fisheye2gitlab.rb

# fisheye2gitlab.rb
#
# Migrate git repos from Atlassian FishEye git server (or a generic git server)
# to GitLab with JIRA integration enabled.
#
# Requires https://github.com/NARKOZ/gitlab
#
# Ensure 'git' user on GitLab server has git/ssh/http access to source repos for
# migration

require 'gitlab'

# Set these variables for your environment
gitlab_host = 'gitlab.my.domain'
gitlab_proto = 'https'
gitlab_port = '443'
gitlab_token = 'my_token'
gitlab_hook_regex = '\b[A-Z]{3}-[0-9]+\b|#\d{5}'
jira_host = 'jira.my.domain'
jira_proto = 'https'
jira_port = '443'
jira_username = 'svc-gitlab'    # Ensure this service account exists in JIRA
jira_password = 'my_password'   # with adequate permissions to update issues


# These are built from above variables and probably don't need to be altered
jira_root = "#{jira_proto}://#{jira_host}:#{jira_port}"
jira_new_issue_url = "#{jira_root}/secure/CreateIssue.jspa"
jira_project_url_root = "#{jira_root}/issues/?jql=project="
jira_issues_url = "#{jira_root}/browse/:id"
jira_api_url = "#{jira_root}/rest/api/2"


# Supply an array of projects to be migrated.
projects = [{ name: 'webapp',
              description: 'Our Web App',
              jira_project_url: "#{jira_project_url_root}webapp",
              import_url: "ssh://[email protected]/git/webapp.git"
            },
            { name: 'scripts',
              description: 'Our scripts repo',
              jira_project_url: "#{jira_project_url_root}scripts",
              import_url: "ssh://[email protected]/git/scripts.git"
            }
           ]

# Create GitLab client object
g = Gitlab.client(endpoint: "#{gitlab_proto}://#{gitlab_host}:#{gitlab_port}/api/v3",
                  private_token: gitlab_token,
                  httparty: {verify: false})

# Create empty hash to hold existing project names and ids
existing_projects = {}

# Get existing projects object and add names and ids to hash
projects_obj = g.projects()
projects_obj.auto_paginate do |project|
  proj_name = project.name
  proj_id = project.id
  existing_projects[proj_name] = proj_id
end

# Create projects on GitLab server if they don't already exist and update
# settings
projects.each do |project|
  if existing_projects.keys.include?("#{project[:name]}")
    puts "Project #{project[:name]} already exists"
    id = existing_projects["#{project[:name]}"]
  else
    puts "Creating project #{project[:name]}..."
    p = g.create_project("#{project[:name]}",
      {description: "#{project[:description]}",
       group_id: '4',
       namespace_id: '4',
       import_url: "#{project[:import_url]}"})
    id = p.id
  end  
 
  g.change_service(id, :jira, { description: 'Jira issue tracker',
                                new_issue_url: "#{jira_new_issue_url}",
                                project_url: "#{project[:jira_project_url]}",
                                issues_url: "#{jira_issues_url}",
                                api_url: "#{jira_api_url}",
                                username: "#{jira_username}",
                                password: "#{jira_password}" })
  g.edit_git_hook(id, { deny_delete_tag: false,
                        commit_message_regex: "#{gitlab_hook_regex}" })
end