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/*
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* Copyright ( C ) 2001 - 2004 Sistina Software , Inc . All rights reserved .
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* Copyright ( C ) 2004 - 2009 Red Hat , Inc . All rights reserved .
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*
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* This file is part of LVM2 .
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*
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* This copyrighted material is made available to anyone wishing to use ,
* modify , copy , or redistribute it subject to the terms and conditions
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* of the GNU Lesser General Public License v .2 .1 .
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program ; if not , write to the Free Software Foundation ,
* Inc . , 59 Temple Place , Suite 330 , Boston , MA 02111 - 1307 USA
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*/
# include "tools.h"
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static int _restore_pv ( struct volume_group * vg , char * pv_name )
{
struct pv_list * pvl = NULL ;
pvl = find_pv_in_vg ( vg , pv_name ) ;
if ( ! pvl ) {
log_warn ( " WARNING: PV %s not found in VG %s " , pv_name , vg - > name ) ;
return 0 ;
}
if ( ! ( pvl - > pv - > status & MISSING_PV ) ) {
log_warn ( " WARNING: PV %s was not missing in VG %s " , pv_name , vg - > name ) ;
return 0 ;
}
if ( ! pvl - > pv - > dev ) {
log_warn ( " WARNING: The PV %s is still missing. " , pv_name ) ;
return 0 ;
}
pvl - > pv - > status & = ~ MISSING_PV ;
return 1 ;
}
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int vgextend ( struct cmd_context * cmd , int argc , char * * argv )
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{
char * vg_name ;
struct volume_group * vg = NULL ;
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int r = ECMD_FAILED ;
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struct pvcreate_params pp ;
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int fixed = 0 , i = 0 ;
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if ( ! argc ) {
log_error ( " Please enter volume group name and "
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" physical volume(s) " ) ;
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return EINVALID_CMD_LINE ;
}
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vg_name = skip_dev_dir ( cmd , argv [ 0 ] , NULL ) ;
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argc - - ;
argv + + ;
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if ( arg_count ( cmd , metadatacopies_ARG ) ) {
log_error ( " Invalid option --metadatacopies, "
" use --pvmetadatacopies instead. " ) ;
return EINVALID_CMD_LINE ;
}
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pvcreate_params_set_defaults ( & pp ) ;
if ( ! pvcreate_params_validate ( cmd , argc , argv , & pp ) ) {
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return EINVALID_CMD_LINE ;
}
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if ( arg_count ( cmd , restoremissing_ARG ) )
cmd - > handles_missing_pvs = 1 ;
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log_verbose ( " Checking for volume group \" %s \" " , vg_name ) ;
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vg = vg_read_for_update ( cmd , vg_name , NULL , 0 ) ;
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if ( vg_read_error ( vg ) ) {
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free_vg ( vg ) ;
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stack ;
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return ECMD_FAILED ;
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}
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if ( ! archive ( vg ) )
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goto_bad ;
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if ( arg_count ( cmd , restoremissing_ARG ) ) {
for ( i = 0 ; i < argc ; + + i ) {
if ( _restore_pv ( vg , argv [ i ] ) )
+ + fixed ;
}
if ( ! fixed ) {
log_error ( " No PV has been restored. " ) ;
goto_bad ;
}
} else { /* no --restore, normal vgextend */
if ( ! lock_vol ( cmd , VG_ORPHANS , LCK_VG_WRITE ) ) {
log_error ( " Can't get lock for orphan PVs " ) ;
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unlock_and_free_vg ( cmd , vg , vg_name ) ;
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return ECMD_FAILED ;
}
if ( arg_count ( cmd , metadataignore_ARG ) & &
( vg_mda_copies ( vg ) ! = VGMETADATACOPIES_UNMANAGED ) & &
( pp . force = = PROMPT ) & &
yes_no_prompt ( " Override preferred number of copies "
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" of VG %s metadata? [y/n]: " ,
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vg_name ) = = ' n ' ) {
log_error ( " Volume group %s not changed " , vg_name ) ;
goto_bad ;
}
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/* extend vg */
if ( ! vg_extend ( vg , argc , argv , & pp ) )
goto_bad ;
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if ( arg_count ( cmd , metadataignore_ARG ) & &
( vg_mda_copies ( vg ) ! = VGMETADATACOPIES_UNMANAGED ) & &
( vg_mda_copies ( vg ) ! = vg_mda_used_count ( vg ) ) ) {
log_warn ( " WARNING: Changing preferred number of copies of VG %s "
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" metadata from % " PRIu32 " to % " PRIu32 , vg_name ,
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vg_mda_copies ( vg ) , vg_mda_used_count ( vg ) ) ;
vg_set_mda_copies ( vg , vg_mda_used_count ( vg ) ) ;
}
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/* ret > 0 */
log_verbose ( " Volume group \" %s \" will be extended by %d new "
" physical volumes " , vg_name , argc ) ;
}
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/* store vg on disk(s) */
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if ( ! vg_write ( vg ) | | ! vg_commit ( vg ) )
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goto_bad ;
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backup ( vg ) ;
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log_print ( " Volume group \" %s \" successfully extended " , vg_name ) ;
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r = ECMD_PROCESSED ;
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bad :
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if ( ! arg_count ( cmd , restoremissing_ARG ) )
unlock_vg ( cmd , VG_ORPHANS ) ;
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unlock_and_free_vg ( cmd , vg , vg_name ) ;
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return r ;
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}