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Multi-chain one-stop service platform, through API, can quickly connect to various on-chain services, such as NFT, Defi, transfer, query, etc. Allow all developers to use on-chain services without deploying nodes or knowing professional knowledge

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Easynode

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Multi-chain one-stop service platform, through API, can quickly connect to various on-chain services, such as NFT, Defi, transfer, query, etc. Allow all developers to use on-chain services without deploying nodes or knowing professional knowledge, including the following core services:

  • blockchain: directly access the public chain, select the optimal node, and provide http and ws type protocols to interact with it
  • collect: the specific executor of the task, to filter, verify and analyze the data on the acquisition chain
  • task: Generate block tasks according to the latest height of the public chain
  • tasksapi: receive user-defined tasks
  • store: Receive monitoring addresses submitted by users, receive user subscriptions, actively push eligible transactions, and place data on the market

Key Features of Easynode

  • You can get the transactions you care about, and you can also get the original transactions of the public chain
  • Configure multiple nodes for each public chain, intelligently select the best node
  • Provide http, ws and other protocols to adapt to more scenarios
  • Components can be used independently or in combination
  • Functions are configurable and can be configured freely according to business needs
  • Support various public chains
  • Data traceable and replayable
  • Possess exception monitoring and task retry capabilities
  • Visualization of task execution process
  • Submit custom tasks
  • Set transaction filter conditions
  • user subscription
  • Active push
  • Support subscription for various business scenarios: asset transaction, token transfer, pledge, activation, etc.
  • Historical data backup

Blockchain for table

blockchain chaincode desc
ethereum 200 ETH
tron 205 TRX
polygon-pos 201 POLYGON
bitcoin 300 BTC
filecoin 301 FIL
ripple 310 XRP
bnb 202 BNB

Getting Started

1. Prerequisites

Hardware Requirements

  • CPU With 4+ Cores
  • 16GB+ RAM
  • 200GB of free storage,Recommended that high performance SSD with at least 512GB free space

Software Requirements

  • go version>=1.20 install
  • git : Install the latest version of git if it is not already installed. install
  • cURL :Install the latest version of cURL if it is not already installed. install
  • docker : Install the latest version of Docker if it is not already installed. install
  • docker-compose: Install the latest version of Docker-compose if it is not already installed. install

2. Download The Source

 mkdir easynode && cd easynode
 
 git clone https://github.com/0xcregis/easynode.git
 
 cd easynode

3. Init Config & Database

  • ./build/scripts : Database initialization script, mainly modify the database name (database) default: ether2
  • ./build/config : The configuration file required for system startup, the following files and fields often need to be modified
    • blockchain_config.json, collect_config.json: mainly modify the node address of each public chain
    • store_config.json : DbName field
    • task_config.json : BlockMin, BlockMax and other fields
  1. Clickhouse tool Dbeaver
  2. Each configuration file in config folder details

4. Start Dependent Environment

  • Initialize the environment for easynode operation
   docker-compose -f docker-compose-single-base.yml up -d

Quick deployment, execute the following command

   docker-compose -f docker-compose-single-base-app.yml up -d

Shortcut mode deployment, step 5 can be skipped, but it is often applicable to simple business requirements

  • Other commands that may be used
   #view
   docker-compose -f docker-compose-single-base.yml ps
     
   #del
   docker-compose -f docker-compose-single-base.yml down  
   docker-compose -f docker-compose-single-base.yml down -v 
   
   #rebuild
   docker-compose -f docker-compose-single-base-app.yml build easynode
  

notes:

  • The default of clickhouse: account: test, password: test

5. Build and Run easynode

In order to improve the scope of application of easynode, we adopt a componentized design idea, so we provide the following three operation and deployment methods for easynode.

Binary package mode

  • Download configuration files Download

  • Download the installation package Download

  • Add hosts item

    192.168.2.9 easykafka
    

    Among them, 192.168.2.9: Kafka server IP, replace it with your own server IP, easykafka: Kafka service name needs to be consistent with the environment script, and the general situation remains unchanged

  • Run easynode

    ./easynode -collect ./config/collect_config.json -task ./config/task_config.json -blockchain ./config/blockchain_config.json -taskapi ./config/taskapi_config.json -store ./config/store_config.json
    

Docker mode

  • Build image
   #create image
   docker build -f Dockerfile -t easynode:1.0 . 
   
