]> git.ipfire.org Git - thirdparty/mdadm.git/blobdiff - Assemble.c
Create.c: fix uclibc build
[thirdparty/mdadm.git] / Assemble.c
index f954b4db20419fd3b86d3c6f01f24ed711308d0d..f6c5b99e25e246ee5a833f2fa0c6f25f41c4d669 100644 (file)
@@ -63,7 +63,7 @@ static void set_array_assembly_status(struct context *c,
                                   struct assembly_array_info *arr)
 {
        int raid_disks = arr->preexist_cnt + arr->new_cnt;
-       char *status_msg = map_num(assemble_statuses, status);
+       char *status_msg = map_num_s(assemble_statuses, status);
 
        if (c->export && result)
                *result |= status;
@@ -77,9 +77,7 @@ static void set_array_assembly_status(struct context *c,
                fprintf(stderr, " (%d new)", arr->new_cnt);
        if (arr->exp_cnt)
                fprintf(stderr, " ( + %d for expansion)", arr->exp_cnt);
-       if (status_msg)
-               fprintf(stderr, " %s", status_msg);
-       fprintf(stderr, ".\n");
+       fprintf(stderr, " %s.\n", status_msg);
 }
 
 static int name_matches(char *found, char *required, char *homehost, int require_homehost)
@@ -137,17 +135,17 @@ static int ident_matches(struct mddev_ident *ident,
                         struct mdinfo *content,
                         struct supertype *tst,
                         char *homehost, int require_homehost,
-                        char *update, char *devname)
+                        enum update_opt update, char *devname)
 {
 
-       if (ident->uuid_set && (!update || strcmp(update, "uuid")!= 0) &&
+       if (ident->uuid_set && update != UOPT_UUID &&
            same_uuid(content->uuid, ident->uuid, tst->ss->swapuuid)==0 &&
            memcmp(content->uuid, uuid_zero, sizeof(int[4])) != 0) {
                if (devname)
                        pr_err("%s has wrong uuid.\n", devname);
                return 0;
        }
-       if (ident->name[0] && (!update || strcmp(update, "name")!= 0) &&
+       if (ident->name[0] && update != UOPT_NAME &&
            name_matches(content->name, ident->name, homehost, require_homehost)==0) {
                if (devname)
                        pr_err("%s has wrong name.\n", devname);
@@ -331,6 +329,11 @@ static int select_devices(struct mddev_dev *devlist,
                                /* Ignore unrecognised device if looking for
                                 * specific array */
                                goto loop;
+                       if (ident->uuid_set)
+                               /* ignore unrecognized device if looking for
+                                * specific uuid
+                                */
+                               goto loop;
 
                        pr_err("%s has no superblock - assembly aborted\n",
                               devname);
@@ -338,8 +341,10 @@ static int select_devices(struct mddev_dev *devlist,
                                st->ss->free_super(st);
                        dev_policy_free(pol);
                        domain_free(domains);
-                       if (tst)
+                       if (tst) {
                                tst->ss->free_super(tst);
+                               free(tst);
+                       }
                        return -1;
                }
 
@@ -414,6 +419,7 @@ static int select_devices(struct mddev_dev *devlist,
                                st->ss->free_super(st);
                                dev_policy_free(pol);
                                domain_free(domains);
+                               free(st);
                                return -1;
                        }
                        if (c->verbose > 0)
@@ -530,6 +536,7 @@ static int select_devices(struct mddev_dev *devlist,
                                st->ss->free_super(st);
                                dev_policy_free(pol);
                                domain_free(domains);
+                               free(tst);
                                return -1;
                        }
                        tmpdev->used = 1;
@@ -543,8 +550,10 @@ static int select_devices(struct mddev_dev *devlist,
                }
                dev_policy_free(pol);
                pol = NULL;
-               if (tst)
+               if (tst) {
                        tst->ss->free_super(tst);
+                       free(tst);
+               }
        }
 
