87 lines
3.3 KiB
Nix
87 lines
3.3 KiB
Nix
{
|
|
config,
|
|
lib,
|
|
...
|
|
}: let
|
|
serviceName = "semaphore";
|
|
servicePort = config.m3ta.ports.get serviceName;
|
|
in {
|
|
virtualisation.oci-containers.containers."${serviceName}" = {
|
|
# Image contains the Semaphore server plus ansible, terraform,
|
|
# opentofu and terragrunt runners.
|
|
image = "docker.io/semaphoreui/semaphore:latest";
|
|
environment = {
|
|
SEMAPHORE_DB_DIALECT = "postgres";
|
|
SEMAPHORE_DB_HOST = "postgres";
|
|
SEMAPHORE_DB_PORT = "5432";
|
|
SEMAPHORE_PLAYBOOK_PATH = "/tmp/semaphore/";
|
|
};
|
|
# SEMAPHORE_DB (name), SEMAPHORE_DB_USER, SEMAPHORE_DB_PASS and the
|
|
# admin bootstrap vars (SEMAPHORE_ADMIN*) come from the agenix secret
|
|
# (podman env-file).
|
|
environmentFiles = [config.age.secrets.semaphore-env.path];
|
|
ports = ["127.0.0.1:${toString servicePort}:3000"];
|
|
volumes = [
|
|
"semaphore_data:/var/lib/semaphore"
|
|
];
|
|
extraOptions = ["--network=web" "--ip=10.89.0.17" "--add-host=postgres:10.89.0.1"];
|
|
};
|
|
|
|
# Idempotent provisioning of the semaphore role/database on the host
|
|
# PostgreSQL 17 (same pattern as atrocore-db-init: initialScript cannot
|
|
# be used, the cluster is already initialized and the password must
|
|
# never land in the Nix store).
|
|
systemd.services.semaphore-db-init = {
|
|
description = "Provision semaphore role/database from agenix secret";
|
|
after = ["postgresql.service"];
|
|
before = ["podman-${serviceName}.service"];
|
|
wants = ["postgresql.service"];
|
|
wantedBy = ["multi-user.target"];
|
|
serviceConfig = {
|
|
Type = "oneshot";
|
|
User = "postgres";
|
|
Group = "postgres";
|
|
RemainAfterExit = true;
|
|
};
|
|
path = [config.services.postgresql.package];
|
|
# Env-file format: plain KEY=value lines (no quotes), same file the
|
|
# container consumes.
|
|
script = ''
|
|
set -euo pipefail
|
|
ENV_FILE="${config.age.secrets.semaphore-env.path}"
|
|
get_val() {
|
|
grep -m1 "^$1=" "$ENV_FILE" | head -n1 | cut -d= -f2- | tr -d '\r'
|
|
}
|
|
db_name="$(get_val SEMAPHORE_DB)"
|
|
db_user="$(get_val SEMAPHORE_DB_USER)"
|
|
db_pass="$(get_val SEMAPHORE_DB_PASS)"
|
|
if [ -z "$db_name" ] || [ -z "$db_user" ] || [ -z "$db_pass" ]; then
|
|
echo "semaphore-db-init: SEMAPHORE_DB/SEMAPHORE_DB_USER/SEMAPHORE_DB_PASS missing in $ENV_FILE" >&2
|
|
exit 1
|
|
fi
|
|
psql -v ON_ERROR_STOP=1 -d postgres \
|
|
-v db_name="$db_name" -v db_user="$db_user" -v db_pass="$db_pass" <<'SQL'
|
|
SELECT format('CREATE ROLE %I LOGIN', :'db_user')
|
|
WHERE NOT EXISTS (SELECT FROM pg_roles WHERE rolname = :'db_user') \gexec
|
|
ALTER ROLE :"db_user" WITH LOGIN PASSWORD :'db_pass';
|
|
SELECT format('CREATE DATABASE %I OWNER %I', :'db_name', :'db_user')
|
|
WHERE NOT EXISTS (SELECT FROM pg_database WHERE datname = :'db_name') \gexec
|
|
ALTER DATABASE :"db_name" OWNER TO :"db_user";
|
|
SQL
|
|
echo "semaphore-db-init: role/database '$db_name' ready"
|
|
'';
|
|
};
|
|
|
|
# Traefik configuration specific to semaphore
|
|
services.traefik.dynamicConfigOptions.http = {
|
|
services.${serviceName}.loadBalancer.servers = [{url = "http://localhost:${toString servicePort}/";}];
|
|
|
|
routers.${serviceName} = {
|
|
rule = "Host(`sem.l.az-gruppe.com`)";
|
|
tls = {certResolver = "ionos";};
|
|
service = serviceName;
|
|
entrypoints = "websecure";
|
|
};
|
|
};
|
|
}
|