Merge pull request #7019 from mjstapp/fix_topo_stringio

tests: small topotest improvements for python3
This commit is contained in:
Donatas Abraitis 2020-08-30 10:55:00 +03:00 committed by GitHub
commit c90242e8c8
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2 changed files with 37 additions and 19 deletions

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@ -30,14 +30,19 @@ from functools import wraps
from re import search as re_search
from tempfile import mkdtemp
import StringIO
import os
import sys
import ConfigParser
import traceback
import socket
import ipaddress
if sys.version_info[0] > 2:
import io
import configparser
else:
import StringIO
import ConfigParser as configparser
from lib.topolog import logger, logger_config
from lib.topogen import TopoRouter, get_topogen
from lib.topotest import interface_set_status
@ -61,7 +66,7 @@ TMPDIR = None
# NOTE: to save execution logs to log file frrtest_log_dir must be configured
# in `pytest.ini`.
config = ConfigParser.ConfigParser()
config = configparser.ConfigParser()
config.read(PYTESTINI_PATH)
config_section = "topogen"
@ -393,6 +398,14 @@ def check_router_status(tgen):
logger.debug("Exiting lib API: {}".format(sys._getframe().f_code.co_name))
return True
def getStrIO():
"""
Return a StringIO object appropriate for the current python version.
"""
if sys.version_info[0] > 2:
return io.StringIO()
else:
return StringIO.StringIO()
def reset_config_on_routers(tgen, routerName=None):
"""
@ -465,7 +478,7 @@ def reset_config_on_routers(tgen, routerName=None):
raise InvalidCLIError("Unknown error in %s", output)
f = open(dname, "r")
delta = StringIO.StringIO()
delta = getStrIO()
delta.write("configure terminal\n")
t_delta = f.read()
@ -499,7 +512,7 @@ def reset_config_on_routers(tgen, routerName=None):
output = router.vtysh_multicmd(delta.getvalue(), pretty_output=False)
delta.close()
delta = StringIO.StringIO()
delta = getStrIO()
cfg = router.run("vtysh -c 'show running'")
for line in cfg.split("\n"):
line = line.strip()
@ -713,8 +726,8 @@ def start_topology(tgen):
os.chdir("{}/{}".format(TMPDIR, rname))
os.system("touch zebra.conf bgpd.conf")
except IOError as (errno, strerror):
logger.error("I/O error({0}): {1}".format(errno, strerror))
except IOError as err:
logger.error("I/O error({0}): {1}".format(err.errno, err.strerror))
# Loading empty zebra.conf file to router, to start the zebra deamon
router.load_config(
@ -2191,7 +2204,7 @@ def addKernelRoute(
if mask == "32" or mask == "128":
grp_addr = ip
if not re_search(r"{}".format(grp_addr), result) and mask is not "0":
if not re_search(r"{}".format(grp_addr), result) and mask != "0":
errormsg = (
"[DUT: {}]: Kernal route is not added for group"
" address {} Config output: {}".format(router, grp_addr, output)

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@ -29,7 +29,6 @@ import re
import sys
import functools
import glob
import StringIO
import subprocess
import tempfile
import platform
@ -1013,12 +1012,9 @@ class Router(Node):
self.cmd("chown {0}:{0}vty /etc/{0}".format(self.routertype))
def terminate(self):
# Delete Running Quagga or FRR Daemons
# Stop running FRR daemons
self.stopRouter()
# rundaemons = self.cmd('ls -1 /var/run/%s/*.pid' % self.routertype)
# for d in StringIO.StringIO(rundaemons):
# self.cmd('kill -7 `cat %s`' % d.rstrip())
# self.waitOutput()
# Disable forwarding
set_sysctl(self, "net.ipv4.ip_forward", 0)
set_sysctl(self, "net.ipv6.conf.all.forwarding", 0)
@ -1033,10 +1029,12 @@ class Router(Node):
if re.search(r"No such file or directory", rundaemons):
return 0
if rundaemons is not None:
for d in StringIO.StringIO(rundaemons):
bet = rundaemons.split('\n')
for d in bet[:-1]:
daemonpid = self.cmd("cat %s" % d.rstrip()).rstrip()
if daemonpid.isdigit() and pid_exists(int(daemonpid)):
ret.append(os.path.basename(d.rstrip().rsplit(".", 1)[0]))
return ret
def stopRouter(self, wait=True, assertOnError=True, minErrorVersion="5.1"):
@ -1046,7 +1044,9 @@ class Router(Node):
if re.search(r"No such file or directory", rundaemons):
return errors
if rundaemons is not None:
for d in StringIO.StringIO(rundaemons):
dmns = rundaemons.split('\n')
# Exclude empty string at end of list
for d in dmns[:-1]:
daemonpid = self.cmd("cat %s" % d.rstrip()).rstrip()
if daemonpid.isdigit() and pid_exists(int(daemonpid)):
daemonname = os.path.basename(d.rstrip().rsplit(".", 1)[0])
@ -1080,7 +1080,9 @@ class Router(Node):
if running:
# 2nd round of kill if daemons didn't exit
for d in StringIO.StringIO(rundaemons):
dmns = rundaemons.split('\n')
# Exclude empty string at end of list
for d in dmns[:-1]:
daemonpid = self.cmd("cat %s" % d.rstrip()).rstrip()
if daemonpid.isdigit() and pid_exists(int(daemonpid)):
logger.info(
@ -1330,7 +1332,9 @@ class Router(Node):
for daemon in daemons:
if rundaemons is not None and daemon in rundaemons:
numRunning = 0
for d in StringIO.StringIO(rundaemons):
dmns = rundaemons.split('\n')
# Exclude empty string at end of list
for d in dmns[:-1]:
if re.search(r"%s" % daemon, d):
daemonpid = self.cmd("cat %s" % d.rstrip()).rstrip()
if daemonpid.isdigit() and pid_exists(int(daemonpid)):
@ -1351,8 +1355,9 @@ class Router(Node):
self.name, daemon
),
)
# 2nd round of kill if daemons didn't exit
for d in StringIO.StringIO(rundaemons):
for d in dmns[:-1]:
if re.search(r"%s" % daemon, d):
daemonpid = self.cmd("cat %s" % d.rstrip()).rstrip()
if daemonpid.isdigit() and pid_exists(