diff options
Diffstat (limited to 'libglusterfsclient')
| -rwxr-xr-x | libglusterfsclient/src/libglusterfsclient.c | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/libglusterfsclient/src/libglusterfsclient.c b/libglusterfsclient/src/libglusterfsclient.c index f6e73e7a2d2..d2075177b96 100755 --- a/libglusterfsclient/src/libglusterfsclient.c +++ b/libglusterfsclient/src/libglusterfsclient.c @@ -40,6 +40,7 @@ #include "libglusterfsclient-internals.h" #include "compat.h" #include "compat-errno.h" +#include <sys/vfs.h> #define LIBGF_XL_NAME "libglusterfsclient" #define LIBGLUSTERFS_INODE_TABLE_LRU_LIMIT 1000 //14057 @@ -3957,6 +3958,104 @@ out: return op_ret; } +int32_t +libgf_client_statfs_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct statvfs *buf) +{ + libgf_client_local_t *local = frame->local; + + local->reply_stub = fop_statfs_cbk_stub (frame, NULL, op_ret, op_errno, + buf); + + LIBGF_REPLY_NOTIFY (local); + return 0; +} + +int32_t +libgf_client_statvfs (libglusterfs_client_ctx_t *ctx, loc_t *loc, + struct statvfs *buf) +{ + call_stub_t *stub = NULL; + libgf_client_local_t *local = NULL; + int32_t op_ret = -1; + + /* statfs fop receives struct statvfs as an argument */ + + /* libgf_client_statfs_cbk will be the callback, not + libgf_client_statvfs_cbk. see definition of LIBGF_CLIENT_FOP + */ + LIBGF_CLIENT_FOP (ctx, stub, statfs, local, loc); + + op_ret = stub->args.statfs_cbk.op_ret; + errno = stub->args.statfs_cbk.op_errno; + if (op_ret == -1) + goto out; + + if (buf) + memcpy (buf, &stub->args.statfs_cbk.buf, sizeof (*buf)); +out: + call_stub_destroy (stub); + return op_ret; +} + +int +glusterfs_statfs (glusterfs_handle_t handle, const char *path, + struct statfs *buf) +{ + struct statvfs stvfs = {0, }; + int32_t op_ret = -1; + loc_t loc = {0, }; + libglusterfs_client_ctx_t *ctx = handle; + char *name = NULL; + + GF_VALIDATE_OR_GOTO (LIBGF_XL_NAME, ctx, out); + GF_VALIDATE_ABSOLUTE_PATH_OR_GOTO (LIBGF_XL_NAME, path, out); + + loc.path = strdup (path); + op_ret = libgf_client_path_lookup (&loc, ctx, 1); + if (op_ret == -1) { + gf_log ("libglusterfsclient", GF_LOG_ERROR, + "path lookup failed for (%s)", path); + goto out; + } + + name = strdup (path); + op_ret = libgf_client_loc_fill (&loc, ctx, 0, loc.parent->ino, + basename (name)); + if (op_ret == -1) { + gf_log ("libglusterfsclient", GF_LOG_ERROR, + "libgf_client_loc_fill returned -1, " + "returning EINVAL"); + errno = EINVAL; + goto out; + } + + op_ret = libgf_client_statvfs (ctx, &loc, &stvfs); + if (op_ret == 0) { + buf->f_type = 0; + buf->f_bsize = stvfs.f_bsize; + buf->f_blocks = stvfs.f_blocks; + buf->f_bfree = stvfs.f_bfree; + buf->f_bavail = stvfs.f_bavail; + buf->f_files = stvfs.f_bavail; + buf->f_ffree = stvfs.f_ffree; + /* FIXME: buf->f_fsid has either "val" or "__val" as member + based on conditional macro expansion. see definition of + fsid_t - Raghu + It seems have different structure member names on + different archs, so I am stepping down to doing a struct + to struct copy. :Shehjar + */ + memcpy (&buf->f_fsid, &stvfs.f_fsid, sizeof (stvfs.f_fsid)); + buf->f_namelen = stvfs.f_namemax; + } + +out: + if (name) + FREE (name); + libgf_client_loc_wipe (&loc); + return op_ret; +} static struct xlator_fops libgf_client_fops = { }; |