Attachment 11365 Details for Bug 11466 – Patch for master

[patch] Patch for master

fruit_streams_xattr.patch (text/plain), 6.54 KB, created by Ralph Böhme on 2015-08-25 08:50:23 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Ralph Böhme

Created: 2015-08-25 08:50:23 UTC

Size: 6.54 KB

patch

obsolete

>From 778f2f3d9d9f519332f6581c98b56adae60d38dd Mon Sep 17 00:00:00 2001
>From: Ralph Boehme <slow@samba.org>
>Date: Mon, 24 Aug 2015 17:42:35 +0200
>Subject: [PATCH 1/3] vfs_fruit: add and use define for the Netatalk metadata
> xattr
>
>Bug: https://bugzilla.samba.org/show_bug.cgi?id=11466
>
>Signed-off-by: Ralph Boehme <slow@samba.org>
>---
> source3/modules/vfs_fruit.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
>diff --git a/source3/modules/vfs_fruit.c b/source3/modules/vfs_fruit.c
>index 8ac4ba1..548c3e3 100644
>--- a/source3/modules/vfs_fruit.c
>+++ b/source3/modules/vfs_fruit.c
>@@ -104,11 +104,12 @@ static int vfs_fruit_debug_level = DBGC_VFS;
>  * REVIEW:
>  * This is hokey, but what else can we do?
>  */
>+#define NETATALK_META_XATTR "org.netatalk.Metadata"
> #if defined(HAVE_ATTROPEN) || defined(FREEBSD)
>-#define AFPINFO_EA_NETATALK "org.netatalk.Metadata"
>+#define AFPINFO_EA_NETATALK NETATALK_META_XATTR
> #define AFPRESOURCE_EA_NETATALK "org.netatalk.ResourceFork"
> #else
>-#define AFPINFO_EA_NETATALK "user.org.netatalk.Metadata"
>+#define AFPINFO_EA_NETATALK "user." NETATALK_META_XATTR
> #define AFPRESOURCE_EA_NETATALK "user.org.netatalk.ResourceFork"
> #endif
> 
>-- 
>2.1.0
>
>
>From 43aa7ccb5e762fcdfa6b5b7f43a2a709835bacfd Mon Sep 17 00:00:00 2001
>From: Ralph Boehme <slow@samba.org>
>Date: Mon, 24 Aug 2015 17:43:40 +0200
>Subject: [PATCH 2/3] vfs_fruit: hide the Netatalk metadata xattr in streaminfo
>
>Bug: https://bugzilla.samba.org/show_bug.cgi?id=11466
>
>Signed-off-by: Ralph Boehme <slow@samba.org>
>---
> source3/modules/vfs_fruit.c | 54 +++++++++++++++++++++++++++++++++++++++++++--
> 1 file changed, 52 insertions(+), 2 deletions(-)
>
>diff --git a/source3/modules/vfs_fruit.c b/source3/modules/vfs_fruit.c
>index 548c3e3..7507cdd 100644
>--- a/source3/modules/vfs_fruit.c
>+++ b/source3/modules/vfs_fruit.c
>@@ -1521,6 +1521,40 @@ static bool add_fruit_stream(TALLOC_CTX *mem_ctx, unsigned int *num_streams,
> 	return true;
> }
> 
>+static bool del_fruit_stream(TALLOC_CTX *mem_ctx, unsigned int *num_streams,
>+			     struct stream_struct **streams,
>+			     const char *name)
>+{
>+	struct stream_struct *tmp = *streams;
>+	int i;
>+	int cmp;
>+
>+	if (*num_streams == 0) {
>+		return true;
>+	}
>+
>+	for (i = 0; i < *num_streams; i++) {
>+		cmp = strcasecmp_m(tmp[i].name, name);
>+		if (cmp != 0) {
>+			continue;
>+		}
>+		break;
>+	}
>+
>+	if (cmp != 0) {
>+		return true;
>+	}
>+
>+	TALLOC_FREE(tmp[i].name);
>+	if (*num_streams - 1 > i) {
>+		memmove(&tmp[i], &tmp[i+1],
>+			(*num_streams - i - 1) * sizeof(struct stream_struct));
>+	}
>+
>+	*num_streams -= 1;
>+	return true;
>+}
>+
> static bool empty_finderinfo(const struct adouble *ad)
> {
> 
>@@ -3056,6 +3090,7 @@ static NTSTATUS fruit_streaminfo(vfs_handle_struct *handle,
> 	struct fruit_config_data *config = NULL;
> 	struct smb_filename *smb_fname = NULL;
> 	struct adouble *ad = NULL;
>+	NTSTATUS status;
> 
> 	SMB_VFS_HANDLE_GET_DATA(handle, config, struct fruit_config_data,
> 				return NT_STATUS_UNSUCCESSFUL);
>@@ -3104,8 +3139,23 @@ static NTSTATUS fruit_streaminfo(vfs_handle_struct *handle,
> 
> 	TALLOC_FREE(smb_fname);
> 
>-	return SMB_VFS_NEXT_STREAMINFO(handle, fsp, fname, mem_ctx,
>-				       pnum_streams, pstreams);
>+	status = SMB_VFS_NEXT_STREAMINFO(handle, fsp, fname, mem_ctx,
