feat: ✨ implement Woodpecker Terraform module
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d36d39960f
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terraform {
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required_providers {
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authentik = {
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source = "goauthentik/authentik"
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version = "2022.8.1"
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}
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kubernetes = {
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source = "hashicorp/kubernetes"
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version = "2.13.1"
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}
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postgresql = {
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source = "cyrilgdn/postgresql"
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version = "1.17.1"
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}
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minio = {
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source = "aminueza/minio"
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version = "1.10.0"
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}
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}
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}
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locals {
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match_labels = merge({
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"app.kubernetes.io/instance" = "woodpecker"
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}, var.match_labels)
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server_match_labels = merge({
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"app.kubernetes.io/name" = "woodpecker-server"
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}, local.match_labels)
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server_labels = merge(local.server_match_labels, {
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"app.kubernetes.io/version" = "v0.15.6"
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}, var.server_labels)
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agent_match_labels = merge({
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"app.kubernetes.io/name" = "woodpecker-agent"
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}, local.match_labels)
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agent_labels = merge(local.agent_match_labels, {
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"app.kubernetes.io/version" = "v0.15.6"
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}, var.agent_labels)
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}
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resource "kubernetes_service_account" "woodpecker_server" {
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metadata {
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name = "woodpecker-server"
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namespace = var.namespace
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labels = local.server_labels
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}
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}
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resource "kubernetes_deployment" "woodpecker_server" {
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metadata {
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name = "woodpecker-server"
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namespace = var.namespace
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labels = local.server_labels
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}
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spec {
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replicas = 1
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selector {
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match_labels = local.server_match_labels
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}
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template {
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metadata {
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labels = local.server_labels
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annotations = {
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"ravianand.me/config-hash" = sha1(jsonencode(merge(
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kubernetes_config_map.woodpecker_server.data,
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kubernetes_secret.woodpecker.data
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)))
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}
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}
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spec {
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service_account_name = kubernetes_service_account.woodpecker_server.metadata.0.name
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container {
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image = var.image_registry == "" ? "${var.server_image_repository}:${var.server_image_tag}" : "${var.image_registry}/${var.server_image_repository}:${var.server_image_tag}"
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name = "woodpecker"
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env_from {
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config_map_ref {
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name = kubernetes_config_map.woodpecker_server.metadata.0.name
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}
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}
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env {
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name = "WOODPECKER_BACKEND"
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value = "docker"
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}
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env {
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name = "WOODPECKER_AGENT_SECRET"
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value_from {
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secret_key_ref {
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name = kubernetes_secret.woodpecker.metadata.0.name
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key = "woodpecker-agent-secret"
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}
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}
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}
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env {
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name = "WOODPECKER_GITEA_SECRET"
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value_from {
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secret_key_ref {
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name = kubernetes_secret.woodpecker.metadata.0.name
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key = "gitea-secret"
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optional = true
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}
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}
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}
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env {
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name = "WOODPECKER_DATABASE_DATASOURCE"
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value_from {
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secret_key_ref {
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name = kubernetes_secret.woodpecker.metadata.0.name
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key = "database-url"
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}
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}
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}
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port {
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name = "http"
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container_port = 8000
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protocol = "TCP"
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}
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liveness_probe {
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http_get {
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path = "/healthz"
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port = 8000
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}
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}
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readiness_probe {
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http_get {
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path = "/healthz"
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port = 8000
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}
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}
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resources {}
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}
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}
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}
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}
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}
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resource "kubernetes_service" "woodpecker_server" {
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metadata {
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name = "woodpecker-server"
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namespace = var.namespace
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labels = local.server_labels
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}
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spec {
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selector = local.server_match_labels
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type = "ClusterIP"
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port {
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port = 80
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name = "http"
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target_port = 8000
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}
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port {
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port = 9000
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name = "grpc"
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target_port = 9000
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}
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}
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}
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resource "kubernetes_service_account" "woodpecker_agent" {
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count = var.woodpecker_agent_replicas == 0 ? 0 : 1
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metadata {
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name = "woodpecker-agent"
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namespace = var.namespace
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labels = local.agent_labels
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}
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}
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resource "kubernetes_deployment" "woodpecker_agent" {
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count = var.woodpecker_agent_replicas == 0 ? 0 : 1
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metadata {
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name = "woodpecker-agent"
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namespace = var.namespace
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labels = local.agent_labels
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}
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spec {
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replicas = var.woodpecker_agent_replicas
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selector {
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match_labels = local.agent_match_labels
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}
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template {
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metadata {
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labels = local.agent_labels
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annotations = {
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"ravianand.me/config-hash" = sha1(jsonencode(merge(
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kubernetes_secret.woodpecker.data
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)))
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}
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}
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spec {
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service_account_name = kubernetes_service_account.woodpecker_agent.0.metadata.0.name
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container {
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image = var.image_registry == "" ? "${var.agent_image_repository}:${var.agent_image_tag}" : "${var.image_registry}/${var.agent_image_repository}:${var.agent_image_tag}"
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name = "woodpecker-agent"
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security_context {}
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env {
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name = "WOODPECKER_SERVER"
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value = "${kubernetes_service.woodpecker_server.metadata.0.name}.${var.namespace}:9000"
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}
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env {
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name = "WOODPECKER_AGENT_SECRET"
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value_from {
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secret_key_ref {
