nix hash path

Print cryptographic hash of the NAR serialisation of a path.

Warning

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

Synopsis

nix hash path [option...] paths...

Options

• --base16 Print the hash in base-16 format.

• --base32 Print the hash in base-32 (Nix-specific) format.

• --base64 Print the hash in base-64 format.

• --sri Print the hash in SRI format.

• --type hash-algo hash algorithm ('md5', 'sha1', 'sha256', or 'sha512')

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 Lix 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• --refresh Consider all previously downloaded files out-of-date.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.