feat: add /info end point

CHANGELOG.md

@@ -1,9 +1,8 @@
 ## [0.8.2](https://github.com/FullStackWithLawrence/aws-openai/compare/v0.8.1...v0.8.2) (2023-12-30)
 
-
 ### Bug Fixes
 
-* refactor request templates for openai api v1 object_type ([c857082](https://github.com/FullStackWithLawrence/aws-openai/commit/c8570826c75a9f99f465ffa3ebd470795ffb70d3))
+- refactor request templates for openai api v1 object_type ([c857082](https://github.com/FullStackWithLawrence/aws-openai/commit/c8570826c75a9f99f465ffa3ebd470795ffb70d3))
 
 ## [0.8.1](https://github.com/FullStackWithLawrence/aws-openai/compare/v0.8.0...v0.8.1) (2023-12-30)
 

api/terraform/api_gateway_info.tf

@@ -0,0 +1,54 @@
+###############################################################################
+# REST API resources - Search
+# This is an HTTP Get request, to retrieve the configuration settings for the
+# facial recognition system.
+#
+# workflow is: 1. method request        (from Postman, curl, your application, etc.)
+#              2. integration request   (we're integrating to an AWS Lambda function)
+#              3. integration response  (the results from the Lambda function)
+#              4. method response       (hopefully, an http 200 response)
+#
+###############################################################################
+resource "aws_api_gateway_resource" "info" {
+  path_part   = "info"
+  parent_id   = aws_api_gateway_rest_api.openai.root_resource_id
+  rest_api_id = aws_api_gateway_rest_api.openai.id
+}
+resource "aws_api_gateway_method" "info" {
+  rest_api_id      = aws_api_gateway_rest_api.openai.id
+  resource_id      = aws_api_gateway_resource.info.id
+  http_method      = "ANY"
+  authorization    = "NONE"
+  api_key_required = "true"
+}
+
+resource "aws_api_gateway_integration" "info" {
+  rest_api_id             = aws_api_gateway_rest_api.openai.id
+  resource_id             = aws_api_gateway_resource.info.id
+  http_method             = aws_api_gateway_method.info.http_method
+  integration_http_method = "POST"
+  type                    = "AWS_PROXY"
+  uri                     = aws_lambda_function.info.invoke_arn
+}
+
+resource "aws_lambda_permission" "info" {
+  statement_id  = "AllowExecutionFromAPIGateway"
+  action        = "lambda:InvokeFunction"
+  function_name = aws_lambda_function.info.function_name
+  principal     = "apigateway.amazonaws.com"
+
+  # More: http://docs.aws.amazon.com/apigateway/latest/developerguide/api-gateway-control-access-using-iam-policies-to-invoke-api.html
+  source_arn = "arn:aws:execute-api:${var.aws_region}:${data.aws_caller_identity.current.account_id}:${aws_api_gateway_rest_api.openai.id}/*/${aws_api_gateway_method.info.http_method}${aws_api_gateway_resource.info.path}"
+
+}
+
+resource "aws_api_gateway_method_response" "info_response_200" {
+  rest_api_id = aws_api_gateway_rest_api.openai.id
+  resource_id = aws_api_gateway_resource.info.id
+  http_method = aws_api_gateway_method.info.http_method
+  status_code = "200"
+  response_models = {
+    "application/json" = "Empty"
+  }
+  response_parameters = {}
+}

api/terraform/json/iam_policy_lambda.json

@@ -18,14 +18,16 @@
       "Effect": "Allow",
       "Action": [
         "apigateway:GET",
+        "ec2:DescribeRegions",
         "iam:ListPolicies",
+        "iam:ListRoles",
         "iam:GetPolicy",
         "iam:GetPolicyVersion",
         "iam:ListAttachedRolePolicies",
-        "s3:ListAllMyBuckets",
-        "ec2:DescribeRegions",
+        "lambda:ListFunctions",
         "route53:ListHostedZones",
-        "route53:ListResourceRecordSets"
+        "route53:ListResourceRecordSets",
+        "s3:ListAllMyBuckets"
       ],
       "Resource": "*"
     }

api/terraform/lambda_info.tf

@@ -0,0 +1,84 @@
+#------------------------------------------------------------------------------
+# written by: Lawrence McDaniel
+#             https://lawrencemcdaniel.com/
+#
+# date: dec-2023
+#
+# usage:  - implement a Python Lambda function to create a dump of the
+#           configuration settings for the facial recognition system.
+#------------------------------------------------------------------------------
+locals {
+  info_function_name = "lambda_${var.shared_resource_identifier}_info"
+
+  info_build_path        = "${path.module}/build/distribution_package"
+  info_source_directory  = "${path.module}/python/openai_api"
+  info_packaging_script  = "${local.info_source_directory}/create_pkg.sh"
+  info_dist_package_name = "${local.info_function_name}_dist_pkg.zip"
+
+}
+
+
+###############################################################################
+# Cloudwatch logging
+###############################################################################
+resource "aws_cloudwatch_log_group" "info" {
+  name              = "/aws/lambda/${local.info_function_name}"
+  retention_in_days = var.log_retention_days
+  tags              = var.tags
+}
+
+
+###############################################################################
+# Python package
+# https://alek-cora-glez.medium.com/deploying-aws-lambda-function-with-terraform-custom-dependencies-7874407cd4fc
+###############################################################################
+resource "null_resource" "package_lambda_info" {
+  triggers = {
+    always_redeploy = timestamp()
+  }
+
+  provisioner "local-exec" {
+    interpreter = ["/bin/bash"]
+    command     = local.info_packaging_script
+
+    environment = {
+      TERRAFORM_ROOT   = path.module
+      SOURCE_CODE_PATH = local.info_source_directory
+      BUILD_PATH       = local.info_build_path
+      PACKAGE_FOLDER   = local.info_function_name
+    }
+  }
+}
+
+# see https://registry.terraform.io/providers/hashicorp/archive/latest/docs/data-sources/file
+data "archive_file" "lambda_info" {
+  source_dir  = local.info_build_path
+  output_path = "${path.module}/build/${local.info_dist_package_name}"
+  type        = "zip"
+  depends_on  = [null_resource.package_lambda_info]
+
+}
+
+resource "aws_lambda_function" "info" {
+
+  # see https://docs.aws.amazon.com/lambda/latest/dg/lambda-runtimes.html
+  function_name    = local.info_function_name
+  description      = "OpenAI API configuration settings. invoked by API Gateway."
+  role             = aws_iam_role.lambda.arn
+  publish          = true
+  runtime          = var.lambda_python_runtime
+  memory_size      = var.lambda_memory_size
+  timeout          = var.lambda_timeout
+  handler          = "openai_api.lambda_info.lambda_handler.handler"
+  filename         = data.archive_file.lambda_info.output_path
+  source_code_hash = data.archive_file.lambda_info.output_base64sha256
+  layers           = [aws_lambda_layer_version.genai.arn]
+  tags             = var.tags
+
+  environment {
+    variables = {
+      DEBUG_MODE   = var.debug_mode
+      AWS_DEPLOYED = true
+    }
+  }
+}