mirror of
https://github.com/golang/go
synced 2024-11-22 17:54:45 -07:00
d5b946f43d
* fix bug in benchmark collection: bad benchmark data key meant that all the builders collided when writing data. * report benchmarks even if make bench exits non-zero. * graphical and json presentations R=agl1 CC=golang-dev https://golang.org/cl/201065
648 lines
21 KiB
Python
648 lines
21 KiB
Python
# Copyright 2009 The Go Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style
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# license that can be found in the LICENSE file.
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# This is the server part of the continuous build system for Go. It must be run
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# by AppEngine.
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from google.appengine.api import memcache
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from google.appengine.ext import db
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from google.appengine.ext import webapp
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from google.appengine.ext.webapp import template
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from google.appengine.ext.webapp.util import run_wsgi_app
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import binascii
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import datetime
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import hashlib
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import hmac
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import logging
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import os
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import re
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import struct
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# local imports
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import key
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# The majority of our state are commit objects. One of these exists for each of
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# the commits known to the build system. Their key names are of the form
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# <commit number (%08x)> "-" <hg hash>. This means that a sorting by the key
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# name is sufficient to order the commits.
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#
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# The commit numbers are purely local. They need not match up to the commit
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# numbers in an hg repo. When inserting a new commit, the parent commit must be
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# given and this is used to generate the new commit number. In order to create
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# the first Commit object, a special command (/init) is used.
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class Commit(db.Model):
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num = db.IntegerProperty() # internal, monotonic counter.
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node = db.StringProperty() # Hg hash
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parentnode = db.StringProperty() # Hg hash
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user = db.StringProperty()
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date = db.DateTimeProperty()
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desc = db.BlobProperty()
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# This is the list of builds. Each element is a string of the form <builder
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# name> "`" <log hash>. If the log hash is empty, then the build was
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# successful.
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builds = db.StringListProperty()
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class Benchmark(db.Model):
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name = db.StringProperty()
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version = db.IntegerProperty()
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class BenchmarkResult(db.Model):
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num = db.IntegerProperty()
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builder = db.StringProperty()
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iterations = db.IntegerProperty()
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nsperop = db.IntegerProperty()
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# A Log contains the textual build log of a failed build. The key name is the
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# hex digest of the SHA256 hash of the contents.
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class Log(db.Model):
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log = db.BlobProperty()
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# For each builder, we store the last revision that it built. So, if it
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# crashes, it knows where to start up from. The key names for these objects are
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# "hw-" <builder name>
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class Highwater(db.Model):
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commit = db.StringProperty()
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N = 30
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def builderInfo(b):
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f = b.split('-', 3)
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goos = f[0]
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goarch = f[1]
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note = ""
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if len(f) > 2:
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note = f[2]
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return {'name': b, 'goos': goos, 'goarch': goarch, 'note': note}
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class MainPage(webapp.RequestHandler):
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def get(self):
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self.response.headers['Content-Type'] = 'text/html; charset=utf-8'
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q = Commit.all()
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q.order('-__key__')
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results = q.fetch(N)
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revs = [toRev(r) for r in results]
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builders = {}
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for r in revs:
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for b in r['builds']:
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builders[b['builder']] = builderInfo(b['builder'])
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for r in revs:
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have = set(x['builder'] for x in r['builds'])
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need = set(builders.keys()).difference(have)
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for n in need:
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r['builds'].append({'builder': n, 'log':'', 'ok': False})
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r['builds'].sort(cmp = byBuilder)
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builders = list(builders.items())
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builders.sort()
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values = {"revs": revs, "builders": [v for k,v in builders]}
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path = os.path.join(os.path.dirname(__file__), 'main.html')
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self.response.out.write(template.render(path, values))
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class GetHighwater(webapp.RequestHandler):
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def get(self):
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builder = self.request.get('builder')
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hw = Highwater.get_by_key_name('hw-%s' % builder)
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if hw is None:
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# If no highwater has been recorded for this builder,
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# we go back N+1 commits and return that.
