示例#1
0
int main(int argc, char *argv[])
{
    struct fuse_args args = FUSE_ARGS_INIT(argc, argv);
    char *mountpoint;
    int err = -1;
    int fd;

    if (fuse_parse_cmdline(&args, &mountpoint, NULL, NULL) != -1 &&
        (fd = fuse_mount(mountpoint, &args)) != -1) {
        struct fuse_session *se;

        se = fuse_lowlevel_new(&args, &hello_ll_oper, sizeof(hello_ll_oper),
                               NULL);
        if (se != NULL) {
            if (fuse_set_signal_handlers(se) != -1) {
                struct fuse_chan *ch = fuse_kern_chan_new(fd);
                if (ch != NULL) {
                    fuse_session_add_chan(se, ch);
                    err = fuse_session_loop(se);
                }
                fuse_remove_signal_handlers(se);
            }
            fuse_session_destroy(se);
        }
        close(fd);
    }
    fuse_unmount(mountpoint);
    fuse_opt_free_args(&args);

    return err ? 1 : 0;
}
示例#2
0
int
zfsslash2_init(void)
{
	struct pscfs_args args = PSCFS_ARGS_INIT(0, NULL);
	extern struct fuse_lowlevel_ops pscfs_fuse_ops;
	extern struct fuse_session *fuse_session;
	extern struct pollfd pflfs_fds[];
	extern int newfs_fd[2], pflfs_nfds;
	extern char *fuse_mount_options;
	int rc;

	if (pfl_systemf("umount %s", _PATH_KSTAT) == -1)
		psclog_warn("umount %s", _PATH_KSTAT);

	if (pipe(newfs_fd) == -1)
		psc_fatal("pipe");

	pflfs_fds[0].fd = newfs_fd[0];
	pflfs_fds[0].events = POLLIN;
	pflfs_nfds = 1;

	fuse_session = fuse_lowlevel_new(&args.pfa_av, &pscfs_fuse_ops,
	    sizeof(pscfs_fuse_ops), NULL);

	pscthr_init(SLMTHRT_ZFS_KSTAT, slmzfskstatmthr_main, 0,
	    "slmzfskstatmthr");

	fuse_mount_options = "";
	rc = libzfs_init_fusesocket();
	if (rc == 0)
		rc = libzfs_init();
	atexit(slm_unmount_kstat);
	return (rc);
}
示例#3
0
// Do a mount for helper_thread()
static void helper_thread_mount(mount_t * m)
{
	Dprintf("%s(\"%s\")\n", __FUNCTION__, m->fstitch_path);

	if ((m->channel_fd = fuse_mount(m->mountpoint, &m->args)) == -1)
	{
		fprintf(stderr, "%s(): fuse_mount(\"%s\") failed. (Does the mountpoint exist?)\n", __FUNCTION__, m->mountpoint);
		return;
	}

	if (!(m->session = fuse_lowlevel_new(&m->args, ops, ops_len, m)))
	{
		fprintf(stderr, "%s(): fuse_lowlevel_new() failed\n", __FUNCTION__);
		return;
	}

	if (!(m->channel = fuse_kern_chan_new(m->channel_fd)))
	{
		fprintf(stderr, "%s(): fuse_kern_chan_new() failed\n", __FUNCTION__);
		return;
	}

	fuse_session_add_chan(m->session, m->channel);

	if (fuse_chan_bufsize(m->channel) != fuse_serve_mount_chan_bufsize())
		fprintf(stderr, "bufsizes differ!\n");

	m->mounted = 1;

	printf("Mounted \"%s\" from %s\n", m->fstitch_path, modman_name_cfs(m->cfs));
}
示例#4
0
int cdfs_options_output_proc(void *data, const char *arg, int key, struct fuse_args *outargs)
{
	(void) arg;
	(void) data;

