const char *model;
bool time_machine;
off_t time_machine_max_size;
+ bool wipe_intentionally_left_blank_rfork;
+ bool delete_empty_adfiles;
/*
* Additional options, all enabled by default,
AD_DEV, AD_INO, AD_SYN, AD_ID
};
+static char empty_resourcefork[] = {
+ 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1E,
+ 0x54, 0x68, 0x69, 0x73, 0x20, 0x72, 0x65, 0x73,
+ 0x6F, 0x75, 0x72, 0x63, 0x65, 0x20, 0x66, 0x6F,
+ 0x72, 0x6B, 0x20, 0x69, 0x6E, 0x74, 0x65, 0x6E,
+ 0x74, 0x69, 0x6F, 0x6E, 0x61, 0x6C, 0x6C, 0x79,
+ 0x20, 0x6C, 0x65, 0x66, 0x74, 0x20, 0x62, 0x6C,
+ 0x61, 0x6E, 0x6B, 0x20, 0x20, 0x20, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1E,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x1C, 0x00, 0x1E, 0xFF, 0xFF
+};
+
struct fio {
/* tcon config handle */
struct fruit_config_data *config;
return true;
}
+static bool ad_convert_move_reso(struct adouble *ad,
+ const struct smb_filename *smb_fname)
+{
+ char *map = MAP_FAILED;
+ size_t maplen;
+ ssize_t len;
+ int rc;
+ bool ok;
+
+ if (ad_getentrylen(ad, ADEID_RFORK) == 0) {
+ return true;
+ }
+
+ maplen = ad_getentryoff(ad, ADEID_RFORK) +
+ ad_getentrylen(ad, ADEID_RFORK);
+
+ /* FIXME: direct use of mmap(), vfs_aio_fork does it too */
+ map = mmap(NULL, maplen, PROT_READ|PROT_WRITE, MAP_SHARED,
+ ad->ad_fd, 0);
+ if (map == MAP_FAILED) {
+ DBG_ERR("mmap AppleDouble: %s\n", strerror(errno));
+ return false;
+ }
+
+
+ memmove(map + ADEDOFF_RFORK_DOT_UND,
+ map + ad_getentryoff(ad, ADEID_RFORK),
+ ad_getentrylen(ad, ADEID_RFORK));
+
+ rc = munmap(map, maplen);
+ if (rc != 0) {
+ DBG_ERR("munmap failed: %s\n", strerror(errno));
+ return false;
+ }
+
+ ad_setentryoff(ad, ADEID_RFORK, ADEDOFF_RFORK_DOT_UND);
+
+ ok = ad_pack(ad);
+ if (!ok) {
+ DBG_WARNING("ad_pack [%s] failed\n", smb_fname->base_name);
+ return false;
+ }
+
+ len = sys_pwrite(ad->ad_fd, ad->ad_data, AD_DATASZ_DOT_UND, 0);
+ if (len != AD_DATASZ_DOT_UND) {
+ DBG_ERR("%s: bad size: %zd\n", smb_fname->base_name, len);
+ return false;
+ }
+
+ return true;
+}
+
static bool ad_convert_xattr(struct adouble *ad,
const struct smb_filename *smb_fname,
- char *map)
+ bool *converted_xattr)
{
static struct char_mappings **string_replace_cmaps = NULL;
+ char *map = MAP_FAILED;
+ size_t maplen;
uint16_t i;
+ ssize_t len;
int saved_errno = 0;
NTSTATUS status;
+ int rc;
+ bool ok;
+
+ *converted_xattr = false;
- if (ad->adx_header.adx_num_attrs == 0) {
+ if (ad_getentrylen(ad, ADEID_FINDERI) == ADEDLEN_FINDERI) {
return true;
}
TALLOC_FREE(mappings);
}
