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waf/waflib/extras/parallel_debug.py
Thomas Nagy 82679503eb
docs
2018-12-19 11:30:45 +01:00

463 lines
12 KiB
Python

#! /usr/bin/env python
# encoding: utf-8
# Thomas Nagy, 2007-2010 (ita)
"""
Debugging helper for parallel compilation.
Copy it to your project and load it with::
def options(opt):
opt.load('parallel_debug', tooldir='.')
def build(bld):
...
The build will then output a file named pdebug.svg in the source directory.
"""
import re, sys, threading, time, traceback
try:
from Queue import Queue
except:
from queue import Queue
from waflib import Runner, Options, Task, Logs, Errors
SVG_TEMPLATE = """<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.0//EN" "http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd">
<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.0"
x="${project.x}" y="${project.y}" width="${project.width}" height="${project.height}" id="svg602" xml:space="preserve">
<style type='text/css' media='screen'>
g.over rect { stroke:#FF0000; fill-opacity:0.4 }
</style>
<script type='text/javascript'><![CDATA[
var svg = document.getElementsByTagName('svg')[0];
svg.addEventListener('mouseover', function(e) {
var g = e.target.parentNode;
var x = document.getElementById('r_' + g.id);
if (x) {
g.setAttribute('class', g.getAttribute('class') + ' over');
x.setAttribute('class', x.getAttribute('class') + ' over');
showInfo(e, g.id, e.target.attributes.tooltip.value);
}
}, false);
svg.addEventListener('mouseout', function(e) {
var g = e.target.parentNode;
var x = document.getElementById('r_' + g.id);
if (x) {
g.setAttribute('class', g.getAttribute('class').replace(' over', ''));
x.setAttribute('class', x.getAttribute('class').replace(' over', ''));
hideInfo(e);
}
}, false);
function showInfo(evt, txt, details) {
${if project.tooltip}
tooltip = document.getElementById('tooltip');
var t = document.getElementById('tooltiptext');
t.firstChild.data = txt + " " + details;
var x = evt.clientX + 9;
if (x > 250) { x -= t.getComputedTextLength() + 16; }
var y = evt.clientY + 20;
tooltip.setAttribute("transform", "translate(" + x + "," + y + ")");
tooltip.setAttributeNS(null, "visibility", "visible");
var r = document.getElementById('tooltiprect');
r.setAttribute('width', t.getComputedTextLength() + 6);
${endif}
}
function hideInfo(evt) {
var tooltip = document.getElementById('tooltip');
tooltip.setAttributeNS(null,"visibility","hidden");
}
]]></script>
<!-- inkscape requires a big rectangle or it will not export the pictures properly -->
<rect
x='${project.x}' y='${project.y}' width='${project.width}' height='${project.height}'
style="font-size:10;fill:#ffffff;fill-opacity:0.01;fill-rule:evenodd;stroke:#ffffff;"></rect>
${if project.title}
<text x="${project.title_x}" y="${project.title_y}"
style="font-size:15px; text-anchor:middle; font-style:normal;font-weight:normal;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Bitstream Vera Sans">${project.title}</text>
${endif}
${for cls in project.groups}
<g id='${cls.classname}'>
${for rect in cls.rects}
<rect x='${rect.x}' y='${rect.y}' width='${rect.width}' height='${rect.height}' tooltip='${rect.name}' style="font-size:10;fill:${rect.color};fill-rule:evenodd;stroke:#000000;stroke-width:0.4;" />
${endfor}
</g>
${endfor}
${for info in project.infos}
<g id='r_${info.classname}'>
