/* * Upgrade a ZFS pool to the latest on-disk version. */ int zpool_upgrade(zpool_handle_t *zhp) { zfs_cmd_t zc = { 0 }; libzfs_handle_t *hdl = zhp->zpool_hdl; (void) strcpy(zc.zc_name, zhp->zpool_name); if (ioctl(hdl->libzfs_fd, ZFS_IOC_POOL_UPGRADE, &zc) != 0) return (zpool_standard_error_fmt(hdl, errno, dgettext(TEXT_DOMAIN, "cannot upgrade '%s'"), zhp->zpool_name)); return (0); }
/* * Exports the pool from the system. The caller must ensure that there are no * mounted datasets in the pool. */ int zpool_export(zpool_handle_t *zhp) { zfs_cmd_t zc = { 0 }; if (zpool_remove_zvol_links(zhp) != 0) return (-1); (void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name)); if (ioctl(zhp->zpool_hdl->libzfs_fd, ZFS_IOC_POOL_EXPORT, &zc) != 0) return (zpool_standard_error_fmt(zhp->zpool_hdl, errno, dgettext(TEXT_DOMAIN, "cannot export '%s'"), zhp->zpool_name)); return (0); }
/* * Perform ioctl to get some command history of a pool. * * 'buf' is the buffer to fill up to 'len' bytes. 'off' is the * logical offset of the history buffer to start reading from. * * Upon return, 'off' is the next logical offset to read from and * 'len' is the actual amount of bytes read into 'buf'. */ static int get_history(zpool_handle_t *zhp, char *buf, uint64_t *off, uint64_t *len) { zfs_cmd_t zc = { 0 }; libzfs_handle_t *hdl = zhp->zpool_hdl; (void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name)); zc.zc_history = (uint64_t)(uintptr_t)buf; zc.zc_history_len = *len; zc.zc_history_offset = *off; if (ioctl(hdl->libzfs_fd, ZFS_IOC_POOL_GET_HISTORY, &zc) != 0) { switch (errno) { case EPERM: return (zfs_error_fmt(hdl, EZFS_PERM, dgettext(TEXT_DOMAIN, "cannot show history for pool '%s'"), zhp->zpool_name)); case ENOENT: return (zfs_error_fmt(hdl, EZFS_NOHISTORY, dgettext(TEXT_DOMAIN, "cannot get history for pool " "'%s'"), zhp->zpool_name)); case ENOTSUP: return (zfs_error_fmt(hdl, EZFS_BADVERSION, dgettext(TEXT_DOMAIN, "cannot get history for pool " "'%s', pool must be upgraded"), zhp->zpool_name)); default: return (zpool_standard_error_fmt(hdl, errno, dgettext(TEXT_DOMAIN, "cannot get history for '%s'"), zhp->zpool_name)); } } *len = zc.zc_history_len; *off = zc.zc_history_offset; return (0); }
int zpool_standard_error(libzfs_handle_t *hdl, int error, const char *msg) { return (zpool_standard_error_fmt(hdl, error, "%s", msg)); }