[CRIU] [PATCH 1/6] test: make zdtm.py python2/python3 compatible
Adrian Reber
areber at redhat.com
Wed May 30 22:02:13 MSK 2018
Most changes are straight forward python3 changes. Looks good:
Acked-by: Adrian Reber <areber at redhat.com>
On Wed, May 30, 2018 at 09:39:34PM +0300, Andrei Vagin wrote:
> Cc: Adrian Reber <areber at redhat.com>
> Signed-off-by: Andrei Vagin <avagin at virtuozzo.com>
> ---
> test/zdtm.py | 264 ++++++++++++++++++++++++++++++-----------------------------
> 1 file changed, 134 insertions(+), 130 deletions(-)
>
> diff --git a/test/zdtm.py b/test/zdtm.py
> index eb8502690..27db56aae 100755
> --- a/test/zdtm.py
> +++ b/test/zdtm.py
> @@ -1,5 +1,8 @@
> -#!/usr/bin/env python2
> +#!/usr/bin/env python
> # vim: noet ts=8 sw=8 sts=8
> +from __future__ import absolute_import, division, print_function, unicode_literals
> +from builtins import (str, open, range, zip, int)
> +
> import argparse
> import glob
> import os
> @@ -29,7 +32,7 @@ prev_line = None
>
>
> def alarm(*args):
> - print "==== ALARM ===="
> + print("==== ALARM ====")
>
>
> signal.signal(signal.SIGALRM, alarm)
> @@ -43,10 +46,10 @@ def traceit(f, e, a):
> global prev_line
> line = linecache.getline(fil, lineno)
> if line == prev_line:
> - print " ..."
> + print(" ...")
> else:
> prev_line = line
> - print "+%4d: %s" % (lineno, line.rstrip())
> + print("+%4d: %s" % (lineno, line.rstrip()))
>
> return traceit
>
> @@ -128,7 +131,7 @@ def check_core_files():
> for i in reports:
> add_to_report(i, os.path.basename(i))
> print_sep(i)
> - print open(i).read()
> + print(open(i).read())
> print_sep(i)
>
> return True
> @@ -179,7 +182,7 @@ class ns_flavor:
> # run in parallel
> try:
> os.makedirs(self.root + os.path.dirname(fname))
> - except OSError, e:
> + except OSError as e:
> if e.errno != errno.EEXIST:
> raise
> dst = tempfile.mktemp(".tso", "", self.root + os.path.dirname(fname))
> @@ -193,10 +196,11 @@ class ns_flavor:
> # This Mayakovsky-style code gets list of libraries a binary
> # needs minus vdso and gate .so-s
> libs = map(lambda x: x[1] == '=>' and x[2] or x[0],
> - map(lambda x: x.split(),
> + map(lambda x: str(x).split(),
> filter(lambda x: not xl.match(x),
> - map(lambda x: x.strip(),
> - filter(lambda x: x.startswith('\t'), ldd.stdout.readlines())))))
> + map(lambda x: str(x).strip(),
> + filter(lambda x: str(x).startswith('\t'), ldd.stdout.read().decode('ascii').splitlines())))))
> +
> ldd.wait()
>
> for lib in libs:
> @@ -208,7 +212,7 @@ class ns_flavor:
> name = "/dev/" + name
> if not rdev:
> if not os.access(name, os.F_OK):
> - print "Skipping %s at root" % name
> + print("Skipping %s at root" % name)
> return
> else:
> rdev = os.stat(name).st_rdev
> @@ -216,13 +220,13 @@ class ns_flavor:
> name = self.root + name
> if not os.access(name, os.F_OK):
> os.mknod(name, stat.S_IFCHR, rdev)
> - os.chmod(name, 0666)
> + os.chmod(name, 0o666)
>
> def __construct_root(self):
> for dir in self.__root_dirs:
> if not os.access(self.root + dir, os.F_OK):
> os.mkdir(self.root + dir)
> - os.chmod(self.root + dir, 0777)
> + os.chmod(self.root + dir, 0o777)
>
> for ldir in ["/bin", "/sbin", "/lib", "/lib64"]:
> if not os.access(self.root + "/usr" + ldir, os.F_OK):
> @@ -250,9 +254,9 @@ class ns_flavor:
> with open(os.path.abspath(__file__)) as o:
> fcntl.flock(o, fcntl.LOCK_EX)
> if not os.access(self.root + "/.constructed", os.F_OK):
> - print "Construct root for %s" % l_bins[0]
> + print("Construct root for %s" % l_bins[0])
> self.__construct_root()
> - os.mknod(self.root + "/.constructed", stat.S_IFREG | 0600)
> + os.mknod(self.root + "/.constructed", stat.S_IFREG | 0o600)
>
