acelyc111 commented on code in PR #1369:
URL:
https://github.com/apache/incubator-pegasus/pull/1369#discussion_r1133935696
##########
scripts/downgrade_node.sh:
##########
@@ -20,37 +20,58 @@ set -e
PID=$$
-if [ $# -ne 4 ]
-then
+function usage()
+{
echo "This tool is for downgrading replicas of specified node."
- echo "USAGE: $0 <cluster-meta-list> <node> <app-name> <run|test>"
- echo " app-name = * means migrate all apps"
+ echo
+ echo "USAGE1: $0 <cluster-meta-list> <node> <app-name> <run|test>"
+ echo "USAGE2: $0 <shell-config-path> <node> <app-name> <run|test> -f"
+ echo "app-name = * means downgrade all apps"
+}
+
+if [ $# -ne 4 -a $# -ne 5 ]
+then
+ usage
exit 1
fi
pwd="$( cd "$( dirname "$0" )" && pwd )"
shell_dir="$( cd $pwd/.. && pwd )"
cd $shell_dir
-cluster=$1
+CONFIG_SPECIFIED=0
+if [ $# -eq 4 ]; then
+ cluster=$1
+elif [ "$5" == "-f" ]; then
+ CONFIG_SPECIFIED=1
+ config=$1
+else
+ usage
+ echo "ERROR: invalid option: $5"
+ exit 1
+fi
node=$2
app_name=$3
type=$4
if [ "$type" != "run" -a "$type" != "test" ]
then
+ usage
echo "ERROR: invalid type: $type"
- echo "USAGE: $0 <cluster-meta-list> <node> <app-name> <run|test>"
exit 1
fi
echo "UID=$UID"
echo "PID=$PID"
echo
-echo "set_meta_level steady" | ./run.sh shell --cluster $cluster
&>/tmp/$UID.$PID.pegasus.set_meta_level
-
-echo ls | ./run.sh shell --cluster $cluster &>/tmp/$UID.$PID.pegasus.ls
+if [ ${CONFIG_SPECIFIED} -eq 0 ]; then
Review Comment:
`CONFIG_SPECIFIED` can be replaced by `cluster`?
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