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-rw-r--r--src/vpp-api/python/vpp_papi/vpp_stats.py28
1 files changed, 24 insertions, 4 deletions
diff --git a/src/vpp-api/python/vpp_papi/vpp_stats.py b/src/vpp-api/python/vpp_papi/vpp_stats.py
index ecd734bbf7d..456312bdc5b 100644
--- a/src/vpp-api/python/vpp_papi/vpp_stats.py
+++ b/src/vpp-api/python/vpp_papi/vpp_stats.py
@@ -127,6 +127,9 @@ class VPPStats:
def dump(self, counters):
stats = {}
rv = self.api.stat_segment_dump(counters)
+ # Raise exception and retry
+ if rv == ffi.NULL:
+ raise IOError()
rv_len = self.api.stat_segment_vec_len(rv)
for i in range(rv_len):
n = ffi.string(rv[i].name).decode()
@@ -135,16 +138,33 @@ class VPPStats:
return stats
def get_counter(self, name):
- dir = self.ls(name)
- return self.dump(dir).values()[0]
+ retries = 0
+ while True:
+ try:
+ dir = self.ls(name)
+ return self.dump(dir).values()[0]
+ except:
+ if retries > 10:
+ return None
+ retries += 1
+ pass
def disconnect(self):
self.api.stat_segment_disconnect()
def set_errors(self):
'''Return all errors counters > 0'''
- error_names = self.ls(['/err/'])
- error_counters = self.dump(error_names)
+ retries = 0
+ while True:
+ try:
+ error_names = self.ls(['/err/'])
+ error_counters = self.dump(error_names)
+ break
+ except:
+ if retries > 10:
+ return None
+ retries += 1
+ pass
return {k: error_counters[k]
for k in error_counters.keys() if error_counters[k]}