> for b in l_bins:
> self.__copy_libs(b)
> @@ -268,7 +272,7 @@ class ns_flavor:
> def clean():
> for d in ns_flavor.__root_dirs:
> p = './' + d
> - print 'Remove %s' % p
> + print('Remove %s' % p)
> if os.access(p, os.F_OK):
> shutil.rmtree('./' + d)
>
> @@ -284,7 +288,7 @@ class userns_flavor(ns_flavor):
>
> def init(self, l_bins, x_bins):
> # To be able to create roots_yard in CRIU
> - os.chmod(".", os.stat(".").st_mode | 0077)
> + os.chmod(".", os.stat(".").st_mode | 0o077)
> ns_flavor.init(self, l_bins, x_bins)
>
> @staticmethod
> @@ -293,7 +297,7 @@ class userns_flavor(ns_flavor):
>
>
> flavors = {'h': host_flavor, 'ns': ns_flavor, 'uns': userns_flavor}
> -flavors_codes = dict(zip(xrange(len(flavors)), sorted(flavors.keys())))
> +flavors_codes = dict(zip(range(len(flavors)), sorted(flavors.keys())))
>
> #
> # Helpers
> @@ -313,7 +317,7 @@ def tail(path):
> stdout = subprocess.PIPE)
> out = p.stdout.readline()
> p.wait()
> - return out
> + return out.decode()
>
>
> def rpidfile(path):
> @@ -325,12 +329,12 @@ def wait_pid_die(pid, who, tmo = 30):
> while stime < tmo:
> try:
> os.kill(int(pid), 0)
> - except OSError, e:
> + except OSError as e:
> if e.errno != errno.ESRCH:
> - print e
> + print(e)
> break
>
> - print "Wait for %s(%d) to die for %f" % (who, pid, stime)
> + print("Wait for %s(%d) to die for %f" % (who, pid, stime))
> time.sleep(stime)
> stime *= 2
> else:
> @@ -350,12 +354,12 @@ def test_flag(tdesc, flag):
> #
>
>
> -class test_fail_exc:
> +class test_fail_exc(Exception):
> def __init__(self, step):
> self.step = step
>
>
> -class test_fail_expected_exc:
> +class test_fail_expected_exc(Exception):
> def __init__(self, cr_action):
> self.cr_action = cr_action
>
> @@ -408,12 +412,12 @@ class zdtm_test:
> # Add write perms for .out and .pid files
> for b in self._bins:
> p = os.path.dirname(b)
> - os.chmod(p, os.stat(p).st_mode | 0222)
> + os.chmod(p, os.stat(p).st_mode | 0o222)
>
> def start(self):
> self.__flavor.init(self._bins, self._deps)
>
> - print "Start test"
> + print("Start test")
>
> env = self._env
> if not self.__freezer.kernel:
> @@ -430,7 +434,7 @@ class zdtm_test:
> env['ZDTM_GROUPS'] = "27495 48244"
> self.__add_wperms()
> else:
> - print "Test is SUID"
> + print("Test is SUID")
>
> if self.__flavor.ns:
> env['ZDTM_NEWNS'] = "1"
> @@ -451,7 +455,7 @@ class zdtm_test:
>
> try:
> os.kill(int(self.getpid()), 0)
> - except Exception, e:
> + except Exception as e:
> raise test_fail_exc("start: %s" % e)
>
> if not self.static():
> @@ -462,7 +466,7 @@ class zdtm_test:
> def kill(self, sig = signal.SIGKILL):
> self.__freezer.thaw()
> if self.__pid:
> - print "Send the %d signal to %s" % (sig, self.__pid)
> + print("Send the %d signal to %s" % (sig, self.__pid))
> os.kill(int(self.__pid), sig)
> self.gone(sig == signal.SIGKILL)
>
> @@ -480,14 +484,14 @@ class zdtm_test:
> notify_fdout_path = "/proc/%s/fd/%s" % (self.__pid, env['ZDTM_NOTIFY_FDOUT'])
> notify_fdin_path = "/proc/%s/fd/%s" % (self.__pid, env['ZDTM_NOTIFY_FDIN'])
>
> - print "Send pre-dump notify to %s" % (self.__pid)
> + print("Send pre-dump notify to %s" % (self.__pid))
> with open(notify_fdout_path) as fdout:
> with open(notify_fdin_path, "w") as fdin:
> fdin.write(struct.pack("i", 0))
> fdin.flush()
> - print "Wait pre-dump notify reply"
> + print("Wait pre-dump notify reply")
> ret = struct.unpack('i', fdout.read(4))
> - print "Completed pre-dump notify with %d" % (ret)
> + print("Completed pre-dump notify with %d" % (ret))
>
> def stop(self):
> self.__freezer.thaw()
> @@ -495,12 +499,12 @@ class zdtm_test:
> self.kill(signal.SIGTERM)
>
> res = tail(self.__name + '.out')
