SOURCES: device-mapper-dmsetup-export.patch (NEW) - extracted from...

[glen]

Author: glen                         Date: Thu Oct 25 21:55:20 2007 GMT
Module: SOURCES                       Tag: HEAD
---- Log message:
- extracted from http://download.opensuse.org/distribution/openSUSE-current/repo/src-oss/suse/src/device-mapper-1.02.19-28.src.rpm

---- Files affected:
SOURCES:
   device-mapper-dmsetup-export.patch (NONE -> 1.1)  (NEW)

---- Diffs:

================================================================
Index: SOURCES/device-mapper-dmsetup-export.patch
diff -u /dev/null SOURCES/device-mapper-dmsetup-export.patch:1.1
--- /dev/null	Thu Oct 25 23:55:20 2007
+++ SOURCES/device-mapper-dmsetup-export.patch	Thu Oct 25 23:55:15 2007
@@ -0,0 +1,140 @@
+diff --git a/dmsetup/dmsetup.c b/dmsetup/dmsetup.c
+index 25f14a6..b693008 100644
+--- a/dmsetup/dmsetup.c
++++ b/dmsetup/dmsetup.c
+@@ -995,6 +995,94 @@ static int _status(int argc, char **argv
+ 	return r;
+ }
+ 
++static int _export(int argc, char **argv, void *data)
++{
++	int r = 0;
++	struct dm_task *dmt = NULL;
++	void *next = NULL;
++	uint64_t start, length;
++	char *target_type = NULL;
++	char *params;
++	struct dm_names *names = (struct dm_names *) data;
++	const char *name = NULL;
++	const char *uuid = NULL;
++	struct dm_info info;
++
++	if (data)
++		name = names->name;
++	else if (argc == 2)
++		name = argv[1];
++
++	if (!(dmt = dm_task_create(DM_DEVICE_STATUS)))
++		goto out;
++
++	if (!_set_task_device(dmt, name, 0))
++		goto out;
++
++	if (!dm_task_run(dmt))
++		goto out;
++
++	if (!dm_task_get_info(dmt, &info) || !info.exists)
++		goto out;
++
++	if (!name)
++		name = dm_task_get_name(dmt);
++
++	uuid = dm_task_get_uuid(dmt);
++	printf("DM_NAME=%s\n", name);
++
++	if ((uuid = dm_task_get_uuid(dmt)) && *uuid)
++		printf("DM_UUID=%s\n", uuid);
++
++	if (!info.exists) {
++		printf("DM_STATE=NOTPRESENT\n");
++		goto out;
++	}
++
++	printf("DM_STATE=%s\n",
++	       info.suspended ? "SUSPENDED" :
++	       (info.read_only ? " READONLY" : "ACTIVE"));
++
++	if (!info.live_table && !info.inactive_table)
++		printf("DM_TABLE_STATE=NONE\n");
++	else
++		printf("DM_TABLE_STATE=%s%s%s\n",
++		       info.live_table ? "LIVE" : "",
++		       info.live_table && info.inactive_table ? "/" : "",
++		       info.inactive_table ? "INACTIVE" : "");
++
++	if (info.open_count != -1)
++		printf("DM_OPENCOUNT=%d\n", info.open_count);
++
++	printf("DM_LAST_EVENT_NR=%" PRIu32 "\n", info.event_nr);
++
++	printf("DM_MAJOR=%d\n", info.major);
++	printf("DM_MINOR=%d\n", info.minor);
++
++	if (info.target_count != -1)
++		printf("DM_TARGET_COUNT=%d\n", info.target_count);
++
++	/* export all table types */
++	next = dm_get_next_target(dmt, next, &start, &length,
++				  &target_type, &params);
++	if (target_type) {
++		printf("DM_TARGET_TYPES=%s", target_type);
++		while (next) {
++			next = dm_get_next_target(dmt, next, &start, &length,
++						  &target_type, &params);
++			if (target_type)
++				printf(",%s", target_type);
++		}
++		printf("\n");
++	}
++
++	r = 1;
++      out:
++	if (dmt)
++		dm_task_destroy(dmt);
++	return r;
++}
++
+ /* Show target names and their version numbers */
+ static int _targets(int argc __attribute((unused)), char **argv __attribute((unused)), void *data __attribute((unused)))
+ {
+@@ -1699,6 +1787,7 @@ static struct command _commands[] = {
+ 	{"info", "[<device>]", 0, 1, _info},
+ 	{"deps", "[<device>]", 0, 1, _deps},
+ 	{"status", "[<device>] [--target <target_type>]", 0, 1, _status},
++	{"export", "[<device>]", 0, 1, _export},
+ 	{"table", "[<device>] [--target <target_type>] [--showkeys]", 0, 1, _status},
+ 	{"wait", "<device> [<event_nr>]", 0, 2, _wait},
+ 	{"mknodes", "[<device>]", 0, 1, _mknodes},
+diff --git a/man/dmsetup.8 b/man/dmsetup.8
+index 5b2ed9f..c4524aa 100644
+--- a/man/dmsetup.8
++++ b/man/dmsetup.8
+@@ -39,13 +39,16 @@ dmsetup \- low level logical volume mana
+ .B dmsetup ls
+ .I [--target target_type] [--exec command] [--tree [-o options]]
+ .br
+-.B dmsetup info 
++.B dmsetup info
+ .I [device_name]
+ .br
+ .B dmsetup info -c|-C|--columns
+ .I [--noheadings] [--separator separator] [-o fields] [-O|--sort sort_fields]
+ .I [device_name]
+ .br
++.B dmsetup export
++.I [device_name]
++.br
+ .B dmsetup deps
+ .I [device_name]
+ .br
+@@ -138,6 +141,10 @@ device_name in subsequent dmsetup comman
+ If successful a device will appear as
+ /dev/device-mapper/<device-name>.  
+ See below for information on the table format.
++.IP \fBexport
++.I [device_name]
++.br
++Outputs information in key/value format to be imported by other programs.
+ .IP \fBdeps
+ .I [device_name]
+ .br
================================================================