>+					 pnum_streams, pstreams);
>+	if (!NT_STATUS_IS_OK(status)) {
>+		return status;
>+	}
>+
>+	if (config->meta == FRUIT_META_NETATALK) {
>+		/* Remove the Netatalk xattr from the list */
>+		if (!del_fruit_stream(mem_ctx, pnum_streams, pstreams,
>+				      ":" NETATALK_META_XATTR ":$DATA")) {
>+				TALLOC_FREE(ad);
>+				TALLOC_FREE(smb_fname);
>+				return NT_STATUS_NO_MEMORY;
>+		}
>+	}
>+
>+	return NT_STATUS_OK;
> }
> 
> static int fruit_ntimes(vfs_handle_struct *handle,
>-- 
>2.1.0
>
>
>From 85a7d178ef35a0c604b24dbf9a0c1181a736601b Mon Sep 17 00:00:00 2001
>From: Ralph Boehme <slow@samba.org>
>Date: Mon, 24 Aug 2015 17:45:14 +0200
>Subject: [PATCH 3/3] vfs_streams_xattr: fix and simplify
> streams_xattr_get_name()
>
>streams_xattr_get_name() fails to chop of the stream type in case
>config->store_stream_type is false and the passed stream name contains a
>stream type.
>
>Eg when the passed in stream name is ":mystream:$DATA", but
>config->store_stream_type is false, we must generate a xattr name of
>"mystream" or "user.mystream".
>
>Bug: https://bugzilla.samba.org/show_bug.cgi?id=11466
>
>Signed-off-by: Ralph Boehme <slow@samba.org>
>---
> source3/modules/vfs_streams_xattr.c | 40 ++++++++++++++++++-------------------
> 1 file changed, 20 insertions(+), 20 deletions(-)
>
>diff --git a/source3/modules/vfs_streams_xattr.c b/source3/modules/vfs_streams_xattr.c
>index 92bd1c9..c9ac4ec 100644
>--- a/source3/modules/vfs_streams_xattr.c
>+++ b/source3/modules/vfs_streams_xattr.c
>@@ -106,12 +106,19 @@ static NTSTATUS streams_xattr_get_name(vfs_handle_struct *handle,
> 				       const char *stream_name,
> 				       char **xattr_name)
> {
>+	char *sname;
> 	char *stype;
> 	struct streams_xattr_config *config;
> 
> 	SMB_VFS_HANDLE_GET_DATA(handle, config, struct streams_xattr_config,
> 				return NT_STATUS_UNSUCCESSFUL);
> 
>+
>+	sname = talloc_strdup(ctx, stream_name + 1);
>+	if (sname == NULL) {
>+		return NT_STATUS_NO_MEMORY;
>+	}
>+
> 	/*
> 	 * With vfs_fruit option "fruit:encoding = native" we're
> 	 * already converting stream names that contain illegal NTFS
>@@ -126,41 +133,34 @@ static NTSTATUS streams_xattr_get_name(vfs_handle_struct *handle,
> 	 * In check_path_syntax() we've already ensured the streamname
> 	 * we got from the client is valid.
> 	 */
>-	stype = strrchr_m(stream_name + 1, ':');
>+	stype = strrchr_m(sname, ':');
> 
> 	if (stype) {
>+		/*
>+ 		 * We only support one stream type: "$DATA"
>+		 */
> 		if (strcasecmp_m(stype, ":$DATA") != 0) {
>+			talloc_free(sname);
> 			return NT_STATUS_INVALID_PARAMETER;
> 		}
>+
>+		/* Split name and type */
>+		stype[0] = '\0';
> 	}
> 
>-	*xattr_name = talloc_asprintf(ctx, "%s%s",
>+	*xattr_name = talloc_asprintf(ctx, "%s%s%s",
> 				      config->prefix,
>-				      stream_name + 1);
>+				      sname,
>+				      config->store_stream_type ? ":$DATA" : "");
> 	if (*xattr_name == NULL) {
>+		talloc_free(sname);
> 		return NT_STATUS_NO_MEMORY;
> 	}
> 
>-	if (stype != NULL) {
>-		/* Normalize the stream type to upercase. */
>-		if (!strupper_m(strrchr_m(*xattr_name, ':') + 1)) {
>-			return NT_STATUS_INVALID_PARAMETER;
>-		}
>-	} else if (config->store_stream_type) {
>-		/*
>-		 * Append an explicit stream type if one wasn't
>-		 * specified.
>-		 */
>-		*xattr_name = talloc_asprintf(ctx, "%s%s",
>-					      *xattr_name, ":$DATA");
>-		if (*xattr_name == NULL) {
>-			return NT_STATUS_NO_MEMORY;
>-		}
>-	}
>-
> 	DEBUG(10, ("xattr_name: %s, stream_name: %s\n", *xattr_name,
> 		   stream_name));
> 
>+	talloc_free(sname);
> 	return NT_STATUS_OK;
> }
> 
>-- 
>2.1.0
>

Actions: View

Attachments on bug 11466: 11365 | 11499 | 11741