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Merge pull request #13734 from LabNConsulting/chopps/removeunused
remove mentions of socat
This commit is contained in:
Jafar Al-Gharaibeh
GitHub
commit
e48e92e76c
@ -46,12 +46,6 @@ Installing Topotest Requirements
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# To enable the gRPC topotest install:
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# To enable the gRPC topotest install:
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python3 -m pip install grpcio grpcio-tools
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python3 -m pip install grpcio grpcio-tools
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# Install Socat tool to run PIMv6 tests,
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# Socat code can be taken from below url,
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# which has latest changes done for PIMv6,
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# join and traffic:
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https://github.com/opensourcerouting/socat/
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Enable Coredumps
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Enable Coredumps
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""""""""""""""""
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""""""""""""""""
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@ -5,6 +5,7 @@
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# ("NetDEF") in this file.
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# ("NetDEF") in this file.
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#
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#
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import functools
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import ipaddress
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import ipaddress
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import json
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import json
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import os
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import os
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@ -13,7 +14,6 @@ import socket
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import subprocess
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import subprocess
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import sys
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import sys
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import traceback
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import traceback
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import functools
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from collections import OrderedDict
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from collections import OrderedDict
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from copy import deepcopy
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from copy import deepcopy
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from datetime import datetime, timedelta
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from datetime import datetime, timedelta
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@ -32,9 +32,10 @@ from lib.micronet import comm_error
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from lib.topogen import TopoRouter, get_topogen
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from lib.topogen import TopoRouter, get_topogen
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from lib.topolog import get_logger, logger
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from lib.topolog import get_logger, logger
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from lib.topotest import frr_unicode, interface_set_status, version_cmp
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from lib.topotest import frr_unicode, interface_set_status, version_cmp
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from lib import topotest
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from munet.testing.util import pause_test
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from munet.testing.util import pause_test
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from lib import topotest
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FRRCFG_FILE = "frr_json.conf"
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FRRCFG_FILE = "frr_json.conf"
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FRRCFG_BKUP_FILE = "frr_json_initial.conf"
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FRRCFG_BKUP_FILE = "frr_json_initial.conf"
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@ -1258,143 +1259,6 @@ def add_interfaces_to_vlan(tgen, input_dict):
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logger.debug("result %s", result)
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logger.debug("result %s", result)
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def tcpdump_capture_start(
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tgen,
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router,
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intf,
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protocol=None,
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grepstr=None,
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timeout=0,
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options=None,
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cap_file=None,
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background=True,
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):
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"""
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API to capture network packets using tcp dump.
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Packages used :
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Parameters
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----------
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* `tgen`: topogen object.
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* `router`: router on which ping has to be performed.
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* `intf` : interface for capture.
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* `protocol` : protocol for which packet needs to be captured.
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* `grepstr` : string to filter out tcp dump output.
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* `timeout` : Time for which packet needs to be captured.
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* `options` : options for TCP dump, all tcpdump options can be used.
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* `cap_file` : filename to store capture dump.
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* `background` : Make tcp dump run in back ground.
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Usage
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-----
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tcpdump_result = tcpdump_dut(tgen, 'r2', intf, protocol='tcp', timeout=20,
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options='-A -vv -x > r2bgp.txt ')
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Returns
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-------
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1) True for successful capture
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2) errormsg - when tcp dump fails
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"""
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logger.debug("Entering lib API: {}".format(sys._getframe().f_code.co_name))
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rnode = tgen.gears[router]
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if timeout > 0:
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cmd = "timeout {}".format(timeout)
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else:
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cmd = ""
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cmdargs = "{} tcpdump".format(cmd)
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if intf:
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cmdargs += " -i {}".format(str(intf))
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if protocol:
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cmdargs += " {}".format(str(protocol))
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if options:
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cmdargs += " -s 0 {}".format(str(options))
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if cap_file:
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file_name = os.path.join(tgen.logdir, router, cap_file)
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cmdargs += " -w {}".format(str(file_name))
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# Remove existing capture file
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rnode.run("rm -rf {}".format(file_name))
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if grepstr:
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cmdargs += ' | grep "{}"'.format(str(grepstr))
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logger.info("Running tcpdump command: [%s]", cmdargs)
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if not background:
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rnode.run(cmdargs)
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else:
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# XXX this & is bogus doesn't work
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# rnode.run("nohup {} & /dev/null 2>&1".format(cmdargs))
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rnode.run("nohup {} > /dev/null 2>&1".format(cmdargs))
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# Check if tcpdump process is running
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if background:
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result = rnode.run("pgrep tcpdump")
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logger.debug("ps -ef | grep tcpdump \n {}".format(result))
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if not result:
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errormsg = "tcpdump is not running {}".format("tcpdump")
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return errormsg
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else:
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logger.info("Packet capture started on %s: interface %s", router, intf)
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logger.debug("Exiting lib API: {}".format(sys._getframe().f_code.co_name))
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return True
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def tcpdump_capture_stop(tgen, router):
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"""
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API to capture network packets using tcp dump.
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Packages used :
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Parameters
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----------
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* `tgen`: topogen object.