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q = Commit.all()
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q.order('-__key__')
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c = q.fetch(N+1)[-1]
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self.response.set_status(200)
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self.response.out.write(c.node)
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return
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# if the proposed hw is too old, bump it forward
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node = hw.commit
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found = False
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q = Commit.all()
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q.order('-__key__')
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recent = q.fetch(N+1)
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for c in recent:
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if c.node == node:
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found = True
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break
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if not found:
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node = recent[-1].node
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self.response.set_status(200)
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self.response.out.write(node)
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def auth(req):
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k = req.get('key')
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return k == hmac.new(key.accessKey, req.get('builder')).hexdigest() or k == key.accessKey
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class SetHighwater(webapp.RequestHandler):
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def post(self):
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if not auth(self.request):
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self.response.set_status(403)
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return
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builder = self.request.get('builder')
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newhw = self.request.get('hw')
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q = Commit.all()
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q.filter('node =', newhw)
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c = q.get()
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if c is None:
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self.response.set_status(404)
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return
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# if the proposed hw is too old, bump it forward
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found = False
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q = Commit.all()
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q.order('-__key__')
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recent = q.fetch(N+1)
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for c in head:
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if c.node == newhw:
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found = True
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break
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if not found:
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c = recent[-1]
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hw = Highwater(key_name = 'hw-%s' % builder)
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hw.commit = c.node
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hw.put()
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class LogHandler(webapp.RequestHandler):
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def get(self):
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self.response.headers['Content-Type'] = 'text/plain; charset=utf-8'
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hash = self.request.path[5:]
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l = Log.get_by_key_name(hash)
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if l is None:
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self.response.set_status(404)
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return
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self.response.set_status(200)
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self.response.out.write(l.log)
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# Init creates the commit with id 0. Since this commit doesn't have a parent,
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# it cannot be created by Build.
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class Init(webapp.RequestHandler):
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def post(self):
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if not auth(self.request):
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self.response.set_status(403)
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return
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date = parseDate(self.request.get('date'))
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node = self.request.get('node')
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if not validNode(node) or date is None:
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logging.error("Not valid node ('%s') or bad date (%s %s)", node, date, self.request.get('date'))
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self.response.set_status(500)
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return
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commit = Commit(key_name = '00000000-%s' % node)
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commit.num = 0
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commit.node = node
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commit.parentnode = ''
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commit.user = self.request.get('user')
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commit.date = date
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commit.desc = self.request.get('desc').encode('utf8')
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commit.put()
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self.response.set_status(200)
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# Build is the main command: it records the result of a new build.
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class Build(webapp.RequestHandler):
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def post(self):
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if not auth(self.request):
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self.response.set_status(403)
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return
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builder = self.request.get('builder')
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log = self.request.get('log').encode('utf-8')
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loghash = ''
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if len(log) > 0:
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loghash = hashlib.sha256(log).hexdigest()
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l = Log(key_name = loghash)
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l.log = log
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l.put()
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date = parseDate(self.request.get('date'))
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node = self.request.get('node')
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parent = self.request.get('parent')
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if not validNode(node) or not validNode(parent) or date is None:
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logging.error("Not valid node ('%s') or bad date (%s %s)", node, date, self.request.get('date'))
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self.response.set_status(500)
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return
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q = Commit.all()
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q.filter('node =', parent)
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p = q.get()
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if p is None:
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logging.error('Cannot find parent %s of node %s' % (parent, node))
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self.response.set_status(404)
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return
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parentnum, _ = p.key().name().split('-', 1)
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nodenum = int(parentnum, 16) + 1
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def add_build():
