#include <strings.h>
#endif
+#ifdef MAJOR_IN_MKDEV
+#include <sys/mkdev.h>
+#endif
+
+#ifdef MAJOR_IN_SYSMACROS
+#include <sys/sysmacros.h>
+#endif
+
#include <stdio.h>
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <errno.h>
+#include <time.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include "libnfs-private.h"
#define MAX_DIR_CACHE 128
+#define MAX_LINK_COUNT 40
struct nfsdir {
struct nfs_fh3 fh;
struct nfs_context *nfs;
struct nfsfh *nfsfh;
char *saved_path, *path;
+ int link_count, no_follow;
nfs_cb cb;
void *private_data;
};
static int nfs_lookup_path_async_internal(struct nfs_context *nfs, fattr3 *attr, struct nfs_cb_data *data, struct nfs_fh3 *fh);
+static int nfs_normalize_path(struct nfs_context *nfs, char *path);
void nfs_set_auth(struct nfs_context *nfs, struct AUTH *auth)
{
free(data);
}
+static void free_nfsfh(struct nfsfh *nfsfh)
+{
+ if (nfsfh->fh.data.data_val != NULL) {
+ free(nfsfh->fh.data.data_val);
+ nfsfh->fh.data.data_val = NULL;
+ }
+ free(nfsfh->ra.buf);
+ free(nfsfh);
+}
+
static void nfs_mount_10_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
{
return;
}
+ /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */
+ rpc_set_autoreconnect(rpc);
+
args.fsroot = nfs->rootfh;
if (rpc_nfs3_fsinfo_async(rpc, nfs_mount_9_cb, &args, data) != 0) {
data->cb(-ENOMEM, nfs, command_data, data->private_data);
free_nfs_cb_data(data);
return;
}
-
- /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */
- rpc_set_autoreconnect(rpc);
}
* Functions to first look up a path, component by component, and then finally call a specific function once
* the filehandle for the final component is found.
*/
+static void nfs_lookup_path_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
+{
+ struct nfs_cb_data *data = private_data;
+ struct nfs_context *nfs = data->nfs;
+ READLINK3res *res;
+ char *path, *newpath;
+
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
+ if (status == RPC_STATUS_ERROR) {
+ data->cb(-EFAULT, nfs, command_data, data->private_data);
+ free_nfs_cb_data(data);
+ return;
+ }
+ if (status == RPC_STATUS_CANCEL) {
+ data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
+ free_nfs_cb_data(data);
+ return;
+ }
+
+ res = command_data;
+ if (res->status != NFS3_OK) {
+ rpc_set_error(nfs->rpc, "NFS: READLINK of %s failed with %s(%d)", data->saved_path, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
+ data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
+ free_nfs_cb_data(data);
+ return;
+ }
+
+ path = res->READLINK3res_u.resok.data;
+
+ /* Handle absolute paths, ensuring that the path lies within the
+ * export. */
+ if (path[0] == '/') {
+ if (strstr(path, nfs->export) == path) {
+ char *ptr = path + strlen(nfs->export);
+ if (*ptr == '/') {
+ newpath = strdup(ptr);
+ } else if (*ptr == '\0') {
+ newpath = strdup("/");
+ } else {
+ data->cb(-ENOENT, nfs, "Symbolic link points outside export", data->private_data);
+ free_nfs_cb_data(data);
+ return;
+ }
+ } else {
+ data->cb(-ENOENT, nfs, "Symbolic link points outside export", data->private_data);
+ free_nfs_cb_data(data);
+ return;
+ }
+
+ if (!newpath)
+ goto nomem;
+ } else {
+ /* Handle relative paths, both the case where the current
+ * component is an intermediate component and when it is the
+ * final component. */
+ if (data->path[0]) {
+ /* Since path points to a component and saved_path
+ * always starts with '/', path[-1] is valid. */
+ data->path[-1] = '\0';
+ newpath = malloc(strlen(data->saved_path) + strlen(path) + strlen(data->path) + 6);
+ if (!newpath)
+ goto nomem;
+
+ sprintf(newpath, "%s/../%s/%s", data->saved_path, path, data->path);
+ } else {
+ newpath = malloc(strlen(data->saved_path) + strlen(path) + 5);
+ if (!newpath)
+ goto nomem;
+
+ sprintf(newpath, "%s/../%s", data->saved_path, path);
+ }
+ }
+ free(data->saved_path);
+ data->saved_path = newpath;
+
+ if (nfs_normalize_path(nfs, data->saved_path) != 0) {
+ data->cb(-ENOENT, nfs, "Symbolic link resolves to invalid path", data->private_data);
+ free_nfs_cb_data(data);
+ return;
+ }
+
+ data->path = data->saved_path;
+ nfs_lookup_path_async_internal(nfs, NULL, data, &nfs->rootfh);
+ return;
+
+nomem:
+ data->cb(-ENOMEM, nfs, "Failed to allocate memory for path", data->private_data);
+ free_nfs_cb_data(data);
+}
+
