Class: Rpm

Inherits:
CliFuncs show all
Defined in:
lib/cli_funcs_rpm.rb

Defined Under Namespace

Classes: RpmDependencies, RpmProvides

Instance Attribute Summary collapse

Attributes inherited from CliFuncs

#base_dir, #data_dir, #ignore_bad_exit, #output

Instance Method Summary collapse

Methods inherited from CliFuncs

#clear_values, #flag_add, #flags_run, #run_and_capture, #set_dirs

Constructor Details

#initialize ⇒ Rpm

Returns a new instance of Rpm.



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# File 'lib/cli_funcs_rpm.rb', line 11

def initialize
  super
  @utility ||= CliUtils.new("rpm").utility_path
  @packages_dir ||= SYSTEM_CONFIG["packages_dir"]
  @default_dist ||= SYSTEM_CONFIG["default_dist"]
  @rpm_file ||= ""
  @fpp = ""
  @extract_dir = ""
  @final_args = Array.new
  @control = Hash.new
  @output_filter_control = Array.new
  @dependencies = Hash.new
  @provides = Hash.new
  @filelist = Array.new
  @scripts = Hash.new
end

Instance Attribute Details

#control ⇒ Object (readonly)

Returns the value of attribute control.



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# File 'lib/cli_funcs_rpm.rb', line 9

def control
  @control
end

#dependencies ⇒ Object (readonly)

Returns the value of attribute dependencies.



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# File 'lib/cli_funcs_rpm.rb', line 9

def dependencies
  @dependencies
end

#extract_dir ⇒ Object

Returns the value of attribute extract_dir.



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# File 'lib/cli_funcs_rpm.rb', line 8

def extract_dir
  @extract_dir
end

#filelist ⇒ Object (readonly)

Returns the value of attribute filelist.



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# File 'lib/cli_funcs_rpm.rb', line 9

def filelist
  @filelist
end

#flags_all ⇒ Object

Returns the value of attribute flags_all.



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# File 'lib/cli_funcs_rpm.rb', line 8

def flags_all
  @flags_all
end

#fpp ⇒ Object (readonly)

Returns the value of attribute fpp.



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# File 'lib/cli_funcs_rpm.rb', line 9

def fpp
  @fpp
end

#provides ⇒ Object (readonly)

Returns the value of attribute provides.



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# File 'lib/cli_funcs_rpm.rb', line 9

def provides
  @provides
end

#rpm_file ⇒ Object

Returns the value of attribute rpm_file.



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# File 'lib/cli_funcs_rpm.rb', line 8

def rpm_file
  @rpm_file
end

#scripts ⇒ Object (readonly)

Returns the value of attribute scripts.



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# File 'lib/cli_funcs_rpm.rb', line 9

def scripts
  @scripts
end

Instance Method Details

#cmd_run ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 306

def cmd_run
  u = CliUtils.new(@utility)
  puts [u.utility_path, flags_run, @rpm_file, @final_args].flatten.inspect if DEBUG
  [u.utility_path, flags_run, @rpm_file, @final_args].flatten
end

#do_extract ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 48

def do_extract
  prepare_package_dir
  extract_package
  write_info
end

#extract_package ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 54

def extract_package
  # We have to copy the package to the files directory before we can run the rpm2cpio command
  begin
    FileUtils.cp(@rpm_file, "#{@fpp}/files")
  rescue Exception => e
    puts "Tried to copy #{@rpm_file} to #{@fpp}/files during Rpm.extract_package, received exception: #{e}"
  end

