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PKGBUILDs/core/dmraid/dmraid-1.0.0.rc15-rm_partitions.patch
root 50ef08f63c Added new core vanilla PKGBUILDs
2009-10-09 21:17:35 -05:00

222 lines
7.5 KiB
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diff -up 1.0.0.rc15/include/dmraid/lib_context.h.rmparts 1.0.0.rc15/include/dmraid/lib_context.h
--- 1.0.0.rc15/include/dmraid/lib_context.h.rmparts 2008-06-20 16:17:35.000000000 +0200
+++ 1.0.0.rc15/include/dmraid/lib_context.h 2009-02-13 12:03:57.000000000 +0100
@@ -169,6 +169,7 @@ enum action {
PARTCHAR = 0x20000000,
#endif
+ RMPARTITIONS = 0x40000000,
};
/* Arguments allowed ? */
diff -up 1.0.0.rc15/lib/Makefile.in.rmparts 1.0.0.rc15/lib/Makefile.in
--- 1.0.0.rc15/lib/Makefile.in.rmparts 2008-06-11 15:07:04.000000000 +0200
+++ 1.0.0.rc15/lib/Makefile.in 2009-02-13 12:03:57.000000000 +0100
@@ -12,6 +12,7 @@ SOURCES=\
activate/activate.c \
activate/devmapper.c \
device/ata.c \
+ device/partition.c \
device/scan.c \
device/scsi.c \
display/display.c \
diff -up 1.0.0.rc15/lib/device/dev-io.h.rmparts 1.0.0.rc15/lib/device/dev-io.h
--- 1.0.0.rc15/lib/device/dev-io.h.rmparts 2008-06-12 12:54:32.000000000 +0200
+++ 1.0.0.rc15/lib/device/dev-io.h 2009-02-13 12:03:57.000000000 +0100
@@ -19,5 +19,6 @@
int discover_devices(struct lib_context *lc, char **devnodes);
int removable_device(struct lib_context *lc, char *dev_path);
+int remove_device_partitions(struct lib_context *lc, void *rs, int dummy);
#endif
diff -up /dev/null 1.0.0.rc15/lib/device/partition.c
--- /dev/null 2009-02-13 08:38:43.364262886 +0100
+++ 1.0.0.rc15/lib/device/partition.c 2009-02-13 12:03:57.000000000 +0100
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2009 Hans de Goede <hdegoede@redhat.com>, Red Hat Inc.
+ * All rights reserved.
+ *
+ * See file LICENSE at the top of this source tree for license information.
+ */
+#include <linux/blkpg.h>
+#include <sys/ioctl.h>
+#include <errno.h>
+#include <fcntl.h>
+#include "internal.h"
+
+static int
+_remove_subset_partitions(struct lib_context *lc, struct raid_set *rs)
+{
+ struct raid_dev *rd;
+ struct blkpg_partition part = { 0, };
+ struct blkpg_ioctl_arg io = {
+ .op = BLKPG_DEL_PARTITION,
+ .datalen = sizeof(part),
+ .data = &part,
+ };
+
+ list_for_each_entry(rd, &rs->devs, devs) {
+ int fd = open(rd->di->path, O_RDWR);
+ if (fd < 0)
+ LOG_ERR(lc, 0, "opening %s: %s\n", rd->di->path,
+ strerror(errno));
+
+ /* There is no way to enumerate partitions */
+ for (part.pno = 1; part.pno <= 256; part.pno++) {
+ if (ioctl(fd, BLKPG, &io) < 0 && errno != ENXIO &&
+ (part.pno < 16 || errno != EINVAL))
+ LOG_ERR(lc, 0,
+ "removing part %d from %s: %s\n",
+ part.pno, rd->di->path,
+ strerror(errno));
+ }
+ }
+ return 1;
+}
+
+/* Remove the partition block devices (ie sda1) from block devices (ie sda)
+ used in the set, so that things like hal / blkid won't try to access the
+ disks directly */
+int
+remove_device_partitions(struct lib_context *lc, void *v, int dummy)
+{
+ struct raid_set *subset, *rs = v;
+
+ /* Recursively walk down the chain of stacked RAID sets */
+ list_for_each_entry(subset, &rs->sets, list) {
+ /* Remove partitions from devices of set below this one */
+ if (!T_GROUP(rs) && !remove_device_partitions(lc, subset, 0))
+ return 0;
+ }
+
+ return _remove_subset_partitions(lc, rs);
+}
diff -up 1.0.0.rc15/lib/metadata/metadata.c.rmparts 1.0.0.rc15/lib/metadata/metadata.c
--- 1.0.0.rc15/lib/metadata/metadata.c.rmparts 2008-09-17 14:58:31.000000000 +0200
+++ 1.0.0.rc15/lib/metadata/metadata.c 2009-02-13 12:03:57.000000000 +0100
@@ -2147,6 +2147,9 @@ lib_perform(struct lib_context *lc, enum
if (get_metadata(lc, action, p, argv))
ret = p->post(lc, p->pre ? p->pre(p->arg) : p->arg);
+ if (ret && (RMPARTITIONS & action))
+ process_sets(lc, remove_device_partitions, 0, SETS);
+
if (LOCK == p->lock)
unlock_resource(lc, NULL);
diff -up 1.0.0.rc15/man/dmraid.8.rmparts 1.0.0.rc15/man/dmraid.8
--- 1.0.0.rc15/man/dmraid.8.rmparts 2008-06-11 15:07:20.000000000 +0200
+++ 1.0.0.rc15/man/dmraid.8 2009-02-13 12:10:11.000000000 +0100
@@ -8,6 +8,7 @@ dmraid \- discover, configure and activa
[-f|--format FORMAT[,FORMAT...]]
