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fix: make Amplify frontend SSR deploy functional #256

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Merged
nourshoreibah merged 2 commits into from
Jun 30, 2026
Merged

fix: make Amplify frontend SSR deploy functional #256

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22b734c
fix: make Amplify frontend SSR deploy functional
nourshoreibah Jun 30, 2026
92ae491
chore: auto-format terraform and update documentation
github-actions[bot] Jun 30, 2026
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2 changes: 2 additions & 0 deletions infrastructure/aws/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -34,7 +34,9 @@ No modules.
| [aws_cognito_user_pool.branch_user_pool](https://registry.terraform.io/providers/hashicorp/aws/6.14.1/docs/resources/cognito_user_pool) | resource |
| [aws_cognito_user_pool_client.branch_client](https://registry.terraform.io/providers/hashicorp/aws/6.14.1/docs/resources/cognito_user_pool_client) | resource |
| [aws_db_instance.branch_rds](https://registry.terraform.io/providers/hashicorp/aws/6.14.1/docs/resources/db_instance) | resource |
| [aws_iam_role.amplify_ssr](https://registry.terraform.io/providers/hashicorp/aws/6.14.1/docs/resources/iam_role) | resource |
| [aws_iam_role.lambda_role](https://registry.terraform.io/providers/hashicorp/aws/6.14.1/docs/resources/iam_role) | resource |
| [aws_iam_role_policy_attachment.amplify_ssr](https://registry.terraform.io/providers/hashicorp/aws/6.14.1/docs/resources/iam_role_policy_attachment) | resource |
| [aws_iam_role_policy_attachment.lambda_basic](https://registry.terraform.io/providers/hashicorp/aws/6.14.1/docs/resources/iam_role_policy_attachment) | resource |
| [aws_lambda_function.functions](https://registry.terraform.io/providers/hashicorp/aws/6.14.1/docs/resources/lambda_function) | resource |
| [aws_lambda_permission.api_gateway_permissions](https://registry.terraform.io/providers/hashicorp/aws/6.14.1/docs/resources/lambda_permission) | resource |
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33 changes: 28 additions & 5 deletions infrastructure/aws/amplify.tf
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Original file line number Diff line number Diff line change
@@ -1,8 +1,28 @@
# SSR (WEB_COMPUTE) apps require a service role so Amplify can provision the
# compute backend and write its CloudWatch logs. Without it, SSR deploys fail.
resource "aws_iam_role" "amplify_ssr" {
name = "branch-amplify-ssr-role"
assume_role_policy = jsonencode({
Version = "2012-10-17"
Statement = [{
Action = "sts:AssumeRole"
Effect = "Allow"
Principal = { Service = "amplify.amazonaws.com" }
}]
})
}

resource "aws_iam_role_policy_attachment" "amplify_ssr" {
role = aws_iam_role.amplify_ssr.name
policy_arn = "arn:aws:iam::aws:policy/AdministratorAccess-Amplify"
}

resource "aws_amplify_app" "frontend" {
name = "branch-frontend"
repository = "https://github.com/Code-4-Community/branch"
access_token = data.infisical_secrets.github_folder.secrets["branch-gh-admin"].value
platform = "WEB_COMPUTE"
name = "branch-frontend"
repository = "https://github.com/Code-4-Community/branch"
access_token = data.infisical_secrets.github_folder.secrets["branch-gh-admin"].value
platform = "WEB_COMPUTE"
iam_service_role_arn = aws_iam_role.amplify_ssr.arn

build_spec = <<-EOT
version: 1
Expand All @@ -25,7 +45,10 @@ resource "aws_amplify_app" "frontend" {

environment_variables = {
AMPLIFY_MONOREPO_APP_ROOT = "apps/frontend"
NEXT_PUBLIC_API_BASE_URL = var.api_base_url
# Default the API base URL to the deployed API Gateway stage so the built
# frontend talks to the real backend instead of localhost. var.api_base_url
# still overrides when set (was previously "" -> apiFetch hit localhost).
NEXT_PUBLIC_API_BASE_URL = var.api_base_url != "" ? var.api_base_url : aws_api_gateway_stage.branch_stage.invoke_url
}

enable_branch_auto_deletion = true
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