svn commit: r288760 - stable/10/usr.sbin/ctld
Alexander Motin
mav at FreeBSD.org
Mon Oct 5 09:22:34 UTC 2015
Author: mav
Date: Mon Oct 5 09:22:31 2015
New Revision: 288760
URL: https://svnweb.freebsd.org/changeset/base/288760
Log:
MFC r287823: Add ctl-lun config option for consistency in HA setups.
Modified:
stable/10/usr.sbin/ctld/ctl.conf.5
stable/10/usr.sbin/ctld/ctld.c
stable/10/usr.sbin/ctld/kernel.c
stable/10/usr.sbin/ctld/parse.y
stable/10/usr.sbin/ctld/token.l
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/usr.sbin/ctld/ctl.conf.5
==============================================================================
--- stable/10/usr.sbin/ctld/ctl.conf.5 Mon Oct 5 09:21:45 2015 (r288759)
+++ stable/10/usr.sbin/ctld/ctl.conf.5 Mon Oct 5 09:22:31 2015 (r288760)
@@ -28,7 +28,7 @@
.\"
.\" $FreeBSD$
.\"
-.Dd September 7, 2015
+.Dd September 15, 2015
.Dt CTL.CONF 5
.Os
.Sh NAME
@@ -365,6 +365,10 @@ The default backend is block.
.It Ic blocksize Ar size
The blocksize visible to the initiator.
The default blocksize is 512.
+.It Ic ctl-lun Ar lun_id
+Global numeric identifier to use for a given LUN inside CTL.
+By default CTL allocates those IDs dynamically, but explicit specification
+may be needed for consistency in HA configurations.
.It Ic device-id Ar string
The SCSI Device Identification string presented to the initiator.
.It Ic option Ar name Ar value
Modified: stable/10/usr.sbin/ctld/ctld.c
==============================================================================
--- stable/10/usr.sbin/ctld/ctld.c Mon Oct 5 09:21:45 2015 (r288759)
+++ stable/10/usr.sbin/ctld/ctld.c Mon Oct 5 09:22:31 2015 (r288760)
@@ -1380,6 +1380,7 @@ lun_new(struct conf *conf, const char *n
lun->l_name = checked_strdup(name);
TAILQ_INIT(&lun->l_options);
TAILQ_INSERT_TAIL(&conf->conf_luns, lun, l_next);
+ lun->l_ctl_lun = -1;
return (lun);
}
Modified: stable/10/usr.sbin/ctld/kernel.c
==============================================================================
--- stable/10/usr.sbin/ctld/kernel.c Mon Oct 5 09:21:45 2015 (r288759)
+++ stable/10/usr.sbin/ctld/kernel.c Mon Oct 5 09:22:31 2015 (r288760)
@@ -656,6 +656,11 @@ kernel_lun_add(struct lun *lun)
if (lun->l_size != 0)
req.reqdata.create.lun_size_bytes = lun->l_size;
+ if (lun->l_ctl_lun >= 0) {
+ req.reqdata.create.req_lun_id = lun->l_ctl_lun;
+ req.reqdata.create.flags |= CTL_LUN_FLAG_ID_REQ;
+ }
+
req.reqdata.create.flags |= CTL_LUN_FLAG_DEV_TYPE;
req.reqdata.create.device_type = T_DIRECT;
Modified: stable/10/usr.sbin/ctld/parse.y
==============================================================================
--- stable/10/usr.sbin/ctld/parse.y Mon Oct 5 09:21:45 2015 (r288759)
+++ stable/10/usr.sbin/ctld/parse.y Mon Oct 5 09:22:31 2015 (r288760)
@@ -57,8 +57,8 @@ extern void yyrestart(FILE *);
%}
%token ALIAS AUTH_GROUP AUTH_TYPE BACKEND BLOCKSIZE CHAP CHAP_MUTUAL
-%token CLOSING_BRACKET DEBUG DEVICE_ID DISCOVERY_AUTH_GROUP DISCOVERY_FILTER
-%token FOREIGN
+%token CLOSING_BRACKET CTL_LUN DEBUG DEVICE_ID DISCOVERY_AUTH_GROUP
+%token DISCOVERY_FILTER FOREIGN
%token INITIATOR_NAME INITIATOR_PORTAL ISNS_SERVER ISNS_PERIOD ISNS_TIMEOUT
%token LISTEN LISTEN_ISER LUN MAXPROC OPENING_BRACKET OPTION
%token PATH PIDFILE PORT PORTAL_GROUP REDIRECT SEMICOLON SERIAL SIZE STR
@@ -842,6 +842,8 @@ lun_entry:
|
lun_device_id
|
+ lun_ctl_lun
+ |
lun_option
|
lun_path
@@ -899,6 +901,26 @@ lun_device_id: DEVICE_ID STR
}
;
+lun_ctl_lun: CTL_LUN STR
+ {
+ uint64_t tmp;
+
+ if (expand_number($2, &tmp) != 0) {
+ yyerror("invalid numeric value");
+ free($2);
+ return (1);
+ }
+
+ if (lun->l_ctl_lun >= 0) {
+ log_warnx("ctl_lun for lun \"%s\" "
+ "specified more than once",
+ lun->l_name);
+ return (1);
+ }
+ lun_set_ctl_lun(lun, tmp);
+ }
+ ;
+
lun_option: OPTION STR STR
{
struct lun_option *clo;
Modified: stable/10/usr.sbin/ctld/token.l
==============================================================================
--- stable/10/usr.sbin/ctld/token.l Mon Oct 5 09:21:45 2015 (r288759)
+++ stable/10/usr.sbin/ctld/token.l Mon Oct 5 09:22:31 2015 (r288760)
@@ -54,6 +54,7 @@ backend { return BACKEND; }
blocksize { return BLOCKSIZE; }
chap { return CHAP; }
chap-mutual { return CHAP_MUTUAL; }
+ctl-lun { return CTL_LUN; }
debug { return DEBUG; }
device-id { return DEVICE_ID; }
discovery-auth-group { return DISCOVERY_AUTH_GROUP; }
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