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main.tf
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main.tf
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terraform {
required_version = ">= 1.0"
required_providers {
coder = {
source = "coder/coder"
version = ">= 0.12"
}
}
}
variable "url" {
description = "The URL of the Git repository."
type = string
}
variable "base_dir" {
default = ""
description = "The base directory to clone the repository. Defaults to \"$HOME\"."
type = string
}
variable "agent_id" {
description = "The ID of a Coder agent."
type = string
}
variable "git_providers" {
type = map(object({
provider = string
}))
description = "A mapping of URLs to their git provider."
default = {
"https://github.com/" = {
provider = "github"
},
"https://gitlab.com/" = {
provider = "gitlab"
},
}
validation {
error_message = "Allowed values for provider are \"github\" or \"gitlab\"."
condition = alltrue([for provider in var.git_providers : contains(["github", "gitlab"], provider.provider)])
}
}
variable "branch_name" {
description = "The branch name to clone. If not provided, the default branch will be cloned."
type = string
default = ""
}
variable "folder_name" {
description = "The destination folder to clone the repository into."
type = string
default = ""
}
locals {
# Remove query parameters and fragments from the URL
url = replace(replace(var.url, "/\\?.*/", ""), "/#.*/", "")
# Find the git provider based on the URL and determine the tree path
provider_key = try(one([for key in keys(var.git_providers) : key if startswith(local.url, key)]), null)
provider = try(lookup(var.git_providers, local.provider_key).provider, "")
tree_path = local.provider == "gitlab" ? "/-/tree/" : local.provider == "github" ? "/tree/" : ""
# Remove tree and branch name from the URL
clone_url = var.branch_name == "" && local.tree_path != "" ? replace(local.url, "/${local.tree_path}.*/", "") : local.url
# Extract the branch name from the URL
branch_name = var.branch_name == "" && local.tree_path != "" ? replace(replace(local.url, local.clone_url, ""), "/.*${local.tree_path}/", "") : var.branch_name
# Extract the folder name from the URL
folder_name = var.folder_name == "" ? replace(basename(local.clone_url), ".git", "") : var.folder_name
# Construct the path to clone the repository
clone_path = var.base_dir != "" ? join("/", [var.base_dir, local.folder_name]) : join("/", ["~", local.folder_name])
# Construct the web URL
web_url = startswith(local.clone_url, "git@") ? replace(replace(local.clone_url, ":", "/"), "git@", "https://") : local.clone_url
}
output "repo_dir" {
value = local.clone_path
description = "Full path of cloned repo directory"
}
output "git_provider" {
value = local.provider
description = "The git provider of the repository"
}
output "folder_name" {
value = local.folder_name
description = "The name of the folder that will be created"
}
output "clone_url" {
value = local.clone_url
description = "The exact Git repository URL that will be cloned"
}
output "web_url" {
value = local.web_url
description = "Git https repository URL (may be invalid for unsupported providers)"
}
output "branch_name" {
value = local.branch_name
description = "Git branch name (may be empty)"
}
resource "coder_script" "git_clone" {
agent_id = var.agent_id
script = templatefile("${path.module}/run.sh", {
CLONE_PATH = local.clone_path,
REPO_URL : local.clone_url,
BRANCH_NAME : local.branch_name,
})
display_name = "Git Clone"
icon = "/icon/git.svg"
run_on_start = true
start_blocks_login = true
}