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key_name = '%08x-%s' % (nodenum, node)
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n = Commit.get_by_key_name(key_name)
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if n is None:
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n = Commit(key_name = key_name)
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n.num = nodenum
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n.node = node
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n.parentnode = parent
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n.user = self.request.get('user')
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n.date = date
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n.desc = self.request.get('desc').encode('utf8')
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s = '%s`%s' % (builder, loghash)
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for i, b in enumerate(n.builds):
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if b.split('`', 1)[0] == builder:
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n.builds[i] = s
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break
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else:
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n.builds.append(s)
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n.put()
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db.run_in_transaction(add_build)
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hw = Highwater.get_by_key_name('hw-%s' % builder)
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if hw is None:
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hw = Highwater(key_name = 'hw-%s' % builder)
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hw.commit = node
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hw.put()
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self.response.set_status(200)
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class Benchmarks(webapp.RequestHandler):
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def json(self):
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q = Benchmark.all()
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q.filter('__key__ >', Benchmark.get_or_insert('v002.').key())
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bs = q.fetch(10000)
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self.response.set_status(200)
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self.response.headers['Content-Type'] = 'text/plain; charset=utf-8'
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self.response.out.write('{"benchmarks": [')
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first = True
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sep = "\n\t"
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for b in bs:
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self.response.out.write('%s"%s"' % (sep, b.name))
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sep = ",\n\t"
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self.response.out.write('\n]}\n')
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def get(self):
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if self.request.get('fmt') == 'json':
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return self.json()
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self.response.set_status(200)
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self.response.headers['Content-Type'] = 'text/html; charset=utf-8'
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q = Commit.all()
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q.order('-__key__')
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n = q.fetch(1)[0]
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key = "bench(%d)" % n.num
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page = None # memcache.get(key)
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if not page:
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page = self.compute()
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memcache.set(key, page, 3600)
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self.response.out.write(page)
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def compute(self):
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q = Benchmark.all()
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q.filter('__key__ >', Benchmark.get_or_insert('v002.').key())
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bs = q.fetch(10000)
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# Collect table giving all the data we need.
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builders = {}
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data = {}
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for b in bs:
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# TODO(rsc): Will want to limit benchmarks to a certain
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# number of commits eventually, but there aren't enough
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# commits yet to worry.
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q = BenchmarkResult.all()
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q.ancestor(b)
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q.order('-__key__')
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results = q.fetch(10000)
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m = {}
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revs = {}
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for r in results:
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if r.builder not in m:
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m[r.builder] = {}
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m[r.builder][r.num] = r.nsperop
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revs[r.num] = 0
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builders[r.builder] = 0
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data[b.name] = m
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builders = list(builders.keys())
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builders.sort()
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revs = list(revs.keys())
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revs.sort()
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first = revs[0]
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last = revs[-1]
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if len(revs) > 80: # At most 80 commits back
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last = revs[-80]
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names = list(data.keys())
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names.sort()
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# Build list of rows, one per benchmark
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benchmarks = []
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for name in names:
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# Build list of cells, one per builder.
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m = data[name]
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builds = []
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for builder in builders:
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# Build cell: a URL for the chart server or an empty string.
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if builder not in m:
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builds.append({"url":""})
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continue
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d = m[builder]
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max = 0
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tot = 0
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ntot = 0
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for i in range(first, last+1):
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if i not in d:
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continue
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val = d[i]
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if max < val:
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max = val
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tot += val
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ntot += 1
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if max == 0:
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builds.append({"url":""})
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continue
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avg = tot / ntot
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if 2*avg > max:
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max = 2*avg
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# Encoding is 0-61, which is fine enough granularity for our tiny graphs. _ means missing.
