mirror of
https://github.com/apache/nuttx.git
synced 2026-06-07 09:18:00 +08:00
Kconfig updated + NFS update
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4646 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
+388
-26
@@ -5,6 +5,14 @@
|
||||
* Copyright (C) 2012 Jose Pablo Rojas Vargas. All rights reserved.
|
||||
* Author: Jose Pablo Rojas Vargas <jrojas@nx-engineering.com>
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||||
*
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||||
* Some of the content of this file was leveraged from OpenBSD:
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||||
*
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||||
* Copyright (c) 1989, 1993, 1995
|
||||
* The Regents of the University of California. All rights reserved.
|
||||
*
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||||
* This code is derived from software contributed to Berkeley by
|
||||
* Rick Macklem at The University of Guelph.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
@@ -12,25 +20,23 @@
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in
|
||||
* the documentation and/or other materials provided with the
|
||||
* distribution.
|
||||
* 3. Neither the name NuttX nor the names of its contributors may be
|
||||
* used to endorse or promote products derived from this software
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. Neither the name of the University nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
||||
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
||||
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
||||
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
||||
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
||||
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
||||
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
* POSSIBILITY OF SUCH DAMAGE.
|
||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*
|
||||
****************************************************************************/
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||||
|
||||
@@ -45,28 +51,384 @@
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* Pre-processor Definitions
|
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****************************************************************************/
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||||
|
||||
#define NFS_TICKINTVL 5 /* Desired time for a tick (msec) */
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||||
#define NFS_HZ (CLOCKS_PER_SEC / nfs_ticks) /* Ticks/sec */
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||||
#define NFS_TIMEO (1 * NFS_HZ) /* Default timeout = 1 second */
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#define NFS_MINTIMEO (1 * NFS_HZ) /* Min timeout to use */
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#define NFS_MAXTIMEO (60 * NFS_HZ) /* Max timeout to backoff to */
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#define NFS_MINIDEMTIMEO (5 * NFS_HZ) /* Min timeout for non-idempotent ops */
|
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#define NFS_TIMEOUTMUL 2 /* Timeout/Delay multiplier */
|
||||
#define NFS_MAXREXMIT 100 /* Stop counting after this many */
|
||||
#define NFS_RETRANS 10 /* Num of retrans for soft mounts */
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#define NFS_MAXGRPS 16 /* Max. size of groups list */
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||||
#define NFS_MINATTRTIMO 5 /* Attribute cache timeout in sec */
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#define NFS_MAXATTRTIMO 60
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#define NFS_WSIZE 8192 /* Def. write data size <= 8192 */
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#define NFS_RSIZE 8192 /* Def. read data size <= 8192 */
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#define NFS_READDIRSIZE 8192 /* Def. readdir size */
|
||||
#define NFS_DEFRAHEAD 1 /* Def. read ahead # blocks */
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#define NFS_MAXRAHEAD 4 /* Max. read ahead # blocks */
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#define NFS_MAXASYNCDAEMON 20 /* Max. number async_daemons runable */
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/* Ideally, NFS_DIRBLKSIZ should be bigger, but I've seen servers with
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* broken NFS/ethernet drivers that won't work with anything bigger (Linux..)
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*/
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||||
#define NFS_DIRBLKSIZ 1024 /* Must be a multiple of DIRBLKSIZ */
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#define NFS_READDIRBLKSIZ 512 /* Size of read dir blocks. XXX */
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||||
|
||||
/* Oddballs */
|
||||
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||||
#define NFS_CMPFH(n, f, s) \
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((n)->n_fhsize == (s) && !bcmp((void *)(n)->n_fhp, (void *)(f), (s)))
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||||
#define NFS_ISV3(i) (VFSTONFS((i)->f_inode)->nm_flag & NFSMNT_NFSV3)
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#define NFS_SRVMAXDATA(n) \
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(((n)->nd_flag & ND_NFSV3) ? (((n)->nd_nam2) ? \
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NFS_MAXDGRAMDATA : NFS_MAXDATA) : NFS_V2MAXDATA)
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||||
/* sys/malloc.h needs M_NFSDIROFF, M_NFSRVDESC and M_NFSBIGFH added. */
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||||
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||||
#ifndef M_NFSRVDESC
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# define M_NFSRVDESC M_TEMP
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#endif
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#ifndef M_NFSDIROFF
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# define M_NFSDIROFF M_TEMP
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||||
#endif
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#ifndef M_NFSBIGFH
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# define M_NFSBIGFH M_TEMP
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#endif
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||||
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||||
/* The B_INVAFTERWRITE flag should be set to whatever is required by the
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||||
* buffer cache code to say "Invalidate the block after it is written back".
