2024-05-23 13:17:15 +00:00
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#!/usr/bin/bash
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2024-08-19 08:19:43 +00:00
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MYHOSTNAME=$(hostnamectl hostname --static)
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MYIP=$(ip -o route get to 8.8.8.8 | sed -n 's/.*src \([0-9.]\+\).*/\1/p')
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NFSVERS_LIST="4.2 4.1 4.0 3"
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echo "Setup..."
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cp /etc/exports /etc/exports.bak
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cp /etc/nfs.conf /etc/nfs.conf.bak
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mkdir -p /export_test /mnt_test
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echo "nfs_test" > /export_test/testfile
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systemctl start nfs-server
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echo "Check export and mount"
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echo "/export_test *(ro,insecure)" > /etc/exports
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exportfs -a
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showmount -e | grep -q export_test
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[ $? -ne 0 ] && echo "Failed to export nfs" && exit 1
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for VERS in $NFSVERS_LIST; do
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for SERV in $MYHOSTNAME $MYIP; do
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mount -t nfs -o vers=$VERS $SERV:/export_test /mnt_test
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[ $? -ne 0 ] && echo "Failed to mount" && exit 1
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cat /proc/mounts | grep -q mnt_test
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[ $? -ne 0 ] && echo "Failed to find" && exit 1
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umount /mnt_test
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done
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done
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echo "Check simple IO"
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exportfs -i -o rw,secure,no_root_squash *:/export_test
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showmount -e | grep -q export_test
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[ $? -ne 0 ] && echo "Failed to export nfs" && exit 1
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for VERS in $NFSVERS_LIST; do
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for SERV in $MYHOSTNAME $MYIP; do
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mount -o nfsvers=$VERS $SERV:/export_test /mnt_test
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[ $? -ne 0 ] && echo "Failed to mount" && exit 1
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cat /proc/mounts | grep -q mnt_test
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[ $? -ne 0 ] && echo "Failed to find" && exit 1
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cat /mnt_test/testfile | grep -q nfs_test
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[ $? -ne 0 ] && echo "Failed to read" && exit 1
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date >> /mnt_test/testfile 2>/dev/null
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[ $? -ne 0 ] && echo "Failed to write" && exit 1
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umount /mnt_test
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done
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done
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echo "Check nfs negotiation"
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echo -e "[nfsd]\n vers3=y\n vers4=n" > /etc/nfs.conf
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systemctl restart nfs-server
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showmount -e | grep -q export_test
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[ $? -ne 0 ] && echo "Failed to export nfs" && exit 1
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for SERV in $MYHOSTNAME $MYIP; do
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mount.nfs4 $SERV:/export_test /mnt_test >/dev/null 2>&1
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[ $? -eq 0 ] && echo "All v4 disabled but mounted" && exit 1
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mount.nfs $SERV:/export_test /mnt_test
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[ $? -ne 0 ] && echo "Failed to fallback" && exit 1
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cat /proc/mounts | grep -q mnt_test
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[ $? -ne 0 ] && echo "Failed to find" && exit 1
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umount /mnt_test
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done
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echo "Success"
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echo "Cleanup..."
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exportfs -ua
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showmount -e | grep -q export_test
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[ $? -eq 0 ] && echo "Failed to unexport nfs" && exit 1
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systemctl stop nfs-server
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cp /etc/nfs.conf.bak /etc/nfs.conf
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cp /etc/exports.bak /etc/exports
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rm -rf /export_test /mnt_test
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exit 0
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