Warning
This program is experimental ⟨@docroot@/development/experimental-features.md#xp-feature-nix-command⟩ and its interface is subject to change.
Name
nix nar ls - show information about a path inside a NAR file
Synopsis
nix nar ls [option…] nar path
Examples
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To list a specific file in a NAR ⟨@docroot@/store/file-system-object/content-address.md#serial-nix-archive⟩\c :
# nix nar ls --long ./hello.nar /bin/hello -r-xr-xr-x 38184 hello
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To recursively list the contents of a directory inside a NAR, in JSON format:
# nix nar ls --json --recursive ./hello.nar /bin
{"type":"directory","entries":{"hello":{"type":"regular","size":38184,"executable":true,"narOffset":400}}}
Description
This command shows information about a path inside Nix Archive (NAR) ⟨@docroot@/store/file-system-object/content-address.md#serial-nix-archive⟩ file nar.
Options
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--directory⟨#opt-directory⟩ /-d
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Show directories rather than their contents.
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--json⟨#opt-json⟩
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Produce output in JSON format, suitable for consumption by another program.
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--long⟨#opt-long⟩ /-l
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Show detailed file information.
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--recursive⟨#opt-recursive⟩ /-R
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List subdirectories recursively.
Logging-related options
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--debug⟨#opt-debug⟩
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Set the logging verbosity level to ‘debug’.
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--log-format⟨#opt-log-format⟩ format
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Set the format of log output; one of
raw,internal-json,barorbar-with-logs.
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--print-build-logs⟨#opt-print-build-logs⟩ /-L
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Print full build logs on standard error.
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--quiet⟨#opt-quiet⟩
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Decrease the logging verbosity level.
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--verbose⟨#opt-verbose⟩ /-v
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Increase the logging verbosity level.
Miscellaneous global options
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--help⟨#opt-help⟩
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Show usage information.
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--offline⟨#opt-offline⟩
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Disable substituters and consider all previously downloaded files up-to-date.
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--option⟨#opt-option⟩ name value
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Set the Nix configuration setting name to value (overriding
nix.conf).
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--refresh⟨#opt-refresh⟩
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Consider all previously downloaded files out-of-date.
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--version⟨#opt-version⟩
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Show version information.
Note
See
man nix.conf⟨@docroot@/command-ref/conf-file.md#command-line-flags⟩ for overriding configuration settings with command line flags.