udocker.py 文件源码

def _set_spec(self):
        """Set spec values"""
        json_obj = self._container_specjson
        json_obj["root"]["path"] = os.path.realpath(self.container_root)
        json_obj["root"]["readonly"] = False
        if "." in self.opt["hostname"]:
            json_obj["hostname"] = self.opt["hostname"]
        else:
            json_obj["hostname"] = platform.node()
        if self.opt["cwd"]:
            json_obj["process"]["cwd"] = self.opt["cwd"]
        json_obj["process"]["env"] = []
        for env_str in self.opt["env"]:
            (env_var, value) = env_str.split("=", 1)
            if env_var:
                json_obj["process"]["env"].append("%s=%s" % (env_var, value))
        for idmap in json_obj["linux"]["uidMappings"]:
            if "hostID" in idmap:
                idmap["hostID"] = Config.uid
        for idmap in json_obj["linux"]["gidMappings"]:
            if "hostID" in idmap:
                idmap["hostID"] = Config.gid
        json_obj["process"]["args"] = self._remove_quotes(self.opt["cmd"])
        return json_obj