static void nfs_lookup_path_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
{
struct nfs_cb_data *data = private_data;
nfs_lookup_path_async_internal(nfs, attr, data, &res->LOOKUP3res_u.resok.object);
}
-static int nfs_lookup_path_async_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data, struct nfs_fh3 *fh)
+static int nfs_lookup_path_async_internal(struct nfs_context *nfs, fattr3 *attr, struct nfs_cb_data *data, struct nfs_fh3 *fh)
{
char *path, *slash;
LOOKUP3args args;
path = data->path;
slash = strchr(path, '/');
+
+ if (attr && attr->type == NF3LNK && (!data->no_follow || *path != '\0')) {
+ READLINK3args args;
+
+ if (data->link_count++ >= MAX_LINK_COUNT) {
+ data->cb(-ELOOP, nfs, "Too many levels of symbolic links", data->private_data);
+ free_nfs_cb_data(data);
+ return -1;
+ }
+
+ args.symlink = *fh;
+
+ if (rpc_nfs3_readlink_async(nfs->rpc, nfs_lookup_path_2_cb, &args, data) != 0) {
+ rpc_set_error(nfs->rpc, "RPC error: Failed to send READLINK call for %s", data->path);
+ data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
+ free_nfs_cb_data(data);
+ return -1;
+ }
+
+ if (slash != NULL) {
+ *slash = '/';
+ }
+ return 0;
+ }
+
if (slash != NULL) {
/* Clear slash so that path is a zero terminated string for
* the current path component. Set it back to '/' again later
nfs_lookup_path_async_internal(nfs, attr, data, &nfs->rootfh);
}
-static int nfs_lookuppath_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data, continue_func continue_cb, void *continue_data, void (*free_continue_data)(void *), int continue_int)
+static int nfs_lookuppath_async(struct nfs_context *nfs, const char *path, int no_follow, nfs_cb cb, void *private_data, continue_func continue_cb, void *continue_data, void (*free_continue_data)(void *), int continue_int)
{
struct nfs_cb_data *data;
struct GETATTR3args args;
data->free_continue_data = free_continue_data;
data->continue_int = continue_int;
data->private_data = private_data;
+ data->no_follow = no_follow;
if (path[0] == '/') {
data->saved_path = strdup(path);
} else {
/*
* Async stat()
*/
+static dev_t specdata3_to_rdev(struct specdata3 *rdev)
+{
+#ifdef makedev
+ return makedev(rdev->specdata1, rdev->specdata2);
+#else
+ return 0;
+#endif
+}
+
static void nfs_stat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
{
GETATTR3res *res;
return;
}
- st.st_dev = -1;
+ st.st_dev = res->GETATTR3res_u.resok.obj_attributes.fsid;
st.st_ino = res->GETATTR3res_u.resok.obj_attributes.fileid;
st.st_mode = res->GETATTR3res_u.resok.obj_attributes.mode;
- if (res->GETATTR3res_u.resok.obj_attributes.type == NF3DIR) {
- st.st_mode |= S_IFDIR ;
- }
- if (res->GETATTR3res_u.resok.obj_attributes.type == NF3REG) {
- st.st_mode |= S_IFREG ;
+ switch (res->GETATTR3res_u.resok.obj_attributes.type) {
+ case NF3REG:
+ st.st_mode |= S_IFREG;
+ break;
+ case NF3DIR:
+ st.st_mode |= S_IFDIR;
+ break;
+ case NF3BLK:
+ st.st_mode |= S_IFBLK;
+ break;
+ case NF3CHR:
+ st.st_mode |= S_IFCHR;
+ break;
+ case NF3LNK:
+ st.st_mode |= S_IFLNK;
+ break;
+ case NF3SOCK:
+ st.st_mode |= S_IFSOCK;
+ break;
+ case NF3FIFO:
+ st.st_mode |= S_IFIFO;
+ break;
}
st.st_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink;
st.st_uid = res->GETATTR3res_u.resok.obj_attributes.uid;
st.st_gid = res->GETATTR3res_u.resok.obj_attributes.gid;
- st.st_rdev = 0;
+ st.st_rdev = specdata3_to_rdev(&res->GETATTR3res_u.resok.obj_attributes.rdev);
st.st_size = res->GETATTR3res_u.resok.obj_attributes.size;
#ifndef WIN32
st.st_blksize = NFS_BLKSIZE;
- st.st_blocks = res->GETATTR3res_u.resok.obj_attributes.size / NFS_BLKSIZE;
+ st.st_blocks = (res->GETATTR3res_u.resok.obj_attributes.used + 512 - 1) / 512;
#endif//WIN32
st.st_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds;
st.st_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds;
st.st_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds;
+#ifdef HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC
+ st.st_atim.tv_nsec = res->GETATTR3res_u.resok.obj_attributes.atime.nseconds;
+ st.st_mtim.tv_nsec = res->GETATTR3res_u.resok.obj_attributes.mtime.nseconds;
+ st.st_ctim.tv_nsec = res->GETATTR3res_u.resok.obj_attributes.ctime.nseconds;
+#endif
data->cb(0, nfs, &st, data->private_data);
free_nfs_cb_data(data);
int nfs_stat_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
{
