X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Fhook.py;h=ccc5c86b9c3fcd098a915abf75e813633fc0b5ad;hb=2c1904fa8efffabfadd7f09edb4da98c2e172cd6;hp=cddb603e46ecf13b6b78fd747941d2060477c6bb;hpb=895e2f850659ccc2a644d0d955c2f4313263f106;p=vpp.git

diff --git a/test/hook.py b/test/hook.py
index cddb603e46e..ccc5c86b9c3 100644
--- a/test/hook.py
+++ b/test/hook.py
@@ -5,11 +5,10 @@ import traceback
 from log import RED, single_line_delim, double_line_delim
 import ipaddress
 from subprocess import check_output, CalledProcessError
+
+import scapy.compat
+
 from util import check_core_path, get_core_path
-try:
-    text_type = unicode
-except NameError:
-    text_type = str
 
 
 class Hook(object):
@@ -35,12 +34,12 @@ class Hook(object):
                 return val
             if len(val) == 6:
                 return '{!s} ({!s})'.format(val, ':'.join(['{:02x}'.format(
-                    ord(x)) for x in val]))
+                    scapy.compat.orb(x)) for x in val]))
             try:
                 # we don't call test_type(val) because it is a packed value.
                 return '{!s} ({!s})'.format(val, str(
                     ipaddress.ip_address(val)))
-            except ipaddress.AddressValueError:
+            except ValueError:
                 return val
 
         _args = ', '.join("{!s}={!r}".format(key, _friendly_format(val)) for
@@ -84,17 +83,28 @@ class PollHook(Hook):
         super(PollHook, self).__init__(test)
 
     def on_crash(self, core_path):
-        self.logger.error("Core file present, debug with: gdb %s %s" %
-                          (self.test.vpp_bin, core_path))
+        self.logger.error("Core file present, debug with: gdb %s %s",
+                          self.test.vpp_bin, core_path)
         check_core_path(self.logger, core_path)
-        self.logger.error("Running `file %s':" % core_path)
+        self.logger.error("Running `file %s':", core_path)
         try:
             info = check_output(["file", core_path])
             self.logger.error(info)
         except CalledProcessError as e:
             self.logger.error(
-                "Could not run `file' utility on core-file, "
-                "rc=%s" % e.returncode)
+                "Subprocess returned with error running `file' utility on "
+                "core-file, "
+                "rc=%s",  e.returncode)
+        except OSError as e:
+            self.logger.error(
+                "Subprocess returned OS error running `file' utility on "
+                "core-file, "
+                "oserror=(%s) %s", e.errno, e.strerror)
+        except Exception as e:
+            self.logger.error(
+                "Subprocess returned unanticipated error running `file' "
+                "utility on core-file, "
+                "%s", e)
 
     def poll_vpp(self):
         """