[#2651] feat(docker): optimize start.sh in Doris container (#2652)

### What changes were proposed in this pull request?

- Optimize`startup.sh`, cat log to stdout
- Add disk space check before starting Doris
- Exit when FE or BE start failed


### Why are the changes needed?


Fix: #2651 

### Does this PR introduce _any_ user-facing change?

N/A

### How was this patch tested?

UT

dev/docker/doris/Dockerfile

@@ -17,7 +17,7 @@ RUN apt-get update -y &&  DEBIAN_FRONTEND=noninteractive apt-get install -y --no
     curl wget less vim htop iproute2 numactl jq iotop sysstat tzdata xz-utils \
     tcpdump iputils-ping dnsutils strace lsof blktrace \
     bpfcc-tools linux-headers-realtime linux-tools-realtime silversearcher-ag \
-    net-tools openjdk-8-jdk && \
+    net-tools netcat openjdk-8-jdk && \
     rm -rf /var/lib/apt/lists/*
 
 ################################################################################

dev/docker/doris/start.sh

@@ -9,6 +9,21 @@ DORIS_HOME="$(cd "${DORIS_HOME}">/dev/null; pwd)"
 DORIS_FE_HOME="${DORIS_HOME}/fe/"
 DORIS_BE_HOME="${DORIS_HOME}/be/"
 
+# print the disk usage
+echo "Disk usage:"
+df -h
+
+# check free disk space, if little then 6GB, Doris FE (version < 2.1.0) can not start
+# TODO: change the threshold to 2GB when Doris Version is up to 2.1.0, add bdbje_free_disk_bytes to fe.conf
+THRESHOLD=6
+
+DISK_FREE=`df -BG | grep '/$' | tr -s ' ' | cut -d ' ' -f4 | grep -o '[0-9]*'`
+if [ "$DISK_FREE" -lt "$THRESHOLD" ]
+then
+    echo "ERROR: Doris FE (version < 2.1.0) can not start with less than ${THRESHOLD}G disk space."
+    exit 1
+fi
+
 # comment a code snippet about max_map_count, it's not necessary for IT environment
 
 DORIS_BE_SCRIPT="${DORIS_BE_HOME}/bin/start_be.sh"
@@ -28,21 +43,35 @@ ${DORIS_FE_HOME}/bin/start_fe.sh --daemon
 ${DORIS_BE_HOME}/bin/start_be.sh --daemon
 
 # wait for the fe to start
+fe_started=false
 for i in {1..10}; do
   sleep 5
   # check http://localhost:8030/api/bootstrap return contains content '"msg":"success"' to see if the fe is ready
   url="http://localhost:8030/api/bootstrap"
   response=$(curl --silent --request GET $url)
 
   if echo "$response" | grep -q "\"msg\":\"success\""; then
-      break
+    fe_started=true
+    break
   else
-      echo "waiting for the fe to start"
+    echo "waiting for the fe to start"
   fi
 done
 
+if [ "$fe_started" = false ]; then
+  echo "Doris fe failed to start"
+
+  cat ${DORIS_FE_HOME}/log/fe.*
+  exit 1
+fi
+
 # add the be to the fe
 mysql -h127.0.0.1 -P9030 -uroot -e "ALTER SYSTEM ADD BACKEND '${CONTAINER_IP}:9050'"
 
+if [ $? -ne 0 ]; then
+  echo "Failed to add the BE to the FE"
+  exit 1
+fi
+
 # persist the container
-tail -f /dev/null
+tail -f ${DORIS_FE_HOME}/log/fe.log ${DORIS_BE_HOME}/log/be.log

docs/docker-image-details.md

@@ -166,6 +166,9 @@ You can use this image to test Apache Doris.
 
 Changelog
 
+- gravitino-ci-doris:0.1.1
+    - Optimize `start.sh`, add disk space check before starting Doris, exit when FE or BE start failed, add log to stdout
+
 - gravitino-ci-doris:0.1.0
     - Docker image `datastrato/gravitino-ci-doris:0.1.0`
     - Start Doris BE & FE in one container