Adding start.sh
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#!/bin/bash
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## Launch service will tell prism-bin what mode to run in.
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LAUNCHMODE="${MODE:-$1}"
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## This variable will be what can override default launch args. I may modify this as I learn more about prism-bin
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LAUNCHARGS="${CUSTOM_ARGS:-$2}"
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## This is setup this way to handle any situations that might arise from the
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## config being JSON and bash not being any good at JSON.
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# ## Strings to replace.
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AWS_ID_STR="YOUR-AWS-ID"
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AWS_SECRET_STR="YOUR-AWS-SECRET"
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BUCKET_REGION_STR="YOUR-BUCKET-REGION"
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BUCKET_NAME_STR="YOUR-BUCKET-NAME"
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DB_USER_STR="USER"
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DB_PASSWORD_STR="PASSWORD"
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DB_HOSTIP_STR="localhost"
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DB_PORT_STR="3306"
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DB_NAME_STR="DBNAME"
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## For the most part this section is disabled
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# ## Keys to re-insert
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# AWS_ID_KEY=''
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# AWS_SECRET_KEY=''
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# BUCKET_REGION_KEY=''
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# BUCKET_NAME_KEY=''
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# DB_USER_KEY=''
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# DB_PASSWORD_KEY=''
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# DB_HOSTIP_KEY=''
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# DB_PORT_KEY=''
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# DB_NAME_KEY=''
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# Environment Variables/Defaults
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## Json sucks in BASH/Shell so you need to add trailing commas intermittently.
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## Just pay attention to this. Also at some point I'll need to make a fringe
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## case for handling key/values that aren't included in the default config.
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AWS_ID="${AWS_ID:-potato}"
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AWS_SECRET="${AWS_SECRET:-potato}"
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BUCKET_REGION="${BUCKET_REGION:-potato}"
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BUCKET_NAME="${BUCKET_NAME:-potato}"
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DB_USER="${DB_USER:-potato}"
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DB_PASSWORD="${DB_PASSWORD:-potato}"
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DB_HOSTIP="${DB_HOSTIP:-potato}"
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DB_PORT="${DB_PORT:-potato}"
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DB_NAME="${DB_NAME:-potato}"
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## Environment Variables
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## Missing Vars off the hop SLACK_HOOK_URL
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CONFIG_SETTINGS=(
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AWS_ID
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AWS_SECRET
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BUCKET_REGION
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BUCKET_NAME
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DB_USER
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DB_PASSWORD
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DB_HOSTIP
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DB_PORT
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DB_NAME
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)
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CONFIG_SECRETS=(
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AWS_ID
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AWS_ID_STR
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AWS_SECRET
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AWS_SECRET_STR
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BUCKET_NAME
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BUCKET_NAME_STR
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DB_USER
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DB_USER_STR
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DB_PASSWORD
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DB_PASSWORD_STR
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DB_HOSTIP
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DB_HOSTIP_STR
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DB_PORT
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DB_PORT_STR
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DB_NAME
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DB_NAME_STR
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)
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## This function might be a bit overkill as all key/value pairs are unique in this config.
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for i in "${!CONFIG_SETTINGS[@]}"; do
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echo ${CONFIG_SETTINGS[$i]}"_KEY"
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## Indirect references http://tldp.org/LDP/abs/html/ivr.html
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eval FROM_STRING=\$"${CONFIG_SETTINGS[$i]}_STR"
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eval VALUE_STRING=\$${CONFIG_SETTINGS[$i]}
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eval KEY_STRING=\$"${CONFIG_SETTINGS[$i]}_KEY"
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TO_STRING="$KEY_STRING$VALUE_STRING"
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## DEBUG
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# echo DEBUG FROM_STRING: "$FROM_STRING"
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# echo DEBUG VALUE_STRING: $VALUE_STRING
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# echo DEBUG KEY_STRING: $KEY_STRING
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# echo DEBUG TO_STRING: "$TO_STRING"
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sed -i '' "s/$FROM_STRING/$TO_STRING/g" ./config.tmpl
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done
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## Sanitization section
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# Awaiting someone smarter than me to suggest a method for this.
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# https://unix.stackexchange.com/questions/474097/i-want-to-unset-a-list-of-bash-variables-that-have-their-variable-strings-stored
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for i in "${CONFIG_SECRETS[@]}"; do
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unset $i
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done
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# Actual launch invoked here
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case $MODE in
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cluster )
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prism-bin cluster ${LAUNCHARGS:-'-v --conf /data/config.tmpl'}
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;;
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dht )
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## Env vars NODEID DHTPORT
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## Figure out what port we want to run --rpcPort on by default
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## Figure out if we need seed strings and set default(s)
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prism-bin dht ${LAUNCHARGS:-'-v --conf /data/config.tmpl --nodeID $NODEID --port "${DHTPORT:-4567}"'}
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;;
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peer )
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prism-bin peer ${LAUNCHARGS:-'-v --conf /data/config.tmpl'}
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;;
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reflector )
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prism-bin reflector ${LAUNCHARGS:-'-v --conf /data/config.tmpl'}
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;;
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esac
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