D48595.id149719.diff
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	diff --git a/usr.sbin/ctld/ctld.h b/usr.sbin/ctld/ctld.h
	--- a/usr.sbin/ctld/ctld.h
	+++ b/usr.sbin/ctld/ctld.h
	@@ -31,6 +31,7 @@
	#ifndef CTLD_H
	#define CTLD_H

	+#include <sys/_nv.h>
	#include <sys/queue.h>
	#ifdef ICL_KERNEL_PROXY
	#include <sys/types.h>
	@@ -103,8 +104,6 @@
	int p_socket;
	};

	-TAILQ_HEAD(options, option);
	-
	#define PG_FILTER_UNKNOWN 0
	#define PG_FILTER_NONE 1
	#define PG_FILTER_PORTAL 2
	@@ -114,7 +113,7 @@
	struct portal_group {
	TAILQ_ENTRY(portal_group) pg_next;
	struct conf *pg_conf;
	- struct options pg_options;
	+ nvlist_t *pg_options;
	char *pg_name;
	struct auth_group *pg_discovery_auth_group;
	int pg_discovery_filter;
	@@ -158,16 +157,10 @@
	uint32_t p_ctl_port;
	};

	-struct option {
	- TAILQ_ENTRY(option) o_next;
	- char *o_name;
	- char *o_value;
	-};
	-
	struct lun {
	TAILQ_ENTRY(lun) l_next;
	struct conf *l_conf;
	- struct options l_options;
	+ nvlist_t *l_options;
	char *l_name;
	char *l_backend;
	uint8_t l_device_type;
	@@ -351,12 +344,6 @@
	void lun_set_size(struct lun *lun, size_t value);
	void lun_set_ctl_lun(struct lun *lun, uint32_t value);

	-struct option option_new(struct options os,
	- const char name, const char value);
	-void option_delete(struct options os, struct option co);
	-struct option option_find(const struct options os, const char *name);
	-void option_set(struct option o, const char value);
	-
	void kernel_init(void);
	int kernel_lun_add(struct lun *lun);
	int kernel_lun_modify(struct lun *lun);
	diff --git a/usr.sbin/ctld/ctld.c b/usr.sbin/ctld/ctld.c
	--- a/usr.sbin/ctld/ctld.c
	+++ b/usr.sbin/ctld/ctld.c
	@@ -30,6 +30,7 @@
	*/

	#include <sys/types.h>
	+#include <sys/nv.h>
	#include <sys/time.h>
	#include <sys/socket.h>
	#include <sys/stat.h>
	@@ -618,7 +619,7 @@
	if (pg == NULL)
	log_err(1, "calloc");
	pg->pg_name = checked_strdup(name);
	- TAILQ_INIT(&pg->pg_options);
	+ pg->pg_options = nvlist_create(0);
	TAILQ_INIT(&pg->pg_portals);
	TAILQ_INIT(&pg->pg_ports);
	pg->pg_conf = conf;
	@@ -635,7 +636,6 @@
	{
	struct portal portal, tmp;
	struct port port, tport;
	- struct option o, otmp;

	TAILQ_FOREACH_SAFE(port, &pg->pg_ports, p_pgs, tport)
	port_delete(port);
	@@ -643,8 +643,7 @@

	TAILQ_FOREACH_SAFE(portal, &pg->pg_portals, p_next, tmp)
	portal_delete(portal);
	- TAILQ_FOREACH_SAFE(o, &pg->pg_options, o_next, otmp)
	- option_delete(&pg->pg_options, o);
	+ nvlist_destroy(pg->pg_options);
	free(pg->pg_name);
	free(pg->pg_offload);
	free(pg->pg_redirection);
	@@ -1371,7 +1370,7 @@
	log_err(1, "calloc");
	lun->l_conf = conf;
	lun->l_name = checked_strdup(name);
	- TAILQ_INIT(&lun->l_options);
	+ lun->l_options = nvlist_create(0);
	TAILQ_INSERT_TAIL(&conf->conf_luns, lun, l_next);
	lun->l_ctl_lun = -1;

