]> git.ipfire.org Git - thirdparty/mdadm.git/blobdiff - config.c
New flag --no-degraded
[thirdparty/mdadm.git] / config.c
index 1408b252d22d53110dda3f7f3ea9a4ee2548b2ec..269eb11c899ef709536b84b7d49f7b15ec893b90 100644 (file)
--- a/config.c
+++ b/config.c
@@ -33,6 +33,8 @@
 #include       <glob.h>
 #include       <fnmatch.h>
 #include       <ctype.h>
+#include       <pwd.h>
+#include       <grp.h>
 
 /*
  * Read the config file
 char DefaultConfFile[] = CONFFILE;
 char DefaultAltConfFile[] = CONFFILE2;
 
-char *keywords[] = { "device", "array", "mailaddr", "program", NULL };
+char *keywords[] = { "devices", "array",
+                    "mailaddr", "program", "mailfrom",
+                    "create",
+                    NULL };
 
 /*
  * match_keyword returns an index into the keywords array, or -1 for no match
@@ -240,6 +245,117 @@ mddev_dev_t load_partitions(void)
        return rv;
 }
 
+struct createinfo createinfo = {
+#ifdef DEBIAN
+       .gid = 6, /* disk */
+       .mode = 0660,
+#else
+       .mode = 0600,
+#endif
+};
+
+int parse_auto(char *str, char *msg, int config)
+{
+       int autof;
+       if (str == NULL || *str == 0)
+               autof = 2;
+       else if (strcasecmp(str,"no")==0)
+               autof = 1;
+       else if (strcasecmp(str,"yes")==0)
+               autof = 2;
+       else if (strcasecmp(str,"md")==0)
+               autof = config?5:3;
+       else {
+               /* There might be digits, and maybe a hypen, at the end */
+               char *e = str + strlen(str);
+               int num = 4;
+               int len;
+               while (e > str && isdigit(e[-1]))
+                       e--;
+               if (*e) {
+                       num = atoi(e);
+                       if (num <= 0) num = 1;
+               }
+               if (e > str && e[-1] == '-')
+                       e--;
+               len = e - str;
+               if ((len == 2 && strncasecmp(str,"md",2)==0)) {
+                       autof = config ? 5 : 3;
+               } else if ((len == 3 && strncasecmp(str,"mdp",3)==0)) {
+                       autof = config ? 6 : 4;
+               } else if ((len == 1 && strncasecmp(str,"p",1)==0) ||
+                          (len >= 4 && strncasecmp(str,"part",4)==0)) {
+                       autof = 6;
+               } else {
+                       fprintf(stderr, Name ": %s arg of \"%s\" unrecognised: use no,yes,md,mdp,part\n"
+                               "        optionally followed by a number.\n",
+                               msg, str);
+                       exit(2);
+               }
+               autof |= num << 3;
+       }
+       return autof;
+}
+
+static void createline(char *line)
+{
+       char *w;
+       char *ep;
+
+       for (w=dl_next(line); w!=line; w=dl_next(w)) {
+               if (strncasecmp(w, "auto=", 5) == 0)
+                       createinfo.autof = parse_auto(w+5, "auto=", 1);
+               else if (strncasecmp(w, "owner=", 6) == 0) {
+                       if (w[6] == 0) {
+                               fprintf(stderr, Name ": missing owner name\n");
+                               continue;
+                       }
+                       createinfo.uid = strtoul(w+6, &ep, 10);
+                       if (*ep != 0) {
+#ifndef STATIC
+                               struct passwd *pw;
+                               /* must be a name */
+                               pw = getpwnam(w+6);
+                               if (pw)
+                                       createinfo.uid = pw->pw_uid;
+                               else
+#endif /* STATIC */
+                                       fprintf(stderr, Name ": CREATE user %s not found\n", w+6);
+                       }
+               } else if (strncasecmp(w, "group=", 6) == 0) {
+                       if (w[6] == 0) {
+                               fprintf(stderr, Name ": missing group name\n");
+                               continue;
+                       }
+                       createinfo.gid = strtoul(w+6, &ep, 10);
+                       if (*ep != 0) {
+#ifndef STATIC
+                               struct group *gr;
+                               /* must be a name */
+                               gr = getgrnam(w+6);
+                               if (gr)
+                                       createinfo.gid = gr->gr_gid;
+                               else
+#endif /* STATIC */
+                                       fprintf(stderr, Name ": CREATE group %s not found\n", w+6);
+                       }
+               } else if (strncasecmp(w, "mode=", 5) == 0) {
+                       if (w[5] == 0) {
+                               fprintf(stderr, Name ": missing CREATE mode\n");
+                               continue;
+                       }
+                       createinfo.mode = strtoul(w+5, &ep, 8);
+                       if (*ep != 0) {
+                               createinfo.mode = 0600;
+                               fprintf(stderr, Name ": unrecognised CREATE mode %s\n",
+                                       w+5);
+                       }
+               } else {
+                       fprintf(stderr, Name ": unrecognised word on CREATE line: %s\n",
+                               w);
+               }
+       }
+}
 