> - if 'PASS' not in res.split():
> + if 'PASS' not in list(map(lambda s: s.strip(), res.split())):
> if os.access(self.__name + '.out.inprogress', os.F_OK):
> print_sep(self.__name + '.out.inprogress')
> - print open(self.__name + '.out.inprogress').read()
> + print(open(self.__name + '.out.inprogress').read())
> print_sep(self.__name + '.out.inprogress')
> - raise test_fail_exc("result check")
> + raise test_fail_exc("result check: %s" % list(map(lambda s: s.strip(), res.split())) + res)
>
> def getpid(self):
> if self.__pid == 0:
> @@ -544,9 +548,9 @@ class zdtm_test:
>
> def print_output(self):
> if os.access(self.__name + '.out', os.R_OK):
> - print "Test output: " + "=" * 32
> - print open(self.__name + '.out').read()
> - print " <<< " + "=" * 32
> + print("Test output: " + "=" * 32)
> + print(open(self.__name + '.out').read())
> + print(" <<< " + "=" * 32)
>
> def static(self):
> return self.__name.split('/')[1] == 'static'
> @@ -571,7 +575,7 @@ class zdtm_test:
> class inhfd_test:
> def __init__(self, name, desc, flavor, freezer):
> self.__name = os.path.basename(name)
> - print "Load %s" % name
> + print("Load %s" % name)
> self.__fdtyp = imp.load_source(self.__name, name)
> self.__my_file = None
> self.__peer_pid = 0
> @@ -604,8 +608,8 @@ class inhfd_test:
> os.close(start_pipe[1])
> try:
> data = peer_file.read(16)
> - except Exception, e:
> - print "Unable to read a peer file: %s" % e
> + except Exception as e:
> + print("Unable to read a peer file: %s" % e)
> sys.exit(1)
>
> sys.exit(data == self.__message and 42 or 2)
> @@ -667,7 +671,7 @@ class groups_test(zdtm_test):
> if flavor.ns:
> self.__real_name = name
> self.__subs = map(lambda x: x.strip(), open(name).readlines())
> - print "Subs:\n%s" % '\n'.join(self.__subs)
> + print("Subs:\n%s" % '\n'.join(self.__subs))
> else:
> self.__real_name = ''
> self.__subs = []
> @@ -727,7 +731,7 @@ class criu_cli:
> env = dict(os.environ, ASAN_OPTIONS = "log_path=asan.log:disable_coredump=0:detect_leaks=0")
>
> if fault:
> - print "Forcing %s fault" % fault
> + print("Forcing %s fault" % fault)
> env['CRIU_FAULT'] = fault
> cr = subprocess.Popen(strace + [criu_bin, action, "--no-default-config"] + args,
> env = env, preexec_fn = preexec)
> @@ -838,8 +842,8 @@ class criu_rpc:
> p.criu = criu
> else:
> raise test_fail_exc('RPC for %s required' % action)
> - except crpc.CRIUExceptionExternal, e:
> - print "Fail", e
> + except crpc.CRIUExceptionExternal as e:
> + print("Fail", e)
> ret = -1
> else:
> ret = 0
> @@ -888,23 +892,23 @@ class criu:
> ret = self.__dump_process.wait()
> if self.__lazy_pages_p:
> ret = self.__lazy_pages_p.wait()
> - grep_errors(os.path.join(self.__ddir(), "lazy-pages.log"))
> + grep_errors(os.path.join(self.__ddir(), "lazy-pages.log"))
> self.__lazy_pages_p = None
> if ret:
> raise test_fail_exc("criu lazy-pages exited with %s" % ret)
> if self.__page_server_p:
> ret = self.__page_server_p.wait()
> - grep_errors(os.path.join(self.__ddir(), "page-server.log"))
> + grep_errors(os.path.join(self.__ddir(), "page-server.log"))
> self.__page_server_p = None
> if ret:
> raise test_fail_exc("criu page-server exited with %s" % ret)
> if self.__dump_process:
> ret = self.__dump_process.wait()
> - grep_errors(os.path.join(self.__ddir(), "dump.log"))
> + grep_errors(os.path.join(self.__ddir(), "dump.log"))
> self.__dump_process = None
> if ret:
> raise test_fail_exc("criu dump exited with %s" % ret)
> - return
> + return
>
> def logs(self):
> return self.__dump_path
> @@ -913,7 +917,7 @@ class criu:
> self.__test = test
> self.__dump_path = "dump/" + test.getname() + "/" + test.getpid()
> if os.path.exists(self.__dump_path):