	@@ -1382,7 +1381,6 @@
	lun_delete(struct lun *lun)
	{
	struct target *targ;
	- struct option o, tmp;
	int i;

	TAILQ_FOREACH(targ, &lun->l_conf->conf_targets, t_next) {
	@@ -1393,8 +1391,7 @@
	}
	TAILQ_REMOVE(&lun->l_conf->conf_luns, lun, l_next);

	- TAILQ_FOREACH_SAFE(o, &lun->l_options, o_next, tmp)
	- option_delete(&lun->l_options, o);
	+ nvlist_destroy(lun->l_options);
	free(lun->l_name);
	free(lun->l_backend);
	free(lun->l_device_id);
	@@ -1480,58 +1477,6 @@
	lun->l_ctl_lun = value;
	}

	-struct option *
	-option_new(struct options options, const char name, const char *value)
	-{
	- struct option *o;
	-
	- o = option_find(options, name);
	- if (o != NULL) {
	- log_warnx("duplicated option \"%s\"", name);
	- return (NULL);
	- }
	-
	- o = calloc(1, sizeof(*o));
	- if (o == NULL)
	- log_err(1, "calloc");
	- o->o_name = checked_strdup(name);
	- o->o_value = checked_strdup(value);
	- TAILQ_INSERT_TAIL(options, o, o_next);
	-
	- return (o);
	-}
	-
	-void
	-option_delete(struct options options, struct option o)
	-{
	-
	- TAILQ_REMOVE(options, o, o_next);
	- free(o->o_name);
	- free(o->o_value);
	- free(o);
	-}
	-
	-struct option *
	-option_find(const struct options options, const char name)
	-{
	- struct option *o;
	-
	- TAILQ_FOREACH(o, options, o_next) {
	- if (strcmp(o->o_name, name) == 0)
	- return (o);
	- }
	-
	- return (NULL);
	-}
	-
	-void
	-option_set(struct option o, const char value)
	-{
	-
	- free(o->o_value);
	- o->o_value = checked_strdup(value);
	-}
	-
	#ifdef ICL_KERNEL_PROXY

	static void
	@@ -1590,6 +1535,20 @@
	}

	#if 0
	+static void
	+options_print(const char prefix, nvlist_t nvl)
	+{
	+ const char *name;
	+ void *cookie;
	+ int type;
	+
	+ cookie = NULL;
	+ while ((name = nvlist_next(nvl, &type, &cookie)) != NULL) {
	+ fprintf(stderr, "%soption %s %s\n", name,
	+ nvlist_get_string(nvl, name));
	+ }
	+}
	+
	static void
	conf_print(struct conf *conf)
	{
	@@ -1601,7 +1560,6 @@
	struct portal *portal;
	struct target *targ;
	struct lun *lun;
	- struct option *o;

	TAILQ_FOREACH(ag, &conf->conf_auth_groups, ag_next) {
	fprintf(stderr, "auth-group %s {\n", ag->ag_name);
	@@ -1621,14 +1579,13 @@
	fprintf(stderr, "portal-group %s {\n", pg->pg_name);
	TAILQ_FOREACH(portal, &pg->pg_portals, p_next)
	fprintf(stderr, "\t listen %s\n", portal->p_listen);
	+ options_print("\t", pg->pg_options);
	fprintf(stderr, "}\n");
	}
	TAILQ_FOREACH(lun, &conf->conf_luns, l_next) {
	fprintf(stderr, "\tlun %s {\n", lun->l_name);
	fprintf(stderr, "\t\tpath %s\n", lun->l_path);
	- TAILQ_FOREACH(o, &lun->l_options, o_next)
	- fprintf(stderr, "\t\toption %s %s\n",
	- o->o_name, o->o_value);
	+ options_print("\t\t", lun->l_options);
	fprintf(stderr, "\t}\n");
	}
	TAILQ_FOREACH(targ, &conf->conf_targets, t_next) {
	diff --git a/usr.sbin/ctld/kernel.c b/usr.sbin/ctld/kernel.c
	--- a/usr.sbin/ctld/kernel.c
	+++ b/usr.sbin/ctld/kernel.c
	@@ -105,15 +105,6 @@
	#endif
	}

