sdkmgr 安装 js：5一直失败

/command-line-tools/sdkmanager/bin/sdkmgr install js:5  --sdk-directory="/root/HarmonySdk"

Installing JS:2.1.1.21... 

Downloading https://update.dbankcdn.com/download/data/pub_13/HWHOTA_hota_900_9/55/v3/bLpDkR2ASXGBKEfy4oVKcg/js-linux-2.1.1.21-Release.zip

Unzipping /root/HarmonySdk/.temp/js/2.1.1.21/install/js-linux-2.1.1.21-Release.zip

Installing JS dependencies...                                         

Running 'npm install'...                                              

npm ERR! code ENOTFOUND                                               

npm ERR! syscall getaddrinfo                                          

npm ERR! errno ENOTFOUND                                              

npm ERR! network request to http://cmc.centralrepo.rnd.huawei.com/artifactory/api/npm/npm-public/deccjsunit/-/deccjsunit-0.0.1.tgz failed, reason: getaddrinfo ENOTFOUND cmc.centralrepo.rnd.huawei.com

npm ERR! network This is a problem related to network connectivity.   

npm ERR! network In most cases you are behind a proxy or have bad network settings.

npm ERR! network                                                      

npm ERR! network If you are behind a proxy, please make sure that the 

npm ERR! network 'proxy' config is set properly.  See: 'npm help config'

                                                                      

npm ERR! A complete log of this run can be found in:                  

npm ERR!     /root/.npm/_logs/2021-12-22T10_55_54_458Z-debug-0.log    

Install JS 2.1.1.21 failed.                                           

com.huawei.deveco.sdkmanager.core.task.ComponentException             

                                                                      

Install JS:2.1.1.21 fail!

Install JS dependencies failed.

Cause: Unable to run npm install.

Solution: See https://developer.harmonyos.com/en/docs/documentation/doc-guides/faq-development-environment-0000001168829643#section1311117111474

详细日志：

2688 timing reify:rollback:createSparse Completed in 1088ms

2689 timing reify:rollback:retireShallow Completed in 0ms

2690 timing command:install Completed in 17418ms

2691 verbose type system

2692 verbose stack FetchError: request to http://cmc.centralrepo.rnd.huawei.com/artifactory/api/npm/npm-public/deccjsunit/-/deccjsunit-0.0.1.tgz failed, reason: getaddrinfo ENOTFOUND cmc.centralrepo.rnd.huawei.com

2692 verbose stack     at ClientRequest.<anonymous> (/root/node-v17.3.0-linux-x64/lib/node_modules/npm/node_modules/minipass-fetch/lib/index.js:110:14)

2692 verbose stack     at ClientRequest.emit (node:events:390:28)

2692 verbose stack     at Socket.socketErrorListener (node:_http_client:442:9)

2692 verbose stack     at Socket.emit (node:events:402:35)

2692 verbose stack     at emitErrorNT (node:internal/streams/destroy:164:8)

2692 verbose stack     at emitErrorCloseNT (node:internal/streams/destroy:129:3)

2692 verbose stack     at processTicksAndRejections (node:internal/process/task_queues:83:21)

2693 verbose cwd /root/HarmonySdk/.temp/js/2.1.1.21/install/unzip/js/build-tools/ace-loader

2694 verbose Linux 5.4.119-1-tlinux4-0005

2695 verbose argv "/root/node-v17.3.0-linux-x64/bin/node" "/usr/bin/npm" "install" "--fetch-retry-mintimeout=10000" "--fetch-retry-maxtimeout=15000" "--fetch-retries=1" "-d" "--scripts-prepend-node-path=auto"

2696 verbose node v17.3.0

2697 verbose npm  v8.3.0

2698 error code ENOTFOUND

2699 error syscall getaddrinfo

2700 error errno ENOTFOUND

2701 error network request to http://cmc.centralrepo.rnd.huawei.com/artifactory/api/npm/npm-public/deccjsunit/-/deccjsunit-0.0.1.tgz failed, reason: getaddrinfo ENOTFOUND cmc.centralrepo.rnd.huawei.com

2702 error network This is a problem related to network connectivity.

2702 error network In most cases you are behind a proxy or have bad network settings.

2702 error network

2702 error network If you are behind a proxy, please make sure that the