import os
import pexpect
+import sys
-gdb_path = '/usr/bin/gdb'
+from sanity_run_vpp import SanityTestCase
+from shutil import rmtree
+from config import available_cpus
+gdb_path = "/usr/bin/gdb"
-def spawn_gdb(binary_path, core_path, logger):
+
+def spawn_gdb(binary_path, core_path):
if os.path.isfile(gdb_path) and os.access(gdb_path, os.X_OK):
# automatically attach gdb
gdb_cmdline = "%s %s %s" % (gdb_path, binary_path, core_path)
if gdb.isalive():
raise Exception("GDB refused to die...")
else:
- logger.error("Debugger '%s' does not exist or is not an "
- "executable.." % gdb_path)
+ sys.stderr.write(
+ "Debugger '%s' does not exist or is not an executable..\n" % gdb_path
+ )
+
+
+def start_vpp_in_gdb():
+ # here we use SanityTestCase as a dummy to inherit functionality,
+ # but any test case class could be used ...
+ SanityTestCase.set_debug_flags("attach")
+ SanityTestCase.tempdir = SanityTestCase.get_tempdir()
+ SanityTestCase.assign_cpus(available_cpus[: SanityTestCase.get_cpus_required()])
+ SanityTestCase.setUpConstants()
+ vpp_cmdline = SanityTestCase.vpp_cmdline
+ print("Hacking cmdline to make VPP interactive.")
+ vpp_cmdline.insert(vpp_cmdline.index("nodaemon"), "interactive")
+ print("VPP cmdline is %s" % " ".join(vpp_cmdline))
+ print("Running GDB.")
+
+ if os.path.isfile(gdb_path) and os.access(gdb_path, os.X_OK):
+ gdb_cmdline = "%s --args %s " % (gdb_path, " ".join(vpp_cmdline))
+ print("GDB cmdline is %s" % gdb_cmdline)
+ gdb = pexpect.spawn(gdb_cmdline)
+ gdb.interact()
+ try:
+ gdb.terminate(True)
+ except:
+ pass
+ if gdb.isalive():
+ raise Exception("GDB refused to die...")
+ else:
+ sys.stderr.write(
+ "Debugger '%s' does not exist or is not an executable..\n" % gdb_path
+ )