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server.py
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server.py
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#!/usr/bin/env python3
# Server
import sys, os
sys.path.append(os.path.dirname(os.path.realpath(__file__)))
import glob, BTEdb, os, tarfile, traceback, mimetypes, wsgiref.simple_server, hashlib, json, threading, time, mako_server, configparser
import libtorrent as lt
class MutableDatabase:
def seek(self,position,mode):
pass
def truncate(self):
pass
def __init__(self, data=""):
self.data = data
def write(self,data):
self.data = data
def flush(self):
return False
def read(self):
return str(self.data)
def close(self):
pass
logfile = False
MasterDirectory = "/var/tpm-mirror"
PackagesDirectory = MasterDirectory + "/packages"
HTTPRoot = MasterDirectory + "/www/"
if not os.path.isdir(MasterDirectory):
os.mkdir(MasterDirectory)
if not os.path.isdir(PackagesDirectory):
os.mkdir(PackagesDirectory)
if not os.path.isdir(HTTPRoot):
os.mkdir(HTTPRoot)
torrent = ""
tstatus = False
master = BTEdb.Database(MasterDirectory+"/package-index.json")
hashes = BTEdb.Database(MasterDirectory+"/hashes.json")
mako_server.config = configparser.SafeConfigParser()
mako_server.config.readfp(open(os.path.dirname(os.path.realpath(__file__))+"/config.conf"))
mako_server.root = HTTPRoot
mako_server.moduleObjects = mako_server.load_modules(os.path.dirname(os.path.realpath(__file__)) + "/modules", mako_server.config["server"]["modules"].split(mako_server.config["general"]["listDelimiter"]))
ses = lt.session()
ses.listen_on(6881, 6891)
ses.start_dht()
ses.start_upnp()
mimetypes.init()
def RegeneratePackageIndex():
if not master.TransactionInProgress:
master.BeginTransaction(False)
for packagefile in glob.glob(PackagesDirectory+"/*.tpkg"):
try:
package = tarfile.open(packagefile,"r:gz")
PackageInfo = BTEdb.Database(MutableDatabase(package.extractfile(package.getmember("info/package.json")).read().decode("utf-8"))) # Trust me, this probably works
PackageDatapoint = PackageInfo.Dump("info")[0]
if not master.TableExists(PackageDatapoint["PackageName"]):
master.Create(PackageDatapoint["PackageName"])
VersionsAlreadyDone = []
for version in master.Dump(PackageDatapoint["PackageName"]):
VersionsAlreadyDone.insert(0,version["Version"])
packagefileobj = open(packagefile, "rb")
if not PackageDatapoint["Version"] in VersionsAlreadyDone:
x = []
for y,z in PackageDatapoint.items():
x.insert(0,[y,z]) # X becomes a list of lists, each list inside x is a key-value pair for properties of a package
master.Insert(PackageDatapoint["PackageName"], Filename = os.path.basename(packagefile), *x) # Gets the filename and also appends all the elements of x to the end of the methodcall
if not hashes.TableExists(os.path.basename(packagefile)):
hashes.Create(os.path.basename(packagefile))
if len(hashes.Dump(os.path.basename(packagefile))) == 0:
hashes.Insert(os.path.basename(packagefile), Hash = hashlib.sha256(packagefileobj.read()).hexdigest())
else:
hashes.Update(os.path.basename(packagefile), hashes.Dump(os.path.basename(packagefile)), Hash = hashlib.sha256(packagefileobj.read()).hexdigest())
packagefileobj.close()
except:
print(traceback.format_exc())
continue
master.CommitTransaction()
GenerateLatestVersions()
def GenerateLatestVersions():
if not master.TransactionInProgress:
master.BeginTransaction(False)
for package in master.ListTables():
LatestReleaseEpoch = 0
PackageLatestVersion = "Error"
for version in master.Dump(package):
if version["Version"] == "Latest":
continue
else:
if version["ReleaseEpoch"] > LatestReleaseEpoch:
LatestReleaseEpoch = version["ReleaseEpoch"]
