Kesalahan saat membuat REST api menggunakan hyperledger composer-rest-server di centOS

Saya dapat menyebarkan jaringan bisnis menggunakan komposer hyperledger di server linux CentOS tetapi saat membuat api REST menggunakan composer-rest-server saya mengalami kesalahan koneksi?

[root@bctlpblockchain03 ~]#composer network ping -c admin@tutorial-network
The connection to the network was successfully tested: tutorial-network
        version: 0.15.2
        participant: org.hyperledger.composer.system.NetworkAdmin#admin

Command succeeded

[root@bctlpblockchain03 ~]# composer-rest-server
? Enter the name of the business network card to use: admin@tutorial-network
? Specify if you want namespaces in the generated REST API: never use namespaces


? Specify if you want to enable authentication for the REST API using Passport:
No
? Specify if you want to enable event publication over WebSockets: Yes
? Specify if you want to enable TLS security for the REST API: No

To restart the REST server using the same options, issue the following command:
   composer-rest-server -c admin@tutorial-network -n never -w true

Discovering types from business network definition ...
Connection fails: Error: Failed to load connector module "composer-connector-hlf                                                                                        v1" for connection type "hlfv1". Cannot find module '/root/.nvm/versions/node/v8                                                                                        .9.1/lib/node_modules/composer-rest-server/node_modules/grpc/src/node/extension_                                                                                        binary/node-v57-linux-x64/grpc_node.node'-Cannot find module '/root/.nvm/version                                                                                        s/node/v8.9.1/lib/node_modules/composer-rest-server/node_modules/grpc/src/node/e                                                                                        xtension_binary/node-v57-linux-x64/grpc_node.node'-Cannot find module '/root/.nv                                                                                        m/versions/node/v8.9.1/lib/node_modules/composer-rest-server/node_modules/grpc/s                                                                                        rc/node/extension_binary/node-v57-linux-x64/grpc_node.node'-Cannot find module '                                                                                        /root/.nvm/versions/node/v8.9.1/lib/node_modules/composer-rest-server/node_modul                                                                                        es/grpc/src/node/extension_binary/node-v57-linux-x64/grpc_node.node'-Cannot find                                                                                         module '/root/.nvm/versions/node/v8.9.1/lib/node_modules/composer-rest-server/n                                                                                        ode_modules/grpc/src/node/extension_binary/node-v57-linux-x64/grpc_node.node'-Ca                                                                                        nnot find module '/root/.nvm/versions/node/v8.9.1/lib/node_modules/composer-rest                                                                                        -server/node_modules/grpc/src/node/extension_binary/node-v57-linux-x64/grpc_node                                                                                        .node'-Cannot find module '/root/.nvm/versions/node/v8.9.1/lib/node_modules/comp                                                                                        oser-rest-server/node_modules/grpc/src/node/extension_binary/node-v57-linux-x64/                                                                                        grpc_node.node'-Cannot find module '/root/.nvm/versions/node/v8.9.1/lib/node_mod                                                                                        ules/composer-rest-server/node_modules/grpc/src/node/extension_binary/node-v57-l                                                                                        inux-x64/grpc_node.node'-Cannot find module '/root/.nvm/versions/node/v8.9.1/lib                                                                                        /node_modules/composer-rest-server/node_modules/grpc/src/node/extension_binary/n                                                                                        ode-v57-linux-x64/grpc_node.node'-Cannot find module '/root/.nvm/versions/node/v                                                                                        8.9.1/lib/node_modules/composer-rest-server/node_modules/grpc/src/node/extension                                                                                        _binary/node-v57-linux-x64/grpc_node.node'-Cannot find module '/root/.nvm/versio                                                                                        ns/node/v8.9.1/lib/node_modules/composer-rest-server/node_modules/grpc/src/node/                                                                                        extension_binary/node-v57-linux-x64/grpc_node.node'-Cannot find module '/root/.n                                                                                        vm/versions/node/v8.9.1/lib/node_modules/composer-rest-server/node_modules/grpc/                                                                                        src/node/extension_binary/node-v57-linux-x64/grpc_node.node'-Cannot find module                                                                                         '/root/.nvm/versions/node/v8.9.1/lib/node_modules/composer-rest-server/node_modu                                                                                        les/grpc/src/node/extension_binary/node-v57-linux-x64/grpc_node.node'-Cannot fin                                                                                        d module '/root/.nvm/versions/node/v8.9.1/lib/node_modules/composer-rest-server/                                                                                        node_modules/grpc/src/node/extension_binary/node-v57-linux-x64/grpc_node.node'
It will be retried for the next request.
Exception: Error: Failed to load connector module "composer-connector-hlfv1" for                                                                                         connection type "hlfv1". Cannot find module '/root/.nvm/versions/node/v8.9.1/li                                                                                        b/node_modules/composer-rest-server/node_modules/grpc/src/node/extension_binary/                                                                                        node-v57-linux-x64/grpc_node.node'-Cannot find module '/root/.nvm/versions/node/                                                                                        v8.9.1/lib/node_modules/composer-rest-server/node_modules/grpc/src/node/extensio                                                                                        n_binary/node-v57-linux-x64/grpc_node.node'-Cannot find module '/root/.nvm/versi                                                                                        ons/node/v8.9.1/lib/node_modules/composer-rest-server/node_modules/grpc/src/node                                                                                        /extension_binary/node-v57-linux-x64/grpc_node.node'-Cannot find module '/root/.                                                                                        