Files
ppf/dbs.py

285 lines
10 KiB
Python

#!/usr/bin/env python2
# -*- coding: utf-8 -*-
"""Database table creation and insertion utilities."""
import time
from misc import _log
def _migrate_latency_columns(sqlite):
"""Add latency columns to existing databases."""
try:
sqlite.execute('SELECT avg_latency FROM proxylist LIMIT 1')
except Exception:
sqlite.execute('ALTER TABLE proxylist ADD COLUMN avg_latency REAL DEFAULT 0')
sqlite.execute('ALTER TABLE proxylist ADD COLUMN latency_samples INT DEFAULT 0')
sqlite.commit()
def _migrate_anonymity_columns(sqlite):
"""Add anonymity detection columns to existing databases."""
try:
sqlite.execute('SELECT anonymity FROM proxylist LIMIT 1')
except Exception:
# anonymity: transparent, anonymous, elite, or NULL (unknown)
sqlite.execute('ALTER TABLE proxylist ADD COLUMN anonymity TEXT')
# exit_ip: the IP seen by the target server
sqlite.execute('ALTER TABLE proxylist ADD COLUMN exit_ip TEXT')
sqlite.commit()
def _migrate_asn_column(sqlite):
"""Add ASN column to existing databases."""
try:
sqlite.execute('SELECT asn FROM proxylist LIMIT 1')
except Exception:
sqlite.execute('ALTER TABLE proxylist ADD COLUMN asn INT')
sqlite.commit()
def _migrate_content_hash_column(sqlite):
"""Add content_hash column to uris table for duplicate detection."""
try:
sqlite.execute('SELECT content_hash FROM uris LIMIT 1')
except Exception:
sqlite.execute('ALTER TABLE uris ADD COLUMN content_hash TEXT')
sqlite.commit()
def compute_proxy_list_hash(proxies):
"""Compute MD5 hash of sorted proxy list for change detection.
Args:
proxies: List of proxy strings (ip:port format)
Returns:
Hexadecimal MD5 hash string, or None if list is empty
"""
if not proxies:
return None
import hashlib
sorted_list = '\n'.join(sorted(proxies))
return hashlib.md5(sorted_list.encode('utf-8') if hasattr(sorted_list, 'encode') else sorted_list).hexdigest()
def update_proxy_latency(sqlite, proxy, latency_ms):
"""Update rolling average latency for a proxy.
Args:
sqlite: Database connection
proxy: Proxy address (ip:port)
latency_ms: Response latency in milliseconds
"""
row = sqlite.execute(
'SELECT avg_latency, latency_samples FROM proxylist WHERE proxy=?',
(proxy,)
).fetchone()
if row:
old_avg, samples = row[0] or 0, row[1] or 0
# Exponential moving average, capped at 100 samples
new_samples = min(samples + 1, 100)
if samples == 0:
new_avg = latency_ms
else:
# Weight recent samples more heavily
alpha = 2.0 / (new_samples + 1)
new_avg = alpha * latency_ms + (1 - alpha) * old_avg
sqlite.execute(
'UPDATE proxylist SET avg_latency=?, latency_samples=? WHERE proxy=?',
(new_avg, new_samples, proxy)
)
def update_proxy_anonymity(sqlite, proxy, exit_ip, proxy_ip, reveals_headers=None):
"""Update anonymity level based on exit IP and header analysis.
Anonymity levels:
transparent: exit_ip == proxy_ip (proxy reveals itself)
anonymous: exit_ip != proxy_ip, adds X-Forwarded-For/Via headers
elite: exit_ip != proxy_ip, no revealing headers
Args:
sqlite: Database connection
proxy: Proxy address (ip:port)
exit_ip: IP address seen by target server
proxy_ip: Proxy's IP address
reveals_headers: True if proxy adds revealing headers, False if not, None if unknown
"""
if not exit_ip:
return
# Normalize IPs (remove leading zeros)
def normalize_ip(ip):
if not ip:
return None
parts = ip.strip().split('.')
if len(parts) != 4:
return None
return '.'.join(str(int(p)) for p in parts)
exit_ip = normalize_ip(exit_ip)
proxy_ip = normalize_ip(proxy_ip)
if not exit_ip:
return
# Determine anonymity level
if exit_ip == proxy_ip:
anonymity = 'transparent'
elif reveals_headers is False:
anonymity = 'elite'
elif reveals_headers is True:
anonymity = 'anonymous'
else:
# No header check performed, conservative default
anonymity = 'anonymous'
sqlite.execute(
'UPDATE proxylist SET anonymity=?, exit_ip=? WHERE proxy=?',
(anonymity, exit_ip, proxy)
)
def create_table_if_not_exists(sqlite, dbname):
"""Create database table with indexes if it doesn't exist."""
