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| author | William Hubbs <w.d.hubbs@gmail.com> | 2013-01-02 12:40:03 -0600 |
|---|---|---|
| committer | William Hubbs <w.d.hubbs@gmail.com> | 2013-01-02 18:00:04 -0600 |
| commit | 630d23283aea2304396069c6a9c305913ccb02aa (patch) | |
| tree | d2d70b3df2f26aca8a03d2e6a3a2a803965bd940 | |
| parent | 7bda62d844a31b5dda34706c80850027a17f03e7 (diff) | |
| download | openrc-630d23283aea2304396069c6a9c305913ccb02aa.tar.gz openrc-630d23283aea2304396069c6a9c305913ccb02aa.tar.bz2 openrc-630d23283aea2304396069c6a9c305913ccb02aa.tar.xz | |
Add tools directory
This directory will contain tools which are not necessary for OpenRC to
run, but which some users have found useful.
The first of these is deptree2dot, which converts /run/openrc/deptree to
a .dot file for use with graphviz. This can assist in finding circular
dependencies.
| -rw-r--r-- | README | 1 | ||||
| -rw-r--r-- | src/Makefile | 4 | ||||
| -rw-r--r-- | src/tools/Makefile | 5 | ||||
| -rw-r--r-- | src/tools/deptree2dot | 44 |
4 files changed, 54 insertions, 0 deletions
@@ -18,6 +18,7 @@ MKSELINUX=yes MKSTATICLIBS=no MKTERMCAP=ncurses MKTERMCAP=termcap +MKTOOLS=yes PKG_PREFIX=/usr/pkg LOCAL_PREFIX=/usr/local PREFIX=/usr/local diff --git a/src/Makefile b/src/Makefile index e375034..ffbf8d6 100644 --- a/src/Makefile +++ b/src/Makefile @@ -3,5 +3,9 @@ SUBDIR= test libeinfo librc rc +ifeq (${MKTOOLS},yes) +SUBDIR+= tools +endif + MK= ../mk include ${MK}/subdir.mk diff --git a/src/tools/Makefile b/src/tools/Makefile new file mode 100644 index 0000000..92ff506 --- /dev/null +++ b/src/tools/Makefile @@ -0,0 +1,5 @@ +DIR= ${UPREFIX}/bin +BIN= deptree2dot + +MK= ../../mk +include ${MK}/scripts.mk diff --git a/src/tools/deptree2dot b/src/tools/deptree2dot new file mode 100644 index 0000000..07ba17a --- /dev/null +++ b/src/tools/deptree2dot @@ -0,0 +1,44 @@ +#!/usr/bin/perl -w +# -*- cperl -*- +# Copyright © 2012 Diego Elio Pettenò <flameeyes@flameeyes.eu> +# Released under the 2-clause BSD license. +# +#Example usage: +#deptree2dot > deptree.dot +#deptree2dot | dot -Tpng -o deptree.png + +my $deptree = defined($ARGV[0]) ? $ARGV[0] : "/run/openrc/deptree"; + +open DEPTREE, $deptree or exit 1; + +print "digraph deptree {\n"; + +my @deptree; + +while(my $line = readline(DEPTREE)) { + $line =~ /^depinfo_([0-9]+)_([a-z]+)(?:_[0-9]+)?='(.*)'\n$/; + my $index = $1; + my $prop = $2; + my $value = $3; $value =~ s/[-\.:~]/_/g; + + if ( $prop eq "service" ) { + $deptree[$index] = $value; + printf "%s [shape=box];\n", $value; + } else { + my $service = $deptree[$index]; + + if ( $prop eq "ineed" ) { + printf "%s -> %s;\n", $service, $value; + } elsif ( $prop eq "iuse" ) { + printf "%s -> %s [color=blue];\n", $service, $value; + } elsif ( $prop eq "ibefore" ) { + printf "%s -> %s [style=dotted];\n", $service, $value; + } elsif ( $prop eq "iafter" ) { + printf "%s -> %s [style=dotted color=purple];\n", $value, $service; + } elsif ( $prop eq "iprovide" ) { + printf "%s -> %s [color=red];\n", $value, $service; + } + } +} + +print "}\n"; |