- if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat_continue_internal, NULL, NULL, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, path, 0, cb, private_data, nfs_stat_continue_internal, NULL, NULL, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
return;
}
- st.nfs_dev = -1;
+ st.nfs_dev = res->GETATTR3res_u.resok.obj_attributes.fsid;
st.nfs_ino = res->GETATTR3res_u.resok.obj_attributes.fileid;
st.nfs_mode = res->GETATTR3res_u.resok.obj_attributes.mode;
- if (res->GETATTR3res_u.resok.obj_attributes.type == NF3DIR) {
- st.nfs_mode |= S_IFDIR ;
- }
- if (res->GETATTR3res_u.resok.obj_attributes.type == NF3REG) {
- st.nfs_mode |= S_IFREG ;
+ switch (res->GETATTR3res_u.resok.obj_attributes.type) {
+ case NF3REG:
+ st.nfs_mode |= S_IFREG;
+ break;
+ case NF3DIR:
+ st.nfs_mode |= S_IFDIR;
+ break;
+ case NF3BLK:
+ st.nfs_mode |= S_IFBLK;
+ break;
+ case NF3CHR:
+ st.nfs_mode |= S_IFCHR;
+ break;
+ case NF3LNK:
+ st.nfs_mode |= S_IFLNK;
+ break;
+ case NF3SOCK:
+ st.nfs_mode |= S_IFSOCK;
+ break;
+ case NF3FIFO:
+ st.nfs_mode |= S_IFIFO;
+ break;
}
st.nfs_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink;
st.nfs_uid = res->GETATTR3res_u.resok.obj_attributes.uid;
st.nfs_gid = res->GETATTR3res_u.resok.obj_attributes.gid;
- st.nfs_rdev = 0;
+ st.nfs_rdev = specdata3_to_rdev(&res->GETATTR3res_u.resok.obj_attributes.rdev);
st.nfs_size = res->GETATTR3res_u.resok.obj_attributes.size;
+ st.nfs_blksize = NFS_BLKSIZE;
+ st.nfs_blocks = (res->GETATTR3res_u.resok.obj_attributes.used + 512 - 1) / 512;
st.nfs_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds;
st.nfs_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds;
st.nfs_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds;
+ st.nfs_atime_nsec = res->GETATTR3res_u.resok.obj_attributes.atime.nseconds;
+ st.nfs_mtime_nsec = res->GETATTR3res_u.resok.obj_attributes.mtime.nseconds;
+ st.nfs_ctime_nsec = res->GETATTR3res_u.resok.obj_attributes.ctime.nseconds;
+ st.nfs_used = res->GETATTR3res_u.resok.obj_attributes.used;
data->cb(0, nfs, &st, data->private_data);
free_nfs_cb_data(data);
return 0;
}
-int nfs_stat64_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
+int nfs_stat64_async_internal(struct nfs_context *nfs, const char *path, int no_follow, nfs_cb cb, void *private_data)
{
- if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat64_continue_internal, NULL, NULL, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, path, no_follow, cb, private_data, nfs_stat64_continue_internal, NULL, NULL, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
return 0;
}
+int nfs_stat64_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
+{
+ return nfs_stat64_async_internal(nfs, path, 0, cb, private_data);
+}
+
+int nfs_lstat64_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
+{
+ return nfs_stat64_async_internal(nfs, path, 1, cb, private_data);
+}
+
/*
* Async open()
*/
int nfs_open_async(struct nfs_context *nfs, const char *path, int flags, nfs_cb cb, void *private_data)
{
- if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_open_continue_internal, NULL, NULL, flags) != 0) {
+ if (nfs_lookuppath_async(nfs, path, 0, cb, private_data, nfs_open_continue_internal, NULL, NULL, flags) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
int nfs_chdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
{
- if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chdir_continue_internal, NULL, NULL, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, path, 0, cb, private_data, nfs_chdir_continue_internal, NULL, NULL, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
struct nfs_cb_data *data = mdata->data;
struct nfs_context *nfs = data->nfs;
READ3res *res;
+ int cb_err;
+ void *cb_data;
assert(rpc->magic == RPC_CONTEXT_MAGIC);
if (data->max_offset > data->org_offset + data->org_count) {
data->max_offset = data->org_offset + data->org_count;
}
- data->cb(data->max_offset - data->org_offset, nfs, data->buffer + (data->org_offset - data->offset), data->private_data);
+ cb_err = data->max_offset - data->org_offset;
+ cb_data = data->buffer + (data->org_offset - data->offset);
} else {
- data->cb(res->READ3res_u.resok.count, nfs, res->READ3res_u.resok.data.data_val, data->private_data);
+ cb_err = res->READ3res_u.resok.count;
+ cb_data = res->READ3res_u.resok.data.data_val;
}
data->nfsfh->ra.fh_offset = data->max_offset;
