Class: BuildTool::VCS::Git

Inherits:
Base
  • Object
show all
Defined in:
lib/build-tool/vcs/git.rb

Overview

Implementation for the git version control system.

Instance Attribute Summary

Attributes inherited from Base

#config

Instance Method Summary collapse

Methods inherited from Base

#apply_patches_after_rebase?, #configure, #local_path, #local_path_exist?, #patches_supported?, #recipe, #remote_path, #repository

Constructor Details

#initialize(config) ⇒ Git

Returns a new instance of Git.



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# File 'lib/build-tool/vcs/git.rb', line 55

def initialize( config )
    super( config )
    @remote = {}
    @vcs = nil
end

Instance Method Details

#checkedout? ⇒ Boolean

METHODS

Returns:

  • (Boolean) 


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# File 'lib/build-tool/vcs/git.rb', line 76

def checkedout?
    return false if !local_path_exist?
    if !Pathname.new( local_path ).join( ".git" ).exist?
        raise Base::VcsError, "Checkout path #{local_path} is not a git repo!"
    end
    return true
end

#clone ⇒ Object

Initialize the local repository



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# File 'lib/build-tool/vcs/git.rb', line 85

def clone
    # Check if path exists
    if local_path_exist?
        raise GitError, "Failed to create repository at '#{local_path}': Path exists"
    end

    # Create the directory
    FileUtils.mkdir_p( local_path ) if !$noop

    # Initialize the repository
    if git( "init", local_path ) != 0
        raise GitError, "Error while initializing the repo `git init #{local_path}'`: #{$?}"
    end

    config.remote.each do |name, val|
        if git( "remote add #{name} #{val.url}" ) != 0
            raise GitError, "Error while initializing the repo `git remote add #{name} #{val.url}`: #{$?}"
        end
    end

    cmd = "remote add origin #{repository.url}"
    if git( cmd, local_path ) != 0
        raise GitError, "Error while initializing the repo `#{cmd}`: #{$?}"
    end

    logger.info <<-EOS
The following command sometimes fails when issued from this script. Reason unknown. The
best chance you have is issuing the command manually!
#{local_path}: git fetch #{config.track_remote}
#{local_path}: git checkout -b #{config.track_branch} #{config.track_remote}/#{config.track_branch}
    EOS

    fetch()

    cmd = "checkout -b #{config.track_branch} #{config.track_remote}/#{config.track_branch}"
    if git( cmd, local_path ) != 0
        raise GitError, "Error while initializing the repo `#{cmd}`: #{$?}"
    end

end

#fetch ⇒ Object

Fetch from repository

Initializes the local clone if it does not exist.



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# File 'lib/build-tool/vcs/git.rb', line 141

def fetch()
    if !checkedout? and !$noop
        clone
    end
    cmd = "fetch -q --prune #{config.track_remote}"
    if ( rc = git( cmd ) ) != 0
        raise GitError, "Error while fetching: #{rc}"
    end
end

#fetching_supported? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/build-tool/vcs/git.rb', line 68

def fetching_supported?
    true
end

#gc ⇒ Object 



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# File 'lib/build-tool/vcs/git.rb', line 126

def gc
    git( "gc" )
end

#git(command, wd = local_path, &block) ⇒ Object 



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# File 'lib/build-tool/vcs/git.rb', line 151

def git( command, wd = local_path, &block )
    rc = self.class.execute "git #{command}", wd, &block
    if rc != 0
        raise GitError, "git #{command || "" } failed with error code #{rc}";
    end
    rc
end

#name ⇒ Object

ATTRIBUTES



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# File 'lib/build-tool/vcs/git.rb', line 64

def name
    "git"
end

#rebase ⇒ Object 



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# File 'lib/build-tool/vcs/git.rb', line 159

def rebase
    if 0 != ( git "rebase #{config.track_remote}/#{config.track_branch}" )
        raise GitSvnError, "Error while rebasing the repo with `git rebase git-svn: #{$?}"
    end
end

#remote?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/build-tool/vcs/git.rb', line 130

def remote?( name )
    found = false
    git( "remote" ) do |line|
        found = true if line == name
    end
    return found
end