![]() None which will select automatically the mode to be used, false if mounts are To the actual links can be controlled by the environment variable The fakechroot execution modes (Fn modes), the translation of symbolic links UDOCKER_USE_CURL_EXECUTABLE: pathname to the location of curl executable.UDOCKER_LOGLEVEL: set verbosity level from 0 to 5 (MIN to MAX verbosity)įorcing the use of a given curl executable instead of pycurl can be.Messages can be achieved by executing with UDOCKER_LOGLEVEL=2. UDOCKER_REGISTRY= The verbosity level of udocker can be enforced.The Docker index and registry can be overridden via the environment variables. UDOCKER_NOSYSCONF: do not read system wide config files in /etc.UDOCKER_TARBALL: location of installation tarball (file of URL).UDOCKER_KEYSTORE: location of keystore for login/logout credentials.UDOCKER_TMP: location of temporary directory.UDOCKER_CONTAINERS: location of container directory trees (not images).UDOCKER_LAYERS: the common location for image layers data.UDOCKER_REPOS images metadata and links to layers.UDOCKER_DOC: location of documentation and licenses.UDOCKER_LIB: location of udocker related libraries.UDOCKER_BIN: location of udocker related executables.UDOCKER_DIR: root directory of udocker usually $HOME/.udocker.The location of the udocker directories can be changed via the environment The following environment variables can be used to customize the installation. Configuration file set with the general CLI option -config=: overrides the options set in 3.$UDOCKER_DIR/nf (if different from the above): overrides the options set in 2.$HOME/.udocker/nf: overrides the options set in 1.Udocker loads the following configuration files if they are present: Example of the nf syntax:ĭockerio_registry_url = "" http_insecure = True verbose_level = 5 The configuration files allow overriding of the udocker Config classĬonf dictionary. It can be copied to your udocker directory as $HOME/.udocker/nf and With udocker, will be installed by default under $HOME/.udocker.Ī default configuration file is available at keystore.github: authentication to access repositories (created on demand).īoth installed files, as well as the containers to be downloaded or created.layers: the layers and metadata for the container images.lib: libraries, namely the fakechroot libraries to support the F execution mode.bin: executables to support the execution engines.With the default configuration, udocker creates files and subdirectories under The presence of general udocker command line options, will override 3.If environment variables are set ( section 5.If a configuration file is present ( section 4.The default configuration options are set in the conf dictionary in the Config class. ![]() ![]() The configuration of udocker has the following hierarchy: ldconfig (only used by the Fn execution modes)Ģ.python hashlib or alternatively the openssl command.pycurl or alternatively the curl command. ![]()
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