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import os, sys
import csv
import struct
from collections import defaultdict, Counter
def process(data_path, ofilename):
ofile = open(ofilename, "w")
ofile_core = open(ofilename+".core", "w")
writer = csv.writer(ofile)
writer_core = csv.writer(ofile_core)
for f in sorted(os.listdir(data_path)):
if not f.endswith("sort"):
continue
print(f)
ifile = open("{}/{}".format(data_path, f))
reader = csv.reader(ifile)
for req in reader:
if req[4] == "0" or req[4] == "-1" or req[4] == "":
continue
# if req[9] == "":
# continue
req_new = [req[0], req[1], req[2], req[4], req[7], req[9], req[10], req[11]]
req_core = [req[0], req[1], req[2], req[4], req[7], ]
# print(req)
# print([len(req), req[9], req[10], req[11], req[12], req[13]])
# break
writer.writerow(req_new)
writer_core.writerow(req_core)
def convert(ifilename, ofilename):
ifile = open(ifilename, "r")
reader = csv.reader(ifile)
ofile = open(ofilename, "wb")
s = struct.Struct("<IIBBH")
country_map, server_map, cat_map = defaultdict(int), defaultdict(int), defaultdict(int)
country_cnt, server_cnt, cat_cnt = defaultdict(int), defaultdict(int), defaultdict(int)
for req in reader:
country_cnt[req[0]] += 1
server_cnt[req[1]] += 1
if len(req[2].split("/")) > 2:
cat_cnt[req[2].split("/")[1]] += 1
else:
cat_cnt[1] += 1
if req[0] in country_map:
country = country_map.get(req[0])
else:
country = len(country_map) + 1
country_map[req[0]] = country
if req[1] in server_map:
server = server_map.get(req[1])
else:
server = len(server_map) + 1
server_map[req[1]] = server
# no cat
cat = 1
if len(req[2].split("/")) > 2:
if req[2].split("/")[1] in cat_map:
cat = cat_map.get(req[2].split("/")[1])
else:
cat = len(cat_map) + 2
cat_map[req[2].split("/")[1]] = cat
obj_id = hash(req[2]) & 0xffffffff
size = int(req[3])
ofile.write(s.pack(obj_id, size, country, server, cat))
ofile.close()
for map_data, name in zip((country_map, server_map, cat_map), ("country_map", "server_map", "cat_map")):
with open(name, "w") as ofile:
for k, v in map_data.items():
ofile.write("{}: {}\n".format(k, v))
print(country_cnt)
print(server_cnt)
print(cat_cnt)
if __name__ == "__main__":
# process("/disk2/twr/cdn/", "/disk2/twr/cdn.csv")
convert("/disk2/twr/cdn.csv.core", "/disk2/twr/cdn.bin")
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