	-/*
	- * Name/value pair used for per-LUN attributes.
	- */
	-struct cctl_lun_nv {
	- char *name;
	- char *value;
	- STAILQ_ENTRY(cctl_lun_nv) links;
	-};
	-
	/*
	* Backend LUN information.
	*/
	@@ -126,7 +117,7 @@
	char *serial_number;
	char *device_id;
	char *ctld_name;
	- STAILQ_HEAD(,cctl_lun_nv) attr_list;
	+ nvlist_t *attr_list;
	STAILQ_ENTRY(cctl_lun) links;
	};

	@@ -140,7 +131,7 @@
	char *cfiscsi_target;
	uint16_t cfiscsi_portal_group_tag;
	char *ctld_portal_group_name;
	- STAILQ_HEAD(,cctl_lun_nv) attr_list;
	+ nvlist_t *attr_list;
	STAILQ_ENTRY(cctl_port) links;
	};

	@@ -187,7 +178,7 @@
	devlist->num_luns++;
	devlist->cur_lun = cur_lun;

	- STAILQ_INIT(&cur_lun->attr_list);
	+ cur_lun->attr_list = nvlist_create(0);
	STAILQ_INSERT_TAIL(&devlist->lun_list, cur_lun, links);

	for (i = 0; attr[i] != NULL; i += 2) {
	@@ -260,18 +251,8 @@
	} else if (strcmp(name, "ctllunlist") == 0) {
	/* Nothing. */
	} else {
	- struct cctl_lun_nv *nv;
	-
	- nv = calloc(1, sizeof(*nv));
	- if (nv == NULL)
	- log_err(1, "%s: can't allocate %zd bytes for nv pair",
	- __func__, sizeof(*nv));
	-
	- nv->name = checked_strdup(name);
	-
	- nv->value = str;
	+ nvlist_move_string(cur_lun->attr_list, name, str);
	str = NULL;
	- STAILQ_INSERT_TAIL(&cur_lun->attr_list, nv, links);
	}

	free(str);
	@@ -309,7 +290,7 @@
	devlist->num_ports++;
	devlist->cur_port = cur_port;

	- STAILQ_INIT(&cur_port->attr_list);
	+ cur_port->attr_list = nvlist_create(0);
	STAILQ_INSERT_TAIL(&devlist->port_list, cur_port, links);

	for (i = 0; attr[i] != NULL; i += 2) {
	@@ -386,18 +367,8 @@
	} else if (strcmp(name, "ctlportlist") == 0) {
	/* Nothing. */
	} else {
	- struct cctl_lun_nv *nv;
	-
	- nv = calloc(1, sizeof(*nv));
	- if (nv == NULL)
	- log_err(1, "%s: can't allocate %zd bytes for nv pair",
	- __func__, sizeof(*nv));
	-
	- nv->name = checked_strdup(name);
	-
	- nv->value = str;
	+ nvlist_move_string(cur_port->attr_list, name, str);
	str = NULL;
	- STAILQ_INSERT_TAIL(&cur_port->attr_list, nv, links);
	}

	free(str);
	@@ -422,14 +393,15 @@
	struct pport *pp;
	struct port *cp;
	struct lun *cl;
	- struct option *o;
	struct ctl_lun_list list;
	struct cctl_devlist_data devlist;
	struct cctl_lun *lun;
	struct cctl_port *port;
	XML_Parser parser;
	+ const char *key;
	char str, name;
	- int len, retval;
	+ void *cookie;
	+ int len, retval, type;

