Class: Aly::App

Inherits:
Object
  • Object
show all
Defined in:
lib/aly/app.rb

Instance Method Summary collapse

Instance Method Details

#ecs(*args, **options) ⇒ Object 



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# File 'lib/aly/app.rb', line 24

def ecs(*args, **options)
  raw_out = exec('ecs', 'DescribeInstances', '--pager', **options)
  selected = (raw_out['Instances']['Instance'] || []).each do |item|
    item['PrivateIP'] = (item['NetworkInterfaces']['NetworkInterface'] || []).map { |ni| ni['PrimaryIpAddress'] }.join(',')
    item['PublicIP'] = item['EipAddress']['IpAddress'] || ''
    item['PublicIP'] = item['PublicIpAddress']['IpAddress'].join(',') if item['PublicIP'] == ''
  end

  if query = args.first&.split(',')
    selected = selected.select do |item|
      item.values_at('InstanceId', 'InstanceName', 'PrivateIP', 'PublicIP').compact.any? { |e| query.any? { |q| e.include?(q) } }
    end
  end

  if options[:full]
    selected = selected.map do |row|
      {
        Id: row['InstanceId'],
        Name: row['InstanceName'],
        PrivateIP: row['PrivateIP'],
        PublicIP: row['PublicIP'],
        CPU: row['Cpu'],
        RAM: "#{row['Memory'] / 1024.0} GB",
        WEB: "https://ecs.console.aliyun.com/#/server/#{row['InstanceId']}/monitor?regionId=#{row['RegionId']}"
      }
    end
    puts selected.table&.to_s
  elsif options[:detail]
    puts JSON.pretty_generate(selected)
  else
    selected = selected.map do |row|
      {
        Id: row['InstanceId'],
        Name: row['InstanceName'],
        PrivateIP: row['PrivateIP'],
        PublicIP: row['PublicIP'],
        CPU: row['Cpu'],
        RAM: "#{row['Memory'] / 1024.0} GB"
      }
    end
    puts selected.table&.to_s
  end
end

#ecs_contains_host?(host) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/aly/app.rb', line 318

def ecs_contains_host?(host)
  @ecs.any? { |item| item['AllIPs'].include?(host) }
end

#eip(*args, **options) ⇒ Object 



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# File 'lib/aly/app.rb', line 68

def eip(*args, **options)
  puts 'EIPs:'
  raw_out = exec('vpc', 'DescribeEipAddresses', '--PageSize=100', **options)
  selected = raw_out['EipAddresses']['EipAddress']

  if query = args.first&.split(',')
    selected = selected.select do |item|
      item.values_at('AllocationId', 'InstanceId', 'InstanceType', 'IpAddress').compact.any? { |e| query.any? { |q| e.include?(q) } }
    end
  end


  if options[:detail]
    puts JSON.pretty_generate(selected)
  else
    net_intefraces = exec('ecs', 'DescribeNetworkInterfaces', '--pager', **options)['NetworkInterfaceSets']['NetworkInterfaceSet'].each_with_object({}) do |item, result|
      result[item['NetworkInterfaceId']] = item
    end
    selected = selected.map do |row|
      result = {
        Id: row['AllocationId'],
        InstanceId: row['InstanceId'],
        InstanceType: row['InstanceType'],
        IP: row['IpAddress'],
        EcsId: '',
        PrivateIP: ''
      }

      if row['InstanceType'] == 'NetworkInterface' && interface = net_intefraces[row['InstanceId']]
        result[:EcsId] = interface['InstanceId']
        result[:PrivateIP] = interface['PrivateIpAddress']
      end

      result
    end
    puts selected.table&.to_s
  end
end

#eip_contains_host?(host) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/aly/app.rb', line 456

def eip_contains_host?(host)
  @eip.any? { |eip| eip['IpAddress'] == host }
end

#exec(command, sub_command, *args, **options) ⇒ Object 



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# File 'lib/aly/app.rb', line 501

def exec(command, sub_command, *args, **options)
  command = "aliyun #{command} #{sub_command} #{args.join(' ')}"
  command += " -p #{options[:profile]}" if options[:profile]
  JSON.parse(`#{command}`)
end

