2022-06-18

Basic Info

• Meeting links:
  • zoom (us) https://zoom.us/j/98944063690?pwd=RmVONnllYkZnejJkaGpUblE4dUwzUT09
  • zoom(cn) https://zoom.com.cn/j/98944063690?pwd=RmVONnllYkZnejJkaGpUblE4dUwzUT09
  • rocket chat https://chat.hyperledger.org/channel/cello
• Project Wiki Page https://lf-hyperledger.atlassian.net/wiki/display/cello/
• In Process issues https://github.com/hyperledger/cello/projects/1#column-6892634
• User dashboard API: ;
• API-engine API docs: https://docs.qq.com/doc/DUG5lamp2Z1JFeWh6
• Agent API: 

Attendee

Please input your name before the meeting 

• Baohua Yang: yangbaohua@gmail.com
• @DuPeng: dupeng@h3c.com 
• Dixing Xu: dixingxu@gmail.com 
• xie ruitao: rtxie@h3c.com 
• qiang xu : xq-310@163.com
• @prince Gao: prince.zxgao@gmail.com
• Yuanmao Zhu
• Tong Li (Deactivated): litong01@us.ibm.com 
• hightall: hightallyht@gmail.com
• @Luke Chan: jiahaochen1993@gmail.com 

Agenda&Minutes

• Add wikipage: https://github.com/hyperledger/cello/wiki/Debug-cello-by-container
• PR this week
  • https://github.com/hyperledger/cello/pull/441  feng yanghelp review
  • https://github.com/hyperledger/cello/pull/443 feng yanghelp review
  • https://github.com/hyperledger/cello/pull/456
• v1.0.0-alpha release is done zhao shihongis the release manager
  • front end: feng yang
    • user can login, register
    • create agent
    • create node
    • create channel
    • TODO: add org into channel (waiting for backend API)
    • TODO: add peer into channel (waiting for backend API)
  • back end: zhao shihong Yuanmao Zhu
    • user: register, login, update, query
    • agent (docker): create, query, get, update
    • org: TODO: test if API can be faked
    • node (peer/orderer): create, start, stop, query, update, (Yuanmao Zhu )
    • network: list, create, query, delete, update (add new org into the system_channel, app_channel/Application-section, zhao shihong )
    • channel: create, update, query, config-export
    • chaincode: package, install, approve, commit, invoke/query (low priority)
      • API-Engine image needs to install go env
      • First step is to build the image from local
  • Documentation
    • Start service workflow is up to date: https://github.com/hyperledger/cello#quick-start
• Release plan
  • 1.0.0-alpha: deployment + finish user/agent/node features.
  • 1.0.0-alpha2 (June): fix bugs + finish most channel features.
  • 1.0.0-beta1 (Q3):  
    • user: update (password): 1pw
    • org: Download msp json file
    • channel: add org into channel, download the genesis block file (peer channel fetch oldest businesschannel_0.block -c ${APP_CHANNEL} -o orderer:7050). config-export → latest config json file: 2pw
    • node: create (docker create), start (stopped-->running), stop (stop the container), delete (delete the node own info from DB), restart (docker restart); query, update (config file): 1pw
      • Upload a config block file (peer join channel with the genesis block of the channel: peer channel join -b ${APP_CHANNEL}.block) 
      • node list returns the node status (creating/deploying, running, stopped): https://github.com/hyperledger/cello/pull/433
    • chaincode: package, install, approve, commit, invoke/query: 2pw
      • feng yangmet a chaincode upload issue ("Not a file"). zhao shihongsuggests using Postman to test it first.
  • 1.0.0-GA: deployment + major operations
• feng yang: 
  • chaincode zip can be uploaded from dashboard, but cannot generate the packaged .tar.gz file
  • https://github.com/hyperledger/cello/issues/429
  • feng yangfound an "invalid signature" issue, which may caused by adding auth headers when registering users (suggest by Yuanmao Zhu ).
• zhao shihong: https://go.dev/doc/install
  • https://go.dev/dl/go1.16.15.linux-amd64.tar.gz

  • rm -rf /usr/local/go && tar -C /usr/local -xzf go1.17.8.linux-amd64.tar.gz
    export PATH=$PATH:/usr/local/go/bin

• Internship project is started! feng yang
  
  • 2022 Projects: Blockchain Network Operation in a Decentralized Way
  • Welcome to the intern student, and some work to start with:
    • docs;
    • install&run;
      
    • Read code and get familiar with implementation

• Backlogs:
  • qiang xu is working on the API Engine implementation
    • demo repo: https://github.com/XuHugo/api-engine;
    • Reference to: https://github.com/yeasy/docker-compose-files/tree/master/hyperledger_fabric/;
  • Dixing Xu is working on using sdk to let user-dashboard to operation channels and chaincode;
  • Xuqiang used free tools to create Front end model：https://modao.cc/app/658be913a206443efed5b9e0b56653b228ea1211?simulator_type=device&sticky.
    • TODO: feng yangto have a look.