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name = kubernetes_secret.woodpecker.metadata.0.name
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key = "woodpecker-agent-secret"
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}
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}
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}
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port {
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container_port = 3000
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name = "http"
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protocol = "TCP"
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}
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resources {
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requests = {
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cpu = "250m"
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memory = "250Mi"
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}
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limits = {
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cpu = 2
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memory = "2Gi"
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}
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}
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volume_mount {
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mount_path = "/var/run"
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name = "sock-dir"
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}
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}
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container {
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image = "docker:20.10.12-dind"
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name = "dind"
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env {
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name = "DOCKER_DRIVER"
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value = "overlay2"
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}
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resources {
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requests = {
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cpu = "250m"
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memory = "250Mi"
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}
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limits = {
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cpu = 1
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memory = "2Gi"
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}
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}
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security_context {
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privileged = true
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}
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volume_mount {
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mount_path = "/var/run"
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name = "sock-dir"
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}
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}
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volume {
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name = "sock-dir"
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empty_dir {}
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}
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}
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}
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}
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}
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resource "random_id" "woodpecker_agent_secret_key" {
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byte_length = 32
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}
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resource "kubernetes_secret" "woodpecker" {
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metadata {
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name = "woodpecker"
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namespace = var.namespace
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}
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data = {
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"database-url" = var.woodpecker_database_datasource
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"woodpecker-agent-secret" = random_id.woodpecker_agent_secret_key.hex
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"gitea-secret" = var.woodpecker_gitea_secret
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}
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}
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resource "kubernetes_config_map" "woodpecker_server" {
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metadata {
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name = "woodpecker-server-env"
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namespace = var.namespace
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}
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data = {
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WOODPECKER_ADMIN = var.woodpecker_admin
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WOODPECKER_HOST = var.woodpecker_host
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WOODPECKER_OPEN = var.woodpecker_open
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WOODPECKER_GITEA = var.woodpecker_gitea
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WOODPECKER_GITEA_URL = var.woodpecker_gitea_url
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WOODPECKER_GITEA_CLIENT = var.woodpecker_gitea_client
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WOODPECKER_DATABASE_DRIVER = var.woodpecker_database_driver
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}
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}
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@ -0,0 +1,14 @@
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output "service_name" {
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description = "Service name for Woodpecker server deployment"
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value = kubernetes_service.woodpecker_server.metadata.0.name
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}
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output "service_http_port" {
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description = "HTTP port exposed by the service"
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value = kubernetes_service.woodpecker_server.spec.0.port.0.name
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}
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output "service_grpc_port" {
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description = "GRPC port exposed by the service"
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value = kubernetes_service.woodpecker_server.spec.0.port.1.name
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}
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variable "namespace" {
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description = "Namespace to deploy workloads and configuration"
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type = string
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default = "default"
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}
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variable "match_labels" {
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description = "Match labels to add to the MariaDB deployment, will be merged with labels"
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type = map(any)
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default = {}
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}
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variable "server_labels" {
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description = "Labels to add to the Woodpecker server deployment"
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type = map(any)
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default = {}
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}
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variable "agent_labels" {
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description = "Labels to add to the Woodpecker agent deployment"
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type = map(any)
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default = {}
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}
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variable "image_registry" {
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description = "Image registry, e.g. gcr.io, docker.io"
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type = string
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default = ""
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}
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variable "server_image_repository" {
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description = "Image to start for the server"
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type = string
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default = "woodpeckerci/woodpecker-server"
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}
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variable "server_image_tag" {
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description = "Image tag to for the server"
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type = string
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default = "v0.15.6"
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}
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variable "agent_image_repository" {
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description = "Image to start for the agent"
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type = string
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default = "woodpeckerci/woodpecker-agent"
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}
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variable "agent_image_tag" {
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description = "Image tag to use for the agent"
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type = string
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default = "v0.15.6"
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}
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variable "woodpecker_agent_replicas" {
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description = "Number of agent replicas to deploy, setting to zero will disable agent deployment"
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type = number
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default = 2
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}
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variable "woodpecker_host" {
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description = "Woodpecker host in <scheme>://<hostname> format"
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type = string
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}
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variable "woodpecker_admin" {
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description = "Comma-delimited list of Woodpecker admin users"
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type = string
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}
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variable "woodpecker_open" {
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description = "Open Woodpecker registrations"
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type = bool
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default = true
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}
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variable "woodpecker_gitea" {
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description = "Enable Woodpecker Gitea integration"
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type = bool
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default = false
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}
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variable "woodpecker_gitea_url" {
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description = "Gitea URL"
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type = string
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default = ""
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}
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variable "woodpecker_gitea_client" {
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description = "Gitea client ID"
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type = string
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default = ""
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}
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variable "woodpecker_gitea_secret" {
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description = "Gitea client secret"
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type = string
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default = ""
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}
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variable "woodpecker_database_driver" {
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description = "Woodpecker database driver"
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type = string
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default = "postgres"
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}
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variable "woodpecker_database_datasource" {
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description = "Database URL"
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type = string
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default = ""
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}
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