#full_slb(lbs, eips, **options) ⇒ Object 



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# File 'lib/aly/app.rb', line 107

def full_slb(lbs, eips, **options)
  lbs.each do |lb|
    puts "\nLoanBalancer Id: %s, Name: %s" % [lb['LoadBalancerId'], lb['LoadBalancerName']]
    puts "==============================================================\n\n"
    listeners = lb['Listeners']
    background_servers = exec('slb', 'DescribeLoadBalancerAttribute', "--LoadBalancerId=#{lb['LoadBalancerId']}", **options)['BackendServers']['BackendServer'] || []

    puts '    LoadBalancer Basic Information:'
    puts([{
            Id: lb['LoadBalancerId'],
            Name: lb['LoadBalancerName'],
            Address: lb['Address'],
            Eip: lb['Eip'],
            Listeners: listeners.size,
            WEB: "https://slb.console.aliyun.com/slb/#{lb['RegionId']}/slbs/#{lb['LoadBalancerId']}/listeners"
          }].table.to_s.gsub(/^/, '    '))
    puts

    if background_servers && background_servers.size > 0
      puts '    Default Backend Servers:'
      puts

      ecss = @ecs.select { |e| background_servers.map{|ee| ee['ServerId']}.include?(e['InstanceId']) }

      puts ecss.map { |row|
        {
          Id: row['InstanceId'],
          Name: row['InstanceName'],
          PrivateIP: row['PrivateIP'].join(','),
          PublicIP: row['PublicIP'].join(','),
          CPU: row['Cpu'],
          RAM: "#{row['Memory'] / 1024.0} GB"
        }
      }.table.to_s.gsub(/^/, '    ')
      puts
    end

    vserver_groups = exec('slb', 'DescribeVServerGroups', '--pager', "--LoadBalancerId=#{lb['LoadBalancerId']}", **options)["VServerGroups"]["VServerGroup"] || []
    vserver_group_servers = vserver_groups.flat_map do |vg|
      vg_attr = exec('slb', 'DescribeVServerGroupAttribute', "--VServerGroupId=#{vg['VServerGroupId']}", **options)["BackendServers"]["BackendServer"]
      vg_attr.each_with_index.map do |attr, idx|
        ecs = @ecs.find {|e| e['InstanceId'] == attr['ServerId'] }
        {
          VGroupId: (idx.zero? ? vg['VServerGroupId'] : ''),
          VGroupName: (idx.zero? ? vg['VServerGroupName'] : ''),
          Weight: attr['Weight'],
          Port: attr['Port'],
          Type: attr['Type'],
          EcsId: attr['ServerId'],
          EcsName: ecs['InstanceName'],
          PrivateIP: ecs['PrivateIP'].join(','),
          PublicIP: ecs['PublicIP'].join(','),
          CPU: ecs['Cpu'],
          RAM: "#{ecs['Memory'] / 1024.0} GB"
        }
      end + [nil]
    end
    puts '    VServer Groups:'
    puts vserver_group_servers[0..-2].table.to_s.gsub(/^/, '    ')
    puts

    listeners.each do |listener|
      listener_type = ['HTTP', 'HTTPS', 'TCP', 'TCPS', 'UDP'].find { |e| !listener["#{e}ListenerConfig"].empty? }
      listener['ListenerType'] = listener_type
    end

    listeners_info = listeners.map do |listener|
      {
        Description: listener['Description'],
        Port: listener['ListenerPort'],
        Protocol: listener['ListenerProtocol'],
        Status: listener['Status'],
        HeathCheck: (listener["#{listener['ListenerType']}ListenerConfig"] || {}).dig("HealthCheck") || 'off',
        BackendServerPort: listener['BackendServerPort'],
        ForwardPort: listener.dig('HTTPListenerConfig', 'ForwardPort'),
        VServerGroup: listener['VServerGroupId'],
        AclStatus: listener['AclStatus'] || 'off',
        AclType: listener['AclType'],
        AclIds: (listener['AclIds'] || []).join(','),
      }
    end

    puts '    Configured Listeners:'
    puts listeners_info.table.to_s.gsub(/^/, '    ')
    puts

    listener_rules = listeners.flat_map do |listener|
      listener_type = listener['ListenerType']
      next [] unless listener_type
      rules = exec('slb', "DescribeLoadBalancer#{listener_type}ListenerAttribute", "--LoadBalancerId=#{lb['LoadBalancerId']}", "--ListenerPort=#{listener['ListenerPort']}", **options).dig('Rules', 'Rule') || []
      rules.map do |rule|
        {'Listener' => listener['Description']}.merge(rule)
      end
    end

