shell script - check mongod server is running

Question

I have a shell script to do some mongo db actions:

e.g. mongo testdb --eval \"db.dropDatabase()\"

BUT, if the mongod server is not running, I get:

Answer 1

this is what i run to check if mongod is up:

# this script checks if the mongod is running.
# if not, send mail
#

EMAILIST=dba@wherever



`ps -A | grep -q '[m]ongod'`

if [ "$?" -eq "0" ]; then
    exit 0
else
    echo "The mongod server SB2MDB01 is DOWN" | mailx \
    -s "Server DOWN: SB2MDB01" $EMAILIST
fi

exit 0