data->nfsfh->ra.buf_ts = time(NULL);
data->buffer = NULL;
}
+
+ data->cb(cb_err, nfs, cb_data, data->private_data);
free_nfs_cb_data(data);
}
int nfs_close_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data)
{
- if (nfsfh->fh.data.data_val != NULL){
- free(nfsfh->fh.data.data_val);
- nfsfh->fh.data.data_val = NULL;
- }
- free(nfsfh->ra.buf);
- free(nfsfh);
-
+ free_nfsfh(nfsfh);
cb(0, nfs, NULL, private_data);
return 0;
};
return 0;
}
+/*
+ * Async fstat64()
+ */
+int nfs_fstat64_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data)
+{
+ struct nfs_cb_data *data;
+ struct GETATTR3args args;
+
+ data = malloc(sizeof(struct nfs_cb_data));
+ if (data == NULL) {
+ rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure");
+ return -1;
+ }
+ memset(data, 0, sizeof(struct nfs_cb_data));
+ data->nfs = nfs;
+ data->cb = cb;
+ data->private_data = private_data;
+
+ memset(&args, 0, sizeof(GETATTR3args));
+ args.object = nfsfh->fh;
+
+ if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat64_1_cb, &args, data) != 0) {
+ rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path);
+ data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
+ free_nfs_cb_data(data);
+ return -1;
+ }
+ return 0;
+}
+
/*
offset = length;
- if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_truncate_continue_internal, NULL, NULL, offset) != 0) {
+ if (nfs_lookuppath_async(nfs, path, 0, cb, private_data, nfs_truncate_continue_internal, NULL, NULL, offset) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
*ptr = 0;
/* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
- if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_mkdir_continue_internal, new_path, free, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, new_path, 0, cb, private_data, nfs_mkdir_continue_internal, new_path, free, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path component");
return -1;
}
*ptr = 0;
/* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
- if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_rmdir_continue_internal, new_path, free, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, new_path, 0, cb, private_data, nfs_rmdir_continue_internal, new_path, free, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
/*
* Async creat()
*/
+struct create_cb_data {
+ char *path;
+ int flags;
+ int mode;
+};
+
+static void free_create_cb_data(void *ptr)
+{
+ struct create_cb_data *data = ptr;
+
+ free(data->path);
+ free(data);
+}
+
+static void nfs_create_trunc_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
+{
+ struct nfs_cb_data *data = private_data;
+ struct nfs_context *nfs = data->nfs;
+ struct nfsfh *nfsfh = data->nfsfh;
+ SETATTR3res *res;
+
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
+ if (status == RPC_STATUS_ERROR) {
+ data->cb(-EFAULT, nfs, command_data, data->private_data);
+ free_nfs_cb_data(data);
+ free_nfsfh(nfsfh);
+ return;
+ }
+ if (status == RPC_STATUS_CANCEL) {
+ data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
+ free_nfs_cb_data(data);
+ free_nfsfh(nfsfh);
+ return;
+ }
+
+ res = command_data;
+ if (res->status != NFS3_OK) {
+ rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
+ data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
+ free_nfs_cb_data(data);
+ free_nfsfh(nfsfh);
+ return;
+ }
+
+ data->cb(0, nfs, nfsfh, data->private_data);
+ free_nfs_cb_data(data);
+}
+
static void nfs_create_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
{
LOOKUP3res *res;
struct nfs_cb_data *data = private_data;
struct nfs_context *nfs = data->nfs;
struct nfsfh *nfsfh;
- char *str = data->continue_data;
+ struct create_cb_data *cb_data = data->continue_data;
+ char *str = cb_data->path;
assert(rpc->magic == RPC_CONTEXT_MAGIC);
}
memset(nfsfh, 0, sizeof(struct nfsfh));
+ if (cb_data->flags & O_SYNC) {
+ nfsfh->is_sync = 1;
+ }
+ if (cb_data->flags & O_APPEND) {
+ nfsfh->is_append = 1;
+ }
+
/* copy the filehandle */
nfsfh->fh.data.data_len = res->LOOKUP3res_u.resok.object.data.data_len;
nfsfh->fh.data.data_val = malloc(nfsfh->fh.data.data_len);
+ if (nfsfh->fh.data.data_val == NULL) {
+ rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh structure");
+ data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
+ free_nfs_cb_data(data);
+ free(nfsfh);
+ return;
+ }