if dbname == 'proxylist':
sqlite.execute("""CREATE TABLE IF NOT EXISTS proxylist (
proxy BLOB UNIQUE,
country BLOB,
added INT,
failed INT,
tested INT,
dronebl INT,
proto TEXT,
mitm INT,
success_count INT,
ip TEXT,
port INT,
consecutive_success INT,
total_duration INT,
avg_latency REAL DEFAULT 0,
latency_samples INT DEFAULT 0,
anonymity TEXT,
exit_ip TEXT,
asn INT)""")
# Migration: add columns to existing databases (must run before creating indexes)
_migrate_latency_columns(sqlite)
_migrate_anonymity_columns(sqlite)
_migrate_asn_column(sqlite)
# Indexes for common query patterns
sqlite.execute('CREATE INDEX IF NOT EXISTS idx_proxylist_failed ON proxylist(failed)')
sqlite.execute('CREATE INDEX IF NOT EXISTS idx_proxylist_tested ON proxylist(tested)')
sqlite.execute('CREATE INDEX IF NOT EXISTS idx_proxylist_proto ON proxylist(proto)')
sqlite.execute('CREATE INDEX IF NOT EXISTS idx_proxylist_anonymity ON proxylist(anonymity)')
sqlite.execute('CREATE INDEX IF NOT EXISTS idx_proxylist_asn ON proxylist(asn)')
elif dbname == 'uris':
sqlite.execute("""CREATE TABLE IF NOT EXISTS uris (
url TEXT UNIQUE,
content_type TEXT,
check_time INT,
error INT,
stale_count INT,
retrievals INT,
proxies_added INT,
added INT,
content_hash TEXT)""")
# Migration for existing databases
_migrate_content_hash_column(sqlite)
# Indexes for common query patterns
sqlite.execute('CREATE INDEX IF NOT EXISTS idx_uris_error ON uris(error)')
sqlite.execute('CREATE INDEX IF NOT EXISTS idx_uris_checktime ON uris(check_time)')
sqlite.commit()
def insert_proxies(proxydb, proxies, url):
"""Insert new proxies into database."""
if not proxies:
return
timestamp = int(time.time())
rows = []
for p in proxies:
ip, port = p.split(':')
rows.append((timestamp, p, ip, port, 3, 0, 0, 0, 0, 0))
proxydb.executemany(
'INSERT OR IGNORE INTO proxylist '
'(added,proxy,ip,port,failed,tested,success_count,total_duration,mitm,consecutive_success) '
'VALUES (?,?,?,?,?,?,?,?,?,?)',
rows
)
proxydb.commit()
_log('+%d proxy/ies from %s' % (len(proxies), url), 'added')
def insert_urls(urls, search, sqlite):
"""Insert new URLs into database."""
if not urls:
return
timestamp = int(time.time())
rows = [(timestamp, u, 0, 1, 0, 0, 0) for u in urls]
sqlite.executemany(
'INSERT OR IGNORE INTO uris '
'(added,url,check_time,error,stale_count,retrievals,proxies_added) '
'VALUES (?,?,?,?,?,?,?)',
rows
)
sqlite.commit()
_log('+%d url(s) from %s' % (len(urls), search), 'added')
# Known proxy list sources (GitHub raw lists, APIs)
PROXY_SOURCES = [
# TheSpeedX/PROXY-List - large, hourly updates
'https://raw.githubusercontent.com/TheSpeedX/PROXY-List/master/http.txt',
'https://raw.githubusercontent.com/TheSpeedX/PROXY-List/master/socks4.txt',
'https://raw.githubusercontent.com/TheSpeedX/PROXY-List/master/socks5.txt',
# clarketm/proxy-list - curated, daily
'https://raw.githubusercontent.com/clarketm/proxy-list/master/proxy-list-raw.txt',
# monosans/proxy-list - hourly updates
'https://raw.githubusercontent.com/monosans/proxy-list/main/proxies/http.txt',
'https://raw.githubusercontent.com/monosans/proxy-list/main/proxies/socks4.txt',
'https://raw.githubusercontent.com/monosans/proxy-list/main/proxies/socks5.txt',
# jetkai/proxy-list - 10 min updates
'https://raw.githubusercontent.com/jetkai/proxy-list/main/online-proxies/txt/proxies.txt',
# roosterkid/openproxylist
'https://raw.githubusercontent.com/roosterkid/openproxylist/main/HTTPS_RAW.txt',
'https://raw.githubusercontent.com/roosterkid/openproxylist/main/SOCKS4_RAW.txt',
'https://raw.githubusercontent.com/roosterkid/openproxylist/main/SOCKS5_RAW.txt',
# ShiftyTR/Proxy-List
'https://raw.githubusercontent.com/ShiftyTR/Proxy-List/master/http.txt',
'https://raw.githubusercontent.com/ShiftyTR/Proxy-List/master/socks4.txt',
'https://raw.githubusercontent.com/ShiftyTR/Proxy-List/master/socks5.txt',
# mmpx12/proxy-list
'https://raw.githubusercontent.com/mmpx12/proxy-list/master/http.txt',
'https://raw.githubusercontent.com/mmpx12/proxy-list/master/socks4.txt',
'https://raw.githubusercontent.com/mmpx12/proxy-list/master/socks5.txt',
# proxyscrape API
'https://api.proxyscrape.com/v2/?request=displayproxies&protocol=http&timeout=10000&country=all',
'https://api.proxyscrape.com/v2/?request=displayproxies&protocol=socks4&timeout=10000&country=all',
'https://api.proxyscrape.com/v2/?request=displayproxies&protocol=socks5&timeout=10000&country=all',
]
def seed_proxy_sources(sqlite):
"""Seed known proxy list sources into uris table."""
timestamp = int(time.time())
added = 0
for url in PROXY_SOURCES:
try:
sqlite.execute(
'INSERT OR IGNORE INTO uris '
'(added,url,check_time,error,stale_count,retrievals,proxies_added) '
'VALUES (?,?,?,?,?,?,?)',
(timestamp, url, 0, 0, 0, 0, 0)
)
if sqlite.cursor.rowcount > 0:
added += 1
except Exception:
pass
sqlite.commit()
if added > 0:
_log('seeded %d proxy source URLs' % added, 'info')