	switch (key) {
	case KEY_HELP:
		usage(outargs->argv[0], stdout);
		printf(
		"General options:\n"
		"    -o opt,[opt...]        mount options\n"
		"    -h   --help            print help\n"
		"    -V   --version         print version\n"
		"    -d   -o debug          enable debug output (implies -f)\n"
		"    -f                     foreground operation\n"
		"\n"
		"cdfs options:\n"
		"    -o device=DEVICE                      	device to use (like /dev/sr0)\n"
		"    -o cache-directory=DIR                     directory to store cached files\n"
		"    -o progressfifo=FILE                       fifo ro write cdrom read progress to\n"
		"    -o logging=NUMBER                          set loglevel (0=no logging)\n"
		"    -o cachebackend=none[default],sqlite       backend to store cache info\n"
		"    -o readaheadpolicy=none/piece/whole        policy for readahead\n"
		"    -o hashprogram=md5sum/sha1sum/..           program to compute hash, default md5sum\n"
		"    -o discid                                  path write the discid to, default cache-directory\n"
		"\n"
		"FUSE options:\n");
		fflush(stdout);
		dup2(1, 2);
		fuse_opt_add_arg(outargs, "--help");
		fuse_mount(NULL, outargs);
		fuse_lowlevel_new(outargs, NULL, 0, NULL);
		exit(0);
	case KEY_VERSION:
		printf("xmpfs version %s\n", PACKAGE_VERSION);
		fflush(stdout);
		dup2(1, 2);
		fuse_opt_add_arg(outargs, "--version");
		fuse_parse_cmdline(outargs, NULL, NULL, NULL);
		fuse_lowlevel_new(outargs, NULL, 0, NULL);
		exit(0);
	}
	return 1;
}
示例#5
0
文件: fuse_lfs.c 项目: Theophilus/ffs
int main(int argc, char *argv[]){
  // Initialize an empty argument list                                                  
  struct fuse_args mountpt = FUSE_ARGS_INIT(0, NULL);
  // add program and mountpoint                                   
  fuse_opt_add_arg(&mountpt, argv[0]);
  fuse_opt_add_arg(&mountpt, argv[1]);
  //fuse_opt_add_arg(&mountpt, argv[2]);// for debug                            
  //fuse_opt_add_arg(&mountpt, argv[3]);// for debug                   

  log_file_path= argv[2];
  fs_size=atoi(argv[3])*1000000;
  num_blocks=fs_size/block_size;
  if(num_blocks < 1000){
    free_space =block_size;
  }else
  free_space=block_size*4;

  dictionary= malloc(num_blocks*sizeof(int));
  log_fp = fopen (log_file_path,"a+");
  if (log_fp == NULL) {
    printf ("Data file could not be opened\n");
    return 1;
  }
  initialize_dictionary();
  mount=time(NULL);

  struct fuse_args args = FUSE_ARGS_INIT(mountpt.argc, mountpt.argv);
  struct fuse_chan *ch;
  char *mountpoint;
  int err = -1;
  if (fuse_parse_cmdline(&args, &mountpoint, NULL, NULL) != -1 &&
      (ch = fuse_mount(mountpoint, &args)) != NULL) {
    struct fuse_session *se;
    se = fuse_lowlevel_new(&args, &lfs_ll_oper,
			   sizeof(lfs_ll_oper), NULL);
    if (se != NULL) {
      if (fuse_set_signal_handlers(se) != -1) {
	fuse_session_add_chan(se, ch);
	/* Block until ctrl+c or fusermount -u */
	err = fuse_session_loop(se);
	fuse_remove_signal_handlers(se);
	fuse_session_remove_chan(ch);
      }
      fuse_session_destroy(se);
      unmount=time(NULL);
      write_stats();
    }
    fuse_unmount(mountpoint, ch);
  }
  fuse_opt_free_args(&args);
  free(dictionary);
  fclose(log_fp);
  return err ? 1 : 0;

}
示例#6
0
static int mount_root(int argc, char ** argv)
{
	Dprintf("%s()\n", __FUNCTION__);

	if (!(root = calloc(1, sizeof(*root))))
		return -ENOMEM;

	// We can't use FUSE_ARGS_INIT() here so assert we are initing the
	// whole structure
	static_assert(sizeof(root->args) == sizeof(argc) + sizeof(argv) + sizeof(int));
	root->args.argc = argc;
	root->args.argv = argv;
	root->args.allocated = 0;

	if (!(root->fstitch_path = strdup("")))
		return -ENOMEM;

	if (!(root->parents = hash_map_create()))
		return -ENOMEM;

	root->cfs = NULL; // set later via fuse_serve_mount_set_root()

	if (fuse_parse_cmdline(&root->args, &root->mountpoint, NULL, NULL) == -1)
	{
		fprintf(stderr, "%s(): fuse_parse_cmdline() failed\n", __FUNCTION__);
		return -1;
	}

	if ((root->channel_fd = fuse_mount(root->mountpoint, &root->args)) == -1)
	{
		fprintf(stderr, "%s():%d: fuse_mount(\"%s\") failed\n", __FUNCTION__, __LINE__, root->mountpoint);
		return -1;
	}

	if (!(root->session = fuse_lowlevel_new(&root->args, ops, ops_len, root)))
	{
		fprintf(stderr, "%s(): fuse_lowlevel_new() failed\n", __FUNCTION__);
		return -1;
	}