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encoding = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
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s = ""
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for i in range(first, last+1):
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if i not in d:
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s += "_"
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continue
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val = d[i]
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s += encoding[int((len(encoding)-1)*val/max)]
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builds.append({"url": "http://chart.apis.google.com/chart?cht=ls&chd=s:"+s})
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benchmarks.append({"name": name, "builds": builds})
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bs = []
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for b in builders:
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f = b.split('-', 3)
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goos = f[0]
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goarch = f[1]
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note = ""
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if len(f) > 2:
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note = f[2]
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bs.append({'goos': goos, 'goarch': goarch, 'note': note})
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values = {"benchmarks": benchmarks, "builders": bs}
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path = os.path.join(os.path.dirname(__file__), 'benchmarks.html')
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return template.render(path, values)
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def post(self):
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if not auth(self.request):
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self.response.set_status(403)
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return
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builder = self.request.get('builder')
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node = self.request.get('node')
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if not validNode(node):
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logging.error("Not valid node ('%s')", node)
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self.response.set_status(500)
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return
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benchmarkdata = self.request.get('benchmarkdata')
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benchmarkdata = binascii.a2b_base64(benchmarkdata)
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def get_string(i):
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l, = struct.unpack('>H', i[:2])
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s = i[2:2+l]
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if len(s) != l:
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return None, None
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return s, i[2+l:]
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benchmarks = {}
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while len(benchmarkdata) > 0:
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name, benchmarkdata = get_string(benchmarkdata)
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iterations_str, benchmarkdata = get_string(benchmarkdata)
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time_str, benchmarkdata = get_string(benchmarkdata)
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iterations = int(iterations_str)
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time = int(time_str)
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benchmarks[name] = (iterations, time)
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q = Commit.all()
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q.filter('node =', node)
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n = q.get()
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if n is None:
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logging.error('Client asked for unknown commit while uploading benchmarks')
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self.response.set_status(404)
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return
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for (benchmark, (iterations, time)) in benchmarks.items():
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b = Benchmark.get_or_insert('v002.' + benchmark.encode('base64'), name = benchmark, version = 2)
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r = BenchmarkResult(key_name = '%08x/%s' % (n.num, builder), parent = b, num = n.num, iterations = iterations, nsperop = time, builder = builder)
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r.put()
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key = "bench(%d)" % n.num
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memcache.delete(key)
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self.response.set_status(200)
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def node(num):
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q = Commit.all()
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q.filter('num =', num)
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n = q.get()
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return n
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class GetBenchmarks(webapp.RequestHandler):
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def get(self):
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benchmark = self.request.path[12:]
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bm = Benchmark.get_by_key_name('v002.' + benchmark.encode('base64'))
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if bm is None:
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self.response.set_status(404)
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return
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q = BenchmarkResult.all()
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q.ancestor(bm)
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q.order('-__key__')
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results = q.fetch(10000)
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if len(results) == 0:
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self.response.set_status(404)
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return
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maxv = -1
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minv = 2000000000
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builders = set()
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for r in results:
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if maxv < r.num:
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maxv = r.num
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if minv > r.num:
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minv = r.num
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builders.add(r.builder)
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res = {}
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for b in builders:
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res[b] = [[-1] * ((maxv - minv) + 1), [-1] * ((maxv - minv) + 1)]
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for r in results:
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res[r.builder][0][r.num - minv] = r.iterations
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res[r.builder][1][r.num - minv] = r.nsperop
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minhash = node(minv).node
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maxhash = node(maxv).node
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if self.request.get('fmt') == 'json':
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self.response.headers['Content-Type'] = 'text/plain; charset=utf-8'
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self.response.out.write('{"min": "%s", "max": "%s", "data": {' % (minhash, maxhash))
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sep = "\n\t"
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for b in builders:
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self.response.out.write('%s"%s": {"iterations": %s, "nsperop": %s}' % (sep, b, str(res[b][0]).replace("L", ""), str(res[b][1]).replace("L", "")))
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sep = ",\n\t"
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self.response.out.write("\n}}\n")
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return
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def bgraph(builder):
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data = res[builder][1]
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encoding = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789.-"
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m = max(data) # max ns timing
|
|
if m == -1:
|
|
return ""
|
|
tot = 0
|
|
ntot = 0
|
|
for d in data:
|
|
if d < 0:
|
|
continue
|
|
tot += d
|
|
ntot += 1
|
|
avg = tot / ntot
|
|
if 2*avg > m:
|
|
m = 2*avg
|
|
s = ""
|
|
for d in data:
|
|
if d < 0:
|
|
s += "__"
|
|
continue
|
|
val = int(d*4095.0/m)
|
|
s += encoding[val/64] + encoding[val%64]
|
|
return "http://chart.apis.google.com/chart?cht=lc&chxt=x,y&chxl=0:|%s|%s|1:|0|%g ns|%g ns&chd=e:%s" % (minhash[0:12], maxhash[0:12], m/2, m, s)
|
|
|
|
graphs = []
|
|
for b in builders:
|
|
graphs.append({"builder": b, "url": bgraph(b)})
|
|
|
|
revs = []
|
|
for i in range(minv, maxv+1):
|
|
r = nodeInfo(node(i))
|
|
ns = []
|
|
for b in builders:
|
|
t = res[b][1][i - minv]
|
|
if t < 0:
|
|
t = None
|
|
ns.append(t)
|
|
r["ns_by_builder"] = ns
|
|
revs.append(r)
|
|
|
|
path = os.path.join(os.path.dirname(__file__), 'benchmark1.html')
|
|
data = {
|
|
"benchmark": bm.name,
|
|
"builders": [builderInfo(b) for b in builders],
|
|
"graphs": graphs,
|
|
"revs": revs
|
|
}
|
|
self.response.out.write(template.render(path, data))
|
|
|
|
class FixedOffset(datetime.tzinfo):
|
|
"""Fixed offset in minutes east from UTC."""
