Add Terraform configuration files for Cloud Run service deployment

Dockerfile

@@ -8,6 +8,9 @@ ARG IS_RELEASE="false"
 # Set working directory
 WORKDIR /app
 
+# Install git for version generation
+RUN apk add --no-cache git
+
 # Copy package files
 COPY package*.json ./
 
@@ -53,4 +56,4 @@ ENV LISTEN_ADDR=0.0.0.0
 ENV LISTEN_PORT=3000
 
 # Start the integrated server
-ENTRYPOINT ["./entrypoint.sh"]
+ENTRYPOINT ["./entrypoint.sh"]

package.json

@@ -1,6 +1,6 @@
 {
   "name": "jmespath-playground",
-  "version": "1.4.1",
+  "version": "1.4.3",
   "description": "A React-based web application for testing JMESPath expressions against JSON data",
   "main": "index.js",
   "scripts": {

scripts/build-image.mjs

@@ -36,6 +36,15 @@ function getContainerTool() {
     }
 }
 
+function isGitRepo() {
+    try {
+        execSync('git rev-parse --is-inside-work-tree', { stdio: 'ignore' });
+        return true;
+    } catch (error) {
+        return false;
+    }
+}
+
 async function generateVersionFile() {
     const versionModuleUrl = pathToFileURL(path.join(__dirname, 'version.mjs')).href;
     const { generateVersionFile: generate } = await import(versionModuleUrl);
@@ -44,6 +53,26 @@ async function generateVersionFile() {
     return versionFilePath;
 }
 
+function writeVersionFile(version, isRelease) {
+    const versionFilePath = path.join(__dirname, '..', 'src', 'version.js');
+    const contents = [
+        `export const VERSION = '${version}';`,
+        `export const IS_RELEASE = ${isRelease};`,
+        ''
+    ].join('\n');
+    fs.writeFileSync(versionFilePath, contents, 'utf8');
+    return versionFilePath;
+}
+
+function readPackageJsonVersion() {
+    const packagePath = path.join(__dirname, '..', 'package.json');
+    const pkg = JSON.parse(fs.readFileSync(packagePath, 'utf8'));
+    if (!pkg.version) {
+        throw new Error('package.json does not contain a version');
+    }
+    return pkg.version;
+}
+
 function readVersionFile(versionFilePath) {
     const contents = fs.readFileSync(versionFilePath, 'utf8');
     const versionMatch = contents.match(/export const VERSION = '([^']+)';/);
@@ -79,6 +108,7 @@ Usage:
 Options:
   --all-arch       Build for both arm64 and amd64 (default: build for host architecture only)
   --arch <arch>    Target architecture (arm64 or amd64). Can be specified multiple times.
+  --registry <id>  Image registry (default: docker.io). Can also set JMESPATH_REGISTRY.
   --help, -h       Show this help message and exit
 
 Examples:
@@ -86,6 +116,7 @@ Examples:
   build-image.mjs --all-arch                 # Builds for both arm64 and amd64
   build-image.mjs --arch arm64               # Builds for arm64 only
   build-image.mjs --arch arm64 --arch amd64  # Explicitly specify both
+  build-image.mjs --registry docker.io       # Use Docker Hub registry explicitly
   build-image.mjs -h                         # Show help`);
 }
 
@@ -105,6 +136,10 @@ async function main() {
                 type: 'string',
                 multiple: true,
                 description: 'Target architecture (arm64 or amd64)'
+            },
+            registry: {
+                type: 'string',
+                description: 'Image registry (default: docker.io)'
             }
         },
         strict: true,
@@ -117,8 +152,19 @@ async function main() {
     }
 
     const containerTool = getContainerTool();
-    const versionFilePath = await generateVersionFile();
-    const { version, isRelease } = readVersionFile(versionFilePath);
+    let version;
+    let isRelease;
+
+    if (isGitRepo()) {
+        const versionFilePath = await generateVersionFile();
+        const versionInfo = readVersionFile(versionFilePath);
+        version = versionInfo.version;
+        isRelease = versionInfo.isRelease;
+    } else {
+        version = readPackageJsonVersion();
+        isRelease = true;
+        writeVersionFile(version, isRelease);
+    }
 
     let architectures;
     if (values['all-arch']) {
@@ -133,14 +179,16 @@ async function main() {
     console.log(`Target architectures: ${architectures.join(', ')}`);
 
     // Build container image
+    const registry = values.registry || process.env.JMESPATH_REGISTRY || 'docker.io';
+    const imageName = `${registry.replace(/\/$/, '')}/skoszewski/jmespath-playground`;
     const tags = isRelease
         ? [
-            `-t skoszewski/jmespath-playground:${version}`,
-            `-t skoszewski/jmespath-playground:latest`
+            `-t ${imageName}:${version}`,
+            `-t ${imageName}:latest`
           ].join(' ')
         : [
-            `-t skoszewski/jmespath-playground:dev`,
-            `-t skoszewski/jmespath-playground:latest`
+            `-t ${imageName}:dev`,
+            `-t ${imageName}:latest`
           ].join(' ');
 
     const archFlags = architectures.map(arch => `--arch ${arch}`).join(' ');
@@ -160,15 +208,15 @@ async function main() {
 
     if (isRelease) {
         console.log(`\nTo run the container:`);
-        console.log(`  ${containerTool} run --arch arm64 --name jmespathpg -p 3000:3000 skoszewski/jmespath-playground:${version}`);
+        console.log(`  ${containerTool} run --arch arm64 --name jmespathpg -p 3000:3000 ${imageName}:${version}`);
         if (containerTool === 'docker') {
             console.log(`\nTo push to Docker Hub:`);
-            console.log(`  docker push skoszewski/jmespath-playground:${version}`);
-            console.log(`  docker push skoszewski/jmespath-playground:latest`);
+            console.log(`  docker push ${imageName}:${version}`);
+            console.log(`  docker push ${imageName}:latest`);
         }
     } else {
         console.log(`\nTo run the container:`);
-        console.log(`  ${containerTool} run --arch arm64 --name jmespathpg -p 3000:3000 skoszewski/jmespath-playground:dev`);
+        console.log(`  ${containerTool} run --arch arm64 --name jmespathpg -p 3000:3000 ${imageName}:dev`);
     }
 }
 

scripts/version.mjs

@@ -2,6 +2,24 @@ import { readFileSync, write, writeFileSync } from "fs";
 import { execSync } from "child_process";
 import semver from "semver";
 
