mirror of
https://github.com/EvernodeXRPL/hpcore.git
synced 2026-04-29 15:37:59 +00:00
119 lines
3.2 KiB
Bash
Executable File
119 lines
3.2 KiB
Bash
Executable File
#!/bin/bash
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# Generate contract sub-directories within this script directory for the given no. of cluster nodes.
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# Usage (to generate 8-node cluster): ./cluster-create.sh 8
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# Validate the node count arg.
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if [ -n "$1" ] && [ "$1" -eq "$1" ] 2>/dev/null; then
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echo "Generating a Hot Pocket cluster of ${1} node(s)..."
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else
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echo "Error: Please provide number of nodes."
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exit 1
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fi
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# Delete and recreate 'hpcluster' directory.
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rm -rf hpcluster > /dev/null 2>&1
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mkdir hpcluster
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clusterloc="./hpcluster"
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pushd $clusterloc > /dev/null 2>&1
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# Create contract directories for all nodes in the cluster.
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ncount=$1
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for (( i=0; i<$ncount; i++ ))
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do
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let n=$i+1
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let peerport=22860+$n
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let pubport=8080+$n
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# Create contract dir named "node<i>"
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../build/hpcore new "node${n}" > /dev/null 2>&1
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pushd ./node$n/cfg > /dev/null 2>&1
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# Use NodeJs to manipulate HP json configuration.
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mv hp.cfg tmp.json # nodejs needs file extension to be .json
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# Collect each node pubkey and peer ports for later processing.
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pubkeys[i]=$(node -p "require('./tmp.json').pubkeyhex")
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# During hosting we use docker virtual dns instead of IP address.
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# So each node is reachable via 'node<id>' name.
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peers[i]="node${n}:${peerport}"
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# Update contract config.
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node -p "JSON.stringify({...require('./tmp.json'), \
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binary: '/usr/local/bin/node', \
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binargs: './bin/contract.js', \
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peerport: ${peerport}, \
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pubport: ${pubport}, \
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roundtime: 1000, \
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loglevel: 'debug', \
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loggers:['console'] \
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}, null, 2)" > hp.cfg
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rm tmp.json
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# Generate ssl certs
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openssl req -newkey rsa:2048 -new -nodes -x509 -days 3650 -keyout tlskey.pem -out tlscert.pem \
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-subj "/C=AU/ST=ST/L=L/O=O/OU=OU/CN=localhost/emailAddress=hpnode${n}@example" > /dev/null 2>&1
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popd > /dev/null 2>&1
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# Copy the contract executable.
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mkdir ./node$n/bin
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cp ../examples/echocontract/contract.js ./node$n/bin/contract.js
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done
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# Function to generate JSON array string while skiping a given index.
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function joinarr {
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arrname=$1[@]
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arr=("${!arrname}")
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skip=$2
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j=0
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str="["
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for (( i=0; i<$ncount; i++ ))
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do
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let prevlast=$ncount-2
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if [ "$i" != "$skip" ]
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then
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str="$str'${arr[i]}'"
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if [ $j -lt $prevlast ]
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then
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str="$str,"
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fi
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let j=j+1
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fi
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done
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str="$str]"
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echo $str
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}
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# Loop through all nodes hp.cfg and inject peer and unl lists (skip self node).
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for (( j=0; j<$ncount; j++ ))
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do
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let n=$j+1
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mypeers=$(joinarr peers $j)
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myunl=$(joinarr pubkeys $j)
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pushd ./node$n/cfg > /dev/null 2>&1
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mv hp.cfg tmp.json # nodejs needs file extension to be .json
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node -p "JSON.stringify({...require('./tmp.json'),peers:${mypeers},unl:${myunl}}, null, 2)" > hp.cfg
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rm tmp.json
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popd > /dev/null 2>&1
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done
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popd > /dev/null 2>&1
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# Create docker virtual network named 'hpnet'
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# All nodes will communicate with each other via this network.
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docker network create --driver bridge hpnet > /dev/null 2>&1
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echo "Cluster generated at ${clusterloc}"
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echo "Use \"./cluster-start.sh <nodeid>\" to run each node."
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exit 0 |