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jumpserver
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perf: 优化 Ping 和 telnet

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pull/9611/head
ibuler 2 years ago
parent 01c2e7128d
commit dd8bc5798b
5 changed files with 64 additions and 47 deletions
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12
apps/common/utils/ip/utils.py
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@ -1,9 +1,11 @@
import socket
from ipaddress import ip_network, ip_address
from django.conf import settings
from django.utils.translation import gettext_lazy as _
from .ipip import get_ip_city_by_ipip
from .geoip import get_ip_city_by_geoip
from .ipip import get_ip_city_by_ipip
def is_ip_address(address):
@ -89,3 +91,11 @@ def get_ip_city(ip):
if country == '中国' and is_zh:
return city
return get_ip_city_by_geoip(ip)
def lookup_domain(domain):
try:
return socket.gethostbyname(domain)
except Exception as e:
print("Cannot resolve %s: Unknown host, %s" % (domain, e))
return None

11
apps/ops/models/job.py
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@ -24,21 +24,24 @@ from terminal.notifications import CommandExecutionAlert
class Job(JMSOrgBaseModel, PeriodTaskModelMixin):
name = models.CharField(max_length=128, null=True, verbose_name=_('Name'))
instant = models.BooleanField(default=False)
args = models.CharField(max_length=1024, default='', verbose_name=_('Args'), null=True, blank=True)
module = models.CharField(max_length=128, choices=Modules.choices, default=Modules.shell,
verbose_name=_('Module'), null=True)
module = models.CharField(max_length=128, choices=Modules.choices, default=Modules.shell, verbose_name=_('Module'),
null=True)
chdir = models.CharField(default="", max_length=1024, verbose_name=_('Chdir'), null=True, blank=True)
timeout = models.IntegerField(default=-1, verbose_name=_('Timeout (Seconds)'))
playbook = models.ForeignKey('ops.Playbook', verbose_name=_("Playbook"), null=True, on_delete=models.SET_NULL)
type = models.CharField(max_length=128, choices=Types.choices, default=Types.adhoc, verbose_name=_("Type"))
creator = models.ForeignKey('users.User', verbose_name=_("Creator"), on_delete=models.SET_NULL, null=True)
assets = models.ManyToManyField('assets.Asset', verbose_name=_("Assets"))
use_parameter_define = models.BooleanField(default=False, verbose_name=(_('Use Parameter Define')))
parameters_define = models.JSONField(default=dict, verbose_name=_('Parameters define'))
runas = models.CharField(max_length=128, default='root', verbose_name=_('Runas'))
runas_policy = models.CharField(max_length=128, choices=RunasPolicies.choices, default=RunasPolicies.skip,
verbose_name=_('Runas policy'))
use_parameter_define = models.BooleanField(default=False, verbose_name=(_('Use Parameter Define')))
parameters_define = models.JSONField(default=dict, verbose_name=_('Parameters define'))
comment = models.CharField(max_length=1024, default='', verbose_name=_('Comment'), null=True, blank=True)
version = models.IntegerField(default=0)
history = HistoricalRecords()

18
apps/settings/utils/ping.py
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@ -7,6 +7,8 @@ import socket
import struct
import time
from common.utils import lookup_domain
# From /usr/include/linux/icmp.h; your milage may vary.
ICMP_ECHO_REQUEST = 8 # Seems to be the same on Solaris.
@ -126,24 +128,30 @@ def ping(dest_addr, timeout, psize, flag=0):
return delay
def verbose_ping(dest_addr, timeout=2, count=5, psize=64):
def verbose_ping(dest_addr, timeout=2, count=5, psize=64, display=None):
"""
Send `count' ping with `psize' size to `dest_addr' with
the given `timeout' and display the result.
"""
ip = lookup_domain(dest_addr)
if not ip:
return
if display is None:
display = print
display("PING %s (%s): 56 data bytes" % (dest_addr, ip))
for i in range(count):
print("ping %s with ..." % dest_addr, end="")
try:
delay = ping(dest_addr, timeout, psize)
except socket.gaierror as e:
print("failed. (socket error: '%s')" % str(e))
display("failed. (socket error: '%s')" % str(e))
break
if delay is None:
print("failed. (timeout within %ssec.)" % timeout)
display("Request timeout for icmp_seq %i" % i)
else:
delay = delay * 1000
print("get ping in %0.4fms" % delay)
display("64 bytes from %s: icmp_seq=0 ttl=115 time=%.3f ms" % (ip, delay))
time.sleep(1)
print()