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||||
*/
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||||
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||||
#define B_INVAFTERWRITE B_INVAL
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||||
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||||
/* Flags for nfssvc() system call. */
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#define NFSSVC_BIOD 0x002
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#define NFSSVC_NFSD 0x004
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#define NFSSVC_ADDSOCK 0x008
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#define NFSSVC_AUTHIN 0x010
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#define NFSSVC_GOTAUTH 0x040
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#define NFSSVC_AUTHINFAIL 0x080
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#define NFSSVC_MNTD 0x100
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||||
/* fs.nfs sysctl(3) identifiers */
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||||
#define NFS_NFSSTATS 1 /* struct: struct nfsstats */
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||||
#define NFS_NIOTHREADS 2 /* number of i/o threads */
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#define NFS_MAXID 3
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||||
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||||
#define FS_NFS_NAMES { \
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{ 0, 0 }, \
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||||
{ "nfsstats", CTLTYPE_STRUCT }, \
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||||
{ "iothreads", CTLTYPE_INT } \
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||||
}
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||||
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||||
#define NFSINT_SIGMASK (sigmask(SIGINT)|sigmask(SIGTERM)|sigmask(SIGKILL)| \
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||||
sigmask(SIGHUP)|sigmask(SIGQUIT))
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||||
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||||
/* Socket errors ignored for connectionless sockets??
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||||
* For now, ignore them all
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||||
*/
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||||
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||||
#define NFSIGNORE_SOERROR(s, e) \
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||||
((e) != EINTR && (e) != ERESTART && (e) != EWOULDBLOCK && \
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||||
((s) & PR_CONNREQUIRED) == 0)
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||||
|
||||
/* Flag values for r_flags */
|
||||
|
||||
#define R_TIMING 0x01/* timing request (in mntp) */
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||||
#define R_SENT 0x02/* request has been sent */
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||||
#define R_SOFTTERM 0x04/* soft mnt, too many retries */
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||||
#define R_INTR 0x08/* intr mnt, signal pending */
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||||
#define R_SOCKERR 0x10/* Fatal error on socket */
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||||
#define R_TPRINTFMSG 0x20/* Did a tprintf msg. */
|
||||
#define R_MUSTRESEND 0x40/* Must resend request */
|
||||
|
||||
/* On fast networks, the estimator will try to reduce the
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||||
* timeout lower than the latency of the server's disks,
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||||
* which results in too many timeouts, so cap the lower
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||||
* bound.
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||||
*/
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||||
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||||
#define NFS_MINRTO (NFS_HZ >> 2)
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||||
|
||||
/* Keep the RTO from increasing to unreasonably large values
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||||
* when a server is not responding.