 void devline(char *line) 
 {
@@ -273,7 +389,7 @@ void arrayline(char *line)
        mis.super_minor = UnSet;
        mis.level = UnSet;
        mis.raid_disks = UnSet;
-       mis.spare_disks = UnSet;
+       mis.spare_disks = 0;
        mis.devices = NULL;
        mis.devname = NULL;
        mis.spare_group = NULL;
@@ -281,6 +397,7 @@ void arrayline(char *line)
        mis.next = NULL;
        mis.st = NULL;
        mis.bitmap_fd = -1;
+       mis.bitmap_file = NULL;
        mis.name[0] = 0;
 
        for (w=dl_next(line); w!=line; w=dl_next(w)) {
@@ -321,6 +438,13 @@ void arrayline(char *line)
                        else
                                strcpy(mis.name, w+5);
 
+               } else if (strncasecmp(w, "bitmap=", 7) == 0) {
+                       if (mis.bitmap_file)
+                               fprintf(stderr, Name ": only specify bitmap file once. %s ignored\n",
+                                       w);
+                       else
+                               mis.bitmap_file = w+7;
+
                } 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",
@@ -356,32 +480,7 @@ void arrayline(char *line)
                                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");
-                       }
+                       mis.autof = parse_auto(w+5, "auto type", 0);
                } else {
                        fprintf(stderr, Name ": unrecognised word on ARRAY line: %s\n",
                                w);
@@ -415,6 +514,23 @@ void mailline(char *line)
        }
 }
 
+static char *alert_mail_from = NULL;
+void mailfromline(char *line)
+{
+       char *w;
+
+       for (w=dl_next(line); w != line ; w=dl_next(w)) {
+               if (alert_mail_from == NULL)
+                       alert_mail_from = strdup(w);
+               else {
+                       char *t= NULL;
+                       asprintf(&t, "%s %s", alert_mail_from, w);
+                       free(alert_mail_from);
+                       alert_mail_from = t;
+               }
+       }
+}
+
 
 static char *alert_program = NULL;
 void programline(char *line)
@@ -485,6 +601,12 @@ void load_conffile(char *conffile)
                case 3: /* PROGRAM */
                        programline(line);
                        break;
+               case 4: /* MAILFROM */
+                       mailfromline(line);
+                       break;
+               case 5: /* CREATE */
+                       createline(line);
+                       break;
                default:
                        fprintf(stderr, Name ": Unknown keyword %s\n", line);
                }
@@ -502,12 +624,23 @@ char *conf_get_mailaddr(char *conffile)
        return alert_email;
 }
 
+char *conf_get_mailfrom(char *conffile)
+{
+       load_conffile(conffile);
+       return alert_mail_from;
+}
+
 char *conf_get_program(char *conffile)
 {
        load_conffile(conffile);
        return alert_program;
 }
 
+struct createinfo *conf_get_create_info(char *conffile)
+{
+       load_conffile(conffile);
+       return &createinfo;
+}
 
 mddev_ident_t conf_get_ident(char *conffile, char *dev)
 {
@@ -535,7 +668,11 @@ mddev_dev_t conf_get_devs(char *conffile)
        }
     
        load_conffile(conffile);
-    
+
+       if (cdevlist == NULL)
+               /* default to 'partitions */
+               dlist = load_partitions();
+
        for (cd=cdevlist; cd; cd=cd->next) {
                if (strcasecmp(cd->name, "partitions")==0 && dlist == NULL)
                        dlist = load_partitions();