Class: Autoproj::PackageManagers::YumManager

Inherits:
ShellScriptManager show all
Defined in:
lib/autoproj/package_managers/yum_manager.rb

Overview

Package manager interface for systems that use yum

Instance Attribute Summary

Attributes inherited from ShellScriptManager

#auto_install_cmd, #needs_locking, #needs_root, #user_install_cmd

Attributes inherited from Manager

#enabled, #silent, #ws

Instance Method Summary collapse

Methods inherited from ShellScriptManager

execute, #generate_auto_os_script, #generate_script, #generate_user_os_script, #needs_locking?, #needs_root?, #osdeps_interaction

Methods inherited from Manager

#call_while_empty?, #configure_manager, #enabled?, #initialize_environment, #os_dependencies, #silent?, #strict?

Constructor Details

#initialize(ws) ⇒ YumManager

Returns a new instance of YumManager.



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# File 'lib/autoproj/package_managers/yum_manager.rb', line 5

def initialize(ws)
    super(ws, true,
          %w[yum install],
          %w[yum install -y])
end

Instance Method Details

#filter_uptodate_packages(packages) ⇒ Object 



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# File 'lib/autoproj/package_managers/yum_manager.rb', line 11

def filter_uptodate_packages(packages)
    result = `LANG=C rpm -q --queryformat "%{NAME}\n" '#{packages.join("' '")}'`

    installed_packages = []
    new_packages = []
    result.split("\n").each_with_index do |line, index|
        line = line.strip
        if line =~ /package (.*) is not installed/
            package_name = $1
            unless packages.include?(package_name) # something is wrong, fallback to installing everything
                return packages
            end

            new_packages << package_name
        else
            package_name = line.strip
            unless packages.include?(package_name) # something is wrong, fallback to installing everything
                return packages
            end

            installed_packages << package_name
        end
    end
    new_packages
end

#install(packages, filter_uptodate_packages: false, install_only: false) ⇒ Object 



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# File 'lib/autoproj/package_managers/yum_manager.rb', line 37

def install(packages, filter_uptodate_packages: false, install_only: false)
    packages = filter_uptodate_packages(packages) if filter_uptodate_packages

    patterns, packages = packages.partition { |pkg| pkg =~ /^@/ }
    patterns = patterns.map { |str| str[1..-1] }
    result = false
    unless patterns.empty?
        result |= super(patterns,
                        auto_install_cmd: %w[yum groupinstall -y],
                        user_install_cmd: %w[yum groupinstall])
    end
    result |= super(packages) unless packages.empty?
    if result
        # Invalidate caching of installed packages, as we just
        # installed new packages !
        @installed_packages = nil
    end
end