memcpy(nfsfh->fh.data.data_val, res->LOOKUP3res_u.resok.object.data.data_val, nfsfh->fh.data.data_len);
+ /* Try to truncate it if we were requested to */
+ if (cb_data->flags & O_TRUNC) {
+ SETATTR3args args;
+
+ data->nfsfh = nfsfh;
+
+ memset(&args, 0, sizeof(SETATTR3args));
+ args.object = nfsfh->fh;
+ args.new_attributes.size.set_it = 1;
+ args.new_attributes.size.set_size3_u.size = 0;
+
+ if (rpc_nfs3_setattr_async(nfs->rpc, nfs_create_trunc_cb,
+ &args, data) != 0) {
+ rpc_set_error(nfs->rpc, "RPC error: Failed to send "
+ "SETATTR call for %s", data->path);
+ data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc),
+ data->private_data);
+ free_nfs_cb_data(data);
+ free_nfsfh(nfsfh);
+ return;
+ }
+ return;
+ }
+
data->cb(0, nfs, nfsfh, data->private_data);
free_nfs_cb_data(data);
}
-static void nfs_creat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
+static void nfs_create_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
{
CREATE3res *res;
struct nfs_cb_data *data = private_data;
struct nfs_context *nfs = data->nfs;
- char *str = data->continue_data;
+ struct create_cb_data *cb_data = data->continue_data;
+ char *str = cb_data->path;
LOOKUP3args args;
assert(rpc->magic == RPC_CONTEXT_MAGIC);
return;
}
-static int nfs_creat_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data)
+static int nfs_create_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data)
{
- char *str = data->continue_data;
+ struct create_cb_data *cb_data = data->continue_data;
+ char *str = cb_data->path;
CREATE3args args;
str = &str[strlen(str) + 1];
memset(&args, 0, sizeof(CREATE3args));
args.where.dir = data->fh;
args.where.name = str;
- args.how.mode = UNCHECKED;
+ args.how.mode = (cb_data->flags & O_EXCL) ? GUARDED : UNCHECKED;
args.how.createhow3_u.obj_attributes.mode.set_it = 1;
- args.how.createhow3_u.obj_attributes.mode.set_mode3_u.mode = data->continue_int;
+ args.how.createhow3_u.obj_attributes.mode.set_mode3_u.mode = cb_data->mode;
- if (rpc_nfs3_create_async(nfs->rpc, nfs_creat_1_cb, &args, data) != 0) {
+ if (rpc_nfs3_create_async(nfs->rpc, nfs_create_1_cb, &args, data) != 0) {
rpc_set_error(nfs->rpc, "RPC error: Failed to send CREATE call for %s/%s", data->path, str);
data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
free_nfs_cb_data(data);
return 0;
}
-int nfs_creat_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data)
+int nfs_create_async(struct nfs_context *nfs, const char *path, int flags, int mode, nfs_cb cb, void *private_data)
{
- char *new_path;
+ struct create_cb_data *cb_data;
char *ptr;
- new_path = strdup(path);
- if (new_path == NULL) {
+ cb_data = malloc(sizeof(struct create_cb_data));
+ if (cb_data == NULL) {
+ rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for cb data");
+ return -1;
+ }
+
+ cb_data->path = strdup(path);
+ if (cb_data->path == NULL) {
rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path");
+ free(cb_data);
return -1;
}
- ptr = strrchr(new_path, '/');
+ ptr = strrchr(cb_data->path, '/');
if (ptr == NULL) {
rpc_set_error(nfs->rpc, "Invalid path %s", path);
- free(new_path);
+ free_create_cb_data(cb_data);
return -1;
}
*ptr = 0;
+ cb_data->flags = flags;
+ cb_data->mode = mode;
+
/* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
- if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_creat_continue_internal, new_path, free, mode) != 0) {
+ if (nfs_lookuppath_async(nfs, cb_data->path, 0, cb, private_data, nfs_create_continue_internal, cb_data, free_create_cb_data, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
return 0;
}
+int nfs_creat_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data)
+{
+ return nfs_create_async(nfs, path, 0, mode, cb, private_data);
+}
+
*ptr = 0;
/* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
- if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_unlink_continue_internal, new_path, free, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, new_path, 0, cb, private_data, nfs_unlink_continue_internal, new_path, free, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
cb_data->minor = minor(dev);
/* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
- if (nfs_lookuppath_async(nfs, cb_data->path, cb, private_data, nfs_mknod_continue_internal, cb_data, free_mknod_cb_data, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, cb_data->path, 0, cb, private_data, nfs_mknod_continue_internal, cb_data, free_mknod_cb_data, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
