mdadm-1.5.0mdadm-1.5.0

1 files changed, 97 insertions, 0 deletions

diff --git a/mdassemble.c b/mdassemble.c
new file mode 100644
index 00000000..55055dd1
--- /dev/null
+++ b/mdassemble.c
@@ -0,0 +1,97 @@
+/*
+ * mdassemble - assemble Linux "md" devices aka RAID arrays.
+ *
+ * Copyright (C) 2001-2002 Neil Brown <neilb@cse.unsw.edu.au>
+ * Copyright (C) 2003 Luca Berra <bluca@vodka.it>
+ *
+ *
+ *    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; either version 2 of the License, or
+ *    (at your option) any later version.
+ *
+ *    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.
+ *
+ *    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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ *    Author: Neil Brown
+ *    Email: <neilb@cse.unsw.edu.au>
+ *    Paper: Neil Brown
+ *           School of Computer Science and Engineering
+ *           The University of New South Wales
+ *           Sydney, 2052
+ *           Australia
+ */
+
+#include "mdadm.h"
+#include "md_p.h"
+
+/* from readme.c */
+mapping_t pers[] = {
+	{ "linear", -1},
+	{ "raid0", 0},
+	{ "0", 0},
+	{ "stripe", 0},
+	{ "raid1", 1},
+	{ "1", 1},
+	{ "mirror", 1},
+	{ "raid4", 4},
+	{ "4", 4},
+	{ "raid5", 5},
+	{ "5", 5},
+	{ "multipath", -4},
+	{ "mp", -4},
+	{ NULL, 0}
+};
+
+/* from mdadm.c */
+int open_mddev(char *dev)
+{
+	int mdfd = open(dev, O_RDWR, 0);
+	if (mdfd < 0)
+		fprintf(stderr, Name ": error opening %s: %s\n",
+			dev, strerror(errno));
+	else if (md_get_version(mdfd) <= 0) {
+		fprintf(stderr, Name ": %s does not appear to be an md device\n",
+			dev);
+		close(mdfd);
+		mdfd = -1;
+	}
+	return mdfd;
+}
+
+char *configfile = NULL;
+int rv;
+int mdfd = -1;
+int runstop = 0;
+int readonly = 0;
+int verbose = 0;
+int force = 0;
+
+int main() {
+	mddev_ident_t array_list =  conf_get_ident(configfile, NULL);
+	if (!array_list) {
+		fprintf(stderr, Name ": No arrays found in config file\n");
+		rv = 1;
+	} else
+		for (; array_list; array_list = array_list->next) {
+			mdu_array_info_t array;
+			mdfd = open_mddev(array_list->devname);
+			if (mdfd < 0) {
+				rv |= 1;
+				continue;
+			}
+			if (ioctl(mdfd, GET_ARRAY_INFO, &array)>=0)
+				/* already assembled, skip */
+				continue;
+			rv |= Assemble(array_list->devname, mdfd,
+					   array_list, configfile,
+					   NULL,
+					   readonly, runstop, NULL, verbose, force);
+		}
+}