use Go script

Author: lantoli

.github/workflows/acceptance-tests-runner.yml

@@ -556,7 +556,11 @@ jobs:
           MONGODB_ATLAS_CLIENT_ID: ${{ secrets.mongodb_atlas_client_id }}
           MONGODB_ATLAS_CLIENT_SECRET: ${{ secrets.mongodb_atlas_client_secret }}
         run: |
-          ACCESS_TOKEN=$(bash ./scripts/generate-oauth2-token.sh)
+          ACCESS_TOKEN=$(make generate-oauth2-token)
+          if [ $? -ne 0 ] || [ -z "$ACCESS_TOKEN" ]; then
+            echo "Error: Failed to generate access token"
+            exit 1
+          fi
           echo "access_token=$ACCESS_TOKEN" >> "$GITHUB_OUTPUT"
       - name: Acceptance Tests (Access Token)
         env:

Makefile

@@ -201,6 +201,10 @@ check-changelog-entry-file: ## Check a changelog entry file in a PR
 jira-release-version: ## Update Jira version in a release
 	go run ./tools/jira-release-version/*.go
 
+.PHONY: generate-oauth2-token
+generate-oauth2-token: ## Generate OAuth2 access token from Service Account credentials
+	go run ./tools/generate-oauth2-token/*.go
+
 .PHONY: enable-autogen
 enable-autogen: ## Enable use of autogen resources in the provider
 	$(eval filename := ./internal/provider/provider.go)

scripts/generate-oauth2-token.sh

@@ -0,0 +1,29 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"strings"
+
+	"github.com/mongodb/atlas-sdk-go/auth/clientcredentials"
+)
+
+func main() {
+	baseURL := os.Getenv("MONGODB_ATLAS_BASE_URL")
+	clientID := os.Getenv("MONGODB_ATLAS_CLIENT_ID")
+	clientSecret := os.Getenv("MONGODB_ATLAS_CLIENT_SECRET")
+	if baseURL == "" || clientID == "" || clientSecret == "" {
+		fmt.Fprintln(os.Stderr, "Error: MONGODB_ATLAS_BASE_URL, MONGODB_ATLAS_CLIENT_ID, and MONGODB_ATLAS_CLIENT_SECRET environment variables are required")
+		os.Exit(1)
+	}
+	baseURL = strings.TrimRight(baseURL, "/")
+	conf := clientcredentials.NewConfig(clientID, clientSecret)
+	conf.TokenURL = baseURL + clientcredentials.TokenAPIPath
+	token, err := conf.Token(context.Background())
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "Failed to generate OAuth2 token: %v\n", err)
+		os.Exit(1)
+	}
+	fmt.Print(token.AccessToken)
+}