struct supertype *st, char *homehost, int autof)
{
/* Add this device to an array, creating the array if necessary
- * and starting the array if sensibe or - if runstop>0 - if possible.
+ * and starting the array if sensible or - if runstop>0 - if possible.
*
* This has several steps:
*
close(dfd);
return 1;
}
- st->ss->getinfo_super(st, &info);
close (dfd);
+ if (st->ss->container_content) {
+ /* This is a pre-built container array, so we do something
+ * rather different.
+ */
+ return Incremental_container(st, devname, verbose, runstop,
+ autof);
+ }
+
+ st->ss->getinfo_super(st, &info);
/* 3/ Check if there is a match in mdadm.conf */
array_list = conf_get_ident(NULL);
}
return rv;
}
+
+int Incremental_container(struct supertype *st, char *devname, int verbose,
+ int runstop, int autof)
+{
+ /* Collect the contents of this container and for each
+ * array, choose a device name and assemble the array.
+ */
+
+ struct mdinfo *list = st->ss->container_content(st);
+ struct mdinfo *ra;
+
+ for (ra = list ; ra ; ra = ra->next) {
+ struct mdinfo *sra;
+ struct mdinfo *dev;
+ int devnum = -1;
+ int mdfd;
+ char chosen_name[1024];
+ int usepart = 1;
+ char *n;
+ int working = 0;
+
+ if ((autof&7) == 3 || (autof&7) == 5)
+ usepart = 0;
+
+ n = ra->name;
+ if (*n == 'd')
+ n++;
+ if (*n) {
+ devnum = strtoul(n, &n, 10);
+ if (devnum >= 0 && (*n == 0 || *n == ' ')) {
+ /* Use this devnum */
+ usepart = (ra->name[0] == 'd');
+ if (mddev_busy(usepart ? (-1-devnum) : devnum))
+ devnum = -1;
+ } else
+ devnum = -1;
+ }
+
+ if (devnum >= 0)
+ devnum = usepart ? (-1-devnum) : devnum;
+ else
+ devnum = find_free_devnum(usepart);
+ mdfd = open_mddev_devnum(NULL, devnum, ra->name,
+ chosen_name, autof>>3);
+
+ if (mdfd < 0) {
+ fprintf(stderr, Name ": failed to open %s: %s.\n",
+ chosen_name, strerror(errno));
+ return 2;
+ }
+
+ sra = sysfs_read(mdfd, 0, 0);
+
+ sysfs_set_array(sra, ra);
+ for (dev = ra->devs; dev; dev = dev->next) {
+ char buf[20];
+ int dfd;
+ sprintf(buf, "%d:%d", dev->disk.major, dev->disk.minor);
+ dfd = dev_open(buf, O_RDONLY);
+ if (sysfs_add_disk(sra, dfd, dev) == 0)
+ working++;
+ }
+ if (runstop > 0 || working >= ra->array.working_disks) {
+ switch(ra->array.level) {
+ case LEVEL_LINEAR:
+ case LEVEL_MULTIPATH:
+ case 0:
+ sysfs_set_str(sra, NULL, "array_state",
+ "active");
+ break;
+ default:
+ sysfs_set_str(sra, NULL, "array_state",
+ "readonly");
+ break;
+ }
+ if (verbose >= 0)
+ printf("Started %s with %d devices\n",
+ chosen_name, working);
+ } else
+ if (verbose >= 0)
+ printf("%s assembled with %d devices but "
+ "not started\n",
+ chosen_name, working);
+ close(mdfd);
+ }
+ return 0;
+}