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* `router`: router on which ping has to be performed.
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* `intf` : interface for capture.
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* `protocol` : protocol for which packet needs to be captured.
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* `grepstr` : string to filter out tcp dump output.
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* `timeout` : Time for which packet needs to be captured.
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* `options` : options for TCP dump, all tcpdump options can be used.
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* `cap2file` : filename to store capture dump.
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* `bakgrnd` : Make tcp dump run in back ground.
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Usage
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-----
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tcpdump_result = tcpdump_dut(tgen, 'r2', intf, protocol='tcp', timeout=20,
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options='-A -vv -x > r2bgp.txt ')
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Returns
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-------
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1) True for successful capture
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2) errormsg - when tcp dump fails
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"""
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logger.debug("Entering lib API: {}".format(sys._getframe().f_code.co_name))
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rnode = tgen.gears[router]
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# Check if tcpdump process is running
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result = rnode.run("ps -ef | grep tcpdump")
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logger.debug("ps -ef | grep tcpdump \n {}".format(result))
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if not re_search(r"{}".format("tcpdump"), result):
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errormsg = "tcpdump is not running {}".format("tcpdump")
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return errormsg
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else:
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# XXX this doesn't work with micronet
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ppid = tgen.net.nameToNode[rnode.name].pid
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rnode.run("set +m; pkill -P %s tcpdump &> /dev/null" % ppid)
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logger.info("Stopped tcpdump capture")
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logger.debug("Exiting lib API: {}".format(sys._getframe().f_code.co_name))
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return True
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def create_debug_log_config(tgen, input_dict, build=False):
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def create_debug_log_config(tgen, input_dict, build=False):
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"""
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"""
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Enable/disable debug logs for any protocol with defined debug
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Enable/disable debug logs for any protocol with defined debug
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@ -3292,233 +3156,6 @@ def configure_interface_mac(tgen, input_dict):
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return True
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return True
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def socat_send_mld_join(
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tgen,
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server,
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protocol_option,
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mld_groups,
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send_from_intf,
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send_from_intf_ip=None,
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port=12345,
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reuseaddr=True,
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):
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"""
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API to send MLD join using SOCAT tool
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Parameters:
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-----------
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* `tgen` : Topogen object
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* `server`: iperf server, from where IGMP join would be sent
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* `protocol_option`: Protocol options, ex: UDP6-RECV
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* `mld_groups`: IGMP group for which join has to be sent
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* `send_from_intf`: Interface from which join would be sent
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* `send_from_intf_ip`: Interface IP, default is None
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* `port`: Port to be used, default is 12345
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* `reuseaddr`: True|False, bydefault True
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returns:
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--------
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errormsg or True
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"""
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logger.debug("Entering lib API: {}".format(sys._getframe().f_code.co_name))
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rnode = tgen.routers()[server]
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socat_args = "socat -u "
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# UDP4/TCP4/UDP6/UDP6-RECV/UDP6-SEND
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if protocol_option:
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socat_args += "{}".format(protocol_option)
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if port:
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socat_args += ":{},".format(port)
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if reuseaddr:
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socat_args += "{},".format("reuseaddr")
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# Group address range to cover
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if mld_groups:
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if not isinstance(mld_groups, list):
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mld_groups = [mld_groups]
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for mld_group in mld_groups:
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socat_cmd = socat_args
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join_option = "ipv6-join-group"
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if send_from_intf and not send_from_intf_ip:
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socat_cmd += "{}='[{}]:{}'".format(join_option, mld_group, send_from_intf)
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else:
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socat_cmd += "{}='[{}]:{}:[{}]'".format(
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join_option, mld_group, send_from_intf, send_from_intf_ip
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)
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socat_cmd += " STDOUT"
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socat_cmd += " &>{}/socat.logs &".format(tgen.logdir)
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# Run socat command to send IGMP join
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logger.info("[DUT: {}]: Running command: [{}]".format(server, socat_cmd))
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output = rnode.run("set +m; {} echo $!".format(socat_cmd))
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# Check if socat join process is running
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if output:
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pid = output.split()[0]
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rnode.run("touch /var/run/frr/socat_join.pid")
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rnode.run("echo %s >> /var/run/frr/socat_join.pid" % pid)
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else:
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errormsg = "Socat join is not sent for {}. Error {}".format(
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mld_group, output
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)
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logger.error(output)
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return errormsg
