Publish aws lambda layers

bin/aws-lambda/Dockerfile

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+FROM public.ecr.aws/lambda/ruby:3.4 as ruby_dependencies_34
+
+# Install system dependencies for native extensions
+RUN dnf update -y && \
+    dnf install -y gcc gcc-c++ make
+
+# Configure bundler and install gems
+RUN echo "source 'https://rubygems.org'; gem 'instana'; gem 'get_process_mem'" > Gemfile && \
+    bundle config set --local path vendor/bundle && \
+    bundle install
+
+# Create the layer structure
+RUN mkdir -p ruby/gems/3.4.0 && \
+    cp -r vendor/bundle/ruby/3.4.0*/* ruby/gems/3.4.0/
+
+FROM public.ecr.aws/lambda/ruby:3.3 as ruby_dependencies_33
+
+# Install system dependencies for native extensions
+RUN dnf update -y && \
+    dnf install -y gcc gcc-c++ make
+
+# Configure bundler and install gems
+RUN echo "source 'https://rubygems.org'; gem 'instana'; gem 'get_process_mem'" > Gemfile && \
+    bundle config set --local path vendor/bundle && \
+    bundle install
+
+# Create the layer structure
+RUN mkdir -p ruby/gems/3.3.0 && \
+    cp -r vendor/bundle/ruby/3.3.0*/* ruby/gems/3.3.0/
+
+FROM public.ecr.aws/lambda/ruby:3.2 as ruby_dependencies_32
+
+# Install system dependencies for native extensions
+RUN yum update -y && \
+    yum install -y gcc gcc-c++ make && \
+    yum install -y zip
+
+# Configure bundler and install gems
+RUN echo "source 'https://rubygems.org'; gem 'instana'; gem 'get_process_mem'" > Gemfile && \
+    bundle config set --local path vendor/bundle && \
+    bundle install
+
+# Create the layer structure
+RUN mkdir -p ruby/gems/3.2.0 && \
+    cp -r vendor/bundle/ruby/3.2.0*/* ruby/gems/3.2.0/
+
+FROM  public.ecr.aws/docker/library/alpine:3.22 as final
+
+RUN apk add --no-cache zip unzip
+
+COPY --from=ruby_dependencies_34 /var/task/ruby/ ruby/
+COPY --from=ruby_dependencies_33 /var/task/ruby/ ruby/
+COPY --from=ruby_dependencies_32 /var/task/ruby/ ruby/
+
+RUN zip -r /layer.zip ruby/

bin/aws-lambda/create_lambda_release_gh.rb

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+#!/usr/bin/env ruby
+
+# (c) Copyright IBM Corp. 2025
+
+# Script to make a new AWS Lambda Layer release on Github
+# Requires the Github CLI to be installed and configured: https://github.com/cli/cli
+
+require 'json'
+require 'open3'
+
+if ARGV.length != 1
+  raise ArgumentError, 'Please specify the layer version to release. e.g. "1"'
+end
+
+if ['-h', '--help'].include?(ARGV[0])
+  filename = File.basename(__FILE__)
+  puts "Usage: #{filename} <version number>"
+  puts "Example: #{filename} 14"
+  puts ""
+  puts "This will create a AWS Lambda release on Github such as:"
+  puts "https://github.com/instana/ruby-sensor/releases/tag/v1"
+  exit 0
+end
+
+# Check requirements first
+["gh"].each do |cmd|
+  if `which #{cmd}`.empty?
+    puts "Can't find required tool: #{cmd}"
+    exit 1
+  end
+end
+
+regions = %w[
+  af-south-1
+  ap-east-1
+  ap-northeast-1
+  ap-northeast-2
+  ap-northeast-3
+  ap-south-1
+  ap-south-2
+  ap-southeast-1
+  ap-southeast-2
+  ap-southeast-3
+  ap-southeast-4
+  ca-central-1
+  ca-west-1
+  cn-north-1
+  cn-northwest-1
+  eu-central-1
+  eu-central-2
+  eu-north-1
+  eu-south-1
+  eu-south-2
+  eu-west-1
+  eu-west-2
+  eu-west-3
+  il-central-1
+  me-central-1
+  me-south-1
+  sa-east-1
+  us-east-1
+  us-east-2
+  us-west-1
+  us-west-2
+]
+
+version = ARGV[0]
+semantic_version = "v#{version}"
+title = "AWS Lambda Layer #{semantic_version}"
+
+body = "| AWS Region | ARN |\n"
+body += "| :-- | :-- |\n"
+regions.each do |region|
+  body += "| #{region} | arn:aws:lambda:#{region}:410797082306:layer:instana-ruby:#{version} |\n"
+end
+
+stdout, stderr, status = Open3.capture3(
+  "gh", "api", "repos/:owner/:repo/releases", "--method=POST",
+  "-F", "tag_name=#{semantic_version}",
+  "-F", "name=#{title}",
+  "-F", "body=#{body}"
+)
+
+if status.success?
+  json_data = JSON.parse(stdout)
+  puts "If there weren't any failures, the release is available at:"
+  puts json_data["html_url"]
+else
+  puts "Error creating release: #{stderr}"
+  exit 1
+end