nfsdirent->atime.tv_sec = attributes->atime.seconds;
nfsdirent->atime.tv_usec = attributes->atime.nseconds/1000;
+ nfsdirent->atime_nsec = attributes->atime.nseconds;
nfsdirent->mtime.tv_sec = attributes->mtime.seconds;
nfsdirent->mtime.tv_usec = attributes->mtime.nseconds/1000;
+ nfsdirent->mtime_nsec = attributes->mtime.nseconds;
nfsdirent->ctime.tv_sec = attributes->ctime.seconds;
nfsdirent->ctime.tv_usec = attributes->ctime.nseconds/1000;
+ nfsdirent->ctime_nsec = attributes->ctime.nseconds;
nfsdirent->uid = attributes->uid;
nfsdirent->gid = attributes->gid;
nfsdirent->nlink = attributes->nlink;
+ nfsdirent->dev = attributes->fsid;
+ nfsdirent->rdev = specdata3_to_rdev(&attributes->rdev);
+ nfsdirent->blksize = NFS_BLKSIZE;
+ nfsdirent->blocks = (attributes->used + 512 - 1) / 512;
+ nfsdirent->used = attributes->used;
}
}
nfsdirent->atime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.atime.seconds;
nfsdirent->atime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.atime.nseconds/1000;
+ nfsdirent->atime_nsec = entry->name_attributes.post_op_attr_u.attributes.atime.nseconds;
nfsdirent->mtime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.mtime.seconds;
nfsdirent->mtime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.mtime.nseconds/1000;
+ nfsdirent->mtime_nsec = entry->name_attributes.post_op_attr_u.attributes.mtime.nseconds;
nfsdirent->ctime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.ctime.seconds;
nfsdirent->ctime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.ctime.nseconds/1000;
+ nfsdirent->ctime_nsec = entry->name_attributes.post_op_attr_u.attributes.ctime.nseconds;
nfsdirent->uid = entry->name_attributes.post_op_attr_u.attributes.uid;
nfsdirent->gid = entry->name_attributes.post_op_attr_u.attributes.gid;
nfsdirent->nlink = entry->name_attributes.post_op_attr_u.attributes.nlink;
+ nfsdirent->dev = entry->name_attributes.post_op_attr_u.attributes.fsid;
+ nfsdirent->rdev = specdata3_to_rdev(&entry->name_attributes.post_op_attr_u.attributes.rdev);
+ nfsdirent->blksize = NFS_BLKSIZE;
+ nfsdirent->blocks = (entry->name_attributes.post_op_attr_u.attributes.used + 512 - 1) / 512;
+ nfsdirent->used = entry->name_attributes.post_op_attr_u.attributes.used;
}
nfsdirent->next = nfsdir->entries;
}
memset(nfsdir, 0, sizeof(struct nfsdir));
- if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_opendir_continue_internal, nfsdir, free, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, path, 0, cb, private_data, nfs_opendir_continue_internal, nfsdir, free, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
int nfs_statvfs_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
{
- if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_statvfs_continue_internal, NULL, NULL, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, path, 0, cb, private_data, nfs_statvfs_continue_internal, NULL, NULL, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
int nfs_readlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
{
- if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_readlink_continue_internal, NULL, NULL, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, path, 1, cb, private_data, nfs_readlink_continue_internal, NULL, NULL, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
}
-int nfs_chmod_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data)
+int nfs_chmod_async_internal(struct nfs_context *nfs, const char *path, int no_follow, int mode, nfs_cb cb, void *private_data)
{
- if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chmod_continue_internal, NULL, NULL, mode) != 0) {
+ if (nfs_lookuppath_async(nfs, path, no_follow, cb, private_data, nfs_chmod_continue_internal, NULL, NULL, mode) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
return 0;
}
+int nfs_chmod_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data)
+{
+ return nfs_chmod_async_internal(nfs, path, 0, mode, cb, private_data);
+}
+
+int nfs_lchmod_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data)
+{
+ return nfs_chmod_async_internal(nfs, path, 1, mode, cb, private_data);
+}
+
/*
* Async fchmod()
*/
}