> - for i in xrange(100):
> + for i in range(100):
> newpath = self.__dump_path + "." + str(i)
> if not os.path.exists(newpath):
> os.rename(self.__dump_path, newpath)
> @@ -925,7 +929,7 @@ class criu:
>
> def cleanup(self):
> if self.__dump_path:
> - print "Removing %s" % self.__dump_path
> + print("Removing %s" % self.__dump_path)
> shutil.rmtree(self.__dump_path)
>
> def __ddir(self, check_only = False):
> @@ -952,9 +956,9 @@ class criu:
> with open(os.path.join(self.__ddir(), action + '.cropt'), 'w') as f:
> f.write(' '.join(s_args) + '\n')
> if check_only:
> - print "Run criu " + action + " in check-only mode"
> + print("Run criu " + action + " in check-only mode")
> else:
> - print "Run criu " + action
> + print("Run criu " + action)
>
> strace = []
> if self.__sat:
> @@ -1003,7 +1007,7 @@ class criu:
> # create a clean directory for images
> os.rename(__ddir, __ddir + ".fail")
> os.mkdir(__ddir)
> - os.chmod(__ddir, 0777)
> + os.chmod(__ddir, 0o777)
> else:
> # on restore we move only a log file, because we need images
> os.rename(os.path.join(__ddir, log), os.path.join(__ddir, log + ".fail"))
> @@ -1011,7 +1015,7 @@ class criu:
> # PID of one of restored processes.
> open("/proc/sys/kernel/ns_last_pid", "w+").write(ns_last_pid)
> # try again without faults
> - print "Run criu " + action
> + print("Run criu " + action)
> ret = self.__criu.run(action, s_args, False, strace, preexec)
> grep_errors(os.path.join(__ddir, log))
> if ret == 0:
> @@ -1033,10 +1037,10 @@ class criu:
> def dump(self, action, opts = []):
> self.__iter += 1
> os.mkdir(self.__ddir())
> - os.chmod(self.__ddir(), 0777)
> + os.chmod(self.__ddir(), 0o777)
> if self.__check_only:
> os.mkdir(self.__ddir(True))
> - os.chmod(self.__ddir(True), 0777)
> + os.chmod(self.__ddir(True), 0o777)
>
> a_opts = ["-t", self.__test.getpid()]
> if self.__prev_dump_iter:
> @@ -1044,7 +1048,7 @@ class criu:
> self.__prev_dump_iter = self.__iter
>
> if self.__page_server:
> - print "Adding page server"
> + print("Adding page server")
>
> ps_opts = ["--port", "12345"]
> if self.__dedup:
> @@ -1057,7 +1061,7 @@ class criu:
>
> if self.__remote:
> logdir = os.getcwd() + "/" + self.__dump_path + "/" + str(self.__iter)
> - print "Adding image cache"
> + print("Adding image cache")
>
> cache_opts = [criu_bin, "image-cache", "--port", "12345", "-v4", "-o",
> logdir + "/image-cache.log", "-D", logdir]
> @@ -1065,7 +1069,7 @@ class criu:
> subprocess.Popen(cache_opts).pid
> time.sleep(1)
>
> - print "Adding image proxy"
> + print("Adding image proxy")
>
> proxy_opts = [criu_bin, "image-proxy", "--port", "12345", "--address",
> "localhost", "-v4", "-o", logdir + "/image-proxy.log",
> @@ -1110,7 +1114,7 @@ class criu:
>
> if self.__page_server_p:
> ret = self.__page_server_p.wait()
> - grep_errors(os.path.join(self.__ddir(), "page-server.log"))
> + grep_errors(os.path.join(self.__ddir(), "page-server.log"))
> self.__page_server_p = None
> if ret:
> raise test_fail_exc("criu page-server exited with %d" % ret)
> @@ -1169,31 +1173,31 @@ class criu:
> @staticmethod
> def available():
> if not os.access(criu_bin, os.X_OK):
> - print "CRIU binary not built"
> + print("CRIU binary not built")
> sys.exit(1)
>
> def kill(self):
> if self.__lazy_pages_p:
> self.__lazy_pages_p.terminate()
> - print "criu lazy-pages exited with %s" % self.__lazy_pages_p.wait()
> - grep_errors(os.path.join(self.__ddir(), "lazy-pages.log"))
> + print("criu lazy-pages exited with %s" % self.__lazy_pages_p.wait())
> + grep_errors(os.path.join(self.__ddir(), "lazy-pages.log"))
> self.__lazy_pages_p = None
> if self.__page_server_p:
