@@ -24,6 +24,12 @@ enum {
T_LSTAT,
T_READLINK,
T_STATFS,
+ T_CHMOD,
+ T_CHOWN,
+ T_TRUNCATE,
+ T_UTIME,
+ T_RENAME,
+ T_REMOVE,
};
#endif
@@ -423,7 +423,9 @@ static int process_requests(int sock)
int valid_fd;
V9fsString oldpath, path;
char *response = NULL;
- int size;
+ int size, mode, uid, gid;
+ struct timespec spec[2];
+ uint64_t offset;
iovec.iov_base = g_malloc(BUFF_SZ);
iovec.iov_len = BUFF_SZ;
@@ -473,6 +475,57 @@ static int process_requests(int sock)
}
v9fs_string_free(&path);
break;
+ case T_CHMOD:
+ v9fs_unmarshal(&iovec, 1, 0, "sd", &path, &mode);
+ retval = chmod(path.data, mode);
+ if (retval < 0) {
+ retval = -errno;
+ }
+ v9fs_string_free(&path);
+ break;
+ case T_CHOWN:
+ v9fs_unmarshal(&iovec, 1, 0, "sdd", &path, &uid, &gid);
+ retval = lchown(path.data, uid, gid);
+ if (retval < 0) {
+ retval = -errno;
+ }
+ v9fs_string_free(&path);
+ break;
+ case T_TRUNCATE:
+ v9fs_unmarshal(&iovec, 1, 0, "sq", &path, &offset);
+ retval = truncate(path.data, offset);
+ if (retval < 0) {
+ retval = -errno;
+ }
+ v9fs_string_free(&path);
+ break;
+ case T_UTIME:
+ v9fs_unmarshal(&iovec, 1, 0, "sqqqq", &path,
+ &spec[0].tv_sec, &spec[0].tv_nsec,
+ &spec[1].tv_sec, &spec[1].tv_nsec);
+ retval = utimensat(AT_FDCWD, path.data, spec, AT_SYMLINK_NOFOLLOW);
+ if (retval < 0) {
+ retval = -errno;
+ }
+ v9fs_string_free(&path);
+ break;
+ case T_RENAME:
+ v9fs_unmarshal(&iovec, 1, 0, "ss", &oldpath, &path);
+ retval = rename(oldpath.data, path.data);
+ if (retval < 0) {
+ retval = -errno;
+ }
+ v9fs_string_free(&oldpath);
+ v9fs_string_free(&path);
+ break;
+ case T_REMOVE:
+ v9fs_unmarshal(&iovec, 1, 0, "s", &path);
+ retval = remove(path.data);
+ if (retval < 0) {
+ retval = -errno;
+ }
+ v9fs_string_free(&path);
+ break;
default:
goto error;
break;
@@ -486,6 +539,12 @@ static int process_requests(int sock)
case T_MKDIR:
case T_SYMLINK:
case T_LINK:
+ case T_CHMOD:
+ case T_CHOWN:
+ case T_TRUNCATE:
+ case T_UTIME:
+ case T_RENAME:
+ case T_REMOVE:
sendfd(sock, retval, valid_fd);
break;
case T_LSTAT:
@@ -102,6 +102,8 @@ static int v9fs_request(V9fsProxy *proxy, int type,
struct iovec *iovec = NULL;
dev_t rdev;
int msg_size, size;
+ struct timespec spec[2];
+ uint64_t offset;
qemu_mutex_lock(&proxy->mutex);
@@ -199,6 +201,63 @@ static int v9fs_request(V9fsProxy *proxy, int type,
v9fs_marshal(iovec, 1, 0, "dd", header.type, header.size);
header.size += sizeof(header);
break;
+ case T_CHMOD:
+ path = va_arg(ap, V9fsString *);
+ mode = va_arg(ap, int);
+ header.size = v9fs_marshal(iovec, 1, sizeof(ProxyHeader), "sd",
+ path, mode);
+ header.type = T_CHMOD;
+ v9fs_marshal(iovec, 1, 0, "dd", header.type, header.size);
+ header.size += sizeof(header);
+ break;
+ case T_CHOWN:
+ path = va_arg(ap, V9fsString *);
+ uid = va_arg(ap, int);
+ gid = va_arg(ap, int);
+ header.size = v9fs_marshal(iovec, 1, sizeof(ProxyHeader), "sdd",
+ path, uid, gid);
+ header.type = T_CHOWN;
+ v9fs_marshal(iovec, 1, 0, "dd", header.type, header.size);
+ header.size += sizeof(header);
+ break;
+ case T_TRUNCATE:
+ path = va_arg(ap, V9fsString *);
+ offset = va_arg(ap, uint64_t);
+ header.size = v9fs_marshal(iovec, 1, sizeof(ProxyHeader), "sq",
+ path, offset);
+ header.type = T_TRUNCATE;
+ v9fs_marshal(iovec, 1, 0, "dd", header.type, header.size);
+ header.size += sizeof(header);
+ break;
+ case T_UTIME:
+ path = va_arg(ap, V9fsString *);
+ spec[0].tv_sec = va_arg(ap, long);
+ spec[0].tv_nsec = va_arg(ap, long);
+ spec[1].tv_sec = va_arg(ap, long);
+ spec[1].tv_nsec = va_arg(ap, long);