	if (!(root->channel = fuse_kern_chan_new(root->channel_fd)))
	{
		fprintf(stderr, "%s(): fuse_kern_chan_new() failed\n", __FUNCTION__);
		return -1;
	}

	fuse_session_add_chan(root->session, root->channel);

	mounts_insert(root);

	root->mounted = 1;

	return 0;
}
示例#7
0
文件: fuse.c 项目: zmike/compiz
static Bool
fuseInitDisplay(CompPlugin *p,
                CompDisplay *d)
{
   FuseDisplay *fd;
   struct sigaction sa;

   if (!checkPluginABI("core", CORE_ABIVERSION))
     return FALSE;

   memset(&sa, 0, sizeof (struct sigaction));

   sa.sa_handler = SIG_IGN;
   sigemptyset(&sa.sa_mask);
   sa.sa_flags = 0;

   if (sigaction(SIGPIPE, &sa, NULL) == -1)
     return FALSE;

   fd = malloc(sizeof (FuseDisplay));
   if (!fd)
     return FALSE;

   if (!compInitDisplayOptionsFromMetadata(d,
                                           &fuseMetadata,
                                           fuseDisplayOptionInfo,
                                           fd->opt,
                                           FUSE_DISPLAY_OPTION_NUM))
     {
        free(fd);
        return FALSE;
     }

   fd->session = fuse_lowlevel_new(NULL,
                                   &compiz_ll_oper, sizeof (compiz_ll_oper),
                                   (void *)d);
   if (!fd->session)
     {
        compFiniDisplayOptions(d, fd->opt, FUSE_DISPLAY_OPTION_NUM);
        free(fd);
        return FALSE;
     }

   fd->watchFdHandle = 0;
   fd->channel = NULL;
   fd->buffer = NULL;
   fd->mountPoint = NULL;

   d->base.privates[displayPrivateIndex].ptr = fd;

   fuseMount(d);

   return TRUE;
}
struct fuse_session *fuse_lowlevel_new_compat(const char *opts,
				const struct fuse_lowlevel_ops_compat *op,
				size_t op_size, void *userdata)
{
	struct fuse_session *se;
	struct fuse_args args = FUSE_ARGS_INIT(0, NULL);

	if (opts &&
	    (fuse_opt_add_arg(&args, "") == -1 ||
	     fuse_opt_add_arg(&args, "-o") == -1 ||
	     fuse_opt_add_arg(&args, opts) == -1)) {
		fuse_opt_free_args(&args);
		return NULL;
	}
	se = fuse_lowlevel_new(&args, (const struct fuse_lowlevel_ops *) op,
			       op_size, userdata);
	fuse_opt_free_args(&args);

	return se;
}
示例#9
0
int
zfsslash2_init(void)
{
	struct pscfs_args args = PSCFS_ARGS_INIT(0, NULL);
	extern struct fuse_lowlevel_ops pscfs_fuse_ops;
	extern struct fuse_session *fuse_session;
	extern struct pollfd pscfs_fds[];
	extern int newfs_fd[2], pscfs_nfds;
	extern char *fuse_mount_options;
	char buf[BUFSIZ];
	int rc;

	rc = snprintf(buf, sizeof(buf), "umount %s", _PATH_KSTAT);
	if (rc == -1)
		psc_fatal("snprintf: umount %s", _PATH_KSTAT);
	if (rc >= (int)sizeof(buf))
		psc_fatalx("snprintf: umount %s: too long", _PATH_KSTAT);
	if (system(buf) == -1)
		psclog_warn("system(%s)", buf);

	if (pipe(newfs_fd) == -1)
		psc_fatal("pipe");

	pscfs_fds[0].fd = newfs_fd[0];
	pscfs_fds[0].events = POLLIN;
	pscfs_nfds = 1;

	fuse_session = fuse_lowlevel_new(&args.pfa_av, &pscfs_fuse_ops,
	    sizeof(pscfs_fuse_ops), NULL);

	pscthr_init(SLMTHRT_ZFS_KSTAT, slmzfskstatmthr_main, NULL, 0,
	    "slmzfskstatmthr");

	fuse_mount_options = "";
	rc = libzfs_init_fusesocket();
	if (rc == 0)
		rc = libzfs_init();
	atexit(slm_unmount_kstat);
	return (rc);
}
示例#10
0
int main(int argc, char *argv[])
{
	struct fuse_args args = FUSE_ARGS_INIT(argc, argv);
	struct fuse_chan *ch;
	char *mountpoint;
	int ret = -1;
	struct lo_data lo = { .debug = 0 };

