summaryrefslogtreecommitdiff
path: root/lib/gitlab_projects.rb
blob: 1e9eda1c23516879dc95d75520dc35e935ed44bd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
require 'open3'
require 'fileutils'

require_relative 'gitlab_config'

class GitlabProjects
  # Project name is a directory name for repository with .git at the end
  # It may be namespaced or not. Like repo.git or gitlab/repo.git
  attr_reader :project_name

  # Absolute path to directory where repositories stored
  # By default it is /home/git/repositories
  attr_reader :repos_path

  # Full path is an absolute path to the repository
  # Ex /home/git/repositories/test.git
  attr_reader :full_path

  def initialize
    @command = ARGV.shift
    @project_name = ARGV.shift
    @repos_path = GitlabConfig.new.repos_path
    @full_path = File.join(@repos_path, @project_name)
  end

  def exec
    case @command
    when 'create-branch'; create_branch
    when 'rm-branch'; rm_branch
    when 'create-tag'; create_tag
    when 'rm-tag'; rm_tag
    when 'add-project'; add_project
    when 'rm-project';  rm_project
    when 'mv-project';  mv_project
    when 'import-project'; import_project
    when 'fork-project'; fork_project
    else
      puts 'not allowed'
      false
    end
  end

  protected

  def create_branch
    branch_name = ARGV.shift
    ref = ARGV.shift || "HEAD"
    cmd = "cd #{full_path} && git branch #{branch_name} #{ref}"
    system(cmd)
  end

  def rm_branch
    branch_name = ARGV.shift
    cmd = "cd #{full_path} && git branch -D #{branch_name}"
    system(cmd)
  end

  def create_tag
    tag_name = ARGV.shift
    ref = ARGV.shift || "HEAD"
    cmd = "cd #{full_path} && git tag #{tag_name} #{ref}"
    system(cmd)
  end

  def rm_tag
    tag_name = ARGV.shift
    cmd = "cd #{full_path} && git tag -d #{tag_name}"
    system(cmd)
  end

  def add_project
    FileUtils.mkdir_p(full_path, mode: 0770)
    cmd = "cd #{full_path} && git init --bare && #{create_hooks_cmd}"
    system(cmd)
  end

  def create_hooks_cmd
    create_hooks_to(full_path)
  end

  def rm_project
    FileUtils.rm_rf(full_path)
  end

  # Import project via git clone --bare
  # URL must be publicly clonable
  def import_project
    @source = ARGV.shift
    cmd = "cd #{repos_path} && git clone --bare #{@source} #{project_name} && #{create_hooks_cmd}"
    system(cmd)
  end

  # Move repository from one directory to another
  #
  # Ex.
  #  gitlab.git -> gitlabhq.git
  #  gitlab/gitlab-ci.git -> randx/six.git
  #
  # Wont work if target namespace directory does not exist
  #
  def mv_project
    new_path = ARGV.shift

    return false unless new_path

    new_full_path = File.join(repos_path, new_path)

    # check if source repo exists
    # and target repo does not exist
    return false unless File.exists?(full_path)
    return false if File.exists?(new_full_path)

    FileUtils.mv(full_path, new_full_path)
  end

  def fork_project
    new_namespace = ARGV.shift

    # destination namespace must be provided
    return false unless new_namespace

    #destination namespace must exist
    namespaced_path = File.join(repos_path, new_namespace)
    return false unless File.exists?(namespaced_path)

    #a project of the same name cannot already be within the destination namespace
    full_destination_path = File.join(namespaced_path, project_name.split('/')[-1])
    return false if File.exists?(full_destination_path)

    cmd = "cd #{namespaced_path} && git clone --bare #{full_path} && #{create_hooks_to(full_destination_path)}"
    system(cmd)
  end

  private

  def create_hooks_to(dest_path)
    pr_hook_path = File.join(ROOT_PATH, 'hooks', 'post-receive')
    up_hook_path = File.join(ROOT_PATH, 'hooks', 'update')

    "ln -s #{pr_hook_path} #{dest_path}/hooks/post-receive && ln -s #{up_hook_path} #{dest_path}/hooks/update"

  end

end