        /* Check if we found some imsm spares but no members */
@@ -564,8 +573,7 @@ static int select_devices(struct mddev_dev *devlist,
                                if (dfd < 0 ||
                                    st->ss->load_super(st, dfd, NULL))
                                        tmpdev->used = 2;
-                               if (dfd > 0)
-                                       close(dfd);
+                               close_fd(&dfd);
                        }
                }
 
@@ -646,11 +654,10 @@ static int load_devices(struct devs *devices, char *devmap,
                        int err;
                        fstat(mdfd, &stb2);
 
-                       if (strcmp(c->update, "uuid") == 0 && !ident->uuid_set)
+                       if (c->update == UOPT_UUID && !ident->uuid_set)
                                random_uuid((__u8 *)ident->uuid);
 
-                       if (strcmp(c->update, "ppl") == 0 &&
-                           ident->bitmap_fd >= 0) {
+                       if (c->update == UOPT_PPL && ident->bitmap_fd >= 0) {
                                pr_err("PPL is not compatible with bitmap\n");
                                close(mdfd);
                                free(devices);
@@ -682,30 +689,30 @@ static int load_devices(struct devs *devices, char *devmap,
                        strcpy(content->name, ident->name);
                        content->array.md_minor = minor(stb2.st_rdev);
 
-                       if (strcmp(c->update, "byteorder") == 0)
+                       if (c->update == UOPT_BYTEORDER)
                                err = 0;
-                       else if (strcmp(c->update, "home-cluster") == 0) {
+                       else if (c->update == UOPT_HOME_CLUSTER) {
                                tst->cluster_name = c->homecluster;
                                err = tst->ss->write_bitmap(tst, dfd, NameUpdate);
-                       } else if (strcmp(c->update, "nodes") == 0) {
+                       } else if (c->update == UOPT_NODES) {
                                tst->nodes = c->nodes;
                                err = tst->ss->write_bitmap(tst, dfd, NodeNumUpdate);
-                       } else if (strcmp(c->update, "revert-reshape") == 0 &&
-                                  c->invalid_backup)
+                       } else if (c->update == UOPT_REVERT_RESHAPE && c->invalid_backup)
                                err = tst->ss->update_super(tst, content,
-                                                           "revert-reshape-nobackup",
+                                                           UOPT_SPEC_REVERT_RESHAPE_NOBACKUP,
                                                            devname, c->verbose,
                                                            ident->uuid_set,
                                                            c->homehost);
                        else
-                               err = tst->ss->update_super(tst, content, c->update,
+                               err = tst->ss->update_super(tst, content,
+                                                           c->update,
                                                            devname, c->verbose,
                                                            ident->uuid_set,
                                                            c->homehost);
                        if (err < 0) {
                                if (err == -1)
                                        pr_err("--update=%s not understood for %s metadata\n",
-                                              c->update, tst->ss->name);
+                                              map_num(update_options, c->update), tst->ss->name);
                                tst->ss->free_super(tst);
                                free(tst);
                                close(mdfd);
@@ -715,7 +722,7 @@ static int load_devices(struct devs *devices, char *devmap,
                                *stp = st;
                                return -1;
                        }
-                       if (strcmp(c->update, "uuid")==0 &&
+                       if (c->update == UOPT_UUID &&
                            !ident->uuid_set) {
                                ident->uuid_set = 1;
                                memcpy(ident->uuid, content->uuid, 16);
@@ -724,7 +731,7 @@ static int load_devices(struct devs *devices, char *devmap,
                                pr_err("Could not re-write superblock on %s.\n",
                                       devname);
 
