Differential D3343 Diff 14699 sbin/geom/class/multipath/geom_multipath.c

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sbin/geom/class/multipath/geom_multipath.c

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static void mp_prefer(struct gctl_req *);		static void mp_prefer(struct gctl_req *);

struct g_command class_commands[] = {		struct g_command class_commands[] = {
{		{
"create", G_FLAG_VERBOSE \| G_FLAG_LOADKLD, NULL,		"create", G_FLAG_VERBOSE \| G_FLAG_LOADKLD, NULL,
{		{
{ 'A', "active_active", NULL, G_TYPE_BOOL },		{ 'A', "active_active", NULL, G_TYPE_BOOL },
{ 'R', "active_read", NULL, G_TYPE_BOOL },		{ 'R', "active_read", NULL, G_TYPE_BOOL },
		{ 'L', "logicalblock", 0, G_TYPE_NUMBER },
G_OPT_SENTINEL		G_OPT_SENTINEL
},		},
"[-vAR] name prov ..."		"[-vAR] [-L logicalblock] name prov ..."
},		},
{		{
"label", G_FLAG_VERBOSE \| G_FLAG_LOADKLD, mp_main,		"label", G_FLAG_VERBOSE \| G_FLAG_LOADKLD, mp_main,
{		{
{ 'A', "active_active", NULL, G_TYPE_BOOL },		{ 'A', "active_active", NULL, G_TYPE_BOOL },
{ 'R', "active_read", NULL, G_TYPE_BOOL },		{ 'R', "active_read", NULL, G_TYPE_BOOL },
		{ 'L', "logicalblock", 0, G_TYPE_NUMBER },
G_OPT_SENTINEL		G_OPT_SENTINEL
},		},
"[-vAR] name prov ..."		"[-vAR] [-L logicalblock] name prov ..."
},		},
{ "configure", G_FLAG_VERBOSE, NULL,
{		{
		"configure", G_FLAG_VERBOSE, NULL,
		{
{ 'A', "active_active", NULL, G_TYPE_BOOL },		{ 'A', "active_active", NULL, G_TYPE_BOOL },
{ 'P', "active_passive", NULL, G_TYPE_BOOL },		{ 'P', "active_passive", NULL, G_TYPE_BOOL },
{ 'R', "active_read", NULL, G_TYPE_BOOL },		{ 'R', "active_read", NULL, G_TYPE_BOOL },
		{ 'L', "logicalblock", 0, G_TYPE_NUMBER },
G_OPT_SENTINEL		G_OPT_SENTINEL
},		},
"[-vAPR] name"		"[-vAPR] [-L logicalblock] name"
},		},
{		{
"add", G_FLAG_VERBOSE, NULL, G_NULL_OPTS,		"add", G_FLAG_VERBOSE, NULL, G_NULL_OPTS,
"[-v] name prov"		"[-v] name prov"
},		},
{		{
"remove", G_FLAG_VERBOSE, NULL, G_NULL_OPTS,		"remove", G_FLAG_VERBOSE, NULL, G_NULL_OPTS,
"[-v] name prov"		"[-v] name prov"
▲ Show 20 Lines • Show All 54 Lines • ▼ Show 20 Lines	mp_main(struct gctl_req *req, unsigned int flags __unused)
}		}
}		}

static void		static void
mp_label(struct gctl_req *req)		mp_label(struct gctl_req *req)
{		{
struct g_multipath_metadata md;		struct g_multipath_metadata md;
off_t disksize = 0, msize;		off_t disksize = 0, msize;
uint8_t sector, rsector;		uint8_t sector, rsector, val;
char *ptr;		char *ptr;
uuid_t uuid;		uuid_t uuid;
ssize_t secsize = 0, ssize;		ssize_t secsize = 0, ssize;
uint32_t status;		uint32_t status;
const char name, name2, *mpname;		const char name, name2, *mpname;
int error, i, nargs, fd;		int error, i, nargs, fd;

nargs = gctl_get_int(req, "nargs");		nargs = gctl_get_int(req, "nargs");
▲ Show 20 Lines • Show All 48 Lines • ▼ Show 20 Lines	if (status != uuid_s_ok) {
return;		return;
}		}
uuid_to_string(&uuid, &ptr, &status);		uuid_to_string(&uuid, &ptr, &status);
if (status != uuid_s_ok) {		if (status != uuid_s_ok) {
gctl_error(req, "cannot stringify a UUID.");		gctl_error(req, "cannot stringify a UUID.");
return;		return;
}		}
strlcpy(md.md_uuid, ptr, sizeof (md.md_uuid));		strlcpy(md.md_uuid, ptr, sizeof (md.md_uuid));
		free(ptr);

md.md_active_active = gctl_get_int(req, "active_active");		md.md_active_active = gctl_get_int(req, "active_active");
if (gctl_get_int(req, "active_read"))		if (gctl_get_int(req, "active_read"))
md.md_active_active = 2;		md.md_active_active = 2;
free(ptr);		val = gctl_get_int(req, "logicalblock");
		if (val == 0 \|\| (val > 8 && val < 32))
		md.md_logicalblock = val;
		else {
		gctl_error(req, "Invalid logicalblock bitshift value: %u. "
		"Must be a value between 9 and 31, or 0 to disable.",
		val);
		return;
		}

/*		/*
* Allocate a sector to write as metadata.		* Allocate a sector to write as metadata.
*/		*/
sector = calloc(1, secsize);		sector = calloc(1, secsize);
if (sector == NULL) {		if (sector == NULL) {
gctl_error(req, "unable to allocate metadata buffer");		gctl_error(req, "unable to allocate metadata buffer");
return;		return;
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