110 lines
2.4 KiB
Bash
Executable File
110 lines
2.4 KiB
Bash
Executable File
#!/bin/sh
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service_exec=echo
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# Initial parameters
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DATE=`date +%F-%H-%M-%S`
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TIMEOUT=2
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RESTART=2
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RESTART_COUNTER=0
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# Set env variables
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CERT_DIR=/keys
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PROXY_SERVICE_FILE=/etc/user/config/services/public-proxy.json
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PROXY_CONFIG_DIR=/proxy_config
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ROLE="backend-proxy"
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SERVICE_NAME="public-proxy"
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check_proxy_state() {
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# Set restart counter to zero
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CONTAINER_NAMES="";
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CONTAINERS_BY_ROLE=0
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RUNNING_CONTAINERS=0
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# Check services with running containers by roles
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for CONTAINER in $(jq -r --arg ROLE $ROLE '.containers[] | select(.ROLES==$ROLE)' $PROXY_SERVICE_FILE | jq -r .NAME) ; do
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CONTAINERS_BY_ROLE=$((CONTAINERS_BY_ROLE +1))
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UP=$(docker ps | grep $CONTAINER | grep Up | wc -l)
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RUNNING_CONTAINERS=$((RUNNING_CONTAINERS + UP))
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if [[ "$UP" != 0 ]]; then
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CONTAINER_NAMES=$CONTAINER_NAMES" "$CONTAINER;
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fi;
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done;
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# The roles numbers and the running containers numbers are equal or greater than 2
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if [[ "$RUNNING_CONTAINERS" == "$CONTAINERS_BY_ROLE" || "$RUNNING_CONTAINERS" -ge 2 ]] ; then
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echo "Starting proxy restart process";
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echo $CONTAINER_NAMES;
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do_proxy_restart ;
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else
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sleep $TIMEOUT;
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RESTART_COUNTER=$((RESTART_COUNTER +1))
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if [[ "$RESTART_COUNTER" -le "$RESTART" ]] ; then
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check_proxy_state;
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else
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recover_process;
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fi
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# for CONTAINER in `echo $CONTAINER_NAMES`; do
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# done;
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fi
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}
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do_proxy_restart() { echo "Proxy restarts"
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}
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check_domain() { echo "Checking $DOMAIN name"
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}
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recover_process() { echo "Recovering previous state"
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}
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send_error_msg () { echo "Sending error messages"
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}
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# Triggers by certificate or proxy config changes
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unset IFS
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inotifywait --exclude .sw -m -e CREATE,CLOSE_WRITE,CLOSE,DELETE -r $CERT_DIR $PROXY_CONFIG_DIR | \
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while read dir op file
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do
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parent="/"$(echo $dir|cut -d / -f2)
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if [[ "${parent}" == "${CERT_DIR}" && "${op}" == "CLOSE_WRITE,CLOSE" ]]; then
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DOMAIN=$(echo $dir|cut -d / -f3);
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echo "New cert created: '$DOMAIN'";
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check_proxy_state;
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elif [[ "${parent}" == "${PROXY_CONFIG_DIR}" && "${op}" == "CLOSE_WRITE,CLOSE" ]] || \
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[[ "${parent}" == "${PROXY_CONFIG_DIR}" && "${op}" == "DELETE" ]] ; then
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echo "proxy config created, changed or deleted";
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check_proxy_state;
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fi
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done
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# Running containers from existing roles
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# echo $CONTAINERS_BY_ROLE;
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# echo $RUNNING_CONTAINERS;
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#$service_exec $SERVICE_NAME.containers.$CONTAINER stop
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#$service_exec $SERVICE_NAME.containers.$CONTAINER start
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