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Vivek Teega
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41
Dockerfile
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41
Dockerfile
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FROM node:10-stretch-slim
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# Install Dependencies
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RUN apt-get update && \
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apt-get install --no-install-recommends -y build-essential git libzmq3-dev python nginx curl && \
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rm -rf /var/lib/apt/lists/*
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RUN apt-get update
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RUN apt-get install ca-certificates -y
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RUN update-ca-certificates
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# Install flosight
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WORKDIR /flosight
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ADD https://api.github.com/repos/oipwg/flocore-node/git/refs/heads/master flocore-node-version.json
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RUN git clone https://github.com/ranchimall/flocore-node
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ADD https://api.github.com/repos/oipwg/flosight-ui/git/refs/heads/master flosight-ui-version.json
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ADD https://api.github.com/repos/oipwg/flosight-api/git/refs/heads/master flosight-api-version.json
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RUN npm install ./flocore-node/
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RUN npm install flosight-ui flosight-api
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# Setup Nginx
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RUN service nginx stop && rm /etc/nginx/nginx.conf
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WORKDIR /etc/nginx
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COPY nginx.conf .
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RUN service nginx start
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WORKDIR /nginx
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COPY http-proxy.conf .
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# Add flosight configs
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WORKDIR /flosight
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COPY start.sh .
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COPY flocore-node.json .
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RUN mkdir /data
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RUN chmod 755 /flosight/start.sh
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# Expose used ports
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EXPOSE 80 443 3001 7312 7313 17312 17313 17413 41289
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HEALTHCHECK CMD curl --fail http://localhost:3001/api/sync || exit 1
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CMD ["/flosight/start.sh"]
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32
flocore-node.json
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32
flocore-node.json
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{
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"version": "5.0.0-beta.44",
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"network": "livenet",
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"port": 3001,
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"services": [
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"address",
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"block",
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"db",
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"fee",
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"header",
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"mempool",
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"p2p",
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"timestamp",
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"transaction",
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"flosight-api",
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"flosight-ui",
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"web"
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],
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"datadir": "/data",
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"servicesConfig": {
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"flosight-api": {
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"disableRateLimiter": true,
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"routePrefix": "api",
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"cwdRequirePath": "node_modules/flosight-api"
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},
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"flosight-ui": {
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"routePrefix": "",
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"apiPrefix": "api",
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"cwdRequirePath": "node_modules/flosight-ui"
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}
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}
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}
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14
http-proxy.conf
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14
http-proxy.conf
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server {
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listen 80;
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listen [::]:80;
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location / {
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proxy_pass http://localhost:3001;
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proxy_read_timeout 90;
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proxy_connect_timeout 90;
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proxy_set_header Host $host;
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proxy_set_header X-Real-IP $remote_addr;
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proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
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proxy_set_header Proxy "";
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}
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}
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21
nginx.conf
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21
nginx.conf
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events {
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worker_connections 768;
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}
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http {
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##
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# SSL Settings
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##
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ssl_protocols TLSv1 TLSv1.1 TLSv1.2; # Dropping SSLv3, ref: POODLE
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ssl_prefer_server_ciphers on;
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##
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# Logging Settings
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##
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access_log /var/log/nginx/access.log;
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error_log /var/log/nginx/error.log;
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include /data/nginx/*.conf;
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}
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96
start.sh
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start.sh
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#!/bin/bash
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cd /flosight
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# Use Env variables in Config
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## Change Network Config if needed
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echo "Setup configs..."
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if [ "$NETWORK" == "testnet" ]
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then
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sed -i 's/livenet/testnet/g' flocore-node.json
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fi
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if [ "$NETWORK" == "regtest" ]
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then
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sed -i 's/livenet/regtest/g' flocore-node.json
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fi
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## Add Seednode config for fcoin if needed
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if ! [ -z "$ADDNODE" ]
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then
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echo nodes="$ADDNODE" > /data/fcoin.conf
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fi
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## Add any custom config values
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if [ ! -z "$CUSTOM_FCOIN_CONFIG" ]
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then
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echo -e "${CUSTOM_FCOIN_CONFIG}" >> /data/fcoin.conf
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fi
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## Download the Blockchain Bootstrap if set
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if [ ! -z "$BLOCKCHAIN_BOOTSTRAP" ] && [ "$(cat /data/bootstrap-url.txt)" != "$BLOCKCHAIN_BOOTSTRAP" ]
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then
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# download and extract a Blockchain boostrap
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echo 'Downloading Blockchain Bootstrap...'
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RUNTIME="$(date +%s)"
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curl -L $BLOCKCHAIN_BOOTSTRAP -o /data/bootstrap.tar.gz --progress-bar | tee /dev/null
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RUNTIME="$(($(date +%s)-RUNTIME))"
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echo "Blockchain Bootstrap Download Complete (took ${RUNTIME} seconds)"
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echo 'Extracting Bootstrap...'
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RUNTIME="$(date +%s)"
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tar -xzf /data/bootstrap.tar.gz -C /data
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RUNTIME="$(($(date +%s)-RUNTIME))"
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echo "Blockchain Bootstrap Extraction Complete! (took ${RUNTIME} seconds)"
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rm -f /data/bootstrap.tar.gz
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echo 'Erased Blockchain Bootstrap `.tar.gz` file'
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echo "$BLOCKCHAIN_BOOTSTRAP" > /data/bootstrap-url.txt
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ls /data
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fi
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# Currently fcoin requires us to create these directories
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echo "Pregenerate fcoin directories"
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mkdir /data/blocks
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mkdir /data/testnet
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mkdir /data/testnet/blocks
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mkdir /data/regtest
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mkdir /data/regtest/blocks
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# Nginx http config
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mkdir -p /data/nginx/
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cp /nginx/http-proxy.conf /data/nginx/http-proxy.conf
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echo "Config setup complete!"
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# Startup Nginx (since docker has it stopped at startup)
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echo "Starting Nginx..."
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service nginx start
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echo "Nginx Started."
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# Initial Startup of Flosight
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echo "Starting FLO Explorer $NETWORK"
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./node_modules/flocore-node/bin/flocore-node start > /data/latest.log &
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# Store PID for later
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echo $! > /data/flosight.pid
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# Allow to startup
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timeout 1m tail -n 100 -f /data/latest.log
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# Initialize block sync check file
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curl --silent http://localhost:3001/api/status?q=getBestBlockHash > currentHealthCheck.log
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echo 'different' > previousHealthCheck.log
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# Every 5 minutes
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while true; do
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# Check to see if the most recent block hash is the same as the last time we checked.
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if [ "$(cat previousHealthCheck.log)" == "$(cat currentHealthCheck.log)" ]
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then
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# Restart instance
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echo "NO NEW BLOCKS IN 5+ MINUTES - RESTARTING PROCESS"
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kill -2 $(cat /data/flosight.pid)
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wait $(cat /data/flosight.pid)
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./node_modules/flocore-node/bin/flocore-node start >> /data/latest.log &
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# Store PID for later
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echo $! > /data/flosight.pid
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fi
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# Wait 5 minutes before checking again
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timeout 5m tail -f /data/latest.log
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mv currentHealthCheck.log previousHealthCheck.log
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curl --silent http://localhost:3001/api/status?q=getBestBlockHash > currentHealthCheck.log
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done;
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