#include "mdadm.h"
#include "dlink.h"
+#include <sys/dir.h>
#include <glob.h>
#include <fnmatch.h>
+#include <ctype.h>
/*
* Read the config file
#ifndef CONFFILE
#define CONFFILE "/etc/mdadm.conf"
#endif
+#ifndef CONFFILE2
+/* for Debian compatibility .... */
+#define CONFFILE2 "/etc/mdadm/mdadm.conf"
+#endif
char DefaultConfFile[] = CONFFILE;
+char DefaultAltConfFile[] = CONFFILE2;
-char *keywords[] = { "device", "array", NULL };
+char *keywords[] = { "device", "array", "mailaddr", "program", NULL };
/*
* match_keyword returns an index into the keywords array, or -1 for no match
char *name;
} *cdevlist = NULL;
+mddev_dev_t load_partitions(void)
+{
+ FILE *f = fopen("/proc/partitions", "r");
+ char buf[1024];
+ mddev_dev_t rv = NULL;
+ if (f == NULL) {
+ fprintf(stderr, Name ": cannot open /proc/partitions\n");
+ return NULL;
+ }
+ while (fgets(buf, 1024, f)) {
+ int major, minor;
+ char *name, *mp;
+ mddev_dev_t d;
+
+ buf[1023] = '\0';
+ if (buf[0] != ' ')
+ continue;
+ major = strtoul(buf, &mp, 10);
+ if (mp == buf || *mp != ' ')
+ continue;
+ minor = strtoul(mp, NULL, 10);
+
+ name = map_dev(major, minor, 1);
+
+ d = malloc(sizeof(*d));
+ d->devname = strdup(name);
+ d->next = rv;
+ rv = d;
+ }
+ fclose(f);
+ return rv;
+}
-int devline(char *line)
+void devline(char *line)
{
char *w;
struct conf_dev *cd;
for (w=dl_next(line); w != line; w=dl_next(w)) {
- if (w[0] == '/') {
+ if (w[0] == '/' || strcasecmp(w, "partitions") == 0) {
cd = malloc(sizeof(*cd));
cd->name = strdup(w);
cd->next = cdevlist;
mddev_ident_t mi;
mis.uuid_set = 0;
- mis.super_minor = -1;
- mis.level = -10;
- mis.raid_disks = -1;
+ mis.super_minor = UnSet;
+ mis.level = UnSet;
+ mis.raid_disks = UnSet;
+ mis.spare_disks = UnSet;
mis.devices = NULL;
mis.devname = NULL;
+ mis.spare_group = NULL;
+ mis.autof = 0;
+ mis.next = NULL;
+ mis.st = NULL;
+ mis.bitmap_fd = -1;
+ mis.name[0] = 0;
for (w=dl_next(line); w!=line; w=dl_next(w)) {
if (w[0] == '/') {
fprintf(stderr, Name ": bad uuid: %s\n", w);
}
} else if (strncasecmp(w, "super-minor=", 12)==0 ) {
- if (mis.super_minor >= 0)
+ if (mis.super_minor != UnSet)
fprintf(stderr, Name ": only specify super-minor once, %s ignored.\n",
w);
else {
if (w[12]==0 || endptr[0]!=0 || mis.super_minor < 0) {
fprintf(stderr, Name ": invalid super-minor number: %s\n",
w);
- mis.super_minor = -1;
+ mis.super_minor = UnSet;
}
}
+ } else if (strncasecmp(w, "name=", 5)==0) {
+ if (mis.name[0])
+ fprintf(stderr, Name ": only specify name once, %s ignored.\n",
+ w);
+ else if (strlen(w+5) > 32)
+ fprintf(stderr, Name ": name too long, ignoring %s\n", w);
+ else
+ strcpy(mis.name, w+5);
+
} else if (strncasecmp(w, "devices=", 8 ) == 0 ) {
if (mis.devices)
fprintf(stderr, Name ": only specify devices once (use a comma separated list). %s ignored\n",
mis.level = map_name(pers, w+6);
} else if (strncasecmp(w, "disks=", 6) == 0 ) {
/* again, for compat */
- mis.raid_disks = atoi(w+6);
+ mis.raid_disks = atoi(w+6);
+ } else if (strncasecmp(w, "num-devices=", 12) == 0 ) {
+ /* again, for compat */
+ mis.raid_disks = atoi(w+12);
+ } else if (strncasecmp(w, "spares=", 7) == 0 ) {
+ /* for warning if not all spares present */
+ mis.spare_disks = atoi(w+7);
+ } else if (strncasecmp(w, "metadata=", 9) == 0) {
+ /* style of metadata on the devices. */
+ int i;
+
+ for(i=0; superlist[i] && !mis.st; i++)
+ mis.st = superlist[i]->match_metadata_desc(w+9);
+
+ if (!mis.st)
+ fprintf(stderr, Name ": metadata format %s unknown, ignored.\n", w+9);
+ } else if (strncasecmp(w, "auto=", 5) == 0 ) {
+ /* whether to create device special files as needed */
+ if (strcasecmp(w+5, "no")==0)
+ mis.autof = 0;
+ else if (strcasecmp(w+5,"yes")==0 || strcasecmp(w+5,"md")==0)
+ mis.autof = -1;
+ else {
+ /* There might be digits, and maybe a hyphen, at the end */
+ char *e = w+5 + strlen(w+5);
+ int num = 4;