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||||
*/
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||||
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||||
#define NFS_MAXRTO (20 * NFS_HZ)
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||||
|
||||
#define NFS_MAX_TIMER (NFS_WRITE_TIMER)
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#define NFS_INITRTT (NFS_HZ << 3)
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||||
|
||||
/* Bits for "ns_flag" */
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||||
|
||||
#define SLP_VALID 0x01/* connection is usable */
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||||
#define SLP_DOREC 0x02/* receive operation required */
|
||||
#define SLP_NEEDQ 0x04/* connection has data to queue from socket */
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||||
#define SLP_DISCONN 0x08/* connection is closed */
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||||
#define SLP_GETSTREAM 0x10/* extracting RPC from TCP connection */
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#define SLP_LASTFRAG 0x20/* last fragment received on TCP connection */
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||||
#define SLP_ALLFLAGS 0xff/* convenience */
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||||
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||||
#define SLP_INIT 0x01/* NFS data undergoing initialization */
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#define SLP_WANTINIT 0x02/* thread waiting on NFS initialization */
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||||
|
||||
/* Bits for "nfsd_flag" */
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||||
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||||
#define NFSD_WAITING 0x01
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#define NFSD_REQINPROG 0x02
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#define NFSD_NEEDAUTH 0x04
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||||
#define NFSD_AUTHFAIL 0x08
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||||
|
||||
/* Bits for "nd_flag" */
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||||
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#define ND_NFSV3 0x08
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#define NFSD_CHECKSLP 0x01
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|
||||
/* NFS mount option flags */
|
||||
|
||||
#define NFSMNT_SOFT 0x00000001 /* soft mount (hard is default) */
|
||||
#define NFSMNT_WSIZE 0x00000002 /* set write size */
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||||
#define NFSMNT_RSIZE 0x00000004 /* set read size */
|
||||
#define NFSMNT_TIMEO 0x00000008 /* set initial timeout */
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#define NFSMNT_RETRANS 0x00000010 /* set number of request retries */
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#define NFSMNT_MAXGRPS 0x00000020 /* set maximum grouplist size */
|
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#define NFSMNT_INT 0x00000040 /* allow interrupts on hard mount */
|
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#define NFSMNT_NOCONN 0x00000080 /* Don't Connect the socket */
|
||||
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||||
/* 0x100 free, was NFSMNT_NQNFS */
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#define NFSMNT_NFSV3 0x00000200 /* Use NFS Version 3 protocol */
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||||
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||||
/* 0x400 free, was NFSMNT_KERB */
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#define NFSMNT_DUMBTIMR 0x00000800 /* Don't estimate rtt dynamically */
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/* 0x1000 free, was NFSMNT_LEASETERM */
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#define NFSMNT_READAHEAD 0x00002000 /* set read ahead */
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#define NFSMNT_DEADTHRESH 0x00004000 /* set dead server retry thresh */
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#define NFSMNT_RESVPORT 0x00008000 /* Allocate a reserved port */
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#define NFSMNT_RDIRPLUS 0x00010000 /* Use Readdirplus for V3 */
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#define NFSMNT_READDIRSIZE 0x00020000 /* Set readdir size */
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#define NFSMNT_ACREGMIN 0x00040000
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#define NFSMNT_ACREGMAX 0x00080000
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||||
#define NFSMNT_ACDIRMIN 0x00100000
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#define NFSMNT_ACDIRMAX 0x00200000
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#define NFSMNT_NOLOCKD 0x00400000 /* Locks are local */
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||||
#define NFSMNT_NFSV4 0x00800000 /* Use NFS Version 4 protocol */
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#define NFSMNT_HASWRITEVERF 0x01000000 /* NFSv4 Write verifier */
|
||||
#define NFSMNT_GOTFSINFO 0x00000004 /* Got the V3 fsinfo */
|
||||
#define NFSMNT_INTERNAL 0xfffc0000 /* Bits set internally */
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||||
#define NFSMNT_NOAC 0x00080000 /* Turn off attribute cache */
|
||||
|
||||
#define NFS_ARGSVERSION 3 /* change when nfs_args changes */
|
||||
#define NFS_NPROCS 23
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#define NFS_MAXFHSIZE 64
|
||||
|
||||
/****************************************************************************
|
||||
* Type Definitions
|
||||
* Public Types
|
||||
****************************************************************************/
|
||||
|
||||
/* File Handle (32 bytes for version 2), variable up to 64 for version 3. */
|
||||
|
||||
union nfsfh
|
||||
{
|
||||
unsigned char fh_bytes[NFS_MAXFHSIZE];
|
||||
};
|
||||
typedef union nfsfh nfsfh_t;
|
||||
|
||||
#undef COMP
|
||||
#ifdef COMP
|
||||
/* Structures for the nfssvc(2) syscall.
|
||||
* Not that anyone besides nfsd(8) should ever use it.