-                       if (strcmp(c->update, "uuid")==0 &&
+                       if (c->update == UOPT_UUID &&
                            ident->bitmap_fd >= 0 && !bitmap_done) {
                                if (bitmap_update_uuid(ident->bitmap_fd,
                                                       content->uuid,
@@ -838,6 +845,7 @@ static int load_devices(struct devs *devices, char *devmap,
                                close(mdfd);
                                free(devices);
                                free(devmap);
+                               free(best);
                                *stp = st;
                                return -1;
                        }
@@ -904,8 +912,7 @@ static int force_array(struct mdinfo *content,
                                 * devices in RAID4 or last devices in RAID4/5/6.
                                 */
                                delta = devices[j].i.delta_disks;
-                               if (devices[j].i.array.level >= 4 &&
-                                   devices[j].i.array.level <= 6 &&
+                               if (is_level456(devices[j].i.array.level) &&
                                    i/2 >= content->array.raid_disks - delta)
                                        /* OK */;
                                else if (devices[j].i.array.level == 4 &&
@@ -959,7 +966,7 @@ static int force_array(struct mdinfo *content,
                        continue;
                }
                content->events = devices[most_recent].i.events;
-               tst->ss->update_super(tst, content, "force-one",
+               tst->ss->update_super(tst, content, UOPT_SPEC_FORCE_ONE,
                                      devices[chosen_drive].devname, c->verbose,
                                      0, NULL);
 
@@ -1119,7 +1126,8 @@ static int start_array(int mdfd,
                               i/2, mddev);
        }
 
-       if (content->array.level == LEVEL_CONTAINER) {
+       if (is_container(content->array.level)) {
+               sysfs_rules_apply(mddev, content);
                if (c->verbose >= 0) {
                        pr_err("Container %s has been assembled with %d drive%s",
                               mddev, okcnt + sparecnt + journalcnt,
@@ -1127,10 +1135,8 @@ static int start_array(int mdfd,
                        if (okcnt < (unsigned)content->array.raid_disks)
                                fprintf(stderr, " (out of %d)\n",
                                        content->array.raid_disks);
-                       else {
+                       else
                                fprintf(stderr, "\n");
-                               sysfs_rules_apply(mddev, content);
-                       }
                }
 
                if (st->ss->validate_container) {
@@ -1184,8 +1190,7 @@ static int start_array(int mdfd,
                                pr_err("%s: Need a backup file to complete reshape of this array.\n",
                                       mddev);
                                pr_err("Please provided one with \"--backup-file=...\"\n");
-                               if (c->update &&
-                                   strcmp(c->update, "revert-reshape") == 0)
+                               if (c->update == UOPT_REVERT_RESHAPE)
                                        pr_err("(Don't specify --update=revert-reshape again, that part succeeded.)\n");
                                return 1;
                        }
@@ -1225,8 +1230,7 @@ static int start_array(int mdfd,
                                fprintf(stderr, ".\n");
                        }
                        if (content->reshape_active &&
-                           content->array.level >= 4 &&
-                           content->array.level <= 6) {
+                           is_level456(content->array.level)) {
                                /* might need to increase the size
                                 * of the stripe cache - default is 256
                                 */
@@ -1484,7 +1488,7 @@ try_again:
         */
        if (map_lock(&map))
                pr_err("failed to get exclusive lock on mapfile - continue anyway...\n");
-       if (c->update && strcmp(c->update,"uuid") == 0)
+       if (c->update == UOPT_UUID)
                mp = NULL;
        else
                mp = map_by_uuid(&map, content->uuid);
@@ -1550,8 +1554,7 @@ try_again:
                         */
                        trustworthy = LOCAL;
 
-               if (name[0] == 0 &&
-                   content->array.level == LEVEL_CONTAINER) {
+               if (!name[0] && is_container(content->array.level)) {
                        name = content->text_version;
                        trustworthy = METADATA;
                }
@@ -1632,7 +1635,7 @@ try_again:
                goto out;
        }
 
-       if (c->update && strcmp(c->update, "byteorder")==0)
+       if (c->update == UOPT_BYTEORDER)
                st->minor_version = 90;
 
        st->ss->getinfo_super(st, content, NULL);
@@ -1790,7 +1793,7 @@ try_again:
                if (!(devices[j].i.array.state & 1))
                        clean = 0;
 