-int nfs_chown_async(struct nfs_context *nfs, const char *path, int uid, int gid, nfs_cb cb, void *private_data)
+int nfs_chown_async_internal(struct nfs_context *nfs, const char *path, int no_follow, int uid, int gid, nfs_cb cb, void *private_data)
{
struct nfs_chown_data *chown_data;
chown_data->uid = uid;
chown_data->gid = gid;
- if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chown_continue_internal, chown_data, free, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, path, no_follow, cb, private_data, nfs_chown_continue_internal, chown_data, free, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
return 0;
}
+int nfs_chown_async(struct nfs_context *nfs, const char *path, int uid, int gid, nfs_cb cb, void *private_data)
+{
+ return nfs_chown_async_internal(nfs, path, 0, uid, gid, cb, private_data);
+}
+
+int nfs_lchown_async(struct nfs_context *nfs, const char *path, int uid, int gid, nfs_cb cb, void *private_data)
+{
+ return nfs_chown_async_internal(nfs, path, 1, uid, gid, cb, private_data);
+}
/*
* Async fchown()
return 0;
}
-
-int nfs_utimes_async(struct nfs_context *nfs, const char *path, struct timeval *times, nfs_cb cb, void *private_data)
+int nfs_utimes_async_internal(struct nfs_context *nfs, const char *path, int no_follow, struct timeval *times, nfs_cb cb, void *private_data)
{
struct timeval *new_times = NULL;
memcpy(new_times, times, sizeof(struct timeval)*2);
}
- if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, path, no_follow, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
return 0;
}
+int nfs_utimes_async(struct nfs_context *nfs, const char *path, struct timeval *times, nfs_cb cb, void *private_data)
+{
+ return nfs_utimes_async_internal(nfs, path, 0, times, cb, private_data);
+}
+
+int nfs_lutimes_async(struct nfs_context *nfs, const char *path, struct timeval *times, nfs_cb cb, void *private_data)
+{
+ return nfs_utimes_async_internal(nfs, path, 1, times, cb, private_data);
+}
+
/*
* Async utime()
*/
new_times[1].tv_usec = 0;
}
- if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, path, 0, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
ACCESS3res *res;
struct nfs_cb_data *data = private_data;
struct nfs_context *nfs = data->nfs;
- unsigned int nfsmode = 0;
+ unsigned int mode = 0;
assert(rpc->magic == RPC_CONTEXT_MAGIC);
return;
}
- if (data->continue_int & R_OK) {
- nfsmode |= ACCESS3_READ;
+ if ((data->continue_int & R_OK) && (res->ACCESS3res_u.resok.access & ACCESS3_READ)) {
+ mode |= R_OK;
}
- if (data->continue_int & W_OK) {
- nfsmode |= ACCESS3_MODIFY;
+ if ((data->continue_int & W_OK) && (res->ACCESS3res_u.resok.access & (ACCESS3_MODIFY | ACCESS3_EXTEND | ACCESS3_DELETE))) {
+ mode |= W_OK;
}
- if (data->continue_int & X_OK) {
- nfsmode |= ACCESS3_EXECUTE;
+ if ((data->continue_int & X_OK) && (res->ACCESS3res_u.resok.access & (ACCESS3_LOOKUP | ACCESS3_EXECUTE))) {
+ mode |= X_OK;
}
- if (res->ACCESS3res_u.resok.access != nfsmode) {
+ if (data->continue_int != mode) {
rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
- nfsmode&ACCESS3_READ?'r':'-',
- nfsmode&ACCESS3_MODIFY?'w':'-',
- nfsmode&ACCESS3_EXECUTE?'x':'-',
- res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-',
- res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-',
- res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-');
+ data->continue_int&R_OK?'r':'-',
+ data->continue_int&W_OK?'w':'-',
+ data->continue_int&X_OK?'x':'-',
+ mode&R_OK?'r':'-',
+ mode&W_OK?'w':'-',
+ mode&X_OK?'x':'-');
data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data);
free_nfs_cb_data(data);
return;
nfsmode |= ACCESS3_READ;
}
if (data->continue_int & W_OK) {
- nfsmode |= ACCESS3_MODIFY;
+ nfsmode |= ACCESS3_MODIFY | ACCESS3_EXTEND | ACCESS3_DELETE;
}
if (data->continue_int & X_OK) {
- nfsmode |= ACCESS3_EXECUTE;
+ nfsmode |= ACCESS3_LOOKUP | ACCESS3_EXECUTE;
}
memset(&args, 0, sizeof(ACCESS3args));
int nfs_access_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data)
{
- if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_access_continue_internal, NULL, NULL, mode) != 0) {
+ if (nfs_lookuppath_async(nfs, path, 0, cb, private_data, nfs_access_continue_internal, NULL, NULL, mode & (R_OK | W_OK | X_OK)) != 0) {
+ rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
+ return -1;
+ }
+
+ return 0;
+}
+
+
+
+/*
+ * Async access2()
+ */