|
||||
*/
|
||||
|
||||
struct nfsd_args
|
||||
{
|
||||
int sock; /* Socket to serve */
|
||||
void *name; /* Client addr for connection based sockets */
|
||||
int namelen; /* Length of name */
|
||||
};
|
||||
|
||||
struct nfsd_srvargs
|
||||
{
|
||||
struct nfsd *nsd_nfsd; /* Pointer to in kernel nfsd struct */
|
||||
uid_t nsd_uid; /* Effective uid mapped to cred */
|
||||
uint32_t nsd_haddr; /* IP address of client */
|
||||
int nsd_authlen; /* Length of auth string (ret) */
|
||||
unsigned char *nsd_authstr; /* Auth string (ret) */
|
||||
int nsd_verflen; /* and the verifier */
|
||||
unsigned char *nsd_verfstr;
|
||||
struct timeval nsd_timestamp; /* timestamp from verifier */
|
||||
uint32_t nsd_ttl; /* credential ttl (sec) */
|
||||
};
|
||||
#endif
|
||||
|
||||
/* Stats structure */
|
||||
|
||||
struct nfsstats
|
||||
{
|
||||
uint64_t attrcache_hits;
|
||||
uint64_t attrcache_misses;
|
||||
uint64_t lookupcache_hits;
|
||||
uint64_t lookupcache_misses;
|
||||
uint64_t direofcache_hits;
|
||||
uint64_t direofcache_misses;
|
||||
uint64_t biocache_reads;
|
||||
uint64_t read_bios;
|
||||
uint64_t read_physios;
|
||||
uint64_t biocache_writes;
|
||||
uint64_t write_bios;
|
||||
uint64_t write_physios;
|
||||
uint64_t biocache_readlinks;
|
||||
uint64_t readlink_bios;
|
||||
uint64_t biocache_readdirs;
|
||||
uint64_t readdir_bios;
|
||||
uint64_t rpccnt[NFS_NPROCS];
|
||||
uint64_t rpcretries;
|
||||
uint64_t srvrpccnt[NFS_NPROCS];
|
||||
uint64_t srvrpc_errs;
|
||||
uint64_t srv_errs;
|
||||
uint64_t rpcrequests;
|
||||
uint64_t rpctimeouts;
|
||||
uint64_t rpcunexpected;
|
||||
uint64_t rpcinvalid;
|
||||
uint64_t srvcache_inproghits;
|
||||
uint64_t srvcache_idemdonehits;
|
||||
uint64_t srvcache_nonidemdonehits;
|
||||
uint64_t srvcache_misses;
|
||||
uint64_t forcedsync;
|
||||
uint64_t srvnqnfs_leases;
|
||||
uint64_t srvnqnfs_maxleases;
|
||||
uint64_t srvnqnfs_getleases;
|
||||
uint64_t srvvop_writes;
|
||||
};
|
||||
|
||||
#ifdef COMP
|
||||
/* The set of signals the interrupt an I/O in progress for NFSMNT_INT mounts.
|
||||
* What should be in this set is open to debate, but I believe that since
|
||||
* I/O system calls on ufs are never interrupted by signals the set should
|
||||
* be minimal. My reasoning is that many current programs that use signals
|
||||
* such as SIGALRM will not expect file I/O system calls to be interrupted
|
||||
* by them and break.
