# HG changeset patch # User Deepti B. Kalakeri <deeptik@linux.vnet.ibm.com> # Date 1252697570 25200 # Node ID 083b2af038f14bf24b9117e048ae836b638ad711 # Parent 53b05fc42fbc04ce45eea4a09ad84881fbcf6d3e [TEST] Modifying common_util.py for netnfs. Modifying common_util.py to use existing nfs setup if configuring the new one fails. Tested with KVM and current sources on SLES11. Signed-off-by: Deepti B. Kalakeri <deeptik@linux.vnet.ibm.com> diff -r 53b05fc42fbc -r 083b2af038f1 suites/libvirt-cim/cimtest/ResourcePoolConfigurationService/08_CreateDiskResourcePool.py --- a/suites/libvirt-cim/cimtest/ResourcePoolConfigurationService/08_CreateDiskResourcePool.py Thu Sep 10 09:40:21 2009 -0400 +++ b/suites/libvirt-cim/cimtest/ResourcePoolConfigurationService/08_CreateDiskResourcePool.py Fri Sep 11 12:32:50 2009 -0700 @@ -66,13 +66,13 @@ if rev >= libvirt_netfs_pool_support and \ pool_type == dp_types['DISK_POOL_NETFS']: - status , src_mnt_dir, dir_mnt_dir = nfs_netfs_setup(server) + status , host_addr, src_mnt_dir, dir_mnt_dir = nfs_netfs_setup(server) if status != PASS: logger.error("Failed to get pool_attr for NETFS diskpool type") - return FAIL, pool_attr + return status, pool_attr + pool_attr['Host'] = host_addr pool_attr['SourceDirectory'] = src_mnt_dir - pool_attr['Host'] = server pool_attr['Path'] = dir_mnt_dir return PASS, pool_attr @@ -103,6 +103,7 @@ return SKIP status = FAIL + pool_attr = None # For now the test case support only the creation of # dir type disk pool, netfs later change to fs and disk pooltypes etc for key, value in dp_types.iteritems(): @@ -147,7 +148,7 @@ logger.error("Exception details: %s", details) if key == 'DISK_POOL_NETFS': netfs_cleanup(server, pool_attr) - return status + return FAIL return status diff -r 53b05fc42fbc -r 083b2af038f1 suites/libvirt-cim/lib/XenKvmLib/common_util.py --- a/suites/libvirt-cim/lib/XenKvmLib/common_util.py Thu Sep 10 09:40:21 2009 -0400 +++ b/suites/libvirt-cim/lib/XenKvmLib/common_util.py Fri Sep 11 12:32:50 2009 -0700 @@ -25,6 +25,8 @@ import random from time import sleep from tempfile import mkdtemp +from commands import getstatusoutput +from socket import gethostbyaddr from distutils.file_util import move_file from XenKvmLib.test_xml import * from XenKvmLib.test_doms import * @@ -517,20 +519,50 @@ return PASS -def clean_temp_files(server, src_dir_for_mnt, dest_dir_to_mnt): - cmd = "rm -rf %s %s" % (src_dir_for_mnt, dest_dir_to_mnt) +def check_existing_nfs(): + host_addr = src_dir = None + s, o = getstatusoutput("mount") + lines = o.splitlines() + for line in lines: + if "nfs" == line.split()[-2]: + addr, src_dir = line.split()[0].split(":") + host_addr = gethostbyaddr(addr)[0] + + return host_addr, src_dir + +def clean_temp_files(server, src_dir_for_mnt, dest_dir_to_mnt, cmd): rc, out = utils.run_remote(server, cmd) if rc != PASS: logger.error("Please delete %s %s if present on %s", src_dir_for_mnt, dest_dir_to_mnt, server) +def check_haddr_is_localhost(server, host_addr): + # This function is required to determine if setup a new nfs + # setup or using an old one. + new_nfs_server_setup = False + local_addr = gethostbyaddr(server) + if host_addr in local_addr: + new_nfs_server_setup = True + + return new_nfs_server_setup def netfs_cleanup(server, pool_attr): - src_dir = os.path.basename(pool_attr['SourceDirectory']) + src_dir = pool_attr['SourceDirectory'] dst_dir = pool_attr['Path'] + host_addr = pool_attr['Host'] + + # Determine if we are using existing nfs setup or configured a new one + new_nfs_server_setup = check_haddr_is_localhost(server, host_addr) + if new_nfs_server_setup == False: + cmd = "rm -rf %s " % (dst_dir) + else: + cmd = "rm -rf %s %s" % (src_dir, dst_dir) # Remove the temp dir created . - clean_temp_files(server, src_dir, dst_dir) + clean_temp_files(server, src_dir, dst_dir, cmd) + + if new_nfs_server_setup == False: + return # Restore the original exports file. if os.path.exists(back_exports_file): @@ -544,9 +576,8 @@ if rc != PASS: logger.error("Could not restart NFS server on '%s'" % server) -def netfs_config(server, nfs_server_bin): +def netfs_config(server, nfs_server_bin, dest_dir_to_mnt): src_dir_for_mnt = mkdtemp() - dest_dir_to_mnt = mkdtemp() try: # Backup the original exports file. @@ -572,23 +603,32 @@ except Exception, detail: logger.error("Exception details : %s", detail) - clean_temp_files(server, src_dir_for_mnt, dest_dir_to_mnt) - return FAIL, None, None + cmd = "rm -rf %s %s " % (src_dir_for_mnt,dest_dir_to_mnt) + clean_temp_files(server, src_dir_for_mnt, dest_dir_to_mnt, cmd) + return SKIP, None - return PASS, src_dir_for_mnt, dest_dir_to_mnt + return PASS, src_dir_for_mnt def nfs_netfs_setup(server): nfs_server_bin = get_nfs_bin(server) + dest_dir = mkdtemp() + # Before going ahead verify that nfs server is available on machine.. ret = nfs_config(server, nfs_server_bin) if ret != PASS: logger.error("Failed to configure NFS on '%s'", server) - return FAIL, None, None - - ret, src_dir, destr_dir = netfs_config(server, nfs_server_bin) - if ret != PASS: - logger.error("Failed to configure netfs on '%s'", server) - return FAIL, None, None - - return PASS, src_dir, destr_dir + logger.info("Trying to look for nfs mounted dir on '%s'...", server) + server, src_dir = check_existing_nfs() + if server == None or src_dir == None: + logger.error("No nfs mount information on '%s' ", server) + return SKIP, None, None, None + else: + return PASS, server, src_dir, dest_dir + else: + ret, src_dir = netfs_config(server, nfs_server_bin, dest_dir) + if ret != PASS: + logger.error("Failed to configure netfs on '%s'", server) + return ret, None, None, None + + return PASS, server, src_dir, dest_dir