X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Funixsock.c;h=664c0184a5d21a793e1fc529dcbe6fbdddfbcde8;hb=56d85ff7bc14d98da63dc443e25085bc5544a1ea;hp=35c77121eb5c792d8f97787cb6503b9f753cf3d5;hpb=932048e614c6602159cdfc0580f296f74af46227;p=collectd.git

diff --git a/src/unixsock.c b/src/unixsock.c
index 35c77121..664c0184 100644
--- a/src/unixsock.c
+++ b/src/unixsock.c
@@ -2,21 +2,26 @@
  * collectd - src/unixsock.c
  * Copyright (C) 2007,2008  Florian octo Forster
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; only version 2 of the License is applicable.
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
  *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
  *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
  *
- * Author:
- *   Florian octo Forster <octo at verplant.org>
+ * Authors:
+ *   Florian octo Forster <octo at collectd.org>
  **/
 
 #include "collectd.h"
@@ -54,7 +59,8 @@ static const char *config_keys[] =
 {
 	"SocketFile",
 	"SocketGroup",
-	"SocketPerms"
+	"SocketPerms",
+	"DeleteSocket"
 };
 static int config_keys_num = STATIC_ARRAY_SIZE (config_keys);
 
@@ -65,6 +71,7 @@ static int   sock_fd    = -1;
 static char *sock_file  = NULL;
 static char *sock_group = NULL;
 static int   sock_perms = S_IRWXU | S_IRWXG;
+static _Bool delete_socket = 0;
 
 static pthread_t listen_thread = (pthread_t) 0;
 
@@ -89,10 +96,27 @@ static int us_open_socket (void)
 	sa.sun_family = AF_UNIX;
 	sstrncpy (sa.sun_path, (sock_file != NULL) ? sock_file : US_DEFAULT_PATH,
 			sizeof (sa.sun_path));
-	/* unlink (sa.sun_path); */
 
 	DEBUG ("unixsock plugin: socket path = %s", sa.sun_path);
 
+	if (delete_socket)
+	{
+		errno = 0;
+		status = unlink (sa.sun_path);
+		if ((status != 0) && (errno != ENOENT))
+		{
+			char errbuf[1024];
+			WARNING ("unixsock plugin: Deleting socket file \"%s\" failed: %s",
+					sa.sun_path,
+					sstrerror (errno, errbuf, sizeof (errbuf)));
+		}
+		else if (status == 0)
+		{
+			INFO ("unixsock plugin: Successfully deleted socket file \"%s\".",
+					sa.sun_path);
+		}
+	}
+
 	status = bind (sock_fd, (struct sockaddr *) &sa, sizeof (sa));
 	if (status != 0)
 	{
@@ -349,7 +373,8 @@ static void *us_server_thread (void __attribute__((unused)) *arg)
 
 		DEBUG ("Spawning child to handle connection on fd #%i", *remote_fd);
 
-		status = pthread_create (&th, &th_attr, us_handle_client, (void *) remote_fd);
+		status = plugin_thread_create (&th, &th_attr,
+				us_handle_client, (void *) remote_fd);
 		if (status != 0)
 		{
 			char errbuf[1024];
@@ -401,6 +426,13 @@ static int us_config (const char *key, const char *val)
 	{
 		sock_perms = (int) strtol (val, NULL, 8);
 	}
+	else if (strcasecmp (key, "DeleteSocket") == 0)
+	{
+		if (IS_TRUE (val))
+			delete_socket = 1;
+		else
+			delete_socket = 0;
+	}
 	else
 	{
 		return (-1);
@@ -422,7 +454,8 @@ static int us_init (void)
 
 	loop = 1;
 
-	status = pthread_create (&listen_thread, NULL, us_server_thread, NULL);
+	status = plugin_thread_create (&listen_thread, NULL,
+			us_server_thread, NULL);
 	if (status != 0)
 	{
 		char errbuf[1024];