<rect x='${info.x}' y='${info.y}' width='${info.width}' height='${info.height}' style="font-size:10;fill:${info.color};fill-rule:evenodd;stroke:#000000;stroke-width:0.4;" />
<text x="${info.text_x}" y="${info.text_y}"
style="font-size:12px;font-style:normal;font-weight:normal;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;font-family:Bitstream Vera Sans"
>${info.text}</text>
</g>
${endfor}
${if project.tooltip}
<g transform="translate(0,0)" visibility="hidden" id="tooltip">
<rect id="tooltiprect" y="-15" x="-3" width="1" height="20" style="stroke:black;fill:#edefc2;stroke-width:1"/>
<text id="tooltiptext" style="font-family:Arial; font-size:12;fill:black;"> </text>
</g>
${endif}
</svg>
"""
COMPILE_TEMPLATE = '''def f(project):
lst = []
def xml_escape(value):
return value.replace("&", "&amp;").replace('"', "&quot;").replace("'", "&apos;").replace("<", "&lt;").replace(">", "&gt;")
%s
return ''.join(lst)
'''
reg_act = re.compile(r"(?P<backslash>\\)|(?P<dollar>\$\$)|(?P<subst>\$\{(?P<code>[^}]*?)\})", re.M)
def compile_template(line):
extr = []
def repl(match):
g = match.group
if g('dollar'):
return "$"
elif g('backslash'):
return "\\"
elif g('subst'):
extr.append(g('code'))
return "<<|@|>>"
return None
line2 = reg_act.sub(repl, line)
params = line2.split('<<|@|>>')
assert(extr)
indent = 0
buf = []
app = buf.append
def app(txt):
buf.append(indent * '\t' + txt)
for x in range(len(extr)):
if params[x]:
app("lst.append(%r)" % params[x])
f = extr[x]
if f.startswith(('if', 'for')):
app(f + ':')
indent += 1
elif f.startswith('py:'):
app(f[3:])
elif f.startswith(('endif', 'endfor')):
indent -= 1
elif f.startswith(('else', 'elif')):
indent -= 1
app(f + ':')
indent += 1
elif f.startswith('xml:'):
app('lst.append(xml_escape(%s))' % f[4:])
else:
#app('lst.append((%s) or "cannot find %s")' % (f, f))
app('lst.append(str(%s))' % f)
if extr:
if params[-1]:
app("lst.append(%r)" % params[-1])
fun = COMPILE_TEMPLATE % "\n\t".join(buf)
# uncomment the following to debug the template
#for i, x in enumerate(fun.splitlines()):
# print i, x
return Task.funex(fun)
# red #ff4d4d
# green #4da74d
# lila #a751ff
color2code = {
'GREEN' : '#4da74d',
'YELLOW' : '#fefe44',
'PINK' : '#a751ff',
'RED' : '#cc1d1d',
'BLUE' : '#6687bb',
'CYAN' : '#34e2e2',
}
mp = {}
info = [] # list of (text,color)
def map_to_color(name):
if name in mp:
return mp[name]
try:
cls = Task.classes[name]
except KeyError:
return color2code['RED']
if cls.color in mp:
return mp[cls.color]
if cls.color in color2code:
return color2code[cls.color]
return color2code['RED']
def process(self):
m = self.generator.bld.producer
try:
# TODO another place for this?
del self.generator.bld.task_sigs[self.uid()]
except KeyError:
pass
self.generator.bld.producer.set_running(1, self)
try:
ret = self.run()
except Exception:
self.err_msg = traceback.format_exc()
self.hasrun = Task.EXCEPTION
# TODO cleanup
m.error_handler(self)
return
if ret:
self.err_code = ret
self.hasrun = Task.CRASHED
else:
try:
self.post_run()
except Errors.WafError:
pass
except Exception:
self.err_msg = traceback.format_exc()
self.hasrun = Task.EXCEPTION
else:
self.hasrun = Task.SUCCESS
if self.hasrun != Task.SUCCESS:
m.error_handler(self)
self.generator.bld.producer.set_running(-1, self)
Task.Task.process_back = Task.Task.process
Task.Task.process = process
old_start = Runner.Parallel.start
def do_start(self):
try:
Options.options.dband
except AttributeError:
self.bld.fatal('use def options(opt): opt.load("parallel_debug")!')