> self.__page_server_p.terminate()
> - print "criu page-server exited with %s" % self.__page_server_p.wait()
> - grep_errors(os.path.join(self.__ddir(), "page-server.log"))
> + print("criu page-server exited with %s" % self.__page_server_p.wait())
> + grep_errors(os.path.join(self.__ddir(), "page-server.log"))
> self.__page_server_p = None
> if self.__dump_process:
> self.__dump_process.terminate()
> - print "criu dump exited with %s" % self.__dump_process.wait()
> - grep_errors(os.path.join(self.__ddir(), "dump.log"))
> + print("criu dump exited with %s" % self.__dump_process.wait())
> + grep_errors(os.path.join(self.__ddir(), "dump.log"))
> self.__dump_process = None
>
>
> def try_run_hook(test, args):
> hname = test.getname() + '.hook'
> if os.access(hname, os.X_OK):
> - print "Running %s(%s)" % (hname, ', '.join(args))
> + print("Running %s(%s)" % (hname, ', '.join(args)))
> hook = subprocess.Popen([hname] + args)
> if hook.wait() != 0:
> raise test_fail_exc("hook " + " ".join(args))
> @@ -1211,7 +1215,7 @@ def init_sbs():
> global do_sbs
> do_sbs = True
> else:
> - print "Can't do step-by-step in this runtime"
> + print("Can't do step-by-step in this runtime")
>
>
> def sbs(what):
> @@ -1224,7 +1228,7 @@ def sbs(what):
> #
> def iter_parm(opt, dflt):
> x = ((opt or str(dflt)) + ":0").split(':')
> - return (xrange(0, int(x[0])), float(x[1]))
> + return (range(0, int(x[0])), float(x[1]))
>
>
> def cr(cr_api, test, opts):
> @@ -1262,7 +1266,7 @@ def cr(cr_api, test, opts):
> try_run_hook(test, ["--pre-restore"])
> cr_api.restore()
> os.environ["ZDTM_TEST_PID"] = str(test.getpid())
> - os.environ["ZDTM_IMG_DIR"] = cr_api.logs()
> + os.environ["ZDTM_IMG_DIR"] = cr_api.logs()
> try_run_hook(test, ["--post-restore"])
> sbs('post-restore')
>
> @@ -1288,7 +1292,7 @@ def get_visible_state(test):
> cmaps = [[0, 0, ""]]
> last = 0
> for mp in open("/proc/%s/root/proc/%s/maps" % (test.getpid(), pid)):
> - m = map(lambda x: int('0x' + x, 0), mp.split()[0].split('-'))
> + m = list(map(lambda x: int('0x' + x, 0), mp.split()[0].split('-')))
>
> m.append(mp.split()[1])
>
> @@ -1310,7 +1314,7 @@ def get_visible_state(test):
> r = re.compile("^\S+\s\S+\s\S+\s(\S+)\s(\S+)")
> for m in open("/proc/%s/root/proc/%s/mountinfo" % (test.getpid(), pid)):
> cmounts.append(r.match(m).groups())
> - except IOError, e:
> + except IOError as e:
> if e.errno != errno.EINVAL:
> raise e
> mounts[pid] = cmounts
> @@ -1324,8 +1328,8 @@ def check_visible_state(test, state, opts):
> fnew = new[0][pid]
> fold = state[0][pid]
> if fnew != fold:
> - print "%s: Old files lost: %s" % (pid, fold - fnew)
> - print "%s: New files appeared: %s" % (pid, fnew - fold)
> + print("%s: Old files lost: %s" % (pid, fold - fnew))
> + print("%s: New files appeared: %s" % (pid, fnew - fold))
> raise test_fail_exc("fds compare")
>
> old_maps = state[1][pid]
> @@ -1336,29 +1340,29 @@ def check_visible_state(test, state, opts):
> if vsyscall in new_maps and vsyscall not in old_maps:
> new_maps.remove(vsyscall)
> if old_maps != new_maps:
> - print "%s: Old maps lost: %s" % (pid, old_maps - new_maps)
> - print "%s: New maps appeared: %s" % (pid, new_maps - old_maps)
> + print("%s: Old maps lost: %s" % (pid, old_maps - new_maps))
> + print("%s: New maps appeared: %s" % (pid, new_maps - old_maps))
> if not opts['fault']: # skip parasite blob
> raise test_fail_exc("maps compare")
>
> old_mounts = state[2][pid]
> new_mounts = new[2][pid]
> - for i in xrange(len(old_mounts)):
> + for i in range(len(old_mounts)):
> m = old_mounts.pop(0)
> if m in new_mounts:
> new_mounts.remove(m)
> else:
> old_mounts.append(m)
> if old_mounts or new_mounts:
