Renamed start_nodes.sh to remote_nodes.sh (#669)
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pgarg66
GitHub
186
multinode-demo/remote_nodes.sh
Executable file
186
multinode-demo/remote_nodes.sh
Executable file
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#!/bin/bash
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command=$1
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ip_addr_file=
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remote_user=
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ssh_keys=
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shift
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usage() {
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exitcode=0
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if [[ -n "$1" ]]; then
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exitcode=1
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echo "Error: $*"
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fi
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cat <<EOF
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usage: $0 <start|stop> <-f IP Addr Array file> <-u username> [-k ssh-keys]
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Manage a GCE multinode network
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start|stop - Create or delete the network
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-f file - A bash script that exports an array of IP addresses, ip_addr_array.
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Elements of the array are public IP address of remote nodes.
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-u username - The username for logging into remote nodes.
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-k ssh-keys - Path to public/private key pair that remote nodes can use to perform
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rsync and ssh among themselves. Must contain pub, and priv keys.
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EOF
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exit $exitcode
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}
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while getopts "h?f:u:k:" opt; do
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case $opt in
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h | \?)
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usage
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;;
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f)
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ip_addr_file=$OPTARG
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;;
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u)
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remote_user=$OPTARG
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;;
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k)
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ssh_keys=$OPTARG
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;;
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*)
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usage "Error: unhandled option: $opt"
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;;
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esac
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done
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set -e
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# Sample IP Address array file contents
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# ip_addr_array=(192.168.1.1 192.168.1.5 192.168.2.2)
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[[ -n $command ]] || usage "Need a command (start|stop)"
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[[ -n $ip_addr_file ]] || usage "Need a file with IP address array"
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[[ -n $remote_user ]] || usage "Need the username for remote nodes"
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ip_addr_array=()
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# Get IP address array
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# shellcheck source=/dev/null
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source "$ip_addr_file"
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build_project() {
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echo "Build started at $(date)"
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SECONDS=0
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# Build and install locally
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PATH="$HOME"/.cargo/bin:"$PATH"
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cargo install --force
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echo "Build took $SECONDS seconds"
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}
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common_start_setup() {
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ip_addr=$1
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# Killing sshguard for now. TODO: Find a better solution
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# sshguard is blacklisting IP address after ssh-keyscan and ssh login attempts
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ssh -n -f "$remote_user@$ip_addr" " \
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set -ex; \
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sudo service sshguard stop; \
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sudo apt-get --assume-yes install rsync libssl-dev; \
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mkdir -p ~/.ssh ~/solana ~/.cargo/bin; \
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" >log/"$ip_addr".log
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# If provided, deploy SSH keys
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if [[ -n $ssh_keys ]]; then
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{
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rsync -vPrz "$ssh_keys"/id_rsa "$remote_user@$ip_addr":~/.ssh/
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rsync -vPrz "$ssh_keys"/id_rsa.pub "$remote_user@$ip_addr":~/.ssh/
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rsync -vPrz "$ssh_keys"/id_rsa.pub "$remote_user@$ip_addr":~/.ssh/authorized_keys
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} >>log/"$ip_addr".log
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fi
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}
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start_leader() {
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common_start_setup "$1"
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{
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rsync -vPrz ~/.cargo/bin/solana* "$remote_user@$ip_addr":~/.cargo/bin/
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rsync -vPrz ./multinode-demo "$remote_user@$ip_addr":~/solana/
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rsync -vPrz ./fetch-perf-libs.sh "$remote_user@$ip_addr":~/solana/
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ssh -n -f "$remote_user@$ip_addr" 'cd solana; FORCE=1 ./multinode-demo/remote_leader.sh'
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} >>log/"$1".log
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leader_ip=$1
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leader_time=$SECONDS
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SECONDS=0
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}
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start_validator() {
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common_start_setup "$1"
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ssh "$remote_user@$ip_addr" "rsync -vPrz ""$remote_user@$leader_ip"":~/solana/multinode-demo ~/solana/" >>log/"$1".log
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ssh -n -f "$remote_user@$ip_addr" "cd solana; FORCE=1 ./multinode-demo/remote_validator.sh $leader_ip" >>log/"$1".log
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}
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start_all_nodes() {
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echo "Deployment started at $(date)"
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SECONDS=0
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count=0
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leader_ip=
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leader_time=
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mkdir -p log
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for ip_addr in "${ip_addr_array[@]}"; do
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ssh-keygen -R "$ip_addr" >log/local.log
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ssh-keyscan "$ip_addr" >>~/.ssh/known_hosts 2>/dev/null
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if ((!count)); then
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# Start the leader on the first node
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echo "Leader node $ip_addr, killing previous instance and restarting"
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start_leader "$ip_addr"
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else
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# Start validator on all other nodes
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echo "Validator[$count] node $ip_addr, killing previous instance and restarting"
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start_validator "$ip_addr" &
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# TBD: Remove the sleep or reduce time once GCP login quota is increased
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sleep 2
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fi
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((count = count + 1))
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done
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wait
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((validator_count = count - 1))
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echo "Deployment finished at $(date)"
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echo "Leader deployment too $leader_time seconds"
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echo "$validator_count Validator deployment took $SECONDS seconds"
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}
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stop_all_nodes() {
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SECONDS=0
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local count=0
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for ip_addr in "${ip_addr_array[@]}"; do
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echo "Stopping node[$count] $ip_addr. Remote user $remote_user"
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ssh -n -f "$remote_user@$ip_addr" " \
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set -ex; \
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sudo service sshguard stop; \
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pkill -9 solana-; \
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pkill -9 validator; \
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pkill -9 leader; \
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"
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sleep 2
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((count = count + 1))
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echo "Stopped node[$count] $ip_addr"
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done
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echo "Stopping $count nodes took $SECONDS seconds"
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}
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if [[ $command == "start" ]]; then
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#build_project
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stop_all_nodes
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start_all_nodes
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elif [[ $command == "stop" ]]; then
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stop_all_nodes
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else
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usage "Unknown command: $command"
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fi
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