nvm/versions/node/v8.9.1/lib/node_modules/composer-rest-server/node_modules/grpc                                                                                        /src/node/extension_binary/node-v57-linux-x64/grpc_node.node'-Cannot find module                                                                                         '/root/.nvm/versions/node/v8.9.1/lib/node_modules/composer-rest-server/node_mod                                                                                        ules/grpc/src/node/extension_binary/node-v57-linux-x64/grpc_node.node'-Cannot fi                                                                                        nd module '/root/.nvm/versions/node/v8.9.1/lib/node_modules/composer-rest-server                                                                                        /node_modules/grpc/src/node/extension_binary/node-v57-linux-x64/grpc_node.node'-                                                                                        Cannot find module '/root/.nvm/versions/node/v8.9.1/lib/node_modules/composer-re                                                                                        st-server/node_modules/grpc/src/node/extension_binary/node-v57-linux-x64/grpc_no                                                                                        de.node'-Cannot find module '/root/.nvm/versions/node/v8.9.1/lib/node_modules/co                                                                                        mposer-rest-server/node_modules/grpc/src/node/extension_binary/node-v57-linux-x6                                                                                        4/grpc_node.node'-Cannot find module '/root/.nvm/versions/node/v8.9.1/lib/node_m                                                                                        odules/composer-rest-server/node_modules/grpc/src/node/extension_binary/node-v57                                                                                        -linux-x64/grpc_node.node'-Cannot find module '/root/.nvm/versions/node/v8.9.1/l                                                                                        ib/node_modules/composer-rest-server/node_modules/grpc/src/node/extension_binary                                                                                        /node-v57-linux-x64/grpc_node.node'-Cannot find module '/root/.nvm/versions/node                                                                                        /v8.9.1/lib/node_modules/composer-rest-server/node_modules/grpc/src/node/extensi                                                                                        on_binary/node-v57-linux-x64/grpc_node.node'-Cannot find module '/root/.nvm/vers                                                                                        ions/node/v8.9.1/lib/node_modules/composer-rest-server/node_modules/grpc/src/nod                                                                                        e/extension_binary/node-v57-linux-x64/grpc_node.node'-Cannot find module '/root/                                                                                        .nvm/versions/node/v8.9.1/lib/node_modules/composer-rest-server/node_modules/grp                                                                                        c/src/node/extension_binary/node-v57-linux-x64/grpc_node.node'-Cannot find modul                                                                                        e '/root/.nvm/versions/node/v8.9.1/lib/node_modules/composer-rest-server/node_mo                                                                                        dules/grpc/src/node/extension_binary/node-v57-linux-x64/grpc_node.node'
Error: Failed to load connector module "composer-connector-hlfv1" for connection                                                                                         type "hlfv1". Cannot find module '/root/.nvm/versions/node/v8.9.1/lib/node_modu                                                                                        les/composer-rest-server/node_modules/grpc/src/node/extension_binary/node-v57-li                                                                                        nux-x64/grpc_node.node'-Cannot find module '/root/.nvm/versions/node/v8.9.1/lib/                                                                                        node_modules/composer-rest-server/node_modules/grpc/src/node/extension_binary/no                                                                                        de-v57-linux-x64/grpc_node.node'-Cannot find module '/root/.nvm/versions/node/v8                                                                                        .9.1/lib/node_modules/composer-rest-server/node_modules/grpc/src/node/extension_                                                                                        binary/node-v57-linux-x64/grpc_node.node'-Cannot find module '/root/.nvm/version                                                                                        s/node/v8.9.1/lib/node_modules/composer-rest-server/node_modules/grpc/src/node/e                                                                                        xtension_binary/node-v57-linux-x64/grpc_node.node'-Cannot find module '/root/.nv                                                                                        m/versions/node/v8.9.1/lib/node_modules/composer-rest-server/node_modules/grpc/s                                                                                        rc/node/extension_binary/node-v57-linux-x64/grpc_node.node'-Cannot find module '                                                                                        /root/.nvm/versions/node/v8.9.1/lib/node_modules/composer-rest-server/node_modul                                                                                        es/grpc/src/node/extension_binary/node-v57-linux-x64/grpc_node.node'-Cannot find                                                                                         module '/root/.nvm/versions/node/v8.9.1/lib/node_modules/composer-rest-server/n                                                                                        ode_modules/grpc/src/node/extension_binary/node-v57-linux-x64/grpc_node.node'-Ca                                                                                        nnot find module '/root/.nvm/versions/node/v8.9.1/lib/node_modules/composer-rest                                                                                        -server/node_modules/grpc/src/node/extension_binary/node-v57-linux-x64/grpc_node                                                                                        .node'-Cannot find module '/root/.nvm/versions/node/v8.9.1/lib/node_modules/comp                                                                                        oser-rest-server/node_modules/grpc/src/node/extension_binary/node-v57-linux-x64/                                                                                        grpc_node.node'-Cannot find module '/root/.nvm/versions/node/v8.9.1/lib/node_mod                                                                                        ules/composer-rest-server/node_modules/grpc/src/node/extension_binary/node-v57-l                                                                                        inux-x64/grpc_node.node'-Cannot find module '/root/.nvm/versions/node/v8.9.1/lib                                                                                        /node_modules/composer-rest-server/node_modules/grpc/src/node/extension_binary/n                                                                                        ode-v57-linux-x64/grpc_node.node'-Cannot find module '/root/.nvm/versions/node/v                                                                                        8.9.1/lib/node_modules/composer-rest-server/node_modules/grpc/src/node/extension                                                                                        _binary/node-v57-linux-x64/grpc_node.node'-Cannot find module '/root/.nvm/versio                                                                                        ns/node/v8.9.1/lib/node_modules/composer-rest-server/node_modules/grpc/src/node/                                                                                        extension_binary/node-v57-linux-x64/grpc_node.node'-Cannot find module '/root/.n                                                                                        vm/versions/node/v8.9.1/lib/node_modules/composer-rest-server/node_modules/grpc/                                                                                        src/node/extension_binary/node-v57-linux-x64/grpc_node.node'
    at Promise.resolve.then (/root/.nvm/versions/node/v8.9.1/lib/node_modules/co                                                                                        mposer-rest-server/node_modules/composer-common/lib/connectionprofilemanager.js:                                                                                        136:42)
    at <anonymous>