	if (fuse_opt_parse(&args, &lo, lo_opts, NULL) == -1)
		exit(1);
	lo.root.next = lo.root.prev = &lo.root;
	lo.root.fd = open("/", O_PATH);
	lo.root.nlookup = 2;
	if (lo.root.fd == -1)
		err(1, "open(\"/\", O_PATH)");

	if (fuse_parse_cmdline(&args, &mountpoint, NULL, NULL) != -1 &&
	    (ch = fuse_mount(mountpoint, &args)) != NULL) {
		struct fuse_session *se;
		se = fuse_lowlevel_new(&args, &lo_oper, sizeof(lo_oper), &lo);
		if (se != NULL) {
			if (fuse_set_signal_handlers(se) != -1) {
				fuse_session_add_chan(se, ch);
				ret = fuse_session_loop(se);
				fuse_remove_signal_handlers(se);
				fuse_session_remove_chan(ch);
			}
			fuse_session_destroy(se);
		}
		fuse_unmount(mountpoint, ch);
		free(mountpoint);
	}
	fuse_opt_free_args(&args);

	while (lo.root.next != &lo.root)
		lo_free(lo.root.next);

	return ret ? 1 : 0;
}
示例#11
0
文件: main.c 项目: davies/moosefs
int mainloop(struct fuse_args *args,const char* mp,int mt,int fg) {
	struct fuse_session *se;
	struct fuse_chan *ch;
	struct rlimit rls;
	int piped[2];
	char s;
	int err;
	int i;
	md5ctx ctx;
	uint8_t md5pass[16];

	if (mfsopts.passwordask && mfsopts.password==NULL && mfsopts.md5pass==NULL) {
		mfsopts.password = getpass("MFS Password:");
	}
	if (mfsopts.password) {
		md5_init(&ctx);
		md5_update(&ctx,(uint8_t*)(mfsopts.password),strlen(mfsopts.password));
		md5_final(md5pass,&ctx);
		memset(mfsopts.password,0,strlen(mfsopts.password));
	} else if (mfsopts.md5pass) {
		uint8_t *p = (uint8_t*)(mfsopts.md5pass);
		for (i=0 ; i<16 ; i++) {
			if (*p>='0' && *p<='9') {
				md5pass[i]=(*p-'0')<<4;
			} else if (*p>='a' && *p<='f') {
				md5pass[i]=(*p-'a'+10)<<4;
			} else if (*p>='A' && *p<='F') {
				md5pass[i]=(*p-'A'+10)<<4;
			} else {
				fprintf(stderr,"bad md5 definition (md5 should be given as 32 hex digits)\n");
				return 1;
			}
			p++;
			if (*p>='0' && *p<='9') {
				md5pass[i]+=(*p-'0');
			} else if (*p>='a' && *p<='f') {
				md5pass[i]+=(*p-'a'+10);
			} else if (*p>='A' && *p<='F') {
				md5pass[i]+=(*p-'A'+10);
			} else {
				fprintf(stderr,"bad md5 definition (md5 should be given as 32 hex digits)\n");
				return 1;
			}
			p++;
		}
		if (*p) {
			fprintf(stderr,"bad md5 definition (md5 should be given as 32 hex digits)\n");
			return 1;
		}
		memset(mfsopts.md5pass,0,strlen(mfsopts.md5pass));
	}

	if (mfsopts.delayedinit) {
		fs_init_master_connection(mfsopts.bindhost,mfsopts.masterhost,mfsopts.masterport,mfsopts.meta,mp,mfsopts.subfolder,(mfsopts.password||mfsopts.md5pass)?md5pass:NULL,mfsopts.donotrememberpassword,1);
	} else {
		if (fs_init_master_connection(mfsopts.bindhost,mfsopts.masterhost,mfsopts.masterport,mfsopts.meta,mp,mfsopts.subfolder,(mfsopts.password||mfsopts.md5pass)?md5pass:NULL,mfsopts.donotrememberpassword,0)<0) {
			return 1;
		}
	}
	memset(md5pass,0,16);

	if (fg==0) {
		openlog(STR(APPNAME), LOG_PID | LOG_NDELAY , LOG_DAEMON);
	} else {
#if defined(LOG_PERROR)
		openlog(STR(APPNAME), LOG_PID | LOG_NDELAY | LOG_PERROR, LOG_USER);
#else
		openlog(STR(APPNAME), LOG_PID | LOG_NDELAY, LOG_USER);
#endif
	}

