* guix/scripts/gc.scm (show-help, %options): Add '--list-roots'. (guix-gc)[list-roots]: New procedure. Handle '--list-roots'. * tests/guix-gc.sh: Test it. * doc/guix.texi (Invoking guix gc): Document it.
		
			
				
	
	
		
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			108 lines
		
	
	
	
		
			2.8 KiB
		
	
	
	
		
			Bash
		
	
	
	
	
	
| # GNU Guix --- Functional package management for GNU
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| # Copyright © 2013, 2015, 2017, 2018, 2019 Ludovic Courtès <ludo@gnu.org>
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| #
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| # This file is part of GNU Guix.
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| #
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| # GNU Guix is free software; you can redistribute it and/or modify it
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| # under the terms of the GNU General Public License as published by
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| # the Free Software Foundation; either version 3 of the License, or (at
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| # your option) any later version.
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| #
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| # GNU Guix is distributed in the hope that it will be useful, but
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| # WITHOUT ANY WARRANTY; without even the implied warranty of
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| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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| # GNU General Public License for more details.
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| #
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| # You should have received a copy of the GNU General Public License
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| # along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
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| 
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| #
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| # Test the `guix gc' command-line utility.
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| #
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| 
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| guix gc --version
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| 
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| trap "rm -f guix-gc-root" EXIT
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| rm -f guix-gc-root
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| 
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| # Below we are using 'drv' and 'out' to contain store file names.  If 'drv'
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| # and 'out' are environment variables, 'list-runtime-roots' will "see" them
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| # and thus prevent $drv and $out from being garbage-collected.  Using 'unset'
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| # allows us to make sure these are truly local shell variables and not
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| # environments variables.
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| unset drv
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| unset out
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| 
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| # For some operations, passing extra arguments is an error.
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| for option in "" "-C 500M" "--verify" "--optimize" "--list-roots"
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| do
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|     if guix gc $option whatever; then false; else true; fi
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| done
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| 
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| # This should fail.
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| if guix gc --verify=foo; then false; else true; fi
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| 
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| # Check the references of a .drv.
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| drv="`guix build guile-bootstrap -d`"
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| out="`guix build guile-bootstrap`"
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| test -f "$drv" && test -d "$out"
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| 
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| guix gc --references "$drv" | grep -e -bash
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| guix gc --references "$out"
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| guix gc --references "$out/bin/guile"
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| 
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| if guix gc --references /dev/null;
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| then false; else true; fi
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| 
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| # Check derivers.
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| guix gc --derivers "$out" | grep "$drv"
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| 
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| # Add then reclaim a .drv file.
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| drv="`guix build idutils -d`"
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| test -f "$drv"
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| 
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| guix gc --list-dead | grep "$drv"
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| guix gc --delete "$drv"
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| ! test -f "$drv"
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| 
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| # Add a .drv, register it as a root.
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| drv="`guix build --root=guix-gc-root lsh -d`"
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| test -f "$drv" && test -L guix-gc-root
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| 
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| guix gc --list-roots | grep "$PWD/guix-gc-root"
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| 
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| guix gc --list-live | grep "$drv"
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| if guix gc --delete "$drv";
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| then false; else true; fi
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| 
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| rm guix-gc-root
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| guix gc --list-dead | grep "$drv"
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| guix gc --delete "$drv"
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| ! test -f "$drv"
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| 
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| # Try a random collection.
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| guix gc -C 1KiB
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| 
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| # Check trivial error cases.
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| if guix gc --delete /dev/null;
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| then false; else true; fi
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| 
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| # Bug #19757
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| out="`guix build guile-bootstrap`"
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| test -d "$out"
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| 
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| guix gc --delete "$out"
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| 
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| ! test -d "$out"
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| 
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| out="`guix build guile-bootstrap`"
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| test -d "$out"
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| 
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| guix gc --delete "$out/"
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| 
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| ! test -d "$out"
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| 
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| out="`guix build guile-bootstrap`"
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| test -d "$out"
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| 
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| guix gc --delete "$out/bin/guile"
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