> - print "%s: Old mounts lost: %s" % (pid, old_mounts)
> - print "%s: New mounts appeared: %s" % (pid, new_mounts)
> + print("%s: Old mounts lost: %s" % (pid, old_mounts))
> + print("%s: New mounts appeared: %s" % (pid, new_mounts))
> raise test_fail_exc("mounts compare")
>
> if '--link-remap' in test.getdopts():
> import glob
> link_remap_list = glob.glob(os.path.dirname(test.getname()) + '/link_remap*')
> if link_remap_list:
> - print "%s: link-remap files left: %s" % (test.getname(), link_remap_list)
> + print("%s: link-remap files left: %s" % (test.getname(), link_remap_list))
> raise test_fail_exc("link remaps left")
>
>
> @@ -1426,7 +1430,7 @@ def cmp_ns(ns1, match, ns2, msg):
> ns1_ino = os.stat(ns1).st_ino
> ns2_ino = os.stat(ns2).st_ino
> if eval("%r %s %r" % (ns1_ino, match, ns2_ino)):
> - print "%s match (%r %s %r) fail" % (msg, ns1_ino, match, ns2_ino)
> + print("%s match (%r %s %r) fail" % (msg, ns1_ino, match, ns2_ino))
> raise test_fail_exc("%s compare" % msg)
>
>
> @@ -1442,8 +1446,8 @@ def pstree_each_pid(root_pid):
> pid_line = f_children.readline().strip(" \n")
> if pid_line:
> child_pids += pid_line.split(" ")
> - except Exception, e:
> - print "Unable to read /proc/*/children: %s" % e
> + except Exception as e:
> + print("Unable to read /proc/*/children: %s" % e)
> return # process is dead
>
> yield root_pid
> @@ -1459,8 +1463,8 @@ def is_proc_stopped(pid):
> for line in f_status.readlines():
> if line.startswith("State:"):
> return line.split(":", 1)[1].strip().split(" ")[0]
> - except Exception, e:
> - print "Unable to read a thread status: %s" % e
> + except Exception as e:
> + print("Unable to read a thread status: %s" % e)
> pass # process is dead
> return None
>
> @@ -1471,8 +1475,8 @@ def is_proc_stopped(pid):
> thread_dirs = []
> try:
> thread_dirs = os.listdir(tasks_dir)
> - except Exception, e:
> - print "Unable to read threads: %s" % e
> + except Exception as e:
> + print("Unable to read threads: %s" % e)
> pass # process is dead
>
> for thread_dir in thread_dirs:
> @@ -1496,8 +1500,8 @@ def pstree_signal(root_pid, signal):
> for pid in pstree_each_pid(root_pid):
> try:
> os.kill(int(pid), signal)
> - except Exception, e:
> - print "Unable to kill %d: %s" % (pid, e)
> + except Exception as e:
> + print("Unable to kill %d: %s" % (pid, e))
> pass # process is dead
>
>
> @@ -1505,7 +1509,7 @@ def do_run_test(tname, tdesc, flavs, opts):
> tcname = tname.split('/')[0]
> tclass = test_classes.get(tcname, None)
> if not tclass:
> - print "Unknown test class %s" % tcname
> + print("Unknown test class %s" % tcname)
> return
>
> if opts['report']:
> @@ -1516,7 +1520,6 @@ def do_run_test(tname, tdesc, flavs, opts):
> fcg = get_freezer(opts['freezecg'])
>
> for f in flavs:
> - print
> print_sep("Run %s in %s" % (tname, f))
> if opts['dry_run']:
> continue
> @@ -1596,23 +1599,23 @@ class Launcher:
> self.__junit_test_cases = []
>
> self.__file_report = open(reportname, 'a')
> - print >> self.__file_report, "TAP version 13"
> - print >> self.__file_report, "# Hardware architecture: " + arch
> - print >> self.__file_report, "# Timestamp: " + now.strftime("%Y-%m-%d %H:%M") + " (GMT+1)"
> - print >> self.__file_report, "# "
> - print >> self.__file_report, "1.." + str(nr_tests)
> + print(u"TAP version 13", file=self.__file_report)
> + print(u"# Hardware architecture: " + arch, file=self.__file_report)
> + print(u"# Timestamp: " + now.strftime("%Y-%m-%d %H:%M") + " (GMT+1)", file=self.__file_report)
> + print(u"# ", file=self.__file_report)
> + print(u"1.." + str(nr_tests), file=self.__file_report)
> self.__taint = open("/proc/sys/kernel/tainted").read()
