def file_read_write_mntpnt(mntpnt, fname):
fd = open('%s/%s' % (mntpnt, fname), "w")
data = 'test read write on nfs client'
fd.write(data)
fd.close()
out = run_cmd('cat %s/%s' % (mntpnt, fname))
if not verify_output(out, data):
log.error('FAIL: read/write on %s/%s' (mntpnt, fname))
return False
log.info('PASS: read/write on %s/%s' % (mntpnt, fname))
return True
def update_master_mapfile(mntpnt, mapfile, opts):
# Updating auto.master
fd = open('/etc/auto.master', "w")
data = mntpnt + ' ' + mapfile + ' ' + opts + '\n'
fd.write(data)
fd.close()
out = run_cmd('cat /etc/auto.master')
if not verify_output(out, '.*%s.*%s' % (mntpnt, mapfile)):
log.error('FAIL: /etc/auto.master update\n%s' % out)
return False
log.info('PASS: /etc/auto.master updated\n%s' % out)
return True
def update_test_mapfile(mapfile, mntpnt, opts, location):
# Updating auto.test
fd = open(mapfile, "w")
data = mntpnt + ' ' + opts + ' ' + location + '\n'
fd.write(data)
fd.close()
out = run_cmd('cat %s' % mapfile)
if not verify_output(out, '.*%s.*%s' % (mntpnt, location)):
log.error('FAIL: update %s\n%s' % (mapfile, out))
return False
log.info('PASS: %s updated\n%s' % (mapfile, out))
return True
def exportfs_nfs_server(dname):
run_cmd('mv /etc/exports /etc/exports.org', check_rc=False)
fd = open("/etc/exports", "w")
data = "%s *(rw,sync,no_root_squash,no_subtree_check,no_all_squash)\n" \
% dname
fd.write(data)
fd.close()
if not run_cmd('exportfs -ra'):
log.error('FAIL: export NFS server')
return False
out = run_cmd('exportfs')
if not verify_output(out, '%s.*world.*' % dname):
log.error('FAIL: export NFS server')
return False
log.info('PASS: %s - NFS server exported' % dname)
return True
def getloopdev(fstype, imgname):
run_cmd('dd if=/dev/zero of=/%s bs=1024 count=5000' % imgname)
ldev = run_cmd('losetup -f')
if not ldev:
log.error('FAIL: No unused loop device!')
return ''
if not run_cmd('losetup %s /%s' % (ldev, imgname)):
log.error('FAIL: associate %s with %s' % (ldev, imgname))
return ''
if not run_cmd('mkfs -t %s %s' % (fstype, ldev)):
log.error('FAIL: create %s on %s' % (fstype, ldev))
return ''
return ldev
def mount_nfs_server(dname, devname):
run_cmd('mkdir %s' % dname, check_rc=False)
if not run_cmd('mount -t ext3 %s %s' % (devname, dname)):
log.error('FAIL: mount %s on %s' % (devname, dname))
return False
return True
def test_autofs(request, check_kernconfigs, setup_test, fstype):
"""
Tests for kernel-based automount utility for NFS and local FS based on
ext3 & ext4. Also the timeout feature of autofs is also tested.