+ header.size = v9fs_marshal(iovec, 1, sizeof(ProxyHeader), "sqqqq",
+ path, spec[0].tv_sec, spec[1].tv_nsec,
+ spec[1].tv_sec, spec[1].tv_nsec);
+ header.type = T_UTIME;
+ v9fs_marshal(iovec, 1, 0, "dd", header.type, header.size);
+ header.size += sizeof(header);
+ break;
+ case T_RENAME:
+ oldpath = va_arg(ap, V9fsString *);
+ path = va_arg(ap, V9fsString *);
+ header.size = v9fs_marshal(iovec, 1, sizeof(ProxyHeader), "ss",
+ oldpath, path);
+ header.type = T_RENAME;
+ v9fs_marshal(iovec, 1, 0, "dd", header.type, header.size);
+ header.size += sizeof(header);
+ break;
+ case T_REMOVE:
+ path = va_arg(ap, V9fsString *);
+ header.size = v9fs_marshal(iovec, 1, sizeof(ProxyHeader), "s", path);
+ header.type = T_REMOVE;
+ v9fs_marshal(iovec, 1, 0, "dd", header.type, header.size);
+ header.size += sizeof(header);
+ break;
default:
fprintf(stderr, "Invalid type %d\n", type);
goto close_error;
@@ -221,6 +280,12 @@ static int v9fs_request(V9fsProxy *proxy, int type,
case T_MKDIR:
case T_SYMLINK:
case T_LINK:
+ case T_CHMOD:
+ case T_CHOWN:
+ case T_RENAME:
+ case T_TRUNCATE:
+ case T_UTIME:
+ case T_REMOVE:
retval = v9fs_receivefd(proxy->sockfd, &sock_error);
if (sock_error) {
goto close_error;
@@ -386,8 +451,13 @@ static ssize_t proxy_pwritev(FsContext *ctx, V9fsFidOpenState *fs,
static int proxy_chmod(FsContext *fs_ctx, V9fsPath *fs_path, FsCred *credp)
{
- errno = EOPNOTSUPP;
- return -1;
+ int retval;
+ retval = v9fs_request(fs_ctx->private, T_CHMOD, NULL, "sd",
+ fs_path, credp->fc_mode);
+ if (retval < 0) {
+ errno = -retval;
+ }
+ return retval;
}
static int proxy_mknod(FsContext *fs_ctx, V9fsPath *dir_path,
@@ -499,34 +569,74 @@ static int proxy_link(FsContext *ctx, V9fsPath *oldpath,
static int proxy_truncate(FsContext *ctx, V9fsPath *fs_path, off_t size)
{
- errno = EOPNOTSUPP;
- return -1;
+ int retval;
+
+ retval = v9fs_request(ctx->private, T_TRUNCATE, NULL, "sq", fs_path, size);
+ if (retval < 0) {
+ errno = -retval;
+ return -1;
+ }
+ return 0;
}
static int proxy_rename(FsContext *ctx, const char *oldpath,
const char *newpath)
{
- errno = EOPNOTSUPP;
- return -1;
+ int retval;
+ V9fsString oldname, newname;
+
+ v9fs_string_init(&oldname);
+ v9fs_string_init(&newname);
+
+ v9fs_string_sprintf(&oldname, "%s", oldpath);
+ v9fs_string_sprintf(&newname, "%s", newpath);
+ retval = v9fs_request(ctx->private, T_RENAME, NULL, "ss",
+ &oldname, &newname);
+ if (retval < 0) {
+ errno = -retval;
+ }
+ v9fs_string_free(&oldname);
+ v9fs_string_free(&newname);
+ return retval;
}
static int proxy_chown(FsContext *fs_ctx, V9fsPath *fs_path, FsCred *credp)
{
- errno = EOPNOTSUPP;
- return -1;
+ int retval;
+ retval = v9fs_request(fs_ctx->private, T_CHOWN, NULL, "sdd",
+ fs_path, credp->fc_uid, credp->fc_gid);
+ if (retval < 0) {
+ errno = -retval;
+ }
+ return retval;
}
static int proxy_utimensat(FsContext *s, V9fsPath *fs_path,
const struct timespec *buf)
{
- errno = EOPNOTSUPP;
- return -1;
+ int retval;
+ retval = v9fs_request(s->private, T_UTIME, NULL, "sqqqq",
+ fs_path,
+ buf[0].tv_sec, buf[0].tv_nsec,
+ buf[1].tv_sec, buf[1].tv_nsec);
+ if (retval < 0) {
+ errno = -retval;
+ }
+ return retval;
}
static int proxy_remove(FsContext *ctx, const char *path)
{
- errno = EOPNOTSUPP;
- return -1;
+ int retval;
+ V9fsString name;
+ v9fs_string_init(&name);
+ v9fs_string_sprintf(&name, "%s", path);
+ retval = v9fs_request(ctx->private, T_REMOVE, NULL, "s", &name);
+ if (retval < 0) {
+ errno = -retval;
+ }
+ v9fs_string_free(&name);
+ return retval;
}
static int proxy_fsync(FsContext *ctx, V9fsFidOpenState *fs, int datasync)