	i = mfsopts.nofile;
	while (1) {
		rls.rlim_cur = i;
		rls.rlim_max = i;
		if (setrlimit(RLIMIT_NOFILE,&rls)<0) {
			i /= 2;
			if (i<1000) {
				break;
			}
		} else {
			break;
		}
	}
	if (i != (int)(mfsopts.nofile)) {
		fprintf(stderr,"can't set open file limit to %d\n",mfsopts.nofile);
		if (i>=1000) {
			fprintf(stderr,"open file limit set to: %d\n",i);
		}
	}

	setpriority(PRIO_PROCESS,getpid(),mfsopts.nice);
#ifdef MFS_USE_MEMLOCK
	if (mfsopts.memlock) {
		rls.rlim_cur = RLIM_INFINITY;
		rls.rlim_max = RLIM_INFINITY;
		if (setrlimit(RLIMIT_MEMLOCK,&rls)<0) {
			mfsopts.memlock=0;
		}
	}
#endif

	piped[0] = piped[1] = -1;
	if (fg==0) {
		if (pipe(piped)<0) {
			fprintf(stderr,"pipe error\n");
			return 1;
		}
		err = fork();
		if (err<0) {
			fprintf(stderr,"fork error\n");
			return 1;
		} else if (err>0) {
			close(piped[1]);
			err = read(piped[0],&s,1);
			if (err==0) {
				s=1;
			}
			return s;
		}
		close(piped[0]);
		s=1;
	}


#ifdef MFS_USE_MEMLOCK
	if (mfsopts.memlock) {
		if (mlockall(MCL_CURRENT|MCL_FUTURE)==0) {
			syslog(LOG_NOTICE,"process memory was successfully locked in RAM");
		}
	}
#endif

/* glibc malloc tuning */
#ifdef MFS_USE_MALLOPT
	if (mfsopts.limitarenas) {
		if (!getenv("MALLOC_ARENA_MAX")) {
			syslog(LOG_NOTICE,"setting glibc malloc arena max to 8");
			mallopt(M_ARENA_MAX, mfsopts.limitarenas);
		}
		if (!getenv("MALLOC_ARENA_TEST")) {
			syslog(LOG_NOTICE,"setting glibc malloc arena test to 1");
			mallopt(M_ARENA_TEST, 1);
		}
	} else {
		syslog(LOG_NOTICE,"setting glibc malloc arenas turned off");
	}
#endif /* glibc malloc tuning */

	syslog(LOG_NOTICE,"monotonic clock function: %s",monotonic_method());
	syslog(LOG_NOTICE,"monotonic clock speed: %"PRIu32" ops / 10 mili seconds",monotonic_speed());

	conncache_init(200);
	chunkloc_cache_init();
	symlink_cache_init();
	negentry_cache_init(mfsopts.negentrycacheto);
//	dir_cache_init();
	fs_init_threads(mfsopts.ioretries);
	if (masterproxy_init(mfsopts.proxyhost)<0) {
		fs_term();
//		dir_cache_term();
		negentry_cache_term();
		symlink_cache_term();
		chunkloc_cache_term();
		return 1;
	}

//	fs_term();
//	negentry_cache_term();
//	symlink_cache_term();
//	chunkloc_cache_term();
//	return 1;

	if (mfsopts.meta==0) {
		csdb_init();
		delay_init();
		read_data_init(mfsopts.readaheadsize*1024*1024,mfsopts.readaheadleng,mfsopts.readaheadtrigger,mfsopts.ioretries);
		write_data_init(mfsopts.writecachesize*1024*1024,mfsopts.ioretries);
	}

 	ch = fuse_mount(mp, args);
	if (ch==NULL) {
		fprintf(stderr,"error in fuse_mount\n");
		if (piped[1]>=0) {
			if (write(piped[1],&s,1)!=1) {
				fprintf(stderr,"pipe write error\n");
			}
			close(piped[1]);
		}
		if (mfsopts.meta==0) {
			write_data_term();
			read_data_term();
			delay_term();
			csdb_term();
		}
		masterproxy_term();
		fs_term();
//		dir_cache_term();
		negentry_cache_term();
		symlink_cache_term();
		chunkloc_cache_term();
		return 1;
	}

