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OpenCloudOS-Kernel
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nfs4: clnt: respect noresvport when establishing connections to DSes 

result:

$ mount -o vers=4.1 dcache-lab007:/ /pnfs
$ cp /etc/profile /pnfs
tcp        0      0 131.169.185.68:1005     131.169.191.141:32049   ESTABLISHED
tcp        0      0 131.169.185.68:751      131.169.191.144:2049    ESTABLISHED
$

$ mount -o vers=4.1,noresvport dcache-lab007:/ /pnfs
$ cp /etc/profile /pnfs
tcp        0      0 131.169.185.68:34894    131.169.191.141:32049   ESTABLISHED
tcp        0      0 131.169.185.68:35722    131.169.191.144:2049    ESTABLISHED
$

Signed-off-by: Tigran Mkrtchyan <tigran.mkrtchyan@desy.de>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Tigran Mkrtchyan 2016-06-13 19:57:35 +02:00 committed by Trond Myklebust
parent d9c0ce0e45
commit 3fc75f1208
3 changed files with 7 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
fs/nfs/internal.h
View File

@ -186,7 +186,7 @@ extern struct nfs_server *nfs_clone_server(struct nfs_server *,
rpc_authflavor_t);
extern int nfs_wait_client_init_complete(const struct nfs_client *clp);
extern void nfs_mark_client_ready(struct nfs_client *clp, int state);
extern struct nfs_client *nfs4_set_ds_client(struct nfs_client* mds_clp,
extern struct nfs_client *nfs4_set_ds_client(struct nfs_server *mds_srv,
const struct sockaddr *ds_addr,
int ds_addrlen, int ds_proto,
unsigned int ds_timeo,

6
fs/nfs/nfs4client.c
View File

@ -844,12 +844,13 @@ error:
* low timeout interval so that if a connection is lost, we retry through
* the MDS.
*/
struct nfs_client *nfs4_set_ds_client(struct nfs_client* mds_clp,
struct nfs_client *nfs4_set_ds_client(struct nfs_server *mds_srv,
const struct sockaddr *ds_addr, int ds_addrlen,
int ds_proto, unsigned int ds_timeo, unsigned int ds_retrans,
u32 minor_version, rpc_authflavor_t au_flavor)
{
struct rpc_timeout ds_timeout;
struct nfs_client *mds_clp = mds_srv->nfs_client;
struct nfs_client_initdata cl_init = {
.addr = ds_addr,
.addrlen = ds_addrlen,
@ -868,6 +869,9 @@ struct nfs_client *nfs4_set_ds_client(struct nfs_client* mds_clp,
return ERR_PTR(-EINVAL);
cl_init.hostname = buf;
if (mds_srv->flags & NFS_MOUNT_NORESVPORT)
__set_bit(NFS_CS_NORESVPORT, &cl_init.init_flags);
/*
* Set an authflavor equual to the MDS value. Use the MDS nfs_client
* cl_ipaddr so as to use the same EXCHANGE_ID co_ownerid as the MDS

2
fs/nfs/pnfs_nfs.c
View File

@ -690,7 +690,7 @@ static int _nfs4_pnfs_v4_ds_connect(struct nfs_server *mds_srv,
dprintk("%s: DS %s: trying address %s\n",
__func__, ds->ds_remotestr, da->da_remotestr);
clp = nfs4_set_ds_client(mds_srv->nfs_client,
clp = nfs4_set_ds_client(mds_srv,
(struct sockaddr *)&da->da_addr,
da->da_addrlen, IPPROTO_TCP,
timeo, retrans, minor_version,