+ int len;
+ while (e > w+5 && isdigit(e[-1]))
+ e--;
+ if (*e) {
+ num = atoi(e);
+ if (num <= 0) num = 1;
+ }
+ if (e > w+5 && e[-1] == '-')
+ e--;
+ len = e - (w+5);
+ if ((len == 3 && strncasecmp(w+5,"mdp",3)==0) ||
+ (len == 1 && strncasecmp(w+5,"p",1)==0) ||
+ (len >= 4 && strncasecmp(w+5,"part",4)==0))
+ mis.autof = num;
+ else
+ fprintf(stderr, Name ": auto type of \"%s\" ignored for %s\n",
+ w+5, mis.devname?mis.devname:"unlabeled-array");
+ }
} else {
fprintf(stderr, Name ": unrecognised word on ARRAY line: %s\n",
w);
}
}
if (mis.devname == NULL)
- fprintf(stderr, Name ": ARRAY line with a device\n");
- else if (mis.uuid_set == 0 && mis.devices == NULL && mis.super_minor < 0)
+ fprintf(stderr, Name ": ARRAY line with no device\n");
+ else if (mis.uuid_set == 0 && mis.devices == NULL && mis.super_minor == UnSet && mis.name[0] == 0)
fprintf(stderr, Name ": ARRAY line %s has no identity information.\n", mis.devname);
else {
mi = malloc(sizeof(*mi));
mddevlp = &mi->next;
}
}
-
+
+static char *alert_email = NULL;
+void mailline(char *line)
+{
+ char *w;
+
+ for (w=dl_next(line); w != line ; w=dl_next(w)) {
+ if (alert_email == NULL)
+ alert_email = strdup(w);
+ else
+ fprintf(stderr, Name ": excess address on MAIL line: %s - ignored\n",
+ w);
+ }
+}
+
+
+static char *alert_program = NULL;
+void programline(char *line)
+{
+ char *w;
+
+ for (w=dl_next(line); w != line ; w=dl_next(w)) {
+ if (alert_program == NULL)
+ alert_program = strdup(w);
+ else
+ fprintf(stderr, Name ": excess program on PROGRAM line: %s - ignored\n",
+ w);
+ }
+}
+
+
int loaded = 0;
void load_conffile(char *conffile)
if (conffile == NULL)
conffile = DefaultConfFile;
+ if (strcmp(conffile, "none") == 0) {
+ loaded = 1;
+ return;
+ }
+ if (strcmp(conffile, "partitions")==0) {
+ char *list = dl_strdup("DEV");
+ dl_init(list);
+ dl_add(list, dl_strdup("partitions"));
+ devline(list);
+ free_line(list);
+ loaded = 1;
+ return;
+ }
f = fopen(conffile, "r");
- if (f ==NULL)
+ /* Debian chose to relocate mdadm.conf into /etc/mdadm/.
+ * To allow Debian users to compile from clean source and still
+ * have a working mdadm, we read /etc/mdadm/mdadm.conf
+ * if /etc/mdadm.conf doesn't exist
+ */
+ if (f == NULL &&
+ conffile == DefaultConfFile) {
+ f = fopen(DefaultAltConfFile, "r");
+ if (f)
+ conffile = DefaultAltConfFile;
+ }
+ if (f == NULL)
return;
loaded = 1;
case 0: /* DEVICE */
devline(line);
break;
- case 1:
+ case 1: /* ARRAY */
arrayline(line);
break;
+ case 2: /* MAIL */
+ mailline(line);
+ break;
+ case 3: /* PROGRAM */
+ programline(line);
+ break;
default:
fprintf(stderr, Name ": Unknown keyword %s\n", line);
}
free_line(line);
}
+ fclose(f);
/* printf("got file\n"); */
}
+char *conf_get_mailaddr(char *conffile)
+{
+ load_conffile(conffile);
+ return alert_email;
+}
+
+char *conf_get_program(char *conffile)
+{
+ load_conffile(conffile);
+ return alert_program;
+}
+
mddev_ident_t conf_get_ident(char *conffile, char *dev)
{
struct conf_dev *cd;
int flags = 0;
static mddev_dev_t dlist = NULL;
- int i;
+ unsigned int i;
while (dlist) {
mddev_dev_t t = dlist;
load_conffile(conffile);
for (cd=cdevlist; cd; cd=cd->next) {
- glob(cd->name, flags, NULL, &globbuf);
- flags |= GLOB_APPEND;
+ if (strcasecmp(cd->name, "partitions")==0 && dlist == NULL)
+ dlist = load_partitions();
+ else {
+ glob(cd->name, flags, NULL, &globbuf);
+ flags |= GLOB_APPEND;
+ }
}
-
- for (i=0; i<globbuf.gl_pathc; i++) {
- mddev_dev_t t = malloc(sizeof(*t));
- t->devname = strdup(globbuf.gl_pathv[i]);
- t->next = dlist;
- dlist = t;
+ if (flags & GLOB_APPEND) {
+ for (i=0; i<globbuf.gl_pathc; i++) {
+ mddev_dev_t t = malloc(sizeof(*t));
+ t->devname = strdup(globbuf.gl_pathv[i]);
+ t->next = dlist;
+ dlist = t;
/* printf("one dev is %s\n", t->devname);*/
+ }
+ globfree(&globbuf);
}
- globfree(&globbuf);
-
return dlist;
}