67 lines
2.3 KiB
Python
67 lines
2.3 KiB
Python
#Used for scraping osu files from osu.ppy.sh and storing them into self database
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import urllib.request, json
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import MySQLdb
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import MySQLdb.cursors
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import time, calendar
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import atexit
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finished = False
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with open("config.json", "r") as f:
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config = json.load(f)
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with open("memory.json", "r") as f:
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memory = json.load(f)
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sql = MySQLdb.connect(**config["sql"], cursorclass = MySQLdb.cursors.DictCursor)
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cur = sql.cursor()
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def on_close():
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with open("memory.json", "w") as f:
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json.dump(memory, f)
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print("Closing...")
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atexit.register(on_close)
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failed_streak = 0
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while not finished:
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target = memory["scrape"]["last"] + 1
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attempts = 0
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completed = False
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extra_sleep = 0
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while attempts < config["scrape"]["max_attempts"] and not completed:
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try:
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with urllib.request.urlopen("https://osu.ppy.sh/web/check-updates.php?action=path&stream=stable&target={}".format(target)) as url:
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data = json.loads(url.read().decode())[0]
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if "url_patch" not in data.keys():
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data["url_patch"] = None
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cur.execute("INSERT INTO updates (file_version,filename,file_hash,filesize,timestamp,patch_id,url_full,url_patch) VALUES (%s,%s,%s,%s,%s,%s,%s,%s)",
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[
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data["file_version"],
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data["filename"],
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data["file_hash"],
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data["filesize"],
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calendar.timegm(time.strptime(data["timestamp"], "%Y-%m-%d %H:%M:%S")),
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data["patch_id"],
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data["url_full"],
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data["url_patch"]
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])
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sql.commit()
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completed = True
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failed_streak = 0
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print("target: {}, status: OK".format(target))
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except:
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if target not in memory["scrape"]["failed"]:
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memory["scrape"]["failed"].append(target)
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attempts += 1
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failed_streak += 1
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if config["scrape"]["increase_delay_on_fail"]:
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extra_sleep = attempts
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print("target: {}, status: FAILED, attempt: {}".format(target, attempts))
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time.sleep(config["scrape"]["delay"] + extra_sleep)
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if failed_streak > 100:
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exit()
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memory["scrape"]["last"] = target |