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#!/usr/bin/env python3
# This script greps the JSON files for the buildbots on the LLVM official
# build master by name and prints an HTML page with the links to the bots
# and the status.
#
# Multiple masters can be used, as well as multiple groups of bots and
# multiple bots per group, all in a json file. See linaro.json in this
# repository to have an idea how the config file is.
import sys
import os
import argparse
import json
import tempfile
import logging
from datetime import datetime, timedelta
# The requests allows HTTP keep-alive which re-uses the same TCP connection
# to download multiple files.
import requests
# The GIT revision length used on 'Commits' error display.
GIT_SHORT_LEN=7
def ignored(s):
return 'ignore' in s and s['ignore']
def not_ignored(s):
return not ignored(s)
# Returns the parsed json URL or and error string.
def wget(session, url):
try:
req = session.get(url)
except requests.exceptions.RequestException as e:
return str(e), True
return req.json(), False
# Returns a string with the GIT revision usesd on build BUILDID and
# PREV_BUILDID in the form '<id_buildid>-<id_prev_buildid>'.
def get_bot_failure_changes(session, base_url, buildid, prev_buildid):
def wget_build_rev(bid):
if bid != -1:
contents, err = wget(session,
"{}/api/v2/builds/{}/changes"
.format(base_url, bid))
if err or len(contents['changes']) == 0:
return ""
return contents['changes'][0]['revision']
return ""
revision = wget_build_rev(buildid)
prev_revision = wget_build_rev(prev_buildid)
if not prev_revision:
return "{:.{width}}".format(revision, width=GIT_SHORT_LEN)
else:
return "{:.{width}}-{:.{width}}".format(revision, prev_revision,
width=GIT_SHORT_LEN)
# Get the status of a individual bot BOT. Returns a dict with the
# information.
def get_bot_status(session, bot, base_url, builder_url, build_url):
(contents, err) = wget(session,
"{}/api/v2/{}/{}/{}"
.format(base_url, builder_url, bot, build_url))
if err:
return { 'fail' : err }
builds = contents
status = {}
reversed_builds = reversed(builds['builds'])
for build in reversed_builds:
if build['complete']:
status['builderid'] = build['builderid']
status['number'] = build['number']
status['state'] = build['state_string']
delta = int(build['complete_at']) - int(build['started_at'])
status['time'] = str(timedelta(seconds=delta))
if build['state_string'] != 'build successful':
status['comments'] = build['state_string']
status['fail'] = True
try:
prev_buildid = next(reversed_builds)['buildid']
except StopIteration:
prev_buildid = -1;
status['changes'] = get_bot_failure_changes(session, base_url,
build['buildid'],
prev_buildid)
else:
status['fail'] = False
break
return status
def bot_status(config_file, output_file):
temp = tempfile.NamedTemporaryFile(mode='w+', delete=False)
today = "{}\n".format(datetime.today().ctime())
session = requests.Session()
# Get status for all bots
bot_cache = {}
for server in filter(not_ignored, config):
base_url = server['base_url']
builder_url = server['builder_url']
build_url = server['build_url']
logging.debug('Parsing server {}...'.format(server['name']))
for builder in server['builders']:
logging.debug(' Parsing builders {}...'.format(builder['name']))
for bot in builder['bots']:
bot_key = "{}/{}".format(base_url, bot['name'])
if bot_key in bot_cache:
continue
logging.debug(' Parsing bot {}...'.format(bot['name']))
status = get_bot_status(session, bot['name'], base_url, builder_url,
build_url)
if not_ignored(bot):
fail = 'fail' in status
logging.debug(" FAIL" if status['fail'] else " PASS")
bot_cache[bot_key] = status
# Dump all servers / bots
for server in filter(not_ignored, config):
base_url = server['base_url']
builder_url = server['builder_url']
build_url = server['build_url']
favicon = 'fail.ico' if fail else 'ok.ico'
temp.write("<link rel=\"shortcut icon\" href=\"{}\" "
"type=\"image/x-icon\"/>\n".format(favicon))
temp.write("<table cellspacing=1 cellpadding=2>\n")
temp.write("<tr><td colspan=5> </td><tr>\n")
temp.write("<tr><th colspan=5>{} @ {}</td><tr>\n"
.format(server['name'], today))
for builder in server['builders']:
temp.write("<tr><td colspan=5> </td><tr>\n")
temp.write("<tr><th colspan=5>{}</td><tr>\n".format(builder['name']))
temp.write("<tr><th>Buildbot</th><th>Status</th><th>Time</th>"
"<th>Build #</th><th>Commits</th><th>Comments</th></tr>\n")
for bot in builder['bots']:
temp.write("<tr>\n")
status = bot_cache["{}/{}".format(base_url, bot['name'])]
url = "{}/#/{}/{}".format(base_url, builder_url, status['builderid'])
temp.write(" <td><a href='{}'>{}</a></td>\n".format(url, bot['name']))
temp.write(" <td><font color='{}'>{}</font></td>\n"
.format('red' if status['fail'] else 'green',
'FAIL' if status['fail'] else 'PASS'))
empty_cell=" <td> </td>\n"
if 'time' in status:
temp.write(" <td>{}</td>\n".format(status['time']))
else:
temp.write(empty_cell)
if 'number' in status:
build_url = "{}/builds/{}".format(url, status['number'])
temp.write(" <td><a href='{}'>{}</a></td>\n".format(build_url, status['number']))
else:
temp.write(empty_cell)
if 'changes' in status:
temp.write(" <td>{}</td>\n".format(status['changes']))
else:
temp.write(empty_cell)
if status['fail']:
temp.write(" <td>{:.30}</td>\n".format(status['comments']))
else:
temp.write(empty_cell)
temp.write("</tr>\n")
temp.write("</table>\n")
# Move temp to main (atomic change)
temp.close()
os.rename(temp.name, sys.argv[2])
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument('-d', dest='debug', action='store_true')
parser.add_argument('config_file',
help='Bots description in JSON format')
parser.add_argument('output_file',
help='output HTML path')
args = parser.parse_args()
if args.debug:
logging.basicConfig(stream=sys.stderr, level=logging.DEBUG)
try:
with open(args.config_file, "r") as f:
config = json.load(f)
except IOError as e:
print("error: failed to read {} config file: {}".format(sys.argv[1], e))
sys.exit(os.EX_CONFIG)
bot_status(config, args.output_file)
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