -v '✓'"))
alert.log(alert.succeed("systemd-analyze security alertmanager.service | grep -v '✓'"))
'';
}
|
