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mirror of git://sourceware.org/git/lvm2.git synced 2024-12-21 13:34:40 +03:00
lvm2/tools/pvdisplay.c
2001-09-25 16:26:38 +00:00

144 lines
3.5 KiB
C

/*
* Copyright (C) 2001 Sistina Software
*
* LVM is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* LVM is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with LVM; see the file COPYING. If not, write to
* the Free Software Foundation, 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
*/
#include "tools.h"
void pvdisplay_device(const char *pv_dev);
int pvdisplay(int argc, char **argv)
{
int opt;
if (argc == 0) {
log_error("please enter a physical volume path");
return LVM_EINVALID_CMD_LINE;
}
if (arg_count(colon_ARG) && arg_count(verbose_ARG)) {
log_error("option v not allowed with option c");
return LVM_EINVALID_CMD_LINE;
}
for (opt = 0; opt < argc; opt++)
pvdisplay_device(argv[opt]);
putchar('\n');
return 0;
}
void pvdisplay_device(const char *pv_name)
{
struct dev_mgr *dm;
struct device *pv_dev;
pv_t *pv = NULL;
lv_disk_t *lvs = NULL;
dm = active_dev_mgr();
if (!(pv_dev = dev_by_name(dm, pv_name))) {
log_error("device \"%s\" not found", pv_name);
return;
}
if (arg_count(short_ARG)) {
int size;
char *sz;
/* Returns size in 512-byte units */
if ((size = device_get_size(pv_name)) < 0) {
log_error("%s: getting size of physical volume \"%s\"",
strerror(size), pv_name);
return;
}
sz = display_size(size / 2, SIZE_SHORT);
log_print("Device \"%s\" has a capacity of %s",
pv_name, sz);
dbg_free(sz);
}
if (!(pv = pv_read(dm, pv_name))) {
return;
}
/* FIXME: Check attributes
MD_DEVICE,
log_error("\"%s\" no VALID physical volume \"%s\"", lvm_error ( ret), pv_name);
EXPORTED
pv->vg_name[strlen(pv->vg_name)-strlen(EXPORTED)] = 0;
log_print("physical volume \"%s\" of volume group \"%s\" is exported" , pv_name, pv->vg_name);
Valid ID
log_error("no physical volume identifier on \"%s\"" , pv_name);
NEW
pv_check_new (pv)
log_print ( "\"%s\" is a new physical volume of %s",
pv_name, ( dummy = lvm_show_size ( size / 2, SHORT)));
*/
/* FIXME: Check active - no point?
log_very_verbose("checking physical volume activity" );
pv_check_active ( pv->vg_name, pv->pv_name)
pv_status ( pv->vg_name, pv->pv_name, &pv)
*/
/* FIXME: Check consistency - or do this when reading metadata?
log_very_verbose("checking physical volume consistency" );
ret = pv_check_consistency (pv)
log_error("\"%s\" checking consistency of physical volume \"%s\"", lvm_error ( ret), pv_name);
*/
if (arg_count(colon_ARG)) {
pv_display_colons(pv);
goto pvdisplay_device_out;
}
pv_display_full(pv);
if (!arg_count(verbose_ARG))
goto pvdisplay_device_out;
if (pv->pe_allocated) {
if (!(pv->pe = pv_read_pe (pv_name, pv)))
goto pvdisplay_device_out;
if (!(lvs = pv_read_lvs(pv))) {
log_error("Failed to read LVs on %s", pv->pv_name);
goto pvdisplay_device_out;
}
pv_display_pe_text(pv, pv->pe, lvs);
} else
log_print ("no logical volume on physical volume %s", pv_name);
pvdisplay_device_out:
if (pv)
dbg_free(pv->pe);
dbg_free(pv);
dbg_free(lvs);
return;
}