def cont(self, signum=0):
if signum:
info("Continue process %s (send signal %s)" % (
self.pid, signalName(signum)))
else:
info("Continue process %s" % self.pid)
ptrace_cont(self.pid, signum)
self.is_stopped = False
def cont(self, signum=0):
if signum:
info("Continue process %s (send signal %s)" %
(self.pid, signalName(signum)))
else:
info("Continue process %s" % self.pid)
ptrace_cont(self.pid, signum)
self.is_stopped = False
def __spawn(self):
self.pid = os.fork()
if self.pid == 0:
# Make GCOV dump into the session_dir
os.environ['GCOV_PREFIX'] = self.service.gcov_dir
os.environ['GCOV_PREFIX_STRIP'] = str(service.gcovstrip)
os.close(sys.stdin.fileno())
os.close(sys.stderr.fileno())
os.close(sys.stdout.fileno())
os.dup2(self.conn.fileno(), sys.stdin.fileno())
os.dup2(self.conn.fileno(), sys.stderr.fileno())
os.dup2(self.conn.fileno(), sys.stdout.fileno())
ptrace_traceme() #force process to stop after exec
os.execvp(self.service.cmd[0], self.service.cmd)
raise Exception("Failed to Exec")
(pid, ret) = os.waitpid(self.pid, 0) #Wait for first trap
self.tracer = PtraceProcess(None, self.pid, True)
#set a breakpoint when it exits gracefully
self.exitbp = self.tracer.createBreakpoint(self.finiaddr)
ptrace_cont(self.pid) #Start the process again
self.service.instances[self.pid] = self
def __handle_event(self, pid, status):
if os.WCOREDUMP(status):
logger.warning("Core dump created for %s" % (self.pid))
if os.WIFEXITED(status):
self.service.instances.pop(self.pid, None)
self.log_event(0)
self.__spawn()
elif os.WIFSIGNALED(status):
self.service.instances.pop(self.pid, None)
sig = os.WTERMSIG(status)
self.log_event(sig)
self.__spawn()
elif os.WIFSTOPPED(status):
self.coverage.capture(self.pid)
sig = os.WSTOPSIG(status)
#Don't log breakpoints
if sig == signal.SIGTRAP:
self.exitbp.desinstall(set_ip = True)
ptrace_cont(self.pid, 0)
return
self.log_event(sig)
if sig == signal.SIGPIPE:
ptrace_detach(self.pid)
os.waitpid(self.pid, 0) #Clean up Zombie
self.running = False
elif sig == signal.SIGSEGV:
self.__capturecore()
self.__spawn()
else:
ptrace_cont(self.pid, sig)
def cont(self, signum=0):
signum = self.filterSignal(signum)
ptrace_cont(self.pid, signum)
self.is_stopped = False
def cont(self, signum=0):
signum = self.filterSignal(signum)
ptrace_cont(self.pid, signum)
self.is_stopped = False
def cont(self, signum=0):
return ptrace_cont(self.pid, signum)
