scatest.py 文件源码

def terminateChildrenPidOnly(self, pid, signals=(signal.SIGINT, signal.SIGTERM)):
        ls = commands.getoutput('ls /proc')
        entries = ls.split('\n')
        for entry in entries:
            filename = '/proc/'+entry+'/status'
            try:
                fp = open(filename,'r')
                stuff = fp.readlines()
                fp.close()
            except:
                continue
            ret = ''
            for line in stuff:
                if 'PPid' in line:
                    ret=line
                    break
            if ret != '':
                parentPid = ret.split('\t')[-1][:-1]
                if parentPid == pid:
                    self.terminateChildrenPidOnly(entry, signals)
        filename = '/proc/'+pid+'/status'
        for sig in signals:
            try:
                os.kill(int(pid), sig)
            except:
                continue
            done = False
            attemptCount = 0
            while not done:
                try:
                    fp = open(filename,'r')
                    fp.close()
                    attemptCount += 1
                    if attemptCount == 10:
                        break
                    time.sleep(0.1)
                except:
                    done = True
            if not done:
                continue