1
0
mirror of https://github.com/golang/go synced 2024-11-14 14:50:23 -07:00
go/misc/dashboard/godashboard/gobuild.py
Adam Langley d635d846f4 Add builder scripts.
These are the scripts behind godashboard.appspot.com. Nothing is
particularly beautiful about it, but it does run.

I still need to add support for per-builder keys and for running the
benchmarks.

R=rsc
CC=golang-dev
https://golang.org/cl/183153
2010-01-07 18:45:45 -08:00

286 lines
9.1 KiB
Python

# Copyright 2009 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.
# This is the server part of the continuous build system for Go. It must be run
# by AppEngine.
from google.appengine.ext import db
from google.appengine.ext import webapp
from google.appengine.ext.webapp import template
from google.appengine.ext.webapp.util import run_wsgi_app
import datetime
import hashlib
import logging
import os
import re
import key
# The main class of state are commit objects. One of these exists for each of
# the commits known to the build system. Their key names are of the form
# <commit number (%08x)> "-" <hg hash>. This means that a sorting by the key
# name is sufficient to order the commits.
#
# The commit numbers are purely local. They need not match up to the commit
# numbers in an hg repo. When inserting a new commit, the parent commit must be
# given and this is used to generate the new commit number. In order to create
# the first Commit object, a special command (/init) is used.
class Commit(db.Model):
num = db.IntegerProperty() # internal, monotonic counter.
node = db.StringProperty() # Hg hash
parentnode = db.StringProperty() # Hg hash
user = db.StringProperty()
date = db.DateTimeProperty()
desc = db.BlobProperty()
# This is the list of builds. Each element is a string of the form <builder
# name> "`" <log hash>. If the log hash is empty, then the build was
# successful.
builds = db.StringListProperty()
# A Log contains the textual build log of a failed build. The key name is the
# hex digest of the SHA256 hash of the contents.
class Log(db.Model):
log = db.BlobProperty()
# For each builder, we store the last revision that it built. So, if it
# crashes, it knows where to start up from. The key names for these objects are
# "hw-" <builder name>
class Highwater(db.Model):
commit = db.StringProperty()
class MainPage(webapp.RequestHandler):
def get(self):
self.response.headers['Content-Type'] = 'text/html; charset=utf-8'
q = Commit.all()
q.order('-__key__')
results = q.fetch(30)
revs = [toRev(r) for r in results]
allbuilders = set()
for r in revs:
for b in r['builds']:
allbuilders.add(b['builder'])
for r in revs:
have = set(x['builder'] for x in r['builds'])
need = allbuilders.difference(have)
for n in need:
r['builds'].append({'builder': n, 'log':'', 'ok': False})
r['builds'].sort(cmp = byBuilder)
builders = list(allbuilders)
builders.sort()
values = {"revs": revs, "builders": builders}
path = os.path.join(os.path.dirname(__file__), 'main.html')
self.response.out.write(template.render(path, values))
class GetHighwater(webapp.RequestHandler):
def get(self):
builder = self.request.get('builder')
hw = Highwater.get_by_key_name('hw-%s' % builder)
if hw is None:
# If no highwater has been recorded for this builder, we find the
# initial commit and return that.
q = Commit.all()
q.filter('num =', 0)
commitzero = q.get()
self.response.set_status(200)
self.response.out.write(commitzero.node)
return
self.response.set_status(200)
self.response.out.write(hw.commit)
class LogHandler(webapp.RequestHandler):
def get(self):
self.response.headers['Content-Type'] = 'text/plain; charset=utf-8'
hash = self.request.path[5:]
l = Log.get_by_key_name(hash)
if l is None:
self.response.set_status(404)
return
self.response.set_status(200)
self.response.out.write(l.log)
# Init creates the commit with id 0. Since this commit doesn't have a parent,
# it cannot be created by Build.
class Init(webapp.RequestHandler):
def post(self):
if self.request.get('key') != key.accessKey:
self.response.set_status(403)
return
date = parseDate(self.request.get('date'))
node = self.request.get('node')
if not validNode(node) or date is None:
logging.error("Not valid node ('%s') or bad date (%s %s)", node, date, self.request.get('date'))
self.response.set_status(500)
return
commit = Commit(key_name = '00000000-%s' % node)
commit.num = 0
commit.node = node
commit.parentnode = ''
commit.user = self.request.get('user')
commit.date = date
commit.desc = self.request.get('desc').encode('utf8')
commit.put()
self.response.set_status(200)
# Build is the main command: it records the result of a new build.
class Build(webapp.RequestHandler):
def post(self):
if self.request.get('key') != key.accessKey:
self.response.set_status(403)
return
builder = self.request.get('builder')
log = self.request.get('log').encode('utf-8')
loghash = ''
if len(log) > 0:
loghash = hashlib.sha256(log).hexdigest()
l = Log(key_name = loghash)
l.log = log
l.put()
date = parseDate(self.request.get('date'))
node = self.request.get('node')
parent = self.request.get('parent')
if not validNode(node) or not validNode(parent) or date is None:
logging.error("Not valid node ('%s') or bad date (%s %s)", node, date, self.request.get('date'))
self.response.set_status(500)
return
q = Commit.all()
q.filter('node =', parent)
p = q.get()
if p is None:
self.response.set_status(404)
return
parentnum, _ = p.key().name().split('-', 1)
nodenum = int(parentnum, 16) + 1
def add_build():
key_name = '%08x-%s' % (nodenum, node)
n = Commit.get_by_key_name(key_name)
if n is None:
n = Commit(key_name = key_name)
n.num = nodenum
n.node = node
n.parentnode = parent
n.user = self.request.get('user')
n.date = date
n.desc = self.request.get('desc').encode('utf8')
s = '%s`%s' % (builder, loghash)
for i, b in enumerate(n.builds):
if b.split('`', 1)[0] == builder:
n.builds[i] = s
break
else:
n.builds.append(s)
n.put()
db.run_in_transaction(add_build)
hw = Highwater.get_by_key_name('hw-%s' % builder)
if hw is None:
hw = Highwater(key_name = 'hw-%s' % builder)
hw.commit = node
hw.put()
self.response.set_status(200)
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 toRev(c):
b = { "node": c.node,
"user": toUsername(c.user),
"date": dateToShortStr(c.date),
"desc": c.desc}
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),
('/init', Init),
('/build', Build),
])
def main():
run_wsgi_app(application)
if __name__ == "__main__":
main()