> if int(self.__taint, 0) != 0:
> - print "The kernel is tainted: %r" % self.__taint
> + print("The kernel is tainted: %r" % self.__taint)
> if not opts["ignore_taint"]:
> raise Exception("The kernel is tainted: %r" % self.__taint)
>
> def __show_progress(self, msg):
> - perc = self.__nr * 16 / self.__total
> - print "=== Run %d/%d %s %s" % (self.__nr, self.__total, '=' * perc + '-' * (16 - perc), msg)
> + perc = int(self.__nr * 16 / self.__total)
> + print("=== Run %d/%d %s %s" % (self.__nr, self.__total, '=' * perc + '-' * (16 - perc), msg))
>
> def skip(self, name, reason):
> - print "Skipping %s (%s)" % (name, reason)
> + print("Skipping %s (%s)" % (name, reason))
> self.__nr += 1
> self.__runtest += 1
> self.__nr_skip += 1
> @@ -1622,8 +1625,8 @@ class Launcher:
> tc.add_skipped_info(reason)
> self.__junit_test_cases.append(tc)
> if self.__file_report:
> - testline = "ok %d - %s # SKIP %s" % (self.__runtest, name, reason)
> - print >> self.__file_report, testline
> + testline = u"ok %d - %s # SKIP %s" % (self.__runtest, name, reason)
> + print(testline, file=self.__file_report)
>
> def run_test(self, name, desc, flavor):
>
> @@ -1668,7 +1671,7 @@ class Launcher:
> while True:
> try:
> pid, status = os.waitpid(0, flags)
> - except OSError, e:
> + except OSError as e:
> if e.errno == errno.EINTR:
> subprocess.Popen(["ps", "axf"]).wait()
> continue
> @@ -1690,21 +1693,21 @@ class Launcher:
> failed_flavor = decode_flav(os.WEXITSTATUS(status))
> self.__failed.append([sub['name'], failed_flavor])
> if self.__file_report:
> - testline = "not ok %d - %s # flavor %s" % (self.__runtest, sub['name'], failed_flavor)
> + testline = u"not ok %d - %s # flavor %s" % (self.__runtest, sub['name'], failed_flavor)
> output = open(sub['log']).read()
> details = {'output': output}
> tc.add_error_info(output = output)
> - print >> self.__file_report, testline
> - print >> self.__file_report, yaml.dump(details, explicit_start=True, explicit_end=True, default_style='|')
> + print(testline, file=self.__file_report)
> + print("%s" % yaml.dump(details, explicit_start=True, explicit_end=True, default_style='|'), file=self.__file_report)
> if sub['log']:
> add_to_output(sub['log'])
> else:
> if self.__file_report:
> - testline = "ok %d - %s" % (self.__runtest, sub['name'])
> - print >> self.__file_report, testline
> + testline = u"ok %d - %s" % (self.__runtest, sub['name'])
> + print(testline, file=self.__file_report)
>
> if sub['log']:
> - print open(sub['log']).read()
> + print(open(sub['log']).read())
> os.unlink(sub['log'])
>
> return True
> @@ -1742,7 +1745,7 @@ class Launcher:
> print_sep("%d TEST(S) FAILED (TOTAL %d/SKIPPED %d)"
> % (len(self.__failed), self.__total, self.__nr_skip), "#")
> for failed in self.__failed:
> - print " * %s(%s)" % (failed[0], failed[1])
> + print(" * %s(%s)" % (failed[0], failed[1]))
> else:
> print_sep("ALL TEST(S) PASSED (TOTAL %d/SKIPPED %d)"
> % (self.__total, self.__nr_skip), "#")
> @@ -1766,7 +1769,7 @@ def all_tests(opts):
> if stat.S_IFMT(st.st_mode) in [stat.S_IFLNK, stat.S_IFSOCK]:
> continue
> files.append(fp)
> - excl = map(lambda x: os.path.join(desc['dir'], x), desc['exclude'])
> + excl = list(map(lambda x: os.path.join(desc['dir'], x), desc['exclude']))
> tlist = filter(lambda x:
> not x.endswith('.checkskip') and
> not x.endswith('.hook') and
> @@ -1798,16 +1801,16 @@ def self_checkskip(tname):
>
>
> def print_fname(fname, typ):
> - print "=[%s]=> %s" % (typ, fname)
> + print("=[%s]=> %s" % (typ, fname))
>
>
> def print_sep(title, sep = "=", width = 80):
> - print (" " + title + " ").center(width, sep)
