private boolean requestProxyEntryQuietly(ProcessResult procResult) {
        // check cache failure
        String qryResult = getManagerQryResultInFailStatus(true);
        if (qryResult != null) {
            return procResult.setFailResult(ErrorCode.FREQUENT_RMT_FAILURE_VISIT,
                    "Query fail(" + qryResult + ") just now, retry later!");
        }
        // request meta info from manager
        List<BasicNameValuePair> params = buildProxyNodeQueryParams();
        logger.debug("ConfigManager({}) request configure to manager({}), param={}",
                this.callerId, this.proxyConfigVisitUrl, params);

        if (!requestConfiguration(true, this.proxyConfigVisitUrl, params, procResult)) {
            return false;
        }
        String content = (String) procResult.getRetData();
        // parse result
        logger.debug("ConfigManager({}) received configure, from manager({}), groupId={}, result={}",
                callerId, proxyConfigVisitUrl, mgrConfig.getInlongGroupId(), content);
        try {
            if (getProxyConfigEntry(true, content, procResult)) {
                rmvManagerQryFailStatus(true);
            } else {
                bookManagerQryFailStatus(true, procResult.getErrMsg());
                if (cntCounter.shouldPrint()) {
                    logger.warn("ConfigManager({}) illegal content, from=({}), groupId={}, content={}, result={}",
                            callerId, proxyConfigVisitUrl, mgrConfig.getInlongGroupId(), content, procResult);
                }
            }
            return procResult.isSuccess();
        } catch (Throwable ex) {
            if (exptCounter.shouldPrint()) {
                logger.warn("ConfigManager({}) parse exception, from manager({}), groupId={}, result={}",
                        callerId, proxyConfigVisitUrl, mgrConfig.getInlongGroupId(), content, ex);
            }
            bookManagerQryFailStatus(true, ex.getMessage());
            return procResult.setFailResult(
                    ErrorCode.PARSE_PROXY_META_EXCEPTION, ex.getMessage());
        }
    }
request proxyHost list from manager, update ClientMgr.proxyHostList and channels

@throws Exception
inlong-sdk/dataproxy-sdk/src/main/java/org/apache/inlong/sdk/dataproxy/config/ProxyConfigManager.java