Module: GitBinaryCache
- Defined in:
- lib/git_binary_cache.rb,
lib/git_binary_cache/manager.rb
Defined Under Namespace
Classes: CacheCorruptedError, CacheError, CacheMissingError, Error, Manager, OutdatedCacheError, RevisionError, UnknownRevisionError
Class Method Summary collapse
-
.check_cache_for_config(cache_name, cache_config) ⇒ Object
————————————————————————————————- Checks if specific cache exists and in a state that meets the demands listed in the config.
-
.check_cache_for_target(target) ⇒ Object
————————————————————————————————-.
-
.config_file_for_target(target) ⇒ Object
————————————————————————————————-.
-
.create_symlinks_for_project(project_dir, config) ⇒ Object
————————————————————————————————-.
- .log(message) ⇒ Object
- .logger ⇒ Object
-
.logger=(logger) ⇒ Object
————————————————————————————————-.
-
.update_cache_for_config(cache_name, cache_config) ⇒ Object
————————————————————————————————- Makes sure a specific cache exists and in a state that meets the demands listed in the config.
-
.update_cache_for_target(target) ⇒ Object
————————————————————————————————-.
Class Method Details
.check_cache_for_config(cache_name, cache_config) ⇒ Object
Checks if specific cache exists and in a state that meets the demands listed in the config
If there are any issues with the cache, throws an exception explaning the problem.
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# File 'lib/git_binary_cache.rb', line 101 def self.check_cache_for_config(cache_name, cache_config) log("Checking binary cache status for cache: #{cache_name}") manager = manager_for_config(cache_name, cache_config) # Check cache status (either a specific revision or the cache existence) rev = cache_config['revision'] if rev log("Checking if the cache has revision #{rev} has already been applied...") manager.need_revision!(rev) else log("Checking if the cache exists...") manager.need_cache! end end |
.check_cache_for_target(target) ⇒ Object
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# File 'lib/git_binary_cache.rb', line 37 def self.check_cache_for_target(target) cache_config_file = config_file_for_target(target) return unless File.readable?(cache_config_file) config = load_yaml_config(cache_config_file) config.each do |cache_name, cache_config| check_cache_for_config(cache_name, cache_config) end project_dir = File.dirname(cache_config_file) create_symlinks_for_project(project_dir, config) end |
.config_file_for_target(target) ⇒ Object
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# File 'lib/git_binary_cache.rb', line 30 def self.config_file_for_target(target) return target if File.file?(target) return File.join(target, 'git-binary-cache.yml') if File.directory?(target) raise ArgumentError, "Invalid TARGET value: should be a yaml file or a directory!" end |
.create_symlinks_for_project(project_dir, config) ⇒ Object
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# File 'lib/git_binary_cache.rb', line 65 def self.create_symlinks_for_project(project_dir, config) config.each do |cache_name, cache_config| create_link = cache_config['create_link'] || cache_config.has_key?('link_name') next unless create_link link_name = cache_config['link_name'] || cache_name link_path = File.join(project_dir, link_name) manager = manager_for_config(cache_name, cache_config) # If something exists with the name of our link if File.exists?(link_path) # Name collision unless File.symlink?(link_path) error = "Could not create link '#{link_name}' for cache '#{cache_name}' because of a name collision with an existing file or directory!" raise Error, error end # Link exists and is correct next if File.readlink(link_path) == manager.cache_dir # Drop existing link log("Link '#{link_name}' for cache '#{cache_name}' exists, but is pointing to a wrong place, fixing!") File.unlink(link_path) end # Create the link log("Creating cache link: #{link_name}...") File.symlink(manager.cache_dir, link_path) end end |
.log(message) ⇒ Object
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# File 'lib/git_binary_cache.rb', line 24 def self.log() return unless logger logger.info("git-binary-cache: #{}") end |
.logger ⇒ Object
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# File 'lib/git_binary_cache.rb', line 20 def self.logger @logger end |
.logger=(logger) ⇒ Object
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# File 'lib/git_binary_cache.rb', line 16 def self.logger=(logger) @logger = logger end |
.update_cache_for_config(cache_name, cache_config) ⇒ Object
Makes sure a specific cache exists and in a state that meets the demands listed in the config
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# File 'lib/git_binary_cache.rb', line 118 def self.update_cache_for_config(cache_name, cache_config) log("Updating binary cache: #{cache_name}") manager = manager_for_config(cache_name, cache_config) manager.update_cache!(cache_config['revision']) log("Done updating binary cache: #{cache_name}") end |
.update_cache_for_target(target) ⇒ Object
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# File 'lib/git_binary_cache.rb', line 51 def self.update_cache_for_target(target) cache_config_file = config_file_for_target(target) return unless File.readable?(cache_config_file) config = load_yaml_config(cache_config_file) config.each do |cache_name, cache_config| update_cache_for_config(cache_name, cache_config) end project_dir = File.dirname(cache_config_file) create_symlinks_for_project(project_dir, config) end |