	bzero(&devlist, sizeof(devlist));
	STAILQ_INIT(&devlist.lun_list);
	@@ -615,26 +587,17 @@
	cp->p_ctl_port = port->port_id;
	}
	while ((port = STAILQ_FIRST(&devlist.port_list))) {
	- struct cctl_lun_nv *nv;
	-
	STAILQ_REMOVE_HEAD(&devlist.port_list, links);
	free(port->port_frontend);
	free(port->port_name);
	free(port->cfiscsi_target);
	free(port->ctld_portal_group_name);
	- while ((nv = STAILQ_FIRST(&port->attr_list))) {
	- STAILQ_REMOVE_HEAD(&port->attr_list, links);
	- free(nv->value);
	- free(nv->name);
	- free(nv);
	- }
	+ nvlist_destroy(port->attr_list);
	free(port);
	}
	free(name);

	STAILQ_FOREACH(lun, &devlist.lun_list, links) {
	- struct cctl_lun_nv *nv;
	-
	if (lun->ctld_name == NULL) {
	log_debugx("CTL lun %ju wasn't managed by ctld; "
	"ignoring", (uintmax_t)lun->lun_id);
	@@ -666,40 +629,39 @@
	lun_set_size(cl, lun->size_blocks * cl->l_blocksize);
	lun_set_ctl_lun(cl, lun->lun_id);

	- STAILQ_FOREACH(nv, &lun->attr_list, links) {
	- if (strcmp(nv->name, "file") == 0 \|\|
	- strcmp(nv->name, "dev") == 0) {
	- lun_set_path(cl, nv->value);
	+ cookie = NULL;
	+ while ((key = nvlist_next(lun->attr_list, &type, &cookie)) !=
	+ NULL) {
	+ if (strcmp(key, "file") == 0 \|\|
	+ strcmp(key, "dev") == 0) {
	+ lun_set_path(cl,
	+ nvlist_get_string(lun->attr_list, key));
	continue;
	}
	- o = option_new(&cl->l_options, nv->name, nv->value);
	- if (o == NULL)
	- log_warnx("unable to add CTL lun option %s "
	- "for CTL lun %ju \"%s\"",
	- nv->name, (uintmax_t) lun->lun_id,
	- cl->l_name);
	+ nvlist_add_string(cl->l_options, key,
	+ nvlist_get_string(lun->attr_list, key));
	}
	}
	while ((lun = STAILQ_FIRST(&devlist.lun_list))) {
	- struct cctl_lun_nv *nv;
	-
	STAILQ_REMOVE_HEAD(&devlist.lun_list, links);
	- while ((nv = STAILQ_FIRST(&lun->attr_list))) {
	- STAILQ_REMOVE_HEAD(&lun->attr_list, links);
	- free(nv->value);
	- free(nv->name);
	- free(nv);
	- }
	+ nvlist_destroy(lun->attr_list);
	free(lun);
	}

	return (conf);
	}

	+static void
	+nvlist_replace_string(nvlist_t nvl, const char name, const char *value)
	+{
	+ if (nvlist_exists_string(nvl, name))
	+ nvlist_free_string(nvl, name);
	+ nvlist_add_string(nvl, name, value);
	+}
	+
	int
	kernel_lun_add(struct lun *lun)
	{
	- struct option *o;
	struct ctl_lun_req req;
	int error;

	@@ -733,43 +695,18 @@
	req.reqdata.create.flags \|= CTL_LUN_FLAG_DEVID;
	}

	- if (lun->l_path != NULL) {
	- o = option_find(&lun->l_options, "file");
	- if (o != NULL) {
	- option_set(o, lun->l_path);
	- } else {
	- o = option_new(&lun->l_options, "file", lun->l_path);
	- assert(o != NULL);
	- }
	- }
	+ if (lun->l_path != NULL)
	+ nvlist_replace_string(lun->l_options, "file", lun->l_path);

