def testGetLayout(t, env):
"""Verify layout handling
FLAGS: pnfs
CODE: GETLAYOUT1
"""
sess = env.c1.new_pnfs_client_session(env.testname(t))
blocksize = get_blocksize(sess, use_obj(env.opts.path))
# Create the file
res = create_file(sess, env.testname(t))
check(res)
# Get layout
fh = res.resarray[-1].object
open_stateid = res.resarray[-2].stateid
ops = [op.putfh(fh),
op.layoutget(False, LAYOUT4_BLOCK_VOLUME, LAYOUTIOMODE4_READ,
0, 0xffffffffffffffff, 4*blocksize, open_stateid, 0xffff)]
res = sess.compound(ops)
check(res)
# Parse opaque
for layout in res.resarray[-1].logr_layout:
if layout.loc_type == LAYOUT4_BLOCK_VOLUME:
p = BlockUnpacker(layout.loc_body)
opaque = p.unpack_pnfs_block_layout4()
p.done()
print opaque
def testLayoutReturnAll(t, env):
"""
Return all of a client's layouts
FLAGS: pnfs
DEPEND: GETLAYOUT1
CODE: LAYOUTRET3
"""
sess = env.c1.new_pnfs_client_session(env.testname(t))
blocksize = get_blocksize(sess, use_obj(env.opts.path))
# Create the file
res = create_file(sess, env.testname(t))
check(res)
# Get layout
fh = res.resarray[-1].object
open_stateid = res.resarray[-2].stateid
ops = [op.putfh(fh),
op.layoutget(False, LAYOUT4_BLOCK_VOLUME, LAYOUTIOMODE4_READ,
0, 0xffffffffffffffff, 4*blocksize, open_stateid, 0xffff)]
res = sess.compound(ops)
check(res)
# Return layout
ops = [op.layoutreturn(False, LAYOUT4_BLOCK_VOLUME, LAYOUTIOMODE4_ANY,
layoutreturn4(LAYOUTRETURN4_ALL))]
res = sess.compound(ops)
check(res)
def testEMCGetLayout(t, env):
"""Verify layout handling
Debugging test that looks for pre-existing file (server2fs1/dump.eth)
so we don't have to worry about creating a file.
FLAGS:
CODE: GETLAYOUT100
"""
sess = env.c1.new_pnfs_client_session(env.testname(t))
blocksize = get_blocksize(sess, use_obj(env.opts.path))
# Create the file
file = ["server2fs1", "dump.eth"]
res = open_file(sess, env.testname(t), file)
check(res)
# Get layout
fh = res.resarray[-1].object
stateid = res.resarray[-2].stateid
stateid.seqid = 0
ops = [op.putfh(fh),
op.layoutget(False, LAYOUT4_BLOCK_VOLUME, LAYOUTIOMODE4_READ,
0, 0xffffffffffffffff, 4*blocksize, stateid, 0xffff)]
res = sess.compound(ops)
check(res)
# Parse opaque
for layout in res.resarray[-1].logr_layout:
if layout.loc_type == LAYOUT4_BLOCK_VOLUME:
p = BlockUnpacker(layout.loc_body)
opaque = p.unpack_pnfs_block_layout4()
p.done()
print opaque
def testLayoutCommit(t, env):
"""
Do some commits
FLAGS: pnfs
CODE: LAYOUTCOMMIT1
"""
sess = env.c1.new_pnfs_client_session(env.testname(t))
blocksize = get_blocksize(sess, use_obj(env.opts.path))
# Create the file
res = create_file(sess, env.testname(t))
check(res)
# Get layout
fh = res.resarray[-1].object
open_stateid = res.resarray[-2].stateid
ops = [op.putfh(fh),
op.layoutget(False, LAYOUT4_BLOCK_VOLUME, LAYOUTIOMODE4_RW,
0, 4*blocksize, 4*blocksize, open_stateid, 0xffff)]
res = sess.compound(ops)
check(res)
layout_stateid = res.resarray[-1].logr_stateid
# Parse opaque
for layout in res.resarray[-1].logr_layout:
if layout.loc_type != LAYOUT4_BLOCK_VOLUME:
fail("Did not get Block layout")
p = BlockUnpacker(layout.loc_body)
opaque = p.unpack_pnfs_block_layout4()
p.done()
print opaque
final_extent = opaque.blo_extents[-1]
print final_extent
if final_extent.bex_state != PNFS_BLOCK_INVALID_DATA:
fail("Expected INVALID_DATA in extent")
# LAYOUTCOMMIT
final_extent.bex_state = PNFS_BLOCK_READWRITE_DATA
p = BlockPacker()
p.pack_pnfs_block_layoutupdate4(pnfs_block_layoutupdate4([final_extent]))
notime = newtime4(False)
ops = [op.putfh(fh),
op.layoutcommit(final_extent.bex_file_offset,
final_extent.bex_length,
False, layout_stateid,
newoffset4(True, 4 * blocksize - 1),
notime,
layoutupdate4(LAYOUT4_BLOCK_VOLUME, p.get_buffer()))]
res = sess.compound(ops)
check(res)
print res
