postgres もついでに。

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ps aux | grep post | grep -v grep | grep postmaster > /dev/null 2>&1
if [ ! $# ] ; then
    echo "Postmaster down ... "
    exit 1;
fi
ps aux | grep post | grep -v grep |grep "buffer" > /dev/null 2>&1
if [ ! $# ] ; then
    echo "Postmaster down ... "
    exit 1;
fi
ps aux | grep post | grep -v grep |grep "collector" > /dev/null 2>&1
if [ ! $# ] ; then
    echo "Postmaster down ... "
    exit 1;
fi
echo "database check is ok."

exit 0;
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