|
|
|
|
def __init__(self, offset):
|
|
self.__offset = datetime.timedelta(seconds = offset)
|
|
|
|
def utcoffset(self, dt):
|
|
return self.__offset
|
|
|
|
def tzname(self, dt):
|
|
return None
|
|
|
|
def dst(self, dt):
|
|
return datetime.timedelta(0)
|
|
|
|
def validNode(node):
|
|
if len(node) != 40:
|
|
return False
|
|
for x in node:
|
|
o = ord(x)
|
|
if (o < ord('0') or o > ord('9')) and (o < ord('a') or o > ord('f')):
|
|
return False
|
|
return True
|
|
|
|
def parseDate(date):
|
|
if '-' in date:
|
|
(a, offset) = date.split('-', 1)
|
|
try:
|
|
return datetime.datetime.fromtimestamp(float(a), FixedOffset(0-int(offset)))
|
|
except ValueError:
|
|
return None
|
|
if '+' in date:
|
|
(a, offset) = date.split('+', 1)
|
|
try:
|
|
return datetime.datetime.fromtimestamp(float(a), FixedOffset(int(offset)))
|
|
except ValueError:
|
|
return None
|
|
try:
|
|
return datetime.datetime.utcfromtimestamp(float(date))
|
|
except ValueError:
|
|
return None
|
|
|
|
email_re = re.compile('^[^<]+<([^>]*)>$')
|
|
|
|
def toUsername(user):
|
|
r = email_re.match(user)
|
|
if r is None:
|
|
return user
|
|
email = r.groups()[0]
|
|
return email.replace('@golang.org', '')
|
|
|
|
def dateToShortStr(d):
|
|
return d.strftime('%a %b %d %H:%M')
|
|
|
|
def parseBuild(build):
|
|
[builder, logblob] = build.split('`')
|
|
return {'builder': builder, 'log': logblob, 'ok': len(logblob) == 0}
|
|
|
|
def nodeInfo(c):
|
|
return {
|
|
"node": c.node,
|
|
"user": toUsername(c.user),
|
|
"date": dateToShortStr(c.date),
|
|
"desc": c.desc,
|
|
"shortdesc": c.desc.split('\n', 2)[0]
|
|
}
|
|
|
|
def toRev(c):
|
|
b = nodeInfo(c)
|
|
b['builds'] = [parseBuild(build) for build in c.builds]
|
|
return b
|
|
|
|
def byBuilder(x, y):
|
|
return cmp(x['builder'], y['builder'])
|
|
|
|
# This is the URL map for the server. The first three entries are public, the
|
|
# rest are only used by the builders.
|
|
application = webapp.WSGIApplication(
|
|
[('/', MainPage),
|
|
('/log/.*', LogHandler),
|
|
('/hw-get', GetHighwater),
|
|
('/hw-set', SetHighwater),
|
|
|
|
('/init', Init),
|
|
('/build', Build),
|
|
('/benchmarks', Benchmarks),
|
|
('/benchmarks/.*', GetBenchmarks),
|
|
], debug=True)
|
|
|
|
def main():
|
|
run_wsgi_app(application)
|
|
|
|
if __name__ == "__main__":
|
|
main()
|