	if (mfsopts.meta) {
		mfs_meta_init(mfsopts.debug,mfsopts.entrycacheto,mfsopts.attrcacheto);
		se = fuse_lowlevel_new(args, &mfs_meta_oper, sizeof(mfs_meta_oper), (void*)piped);
	} else {
		mfs_init(mfsopts.debug,mfsopts.keepcache,mfsopts.direntrycacheto,mfsopts.entrycacheto,mfsopts.attrcacheto,mfsopts.xattrcacheto,mfsopts.groupscacheto,mfsopts.mkdircopysgid,mfsopts.sugidclearmode,1,mfsopts.fsyncbeforeclose,mfsopts.noxattrs,mfsopts.noposixlocks,mfsopts.nobsdlocks); //mfsopts.xattraclsupport);
		se = fuse_lowlevel_new(args, &mfs_oper, sizeof(mfs_oper), (void*)piped);
	}
	if (se==NULL) {
		fuse_unmount(mp,ch);
		fprintf(stderr,"error in fuse_lowlevel_new\n");
		portable_usleep(100000);	// time for print other error messages by FUSE
		if (piped[1]>=0) {
			if (write(piped[1],&s,1)!=1) {
				fprintf(stderr,"pipe write error\n");
			}
			close(piped[1]);
		}
		if (mfsopts.meta==0) {
			write_data_term();
			read_data_term();
			delay_term();
			csdb_term();
		}
		masterproxy_term();
		fs_term();
//		dir_cache_term();
		negentry_cache_term();
		symlink_cache_term();
		chunkloc_cache_term();
		return 1;
	}

//	fprintf(stderr,"check\n");
	fuse_session_add_chan(se, ch);

	if (fuse_set_signal_handlers(se)<0) {
		fprintf(stderr,"error in fuse_set_signal_handlers\n");
		fuse_session_remove_chan(ch);
		fuse_session_destroy(se);
		fuse_unmount(mp,ch);
		if (piped[1]>=0) {
			if (write(piped[1],&s,1)!=1) {
				fprintf(stderr,"pipe write error\n");
			}
			close(piped[1]);
		}
		if (mfsopts.meta==0) {
			write_data_term();
			read_data_term();
			delay_term();
			csdb_term();
		}
		masterproxy_term();
		fs_term();
//		dir_cache_term();
		negentry_cache_term();
		symlink_cache_term();
		chunkloc_cache_term();
		return 1;
	}

	if (mfsopts.debug==0 && fg==0) {
		setsid();
		setpgid(0,getpid());
		if ((i = open("/dev/null", O_RDWR, 0)) != -1) {
			(void)dup2(i, STDIN_FILENO);
			(void)dup2(i, STDOUT_FILENO);
			(void)dup2(i, STDERR_FILENO);
			if (i>2) close (i);
		}
	}

	if (mt) {
		err = fuse_session_loop_mt(se);
	} else {
		err = fuse_session_loop(se);
	}
	if (err) {
		if (piped[1]>=0) {
			if (write(piped[1],&s,1)!=1) {
				syslog(LOG_ERR,"pipe write error: %s",strerr(errno));
			}
			close(piped[1]);
		}
	}
	fuse_remove_signal_handlers(se);
	fuse_session_remove_chan(ch);
	fuse_session_destroy(se);
	fuse_unmount(mp,ch);
	if (mfsopts.meta==0) {
		write_data_term();
		read_data_term();
		delay_term();
		csdb_term();
	}
	masterproxy_term();
	fs_term();
//	dir_cache_term();
	negentry_cache_term();
	symlink_cache_term();
	chunkloc_cache_term();
	return err ? 1 : 0;
}
示例#12
0
int main(int argc, char **argv)
{
    extern void init_ops(fuse_lowlevel_ops *ops);
    struct options options;

    std::memset(&options, 0, sizeof(options));

    struct fuse_args args = FUSE_ARGS_INIT(argc, argv);
    struct fuse_chan *ch;
    char *mountpoint = NULL;
    int err = -1;
    std::string mountPath;
    unsigned format = 0;

    int foreground = false;
    int multithread = false;
    
    
    Pascal::VolumeEntryPointer volume;
    
	
    init_ops(&pascal_ops);


    // scan the argument list, looking for the name of the disk image.
    if (fuse_opt_parse(&args, &options ,pascal_options, pascal_option_proc) == -1)
        exit(1);
    
    if (fDiskImage.empty())
    {
        usage();
        exit(1);
    }

    // default prodos-order disk image.
    if (options.format)
    {
        format = Device::BlockDevice::ImageType(options.format);
        if (!format)
            std::fprintf(stderr, "Warning: Unknown image type ``%s''\n", options.format);
    }

        
    try
    {        
        Device::BlockDevicePointer device;
        
        device = Device::BlockDevice::Open(fDiskImage.c_str(), File::ReadOnly, format);
        
       
        if (!device.get())
        {
            std::fprintf(stderr, "Error: Unknown or unsupported device type.\n");
            exit(1);
        }
        
        volume = Pascal::VolumeEntry::Open(device);
    }
    catch (::Exception &e)
    {
        std::fprintf(stderr, "%s\n", e.what());
        std::fprintf(stderr, "%s\n", std::strerror(e.error()));
        return -1;
    }    

