diff options
Diffstat (limited to 'Assemble.c')
| -rw-r--r-- | Assemble.c | 46 |
1 files changed, 46 insertions, 0 deletions
@@ -181,6 +181,52 @@ int Assemble(struct supertype *st, char *mddev, int mdfd, mddev ? mddev : "further assembly"); return 1; } + + /* if the configuration specifies a container then we use that to + * determine the devices and retrieve the array configuration + */ +#ifndef MDASSEMBLE + if (ident->container && ident->member) { + int cfd = open(ident->container, O_RDWR); + struct mdinfo *mdi; + struct supertype container; + + if (verbose>0) + fprintf(stderr, Name ": looking to assemble member array %s" + " inside container %s\n", ident->member, ident->container); + if (cfd < 0) { + if (verbose>0) + fprintf(stderr, Name ": unable to open container %s: %s\n", + ident->container, strerror(errno)); + return 1; + } + + mdi = sysfs_read(cfd, fd2devnum(cfd), GET_VERSION); + if (!mdi) { + close(cfd); + if (verbose>0) + fprintf(stderr, Name ": unable to read container %s\n", + ident->container); + return 1; + } + container.ss = find_metadata_methods(mdi->text_version); + sysfs_free(mdi); + if (!container.ss) { + close(cfd); + fprintf(stderr, Name ": %s uses unknown metadata: %s\n", + ident->container, mdi->text_version); + return 1; + } + if (container.ss->load_super(&container, cfd, ident->container)) { + fprintf(stderr, Name ": Cannot load metadata for container %s\n", + ident->container); + return 1; + } + + return Incremental_container(&container, ident->container, + verbose, runstop, ident->autof); + } +#endif if (devlist == NULL) devlist = conf_get_devs(); else if (mdfd >= 0) |