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

Name

nix store - manipulate a Nix store

Synopsis

nix store [option...] subcommand

where subcommand is one of the following:

• nix store add - Add a file or directory to the Nix store
• nix store add-file - Deprecated. Use nix store add --mode flat instead.
• nix store add-path - Deprecated alias to nix store add.
• nix store cat - print the contents of a file in the Nix store on stdout
• nix store copy-log - copy build logs between Nix stores
• nix store copy-sigs - copy store path signatures from substituters
• nix store delete - delete paths from the Nix store
• nix store diff-closures - show what packages and versions were added and removed between two closures
• nix store dump-path - serialise a store path to stdout in NAR format
• nix store gc - perform garbage collection on a Nix store
• nix store info - test whether a store can be accessed
• nix store ls - show information about a path in the Nix store
• nix store make-content-addressed - rewrite a path or closure to content-addressed form
• nix store optimise - replace identical files in the store by hard links
• nix store path-from-hash-part - get a store path from its hash part
• nix store ping - test whether a store can be accessed
• nix store prefetch-file - download a file into the Nix store
• nix store repair - repair store paths
• nix store sign - sign store paths with a local key
• nix store verify - verify the integrity of store paths

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  Consider all previously downloaded files out-of-date.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.