bin/aws-lambda/publish_lambda_layer.rb

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+#!/usr/bin/env ruby
+
+# (c) Copyright IBM Corp. 2025
+
+require 'json'
+require 'fileutils'
+require 'time'
+require 'aws-sdk-lambda'
+
+# Check AWS profiles
+["china", "non-china"].each do |profile|
+  # Test if we can initialize a client with this profile
+  Aws::Lambda::Client.new(profile: profile)
+rescue => e
+  abort "Please ensure that your aws configuration includes a profile called '#{profile}' " \
+        "and has the 'access_key' and 'secret_key' configured for the respective regions: #{e.message}"
+end
+
+# Either -dev or -prod must be specified (and nothing else)
+if ARGV.length != 1 || !["-dev", "-prod"].include?(ARGV[0])
+  abort "Please specify -dev or -prod to indicate which type of layer to build."
+end
+
+dev_mode = ARGV[0] == "-dev"
+
+# Determine where this script is running from
+this_file_path = File.dirname(File.expand_path(__FILE__))
+
+# Change directory to the base of the Ruby sensor repository
+Dir.chdir(this_file_path.to_s)
+
+zip_filename = "layer"
+
+cn_regions = [
+  "cn-north-1",
+  "cn-northwest-1"
+]
+
+if dev_mode
+  target_regions = ["us-east-1"]
+  layer_name_prefix = "instana-ruby-dev"
+else
+  target_regions = %w[
+    af-south-1
+    ap-east-1
+    ap-east-2
+    ap-northeast-1
+    ap-northeast-2
+    ap-northeast-3
+    ap-south-1
+    ap-south-2
+    ap-southeast-1
+    ap-southeast-2
+    ap-southeast-3
+    ap-southeast-4
+    ap-southeast-5
+    ap-southeast-7
+    ca-central-1
+    ca-west-1
+    cn-north-1
+    cn-northwest-1
+    eu-central-1
+    eu-central-2
+    eu-north-1
+    eu-south-1
+    eu-south-2
+    eu-west-1
+    eu-west-2
+    eu-west-3
+    il-central-1
+    me-central-1
+    me-south-1
+    sa-east-1
+    us-east-1
+    us-east-2
+    us-west-1
+    us-west-2
+  ]
+  layer_name_prefix = "instana-ruby"
+end
+
+# AWS Lambda supported ruby versions
+ruby_supported_runtimes = ["ruby3.2", "ruby3.3", "ruby3.4"]
+# Publish each Ruby version as a separate layer
+layer_name = layer_name_prefix.to_s
+regional_publish = {}
+target_regions.each do |region| # rubocop:disable Metrics/BlockLength
+  puts "===> Uploading layer for Ruby to AWS #{region}"
+  profile = cn_regions.include?(region) ? "china" : "non-china"
+
+  # Initialize AWS Lambda client for this region and profile
+  lambda_client = Aws::Lambda::Client.new(
+    region: region,
+    profile: profile
+  )
+
+  # Read the zip file content
+  zip_file_path = "#{Dir.pwd}/#{zip_filename}.zip"
+  zip_content = File.read(zip_file_path, mode: 'rb')
+
+  begin
+    # Publish the layer version
+    response = lambda_client.publish_layer_version({
+                                                     layer_name: layer_name,
+                                                     description: "Provides Instana tracing and monitoring of AWS Lambda functions built with Ruby",
+                                                     content: {
+                                                       zip_file: zip_content
+                                                     },
+                                                     compatible_runtimes: ruby_supported_runtimes,
+                                                     license_info: "MIT"
+                                                   })
+
+    version_number = response.version
+    puts "===> Uploaded version is #{version_number}"
+
+    unless dev_mode
+      puts "===> Making layer public..."
+      lambda_client.add_layer_version_permission({
+                                                   layer_name: layer_name,
+                                                   version_number: version_number,
+                                                   statement_id: "public-permission-all-accounts",
+                                                   principal: "*",
+                                                   action: "lambda:GetLayerVersion"
+                                                 })
+    end
+
+    regional_publish[region] = response.layer_version_arn
+  rescue Aws::Lambda::Errors::ServiceError => e
+    puts "Failed to publish layer to #{region}: #{e.message}"
+    next
+  end
+end
+
+puts "===> Published list:"
+regional_publish.each do |region, arn|
+  puts "#{region}\t#{arn}"
+end