101 lines
2.8 KiB
Ruby
101 lines
2.8 KiB
Ruby
require "capistrano/scm/plugin"
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require "cgi"
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require "securerandom"
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require "shellwords"
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require "uri"
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class Capistrano::SCM::Git < Capistrano::SCM::Plugin
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def set_defaults
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set_if_empty :git_shallow_clone, false
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set_if_empty :git_wrapper_path, lambda {
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# Use a unique name that won't collide with other deployments, and
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# that cannot be guessed by other processes that have access to /tmp.
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"#{fetch(:tmp_dir)}/git-ssh-#{SecureRandom.hex(10)}.sh"
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}
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set_if_empty :git_environmental_variables, lambda {
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{
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git_askpass: "/bin/echo",
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git_ssh: fetch(:git_wrapper_path)
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}
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}
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set_if_empty :git_max_concurrent_connections, 10
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set_if_empty :git_wait_interval, 0
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end
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def register_hooks
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after "deploy:new_release_path", "git:create_release"
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before "deploy:check", "git:check"
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before "deploy:set_current_revision", "git:set_current_revision"
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end
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def define_tasks
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eval_rakefile File.expand_path("../tasks/git.rake", __FILE__)
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end
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def repo_mirror_exists?
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backend.test " [ -f #{repo_path}/HEAD ] "
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end
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def check_repo_is_reachable
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git :'ls-remote', git_repo_url, "HEAD"
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end
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def clone_repo
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if (depth = fetch(:git_shallow_clone))
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git :clone, "--mirror", "--depth", depth, "--no-single-branch", git_repo_url, repo_path.to_s
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else
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git :clone, "--mirror", git_repo_url, repo_path.to_s
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end
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end
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def update_mirror
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# Update the origin URL if necessary.
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git :remote, "set-url", "origin", git_repo_url
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# Note: Requires git version 1.9 or greater
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if (depth = fetch(:git_shallow_clone))
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git :fetch, "--depth", depth, "origin", fetch(:branch)
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else
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git :remote, :update, "--prune"
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end
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end
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def verify_commit
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git :"verify-commit", fetch_revision
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end
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def archive_to_release_path
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if (tree = fetch(:repo_tree))
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tree = tree.slice %r#^/?(.*?)/?$#, 1
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components = tree.split("/").size
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git :archive, fetch(:branch), tree, "| #{SSHKit.config.command_map[:tar]} -x --strip-components #{components} -f - -C", release_path
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else
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git :archive, fetch(:branch), "| #{SSHKit.config.command_map[:tar]} -x -f - -C", release_path
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end
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end
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def fetch_revision
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backend.capture(:git, "rev-list --max-count=1 #{fetch(:branch)}")
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end
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def git(*args)
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args.unshift :git
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backend.execute(*args)
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end
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def git_repo_url
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if fetch(:git_http_username) && fetch(:git_http_password)
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URI.parse(repo_url).tap do |repo_uri|
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repo_uri.user = fetch(:git_http_username)
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repo_uri.password = CGI.escape(fetch(:git_http_password))
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end.to_s
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elsif fetch(:git_http_username)
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URI.parse(repo_url).tap do |repo_uri|
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repo_uri.user = fetch(:git_http_username)
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end.to_s
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else
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repo_url
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end
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end
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end
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