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Add very uncorrect "suspend fs if server gets SIGUSR1" test for fs 

suspension (hey, it's a test file system after all .... )
This commit is contained in:
pooka 2007-01-26 23:02:05 +00:00
parent d83ed90176
commit f235a8d60c
2 changed files with 31 additions and 3 deletions
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23
share/examples/puffs/dtfs/dtfs.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: dtfs.c,v 1.14 2007/01/15 00:41:09 pooka Exp $ */
/* $NetBSD: dtfs.c,v 1.15 2007/01/26 23:02:05 pooka Exp $ */
/*
* Copyright (c) 2006 Antti Kantee. All Rights Reserved.
@ -39,6 +39,7 @@
#include <err.h>
#include <mntopts.h>
#include <puffs.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@ -52,6 +53,8 @@
#define FSNAME "dt"
#endif
static struct puffs_usermount *pu;
static void usage(void);
static void
@ -62,13 +65,23 @@ usage()
getprogname());
}
/*
* This is not perhaps entirely kosher, but this is test file system,
* so I'm really not concerned.
*/
static void
dosuspend(int v)
{
puffs_fs_suspend(pu);
}
int
main(int argc, char *argv[])
{
extern char *optarg;
extern int optind;
struct dtfs_mount dtm;
struct puffs_usermount *pu;
struct puffs_pathobj *po_root;
struct puffs_ops *pops;
mntoptparse_t mp;
@ -97,6 +110,8 @@ main(int argc, char *argv[])
/*NOTREACHED*/
}
}
if (pflags & PUFFS_FLAG_OPDUMP)
lflags |= PUFFSLOOP_NODAEMON;
argc -= optind;
argv += optind;
@ -108,6 +123,7 @@ main(int argc, char *argv[])
PUFFSOP_SET(pops, dtfs, fs, statvfs);
PUFFSOP_SETFSNOP(pops, unmount);
PUFFSOP_SETFSNOP(pops, sync);
PUFFSOP_SET(pops, dtfs, fs, suspend);
PUFFSOP_SET(pops, dtfs, node, lookup);
PUFFSOP_SET(pops, dtfs, node, getattr);
@ -131,6 +147,9 @@ main(int argc, char *argv[])
== NULL)
err(1, "mount");
if (signal(SIGUSR1, dosuspend) == SIG_ERR)
warn("cannot set suspend sighandler");
/* init & call puffs_start() */
if (dtfs_domount(pu) != 0)
errx(1, "dtfs_domount failed");

11
share/examples/puffs/dtfs/dtfs_vfsops.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: dtfs_vfsops.c,v 1.10 2007/01/15 00:41:09 pooka Exp $ */
/* $NetBSD: dtfs_vfsops.c,v 1.11 2007/01/26 23:02:05 pooka Exp $ */
/*
* Copyright (c) 2006 Antti Kantee. All Rights Reserved.
@ -141,3 +141,12 @@ dtfs_fs_statvfs(struct puffs_cc *pcc, struct statvfs *sbp, pid_t pid)
return 0;
}
#undef ROUND
void
dtfs_fs_suspend(struct puffs_cc *pcc, int status)
{
printf("suspend status %d\n", status);
if (status == 1)
sleep(3);
}