Add custom manager for docker registry images

Author: Taucher2003

modules/docker/outline/outline.tf

@@ -1,5 +1,5 @@
 data "docker_registry_image" "outline" {
-  name = "outlinewiki/outline:0.82.0"
+  name = "outlinewiki/outline:0.82.0" # renovate: docker
 }
 
 resource "docker_image" "outline" {

modules/docker/outline/postgres.tf

@@ -1,5 +1,5 @@
 data "docker_registry_image" "postgres" {
-  name = "postgres:17.2"
+  name = "postgres:17.2" # renovate: docker
 }
 
 resource "docker_image" "postgres" {

modules/docker/outline/redis.tf

@@ -1,5 +1,5 @@
 data "docker_registry_image" "redis" {
-  name = "redis:7.4.1"
+  name = "redis:7.4.1" # renovate: docker
 }
 
 resource "docker_image" "redis" {

modules/docker/plane/images.tf

@@ -1,5 +1,5 @@
 data "docker_registry_image" "plane_frontend" {
-  name = "makeplane/plane-frontend:v0.22-dev"
+  name = "makeplane/plane-frontend:v0.22-dev" # renovate: docker
 }
 
 resource "docker_image" "plane_frontend" {
@@ -8,7 +8,7 @@ resource "docker_image" "plane_frontend" {
 }
 
 data "docker_registry_image" "plane_space" {
-  name = "makeplane/plane-space:v0.22-dev"
+  name = "makeplane/plane-space:v0.22-dev" # renovate: docker
 }
 
 resource "docker_image" "plane_space" {
@@ -17,7 +17,7 @@ resource "docker_image" "plane_space" {
 }
 
 data "docker_registry_image" "plane_admin" {
-  name = "makeplane/plane-admin:v0.22-dev"
+  name = "makeplane/plane-admin:v0.22-dev" # renovate: docker
 }
 
 resource "docker_image" "plane_admin" {
@@ -26,7 +26,7 @@ resource "docker_image" "plane_admin" {
 }
 
 data "docker_registry_image" "plane_backend" {
-  name = "makeplane/plane-backend:v0.22-dev"
+  name = "makeplane/plane-backend:v0.22-dev" # renovate: docker
 }
 
 resource "docker_image" "plane_backend" {
@@ -35,7 +35,7 @@ resource "docker_image" "plane_backend" {
 }
 
 data "docker_registry_image" "plane_proxy" {
-  name = "makeplane/plane-proxy:v0.22-dev"
+  name = "makeplane/plane-proxy:v0.22-dev" # renovate: docker
 }
 
 resource "docker_image" "plane_proxy" {
@@ -44,7 +44,7 @@ resource "docker_image" "plane_proxy" {
 }
 
 data "docker_registry_image" "postgres" {
-  name = "postgres:15.7-alpine"
+  name = "postgres:15.7-alpine" # renovate: docker
 }
 
 resource "docker_image" "postgres" {
@@ -53,7 +53,7 @@ resource "docker_image" "postgres" {
 }
 
 data "docker_registry_image" "valkey" {
-  name = "valkey/valkey:7.2.5-alpine"
+  name = "valkey/valkey:7.2.5-alpine" # renovate: docker
 }
 
 resource "docker_image" "valkey" {

modules/docker/proxy/main.tf

@@ -12,7 +12,7 @@ terraform {
 }
 
 data "docker_registry_image" "proxy" {
-  name = "nginxproxy/nginx-proxy:1.6.3"
+  name = "nginxproxy/nginx-proxy:1.6.3" # renovate: docker
 }
 
 resource "docker_image" "proxy" {

renovate.json

@@ -1,9 +1,8 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
   "extends": [
-    "config:recommended",
-    ":assignee(Taucher2003)",
-    ":label(dependencies)"
+    "github>code0-tech/internal-tooling//renovate/global.json5",
+    ":assignee(Taucher2003)"
   ],
   "packageRules": [
     {
@@ -12,5 +11,18 @@
       ],
       "dependencyDashboardApproval": true
     }
+  ],
+  "customManagers": [
+    {
+      "customType": "regex",
+      "fileMatch": [
+        ".+\\.tf$"
+      ],
+      "datasourceTemplate": "docker",
+      "versioningTemplate": "{{#if versioning}}{{{versioning}}}{{else}}docker{{/if}}",
+      "matchStrings": [
+        "\"(?<depName>.*?):(?<currentValue>.*?)\" # renovate: docker( versioning=(?<versioning>.*?))?"
+      ]
+    }
   ]
 }