Add transifex webhook handler
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278
pybitmessage.wsgi
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278
pybitmessage.wsgi
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#!/usr/bin/python2.7
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#import datetime
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from base64 import b64encode
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from cStringIO import StringIO
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import fcntl
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from hashlib import sha1
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import hmac
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import httplib
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import json
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import os
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import pprint
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import requests
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import shutil
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from subprocess import call, Popen
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import sys
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import tempfile
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import time
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import traceback
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from urlparse import parse_qs
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gitHubSecret = ""
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gitHubUsername = ""
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gitHubToken = ""
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transifexSecret = ""
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transifexUsername = ""
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transifexPassword = ""
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branch = "v0.6"
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lock = None
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lockFile = ".webhook.lock"
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os.chdir("/usr/src/PyBitmessage")
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if os.environ.get("HOME") is None:
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os.environ["HOME"] = "/var/www"
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def debug(obj):
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sys.stderr.write(pprint.pformat(obj) + "\n")
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def verifyGitHubSignature (environ, payload_body):
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signature = 'sha1=' + hmac.new(gitHubSecret, payload_body, sha1).hexdigest()
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try:
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if signature != environ.get('HTTP_X_HUB_SIGNATURE'):
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return False
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return True
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except:
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return False
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def verifyTransifexSignature (environ, payload_body):
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signature = b64encode(hmac.new(transifexSecret, payload_body, sha1).digest())
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try:
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debug(signature)
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if signature != environ.get('HTTP_X_TX_SIGNATURE'):
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return False
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return True
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except:
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return False
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def returnMessage(status = False, message = "Unimplemented"):
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output = json.dumps({"status": "OK" if status else "FAIL", "message": message})
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return [output, [('Content-type', 'text/plain'),
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('Content-Length', str(len(output)))
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]]
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def updateLocalTranslationSource():
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call(["git", "stash", "-q"])
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call(["git", "checkout", "-q", branch])
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call(["git", "pull", "-q"])
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call(["pylupdate4", "src/translations/bitmessage.pro"])
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def uploadTranslationSource():
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headers = {"Authorization": "Basic " + b64encode(transifexUsername + ":" + transifexPassword)}
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response = requests.put("https://www.transifex.com/api/2/project/pybitmessage/resource/pybitmessage/content/",
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headers=headers, files={'bitmessage_en.ts': open("src/translations/bitmessage_en.ts", "rb")})
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return response
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def updateLocalTranslationDestination(ts, lang):
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call(["git", "pull", "--all", "-q"])
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call(["git", "stash", "-q"])
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call(["git", "checkout", "-q", branch])
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call(["git", "checkout", "-q", "-b", "translate_" + lang + "_" + str(ts)])
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call(["git", "branch", "-q", "--set-upstream-to=origin/v0.6"])
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def downloadTranslatedLanguage(ts, lang):
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headers = {"Authorization": "Basic " + b64encode(transifexUsername + ":" + transifexPassword)}
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resname = "pybitmessage_" + lang + ".ts"
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fname = "bitmessage_" + lang.lower() + ".ts"
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with open("src/translations/" + fname, "wt") as handle:
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response = requests.get("https://www.transifex.com/api/2/project/pybitmessage/resource/pybitmessage/translation/" + lang + "/",
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headers=headers)
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if response.ok:
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content = json.loads(response.content)["content"]
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handle.write(content.encode("utf-8"))
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# print "Response from github for pull request: %i, %s" % (response.status_code, response.content)
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return response
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def commitTranslatedLanguage(ts, lang):
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call(["lrelease-qt4", "src/translations/bitmessage.pro"])
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call(["git", "add", "src/translations/bitmessage_" + lang + ".ts", "src/translations/bitmessage_" + lang + ".qm"])
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call(["git", "commit", "-q", "-S", "-m", "Auto-updated language %s from transifex" % (lang)])
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newbranch = "translate_" + lang + "_" + str(ts)
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call(["git", "push", "-q", "translations", newbranch + ":" + newbranch])
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request = {
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"title": "Translation update " + lang,
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"body": "Auto-updated from transifex",
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"head": "PyBitmessageTranslations:" + newbranch,
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"base": branch
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}
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headers = {"Authorization": "token " + gitHubToken}
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response = requests.post("https://api.github.com/repos/Bitmessage/PyBitmessage/pulls",
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headers=headers, data=json.dumps(request))
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# TODO: save pull request number
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return response
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# print "JSON dumps request: %s" % (json.dumps(request))
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# print "Response from github for pull request: %i, %s" % (response.status_code, response.content)
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def listPullRequests():
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headers = {"Authorization": "token " + gitHubToken}
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response = requests.get("https://api.github.com/repos/Bitmessage/PyBitmessage/pulls?state=open&base=%s&sort=created&direction=desc" % branch,
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headers=headers)
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pulls = []
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if response.ok:
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try:
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data = json.loads(response.content)
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for i in data:
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if i['user']['login'] != gitHubUsername:
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continue
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if not i['head']['label'].startswith(gitHubUsername):
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continue
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# print i['number'], i['title'], i['user']['login'], i['head']['label'], i['head']['ref']
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pulls.append({'number': i['number'], 'branch': i['head']['ref']})
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except:
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print "Exception"
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traceback.print_exc()
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pass
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else:
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print "Not ok"
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return pulls
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# print "JSON dumps request: %s" % (json.dumps(request))
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# print "Response from github for pull request: %i, %s" % (response.status_code, response.content)
