Technical Notes

Manpages - nix3-nar-pack.1

Warning
This program is experimental and its interface is subject to change.

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Name

nix nar pack - serialise a path to stdout in NAR format

Synopsis

nix nar pack [/option/…] path

Examples

  • To serialise directory foo as a Nix Archive (NAR):
# nix nar pack ./foo > foo.nar

Description

This command generates a Nix Archive (NAR) file containing the serialisation of path, which must contain only regular files, directories and symbolic links. The NAR is written to standard output.

Options

Logging-related options

  • --debug Set the logging verbosity level to ‘debug'.
  • --log-format format Set the format of log output; one of raw, internal-json, bar or bar-with-logs.
  • --print-build-logs / -L Print full build logs on standard error.
  • --quiet Decrease the logging verbosity level.
  • --verbose / -v Increase the logging verbosity level.

Miscellaneous global options

  • --help Show usage information.
  • --offline Disable substituters and consider all previously downloaded files up-to-date.
  • --option name value Set the Nix configuration setting name to value (overriding nix.conf).
  • --refresh Consider all previously downloaded files out-of-date.
  • --version Show version information. Note See man nix.conf for overriding configuration settings with command line flags.