python soscket监控系统
#这里写入可以连接的客户端地址 trust = '127.0.0.1，192.168.1.31's = None
def conn():
for res in socket.getaddrinfo(host,port,socket.AF_UNSPEC,socket.SOCK_STREAM,0,socket.AI_PASSIVE):
af,socktype,proto,canonname,sa = res
try:
s = socket.socket(af,socktype,proto)
except OSError as msg:
s = None
continue
try:
s.bind(sa)
s.listen(1)
except OSError as msg:
s.close()
s = None
continue
break
if s is None:
print('could not open socket')
sys.exit(1)
conn,addr = s.accept()
error = 'ok'
if str(addr) not in str(trust):
error = 'error'
print('Connected by',addr)
while True:
conn.settimeout(5)
if error != 'error':
data = conn.recv(102400)
if not data:break
data = data.decode(encoding='utf-8',errors='strict')
comm = str(data)+' '+'2>&1'
content = os.popen(comm).read()
content = content.encode(encoding='utf-8',errors='strict')
conn.send(content)
else:
conn.send(b'not trust address')
break
conn.close()
while True:
conn()
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