+ if cls.extern_plugin_path is not None:
+ plugin_path = "%s:%s" % (
+ cls.plugin_path, cls.extern_plugin_path)
+ else:
+ plugin_path = cls.plugin_path
+ elif cls.extern_plugin_path is not None:
+ plugin_path = cls.extern_plugin_path
+ debug_cli = ""
+ if cls.step or cls.debug_gdb or cls.debug_gdbserver:
+ debug_cli = "cli-listen localhost:5002"
+ coredump_size = None
+ try:
+ size = os.getenv("COREDUMP_SIZE")
+ if size is not None:
+ coredump_size = "coredump-size %s" % size
+ except:
+ pass
+ if coredump_size is None:
+ coredump_size = "coredump-size unlimited"
+ cls.vpp_cmdline = [cls.vpp_bin, "unix",
+ "{", "nodaemon", debug_cli, coredump_size, "}",
+ "api-trace", "{", "on", "}",
+ "api-segment", "{", "prefix", cls.shm_prefix, "}",
+ "plugins", "{", "plugin", "dpdk_plugin.so", "{",
+ "disable", "}", "}"]
+ if plugin_path is not None:
+ cls.vpp_cmdline.extend(["plugin_path", plugin_path])
+ cls.logger.info("vpp_cmdline: %s" % cls.vpp_cmdline)
+
+ @classmethod
+ def wait_for_enter(cls):
+ if cls.debug_gdbserver:
+ print(double_line_delim)
+ print("Spawned GDB server with PID: %d" % cls.vpp.pid)
+ elif cls.debug_gdb:
+ print(double_line_delim)
+ print("Spawned VPP with PID: %d" % cls.vpp.pid)
+ else:
+ cls.logger.debug("Spawned VPP with PID: %d" % cls.vpp.pid)
+ return
+ print(single_line_delim)
+ print("You can debug the VPP using e.g.:")
+ if cls.debug_gdbserver:
+ print("gdb " + cls.vpp_bin + " -ex 'target remote localhost:7777'")
+ print("Now is the time to attach a gdb by running the above "
+ "command, set up breakpoints etc. and then resume VPP from "
+ "within gdb by issuing the 'continue' command")
+ elif cls.debug_gdb:
+ print("gdb " + cls.vpp_bin + " -ex 'attach %s'" % cls.vpp.pid)
+ print("Now is the time to attach a gdb by running the above "
+ "command and set up breakpoints etc.")
+ print(single_line_delim)
+ raw_input("Press ENTER to continue running the testcase...")
+
+ @classmethod
+ def run_vpp(cls):
+ cmdline = cls.vpp_cmdline
+
+ if cls.debug_gdbserver:
+ gdbserver = '/usr/bin/gdbserver'
+ if not os.path.isfile(gdbserver) or \
+ not os.access(gdbserver, os.X_OK):
+ raise Exception("gdbserver binary '%s' does not exist or is "
+ "not executable" % gdbserver)
+
+ cmdline = [gdbserver, 'localhost:7777'] + cls.vpp_cmdline
+ cls.logger.info("Gdbserver cmdline is %s", " ".join(cmdline))
+
+ try:
+ cls.vpp = subprocess.Popen(cmdline,
+ stdout=subprocess.PIPE,
+ stderr=subprocess.PIPE,
+ bufsize=1)
+ except Exception as e:
+ cls.logger.critical("Couldn't start vpp: %s" % e)
+ raise
+
+ cls.wait_for_enter()