-               if (st->ss->update_super(st, &devices[j].i, "assemble", NULL,
+               if (st->ss->update_super(st, &devices[j].i, UOPT_SPEC_ASSEMBLE, NULL,
                                         c->verbose, 0, NULL)) {
                        if (c->force) {
                                if (c->verbose >= 0)
@@ -1803,18 +1806,11 @@ try_again:
                                               i, mddev, devices[j].devname);
                        }
                }
-#if 0
-               if (!(super.disks[i].i.disk.state & (1 << MD_DISK_FAULTY))) {
-                       pr_err("devices %d of %s is not marked FAULTY in superblock, but cannot be found\n",
-                              i, mddev);
-               }
-#endif
        }
-       if (c->force && !clean &&
+       if (c->force && !clean && !is_container(content->array.level) &&
            !enough(content->array.level, content->array.raid_disks,
-                   content->array.layout, clean,
-                   avail)) {
-               change += st->ss->update_super(st, content, "force-array",
+                   content->array.layout, clean, avail)) {
+               change += st->ss->update_super(st, content, UOPT_SPEC_FORCE_ARRAY,
                                               devices[chosen_drive].devname, c->verbose,
                                               0, NULL);
                was_forced = 1;
@@ -1901,7 +1897,7 @@ try_again:
        /* First, fill in the map, so that udev can find our name
         * as soon as we become active.
         */
-       if (c->update && strcmp(c->update, "metadata")==0) {
+       if (c->update == UOPT_METADATA) {
                content->array.major_version = 1;
                content->array.minor_version = 0;
                strcpy(content->text_version, "1.0");
@@ -1948,13 +1944,14 @@ out:
                                                break;
                                        close(mdfd);
                                }
-                               usleep(usecs);
+                               sleep_for(0, USEC_TO_NSEC(usecs), true);
                                usecs <<= 1;
                        }
                }
        } else if (mdfd >= 0)
                close(mdfd);
 
+       free(best);
        /* '2' means 'OK, but not started yet' */
        if (rv == -1) {
                free(devices);
@@ -1973,7 +1970,8 @@ int assemble_container_content(struct supertype *st, int mdfd,
        int start_reshape;
        char *avail;
        int err;
-       int is_raid456, is_clean, all_disks;
+       int is_clean, all_disks;
+       bool is_raid456;
 
        if (sysfs_init(content, mdfd, NULL)) {
                pr_err("Unable to initialize sysfs\n");
@@ -1981,13 +1979,16 @@ int assemble_container_content(struct supertype *st, int mdfd,
        }
 
        sra = sysfs_read(mdfd, NULL, GET_VERSION|GET_DEVS);
-       if (sra == NULL || strcmp(sra->text_version, content->text_version) != 0) {
-               if (content->array.major_version == -1 &&
-                   content->array.minor_version == -2 &&
-                   c->readonly &&
-                   content->text_version[0] == '/')
-                       content->text_version[0] = '-';
-               if (sysfs_set_array(content, 9003) != 0) {
+       if (sra == NULL) {
+               pr_err("Failed to read sysfs parameters\n");
+               return 1;
+       }
+
+       /* Fill sysfs properties only if they are not set. Determine it by checking text_version
+        * and ignoring special character on the first place.
+        */
+       if (strcmp(sra->text_version + 1, content->text_version + 1) != 0) {
+               if (sysfs_set_array(content) != 0) {
                        sysfs_free(sra);
                        return 1;
                }
@@ -2014,8 +2015,7 @@ int assemble_container_content(struct supertype *st, int mdfd,
                if (dev)
                        continue;
                /* Don't want this one any more */
-               if (sysfs_set_str(sra, dev2, "slot", "none") < 0 &&
-                   errno == EBUSY) {
+               if (sysfs_set_str(sra, dev2, "slot", STR_COMMON_NONE) < 0 && errno == EBUSY) {
                        pr_err("Cannot remove old device %s: not updating %s\n", dev2->sys_name, sra->sys_name);
                        sysfs_free(sra);
                        return 1;
@@ -2101,7 +2101,7 @@ int assemble_container_content(struct supertype *st, int mdfd,
                content->array.state |= 1;
        }
 
-       is_raid456 = (content->array.level >= 4 && content->array.level <= 6);
+       is_raid456 = is_level456(content->array.level);
        is_clean = content->array.state & 1;
 
        if (enough(content->array.level, content->array.raid_disks,