Add vty-checker, a tool to check to make sure VTY devices are properly

configured.


git-svn-id: svn://creme-brulee.marcuscom.com/ports/trunk@10326 df743ca5-7f9a-e211-a948-0013205c9059

4 files changed, 134 insertions, 0 deletions

diff --git a/sysutils/vty-checker/Makefile b/sysutils/vty-checker/Makefile
new file mode 100644
index 000000000..8d86c87a4
--- /dev/null
+++ b/sysutils/vty-checker/Makefile
@@ -0,0 +1,34 @@
+# New ports collection makefile for:	vty-checker
+# Date created:		02 February 2008
+# Whom:			Joe Marcus Clarke <marcus@FreeBSD.org>
+#
+# $FreeBSD$
+#   $MCom$
+#
+# This port is self contained in the src directory.
+#
+
+PORTNAME=	vty-checker
+PORTVERSION=	1.0
+CATEGORIES=	sysutils
+MASTER_SITES=	# none
+DISTFILES=	# none
+
+MAINTAINER=	gnome@FreeBSD.org
+COMMENT=	A small tool to verify all VTY lines have been configured
+
+WRKSRC=		${WRKDIR}/src
+SRC=		${.CURDIR}/src
+
+PLIST_FILES=	bin/vty-checker
+
+do-fetch:
+	@${DO_NADA}
+
+pre-patch:
+	@${CP} -R ${SRC} ${WRKDIR}
+
+do-install:
+	${INSTALL_PROGRAM} ${WRKSRC}/vty-checker ${PREFIX}/bin/vty-checker
+
+.include <bsd.port.mk>
diff --git a/sysutils/vty-checker/pkg-descr b/sysutils/vty-checker/pkg-descr
new file mode 100644
index 000000000..1a1ce2f3a
--- /dev/null
+++ b/sysutils/vty-checker/pkg-descr
@@ -0,0 +1,4 @@
+vty-checker is a small tool which tries to open each configured VTY line to
+make sure the device is configured.  The idea is to run this program prior to
+starting an application which will bind to a particular VTY.  This is
+especially important for programs starting out of rc.d.
diff --git a/sysutils/vty-checker/src/Makefile b/sysutils/vty-checker/src/Makefile
new file mode 100644
index 000000000..7fc3de652
--- /dev/null
+++ b/sysutils/vty-checker/src/Makefile
@@ -0,0 +1,6 @@
+PROG=	vty-checker
+SRCS=	vty-checker.c
+
+MAN=
+
+.include <bsd.prog.mk>
diff --git a/sysutils/vty-checker/src/vty-checker.c b/sysutils/vty-checker/src/vty-checker.c
new file mode 100644
index 000000000..866997018
--- /dev/null
+++ b/sysutils/vty-checker/src/vty-checker.c
@@ -0,0 +1,90 @@
+/*-
+ * Copyright (c) 2008 Joe Marcus Clarke <marcus@FreeBSD.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+#include <sys/param.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ttyent.h>
+#include <unistd.h>
+
+int
+main(int argc, char **argv)
+{
+	int debug;
+	char *debugstr;
+	struct ttyent *t;
+	char ttydev[PATH_MAX];
+	int res, ret;
+
+	ret = 0;
+
+	debugstr = getenv("VTY_CHECKER_DEBUG");
+	if (debugstr != NULL) {
+		debug = atoi(debugstr);
+	} else {
+		debug = 0;
+	}
+
+	res = setttyent();
+	if (res == 0) {
+		/* We cannot get a list of VTYs.  Return TRUE, and let the
+		 * caller sort things out.
+		 */
+		if (debug) {
+			(void)fprintf(stderr, "Failed to get TTY entries: %s\n",
+				strerror(errno));
+		}
+		return (0);
+	}
+
+	(void)sprintf(ttydev, "/dev/");
+
+	while ((t = getttyent()) != NULL) {
+		if (t->ty_status & TTY_ON && strncmp(t->ty_name, "ttyv", 4) == 0) {
+			char *ty_devptr;
+			int fd;
+
+			ty_devptr = ttydev + 6;
+			(void)strlcat(ty_devptr, t->ty_name, PATH_MAX);
+
+			if ((fd = open(ttydev, O_RDONLY)) < 0) {
+				if (debug) {
+					(void)fprintf(stderr,
+						"Failed to open %s: %s\n",
+						ttydev, strerror(errno));
+				}
+				ret = 1;
+				break;
+			}
+			(void)close(fd);
+		}
+	}
+
+	endttyent();
+
+	return (ret);
+}