person vinay prabhu    schedule 11.12.2017    source sumber


Jawaban (4)


Anda perlu membangunnya kembali

masuk ke foldernya dulu

cd '/root/.nvm/versi ons/node/v8.9.1/lib/node_modules/composer-rest-server/'

(ke dalam folder tempat Anda memiliki 'composer-rest-server')

Kemudian

npm rebuild --unsafe-prem

Ini akan berhasil sekarang

person Abdul Wahab    schedule 24.12.2017

Dalam kasus saya masalahnya adalah "node-v57-linux-x64" Saya punya "node-v59-linux-x64" dan saya menyelesaikannya dengan cara berikut:

cd /usr/lib/node_modules/composer-rest-server/node_modules/

Kemudian

npm rebuild --unsafe-prem

Ini berhasil bagi saya dua kali saya mengalami kesalahan

person Sergio Torres    schedule 31.01.2018

Ketika saya mencoba perintah:

npm rebuild --unsafe-prem

Itu memberi saya kesalahan yang mengatakan Warning "root" does not have permission to access the dev dir.

Saya baru saja menambahkan sudo dan itu bekerja dengan baik untuk saya!:

sudo npm rebuild --unsafe-prem

person Camilo A. Hernández    schedule 30.03.2018

Semua solusi di atas berfungsi dengan baik, tetapi solusi tersebut bersifat sementara. Saya memiliki masalah yang sama dan saya menggunakan solusi sudo npm rebuild --unsafe-prem. Masalahnya memang hilang untuk sementara, tapi saya terus mengalaminya lagi dan lagi.

Saya membaca dokumentasinya lagi @ https://hyperledger.github.io/composer/latest/installing/installing-prereqs.

**Jika menginstal Hyperledger Composer menggunakan Linux, perhatikan saran berikut:

Login sebagai pengguna biasa, bukan root.

Jangan su untuk melakukan root.

Saat memasang prasyarat, gunakan curl, lalu unzip menggunakan sudo.

Jalankan prereqs-ubuntu.sh sebagai pengguna biasa. Ini mungkin meminta kata sandi root karena beberapa tindakannya diperlukan untuk dijalankan sebagai root.

Jangan gunakan npm dengan sudo atau su untuk melakukan root untuk menggunakannya.

Hindari menginstal node secara global sebagai root.**

Melakukan hal ini akan sangat membantu Anda dalam jangka panjang, semoga berhasil!

person Saad Bin Shahid    schedule 31.03.2018