feat: add support for Go package manager in Nexus module and update README

Author: MAVRICK-1

registry/mavrickrishi/modules/nexus/README.md

@@ -8,7 +8,7 @@ tags: [integration, nexus-repository, maven, npm, pypi, docker]
 
 # Sonatype Nexus Repository
 
-Configure package managers (Maven, npm, PyPI, Docker) to use [Sonatype Nexus Repository](https://help.sonatype.com/en/sonatype-nexus-repository.html) with API token authentication. This module provides secure credential handling, multiple repository support per package manager, and flexible username configuration.
+Configure package managers (Maven, npm, Go, PyPI, Docker) to use [Sonatype Nexus Repository](https://help.sonatype.com/en/sonatype-nexus-repository.html) with API token authentication. This module provides secure credential handling, multiple repository support per package manager, and flexible username configuration.
 
 ```tf
 module "nexus" {
@@ -20,6 +20,7 @@ module "nexus" {
   package_managers = {
     maven  = ["maven-public", "maven-releases"]
     npm    = ["npm-public", "@scoped:npm-private"]
+    go     = ["go-public", "go-private"]
     pypi   = ["pypi-public", "pypi-private"]
     docker = ["docker-public", "docker-private"]
   }
@@ -30,10 +31,10 @@ module "nexus" {
 
 - Nexus Repository Manager 3.x
 - Valid API token or user credentials
-- Package managers installed on the workspace (Maven, npm, pip, Docker as needed)
+- Package managers installed on the workspace (Maven, npm, Go, pip, Docker as needed)
 
 > [!NOTE]
-> This module configures package managers but does not install them. You need to handle the installation of Maven, npm, Python pip, and Docker yourself.
+> This module configures package managers but does not install them. You need to handle the installation of Maven, npm, Go, Python pip, and Docker yourself.
 
 ## Examples
 
@@ -67,6 +68,21 @@ module "nexus" {
 }
 ```
 
+### Configure Go module proxy
+
+```tf
+module "nexus" {
+  source         = "registry.coder.com/mavrickrishi/nexus/coder"
+  version        = "1.0.0"
+  agent_id       = coder_agent.example.id
+  nexus_url      = "https://nexus.example.com"
+  nexus_password = var.nexus_api_token
+  package_managers = {
+    go = ["go-public", "go-private"]
+  }
+}
+```
+
 ### Configure Python PyPI repositories
 
 ```tf
@@ -125,6 +141,7 @@ module "nexus" {
   package_managers = {
     maven  = ["maven-public", "maven-releases"]
     npm    = ["npm-public", "@company:npm-private"]
+    go     = ["go-public", "go-private"]
     pypi   = ["pypi-public", "pypi-private"]
     docker = ["docker-public", "docker-private"]
   }

registry/mavrickrishi/modules/nexus/main.tf

@@ -39,26 +39,30 @@ variable "package_managers" {
   type = object({
     maven  = optional(list(string), [])
     npm    = optional(list(string), [])
+    go     = optional(list(string), [])
     pypi   = optional(list(string), [])
     docker = optional(list(string), [])
   })
   default = {
     maven  = []
     npm    = []
+    go     = []
     pypi   = []
     docker = []
   }
   description = <<-EOF
     Configuration for package managers. Each key maps to a list of Nexus repository names:
     - maven: List of Maven repository names
     - npm: List of npm repository names (supports scoped packages with "@scope:repo-name")
+    - go: List of Go proxy repository names
     - pypi: List of PyPI repository names
     - docker: List of Docker registry names
     Unused package managers can be omitted.
     Example:
       {
         maven  = ["maven-public", "maven-releases"]
         npm    = ["npm-public", "@scoped:npm-private"]
+        go     = ["go-public", "go-private"]
         pypi   = ["pypi-public", "pypi-private"]
         docker = ["docker-public", "docker-private"]
       }
@@ -87,6 +91,7 @@ locals {
   # Get first repository name or use default
   maven_repo = length(var.package_managers.maven) > 0 ? var.package_managers.maven[0] : "maven-public"
   npm_repo   = length(var.package_managers.npm) > 0 ? var.package_managers.npm[0] : "npm-public"
+  go_repo    = length(var.package_managers.go) > 0 ? var.package_managers.go[0] : "go-public"
   pypi_repo  = length(var.package_managers.pypi) > 0 ? var.package_managers.pypi[0] : "pypi-public"
 
   npmrc = <<-EOF
@@ -110,6 +115,8 @@ resource "coder_script" "nexus" {
     MAVEN_REPO      = local.maven_repo
     HAS_NPM         = length(var.package_managers.npm) == 0 ? "" : "YES"
     NPMRC           = local.npmrc
+    HAS_GO          = length(var.package_managers.go) == 0 ? "" : "YES"
+    GO_REPO         = local.go_repo
     HAS_PYPI        = length(var.package_managers.pypi) == 0 ? "" : "YES"
     PYPI_REPO       = local.pypi_repo
     HAS_DOCKER      = length(var.package_managers.docker) == 0 ? "" : "YES"
@@ -118,3 +125,13 @@ resource "coder_script" "nexus" {
   run_on_start = true
 }
 
+resource "coder_env" "goproxy" {
+  count    = length(var.package_managers.go) == 0 ? 0 : 1
+  agent_id = var.agent_id
+  name     = "GOPROXY"
+  value = join(",", [
+    for repo in var.package_managers.go :
+    "https://${local.username}:${var.nexus_password}@${local.nexus_host}/repository/${repo}"
+  ])
+}
+

registry/mavrickrishi/modules/nexus/run.sh

@@ -55,6 +55,17 @@ else
   not_configured npm
 fi
 
+# Configure Go
+if [ -n "${HAS_GO}" ]; then
+  echo "🐹 Configuring Go..."
+  # Go configuration is handled via GOPROXY environment variable
+  # which is set by the Terraform configuration
+  echo "Go proxy configured via GOPROXY environment variable"
+  config_complete
+else
+  not_configured go
+fi
+
 # Configure pip
 if [ -n "${HAS_PYPI}" ]; then
   echo "🐍 Configuring pip..."