list all uc3 boxes

src-colladmin/actions/tag_uc3_action.rb

@@ -0,0 +1,187 @@
+# frozen_string_literal: true
+
+require_relative 'action'
+require 'aws-sdk-ec2'
+require 'aws-sdk-ssm'
+
+# represents information about an EC2 instance
+class Ec2InfoUc3
+
+  # See https://docs.aws.amazon.com/sdk-for-ruby/v2/api/Aws/EC2/Client.html#describe_instances-instance_method
+  def initialize(config, inst)
+    @config = config
+    @state = inst.state.name
+    @type = inst.instance_type
+    @publicip = inst.public_ip_address
+    @az = inst.placement.availability_zone
+    inst.tags.each do |tag|
+      @name = tag.value if tag.key == 'Name'
+      @subservice = tag.value if tag.key == 'Subservice'
+    end
+  end
+
+  attr_reader :name
+
+  def self.table_headers
+    [
+      'Name',
+      'Subservice',
+      'Type',
+      'SERVER State',
+      'IP',
+      'AZ'
+    ]
+  end
+
+  def self.table_types
+    [
+      '',
+      '',
+      '',
+      '',
+      '',
+      ''
+    ]
+  end
+
+  def table_row(action)
+    [
+      @name,
+      @subservice,
+      @type,
+      @state,
+      @publicip,
+      @az
+    ]
+  end
+end
+
+# Collection Admin Task class - see config/actions.yml for description
+class TagUc3Action < AdminAction
+  def initialize(config, action, path, myparams)
+    super(config, action, path, myparams)
+    region = ENV['AWS_REGION'] || 'us-west-2'
+    @ec2 = Aws::EC2::Client.new(
+      region: region
+    )
+    @ssm = Aws::SSM::Client.new(
+      region: region
+    )
+    @title = 'Merritt EC2 Instances'
+    @instances = {}
+    @name = myparams.fetch('name', '')
+    @label = myparams.fetch('label', '')
+    @list_servers = @name.empty?
+
+    data = @ec2.describe_instances({
+      filters: [
+        {
+          name: 'tag:Program',
+          values: [LambdaBase.tag_program]
+        },
+        {
+          name: 'tag:Environment',
+          values: [LambdaBase.tag_environment]
+        }
+      ]
+    })
+
+    data.reservations.each do |res|
+      res.instances.each do |inst|
+        ec2 = Ec2InfoUc3.new(config, inst)
+        @instances[ec2.name] = ec2
+      end
+    end
+  end
+
+  def get_ssm(key)
+    @ssm.get_parameter({ name: "#{LambdaBase.ssm_root_path}#{key}" })[:parameter][:value]
+  rescue StandardError
+    ''
+  end
+
+  def get_title
+    @title
+  end
+
+  def table_headers
+    Ec2InfoUc3.table_headers
+  end
+
+  def table_types
+    Ec2InfoUc3.table_types
+  end
+
+  def endpoint_call
+    return unless @instances[@name]
+
+    ec2 = @instances[@name]
+    url = ec2.urls.fetch(@label, '')
+    return 'No Url found' if url.empty?
+
+    cli = HTTPClient.new
+    cli.ssl_config.verify_mode = OpenSSL::SSL::VERIFY_NONE
+    if @label == 'stop' || @label == 'start'
+      puts "POST #{url}"
+      resp = cli.post(url)
+    else
+      puts "GET #{url}"
+      resp = cli.get(url, follow_redirect: true)
+    end
+    ret = resp.body
+    return ret if @label == 'build-info'
+
+    if resp.status == 200
+      begin
+        JSON.parse(resp.body)
+      rescue StandardError
+        ret = { body: resp.dump }.to_json
+      end
+    else
+      ret = {
+        message: "Status #{resp.status} for #{url}"
+      }.to_json
+    end
+    ret
+  end
+
+  def perform_action
+    return endpoint_call unless @list_servers
+
+    evaluate_status(table_types, get_table_rows)
+    {
+      format: 'report',
+      title: get_title_with_pagination,
+      breadcrumb: get_breadcrumb,
+      headers: table_headers,
+      types: table_types,
+      data: get_table_rows,
+      filter_col: nil,
+      group_col: nil,
+      show_grand_total: false,
+      merritt_path: @merritt_path,
+      alternative_queries: get_alternative_queries_with_pagination,
+      iterate: false,
+      saveable: is_saveable?,
+      report_path: report_path,
+      chart: nil,
+      description: get_description
+    }.to_json
+  end
+
+  def get_table_rows
+    rows = []
+    @instances.keys.sort.each do |k|
+      rows.append(@instances[k].table_row(self))
+    end
+    rows
+  end
+
+  def has_table
+    @list_servers
+  end
+
+  def get_alternative_queries
+    []
+  end
+end

src-colladmin/config/actions.yml

@@ -347,6 +347,19 @@ instances:
   - instances
   documentation: |
     Aws: Tag Query
+uc3-instances:
+  link-title: List and Describe UC3 EC2 Servers
+  breadcrumb: bp_internals
+  class: TagUc3Action
+  category: Dev Ops
+  sensitivity: readonly
+  testing: automated
+  description: |
+    Generate a report describing the EC2 servers used by UC3.
+  report-datatypes:
+  - instances
+  documentation: |
+    Aws: Tag Query
 ssm-describe:
   link-title: List and Describe Merritt SSM Variables
   breadcrumb: bp_internals

src-colladmin/lambda_function.rb

@@ -25,6 +25,7 @@
 require_relative 'actions/cognito_action'
 require_relative 'actions/storage_action'
 require_relative 'actions/tag_action'
+require_relative 'actions/tag_uc3_action'
 require_relative 'actions/ssm_describe_action'
 require_relative 'actions/opensearch_describe_action'
 require_relative 'actions/replication_action'

src-common/template/navmenu.html

@@ -105,6 +105,7 @@
         <a class="reveal" href="{{ADMINTOOL_HOME}}#.nav_merritt_internals;.bp_internals">Merritt Admin Objects</a>
         <a class="reveal" href="{{ADMINTOOL_HOME}}#.nav_merritt_users;.bp_users">Merritt User Accounts</a>
         <a class="config" href="{{COLLADMIN_HOME}}?path=instances">Merritt Servers</a>
+        <a class="config" href="{{COLLADMIN_HOME}}?path=uc3-instances">UC3 Servers</a>
         <a class="config" href="{{COLLADMIN_HOME}}?path=ssm-describe">SSM Parameter Registry</a>
         <a class="config" href="{{COLLADMIN_HOME}}?path=opensearch-describe">OpenSearch Field Registry</a>
       </div>