Class: Farm

Inherits:
Object
  • Object
show all
Defined in:
lib/rscalr/model/farm.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(client) ⇒ Farm

Returns a new instance of Farm.



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# File 'lib/rscalr/model/farm.rb', line 4

def initialize client
  @client = client
end

Instance Attribute Details

#id ⇒ Object

Returns the value of attribute id.



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# File 'lib/rscalr/model/farm.rb', line 2

def id
  @id
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/rscalr/model/farm.rb', line 2

def name
  @name
end

#status ⇒ Object

Returns the value of attribute status.



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# File 'lib/rscalr/model/farm.rb', line 2

def status
  @status
end

Instance Method Details

#get_all_servers ⇒ Object 



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# File 'lib/rscalr/model/farm.rb', line 33

def get_all_servers
  if @farm_roles.nil?
    load_details
  end
  result = []
  @farm_roles.each { |name,role|
    role.servers.each { |server|
      result << server
    }
  }
  result
end

#get_role(name) ⇒ Object 



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# File 'lib/rscalr/model/farm.rb', line 8

def get_role(name)
  if @farm_roles.nil?
    load_details
  end
  @farm_roles[name]
end

#get_server(name) ⇒ Object 



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# File 'lib/rscalr/model/farm.rb', line 15

def get_server(name)
  if @farm_servers.nil?
    load_details
  end
  @farm_servers[name]
end

#get_servers_for_role_id(farm_role_id) ⇒ Object 



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# File 'lib/rscalr/model/farm.rb', line 22

def get_servers_for_role_id(farm_role_id)
  if @farm_roles.nil?
    load_details
  end
  result = []
  @farm_roles.each { |name,role|
    result = role.servers.dup if role.farm_role_id == farm_role_id
  }
  result
end

#load_details ⇒ Object 



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# File 'lib/rscalr/model/farm.rb', line 46

def load_details 
  @farm_roles = {}
  @farm_servers = {}
  
  scalr_response = @client.farm_get_details @id
  scalr_response.root.each_element('FarmRoleSet/Item') { |row| 
    role = FarmRole.new 
    
    row.each_element { |prop| 
      if "ID" == prop.name
        role.farm_role_id = prop.text.to_i
      elsif "RoleID" == prop.name
        role.role_id = prop.text.to_i
      elsif "Name" == prop.name
        role.name = prop.text
      elsif "ServerSet" == prop.name
        prop.each_element { |server_element| 
          server = Server.new
          server.role = role
          
          server_element.each_element { |server_prop| 
            if "ServerID" == server_prop.name
              server.server_id = server_prop.text
            elsif "ExternalIP" == server_prop.name
              server.external_ip = server_prop.text
            elsif "InternalIP" == server_prop.name
              server.external_ip = server_prop.text
            elsif "Status" == server_prop.name
              server.status = server_prop.text
            elsif "Index" == server_prop.name
              server.index = server_prop.text.to_i
            elsif "Uptime" == server_prop.name
              server.uptime = server_prop.text.to_f
            end
          }
          role.servers << server
          @farm_servers[server.server_id] = server
        }
      end
    }
    
    @farm_roles[role.name] = role
  }
  
  @farm_roles
end

#load_logs(server_id = nil, start = nil, limit = nil) ⇒ Object

Loads a Loglist of Log entries for the farm, given the specified parameters



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# File 'lib/rscalr/model/farm.rb', line 94

def load_logs(server_id=nil, start=nil, limit=nil)
  scalr_response = @client.logs_list(@id, server_id, start, limit)
  loglist = LogList.new
  
  scalr_response.root.each_element do |element|
    if "TotalRecords" == element.name
      loglist.total_records = element.text.to_i
    elsif "StartFrom" == element.name
      loglist.start = element.text.to_i
    elsif "RecordsLimit" == element.name
      loglist.limit = element.text.to_i
    elsif "LogSet" == element.name
      element.each_element do |item|
        log = ServerLog.new

        item.each_element do |prop| 
          if "ServerID" == prop.name
            log.server_id = prop.text
          elsif "Message" == prop.name
            log.message = prop.text
          elsif "Severity" == prop.name
            log.severity = prop.text.to_i
          elsif "Timestamp" == prop.name
            log.timestamp = prop.text.to_i
          elsif "Source" == prop.name
            log.source = prop.text
          end
        end
        loglist << log
      end
    end
  end
  
  loglist
end

#load_script_logs(server_id = nil, event_id = nil, start = nil, limit = nil) ⇒ Object

Loads script execution logs for the farm, or a particular server in the farm, optionally relating to a particular script execution.



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# File 'lib/rscalr/model/farm.rb', line 131

def load_script_logs(server_id=nil, event_id=nil, start=nil, limit=nil)
  scalr_response = @client.scripting_logs_list(@id, server_id, event_id, start, limit)
  loglist = LogList.new
  
  scalr_response.root.each_element do |element|
    if "TotalRecords" == element.name
      loglist.total_records = element.text.to_i
    elsif "StartFrom" == element.name
      loglist.start = element.text.to_i
    elsif "RecordsLimit" == element.name
      loglist.limit = element.text.to_i
    elsif "LogSet" == element.name
      element.each_element do |item|
        log = ScriptLog.new

        item.each_element do |prop| 
          if "ServerID" == prop.name
            log.server_id = prop.text
          elsif "Message" == prop.name
            log.message = prop.text
          elsif "ScriptName" == prop.name
            log.script_name = prop.text
          elsif "Timestamp" == prop.name
            log.timestamp = prop.text.to_i
          elsif "ExecTime" == prop.name
            log.exec_time = prop.text.to_i
          elsif "ExecExitCode" == prop.name
            log.exec_exit_code = prop.text.to_i
          elsif "Event" == prop.name
            log.event = prop.text
          end
        end
        loglist << log
      end
    end
  end
  
  loglist
end

#to_s ⇒ Object 



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# File 'lib/rscalr/model/farm.rb', line 171

def to_s
  "{ type: \"farm\", id: #{@id}, name: \"#{@name}\", status: #{@status} }"
end