versioning of the node running script

scripts/node.sh

@@ -0,0 +1,49 @@
+#!/bin/bash
+
+mkdir -p latest
+
+BUCKET=pub.harmony.one
+FOLDER=release/20190124/linux-x86_64/
+
+BIN=( harmony )
+
+for bin in "${BIN[@]}"; do
+   curl http://${BUCKET}.s3.amazonaws.com/${FOLDER}${bin} -o ${bin}
+   chmod +x ${bin}
+done
+
+sysctl -w net.core.somaxconn=1024
+sysctl -w net.core.netdev_max_backlog=65536
+sysctl -w net.ipv4.tcp_tw_reuse=1
+sysctl -w net.ipv4.tcp_rmem='4096 65536 16777216'
+sysctl -w net.ipv4.tcp_wmem='4096 65536 16777216'
+sysctl -w net.ipv4.tcp_mem='65536 131072 262144'
+
+echo "* soft     nproc          65535" | sudo tee -a /etc/security/limits.conf
+echo "* hard     nproc          65535" | sudo tee -a /etc/security/limits.conf
+echo "* soft     nofile         65535" | sudo tee -a /etc/security/limits.conf
+echo "* hard     nofile         65535" | sudo tee -a /etc/security/limits.conf
+echo "root soft     nproc          65535" | sudo tee -a /etc/security/limits.conf
+echo "root hard     nproc          65535" | sudo tee -a /etc/security/limits.conf
+echo "root soft     nofile         65535" | sudo tee -a /etc/security/limits.conf
+echo "root hard     nofile         65535" | sudo tee -a /etc/security/limits.conf
+echo "session required pam_limits.so" | sudo tee -a /etc/pam.d/common-session
+
+IS_AWS=$(curl -s -I http://169.254.169.254/latest/meta-data/instance-type -o /dev/null -w "%{http_code}")
+if [ "$IS_AWS" != "200" ]; then
+# NOT AWS, Assuming Azure
+   PUB_IP=$(curl -H Metadata:true "http://169.254.169.254/metadata/instance/network/interface/0/ipv4/ipAddress/0/publicIpAddress?api-version=2017-04-02&format=text")
+else
+   PUB_IP=$(curl http://169.254.169.254/latest/meta-data/public-ipv4)
+fi
+
+NODE_PORT=9000
+BC_MA=/ip4/54.183.5.66/tcp/9999/ipfs/QmdQVypu6NSm7m8bNZj5EJCnjPhXR8QyRmDnDBidxGaHWi
+
+# Kill existing soldier/node
+fuser -k -n tcp $NODE_PORT
+
+# Run Harmony Node
+nohup ./harmony -bc_addr $BC_MA -ip $PUB_IP -port $NODE_PORT > harmony-${PUB_IP}.log 2>&1
+
+tail -f harmony-${PUB_IP}.log