[{-P|--partchar} CHAR]
[-p|--no_partitions]
+ [-Z|--rm_partitions]
[--separator SEPARATOR]
[-t|--test]
[RAID-set...]
@@ -110,7 +111,11 @@ In case metadata format handlers are cho
Useful if devices have multiple metadata signatures.
When activating RAID sets,
.B -p
-disables the activation of partitions on them.
+disables the activation of partitions on them, and
+.B -Z
+will make dmraid tell the kernel to remove the partitions from the disks
+underlying the set, ie if sda is part of the set, remove sda1, sda2, etc.
+This prevents applications from directly accessiong the disks bypassing dmraid.
RAID set names given on command line don't need to be fully specified
(eg, "dmraid -ay sil" would activate all discovered Silicon Image Medley
RAID sets).
diff -up 1.0.0.rc15/tools/commands.c.rmparts 1.0.0.rc15/tools/commands.c
--- 1.0.0.rc15/tools/commands.c.rmparts 2008-06-20 22:25:33.000000000 +0200
+++ 1.0.0.rc15/tools/commands.c 2009-02-13 12:03:57.000000000 +0100
@@ -38,7 +38,7 @@ static char const *short_opts = "a:hipP:
#endif
"rR:s::tv"
#endif
- "VC:S::";
+ "VC:S::Z";
#ifdef HAVE_GETOPTLONG
static struct option long_opts[] = {
@@ -73,6 +73,7 @@ static struct option long_opts[] = {
{"version", no_argument, NULL, 'V'},
{"create", required_argument, NULL, 'C'},
{"spare", optional_argument, NULL, 'S'},
+ {"rm_partitions", no_argument, NULL, 'Z'},
{NULL, no_argument, NULL, 0}
};
#endif /* #ifdef HAVE_GETOPTLONG */
@@ -209,6 +210,7 @@ help(struct lib_context *lc, int arg)
"\t[-f|--format FORMAT[,FORMAT...]]\n"
"\t[-P|--partchar CHAR]\n"
"\t[-p|--no_partitions]\n"
+ "\t[-Z|--rm_partitions]\n"
"\t[--separator SEPARATOR]\n" "\t[RAID-set...]\n", c);
log_print(lc, "%s\t{-h|--help}\n", c);
log_print(lc, "%s\t{-V/--version}\n", c);
@@ -221,7 +223,7 @@ help(struct lib_context *lc, int arg)
"\t[-f|--format FORMAT[,FORMAT...]]\n"
"\t[-P|--partchar CHAR]\n" "\t[-p|--no_partitions]\n"
"\t[--separator SEPARATOR]\n" "\t[-t|--test]\n"
- "\t[RAID-set...]\n", c);
+ "\t[-Z|--rm_partitions] [RAID-set...]\n", c);
log_print(lc,
"%s\t{-b|--block_devices} *\n"
"\t[-c|--display_columns][FIELD[,FIELD...]]...\n"
@@ -274,7 +276,7 @@ static struct actions actions[] = {
UNDEF, /* Set in check_activate() by mandatory option argument. */
UNDEF,
ACTIVATE | DEACTIVATE | FORMAT | HELP | IGNORELOCKING | NOPARTITIONS |
- SEPARATOR
+ SEPARATOR | RMPARTITIONS
#ifndef DMRAID_MINI
| DBG | TEST | VERBOSE
#endif
@@ -293,7 +295,8 @@ static struct actions actions[] = {
# endif
| RAID_DEVICES | RAID_SETS,
ACTIVE | INACTIVE | COLUMN | DBG | DUMP | DMERASE | GROUP | HELP |
- IGNORELOCKING | NOPARTITIONS | SEPARATOR | TEST | VERBOSE
+ IGNORELOCKING | NOPARTITIONS | SEPARATOR | TEST | VERBOSE |
+ RMPARTITIONS
#else
, UNDEF
#endif
@@ -310,7 +313,7 @@ static struct actions actions[] = {
{'P',
PARTCHAR,
ACTIVATE | DEACTIVATE,
- FORMAT | HELP | IGNORELOCKING | SEPARATOR
+ FORMAT | HELP | IGNORELOCKING | SEPARATOR | RMPARTITIONS
#ifndef DMRAID_MINI
| DBG | TEST | VERBOSE
#endif
@@ -323,7 +326,7 @@ static struct actions actions[] = {
{'p',
NOPARTITIONS,
ACTIVATE | DEACTIVATE,
- FORMAT | HELP | IGNORELOCKING | SEPARATOR
+ FORMAT | HELP | IGNORELOCKING | SEPARATOR | RMPARTITIONS
#ifndef DMRAID_MINI
| DBG | TEST | VERBOSE
#endif
@@ -573,6 +576,15 @@ static struct actions actions[] = {
check_spare_argument,
LC_HOT_SPARE_SET,
},
+ {'Z',
+ RMPARTITIONS,
+ ACTIVATE, /* We cannot undo this on DEACTIVATE ! */
+ DBG | FORMAT | HELP | IGNORELOCKING | NOPARTITIONS | VERBOSE |
+ SEPARATOR,
+ ARGS,
+ NULL,
+ 0,
+ },
};
/*
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