sregistry/main/aws/api.py
def download_layers(self, repo_name, digest=None, destination=None):
    ''' download layers is a wrapper to do the following for a client loaded
        with a manifest for an image:
      
        1. use the manifests to retrieve list of digests (get_digests)
        2. atomically download the list to destination (get_layers)

        This function uses the MultiProcess client to download layers
        at the same time.
    '''
    from sregistry.main.workers import Workers
    from sregistry.main.workers.aws import download_task

    # Obtain list of digets, and destination for download
    self._get_manifest(repo_name, digest)
    digests = self._get_digests(repo_name, digest)
    destination = self._get_download_cache(destination)

    # Create multiprocess download client
    workers = Workers()

    # Download each layer atomically
    tasks = []
    layers = []

    # Start with a fresh token
    self._update_token()

    for digest in digests:

        targz = "%s/%s.tar.gz" % (destination, digest['digest'])
        url = '%s/%s/blobs/%s' % (self.base, repo_name, digest['digest'])
         
        # Only download if not in cache already
        if not os.path.exists(targz):
            tasks.append((url, self.headers, targz))
        layers.append(targz)

    # Download layers with multiprocess workers
    if len(tasks) > 0:

        download_layers = workers.run(func=download_task,
                                      tasks=tasks)

    return layers, url
def download_layers(self, repo_name, digest=None, destination=None):
    ''' download layers is a wrapper to do the following for a client loaded
        with a manifest for an image:
      
        1. use the manifests to retrieve list of digests (get_digests)
        2. atomically download the list to destination (get_layers)

        This function uses the MultiProcess client to download layers
        at the same time.
    '''
    from sregistry.main.workers import Workers
    from sregistry.main.workers.aws import download_task

    # Obtain list of digets, and destination for download
    self._get_manifest(repo_name, digest)
    digests = self._get_digests(repo_name, digest)
    destination = self._get_download_cache(destination)

    # Create multiprocess download client
    workers = Workers()

    # Download each layer atomically
    tasks = []
    layers = []

    # Start with a fresh token
    self._update_token()

    for digest in digests:

        targz = "%s/%s.tar.gz" % (destination, digest['digest'])
        url = '%s/%s/blobs/%s' % (self.base, repo_name, digest['digest'])
         
        # Only download if not in cache already
        if not os.path.exists(targz):
            tasks.append((url, self.headers, targz))
        layers.append(targz)

    # Download layers with multiprocess workers
    if len(tasks) > 0:

        download_layers = workers.run(func=download_task,
                                      tasks=tasks)

    return layers, url
def download_layers ( self , repo_name , digest = None , destination = None ) : from sregistry . main . workers import Workers from sregistry . main . workers . aws import download_task # Obtain list of digets, and destination for download self . _get_manifest ( repo_name , digest ) digests = self . _get_digests ( repo_name , digest ) destination = self . _get_download_cache ( destination ) # Create multiprocess download client workers = Workers ( ) # Download each layer atomically tasks = [ ] layers = [ ] # Start with a fresh token self . _update_token ( ) for digest in digests : targz = "%s/%s.tar.gz" % ( destination , digest [ 'digest' ] ) url = '%s/%s/blobs/%s' % ( self . base , repo_name , digest [ 'digest' ] ) # Only download if not in cache already if not os . path . exists ( targz ) : tasks . append ( ( url , self . headers , targz ) ) layers . append ( targz ) # Download layers with multiprocess workers if len ( tasks ) > 0 : download_layers = workers . run ( func = download_task , tasks = tasks ) return layers , url
download layers is a wrapper to do the following for a client loaded
        with a manifest for an image:
      
        1. use the manifests to retrieve list of digests (get_digests)
        2. atomically download the list to destination (get_layers)

        This function uses the MultiProcess client to download layers
        at the same time.
download layers is a wrapper to do the following for a client loaded with a manifest for an image : 1 . use the manifests to retrieve list of digests ( get_digests ) 2 . atomically download the list to destination ( get_layers )