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logger.debug("Exiting lib API: {}".format(sys._getframe().f_code.co_name))
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return True
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def socat_send_pim6_traffic(
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tgen,
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server,
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protocol_option,
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mld_groups,
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send_from_intf,
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port=12345,
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multicast_hops=True,
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):
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"""
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API to send pim6 data taffic using SOCAT tool
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Parameters:
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-----------
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* `tgen` : Topogen object
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* `server`: iperf server, from where IGMP join would be sent
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* `protocol_option`: Protocol options, ex: UDP6-RECV
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* `mld_groups`: MLD group for which join has to be sent
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* `send_from_intf`: Interface from which join would be sent
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* `port`: Port to be used, default is 12345
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* `multicast_hops`: multicast-hops count, default is 255
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returns:
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--------
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errormsg or True
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"""
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logger.debug("Entering lib API: {}".format(sys._getframe().f_code.co_name))
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rnode = tgen.routers()[server]
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socat_args = "socat -u STDIO "
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# UDP4/TCP4/UDP6/UDP6-RECV/UDP6-SEND
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if protocol_option:
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socat_args += "'{}".format(protocol_option)
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# Group address range to cover
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if mld_groups:
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if not isinstance(mld_groups, list):
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mld_groups = [mld_groups]
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for mld_group in mld_groups:
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socat_cmd = socat_args
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if port:
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socat_cmd += ":[{}]:{},".format(mld_group, port)
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if send_from_intf:
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socat_cmd += "interface={0},so-bindtodevice={0},".format(send_from_intf)
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if multicast_hops:
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socat_cmd += "multicast-hops=255'"
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socat_cmd += " >{}/socat.logs &".format(tgen.logdir)
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# Run socat command to send pim6 traffic
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logger.info(
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"[DUT: {}]: Running command: [set +m; ( while sleep 1; do date; done ) | {}]".format(
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server, socat_cmd
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)
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)
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# Open a shell script file and write data to it, which will be
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# used to send pim6 traffic continously
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traffic_shell_script = "{}/{}/traffic.sh".format(tgen.logdir, server)
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with open("{}".format(traffic_shell_script), "w") as taffic_sh:
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taffic_sh.write(
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"#!/usr/bin/env bash\n( while sleep 1; do date; done ) | {}\n".format(
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socat_cmd
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)
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)
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rnode.run("chmod 755 {}".format(traffic_shell_script))
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output = rnode.run("{} &>/dev/null & echo $!".format(traffic_shell_script))
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# Check if socat traffic process is running
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if output:
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pid = output.split()[0]
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rnode.run("touch /var/run/frr/socat_traffic.pid")
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rnode.run("echo %s >> /var/run/frr/socat_traffic.pid" % pid)
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else:
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errormsg = "Socat traffic is not sent for {}. Error {}".format(
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mld_group, output
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)
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logger.error(output)
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return errormsg
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logger.debug("Exiting lib API: {}".format(sys._getframe().f_code.co_name))
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return True
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|
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def kill_socat(tgen, dut=None, action=None):
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"""
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|
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Killing socat process if running for any router in topology
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|
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|
|
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Parameters:
|
|
||||||
-----------
|
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||||||
* `tgen` : Topogen object
|
|
||||||
* `dut` : Any iperf hostname to send igmp prune
|
|
||||||
* `action`: to kill mld join using socat
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|
||||||
to kill mld traffic using socat
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|
||||||
|
|
||||||
Usage:
|
|
||||||
------
|
|
||||||
kill_socat(tgen, dut ="i6", action="remove_mld_join")
|
|
||||||
|
|
||||||
"""
|
|
||||||
|
|
||||||
logger.debug("Entering lib API: {}".format(sys._getframe().f_code.co_name))
|
|
||||||
|
|
||||||
router_list = tgen.routers()
|
|
||||||
for router, rnode in router_list.items():
|
|
||||||
if dut is not None and router != dut:
|
|
||||||
continue
|
|
||||||
|
|
||||||
traffic_shell_script = "{}/{}/traffic.sh".format(tgen.logdir, router)
|
|
||||||
pid_socat_join = rnode.run("cat /var/run/frr/socat_join.pid")
|
|
||||||
pid_socat_traffic = rnode.run("cat /var/run/frr/socat_traffic.pid")
|
|
||||||
if action == "remove_mld_join":
|
|
||||||
pids = pid_socat_join
|
|
||||||
elif action == "remove_mld_traffic":
|
|
||||||
pids = pid_socat_traffic
|
|
||||||
else:
|
|
||||||
pids = "\n".join([pid_socat_join, pid_socat_traffic])
|
|
||||||
|
|
||||||
if os.path.exists(traffic_shell_script):
|
|
||||||
cmd = (
|
|
||||||
"ps -ef | grep %s | awk -F' ' '{print $2}' | xargs kill -9"
|
|
||||||
% traffic_shell_script
|
|
||||||
)
|
|
||||||
logger.debug("[DUT: {}]: Running command: [{}]".format(router, cmd))
|
|
||||||
rnode.run(cmd)
|
|
||||||
|
|
||||||
for pid in pids.split("\n"):
|
|
||||||
pid = pid.strip()
|
|
||||||
if pid.isdigit():
|
|
||||||
cmd = "set +m; kill -9 %s &> /dev/null" % pid
|
|
||||||
logger.debug("[DUT: {}]: Running command: [{}]".format(router, cmd))
|
|
||||||
rnode.run(cmd)
|
|
||||||
|
|
||||||
logger.debug("Exiting lib API: {}".format(sys._getframe().f_code.co_name))
|
|
||||||
|
|
||||||
|
|
||||||
#############################################
|
#############################################
|
||||||
# Verification APIs
|
# Verification APIs
|
||||||
#############################################
|
#############################################
|
||||||
|
|||||||
Loading…
Reference in New Issue
Block a user