self.taskinfo = Queue()
old_start(self)
if self.dirty:
make_picture(self)
Runner.Parallel.start = do_start
lock_running = threading.Lock()
def set_running(self, by, tsk):
with lock_running:
try:
cache = self.lock_cache
except AttributeError:
cache = self.lock_cache = {}
i = 0
if by > 0:
vals = cache.values()
for i in range(self.numjobs):
if i not in vals:
cache[tsk] = i
break
else:
i = cache[tsk]
del cache[tsk]
self.taskinfo.put( (i, id(tsk), time.time(), tsk.__class__.__name__, self.processed, self.count, by, ",".join(map(str, tsk.outputs))) )
Runner.Parallel.set_running = set_running
def name2class(name):
return name.replace(' ', '_').replace('.', '_')
def make_picture(producer):
# first, cast the parameters
if not hasattr(producer.bld, 'path'):
return
tmp = []
try:
while True:
tup = producer.taskinfo.get(False)
tmp.append(list(tup))
except:
pass
try:
ini = float(tmp[0][2])
except:
return
if not info:
seen = []
for x in tmp:
name = x[3]
if not name in seen:
seen.append(name)
else:
continue
info.append((name, map_to_color(name)))
info.sort(key=lambda x: x[0])
thread_count = 0
acc = []
for x in tmp:
thread_count += x[6]
acc.append("%d %d %f %r %d %d %d %s" % (x[0], x[1], x[2] - ini, x[3], x[4], x[5], thread_count, x[7]))
data_node = producer.bld.path.make_node('pdebug.dat')
data_node.write('\n'.join(acc))
tmp = [lst[:2] + [float(lst[2]) - ini] + lst[3:] for lst in tmp]
st = {}
for l in tmp:
if not l[0] in st:
st[l[0]] = len(st.keys())
tmp = [ [st[lst[0]]] + lst[1:] for lst in tmp ]
THREAD_AMOUNT = len(st.keys())
st = {}
for l in tmp:
if not l[1] in st:
st[l[1]] = len(st.keys())
tmp = [ [lst[0]] + [st[lst[1]]] + lst[2:] for lst in tmp ]
BAND = Options.options.dband
seen = {}
acc = []
for x in range(len(tmp)):
line = tmp[x]
id = line[1]
if id in seen:
continue
seen[id] = True
begin = line[2]
thread_id = line[0]
for y in range(x + 1, len(tmp)):
line = tmp[y]
if line[1] == id:
end = line[2]
#print id, thread_id, begin, end
#acc.append( ( 10*thread_id, 10*(thread_id+1), 10*begin, 10*end ) )
acc.append( (BAND * begin, BAND*thread_id, BAND*end - BAND*begin, BAND, line[3], line[7]) )
break
if Options.options.dmaxtime < 0.1:
gwidth = 1
for x in tmp:
m = BAND * x[2]
if m > gwidth:
gwidth = m
else:
gwidth = BAND * Options.options.dmaxtime
ratio = float(Options.options.dwidth) / gwidth
gwidth = Options.options.dwidth
gheight = BAND * (THREAD_AMOUNT + len(info) + 1.5)
# simple data model for our template
class tobject(object):
pass
model = tobject()
model.x = 0
model.y = 0
model.width = gwidth + 4
model.height = gheight + 4
model.tooltip = not Options.options.dnotooltip
model.title = Options.options.dtitle
model.title_x = gwidth / 2
model.title_y = gheight + - 5
groups = {}
for (x, y, w, h, clsname, name) in acc:
try:
groups[clsname].append((x, y, w, h, name))
except:
groups[clsname] = [(x, y, w, h, name)]
# groups of rectangles (else js highlighting is slow)
model.groups = []
for cls in groups:
g = tobject()
model.groups.append(g)
g.classname = name2class(cls)
g.rects = []
for (x, y, w, h, name) in groups[cls]:
r = tobject()
g.rects.append(r)
r.x = 2 + x * ratio
r.y = 2 + y
r.width = w * ratio
r.height = h
r.name = name
r.color = map_to_color(cls)
cnt = THREAD_AMOUNT
# caption
model.infos = []
for (text, color) in info:
inf = tobject()
model.infos.append(inf)
inf.classname = name2class(text)
inf.x = 2 + BAND
inf.y = 5 + (cnt + 0.5) * BAND
inf.width = BAND/2
inf.height = BAND/2
inf.color = color
inf.text = text
inf.text_x = 2 + 2 * BAND
inf.text_y = 5 + (cnt + 0.5) * BAND + 10
cnt += 1
# write the file...
template1 = compile_template(SVG_TEMPLATE)
txt = template1(model)
node = producer.bld.path.make_node('pdebug.svg')
node.write(txt)
Logs.warn('Created the diagram %r', node)
def options(opt):
opt.add_option('--dtitle', action='store', default='Parallel build representation for %r' % ' '.join(sys.argv),
help='title for the svg diagram', dest='dtitle')
opt.add_option('--dwidth', action='store', type='int', help='diagram width', default=800, dest='dwidth')
opt.add_option('--dtime', action='store', type='float', help='recording interval in seconds', default=0.009, dest='dtime')
opt.add_option('--dband', action='store', type='int', help='band width', default=22, dest='dband')
opt.add_option('--dmaxtime', action='store', type='float', help='maximum time, for drawing fair comparisons', default=0, dest='dmaxtime')
opt.add_option('--dnotooltip', action='store_true', help='disable tooltips', default=False, dest='dnotooltip')