> + print((" " + title + " ").center(width, sep))
>
>
> def print_error(line):
> line = line.rstrip()
> - print line
> + print(line)
> if line.endswith('>'): # combine pie output
> return True
> return False
> @@ -1843,7 +1846,7 @@ def run_tests(opts):
>
> if opts['pre'] or opts['snaps']:
> if not criu.check("mem_dirty_track"):
> - print "Tracking memory is not available"
> + print("Tracking memory is not available")
> return
>
> if opts['all']:
> @@ -1858,29 +1861,30 @@ def run_tests(opts):
> run_all = False
> elif opts['from']:
> if not os.access(opts['from'], os.R_OK):
> - print "No such file"
> + print("No such file")
> return
>
> torun = map(lambda x: x.strip(), open(opts['from']))
> opts['keep_going'] = False
> run_all = True
> else:
> - print "Specify test with -t <name> or -a"
> + print("Specify test with -t <name> or -a")
> return
>
> + torun = list(torun)
> if opts['keep_going'] and len(torun) < 2:
> - print "[WARNING] Option --keep-going is more useful when running multiple tests"
> + print("[WARNING] Option --keep-going is more useful when running multiple tests")
> opts['keep_going'] = False
>
> if opts['exclude']:
> excl = re.compile(".*(" + "|".join(opts['exclude']) + ")")
> - print "Compiled exclusion list"
> + print("Compiled exclusion list")
>
> if opts['report']:
> init_report(opts['report'])
>
> if opts['parallel'] and opts['freezecg']:
> - print "Parallel launch with freezer not supported"
> + print("Parallel launch with freezer not supported")
> opts['parallel'] = None
>
> if opts['join_ns']:
> @@ -1896,7 +1900,7 @@ def run_tests(opts):
> raise Exception("UFFD is not supported, cannot run with --lazy-pages")
> if not uffd_noncoop:
> # Most tests will work with 4.3 - 4.11
> - print "[WARNING] Non-cooperative UFFD is missing, some tests might spuriously fail"
> + print("[WARNING] Non-cooperative UFFD is missing, some tests might spuriously fail")
>
> launcher = Launcher(opts, len(torun))
> try:
> @@ -1923,7 +1927,7 @@ def run_tests(opts):
> feat_list = tdesc.get('feature', "")
> for feat in feat_list.split():
> if feat not in features:
> - print "Checking feature %s" % feat
> + print("Checking feature %s" % feat)
> features[feat] = criu.check(feat)
>
> if not features[feat]:
> @@ -2000,9 +2004,9 @@ def show_test_info(t):
> def list_tests(opts):
> tlist = all_tests(opts)
> if opts['info']:
> - print sti_fmt % ('Name', 'Flavors', 'Flags')
> + print(sti_fmt % ('Name', 'Flavors', 'Flags'))
> tlist = map(lambda x: show_test_info(x), tlist)
> - print '\n'.join(tlist)
> + print('\n'.join(tlist))
>
>
> class group:
> @@ -2052,14 +2056,14 @@ class group:
>
> f.write("echo 'All %s scripts OK'\n" % ext)
> f.close()
> - os.chmod(fname + ext, 0700)
> + os.chmod(fname + ext, 0o700)
>
> def dump(self, fname):
> f = open(fname, "w")
> for t in self.__tests:
> f.write(t + '\n')
> f.close()
> - os.chmod(fname, 0700)
> + os.chmod(fname, 0o700)
>
> if len(self.__desc) or len(self.__deps):
> f = open(fname + '.desc', "w")
> @@ -2086,7 +2090,7 @@ def group_tests(opts):
> random.shuffle(tlist)
> if opts['exclude']:
> excl = re.compile(".*(" + "|".join(opts['exclude']) + ")")
> - print "Compiled exclusion list"
> + print("Compiled exclusion list")
>
> for t in tlist:
> if excl and excl.match(t):
> @@ -2117,11 +2121,11 @@ def group_tests(opts):
> g.dump(fn)
> nr += 1
>
> - print "Generated %d group(s)" % nr
> + print("Generated %d group(s)" % nr)
>
>
> def clean_stuff(opts):
> - print "Cleaning %s" % opts['what']
> + print("Cleaning %s" % opts['what'])
> if opts['what'] == 'nsroot':
> for f in flavors:
> f = flavors[f]
> --
> 2.14.3
>
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