fix(quorum/api): use Web3 HTTP Provider by default (hyperledger-cacti#66)

* fix(quorum/api): use Web3 HTTP Provider by default

It is deprecated because it does not support
subscriptions, but we do not use that feature anyway
and just need the examples to work so it seems like
an okay trade-off to use HTTP instead of WS.

Signed-off-by: Peter Somogyvari <[email protected]>

* fix(quorum/platform): RPC API in docker-compose

Signed-off-by: Peter Somogyvari <[email protected]>

* fix(quorum/platform): opens port 8545 on node1

Signed-off-by: Peter Somogyvari <[email protected]>

* fix(quorum/platform): ports in config.js, .env

Signed-off-by: Peter Somogyvari <[email protected]>

Author: petermetz

examples/simple-asset-transfer/quorum/api/.env

@@ -9,6 +9,7 @@ WEB3_HOST_LINUX=0.0.0.0
 WEB3_HOST_DARWIN=localhost
 WEB3_HOST_WIN32=localhost
 WEB3_PORT=22000
+WEB3_RPC_PORT=8545
 
 # PARTICIPANT
 WEB3_ETH_KEY=0xed9d02e382b34818e88B88a309c7fe71E65f419d

examples/simple-asset-transfer/quorum/api/config/config.js

@@ -86,6 +86,7 @@ const config = {
       win32: envVars.WEB3_HOST_WIN32,
     },
     port: envVars.WEB3_PORT,
+    rpcPort: envVars.WEB3_RPC_PORT,
     ethKey: envVars.WEB3_ETH_KEY,
     constKey: envVars.WEB3_CONST_KEY,
   },

examples/simple-asset-transfer/quorum/api/utils/web3.js

@@ -1,9 +1,8 @@
 const Web3 = require('web3');
 const config = require('../config/config');
 
-const option = `ws://${config.web3.host[`${process.platform}`]}:${config.web3.port}`;
-const web3 = new Web3(option);
-
+const rpcApiHost = `http://${config.web3.host[`${process.platform}`]}:${config.web3.rpcPort}`;
+const web3Provider = new Web3.providers.HttpProvider(rpcApiHost);
+const web3 = new Web3(web3Provider);
 web3.eth.defaultAccount = config.web3.ethKey;
-
 module.exports = web3;

examples/simple-asset-transfer/quorum/platform/docker-compose.yml

@@ -54,6 +54,12 @@ x-quorum-def:
         --nodiscover \
         --verbosity 5 \
         --networkid $${NETWORK_ID} \
+        --rpc \
+        --rpcaddr=0.0.0.0 \
+        --rpcvhosts=node1 \
+        --rpcport=8545 \
+        --rpcapi=private,parity,admin,db,eth,debug,miner,net,txpool,personal,web3,quorum,${QUORUM_CONSENSUS:-istanbul} \
+        --rpccorsdomain "*" \
         --ws \
         --wsaddr 0.0.0.0 \
         --wsport 8546 \
@@ -179,6 +185,7 @@ services:
     hostname: node1
     ports:
       - "22000:8546"
+      - "8545:8545"
     volumes:
       - 1:/qdata
       - .:/examples:ro