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from bottle import route, run, request, static_file
from scraper import Driver
from api import RequestHandler
from multiprocessing import Process, Queue
from Queue import Empty
from time import sleep
from json import dumps
from uuid import uuid1
import tarfile
import os.path
import os
from glob import glob
long_queue = Queue()
short_queue = Queue()
lookup_queue = Queue()
short_lookup_queue = Queue()
processes = []
done_queue = Queue()
def start():
global long_queue, short_queue, lookup_queue, done_queue, processes,\
short_lookup_queue
processes = []
long_queue = Queue()
short_queue = Queue()
short_lookup_queue = Queue()
lookup_queue = Queue()
with open("api_accounts.txt") as f:
for line in f:
credentials = line.strip().split()[2:]
handler = RequestHandler(*credentials)
p = Process(target=api_target, args=(handler, long_queue,
short_queue,
lookup_queue, done_queue))
processes.append(p)
p.daemon = True
p.start()
with open("scraping_accounts.txt") as f:
for line in f:
credentials = line.strip().split()[:2]
driver = Driver(*credentials)
p = Process(target=scraper_target, args=(driver, short_queue,
done_queue))
processes.append(p)
p.daemon = True
p.start()
@route('/short_lookup', method='POST')
def short_lookup():
query_list = request.forms.list.split(",")
user_list = zip(*[iter(query_list)] * 2) # this is dark magic
short_lookup_queue.put(user_list)
@route('/restart')
def restart():
global processes
for p in processes:
p.terminate()
start()
@route('/long')
def long():
user_id = request.query.id
long_queue.put(user_id)
@route('/short')
def short():
user_id = request.query.id
user_name = request.query.user_name
short_queue.put((user_id, user_name))
@route('/lookup', method='POST')
def lookup():
id_list = request.forms.list.split(",")
lookup_queue.put(id_list)
@route('/status')
def status():
answer_dict = {
"long": long_queue.qsize(),
"short": short_queue.qsize(),
"lookup": lookup_queue.qsize(),
"short_lookup": short_lookup_queue.qsize(),
"done": done_queue.qsize(),
"processes": len([p for p in processes if p.is_alive()]),
"users": len(glob("data/users/[0-9]*.txt")),
"lookups": len(glob("data/users/lookup*.txt"))
}
return dumps(answer_dict)
@route('/fetch')
def fetch():
for filename in glob("data/users/*.tar.gz"):
os.remove(filename)
def get_filenames():
try:
while True:
yield done_queue.get(False)
except Empty:
pass
filename = os.path.join("data", "users", "archive-"
+ str(uuid1()) + ".tar.gz")
with tarfile.open(filename, "w:gz") as tar:
for name in get_filenames():
tar.add(name)
return static_file(filename, root=".")
def scraper_target(driver, short_queue, done_queue):
while True:
try:
user_id, user_name = short_queue.get(False)
except Empty:
pass
else:
filename = driver.get_followers(user_id, user_name)
done_queue.put(filename)
finally:
sleep(0.5)
def api_target(handler, long_queue, short_queue, lookup_queue, done_queue):
while True:
if handler.ready("followers"):
try:
user_id = long_queue.get(False)
except Empty:
try:
user_id = short_queue.get(False)[0]
except Empty:
pass
else:
filename = handler.get_followers(user_id)
done_queue.put(filename)
continue
else:
filename = handler.get_followers(user_id)
done_queue.put(filename)
continue
if handler.ready("lookup"):
try:
users_list = lookup_queue.get(False)
except Empty:
try:
user_list = short_lookup_queue.get(False)
except Empty:
pass
else:
filename = handler.lookup(user[0] for user in user_list)
done_queue.put(filename)
else:
filename = handler.lookup(users_list)
done_queue.put(filename)
else:
try:
user_list = short_lookup_queue.get(False)
except Empty:
pass
else:
filename = handler.short_lookup(user_list)
done_queue.put(filename)
if __name__ == "__main__":
import sys
start()
run(host="0.0.0.0", port=int(sys.argv[1]))
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