docker_injector.DockerInjector Class Reference

Public Member Functions
def	__init__
def	setup
def	unpack
def	update

Public Attributes
	dxfObject
	image_manifest
	fat_manifest

Private Member Functions
def	_get_manifest
def	_get_fat_manifest
def	_build_init_tar

Detailed Description

The main class of the Docker injector which injects new versions of a layer into 
OCI images retrieved from an OCI compliant distribution API

Definition at line 147 of file docker_injector.py.

Constructor & Destructor Documentation

def docker_injector.DockerInjector.__init__	(		self,
			host,
			repo,
			alias,
			user,
			pw
	)

Initializes the injector by downloading both the slim and the fat image manifest

Definition at line 152 of file docker_injector.py.

Member Function Documentation

def docker_injector.DockerInjector._build_init_tar (   self )

private

Builds an empty /cvmfs tar and uploads it to the registry

:rtype: tuple
:returns: Tuple containing the tar digest and gz digest

Definition at line 254 of file docker_injector.py.

Referenced by docker_injector.DockerInjector.setup().

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def docker_injector.DockerInjector._get_fat_manifest (   self,   image_manifest  )

private

Definition at line 246 of file docker_injector.py.

def docker_injector.DockerInjector._get_manifest (   self,   alias  )

private

Definition at line 243 of file docker_injector.py.

def docker_injector.DockerInjector.setup	(		self,
			push_alias
	)

Sets an image up for layer injection

Definition at line 162 of file docker_injector.py.

Referenced by docker_injector.DockerInjector.update().

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def docker_injector.DockerInjector.unpack	(		self,
			dest_dir
	)

Unpacks the current version of a layer into the dest_dir directory in order to update it

Definition at line 178 of file docker_injector.py.

def docker_injector.DockerInjector.update	(		self,
			src_dir,
			push_alias
	)

Packs and uploads the contents of src_dir as a layer and injects the layer into the image.
The new layer version is stored under the tag push_alias

Definition at line 206 of file docker_injector.py.

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Member Data Documentation

docker_injector.DockerInjector.dxfObject

Definition at line 158 of file docker_injector.py.

docker_injector.DockerInjector.fat_manifest

Definition at line 160 of file docker_injector.py.

docker_injector.DockerInjector.image_manifest

Definition at line 159 of file docker_injector.py.

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The documentation for this class was generated from the following file:

• /home/sftnight/jenkins/workspace/CvmfsDoxygen/label/docker-x86_64/cvmfs/cvmfs/shrinkwrap/scripts/docker_inject/docker_injector.py