Class: MiqLinux::Packages

Inherits:
Object
  • Object
show all
Defined in:
lib/metadata/linux/LinuxPackages.rb

Constant Summary collapse

DPKG_FILE =

Debian based packageing.

'/var/lib/dpkg/status'
PORTAGE_DB =

Gentoo based packageing - portage.

'/var/db/pkg'
PORTAGE_CMD = 
'/usr/bin/emerge'
RPM_DB =

RPM DB directory.

"/var/lib/rpm"
CONARY_FILE =

Conary DB file

"/var/lib/conarydb/conarydb"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(fs = nil) ⇒ Packages

Returns a new instance of Packages.



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# File 'lib/metadata/linux/LinuxPackages.rb', line 30

def initialize(fs = nil)
  @fs = fs
  @pkg = nil
  @packages = []

  return unless fs

  if fs.fileExists?(DPKG_FILE)
    procDpkg(DPKG_FILE)
  elsif fs.fileExists?(PORTAGE_CMD) && fs.fileDirectory?(PORTAGE_DB)
    procPortage(PORTAGE_DB)
  elsif fs.fileDirectory?(RPM_DB)
    procRPM(RPM_DB)
  elsif fs.fileExists?(CONARY_FILE)
    procConary(CONARY_FILE)
  end
end

Instance Attribute Details

#fs ⇒ Object

Returns the value of attribute fs.



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# File 'lib/metadata/linux/LinuxPackages.rb', line 9

def fs
  @fs
end

Instance Method Details

#encodeStrings(data) ⇒ Object 



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# File 'lib/metadata/linux/LinuxPackages.rb', line 194

def encodeStrings(data)
  data.gsub!(/>/, ">")
  data.gsub!(/</, "&lt;")
  data.gsub!(/'/, "&apos;")
  data.gsub!(/"/, "&quot;")
  data
end

#procConary(dbFile) ⇒ Object

Conary DB processing



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# File 'lib/metadata/linux/LinuxPackages.rb', line 166

def procConary(dbFile)
  $log.debug "Processing Conary package database"
  rpmp = MiqConaryPackages.new(@fs, dbFile)
  rpmp.each { |p| @packages << p }
  rpmp.close
end

#procDpkg(pf) ⇒ Object 



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# File 'lib/metadata/linux/LinuxPackages.rb', line 48

def procDpkg(pf)
  $log.debug "Processing Dpkg package database"
  pfls = ""
  @fs.fileOpen(pf) { |fo| pfls = fo.read }
  desc = false

  pfls.each_line do |pfl|
    pfl.chop!

    case pfl
    when /^Package:\s/ then
      @pkg = MiqHashStruct.new
      @pkg.name = pfl.gsub(/^Package:\s/, '')
      @packages << @pkg
      desc = false

    when /^Status:\s/ then
      @pkg.status = pfl.gsub(/^Status:\s/, '')
      @pkg.installed = false
      @pkg.installed = true if @pkg.status =~ /\sinstalled$/
      desc = false

    when /^Version:\s/ then
      @pkg.version = pfl.gsub(/^Version:\s/, '')
      desc = false

    when /^Depends:\s/ then
      @pkg.depends = pfl.gsub(/^Depends:\s/, '')
      desc = true

    when /^Section:\s/ then
      @pkg.category = pfl.gsub(/^Section:\s/, '')
      desc = false

    when /^Description:\s/ then
      @pkg.description = pfl.gsub(/^Description:\s/, '')
      desc = true

    when /^Priority:\s/ then
      desc = false
    when /^Conflicts:\s/ then
      desc = false
    when /^Provides:\s/ then
      desc = false
    when /^Pre-Depends:\s/ then
      desc = false
    when /^Recommends:\s/ then
      desc = false
    when /^Suggests:\s/ then
      desc = false
    when /^Conffiles:/ then
      desc = false
    when /^Architecture:\s/ then
      desc = false
    when /^Installed-Size:\s/ then
      desc = false
    when /^Enhances:\s/ then
      desc = false
    when /^Original-Maintainer:\s/ then
      desc = false
    when /^$/ then
      desc = false

    else
      @pkg.description ||= ""
      @pkg.description += "\n" + pfl if desc
    end
  end
end

#procPortage(pd) ⇒ Object 



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# File 'lib/metadata/linux/LinuxPackages.rb', line 118

def procPortage(pd)
  $log.debug "Processing Portage package database"
  @fs.chdir(pd)

  @fs.dirForeach do |cat|
    next if cat == '.' || cat == '..'
    @fs.chdir(cat)

    @fs.dirForeach do |pkg|
      next if pkg == '.' || pkg == '..'
      @fs.chdir(pkg)

      p = pkg
      v = '???'
      if pkg =~ /-\d+.*$/
        p = $`
        v = $&[1, $&.length]
      end

      @pkg = MiqHashStruct.new
      @pkg.name = p
      @pkg.version = v
      @pkg.category = cat
      @pkg.status = "installed"
      @pkg.installed = true
      @fs.fileOpen('DEPEND') { |fo| @pkg.depends = fo.read.chomp } if @fs.fileFile?('DEPEND')
      @fs.fileOpen('DESCRIPTION') { |fo| @pkg.description = fo.read.chomp } if @fs.fileFile?('DESCRIPTION')
      @packages << @pkg

      @fs.chdir('..')
    end
    @fs.chdir('..')
  end
end

#procRPM(dbDir) ⇒ Object

Client-side RPM DB processing.



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# File 'lib/metadata/linux/LinuxPackages.rb', line 156

def procRPM(dbDir)
  $log.debug "Processing RPM package database"
  rpmp = MiqRpmPackages.new(@fs, File.join(dbDir, "Packages"))
  rpmp.each { |p| @packages << p }
  rpmp.close
end

#toString(_doc = nil) ⇒ Object 



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# File 'lib/metadata/linux/LinuxPackages.rb', line 185

def toString(_doc = nil)
  pkgs = "<applications>\n"
  @packages.each do |p|
    next unless p.installed
    pkgs += "  <application name='#{encodeStrings(p.name)}' version='#{p.version}' description='#{p.description}' typename='#{p.category}' />\n"
  end
  pkgs += "</applications>"
end

#toXml(doc = nil) ⇒ Object 



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# File 'lib/metadata/linux/LinuxPackages.rb', line 173

def toXml(doc = nil)
  doc = MiqXml.createDoc(nil) unless doc

  pkgs = doc.add_element 'applications'
  @packages.each do |p|
    next unless p.installed
    pkgs.add_element('application', {"name" => p.name, "version" => p.version, "description" => p.description, "typename" => p.category, "arch" => p.arch, "release" => p.release, "install_time" => p.installtime, "build_time" => p.buildtime, "url" => p.url})
    # "status" => p.status, "depends" => p.depends
  end
  doc
end