   #scan image
   docker images |grep easynode
   
  • Run easynode
    docker run --name easynode -p 9001:9001 -p 9002:9002 -p 9003:9003 --network easynode_easynode_net -v /root/easy_node/easynode/config/:/app/config/ -v /root/app/log/:/app/log/ -v /root/app/data:/app/data/ -d easynode:1.0  

notes:

  1. network easynode_net : need to be consistent with docker-compose-single-base.yml

  2. -v file mount: the path of the container is immutable, and the path of the host is changed to the absolute path available on the machine

  3. The directory structure of ./config is as follows, the specific configuration of each configuration file see and the file name is immutable

     ./config
        ./blockchaiin_config.json
        ./collect_config.json
        ./store_config.json
        ./task_config.json
        ./taskapi_config.json

  1. If step 4 executes docker-compose-single-base-app.yml, you can skip step 5

Docker-compose cluster mode

  • Networks setting

    Determine the network name in step 4, use the following command to view, and modify the networks.default.name field in docker-compose-cluster-easynode.yml

    docker network ls|grep easynode_net
    
  • Manager service

    According to the needs of specific scenarios, add or delete related services learn

  • Run cluster

    docker-compose -f docker-compose-cluster-easynode.yml up -d
    

    The use and function of each service, details

6. Check

  • Check whether the operating environment is started
     docker-compose -f docker-compose-single-base.yml ps
  • Check Kafka data
     # review Kafka 
     docker exec -it 25032fc8414e kafka-topics.sh --list --bootstrap-server easykafka:9092
    
     #review kakfa data
     docker exec -it 25032fc8414e kafka-console-consumer.sh --group g1 --topic ether_tx   --bootstrap-server easykafka:9092
  • Check easynode
   #review app container
   
   docker ps |grep easynode
   
   # review app log
   
   docker logs -n 10 24a81a2a8e89

notes:

7. Usage

  1. Add monitoring address
   # create token
   curl --location --request POST 'http://localhost:9003/api/store/monitor/token' \
   --header 'Content-Type: application/json' \
   --data-raw '{
     "email": "[email protected]"
   }'
   
   #submit monitoring address
   curl --location --request POST 'http://localhost:9003/api/store/monitor/address' \
   --header 'Content-Type: application/json' \
   --data-raw '{
       "blockChain": 200,//Not required, if not passed the default 0, it means cross-chain monitoring
       "address": "0x28c6c06298d514db089934071355e5743bf21d61",
       "token": "5fe5f231-7051-4caf-9b52-108db92edbb4"
   }'
   
   #submit subscription rules
   curl --location --request POST 'localhost:9003/api/store/filter/new' \
   --header 'User-Agent: apifox/1.0.0 (https://www.apifox.cn)' \
   --header 'Content-Type: application/json' \
   --data-raw '[
       {
           "token": "afba013c-0072-4592-b8cd-304fa456f76e",
           "blockChain": 205,
           "txCode": "1",
           "params": ""
       }
   
   ]'
   
  1. Submit subscription and accept return
   url: ws://localhost:9003/api/store/ws/{token}
               
   receive:
   {
      "code": 1, //message type
      "blockChain": 200, //chain code
      "data": { 
          "id":1698395758827420000,
          "chainCode":200,
          "blockHash":"0xbe36cdcfce377f7415bd91be3be10555fc705cd9c48ac077b3de9a1c298c4a36",
          "blockNumber":"18117360",
          "txs":[
              {
                  "contractAddress":"0xd9ec62e6927082ad28b73fb5d4b5e9d571e00768",
                  "from":"0x0000000000000000000000000000000000000000",
                  "method":"Transfer",
                  "to":"0x2c2ab61d2506308c0017f26c36e81e5b22942d57",
                  "value":"1315",
                  "tokenType":721,
                  "index":9
              }
          ],
          "fee":"0.00182692522485181",
          "from":"0x2c2ab61d2506308c0017f26c36e81e5b22942d57",
          "hash":"0x2b7b684d469c365e0f8d9e2bf94bee672878aff4604b7715a48a7f37432f1a21",
          "status":1,
          "to":"0xd9ec62e6927082ad28b73fb5d4b5e9d571e00768",
          "txTime":"1684390019000"
       }
  }      
                             

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Multi-chain one-stop service platform, through API, can quickly connect to various on-chain services, such as NFT, Defi, transfer, query, etc. Allow all developers to use on-chain services without deploying nodes or knowing professional knowledge

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