"""
mapfile = '/auto.test'
autofs_mntpnt = '/autofsmntpnt'
master_opts = '--timeout=20'
ltimeout = [10, 60, 300]
def cleanup():
imgs = ['nfsimg', 'ext3img', 'ext4img']
for img in imgs:
ldev = run_cmd("losetup -j /%s | cut -d ':' -f1" % img,
check_rc=False)
if img == 'nfsimg':
run_cmd('umount /nfs_server', check_rc=False)
run_cmd('rm -rf /nfs_server', check_rc=False)
if ldev:
run_cmd('losetup -d %s' % ldev, check_rc=False)
run_cmd('rm -rf /%s' % img, check_rc=False)
run_cmd('mv /etc/auto.master.org /etc/auto.master',
check_rc=False)
run_cmd('mv /etc/exports.org /etc/exports',
check_rc=False)
run_cmd('exportfs -ra', check_rc=False)
run_cmd('rm -rf %s' % autofs_mntpnt, check_rc=False)
run_cmd('rm -rf %s' % mapfile, check_rc=False)
run_cmd('/etc/init.d/autofs stop', check_rc=False)
request.addfinalizer(cleanup)
if 'nfs' in fstype:
ser_dname = '/nfs_server'
cli_dname = 'nfs_client'
test_opts = '-fstype=nfs,nolock'
location = '127.0.0.1:%s' % ser_dname
ser_fname = 'server_file'
nfs_cli_mntpnt = autofs_mntpnt + '/' + cli_dname
ldev = getloopdev('ext3', 'nfsimg')
assert ldev
assert mount_nfs_server(ser_dname, ldev)
assert exportfs_nfs_server(ser_dname)
assert update_test_mapfile(mapfile, cli_dname, test_opts, location)
assert update_master_mapfile(autofs_mntpnt, mapfile, master_opts)
assert start_autofs()
assert is_autofs_mounted(mapfile)
log.info('PASS: %s mounted as type autofs' % mapfile)
assert create_file_nfs_server(ser_dname, ser_fname)
log.info('PASS: %s/%s created on NFS server'
% (ser_dname, ser_fname))
if not file_on_mntpnt(nfs_cli_mntpnt, ser_fname):
log.error('FAIL: %s/%s: no such file on NFS client.'
% (nfs_cli_mntpnt, ser_fname))
log.info('PASS: %s/%s: exits on NFS client.'
% (nfs_cli_mntpnt, ser_fname))
assert file_read_write_mntpnt(nfs_cli_mntpnt, 'tempfile')
assert stop_autofs()
if file_on_mntpnt(nfs_cli_mntpnt, ser_fname, rc=False):
log.error('FAIL: %s still mounted after autofs stopped'
% nfs_cli_mntpnt)
assert False
log.info('PASS: %s: unmounted' % nfs_cli_mntpnt)
log.info('*************************************')
log.info('Testing for automount timeout feature')
log.info('*************************************')
for val in ltimeout:
master_opts = '--timeout=%s' % val
assert update_master_mapfile(autofs_mntpnt, mapfile, master_opts)
assert start_autofs()
log.info('sleeping for %d seconds' % val)
time.sleep(val + 20)
if run_cmd('ls %s | grep %s' % (autofs_mntpnt, cli_dname),
check_rc=False):
log.error('FAIL: %s still mounted after timeout %s seconds'
% (nfs_cli_mntpnt, val))
assert False
log.info('PASS: %s: unmounted after timeout %s seconds'
% (nfs_cli_mntpnt, val))
else:
img = fstype + 'img'
cli_dname = fstype + 'mnt'
test_opts = '-fstype=%s' % fstype
fs_mntpnt = autofs_mntpnt + '/' + cli_dname
ldev = getloopdev(fstype, img)
assert ldev
location = ':%s' % ldev
assert update_test_mapfile(mapfile, cli_dname, test_opts, location)
assert update_master_mapfile(autofs_mntpnt, mapfile, master_opts)
assert start_autofs()
assert is_autofs_mounted(mapfile)
log.info('PASS: %s mounted as type autofs' % mapfile)
assert file_read_write_mntpnt(fs_mntpnt, 'tempfile')
assert stop_autofs()
if file_on_mntpnt(fs_mntpnt, 'tempfile', rc=False):
log.error('FAIL: %s still mounted after autofs stopped'
% fs_mntpnt)
assert False
log.info('PASS: %s: unmounted' % fs_mntpnt)
log.info('*************************************')
log.info('Testing for automount timeout feature')
log.info('*************************************')
for val in ltimeout:
master_opts = '--timeout=%s' % val
assert update_master_mapfile(autofs_mntpnt, mapfile, master_opts)
assert start_autofs()
log.info('sleeping for %d seconds' % val)
time.sleep(val + 20)
if run_cmd('ls %s | grep %s' % (autofs_mntpnt, cli_dname),
check_rc=False):
log.error('FAIL: %s still mounted after timeout %s seconds'
% (fs_mntpnt, val))
assert False
log.info('PASS: %s: unmounted after timeout %s seconds'
% (fs_mntpnt, val))