Class: Packageiq::Provider::RHEL

Inherits:
Object
  • Object
show all
Defined in:
lib/packageiq/provider/rhel.rb

Overview

rhel based system package provider

Constant Summary collapse

RPM_INFO_KEY =

mapping for yum info field name to symbol

{
  'Name'            => :name,
  'Epoch'           => :epoch,
  'Version'         => :version,
  'Release'         => :release,
  'Architecture'    => :arch,
  'Install Date'    => :install_date,
  'Group'           => :group,
  'Size'            => :size,
  'License'         => :license,
  'Signature'       => :signature,
  'Source RPM'      => :source_rpm,
  'Build Date'      => :build_date,
  'Build Host'      => :build_host,
  'Packager'        => :packager,
  'Vendor'          => :vendor,
  'URL'             => :url,
  'Summary'         => :summary
}

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ RHEL

Returns a new instance of RHEL.



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# File 'lib/packageiq/provider/rhel.rb', line 31

def initialize
  @command_handler  = Packageiq::Command.new
  @hostname         = Socket.gethostname
  @timestamp        = Time.new
  @os_release       = rhel_release.strip
end

Instance Attribute Details

#command_handler ⇒ Object (readonly)

Returns the value of attribute command_handler.



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# File 'lib/packageiq/provider/rhel.rb', line 29

def command_handler
  @command_handler
end

#hostname ⇒ Object (readonly)

Returns the value of attribute hostname.



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# File 'lib/packageiq/provider/rhel.rb', line 29

def hostname
  @hostname
end

#os_release ⇒ Object (readonly)

Returns the value of attribute os_release.



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# File 'lib/packageiq/provider/rhel.rb', line 29

def os_release
  @os_release
end

#timestamp ⇒ Object (readonly)

Returns the value of attribute timestamp.



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# File 'lib/packageiq/provider/rhel.rb', line 29

def timestamp
  @timestamp
end

Instance Method Details

#build_inventory ⇒ Object

build full package inventory returns array of package_entry hashes



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# File 'lib/packageiq/provider/rhel.rb', line 75

def build_inventory
  inventory = []
  updates_array = updates
  installed.each do |package|
    package_info  = info(package)
    package_entry = updateable(package_info, updates_array)
    package_entry.merge!(server_info)
    inventory << package_entry
  end
  inventory
end

#info(package) ⇒ Object

returns hash of rpm info



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# File 'lib/packageiq/provider/rhel.rb', line 51

def info(package)
  info = run("rpm -qi #{package}")
  parse_info(info)
end

#installed ⇒ Object

returns array of installed packages



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# File 'lib/packageiq/provider/rhel.rb', line 39

def installed
  installed = run('rpm -qa')
  installed.split("\n")
end

#rhel_release ⇒ Object

returns redhat relase string



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# File 'lib/packageiq/provider/rhel.rb', line 57

def rhel_release
  run('cat /etc/redhat-release')
end

#server_info ⇒ Object

returns hash of server info



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# File 'lib/packageiq/provider/rhel.rb', line 62

def server_info
  {
    server:
    {
      hostname: hostname,
      os_release: os_release,
      collection_time: timestamp
    }
  }
end

#updateable(package_info, updates) ⇒ Object

adds available update info to package_info hash



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# File 'lib/packageiq/provider/rhel.rb', line 88

def updateable(package_info, updates)
  update_info = { update: { available: 'no', version: '-', repo: '-' } }
  updates.each do |update|
    next unless update[:name] == package_info[:package][:name]
    update_info[:update][:available]  = 'yes'
    update_info[:update][:version]    = update[:version]
    update_info[:update][:repo]       = update[:repo]
    break
  end
  package_info.merge(update_info)
end

#updates ⇒ Object

returns array of available yum update hashes



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# File 'lib/packageiq/provider/rhel.rb', line 45

def updates
  updates = run('yum list updates')
  parse_list(updates)
end