def remove(env):
"""Delete a vlmc Image
"""
name = env.get("name")
sys.stderr.write("Deleting '%s'\n" % name)
vlmc.remove(name=name)
return 0
rf = [getrandomfile(RANDOMSIZE)]
write_data(tmpvolume, mntdir, rf)
archipelago.restart(user=True)
read_data(tmpvolume, mntdir, rf)
#snapshot
snapname = gettempname(prefix="snapshot")
print "Snapshot ", tmpvolume, "to", snapname
snap = vlmc.snapshot(name=tmpvolume, snap_name=snapname)
clonedvolume = gettempname()
print "Cloning ", snapname, "to", clonedvolume
test_create(clonedvolume, snap=snapname)
except Exception as e:
print e
vlmc.remove(name=tmpvolume)
raise e
#create clone volume from snapshot
try:
rf1 = [getrandomfile(RANDOMSIZE)]
#write new data to old volume
write_data(tmpvolume, mntdir, rf1)
#read new data from old volume
read_data(tmpvolume, mntdir, rf1)
#read old data from new volume
read_data(clonedvolume, mntdir, rf)
rf2 = [getrandomfile(RANDOMSIZE)]
#write new data2 to snapshot
write_data(clonedvolume, mntdir, rf2)
rf = [getrandomfile(RANDOMSIZE)]
write_data(tmpvolume, mntdir, rf)
archipelago.restart(user=True)
read_data(tmpvolume, mntdir, rf)
#snapshot
snapname=gettempname(prefix="snapshot")
print "Snapshot ", tmpvolume, "to", snapname
snap = vlmc.snapshot(name=tmpvolume, snap_name=snapname)
clonedvolume=gettempname()
print "Cloning ", snapname, "to", clonedvolume
test_create(clonedvolume, snap=snapname)
except Exception as e:
print e
vlmc.remove(name=tmpvolume)
raise e
#create clone volume from snapshot
try:
rf1 = [getrandomfile(RANDOMSIZE)]
#write new data to old volume
write_data(tmpvolume, mntdir, rf1)
#read new data from old volume
read_data(tmpvolume, mntdir, rf1)
#read old data from new volume
read_data(clonedvolume, mntdir, rf)
rf2 = [getrandomfile(RANDOMSIZE)]
#write new data2 to snapshot
write_data(clonedvolume, mntdir, rf2)