|
||||
*/
|
||||
|
||||
/* Nfs outstanding request list element */
|
||||
|
||||
struct nfsmount;
|
||||
struct nfsreq
|
||||
{
|
||||
dq_entry_t r_chain;
|
||||
struct nfsmount *r_nmp;
|
||||
uint32_t r_xid;
|
||||
int r_flags; /* flags on request, see below */
|
||||
int r_rexmit; /* current retrans count */
|
||||
int r_timer; /* tick counter on reply */
|
||||
int r_procnum; /* NFS procedure number */
|
||||
int r_rtt; /* RTT for rpc */
|
||||
};
|
||||
|
||||
enum nfs_rto_timers
|
||||
{
|
||||
NFS_DEFAULT_TIMER,
|
||||
NFS_GETATTR_TIMER,
|
||||
NFS_LOOKUP_TIMER,
|
||||
NFS_READ_TIMER,
|
||||
NFS_WRITE_TIMER,
|
||||
};
|
||||
|
||||
/* Network address hash list element */
|
||||
|
||||
union nethostaddr
|
||||
{
|
||||
uint32_t had_inetaddr;
|
||||
};
|
||||
|
||||
struct nfssvc_sock
|
||||
{
|
||||
// TAILQ_ENTRY(nfssvc_sock) ns_chain; /* List of all nfssvc_sock's */
|
||||
struct file *ns_fp; /* fp from the... */
|
||||
struct socket *ns_so; /* ...socket this struct wraps */
|
||||
int ns_flag; /* socket status flags */
|
||||
int ns_solock; /* lock for connected socket */
|
||||
int ns_cc; /* actual chars queued */
|
||||
int ns_reclen; /* length of first queued record */
|
||||
uint32_t ns_sref; /* # of refs to this struct */
|
||||
};
|
||||
|
||||
/* One of these structures is allocated for each nfsd. */
|
||||
|
||||
struct nfsd
|
||||
{
|
||||
//TAILQ_ENTRY(nfsd) nfsd_chain; /* List of all nfsd's */
|
||||
int nfsd_flag; /* NFSD_ flags */
|
||||
struct nfssvc_sock *nfsd_slp; /* Current socket */
|
||||
struct nfsrv_descript *nfsd_nd; /* Associated nfsrv_descript */
|
||||
};
|
||||
|
||||
/* This structure is used by the server for describing each request. */
|
||||
|
||||
struct nfsrv_descript
|
||||
{
|
||||
unsigned int nd_procnum; /* RPC # */
|
||||
int nd_flag; /* nd_flag */
|
||||
int nd_repstat; /* Reply status */
|
||||
uint32_t nd_retxid; /* Reply xid */
|
||||
};
|
||||
#endif
|
||||
|
||||
/* Arguments to mount NFS */
|
||||
|
||||
struct nfs_args
|
||||
{
|
||||
uint8_t version; /* args structure version number */
|
||||
struct sockaddr *addr; /* file server address */
|
||||
//int addrlen; /* length of address */
|
||||
uint8_t sotype; /* Socket type */
|
||||
uint8_t proto; /* and Protocol */
|
||||
nfsfh_t fh; /* File handle to be mounted */
|
||||
int fhsize; /* Size, in bytes, of fh */
|
||||
int flags; /* flags */
|
||||
int wsize; /* write size in bytes */
|
||||
int rsize; /* read size in bytes */
|
||||
int readdirsize; /* readdir size in bytes */
|
||||
int timeo; /* initial timeout in .1 secs */
|
||||
int retrans; /* times to retry send */
|
||||
int maxgrouplist; /* Max. size of group list */
|
||||
int readahead; /* # of blocks to readahead */
|
||||
int leaseterm; /* Term (sec) of lease */
|
||||
int deadthresh; /* Retrans threshold */
|
||||
//char *hostname; /* server's name */
|
||||
int acregmin; /* cache attrs for reg files min time */
|
||||
int acregmax; /* cache attrs for reg files max time */
|
||||
int acdirmin; /* cache attrs for dirs min time */
|
||||
int acdirmax; /* cache attrs for dirs max time */
|
||||
};
|
||||
|
||||
|
||||
/****************************************************************************
|
||||
* Public Data
|
||||
****************************************************************************/
|
||||
|
||||
#ifdef __cplusplus
|
||||
/****************************************************************************
|
||||
* Public Function Prototypes
|
||||
****************************************************************************/
|
||||
#undef EXTERN
|
||||
#if defined(__cplusplus)
|
||||
#define EXTERN extern "C"
|
||||
extern "C" {
|
||||
#else
|
||||
#define EXTERN extern
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Public Function Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
#undef EXTERN
|
||||
#ifdef __cplusplus
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* __INCLUDE_NUTTX_FS_NFS_H */
|
||||
|
||||
#endif /* _NFS_NFS_H */
|
||||
|
||||
Reference in New Issue
Block a user