    puts '    Listener Rules:'
    puts listener_rules.table.to_s.gsub(/^/, '    ')
    puts

    if options[:acl]
      acl_ids = listeners.flat_map { |listener| listener['AclIds'] || [] }.uniq
      unless acl_ids.empty?
        alc_entries = acl_ids.flat_map do |acl_id|
          attr = exec('slb', 'DescribeAccessControlListAttribute', "--AclId=#{acl_id}", **options)
          (attr.dig('AclEntrys', 'AclEntry') || []).each_with_index.map do |e, idx|
            {
              AclId: (idx.zero? ? attr['AclId'] : ''),
              AclName: (idx.zero? ? attr['AclName'] : ''),
              AclEntryIP: e['AclEntryIP'],
              AclEntryComment: e['AclEntryComment']
            }
          end + [nil]
        end
        puts '    Access Control Lists:'
        puts alc_entries[0..-2].table.to_s.gsub(/^/, '    ')
        puts
      end

    end

  end
end

#show(*args, **options) ⇒ Object 



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# File 'lib/aly/app.rb', line 460

def show(*args, **options)
  @slb ||= exec('slb', 'DescribeLoadBalancers', '--pager', **options)['LoadBalancers']['LoadBalancer'] || []

  @eip ||= exec('vpc', 'DescribeEipAddresses', '--PageSize=100', **options)['EipAddresses']['EipAddress'] || []

  eip_map = @eip.each_with_object({}) { |eip, h| h[eip['InstanceId']] = eip['IpAddress'] }
  @slb.each do |slb|
    slb['Eip'] = eip_map[slb['LoadBalancerId']]
  end

  unless @ecs
    @ecs = exec('ecs', 'DescribeInstances', '--pager', **options)['Instances']['Instance'] || []
    @ecs.each do |item|
      item['PrivateIP'] = (item['NetworkInterfaces']['NetworkInterface'] || []).map { |ni| ni['PrimaryIpAddress'] }
      item['PublicIP'] = []
      if ip = item['EipAddress']['IpAddress']
        item['PublicIP'] << ip
      end
      if ips = item['PublicIpAddress']['IpAddress']
        item['PublicIP'] += ips
      end
      item['AllIPs'] = item['PrivateIP'] + item['PublicIP']
    end
  end

  host = IPSocket::getaddress(args.first)

  puts "Host: #{args.first} resolves to #{host}" if host != args.first
  puts

  if slb_contains_host?(host)
    show_slb(host, **options)
  elsif ecs_contains_host?(host)
    show_ecs(host)
  elsif eip_contains_host?(host)
    eip(host, **options)
  else
    puts "Not found: #{host}"
  end
end

#show_ecs(host) ⇒ Object 



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# File 'lib/aly/app.rb', line 441

def show_ecs(host)
  selected = @ecs.select { |e| e['AllIPs'].include?(host) }.map do |row|
    {
      Id: row['InstanceId'],
      Name: row['InstanceName'],
      PrivateIP: row['PrivateIP'].join(','),
      PublicIP: row['PublicIP'].join(','),
      CPU: row['Cpu'],
      RAM: "#{row['Memory'] / 1024.0} GB"
    }
  end
  puts 'ECS Instances:'
  puts selected.table&.to_s
end

#show_slb(host, **options) ⇒ Object 



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# File 'lib/aly/app.rb', line 322

def show_slb(host, **options)
  @listeners ||= exec('slb', 'DescribeLoadBalancerListeners', '--pager', 'path=Listeners', **options)['Listeners'] || []
  lb = @slb.find { |e| e['Address'] == host || e['Eip'] == host }
  listeners = @listeners.select { |e| e['LoadBalancerId'] == lb['LoadBalancerId'] }

  puts "\nLoanBalancer Id: %s, Name: %s" % [lb['LoadBalancerId'], lb['LoadBalancerName']]
  puts "==============================================================\n\n"
  background_servers = exec('slb', 'DescribeLoadBalancerAttribute', "--LoadBalancerId=#{lb['LoadBalancerId']}", **options)['BackendServers']['BackendServer'] || []

  puts '    LoadBalancer Basic Information:'
  puts([{
          Id: lb['LoadBalancerId'],
          Name: lb['LoadBalancerName'],
          Address: lb['Address'],
          Eip: lb['Eip'],
          Listeners: listeners.size
        }].table.to_s.gsub(/^/, '    '))
  puts