+export function isGitAvailable() {
+  try {
+    execSync("git --version", { stdio: "ignore" });
+    return true;
+  } catch (e) {
+    return false;
+  }
+}
+
+export function isGitRepo() {
+  try {
+    execSync("git rev-parse --is-inside-work-tree", { stdio: "ignore" });
+    return true;
+  } catch (e) {
+    return false;
+  }
+}
+
 export function getGitVersion() {
   let rawGitVersion;
   let gitVersion;
@@ -28,26 +46,38 @@ export function getGitVersion() {
 }
 
 export function generateVersionFile(versionFilePath) {
+  if (!isGitAvailable()) {
+    throw new Error("Git is required to generate version info.");
+  }
+
   // Read package.json version
   const packageVersion = JSON.parse(
     readFileSync("package.json", { encoding: "utf-8" }),
   ).version;
-  // Get version from git repository
-  const gitVersion = getGitVersion();
-  const gitBaseVersion = semver.coerce(gitVersion)?.version;
+  let gitVersion = packageVersion;
+  let gitBaseVersion = packageVersion;
+  let isRelease = true;
 
-  // if git returned malformed version, throw error
-  if (!gitBaseVersion || gitBaseVersion === "0.0.0") {
-    throw new Error(
-      "Cannot determine git version. Make sure the script is run in a git repository with tags.",
-    );
-  }
+  if (isGitRepo()) {
+    // Get version from git repository
+    gitVersion = getGitVersion();
+    gitBaseVersion = semver.coerce(gitVersion)?.version;
 
-  // Compare git version with package.json version
-  if (semver.neq(gitBaseVersion, packageVersion)) {
-    throw new Error(
-      `Version mismatch: package.json version is ${packageVersion}, but git version is ${gitBaseVersion}`,
-    );
+    // if git returned malformed version, throw error
+    if (!gitBaseVersion || gitBaseVersion === "0.0.0") {
+      throw new Error(
+        "Cannot determine git version. Make sure the script is run in a git repository with tags.",
+      );
+    }
+
+    // Compare git version with package.json version
+    if (semver.neq(gitBaseVersion, packageVersion)) {
+      throw new Error(
+        `Version mismatch: package.json version is ${packageVersion}, but git version is ${gitBaseVersion}`,
+      );
+    }
+
+    isRelease = gitVersion === packageVersion;
   }
 
   // Generate version file
@@ -58,7 +88,7 @@ export function generateVersionFile(versionFilePath) {
 // Generated at: ${buildDate}
 
 export const VERSION = '${packageVersion}';
-export const IS_RELEASE = ${gitVersion === packageVersion};
+export const IS_RELEASE = ${isRelease};
 export const BUILD_TIME = '${buildDate}';
 `,
   );

terraform/.gitignore

@@ -0,0 +1,7 @@
+# Terraform
+*.tfstate
+*.tfstate.*
+.terraform/
+.terraform.lock.hcl
+.terraform.lock.hcl.backup
+*tfplan

terraform/main.tf

@@ -0,0 +1,41 @@
+# Create Cloud Run service
+resource "google_cloud_run_v2_service" "jppg" {
+  name                 = "jmespath-playground"
+  location             = var.default_region
+  invoker_iam_disabled = true
+
+  template {
+    containers {
+      image = "skoszewski/jmespath-playground:${var.image_version}"
+      name  = "jmespath-playground-1"
+      ports {
+        container_port = 3000
+      }
+    }
+  }
+
+  scaling {
+    max_instance_count = 1
+  }
+
+  deletion_protection = var.deletion_protection
+
+  lifecycle {
+    ignore_changes = [
+      client
+    ]
+  }
+}
+
+resource "google_cloud_run_domain_mapping" "jppg" {
+  name = "jmespath-playground.gcp-lab.koszewscy.waw.pl"
+  location = var.default_region
+
+  spec {
+    route_name = google_cloud_run_v2_service.jppg.name
+  }
+
+  metadata {
+    namespace = var.project_id
+  }
+}

terraform/providers.tf

@@ -0,0 +1,13 @@
+terraform {
+  required_providers {
+    google = {
+      source = "hashicorp/google"
+      version = "~>7.17.0"
+    }
+  }
+}
+
+provider "google" {
+  project = var.project_id
+  region  = var.default_region
+}

terraform/terraform.tfvars.json

@@ -0,0 +1,5 @@
+{
+  "project_id": "dom-lab",
+  "image_version": "1.4.3",
+  "deletion_protection": true
+}

terraform/variables.tf

@@ -0,0 +1,21 @@
+variable "project_id" {
+  description = "Google project id"
+  type        = string
+}
+
+variable "default_region" {
+  description = "Default Google Cloud region"
+  type        = string
+  default     = "europe-west1" # Belgium
+}
+
+variable "image_version" {
+  description = "Version of the Docker image"
+  type        = string
+}
+
+variable "deletion_protection" {
+  type        = bool
+  description = "Protect resources from deletion using terraform destroy and apply."
+  default     = true
+}