	- o = option_find(&lun->l_options, "ctld_name");
	- if (o != NULL) {
	- option_set(o, lun->l_name);
	- } else {
	- o = option_new(&lun->l_options, "ctld_name", lun->l_name);
	- assert(o != NULL);
	- }
	+ nvlist_replace_string(lun->l_options, "ctld_name", lun->l_name);

	- o = option_find(&lun->l_options, "scsiname");
	- if (o == NULL && lun->l_scsiname != NULL) {
	- o = option_new(&lun->l_options, "scsiname", lun->l_scsiname);
	- assert(o != NULL);
	- }
	+ if (!nvlist_exists_string(lun->l_options, "scsiname") &&
	+ lun->l_scsiname != NULL)
	+ nvlist_add_string(lun->l_options, "scsiname", lun->l_scsiname);

	- if (!TAILQ_EMPTY(&lun->l_options)) {
	- req.args_nvl = nvlist_create(0);
	- if (req.args_nvl == NULL) {
	- log_warn("error allocating nvlist");
	- return (1);
	- }
	-
	- TAILQ_FOREACH(o, &lun->l_options, o_next)
	- nvlist_add_string(req.args_nvl, o->o_name, o->o_value);
	-
	- req.args = nvlist_pack(req.args_nvl, &req.args_len);
	+ if (!nvlist_empty(lun->l_options)) {
	+ req.args = nvlist_pack(lun->l_options, &req.args_len);
	if (req.args == NULL) {
	- nvlist_destroy(req.args_nvl);
	log_warn("error packing nvlist");
	return (1);
	}
	@@ -777,7 +714,6 @@

	error = ioctl(ctl_fd, CTL_LUN_REQ, &req);
	free(req.args);
	- nvlist_destroy(req.args_nvl);

	if (error != 0) {
	log_warn("error issuing CTL_LUN_REQ ioctl");
	@@ -806,7 +742,6 @@
	int
	kernel_lun_modify(struct lun *lun)
	{
	- struct option *o;
	struct ctl_lun_req req;
	int error;

	@@ -818,43 +753,18 @@
	req.reqdata.modify.lun_id = lun->l_ctl_lun;
	req.reqdata.modify.lun_size_bytes = lun->l_size;

	- if (lun->l_path != NULL) {
	- o = option_find(&lun->l_options, "file");
	- if (o != NULL) {
	- option_set(o, lun->l_path);
	- } else {
	- o = option_new(&lun->l_options, "file", lun->l_path);
	- assert(o != NULL);
	- }
	- }
	+ if (lun->l_path != NULL)
	+ nvlist_replace_string(lun->l_options, "file", lun->l_path);

	- o = option_find(&lun->l_options, "ctld_name");
	- if (o != NULL) {
	- option_set(o, lun->l_name);
	- } else {
	- o = option_new(&lun->l_options, "ctld_name", lun->l_name);
	- assert(o != NULL);
	- }
	+ nvlist_replace_string(lun->l_options, "ctld_name", lun->l_name);

	- o = option_find(&lun->l_options, "scsiname");
	- if (o == NULL && lun->l_scsiname != NULL) {
	- o = option_new(&lun->l_options, "scsiname", lun->l_scsiname);
	- assert(o != NULL);
	- }
	+ if (!nvlist_exists_string(lun->l_options, "scsiname") &&
	+ lun->l_scsiname != NULL)
	+ nvlist_add_string(lun->l_options, "scsiname", lun->l_scsiname);