  if background_servers && background_servers.size > 0
    puts '    Default Backend Servers:'
    puts

    ecss = @ecs.select { |e| background_servers.map{|ee| ee['ServerId']}.include?(e['InstanceId']) }

    puts ecss.map { |row|
      {
        Id: row['InstanceId'],
        Name: row['InstanceName'],
        PrivateIP: row['PrivateIP'].join(','),
        PublicIP: row['PublicIP'].join(','),
        CPU: row['Cpu'],
        RAM: "#{row['Memory'] / 1024.0} GB"
      }
    }.table.to_s.gsub(/^/, '    ')
    puts
  end

  vserver_groups = exec('slb', 'DescribeVServerGroups', '--pager', "--LoadBalancerId=#{lb['LoadBalancerId']}", **options)["VServerGroups"]["VServerGroup"] || []
  vserver_group_servers = vserver_groups.flat_map do |vg|
    vg_attr = exec('slb', 'DescribeVServerGroupAttribute', "--VServerGroupId=#{vg['VServerGroupId']}", **options)["BackendServers"]["BackendServer"]
    vg_attr.each_with_index.map do |attr, idx|
      ecs = @ecs.find {|e| e['InstanceId'] == attr['ServerId'] }
      {
        VGroupId: (idx.zero? ? vg['VServerGroupId'] : ''),
        VGroupName: (idx.zero? ? vg['VServerGroupName'] : ''),
        Weight: attr['Weight'],
        Port: attr['Port'],
        Type: attr['Type'],
        EcsId: attr['ServerId'],
        EcsName: ecs['InstanceName'],
        PrivateIP: ecs['PrivateIP'].join(','),
        PublicIP: ecs['PublicIP'].join(','),
        CPU: ecs['Cpu'],
        RAM: "#{ecs['Memory'] / 1024.0} GB"
      }
    end + [nil]
  end
  puts '    VServer Groups:'
  puts vserver_group_servers[0..-2].table.to_s.gsub(/^/, '    ')
  puts

  listeners.each do |listener|
    listener_type = ['HTTP', 'HTTPS', 'TCP', 'TCPS', 'UDP'].find { |e| !listener["#{e}ListenerConfig"].empty? }
    listener['ListenerType'] = listener_type
  end

  listeners_info = listeners.map do |listener|
    {
      Description: listener['Description'],
      Port: listener['ListenerPort'],
      Protocol: listener['ListenerProtocol'],
      Status: listener['Status'],
      HeathCheck: (listener["#{listener['ListenerType']}ListenerConfig"] || {}).dig("HealthCheck") || 'off',
      BackendServerPort: listener['BackendServerPort'],
      ForwardPort: listener.dig('HTTPListenerConfig', 'ForwardPort'),
      VServerGroup: listener['VServerGroupId'],
      AclStatus: listener['AclStatus'] || 'off',
      AclType: listener['AclType'],
      AclIds: (listener['AclIds'] || []).join(','),
    }
  end

  puts '    Configured Listeners:'
  puts listeners_info.table.to_s.gsub(/^/, '    ')
  puts

  listener_rules = listeners.flat_map do |listener|
    listener_type = listener['ListenerType']
    next [] unless listener_type
    rules = exec('slb', "DescribeLoadBalancer#{listener_type}ListenerAttribute", "--LoadBalancerId=#{lb['LoadBalancerId']}", "--ListenerPort=#{listener['ListenerPort']}", **options).dig('Rules', 'Rule') || []
    rules.map do |rule|
      {'Listener' => listener['Description']}.merge(rule)
    end
  end

  puts '    Listener Rules:'
  puts listener_rules.table.to_s.gsub(/^/, '    ')
  puts

  acl_ids = listeners.flat_map { |listener| listener['AclIds'] || [] }.uniq
  unless acl_ids.empty?
    alc_entries = acl_ids.flat_map do |acl_id|
      attr = exec('slb', 'DescribeAccessControlListAttribute', "--AclId=#{acl_id}", **options)
      (attr.dig('AclEntrys', 'AclEntry') || []).each_with_index.map do |e, idx|
        {
          AclId: (idx.zero? ? attr['AclId'] : ''),
          AclName: (idx.zero? ? attr['AclName'] : ''),
          AclEntryIP: e['AclEntryIP'],
          AclEntryComment: e['AclEntryComment']
        }
      end + [nil]
    end
    puts '    Access Control Lists:'
    puts alc_entries[0..-2].table.to_s.gsub(/^/, '    ')
    puts
  end
end