PackageLatestVersion = version["Version"]
if len(master.Select(package,Version = "Latest")) == 0:
master.Insert(package, Version = "Latest", LatestVersion = PackageLatestVersion)
else:
master.Update(package, master.Select(package, Version = "Latest"), LatestVersion = PackageLatestVersion)
master.CommitTransaction()
def fix_for_wsgiref(st, encode = "utf-8"):
if encode != False:
return [st.encode(encode)]
return [st] # This is because wsgiref is made for python 2 and still hasn't been updated properly
def serve(environ, start_response):
# if environ["PATH_INFO"] == "/":
# start_response("200 OK", [('Content-type','text/html')])
# return fix_for_wsgiref("""<!doctype html><html><head><meta http-equiv="refresh" content="0;URL='/index.pyhtml'" /></head><body>Redirecting...</body></html>""")
if environ["PATH_INFO"].lower()[-len("torrent"):] == "torrent":
start_response("200 OK", [('Content-type','application/x-bittorrent')])
return fix_for_wsgiref(lt.bencode(torrent), False)
if environ["PATH_INFO"].lower() == "/package-index.json":
start_response("200 OK", [('Content-type','application/json')])
return fix_for_wsgiref(json.dumps(master.master)) # Only return master, don't want to send any triggers or savepoints
if environ["PATH_INFO"].lower() == "/hashes.json":
start_response("200 OK", [('Content-type','application/json')])
return fix_for_wsgiref(json.dumps(hashes.master))
return fix_for_wsgiref(mako_server.serve(environ, start_response, packages = master.master, hashes = hashes.master))
def GenerateTorrent():
fs = lt.file_storage()
lt.add_files(fs, PackagesDirectory)
t = lt.create_torrent(fs, flags = 1&8&16) # 16 does nothing right now
#t = lt.create_torrent(fs)
t.add_tracker("http://tpm.blogwithme.net:81/tracker")
lt.set_piece_hashes(t,MasterDirectory)# ## Not working
return t.generate()
def NewTorrent(pt):
info = lt.torrent_info(pt) # This is necessary for some reason
fs = lt.file_storage()
lt.add_files(fs,PackagesDirectory)
h = ses.add_torrent({"save_path": MasterDirectory, "storage_mode": lt.storage_mode_t.storage_mode_sparse, "ti": info, "storage": fs, "flags": 1})
#h = ses.add_torrent({"save_path": PackagesDirectory, "storage_mode": lt.storage_mode_t.storage_mode_sparse, "ti": info, "storage": fs })
print("New torrent added")
return h
def GenerateAll():
global torrent,tstatus
RegeneratePackageIndex()
torrent = GenerateTorrent()
tstatus = NewTorrent(torrent)
print("Generating package index")
GenerateAll()
print("Generated package index")
def webserver():
server = wsgiref.simple_server.make_server("",5001,serve)
server.serve_forever()
def ReannounceDaemon():
state_str = ['queued', 'checking', 'downloading metadata', 'downloading', 'finished', 'seeding', 'allocating']
while True:
s = tstatus.status()
print('\r%.2f%% complete (down: %.1f kb/s up: %.1f kB/s peers: %d) %s' % (s.progress * 100, s.download_rate / 1000, s.upload_rate / 1000, s.num_peers, state_str[s.state]))
print("Next announce: %s" % str(s.next_announce))
tstatus.force_reannounce()
time.sleep(30)
def RegenerateTimer():
while True:
tosleep = 12*3600 - (int(time.time()) % (12*3600))
print("Sleeping " + str(tosleep) + " seconds")
time.sleep(tosleep)
print("Regenerating package index and torrentfile")
GenerateAll()
print("Regeneration terminated")
webthread = threading.Thread(target=webserver)
webthread.daemon = False # Important
webthread.start()
print("Serving on port 5001")
rtthread = threading.Thread(target=RegenerateTimer)
rtthread.daemon = False
rtthread.start()
print("Regenerating package index every 12 hours")
rdthread = threading.Thread(target=ReannounceDaemon)
rdthread.daemon = False
rdthread.start()
print("Regenerating package index every 12 hours")