scatest.py 文件源码

def terminateChildren(self, child, 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()
            except:
                continue
            for line in stuff:
                if 'PPid' in line:
                    ret=line
                    break
            if ret != '':
                parentPid = int(ret.split('\t')[-1][:-1])
                if parentPid == child.pid:
                    self.terminateChildrenPidOnly(entry, signals)

        if child.poll() != None:
            return
        try:
            for sig in signals:
                os.kill(child.pid, sig)
                if self.waitTermination(child):
                    break
            child.wait()
        except OSError:
            pass