From 7256d1b78ed10de13643b745ea0646e785beae19 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel@debian.org>
Date: Sun, 23 Sep 2007 14:05:13 +0200
Subject: Added graph-helpers.py from Chris Lamb <chris@chris-lamb.co.uk>.
---
contrib/graph-helpers.py | 74 ++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 74 insertions(+)
create mode 100644 contrib/graph-helpers.py
diff --git a/contrib/graph-helpers.py b/contrib/graph-helpers.py
new file mode 100644
index 0000000..a0eceb8
--- /dev/null
+++ b/contrib/graph-helpers.py
@@ -0,0 +1,74 @@
+#!/usr/bin/env python
+
+"""
+ live-helper simulated execution graph generator.
+ Copyright (C) 2007 Chris Lamb <chris@chris-lamb.co.uk>
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+"""
+
+import sys, re
+import pygraphviz
+
+groups = {
+ 'lh_bootstrap' : 'orange',
+ 'lh_chroot' : 'red',
+ 'lh_source' : 'blue',
+ 'lh_binary' : 'green',
+ 'lh_build' : 'brown'
+}
+pattern = re.compile(r'^(lh_.+?) ')
+
+def main(start):
+ global prev
+ G = pygraphviz.AGraph(directed=True)
+ G.graph_attr['label'] = 'Simulated execution trace for live-helper.'
+
+ def helper(filename):
+ global prev
+ for line in gen_matches(filename):
+ G.add_edge(prev, line)
+ style(G.get_node(prev), prev)
+ prev = line
+ helper(line)
+
+ prev = start
+ helper(start)
+ G.layout(prog='dot')
+ print G.draw(format='svg')
+
+def style(node, name):
+ if name in groups.keys():
+ node.attr['shape'] = 'box'
+ node.attr['style'] = 'bold'
+ else:
+ node.attr['fontsize'] = '11'
+ for group_name, color in groups.iteritems():
+ if name.startswith(group_name):
+ node.attr['color'] = color
+ return node
+
+def gen_matches(filename):
+ f = open('/usr/bin/%s' % filename, 'r')
+ for line in f.xreadlines():
+ match = pattern.match(line)
+ if match:
+ yield match.group(1)
+ f.close()
+
+if __name__ == "__main__":
+ if len(sys.argv) == 2:
+ main(sys.argv[1])
+ else:
+ main('lh_build')
--
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