anthorob
d0ea0535e2
Introduced health checks for `netneutrality-db` to ensure proper readiness before dependent services start. Replaced static sleep in `startup.sh` with dynamic database availability checks, improving startup reliability and reducing downtime risks.
45 lines
1.0 KiB
Bash
45 lines
1.0 KiB
Bash
#!/bin/sh
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_term() {
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echo "Caught SIGTERM/SIGINT signal, graceful shutdown of bot.."
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if [ -z "$pid" ]; then
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echo "Bot isn't running, exiting."
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exit 0
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else
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# SIGTERM triggers the JVM shutdown hook (App.shutdown); wait until it has finished.
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kill -TERM "$pid" 2>/dev/null
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wait "$pid"
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exit $?
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fi
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}
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trap _term TERM
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trap _term INT
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API_PORT="${API_PORT:-9000}"
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MYSQL_HOST="${MYSQL_HOST:-localhost}"
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MYSQL_PORT="${MYSQL_PORT:-3306}"
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MYSQL_DATABASE="${MYSQL_DATABASE:-netneutrality}"
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if [ ! -f /usr/bin/nc ]; then
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echo "nc not found. Exiting."
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exit 1
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fi
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echo "Checking if MySQL / MariaDB is started.."
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if /usr/bin/nc -z $MYSQL_HOST $MYSQL_PORT; then
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echo "Database OK. Starting bot..";
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export FLYWAY_URL="jdbc:mysql://${MYSQL_HOST}:${MYSQL_PORT}/${MYSQL_DATABASE}"
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export FLYWAY_USER="${MYSQL_USER}"
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export FLYWAY_PASSWORD="${MYSQL_PASSWORD}"
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/opt/java/openjdk/bin/java -jar /app/netneutrality.jar &
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pid=$!
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wait "$pid"
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else
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echo "No connection to database, shutting down.."
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exit 1
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fi
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