gitlab-org--gitlab-foss/lib/gitlab/git/hook_env.rb
2018-03-30 09:19:46 +00:00

51 lines
1.5 KiB
Ruby

# Gitaly note: JV: no RPC's here.
module Gitlab
module Git
# Ephemeral (per request) storage for environment variables that some Git
# commands need during internal API calls made from Git push hooks.
#
# For example, in pre-receive hooks, new objects are put in a temporary
# $GIT_OBJECT_DIRECTORY. Without it set, the new objects cannot be retrieved
# (this would break push rules for instance).
#
# This class is thread-safe via RequestStore.
class HookEnv
WHITELISTED_VARIABLES = %w[
GIT_OBJECT_DIRECTORY_RELATIVE
GIT_ALTERNATE_OBJECT_DIRECTORIES_RELATIVE
].freeze
def self.set(gl_repository, env)
return unless RequestStore.active?
raise "missing gl_repository" if gl_repository.blank?
RequestStore.store[:gitlab_git_env] ||= {}
RequestStore.store[:gitlab_git_env][gl_repository] = whitelist_git_env(env)
end
def self.all(gl_repository)
return {} unless RequestStore.active?
h = RequestStore.fetch(:gitlab_git_env) { {} }
h.fetch(gl_repository, {})
end
def self.to_env_hash(gl_repository)
env = {}
all(gl_repository).compact.each do |key, value|
value = value.join(File::PATH_SEPARATOR) if value.is_a?(Array)
env[key.to_s] = value
end
env
end
def self.whitelist_git_env(env)
env.select { |key, _| WHITELISTED_VARIABLES.include?(key.to_s) }.with_indifferent_access
end
end
end
end