diff options
Diffstat (limited to 'contrib/fuse-lib/mount.c')
| -rw-r--r-- | contrib/fuse-lib/mount.c | 87 |
1 files changed, 80 insertions, 7 deletions
diff --git a/contrib/fuse-lib/mount.c b/contrib/fuse-lib/mount.c index 922d9e464db..a7fd94de464 100644 --- a/contrib/fuse-lib/mount.c +++ b/contrib/fuse-lib/mount.c @@ -17,6 +17,11 @@ #endif #define FUSE_DEVFD_ENV "_FUSE_DEVFD" +#ifdef __FreeBSD__ +#include <sys/types.h> +#include <sys/uio.h> +#include <unistd.h> +#endif /* __FreeBSD__ */ /* FUSE: function is called fuse_kern_unmount() */ void @@ -170,6 +175,55 @@ fuse_mount_fusermount (const char *mountpoint, char *fsname, return ret; } +#if defined(__FreeBSD__) +void +build_iovec(struct iovec **iov, int *iovlen, const char *name, void *val, + size_t len) +{ + int i; + if (*iovlen < 0) + return; + i = *iovlen; + + *iov = realloc(*iov, sizeof **iov * (i + 2)); + if (*iov == NULL) { + *iovlen = -1; + return; + } + + (*iov)[i].iov_base = strdup(name); + (*iov)[i].iov_len = strlen(name) + 1; + + i++; + (*iov)[i].iov_base = val; + if (len == (size_t) -1) { + if (val != NULL) + len = strlen(val) + 1; + else + len = 0; + } + (*iov)[i].iov_len = (int)len; + *iovlen = ++i; +} + +/* + * This function is needed for compatibility with parameters + * which used to use the mount_argf() command for the old mount() syscall. + */ +void +build_iovec_argf(struct iovec **iov, int *iovlen, const char *name, + const char *fmt, ...) +{ + va_list ap; + char val[255] = { 0 }; + + va_start(ap, fmt); + vsnprintf(val, sizeof(val), fmt, ap); + va_end(ap); + build_iovec(iov, iovlen, name, strdup(val), (size_t)-1); +} +#endif /* __FreeBSD__ */ + static int fuse_mount_sys (const char *mountpoint, char *fsname, unsigned long mountflags, char *mnt_param, int fd) @@ -188,8 +242,24 @@ fuse_mount_sys (const char *mountpoint, char *fsname, goto out; } + +#ifdef __FreeBSD__ + struct iovec *iov = NULL; + int iovlen = 0; + build_iovec (&iov, &iovlen, "fstype", "fusefs", -1); + build_iovec (&iov, &iovlen, "subtype", "glusterfs", -1); + build_iovec (&iov, &iovlen, "fspath", mountpoint, -1); + build_iovec (&iov, &iovlen, "from", "/dev/fuse", -1); + build_iovec (&iov, &iovlen, "volname", source, -1); + build_iovec_argf (&iov, &iovlen, "fd", "%d", fd); + build_iovec_argf (&iov, &iovlen, "user_id", "%d", getuid()); + build_iovec_argf (&iov, &iovlen, "group_id", "%d", getgid()); + ret = nmount (iov, iovlen, mountflags); +#else ret = mount (source, mountpoint, fstype, mountflags, mnt_param_mnt); +#endif /* __FreeBSD__ */ +#ifdef GF_LINUX_HOST_OS if (ret == -1 && errno == ENODEV) { /* fs subtype support was added by 79c0b2df aka v2.6.21-3159-g79c0b2d. Probably we have an @@ -204,12 +274,13 @@ fuse_mount_sys (const char *mountpoint, char *fsname, ret = mount (source, mountpoint, fstype, mountflags, mnt_param_mnt); } +#endif /* GF_LINUX_HOST_OS */ if (ret == -1) goto out; else mounted = 1; -#ifndef __NetBSD__ +#ifdef GF_LINUX_HOST_OS if (geteuid () == 0) { char *newmnt = fuse_mnt_resolve_path ("fuse", mountpoint); char *mnt_param_mtab = NULL; @@ -238,10 +309,11 @@ fuse_mount_sys (const char *mountpoint, char *fsname, goto out; } } -#endif /* __NetBSD__ */ +#endif /* GF_LINUX_HOST_OS */ out: if (ret == -1) { + GFFUSE_LOGERR("ret = -1\n"); if (mounted) umount2 (mountpoint, 2); /* lazy umount */ } @@ -282,15 +354,16 @@ gf_fuse_mount (const char *mountpoint, char *fsname, exit (pid == -1 ? 1 : 0); } - ret = fuse_mount_sys (mountpoint, fsname, mountflags, mnt_param, fd); + ret = fuse_mount_sys (mountpoint, fsname, mountflags, mnt_param, + fd); if (ret == -1) { gf_log ("glusterfs-fuse", GF_LOG_INFO, - "direct mount failed (%s), " + "direct mount failed (%s) errno %d, " "retry to mount via fusermount", - strerror (errno)); + strerror (errno), errno); - ret = fuse_mount_fusermount (mountpoint, fsname, mountflags, - mnt_param, fd); + ret = fuse_mount_fusermount (mountpoint, fsname, + mountflags, mnt_param, fd); } if (ret == -1) |