+ maplen = ad_getentryoff(ad, ADEID_RFORK) +
+ ad_getentrylen(ad, ADEID_RFORK);
+
+ /* FIXME: direct use of mmap(), vfs_aio_fork does it too */
+ map = mmap(NULL, maplen, PROT_READ|PROT_WRITE, MAP_SHARED,
+ ad->ad_fd, 0);
+ if (map == MAP_FAILED) {
+ DBG_ERR("mmap AppleDouble: %s\n", strerror(errno));
+ return false;
+ }
+
for (i = 0; i < ad->adx_header.adx_num_attrs; i++) {
struct ad_xattr_entry *e = &ad->adx_entries[i];
char *mapped_name = NULL;
!NT_STATUS_EQUAL(status, NT_STATUS_NONE_MAPPED))
{
DBG_ERR("string_replace_allocate failed\n");
- return -1;
+ ok = false;
+ goto fail;
}
tmp = mapped_name;
mapped_name = talloc_asprintf(talloc_tos(), ":%s", tmp);
TALLOC_FREE(tmp);
if (mapped_name == NULL) {
- return -1;
+ ok = false;
+ goto fail;
}
stream_name = synthetic_smb_fname(talloc_tos(),
TALLOC_FREE(mapped_name);
if (stream_name == NULL) {
DBG_ERR("synthetic_smb_fname failed\n");
- return -1;
+ ok = false;
+ goto fail;
}
DBG_DEBUG("stream_name: %s\n", smb_fname_str_dbg(stream_name));
TALLOC_FREE(stream_name);
if (!NT_STATUS_IS_OK(status)) {
DBG_ERR("SMB_VFS_CREATE_FILE failed\n");
- return -1;
+ ok = false;
+ goto fail;
}
nwritten = SMB_VFS_PWRITE(fsp,
saved_errno = errno;
close_file(NULL, fsp, ERROR_CLOSE);
errno = saved_errno;
- return -1;
+ ok = false;
+ goto fail;
}
status = close_file(NULL, fsp, NORMAL_CLOSE);
if (!NT_STATUS_IS_OK(status)) {
- return -1;
+ ok = false;
+ goto fail;
}
fsp = NULL;
}
ad_setentrylen(ad, ADEID_FINDERI, ADEDLEN_FINDERI);
- return true;
+
+ ok = ad_pack(ad);
+ if (!ok) {
+ DBG_WARNING("ad_pack [%s] failed\n", smb_fname->base_name);
+ goto fail;
+ }
+
+ len = sys_pwrite(ad->ad_fd, ad->ad_data, AD_DATASZ_DOT_UND, 0);
+ if (len != AD_DATASZ_DOT_UND) {
+ DBG_ERR("%s: bad size: %zd\n", smb_fname->base_name, len);
+ ok = false;
+ goto fail;
+ }
+
+ ok = ad_convert_move_reso(ad, smb_fname);
+ if (!ok) {
+ goto fail;
+ }
+
+ *converted_xattr = true;
+ ok = true;
+
+fail:
+ rc = munmap(map, maplen);
+ if (rc != 0) {
+ DBG_ERR("munmap failed: %s\n", strerror(errno));
+ return false;
+ }
+
+ return ok;
}
static bool ad_convert_finderinfo(struct adouble *ad,
ssize_t nwritten;
NTSTATUS status;
int saved_errno = 0;
+ int cmp;
+
+ cmp = memcmp(ad->ad_filler, AD_FILLER_TAG_OSX, ADEDLEN_FILLER);
+ if (cmp != 0) {
+ return true;
+ }
p_ad = ad_get_entry(ad, ADEID_FINDERI);
if (p_ad == NULL) {
return true;
}
-/**
- * Convert from Apple's ._ file to Netatalk
- *
- * Apple's AppleDouble may contain a FinderInfo entry longer then 32
- * bytes containing packed xattrs.
