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lvm2/lib/commands/toolcontext.h
Alasdair Kergon 25b733809a Merge with text format branch.
Lots of changes/very little testing so far => there'll be bugs!

Use 'vgcreate -M text' to create a volume group with its metadata stored
in text files.  Text format metadata changes should be reasonably atomic,
with a (basic) automatic recovery mechanism if the system crashes while a
change is in progress.

Add a metadata section to lvm.conf to specify multiple directories if
you want (recommended) to keep multiple copies of the metadata (eg on
different filesystems).

e.g. metadata {
        dirs = ["/etc/lvm/metadata1","/usr/local/lvm/metadata2"]
}

Plenty of refinements still in the pipeline.
2002-04-24 18:20:51 +00:00

38 lines
755 B
C

/*
* Copyright (C) 2001 Sistina Software (UK) Limited.
*
* This file is released under the LGPL.
*
*/
#ifndef _LVM_TOOLCONTEXT_H
#define _LVM_TOOLCONTEXT_H
#include "dev-cache.h"
#include "config.h"
#include "pool.h"
#include "metadata.h"
/* command-instance-related variables needed by library */
struct cmd_context {
/* format handler allocates all objects from here */
struct pool *mem;
struct format_type *fmt; /* Current format to use by default */
/* FIXME Move into dynamic list */
struct format_type *fmt1; /* Format1 */
struct format_type *fmtt; /* Format_text */
char *cmd_line;
char *dev_dir;
struct dev_filter *filter;
struct config_file *cf;
struct command *command;
struct uuid_map *um;
struct arg *args;
};
#endif