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def rebasePullRequest(newbranch):
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# newbranch = "translate_" + lang + "_" + str(ts)
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call(["git", "pull", "--all", "-q"])
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call(["git", "stash", "-q"])
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call(["git", "checkout", "-q", newbranch])
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call(["git", "branch", "-q", "--set-upstream-to=origin/v0.6"])
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call(["git", "rebase", "-q"])
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call(["git", "commit", "-q", "--no-edit", "--amend", "-S"])
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call(["git", "push", "-q", "-f", "translations", newbranch + ":" + newbranch])
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call(["git", "checkout", "-q", branch])
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def checkIfPullRequestMerged(ts, lang):
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# Get if a pull request has been merged
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# GET /repos/:owner/:repo/pulls/:number/merge
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# Response if pull request has been merged
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# Status: 204 No Content
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# Response if pull request has not been merged
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# Status: 404 Not Found
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return
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def deleteBranch(ts, lang):
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newbranch = "translate_" + lang + "_" + str(ts)
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call(["git", "branch", "-q", "-D", newbranch])
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# TODO: delete remote branch
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def lockWait():
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global lockFile, lock
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lock = open(lockFile, "wb")
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fcntl.lockf(lock, fcntl.LOCK_EX)
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def unlock():
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global lockFile, lock
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fcntl.lockf(lock, fcntl.LOCK_UN)
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if os.path.isfile(lockFile):
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os.unlink(lockFile)
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def application(environ, start_response):
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status = '200 OK'
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output = ''
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lockWait()
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length = int(environ.get('CONTENT_LENGTH', '0'))
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body = environ['wsgi.input'].read(length)
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# h environ['wsgi.input'] = body
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if environ.get("HTTP_X_GITHUB_EVENT") == "ping":
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if not verifyGitHubSignature(environ, body):
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output, responseHeaders = returnMessage(False, "Checksum bad")
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start_response(status, responseHeaders)
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unlock()
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return [output]
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output, responseHeaders = returnMessage(True, "Test OK")
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elif environ.get("HTTP_X_GITHUB_EVENT") == "push":
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if not verifyGitHubSignature(environ, body):
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output, responseHeaders = returnMessage(False, "Checksum bad")
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start_response(status, responseHeaders)
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unlock()
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return [output]
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try:
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payload = json.loads(body)
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if payload['ref'] != "refs/heads/" + branch:
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unlock()
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raise Exception
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updateLocalTranslationSource()
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response = uploadTranslationSource()
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output, responseHeaders = returnMessage(True, "Processed: %i, %s:" % (response.status_code, response.content))
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except:
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output, responseHeaders = returnMessage(True, "Not processing")
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elif "Transifex" in environ.get("HTTP_USER_AGENT"):
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# debug(environ)
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# debug(body)
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if not verifyTransifexSignature(environ, body):
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debug ("Verify Transifex Signature fail, but fuck them")
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else:
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debug ("Verify Transifex Signature ok")
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# output, responseHeaders = returnMessage(False, "Checksum bad")
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# start_response(status, responseHeaders)
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# unlock()
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# return [output]
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try:
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# debug(body)
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payload = parse_qs(body)
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# debug(payload)
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if 'pybitmessage' in payload['project'] and 'pybitmessage' in payload['resource']:
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if 'translated' in payload and '100' in payload['translated']:
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ts = int(time.time())
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updateLocalTranslationDestination(ts, payload['language'][0].lower())
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downloadTranslatedLanguage(ts, payload['language'][0])
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response = commitTranslatedLanguage(ts, payload['language'][0].lower())
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if response.ok:
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output, responseHeaders = returnMessage(True, "Processed.")
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else:
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output, responseHeaders = returnMessage(False, "Error: %i." % (response.status_code))
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else:
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output, responseHeaders = returnMessage(False, "Nothing to do")
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else:
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output, responseHeaders = returnMessage(False, "Nothing to do")
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except:
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output, responseHeaders = returnMessage(True, "Not processing")
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else:
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debug("Unknown command %s" % (environ.get("HTTP_X_GITHUB_EVENT")))
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output, responseHeaders = returnMessage(True, "Unknown command, ignoring")
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# output = ''
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# for k, v in environ.items():
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# output += '%.40s %s\n' % (k, v)
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#responseHeaders = sendFile("ffb8c8eb-3d3b-4306-b65e-e0d1fa4f7ea0")
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start_response(status, responseHeaders)
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unlock()
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return [output]
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if __name__ == "__main__":
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lockWait()
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if len(sys.argv) < 2:
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unlock()
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sys.exit()
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if sys.argv[1] == "commit":
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updateLocalTranslationSource(tempdir)
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response = uploadTranslationSource(tempdir)
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print "Uploaded to transifex: %i, %s" % (response.status_code, response.content)
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elif sys.argv[1] == "translated":
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if len(sys.argv) < 3:
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unlock()
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sys.exit()
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lang = sys.argv[2]
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print "Cloning repo"
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ts = int(time.time())
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updateLocalTranslationDestination(ts, lang.lower())
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print "Downloading translated file"
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downloadTranslatedLanguage(ts, lang)
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print "Creating pull request"
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response = commitTranslatedLanguage(ts, lang.lower())
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print "Pull request sent"
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elif sys.argv[1] == "rebase":
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for pull in listPullRequests():
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rebasePullRequest(pull['branch'])
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print "Rebased %s" % (pull['number'])
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break
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unlock()
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