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Warn when an LVM2 PV is a member of a damaged VG (#160878) 

Generate a warning for each LVM2 Physical Volume which is a member of a
Volume Group which has other members missing.

Bug #160787 - lvm support
This commit is contained in:
Mike Fleetwood 2012-02-12 14:44:50 +00:00 committed by Curtis Gedak
parent 6d665d669d
commit ea1c0c023e
3 changed files with 26 additions and 5 deletions
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2
include/LVM2_PV_Info.h
View File

@ -42,7 +42,7 @@ public:
Byte_Value get_free_bytes( const Glib::ustring & path ) ;
bool has_active_lvs( const Glib::ustring & path ) ;
bool is_vg_exported( const Glib::ustring & vgname ) ;
std::vector<Glib::ustring> get_error_messages() ;
std::vector<Glib::ustring> get_error_messages( const Glib::ustring & path ) ;
private:
void initialize_if_required() ;
void set_command_found() ;

25
src/LVM2_PV_Info.cc
View File

@ -50,7 +50,8 @@ enum PV_ATTRIBUTE
// "/dev/sda13,830472192,GParted_VG3,wz--n-,,",
// "/dev/sda14,1828716544,GParted-VG4,wzx-n-,lvol0,-wi---",
// "/dev/sda14,1828716544,GParted-VG4,wzx-n-,,"]
// error_messages - String vector storing error messsages.
// error_messages - String vector storing whole cache error
// messsages.
//Initialize static data elements
@ -157,10 +158,30 @@ bool LVM2_PV_Info::is_vg_exported( const Glib::ustring & vgname )
return false ;
}
std::vector<Glib::ustring> LVM2_PV_Info::get_error_messages()
std::vector<Glib::ustring> LVM2_PV_Info::get_error_messages( const Glib::ustring & path )
{
initialize_if_required() ;
if ( ! error_messages .empty() )
//Return whole cache error messages as first choice
return error_messages ;
std::vector<Glib::ustring> partition_specific_messages ;
partition_specific_messages .clear() ;
Glib::ustring temp ;
//Check for partition specific message: partial VG
Glib::ustring vg_bits = get_pv_attr_by_path( path, PVATTR_VG_BITS ) ;
//4rd "bit" is partial flag. E.g.
// "wz--n-" all PVs exist, "wz-pn-" one or move PVs missing.
// Treat any non-hyphen character as damaged.
if ( vg_bits .length() >= 4 && vg_bits [3] != '-' )
{
temp = _("One or more Physical Volumes belonging to the Volume Group is missing.") ;
temp += "\n" ;
partition_specific_messages .push_back ( temp ) ;
}
return partition_specific_messages ;
}
//Private methods

2
src/lvm2_pv.cc
View File

@ -43,7 +43,7 @@ void lvm2_pv::set_used_sectors( Partition & partition )
if ( free_bytes >= 0 )
partition .Set_Unused( Utils::round( double(free_bytes) / double(partition .sector_size) ) ) ;
std::vector<Glib::ustring> error_messages = lvm2_pv_info .get_error_messages() ;
std::vector<Glib::ustring> error_messages = lvm2_pv_info .get_error_messages( partition .get_path() ) ;
if ( ! error_messages .empty() )
{
for ( unsigned int i = 0 ; i < error_messages .size() ; i ++ )