From e5821d4b675a916f7e7abc092bc049acafaae532 Mon Sep 17 00:00:00 2001
From: Jerry Jelinek <jerry.jelinek@joyent.com>
Date: Wed, 23 Mar 2011 10:21:46 -0700
Subject: OS-327 dlmgmtd/zoneadmd interdependencies prevent dlmgmtd from
 starting

---
 usr/src/cmd/dlmgmtd/dlmgmt_main.c | 35 ++++++++++++++++++++++++++++++-----
 1 file changed, 30 insertions(+), 5 deletions(-)

(limited to 'usr/src/cmd/dlmgmtd')

diff --git a/usr/src/cmd/dlmgmtd/dlmgmt_main.c b/usr/src/cmd/dlmgmtd/dlmgmt_main.c
index c02610bb5f..75e620a36b 100644
--- a/usr/src/cmd/dlmgmtd/dlmgmt_main.c
+++ b/usr/src/cmd/dlmgmtd/dlmgmt_main.c
@@ -22,6 +22,7 @@
 /*
  * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
+ * Copyright 2011 Joyent, Inc.  All rights reserved.
  */
 
 /*
@@ -125,7 +126,7 @@ dlmgmt_door_fini(void)
 	dlmgmt_door_fd = -1;
 }
 
-int
+static int
 dlmgmt_door_attach(zoneid_t zoneid, char *rootdir)
 {
 	int	fd;
@@ -214,7 +215,7 @@ dlmgmt_zone_init(zoneid_t zoneid)
 static int
 dlmgmt_allzones_init(void)
 {
-	int		err, i;
+	int		i;
 	zoneid_t	*zids = NULL;
 	uint_t		nzids, nzids_saved;
 
@@ -235,11 +236,35 @@ again:
 	}
 
 	for (i = 0; i < nzids; i++) {
-		if ((err = dlmgmt_zone_init(zids[i])) != 0)
-			break;
+		int res;
+		zone_status_t status;
+
+		/*
+		 * Skip over zones that have gone away or are going down
+		 * since we got the list.  Process all zones in the list,
+		 * logging errors for any that failed.
+		 */
+		if (zone_getattr(zids[i], ZONE_ATTR_STATUS, &status,
+		    sizeof (status)) < 0)
+			continue;
+		switch (status) {
+			case ZONE_IS_SHUTTING_DOWN:
+			case ZONE_IS_EMPTY:
+			case ZONE_IS_DOWN:
+			case ZONE_IS_DYING:
+			case ZONE_IS_DEAD:
+				/* FALLTHRU */
+				continue;
+		}
+		if ((res = dlmgmt_zone_init(zids[i])) != 0) {
+			(void) fprintf(stderr, "zone (%ld) init error %s",
+			    zids[i], strerror(res));
+			dlmgmt_log(LOG_ERR, "zone (%d) init error %s",
+			    zids[i], strerror(res));
+		}
 	}
 	free(zids);
-	return (err);
+	return (0);
 }
 
 static int
-- 
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