  # This should fill up @output with the archive content
  rpm2cpio

  # Move the rpm to the redhat directory for safe keeping
  begin
    FileUtils.mv("#{@fpp}/files/#{@rpm_file.split("/")[-1]}","#{@fpp}/redhat")
  rescue Exception => e
    puts "Tried to move #{@fpp}/files/#{@rpm_file.split("/")[-1]} to #{@fpp}/redhat during Rpm.extract_package, received exception: #{e}"
  end

end

#flags_query_package_control ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 312

def flags_query_package_control
  flag_add("-qpi")
end

#flags_query_package_dependencies ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 316

def flags_query_package_dependencies
  flag_add("-qpR")
end

#flags_query_package_filelist ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 325

def flags_query_package_filelist
  flag_add("-qp")
  flag_add("--list")
end

#flags_query_package_provides ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 320

def flags_query_package_provides
  flag_add("-qp")
  flag_add("--provides")
end

#flags_query_package_scripts ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 330

def flags_query_package_scripts
  flag_add("-qp")
  flag_add("--scripts")
end

#get_dependency ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 122

def get_dependency
end

#output_process_control ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 239

def output_process_control
  @output.each do |line|
    @output_filter_control.each do |pattern|
      if line =~ /#{pattern}/
        if(($1 and $2) and ($3 and $4))
          @control[$1.strip] = $2.strip
          @control[$3.strip] = $4.strip
        elsif($1 and $2)
          @control[$1.strip] = $2.strip
        end
      end
    end
  end
end

#output_process_dependencies ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 254

def output_process_dependencies
  @output.each do |line|
    pkg,ver = line.strip.chomp.split(/\s/, 2)
    if(ver == nil)
      @dependencies[pkg] = nil
    else
      @dependencies[pkg] = ver
    end
  end
end

#output_process_filelist ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 265

def output_process_filelist
  @output.each do |line|
    @filelist.push(line.chomp)
  end
end

#output_process_provides ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 271

def output_process_provides
  @output.each do |line|
    pkg,ver = line.strip.chomp.split(" = ", 2)
    if(ver == nil)
      @provides[pkg] = nil
    else
      @provides[pkg] = ver
    end
  end
end

#output_process_scripts ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 221

def output_process_scripts
  script = ""

  @output.each do |line|
    next if line.length == 0
    if line =~ /^(\w+)\sscriptlet\s/
      script = $1
      puts "SCRIPT: #{script}" if DEBUG
      next
    end
    if(@scripts[script] == nil)
      @scripts[script] = line
    else
      @scripts[script] << line
    end
  end
end

#prepare_package_dir ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 158

def prepare_package_dir
  group = @control["Group"].gsub(" ","_")
  name = @control["Name"]
  version = "#{@control["Version"]}-#{@control["Release"]}"
  arch = @rpm_file.split(".")[-2]
  @fpp = "#{@packages_dir}/#{@default_dist}/#{group}/#{name}.#{arch}/#{version}"
  begin
    FileUtils.mkdir_p "#{@fpp}/files"
  rescue Exception => e
    puts "Tried to create #{@fpp}/files during 'Rpm.prepare_package_dir', received exception: #{e}"
  end
  begin
    FileUtils.mkdir_p "#{@fpp}/redhat"
  rescue Exception => e
    puts "Tried to create #{@fpp}/redhat during 'Rpm.prepare_package_dir', received exception: #{e}"
  end
end

#rpm ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 34

def rpm
  run_and_capture(cmd_run)
end

#rpm2cpio ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 38

def rpm2cpio
  r = Rpm2Cpio.new
  r.rpm_file = @rpm_file
  r.rpm2cpio
  c = Cpio.new
  c.cpio_data = r.output
  c.extract_dir = "#{@fpp}/files"
  c.cpio
end

#set_control ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 213

def set_control
  clear_values
  set_output_filter_control
  flags_query_package_control
  rpm
  output_process_control
end

#set_dependencies ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 206

def set_dependencies
  clear_values
  flags_query_package_dependencies
  rpm
  output_process_dependencies
end

#set_filelist ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 199

def set_filelist
  clear_values
  flags_query_package_filelist
  rpm
  output_process_filelist
end

#set_info ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 176

def set_info
  initialize
  set_control
  set_dependencies
  set_provides
  set_filelist
  set_scripts
end