- *
- * @return -1 in case an error occurred, 0 if no conversion was done, 1
- * otherwise
- **/
-static int ad_convert(struct adouble *ad,
- const struct smb_filename *smb_fname)
+static bool ad_convert_truncate(struct adouble *ad,
+ const struct smb_filename *smb_fname)
{
- int rc = 0;
- char *map = MAP_FAILED;
- size_t origlen;
+ int rc;
+
+ /*
+ * FIXME: direct ftruncate(), but we don't have a fsp for the
+ * VFS call
+ */
+ rc = ftruncate(ad->ad_fd, ADEDOFF_RFORK_DOT_UND +
+ ad_getentrylen(ad, ADEID_RFORK));
+ if (rc != 0) {
+ return false;
+ }
+
+ return true;
+}
+
+static bool ad_convert_blank_rfork(struct adouble *ad,
+ bool *blank)
+{
+ struct fruit_config_data *config = NULL;
+ uint8_t *map = MAP_FAILED;
+ size_t maplen;
+ int cmp;
ssize_t len;
+ int rc;
bool ok;
- if (ad_getentrylen(ad, ADEID_FINDERI) == ADEDLEN_FINDERI) {
- return 0;
+ *blank = false;
+
+ SMB_VFS_HANDLE_GET_DATA(ad->ad_handle, config,
+ struct fruit_config_data, return false);
+
+ if (!config->wipe_intentionally_left_blank_rfork) {
+ return true;
}
- origlen = ad_getentryoff(ad, ADEID_RFORK) +
+ if (ad_getentrylen(ad, ADEID_RFORK) != sizeof(empty_resourcefork)) {
+ return true;
+ }
+
+ maplen = ad_getentryoff(ad, ADEID_RFORK) +
ad_getentrylen(ad, ADEID_RFORK);
/* FIXME: direct use of mmap(), vfs_aio_fork does it too */
- map = mmap(NULL, origlen, PROT_READ|PROT_WRITE, MAP_SHARED,
+ map = mmap(NULL, maplen, PROT_READ|PROT_WRITE, MAP_SHARED,
ad->ad_fd, 0);
if (map == MAP_FAILED) {
- DEBUG(2, ("mmap AppleDouble: %s\n", strerror(errno)));
- return -1;
+ DBG_ERR("mmap AppleDouble: %s\n", strerror(errno));
+ return false;
+ }
+
+ cmp = memcmp(map + ADEDOFF_RFORK_DOT_UND,
+ empty_resourcefork,
+ sizeof(empty_resourcefork));
+ rc = munmap(map, maplen);
+ if (rc != 0) {
+ DBG_ERR("munmap failed: %s\n", strerror(errno));
+ return false;
+ }
+
+ if (cmp != 0) {
+ return true;
}
- ok = ad_convert_xattr(ad, smb_fname, map);
+ ad_setentrylen(ad, ADEID_RFORK, 0);
+
+ ok = ad_pack(ad);
if (!ok) {
- munmap(map, origlen);
- return -1;
+ return false;
+ }
+
+ len = sys_pwrite(ad->ad_fd, ad->ad_data, AD_DATASZ_DOT_UND, 0);
+ if (len != AD_DATASZ_DOT_UND) {
+ return false;
}
+ *blank = true;
+ return true;
+}
+
+static bool ad_convert_delete_adfile(struct adouble *ad,
+ const struct smb_filename *smb_fname)
+{
+ struct fruit_config_data *config = NULL;
+ struct smb_filename *ad_name = NULL;
+ int rc;
+
if (ad_getentrylen(ad, ADEID_RFORK) > 0) {
- memmove(map + ad_getentryoff(ad, ADEID_FINDERI) + ADEDLEN_FINDERI,
- map + ad_getentryoff(ad, ADEID_RFORK),
- ad_getentrylen(ad, ADEID_RFORK));
+ return true;
}
- ad_setentryoff(ad, ADEID_RFORK,
- ad_getentryoff(ad, ADEID_FINDERI) + ADEDLEN_FINDERI);
+ SMB_VFS_HANDLE_GET_DATA(ad->ad_handle, config,
+ struct fruit_config_data, return false);
- /*
- * FIXME: direct ftruncate(), but we don't have a fsp for the
- * VFS call
- */
- rc = ftruncate(ad->ad_fd, ad_getentryoff(ad, ADEID_RFORK)
- + ad_getentrylen(ad, ADEID_RFORK));
+ if (!config->delete_empty_adfiles) {
+ return true;
+ }
+
+ rc = adouble_path(talloc_tos(), smb_fname, &ad_name);
if (rc != 0) {
- munmap(map, origlen);
- return -1;
+ return false;
}
- rc = munmap(map, origlen);
+ rc = SMB_VFS_NEXT_UNLINK(ad->ad_handle, ad_name);
if (rc != 0) {
- DBG_ERR("munmap failed: %s\n", strerror(errno));
- return -1;
+ DBG_ERR("Unlinking [%s] failed: %s\n",
+ smb_fname_str_dbg(ad_name), strerror(errno));
+ TALLOC_FREE(ad_name);
+ return false;
}
- ok = ad_pack(ad);
+ DBG_WARNING("Unlinked [%s] after conversion\n", smb_fname_str_dbg(ad_name));
+ TALLOC_FREE(ad_name);
+
+ return true;
+}
+
+/**
+ * Convert from Apple's ._ file to Netatalk
+ *
+ * Apple's AppleDouble may contain a FinderInfo entry longer then 32
+ * bytes containing packed xattrs.