#slb(*args, **options) ⇒ Object 



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# File 'lib/aly/app.rb', line 230

def slb(*args, **options)
  raw_out = exec('slb', 'DescribeLoadBalancers', '--pager', **options)
  selected = raw_out['LoadBalancers']['LoadBalancer'] || []

  eips = exec('vpc', 'DescribeEipAddresses', "--PageSize=#{selected.size}", **options)['EipAddresses']['EipAddress'].each_with_object({}) do |item, result|
    result[item['InstanceId']] = item['IpAddress']
  end

  listeners = (exec('slb', 'DescribeLoadBalancerListeners', '--pager', 'path=Listeners', **options)['Listeners'] || []).each_with_object({}) do |listener, result|
    instance_id = listener['LoadBalancerId']
    result[instance_id] ||= []
    result[instance_id] << listener
  end

  selected.each do |lb|
    lb['Listeners'] = listeners[lb['LoadBalancerId']] || []
  end

  if query = args.first&.split(',')
    selected = selected.select do |lb|
      lb.values_at('LoadBalancerId', 'LoadBalancerName', 'Address').compact.any? { |e| query.any? { |q| e.include?(q) } }
    end
  end

  @eip ||= exec('vpc', 'DescribeEipAddresses', '--PageSize=100', **options)['EipAddresses']['EipAddress'] || []

  eip_map = @eip.each_with_object({}) { |eip, h| h[eip['InstanceId']] = eip['IpAddress'] }
  selected.each do |slb|
    slb['Eip'] = eip_map[slb['LoadBalancerId']]
  end

  @ecs = exec('ecs', 'DescribeInstances', '--pager', **options)['Instances']['Instance'] || []
  @ecs.each do |item|
    item['PrivateIP'] = (item['NetworkInterfaces']['NetworkInterface'] || []).map { |ni| ni['PrimaryIpAddress'] }
    item['PublicIP'] = []
    if ip = item['EipAddress']['IpAddress']
      item['PublicIP'] << ip
    end
    if ips = item['PublicIpAddress']['IpAddress']
      item['PublicIP'] += ips
    end
    item['AllIPs'] = item['PrivateIP'] + item['PublicIP']
  end

  if options[:full]
    full_slb(selected, eips, **options)
  elsif options[:detail]
    selected.each do |row|
      described_load_balancer_attributes = exec('slb', 'DescribeLoadBalancerAttribute', "--LoadBalancerId=#{row['LoadBalancerId']}", **options)
      row['BackendServers'] = described_load_balancer_attributes['BackendServers']['BackendServer']

      row['Listeners'].select { |e| e['VServerGroupId'] }.each do |listener|
        vserver_group = exec('slb', 'DescribeVServerGroupAttribute', "--VServerGroupId=#{listener['VServerGroupId']}", **options)
        listener['VServerGroup'] = vserver_group
      end
    end

    puts JSON.pretty_generate(selected)
  else
    selected = selected.map do |row|
      listeners = (row['Listeners'] || []).map do |listener|
        listener_port = listener['ListenerPort']
        backend_port = listener['BackendServerPort']
        if backend_port
          "#{listener_port}:#{backend_port}"
        elsif forward_port = listener.dig('HTTPListenerConfig', 'ForwardPort')
          "#{listener_port}->#{forward_port}"
        elsif vserver_group_id = listener['VServerGroupId']
          "#{listener_port}->#{vserver_group_id}"
        end
      end.compact.join(', ')

      {
        Id: row['LoadBalancerId'],
        Name: row['LoadBalancerName'],
        Address: row['Address'],
        Eip: eips[row['LoadBalancerId']] || '',
        Listeners: listeners
      }
    end
    puts selected.table&.to_s
  end
end

#slb_contains_host?(host) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/aly/app.rb', line 314

def slb_contains_host?(host)
  @slb.any? { |lb| lb['Address'] == host || lb['Eip'] == host }
end

#start(options) ⇒ Object 



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# File 'lib/aly/app.rb', line 20

def start(options)
  send(options[:command], *options[:args], **(options[:options].transform_keys(&:to_sym)))
end