Module: SNAP

Included in:

PRM::Repo

Defined in:

lib/prm/repo.rb

Instance Method Summary

• #snapshot_to(path, component, release, snapname, type, recent) ⇒ Object

Instance Method Details

#snapshot_to(path, component, release, snapname, type, recent) ⇒ Object

# File 'lib/prm/repo.rb', line 211

def snapshot_to(path,component,release,snapname,type,recent)
    if type != "deb"
        puts "Only deb supported"
        return
    end

    release.each do |r| 
        time = Time.new
        now = time.strftime("%Y-%m-%d-%H-%M")
        new_snap = "#{snapname}-#{now}"


        component.each do |c|
            if !File.exists?("#{path}/dists/#{r}/#{c}")
                puts "Component doesn't exist! To snapshot you need to have an existing component\n"
                return
            end
        end

        if File.exists?("#{path}/dists/#{r}/#{snapname}") && !File.symlink?("#{path}/dists/#{r}/#{snapname}") 
            puts "Snapshot target is a filesystem, remove it or rename your snap target"
            return
        end

        unless File.exists?("#{path}/dists/#{r}/#{new_snap}/")
            Dir.mkdir("#{path}/dists/#{r}/#{new_snap}")
        end

        if recent
            component.each do |c|
                arch_ar = arch.split(",")
                arch_ar.each do |a|
                    source_dir = "#{path}/dists/#{r}/#{c}/binary-#{a}"
                    target_dir = "#{path}/dists/#{r}/#{new_snap}/binary-#{a}"
                    pfiles = Dir.glob("#{source_dir}/*").sort_by { |f| File.mtime(f) }

                    package_hash = Hash.new
                    pfiles.each do |p|
                        file = p.split(/[_]/)
                        mtime = File.mtime(p)
                        date_in_mil = mtime.to_f
                        if File.directory?(p)
                            next
                        elsif !package_hash.has_key?(file[0])
                            package_hash[file[0]] = { "name" => p, "time" => date_in_mil }
                        else
                            if date_in_mil > package_hash[file[0]]["time"]
                                package_hash[file[0]] = { "name" => p, "time" => date_in_mil }
                            end
                        end
                    end

                    if !File.exists?(target_dir)
                        FileUtils.mkdir_p(target_dir)
                    end

                    package_hash.each do |key,value|
                        value["name"].each do |k|
                            target_file = k.split("/").last
                            FileUtils.cp(k, "#{target_dir}/#{target_file}")
                        end
                    end

                end
            end
        else
            FileUtils.cp_r(Dir["#{path}/dists/#{r}/#{component}/*"], "#{path}/dists/#{r}/#{new_snap}")
        end

        if File.exists?("#{path}/dists/#{r}/#{snapname}")
            FileUtils.rm("#{path}/dists/#{r}/#{snapname}")
        end

        FileUtils.ln_s "#{new_snap}", "#{path}/dists/#{r}/#{snapname}", :force => true
        puts "Created #{snapname} snapshot of #{component}\n"
    end
end