+ *
+ * @return -1 in case an error occurred, 0 if no conversion was done, 1
+ * otherwise
+ **/
+static int ad_convert(struct adouble *ad,
+ const struct smb_filename *smb_fname)
+{
+ bool ok;
+ bool converted_xattr = false;
+ bool blank;
+
+ ok = ad_convert_xattr(ad, smb_fname, &converted_xattr);
if (!ok) {
- DBG_WARNING("ad_pack [%s] failed\n", smb_fname->base_name);
return -1;
}
- len = sys_pwrite(ad->ad_fd, ad->ad_data, AD_DATASZ_DOT_UND, 0);
- if (len != AD_DATASZ_DOT_UND) {
- DBG_ERR("%s: bad size: %zd\n", smb_fname->base_name, len);
+ ok = ad_convert_blank_rfork(ad, &blank);
+ if (!ok) {
return -1;
}
+ if (converted_xattr || blank) {
+ ok = ad_convert_truncate(ad, smb_fname);
+ if (!ok) {
+ return -1;
+ }
+ }
+
ok = ad_convert_finderinfo(ad, smb_fname);
if (!ok) {
DBG_ERR("Failed to convert [%s]\n",
return -1;
}
+ ok = ad_convert_delete_adfile(ad, smb_fname);
+ if (!ok) {
+ return -1;
+ }
+
return 0;
}
config->time_machine_max_size = conv_str_size(tm_size_str);
}
+ config->wipe_intentionally_left_blank_rfork = lp_parm_bool(
+ SNUM(handle->conn), FRUIT_PARAM_TYPE_NAME,
+ "wipe_intentionally_left_blank_rfork", false);
+
+ config->delete_empty_adfiles = lp_parm_bool(
+ SNUM(handle->conn), FRUIT_PARAM_TYPE_NAME,
+ "delete_empty_adfiles", false);
+
SMB_VFS_HANDLE_SET_DATA(handle, config,
NULL, struct fruit_config_data,
return -1);
goto exit;
}
- /* Sanitize flags */
- if (flags & O_WRONLY) {
- /* We always need read access for the metadata header too */
- flags &= ~O_WRONLY;
- flags |= O_RDWR;
- }
+ /* We always need read/write access for the metadata header too */
+ flags &= ~(O_RDONLY | O_WRONLY);
+ flags |= O_RDWR;
hostfd = SMB_VFS_NEXT_OPEN(handle, smb_fname_base, fsp,
flags, mode);
SMB_VFS_HANDLE_GET_DATA(handle, config,
struct fruit_config_data, return -1);
- if (((flags & O_ACCMODE) == O_RDONLY)
- && (flags & O_CREAT)
- && !VALID_STAT(fsp->fsp_name->st))
- {
- /*
- * This means the stream doesn't exist. macOS SMB server fails
- * this with NT_STATUS_OBJECT_NAME_NOT_FOUND, so must we. Cf bug
- * 12565 and the test for this combination in
- * test_rfork_create().
- */
- errno = ENOENT;
- return -1;
- }
-
switch (config->rsrc) {
case FRUIT_RSRC_STREAM:
fd = SMB_VFS_NEXT_OPEN(handle, smb_fname, fsp, flags, mode);