    
    
    
    #ifdef __APPLE__
    {
        // Macfuse supports custom volume names (displayed in Finder)
        std::string str("-ovolname=");
        str += volume->name();
        fuse_opt_add_arg(&args, str.c_str());
    
        // 512 byte blocksize.    
        fuse_opt_add_arg(&args, "-oiosize=512");
        
    }
    #endif  

    fuse_opt_add_arg(&args, "-ofsname=PascalFS");

    if (!options.readOnly)
        fuse_opt_add_arg(&args, "-ordonly");
        
    if (options.readWrite)
    {
        std::fprintf(stderr, "Warning:  write support is not yet enabled.\n");
    }

    if (fuse_parse_cmdline(&args, &mountpoint, &multithread, &foreground) == -1)
    {
        usage();
        return -1;
    }
    
#ifdef __APPLE__
      
        if (mountpoint == NULL || *mountpoint == 0)
        {
            if (make_mount_dir(volume->name(), mountPath))
                mountpoint = (char *)mountPath.c_str();
        }
        
#endif    
    
    
    if ((ch = fuse_mount(mountpoint, &args)) != NULL)
    {
        struct fuse_session* se;

        std::printf("Mounting ``%s'' on ``%s''\n", volume->name(), mountpoint);
        
        se = fuse_lowlevel_new(&args, &pascal_ops, sizeof(pascal_ops), volume.get());

        if (se) do {

            
            err = fuse_daemonize(foreground);
            if (err < 0 ) break;
            
            err = fuse_set_signal_handlers(se);
            if (err < 0) break;
            
            fuse_session_add_chan(se, ch);
        
            if (multithread) err = fuse_session_loop_mt(se);
            else err = fuse_session_loop(se);
        
            fuse_remove_signal_handlers(se);
            fuse_session_remove_chan(ch);
        
        } while (false);
        if (se) fuse_session_destroy(se);
        fuse_unmount(mountpoint, ch);
    }



    fuse_opt_free_args(&args);


#ifdef __APPLE__
    if (!mountPath.empty()) rmdir(mountPath.c_str());
#endif


    return err ? 1 : 0;
}
示例#13
0
int do_mount(char *spec, char *dir, int mflag, char *opt)
{
	// VERIFY(mflag == 0);

	vfs_t *vfs = kmem_zalloc(sizeof(vfs_t), KM_SLEEP);
	if(vfs == NULL)
		return ENOMEM;

	VFS_INIT(vfs, zfs_vfsops, 0);
	VFS_HOLD(vfs);

	struct mounta uap = {
	.spec = spec,
	.dir = dir,
	.flags = mflag | MS_SYSSPACE,
	.fstype = "zfs-fuse",
	.dataptr = "",
	.datalen = 0,
	.optptr = opt,
	.optlen = strlen(opt)
	};

	int ret;
	if ((ret = VFS_MOUNT(vfs, rootdir, &uap, kcred)) != 0) {
		kmem_free(vfs, sizeof(vfs_t));
		return ret;
	}
	/* Actually, optptr is totally ignored by VFS_MOUNT.
	 * So we are going to pass this with fuse_mount_options if possible */
    if (fuse_mount_options == NULL)
        fuse_mount_options = "";
	char real_opts[1024];
	*real_opts = 0;
	if (*fuse_mount_options)
		strcat(real_opts,fuse_mount_options); // comes with a starting ,
	if (*opt)
		sprintf(&real_opts[strlen(real_opts)],",%s",opt);

#ifdef DEBUG
	atomic_inc_32(&mounted);;

	fprintf(stderr, "mounting %s\n", dir);
#endif

	char *fuse_opts = NULL;
	int has_default_perm = 0;
	if (fuse_version() <= 27) {
	if(asprintf(&fuse_opts, FUSE_OPTIONS, spec, real_opts) == -1) {
		VERIFY(do_umount(vfs, B_FALSE) == 0);
		return ENOMEM;
	}
	} else {
	  if(asprintf(&fuse_opts, FUSE_OPTIONS ",big_writes", spec, real_opts) == -1) {
	    VERIFY(do_umount(vfs, B_FALSE) == 0);
	    return ENOMEM;
	  }
	}
	
	struct fuse_args args = FUSE_ARGS_INIT(0, NULL);