	- if (!TAILQ_EMPTY(&lun->l_options)) {
	- req.args_nvl = nvlist_create(0);
	- if (req.args_nvl == NULL) {
	- log_warn("error allocating nvlist");
	- return (1);
	- }
	-
	- TAILQ_FOREACH(o, &lun->l_options, o_next)
	- nvlist_add_string(req.args_nvl, o->o_name, o->o_value);
	-
	- req.args = nvlist_pack(req.args_nvl, &req.args_len);
	+ if (!nvlist_empty(lun->l_options)) {
	+ req.args = nvlist_pack(lun->l_options, &req.args_len);
	if (req.args == NULL) {
	- nvlist_destroy(req.args_nvl);
	log_warn("error packing nvlist");
	return (1);
	}
	@@ -862,7 +772,6 @@

	error = ioctl(ctl_fd, CTL_LUN_REQ, &req);
	free(req.args);
	- nvlist_destroy(req.args_nvl);

	if (error != 0) {
	log_warn("error issuing CTL_LUN_REQ ioctl");
	@@ -1039,7 +948,6 @@
	int
	kernel_port_add(struct port *port)
	{
	- struct option *o;
	struct ctl_port_entry entry;
	struct ctl_req req;
	struct ctl_lun_map lm;
	@@ -1055,7 +963,7 @@

	if (port->p_portal_group) {
	strlcpy(req.driver, "iscsi", sizeof(req.driver));
	- req.args_nvl = nvlist_create(0);
	+ req.args_nvl = nvlist_clone(pg->pg_options);
	nvlist_add_string(req.args_nvl, "cfiscsi_target",
	targ->t_name);
	nvlist_add_string(req.args_nvl,
	@@ -1067,10 +975,6 @@
	nvlist_add_string(req.args_nvl,
	"cfiscsi_target_alias", targ->t_alias);
	}
	-
	- TAILQ_FOREACH(o, &pg->pg_options, o_next)
	- nvlist_add_string(req.args_nvl, o->o_name,
	- o->o_value);
	}

	if (port->p_ioctl_port) {
	diff --git a/usr.sbin/ctld/parse.y b/usr.sbin/ctld/parse.y
	--- a/usr.sbin/ctld/parse.y
	+++ b/usr.sbin/ctld/parse.y
	@@ -29,8 +29,9 @@
	* SUCH DAMAGE.
	*/

	-#include <sys/queue.h>
	#include <sys/types.h>
	+#include <sys/nv.h>
	+#include <sys/queue.h>
	#include <sys/stat.h>
	#include <assert.h>
	#include <stdio.h>
	@@ -432,13 +433,8 @@

	portal_group_option: OPTION STR STR
	{
	- struct option *o;
	-
	- o = option_new(&portal_group->pg_options, $2, $3);
	+ nvlist_move_string(portal_group->pg_options, $2, $3);
	free($2);
	- free($3);
	- if (o == NULL)
	- return (1);
	}
	;

	@@ -1033,13 +1029,8 @@

	lun_option: OPTION STR STR
	{
	- struct option *o;
	-
	- o = option_new(&lun->l_options, $2, $3);
	+ nvlist_move_string(lun->l_options, $2, $3);
	free($2);
	- free($3);
	- if (o == NULL)
	- return (1);
	}
	;

	diff --git a/usr.sbin/ctld/uclparse.c b/usr.sbin/ctld/uclparse.c
	--- a/usr.sbin/ctld/uclparse.c
	+++ b/usr.sbin/ctld/uclparse.c
	@@ -29,8 +29,9 @@
	* SUCH DAMAGE.
	*/

	-#include <sys/queue.h>
	#include <sys/types.h>
	+#include <sys/nv.h>
	+#include <sys/queue.h>
	#include <assert.h>
	#include <stdio.h>
	#include <stdint.h>
	@@ -604,7 +605,7 @@

	while ((tmp = ucl_iterate_object(obj, &it2,
	true))) {
	- option_new(&portal_group->pg_options,
	+ nvlist_add_string(portal_group->pg_options,
	ucl_object_key(tmp),
	ucl_object_tostring_forced(tmp));
	}
	@@ -937,7 +938,7 @@

	while ((child = ucl_iterate_object(obj, &child_it,
	true))) {
	- option_new(&lun->l_options,
	+ nvlist_add_string(lun->l_options,
	ucl_object_key(child),
	ucl_object_tostring_forced(child));
	}

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