33
apps/settings/utils/telnet.py
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@ -3,6 +3,8 @@
import socket
import telnetlib
from common.utils import lookup_domain
PROMPT_REGEX = r'[\<|\[](.*)[\>|\]]'
@ -16,10 +18,29 @@ def telnet(dest_addr, port_number=23, timeout=10):
return True, output.decode('utf-8', 'ignore')
def verbose_telnet(dest_addr, port_number=23, timeout=10, display=None):
if display is None:
display = print
msg = '$ telnet %s %s' % (dest_addr, port_number)
display(msg)
ip = lookup_domain(dest_addr)
display('Trying %s...' % ip)
try:
is_connective, resp = telnet(dest_addr, port_number, timeout)
if is_connective:
template = 'Connected to {0} {1}.\r\n{2}Connection closed by foreign host.'
else:
template = 'telnet: connect to {0} {1} {2}\r\ntelnet: Unable to connect to remote host'
msg = template.format(dest_addr, port_number, resp)
except Exception as e:
msg = 'Error: %s' % e
display(msg)
if __name__ == "__main__":
print(telnet(dest_addr='1.1.1.1', port_number=2222))
print(telnet(dest_addr='baidu.com', port_number=80))
print(telnet(dest_addr='baidu.com', port_number=8080))
print(telnet(dest_addr='192.168.4.1', port_number=2222))
print(telnet(dest_addr='192.168.4.1', port_number=2223))
print(telnet(dest_addr='ssssss', port_number=-1))
print(verbose_telnet(dest_addr='1.1.1.1', port_number=2222))
print(verbose_telnet(dest_addr='baidu.com', port_number=80))
print(verbose_telnet(dest_addr='baidu.com', port_number=8080))
print(verbose_telnet(dest_addr='192.168.4.1', port_number=2222))
print(verbose_telnet(dest_addr='192.168.4.1', port_number=2223))
print(verbose_telnet(dest_addr='ssssss', port_number=-1))

37
apps/settings/ws.py
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@ -7,7 +7,7 @@ from channels.generic.websocket import JsonWebsocketConsumer
from common.db.utils import close_old_connections
from common.utils import get_logger
from .utils import ping, telnet
from .utils import verbose_ping, verbose_telnet
logger = get_logger(__name__)
@ -21,45 +21,20 @@ class ToolsWebsocket(JsonWebsocketConsumer):
else:
self.close()
def send_msg(self, msg):
self.send_json({'msg': msg + '\r\n'})
def imitate_ping(self, dest_addr, timeout=3, count=5, psize=64):
"""
Send `count' ping with `psize' size to `dest_addr' with
the given `timeout' and display the result.
"""
logger.info('receive request ping {}'.format(dest_addr))
self.send_json({'msg': 'Trying {0}...\r\n'.format(dest_addr)})
for i in range(count):
msg = 'ping {0} with ...{1}\r\n'
try:
delay = ping(dest_addr, timeout, psize)
except Exception as e:
msg = msg.format(dest_addr, 'failed. (socket error: {})'.format(str(e)))
logger.error(msg)
self.send_json({'msg': msg})
break
if delay is None:
msg = msg.format(dest_addr, 'failed. (timeout within {}s)'.format(timeout))
else:
delay = delay * 1000
msg = msg.format(dest_addr, 'get ping in %0.4fms' % delay)
self.send_json({'msg': msg})
verbose_ping(dest_addr, timeout, count, psize, display=self.send_msg)
def imitate_telnet(self, dest_addr, port_num=23, timeout=10):
logger.info('receive request telnet {}'.format(dest_addr))
self.send_json({'msg': 'Trying {0} {1}...\r\n'.format(dest_addr, port_num)})
msg = 'Telnet: {}'
try:
is_connective, resp = telnet(dest_addr, port_num, timeout)
if is_connective:
msg = msg.format('Connected to {0} {1}\r\n{2}'.format(dest_addr, port_num, resp))
else:
msg = msg.format('Connect to {0} {1} {2}\r\nTelnet: Unable to connect to remote host'
.format(dest_addr, port_num, resp))
except Exception as e:
logger.error(msg)
msg = msg.format(str(e))
finally:
self.send_json({'msg': msg})
verbose_telnet(dest_addr, port_num, timeout, display=self.send_msg)
def receive(self, text_data=None, bytes_data=None, **kwargs):
data = json.loads(text_data)

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