+static void nfs_access2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data)
+{
+ ACCESS3res *res;
+ struct nfs_cb_data *data = private_data;
+ struct nfs_context *nfs = data->nfs;
+ unsigned int result = 0;
+
+ assert(rpc->magic == RPC_CONTEXT_MAGIC);
+
+ if (status == RPC_STATUS_ERROR) {
+ data->cb(-EFAULT, nfs, command_data, data->private_data);
+ free_nfs_cb_data(data);
+ return;
+ }
+ if (status == RPC_STATUS_CANCEL) {
+ data->cb(-EINTR, nfs, "Command was cancelled", data->private_data);
+ free_nfs_cb_data(data);
+ return;
+ }
+
+ res = command_data;
+ if (res->status != NFS3_OK) {
+ rpc_set_error(nfs->rpc, "NFS: ACCESS of %s failed with %s(%d)", data->saved_path, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status));
+ data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data);
+ free_nfs_cb_data(data);
+ return;
+ }
+
+ if (res->ACCESS3res_u.resok.access & ACCESS3_READ) {
+ result |= R_OK;
+ }
+ if (res->ACCESS3res_u.resok.access & (ACCESS3_MODIFY | ACCESS3_EXTEND | ACCESS3_DELETE)) {
+ result |= W_OK;
+ }
+ if (res->ACCESS3res_u.resok.access & (ACCESS3_LOOKUP | ACCESS3_EXECUTE)) {
+ result |= X_OK;
+ }
+
+ data->cb(result, nfs, NULL, data->private_data);
+ free_nfs_cb_data(data);
+}
+
+static int nfs_access2_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data)
+{
+ ACCESS3args args;
+
+ memset(&args, 0, sizeof(ACCESS3args));
+ args.object = data->fh;
+ args.access = ACCESS3_READ | ACCESS3_LOOKUP | ACCESS3_MODIFY | ACCESS3_EXTEND | ACCESS3_DELETE | ACCESS3_EXECUTE;
+
+ if (rpc_nfs3_access_async(nfs->rpc, nfs_access2_cb, &args, data) != 0) {
+ rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path);
+ data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
+ free_nfs_cb_data(data);
+ return -1;
+ }
+ return 0;
+}
+
+int nfs_access2_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data)
+{
+ if (nfs_lookuppath_async(nfs, path, 0, cb, private_data, nfs_access2_continue_internal, NULL, NULL, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
return -1;
}
- if (nfs_lookuppath_async(nfs, symlink_data->newpathparent, cb, private_data, nfs_symlink_continue_internal, symlink_data, free_nfs_symlink_data, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, symlink_data->newpathparent, 0, cb, private_data, nfs_symlink_continue_internal, symlink_data, free_nfs_symlink_data, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
rename_data->olddir = data->fh;
data->fh.data.data_val = NULL;
- if (nfs_lookuppath_async(nfs, rename_data->newpath, data->cb, data->private_data, nfs_rename_continue_2_internal, rename_data, free_nfs_rename_data, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, rename_data->newpath, 0, data->cb, data->private_data, nfs_rename_continue_2_internal, rename_data, free_nfs_rename_data, 0) != 0) {
rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", newpath);
data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
free_nfs_cb_data(data);
rename_data->newobject = ptr;
- if (nfs_lookuppath_async(nfs, rename_data->oldpath, cb, private_data, nfs_rename_continue_1_internal, rename_data, free_nfs_rename_data, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, rename_data->oldpath, 0, cb, private_data, nfs_rename_continue_1_internal, rename_data, free_nfs_rename_data, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
link_data->oldfh = data->fh;
data->fh.data.data_val = NULL;
- if (nfs_lookuppath_async(nfs, link_data->newpath, data->cb, data->private_data, nfs_link_continue_2_internal, link_data, free_nfs_link_data, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, link_data->newpath, 0, data->cb, data->private_data, nfs_link_continue_2_internal, link_data, free_nfs_link_data, 0) != 0) {
rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", link_data->newpath);
data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data);
free_nfs_cb_data(data);
link_data->newobject = ptr;
- if (nfs_lookuppath_async(nfs, link_data->oldpath, cb, private_data, nfs_link_continue_1_internal, link_data, free_nfs_link_data, 0) != 0) {
+ if (nfs_lookuppath_async(nfs, link_data->oldpath, 0, cb, private_data, nfs_link_continue_1_internal, link_data, free_nfs_link_data, 0) != 0) {
rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components");
return -1;
}
repositories / deb_libnfs.git / commitdiff