	if(fuse_opt_add_arg(&args, "") == -1 ||
	   fuse_opt_add_arg(&args, "-o") == -1 ||
	   fuse_opt_add_arg(&args, fuse_opts) == -1) {
		fuse_opt_free_args(&args);
		free(fuse_opts);
		VERIFY(do_umount(vfs, B_FALSE) == 0);
		return ENOMEM;
	}
	has_default_perm = detect_fuseoption(fuse_opts,"default_permissions");
	free(fuse_opts);

	struct fuse_chan *ch = fuse_mount(dir, &args);

	if(ch == NULL) {
		VERIFY(do_umount(vfs, B_FALSE) == 0);
		return EIO;
	}

	if (has_default_perm)
	    vfs->fuse_attribute = FUSE_VFS_HAS_DEFAULT_PERM;

	struct fuse_session *se = fuse_lowlevel_new(&args, &zfs_operations, sizeof(zfs_operations), vfs);
	fuse_opt_free_args(&args);

	if(se == NULL) {
		VERIFY(do_umount(vfs, B_FALSE) == 0); /* ZFSFUSE: FIXME?? */
		fuse_unmount(dir,ch);
		return EIO;
	}

	fuse_session_add_chan(se, ch);

	if(zfsfuse_newfs(dir, ch) != 0) {
		fuse_session_destroy(se);
		fuse_unmount(dir,ch);
		return EIO;
	}

	return 0;
}
示例#14
0
文件: ll.c 项目: ksperling/squashfuse
int main(int argc, char *argv[]) {
	struct fuse_args args;
	sqfs_opts opts;
	
	char *mountpoint = NULL;
	int mt, fg;
	
	int err;
	sqfs_ll *ll;
	
	struct fuse_lowlevel_ops sqfs_ll_ops;
	memset(&sqfs_ll_ops, 0, sizeof(sqfs_ll_ops));
	sqfs_ll_ops.getattr		= sqfs_ll_op_getattr;
	sqfs_ll_ops.opendir		= sqfs_ll_op_opendir;
	sqfs_ll_ops.releasedir	= sqfs_ll_op_releasedir;
	sqfs_ll_ops.readdir		= sqfs_ll_op_readdir;
	sqfs_ll_ops.lookup		= sqfs_ll_op_lookup;
	sqfs_ll_ops.open		= sqfs_ll_op_open;
	sqfs_ll_ops.release		= sqfs_ll_op_release;
	sqfs_ll_ops.read		= sqfs_ll_op_read;
	sqfs_ll_ops.readlink	= sqfs_ll_op_readlink;
	sqfs_ll_ops.listxattr	= sqfs_ll_op_listxattr;
	sqfs_ll_ops.getxattr	= sqfs_ll_op_getxattr;
	sqfs_ll_ops.forget		= sqfs_ll_op_forget;
   
	/* PARSE ARGS */
	args.argc = argc;
	args.argv = argv;
	args.allocated = 0;
	
	opts.progname = argv[0];
	opts.image = NULL;
	opts.mountpoint = 0;
	if (fuse_opt_parse(&args, &opts, NULL, sqfs_opt_proc) == -1)
		sqfs_usage(argv[0], true);

	if (fuse_parse_cmdline(&args, &mountpoint, &mt, &fg) == -1)
		sqfs_usage(argv[0], true);
	if (mountpoint == NULL)
		sqfs_usage(argv[0], true);
	
	/* OPEN FS */
	err = !(ll = sqfs_ll_open(opts.image));
	
	/* STARTUP FUSE */
	if (!err) {
		sqfs_ll_chan ch;
		err = -1;
		if (sqfs_ll_mount(&ch, mountpoint, &args) == SQFS_OK) {
			struct fuse_session *se = fuse_lowlevel_new(&args,
				&sqfs_ll_ops, sizeof(sqfs_ll_ops), ll);	
			if (se != NULL) {
				if (sqfs_ll_daemonize(fg) != -1) {
					if (fuse_set_signal_handlers(se) != -1) {
						fuse_session_add_chan(se, ch.ch);
						/* FIXME: multithreading */
						err = fuse_session_loop(se);
						fuse_remove_signal_handlers(se);
						#if HAVE_DECL_FUSE_SESSION_REMOVE_CHAN
							fuse_session_remove_chan(ch.ch);
						#endif
					}
				}
				fuse_session_destroy(se);
			}
			sqfs_ll_destroy(ll);
			sqfs_ll_unmount(&ch, mountpoint);
		}
	}
	fuse_opt_free_args(&args);
	free(ll);
	free(mountpoint);
	
	return -err;
}