if [ “$TZ” != “” ]; then
ln -sf /usr/share/zoneinfo/$TZ /etc/localtime
echo $TZ >/etc/timezone
fi
# option to disable taosadapter, default is no
DISABLE_ADAPTER=${TAOS_DISABLE_ADAPTER:-0}
unset TAOS_DISABLE_ADAPTER
DISABLE_KEEPER=${TAOS_DISABLE_KEEPER:-0}
unset TAOS_DISABLE_KEEPER
DISABLE_EXPLORER=${TAOS_DISABLE_EXPLORER:-0}
unset TAOS_DISABLE_EXPLORER
# Get DATA_DIR from taosd -C
DATA_DIR=$(taosd -C | awk '/^(default|cfg_file)[[:space:]]+dataDir[[:space:]]+/ {print $NF; exit}' | sed 's|/*$||')
DATA_DIR=${DATA_DIR:-/var/lib/taos}
# Get FQDN from taosd -C
#FQDN=$(taosd -C | awk '/^(default|cfg_file)[[:space:]]+fqdn[[:space:]]+/ {print $NF; exit}' | sed 's|/*$||')
FQDN=$(taosd -C | awk '/^(default|cfg_file|env_var)[[:space:]]+fqdn[[:space:]]+/ {print $NF; exit}' | sed 's|/*$||')
# ensure the fqdn is resolved as localhost
grep "$FQDN" /etc/hosts >/dev/null || echo "127.0.0.1 $FQDN" >>/etc/hosts
# Get first ep from taosd -C
#FIRSET_EP=$(taosd -C | awk '/^(default|cfg_file)[[:space:]]+firstEp[[:space:]]+/ {print $NF; exit}' | sed 's|/*$||')
FIRSET_EP=$(taosd -C | awk '/^(default|cfg_file|env_var)[[:space:]]+firstEp[[:space:]]+/ {print $NF; exit}' | sed 's|/*$||')
# parse first ep host and port
FIRST_EP_HOST=${FIRSET_EP%:*}
FIRST_EP_PORT=${FIRSET_EP#*:}
# in case of custom server port
SERVER_PORT=$(taosd -C | awk '/^(default|cfg_file)[[:space:]]+serverPort[[:space:]]+/ {print $NF; exit}' | sed 's|/*$||')
SERVER_PORT=${SERVER_PORT:-6030}
set +e
ulimit -c unlimited
# set core files pattern, maybe failed
sysctl -w kernel.core_pattern=/corefile/core-$FQDN-%e-%p >/dev/null >&1
set -e
# if dnode has been created or has mnode ep set or the host is first ep or not for cluster, just start.
if [ -f "$DATA_DIR/dnode/dnode.json" ] ||
[ -f "$DATA_DIR/dnode/mnodeEpSet.json" ] ||
[ "$TAOS_FQDN" = "$FIRST_EP_HOST" ]; then
$@ &
# others will first wait the first ep ready.
else
if [ "$TAOS_FIRST_EP" = "" ]; then
echo "run TDengine with single node."
$@ &
fi
while true; do
es=$(taos -h $FIRST_EP_HOST -P $FIRST_EP_PORT --check | grep "^[0-9]*:")
echo ${es}
if [ "${es%%:*}" -eq 2 ]; then
echo "execute create dnode"
taos -h $FIRST_EP_HOST -P $FIRST_EP_PORT -s "create dnode \"$FQDN:$SERVER_PORT\";"
break
fi
sleep 1s
done
if ps aux | grep -v grep | grep -v entrypoint.sh | grep taosd > /dev/null; then
echo "TDengine is running"
else
$@ &
fi
fi
if [ "$DISABLE_ADAPTER" = "0" ]; then
which taosadapter >/dev/null && taosadapter &
# wait for 6041 port ready
for _ in $(seq 1 20); do
nc -z localhost 6041 && break
sleep 0.5
done
fi
if [ "$DISABLE_KEEPER" = "0" ]; then
sleep 3
which taoskeeper >/dev/null && taoskeeper &
# wait for 6043 port ready
for _ in $(seq 1 20); do
nc -z localhost 6043 && break
sleep 0.5
done
fi
which taos-explorer >/dev/null && taos-explorer
# wait for 6060 port ready
for _ in $(seq 1 20); do
nc -z localhost 6060 && break
sleep 0.5
done
apiVersion: v1
kind: Service
metadata:
name: “taosd”
labels:
app: “tdengine”
spec:
ports:
TZ for timezone settings, we recommend to always set it.
name: TZ
value: “Asia/Shanghai”
Environment variables with prefix TAOS_ will be parsed and converted into corresponding parameter in taos.cfg. For example, serverPort in taos.cfg should be configured by TAOS_SERVER_PORT when using K8S to deploy
