From e090f4dbf59f2b0ab4c726062c8fa3190e4a1220 Mon Sep 17 00:00:00 2001 From: Paul Vinciguerra Date: Fri, 29 Nov 2019 17:41:20 -0500 Subject: papi: lazily initialize stats client remove wait-loop on stats socket from test framework. Type: refactor Change-Id: I5bb95a7c597707a87f9d9a471215c4b4af1a2280 Signed-off-by: Paul Vinciguerra --- src/vpp-api/python/vpp_papi/vpp_stats.py | 30 +++++++++++++++++++++++++----- test/framework.py | 14 -------------- 2 files changed, 25 insertions(+), 19 deletions(-) diff --git a/src/vpp-api/python/vpp_papi/vpp_stats.py b/src/vpp-api/python/vpp_papi/vpp_stats.py index 1375f118e68..aa3409554d0 100644 --- a/src/vpp-api/python/vpp_papi/vpp_stats.py +++ b/src/vpp-api/python/vpp_papi/vpp_stats.py @@ -196,34 +196,46 @@ class VPPStats(object): sharedlib_name = 'libvppapiclient.so' def __init__(self, socketname=default_socketname, timeout=10): + self.socketname = socketname + self.timeout = timeout + self.connected = False try: self.api = ffi.dlopen(VPPStats.sharedlib_name) except Exception: raise VPPStatsClientLoadError("Could not open: %s" % VPPStats.sharedlib_name) + + def connect(self): self.client = self.api.stat_client_get() - poll_end_time = time.time() + timeout + poll_end_time = time.time() + self.timeout while time.time() < poll_end_time: - rv = self.api.stat_segment_connect_r(socketname.encode('utf-8'), - self.client) + rv = self.api.stat_segment_connect_r( + self.socketname.encode('utf-8'), self.client) # Break out if success or any other error than "no such file" # (indicating that VPP hasn't started yet) if rv == 0 or ffi.errno != 2: + self.connected = True break if rv != 0: raise VPPStatsIOError(retval=rv) def heartbeat(self): + if not self.connected: + self.connect() return self.api.stat_segment_heartbeat_r(self.client) def ls(self, patterns): + if not self.connected: + self.connect() return self.api.stat_segment_ls_r(make_string_vector(self.api, patterns), self.client) def lsstr(self, patterns): + if not self.connected: + self.connect() rv = self.api.stat_segment_ls_r(make_string_vector(self.api, patterns), self.client) @@ -235,6 +247,8 @@ class VPPStats(object): for i in range(self.api.stat_segment_vec_len(rv))] def dump(self, counters): + if not self.connected: + self.connect() stats = {} rv = self.api.stat_segment_dump_r(counters, self.client) # Raise exception and retry @@ -271,8 +285,14 @@ class VPPStats(object): return sum(self.get_counter(name)) def disconnect(self): - self.api.stat_segment_disconnect_r(self.client) - self.api.stat_client_free(self.client) + try: + self.api.stat_segment_disconnect_r(self.client) + self.api.stat_client_free(self.client) + self.connected = False + del self.client + except AttributeError: + # no need to disconnect if we're not connected + pass def set_errors(self): '''Return all errors counters > 0''' diff --git a/test/framework.py b/test/framework.py index eb59aadd8bf..39fd37f4c73 100644 --- a/test/framework.py +++ b/test/framework.py @@ -462,19 +462,6 @@ class VppTestCase(unittest.TestCase): cls.wait_for_enter() - @classmethod - def wait_for_stats_socket(cls): - deadline = time.time() + 300 - ok = False - while time.time() < deadline or \ - cls.debug_gdb or cls.debug_gdbserver: - if os.path.exists(cls.stats_sock): - ok = True - break - cls.sleep(0.8) - if not ok: - cls.logger.critical("Couldn't stat : {}".format(cls.stats_sock)) - @classmethod def wait_for_coredump(cls): corefile = cls.tempdir + "/core" @@ -560,7 +547,6 @@ class VppTestCase(unittest.TestCase): else: hook = hookmodule.PollHook(cls) cls.vapi.register_hook(hook) - cls.wait_for_stats_socket() cls.statistics = VPPStats(socketname=cls.stats_sock) try: hook.poll_vpp() -- cgit 1.2.3-korg