docker-logs

#!/bin/sh
    if [ ! -z "${LOG_API}" ]; then\
        DATE=`date --utc +%FT%T.%NZ`;\
        echo logging to ${LOG_API} in background;\
        docker ps -q | xargs -L 1 docker inspect -f {{.LogPath}} | \
                xargs sudo egrep '^\{"log"' |\
                sed 's|^/var/lib.*/\([0-9a-f]\{12\}\)[0-9a-f]*-json.log:{|{"server":"\1", |' |\
                sed `docker ps | grep -v CONTAINER | awk '{printf "s|" $1 "|" $NF "|;"}'` |\
                jq -c 'select(.time<="'$DATE'")|{ server: .server, log: (if (try (.log | fromjson) catch "error") == "error" then {"message": .log } else (.log | fromjson) end ) , stream: .stream, time: .time }'|\
                sed 's/'"'"'/'"'"'"'"'"'"'"'"'/g;s|^|curl -s -XPOST "${LOG_API}" -H "Content-Type: application/json" -d '"'"'|;s/$/'"'"'/'|\
                sh  > /dev/null;\
        docker ps -q | xargs -L 1 docker inspect -f {{.LogPath}} | \
                xargs sudo tail -f  | stdbuf -o0 sed 's|^==> /var/lib.*/\([0-9a-f]\{12\}\)[0-9a-f]*-json.log <==|\1|;s/^{//;' |\
                stdbuf -o0 awk '{if (/^............$/){server=$1}else{if (NF) {print "{\"server\":\"" server "\", " $0}}}' |\
                stdbuf -o0 sed `docker ps | grep -v CONTAINER | awk '{printf "s|" $1 "|" $NF "|;"}'` |\
                stdbuf -o0 jq -c 'select(.time>"'$DATE'")|{ server: .server, log: (if (try (.log | fromjson) catch "error") == "error" then {"message": .log } else (.log | fromjson) end ) , stream: .stream, time: .time }'|\
                stdbuf -o0 sed 's/'"'"'/'"'"'"'"'"'"'"'"'/g;s|^|curl -s -XPOST "${LOG_API}" -H "Content-Type: application/json" -d '"'"'|;s/$/'"'"'/'|\
                stdbuf -o0 sh > /dev/null;\
    else\
        echo LOG_API endpoint has to be set;\
    fi