#set_output_filter_control ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 282

def set_output_filter_control
  # Name / Relocations
  @output_filter_control.push("^(Name)\s+: (.*)\s+(Relocations): (.*)$")
  # Version / Vendor
  @output_filter_control.push("^(Version)\s+: (.*)\s+(Vendor): (.*)$")
  # Release / Build Date
  @output_filter_control.push("^(Release)\s+: (.*)\s+(Build Date): (.*)$")
  # Install Date / Build Host
  @output_filter_control.push("^(Install Date): (.*)\s+(Build Host): (.*)$")
  # Group  / Source RPM
  @output_filter_control.push("^(Group)\s+: (.*)\s+(Source RPM): (.*)$")
  # Size / License
  @output_filter_control.push("^(Size)\s+: (.*)\s+(License): (.*)$")
  # Signature
  @output_filter_control.push("^(Signature)\s+: (.*)$")
  # Packager
  @output_filter_control.push("^(Packager)\s+: (.*)$")
  # URL
  @output_filter_control.push("^(URL)\s+: (.*)$")
  # Summary
  @output_filter_control.push("^(Summary)\s+: (.*)$")
  # We are not capturing 'Description' right now since there's no need
end

#set_provides ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 192

def set_provides
  clear_values
  flags_query_package_provides
  rpm
  output_process_provides
end

#set_scripts ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 185

def set_scripts
  clear_values
  flags_query_package_scripts
  rpm
  output_process_scripts
end

#write_control ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 137

def write_control
  begin
    f = open("#{@fpp}/redhat/info", 'w+')
    @control.each_pair do |k,v|
      f.puts "#{k}: #{v}"
    end
    f.close
  rescue Exception => e
    puts "Tried to open file #{@fpp}/redhat/#{k} for writing during 'Rpm.write_control', received exception: #{e}"
  end
end

#write_dependencies_to_db ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 108

def write_dependencies_to_db
  arch = @rpm_file.split(".")[-2]
  @dependencies.each_pair do |k,v|
    RpmDependencies.create(:dependency => k, :version => v, :rpm => @rpm_file.split("/")[-1], :arch => arch)
  end
end

#write_dependencies_to_file ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 96

def write_dependencies_to_file
  begin
    f = open("#{@fpp}/redhat/dependencies", 'w+')
    @dependencies.each_pair do |k,v|
      f.puts "#{k} #{v}"
    end
    f.close
  rescue Exception => e
    puts "Tried to open file #{@fpp}/redhat/dependencies for writing during 'Rpm.write_dependencies', received exception: #{e}"
  end
end

#write_filelist ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 84

def write_filelist
  begin
    f = open("#{@fpp}/redhat/filelist", 'w+')
    @filelist.each do |file|
      f.puts file
    end
    f.close
  rescue Exception => e
    puts "Tried to open file #{@fpp}/redhat/filelist for writing during 'Rpm.write_filelist', received exception: #{e}"
  end
end

#write_info ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 74

def write_info
  write_control
  write_scripts unless @write_scripts == nil
  write_filelist
  write_provides_to_file
  write_provides_to_db
  write_dependencies_to_file
  write_dependencies_to_db
end

#write_provides_to_db ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 115

def write_provides_to_db
  arch = @rpm_file.split(".")[-2]
  @provides.each_pair do |k,v|
    RpmProvides.create(:provides => k, :providedby => "#{@control['Name']}.#{arch}", :version => v, :rpm => @rpm_file.split("/")[-1], :arch => arch)
  end
end

#write_provides_to_file ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 125

def write_provides_to_file
  begin
    f = open("#{@fpp}/redhat/provides", 'w+')
    @provides.each_pair do |k,v|
      f.puts "#{k} #{v}"
    end
    f.close
  rescue Exception => e
    puts "Tried to open file #{@fpp}/redhat/provides for writing during 'Rpm.write_provides', received exception: #{e}"
  end
end

#write_scripts ⇒ Object 



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# File 'lib/cli_funcs_rpm.rb', line 149

def write_scripts
  @scripts.each_pair do |k,v|
    #puts "KEY: #{k} VAL: #{v}"
    f = open("#{@fpp}/redhat/#{k}", 'w+')
    f.print v
    f.close
  end
end