CSESS28: test too small maxrequestsize.
CSESS29: test a bug in nfsd by sending many bad backchannel request.
Signed-off-by: Kinglong Mee <kinglongmee@xxxxxxxxx>
---
nfs4.1/server41tests/st_create_session.py | 41 +++++++++++++++++++++++++++++++
1 file changed, 41 insertions(+)
diff --git a/nfs4.1/server41tests/st_create_session.py b/nfs4.1/server41tests/st_create_session.py
index 554aa5b..4579fdc 100644
--- a/nfs4.1/server41tests/st_create_session.py
+++ b/nfs4.1/server41tests/st_create_session.py
@@ -498,3 +498,44 @@ def testRepTooBigToCache(t, env):
sid = res.resarray[0].csr_sessionid
res = c.c.compound([op.sequence(sid, 1, 0, 0, True)])
check(res, NFS4ERR_REP_TOO_BIG_TO_CACHE)
+
+def testTooSmallMaxReq(t, env):
+ """If client selects a value for ca_maxrequestsize such that
+ a replier on a channel could never send a request,
+ server SHOULD return NFS4ERR_TOOSMALL
+
+ FLAGS: create_session all
+ CODE: CSESS28
+ """
+ c = env.c1.new_client(env.testname(t))
+ # CREATE_SESSION with too small ca_maxrequestsize
+ chan_attrs = channel_attrs4(0,20,8192,8192,128,8,[])
+ res = c.c.compound([op.create_session(c.clientid, c.seqid, 0,
+ chan_attrs, chan_attrs,
+ 123, [])], None)
+ check(res, NFS4ERR_TOOSMALL)
+
+def testDRCMemLeak(t, env):
+ """Test whether the replier put drc mem after checking back
+ channel attrs failed.
+
+ FLAGS: create_session all
+ CODE: CSESS29
+ """
+ c = env.c1.new_client(env.testname(t))
+ fchan_attrs = channel_attrs4(0,8192,8192,8192,128,8,[])
+ # CREATE_SESSION with too small ca_maxrequestsize and ca_maxops
+ bchan_attrs = channel_attrs4(0,10,8192,8192,128,1,[])
+
+ N = 10000 # number of clients to create, all will denied with TOOSMALL
+ for i in range(N):
+ res = c.c.compound([op.create_session(c.clientid, c.seqid, 0,
+ fchan_attrs, bchan_attrs,
+ 123, [])], None)
+ check(res, NFS4ERR_TOOSMALL)
+
+ bchan_attrs = channel_attrs4(0,8192,8192,8192,128,8,[])
+ res = c.c.compound([op.create_session(c.clientid, c.seqid, 0,
+ fchan_attrs, bchan_attrs,
+ 123, [])], None)
+ check(res, NFS4_OK)
--
1.8.4.2
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