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00023 #ifndef DM_PART_CO_H
00024 #define DM_PART_CO_H
00025
00026 #include <list>
00027
00028 #include "storage/PeContainer.h"
00029 #include "storage/Disk.h"
00030 #include "storage/DmPart.h"
00031
00032
00033 namespace storage
00034 {
00035 using std::list;
00036
00037
00038 class Storage;
00039 class SystemInfo;
00040 class Region;
00041
00042
00043 class DmPartCo : public PeContainer
00044 {
00045 friend class Storage;
00046
00047 public:
00048
00049 DmPartCo(Storage* s, const string& name, const string& device, CType t,
00050 SystemInfo& systeminfo);
00051 DmPartCo(const DmPartCo& c);
00052 virtual ~DmPartCo();
00053
00054 unsigned long long sizeK() const { return size_k; }
00055 const string& labelName() const { return disk->labelName(); }
00056 virtual list<string> udevId() const { return udev_id; }
00057 unsigned numPartitions() const { return disk->numPartitions(); }
00058 static storage::CType staticType() { return storage::DMRAID; }
00059 friend std::ostream& operator<< (std::ostream&, const DmPartCo& );
00060 void setUdevData(const list<string>& id);
00061
00062 virtual string procName() const { return "dm-" + decString(mnr); }
00063 virtual string sysfsPath() const;
00064
00065 int createPartition( storage::PartitionType type, long unsigned start,
00066 long unsigned len, string& device,
00067 bool checkRelaxed=false );
00068 int createPartition( long unsigned len, string& device,
00069 bool checkRelaxed=false );
00070 int createPartition( storage::PartitionType type, string& device );
00071 int removePartition( unsigned nr );
00072 int changePartitionId( unsigned nr, unsigned id );
00073 int forgetChangePartitionId( unsigned nr );
00074 int changePartitionArea(unsigned nr, const Region& cylRegion, bool checkRelaxed = false);
00075 int nextFreePartition(storage::PartitionType type, unsigned& nr,
00076 string& device) const;
00077 int destroyPartitionTable( const string& new_label );
00078 int freeCylindersAroundPartition(const DmPart* p, unsigned long& freeCylsBefore,
00079 unsigned long& freeCylsAfter) const;
00080 int resizePartition( DmPart* p, unsigned long newCyl );
00081 int resizeVolume( Volume* v, unsigned long long newSize );
00082 int removeVolume( Volume* v );
00083 int removeDmPart();
00084
00085 unsigned maxPrimary() const { return disk->maxPrimary(); }
00086 bool extendedPossible() const { return disk->extendedPossible(); }
00087 unsigned maxLogical() const { return disk->maxLogical(); }
00088
00089 unsigned int numPrimary() const { return disk->numPrimary(); }
00090 bool hasExtended() const { return disk->hasExtended(); }
00091 unsigned int numLogical() const { return disk->numLogical(); }
00092
00093 void getUnusedSpace(std::list<Region>& free, bool all = true, bool logical = false) const
00094 { disk->getUnusedSpace(free, all, logical); }
00095
00096 unsigned long long cylinderToKb( unsigned long val ) const
00097 { return disk->cylinderToKb( val ); }
00098 unsigned long kbToCylinder( unsigned long long val ) const
00099 { return disk->kbToCylinder( val ); }
00100
00101 string getPartName(unsigned nr) const;
00102 string getPartDevice(unsigned nr) const;
00103
00104 virtual void getCommitActions(list<commitAction>& l) const;
00105 virtual void getToCommit(storage::CommitStage stage, list<const Container*>& col,
00106 list<const Volume*>& vol) const;
00107 virtual int commitChanges( storage::CommitStage stage );
00108 int commitChanges( storage::CommitStage stage, Volume* vol );
00109
00110 Partition* getPartition( unsigned nr, bool del );
00111 void getInfo( storage::DmPartCoInfo& info ) const;
00112 bool equalContent( const DmPartCo& rhs ) const;
00113
00114 void logDifference(std::ostream& log, const DmPartCo& rhs) const;
00115
00116 static string undevName( const string& name );
00117
00118 protected:
00119
00120
00121 typedef CastIterator<VIter, DmPart *> DmPartInter;
00122 typedef CastIterator<CVIter, const DmPart *> DmPartCInter;
00123 template< class Pred >
00124 struct DmPartPI { typedef ContainerIter<Pred, DmPartInter> type; };
00125 template< class Pred >
00126 struct DmPartCPI { typedef ContainerIter<Pred, DmPartCInter> type; };
00127 typedef CheckFnc<const DmPart> CheckFncDmPart;
00128 typedef CheckerIterator< CheckFncDmPart, DmPartPI<CheckFncDmPart>::type,
00129 DmPartInter, DmPart > DmPartPIterator;
00130 typedef CheckerIterator< CheckFncDmPart, DmPartCPI<CheckFncDmPart>::type,
00131 DmPartCInter, const DmPart > DmPartCPIterator;
00132 typedef DerefIterator<DmPartPIterator,DmPart> DmPartIter;
00133 typedef DerefIterator<DmPartCPIterator,const DmPart> ConstDmPartIter;
00134 typedef IterPair<DmPartIter> DmPartPair;
00135 typedef IterPair<ConstDmPartIter> ConstDmPartPair;
00136
00137 DmPartPair dmpartPair( bool (* CheckDmPart)( const DmPart& )=NULL)
00138 {
00139 return( DmPartPair( dmpartBegin( CheckDmPart ), dmpartEnd( CheckDmPart ) ));
00140 }
00141 DmPartIter dmpartBegin( bool (* CheckDmPart)( const DmPart& )=NULL)
00142 {
00143 IterPair<DmPartInter> p( (DmPartInter(begin())), (DmPartInter(end())) );
00144 return( DmPartIter( DmPartPIterator( p, CheckDmPart )) );
00145 }
00146 DmPartIter dmpartEnd( bool (* CheckDmPart)( const DmPart& )=NULL)
00147 {
00148 IterPair<DmPartInter> p( (DmPartInter(begin())), (DmPartInter(end())) );
00149 return( DmPartIter( DmPartPIterator( p, CheckDmPart, true )) );
00150 }
00151
00152 ConstDmPartPair dmpartPair( bool (* CheckDmPart)( const DmPart& )=NULL) const
00153 {
00154 return( ConstDmPartPair( dmpartBegin( CheckDmPart ), dmpartEnd( CheckDmPart ) ));
00155 }
00156 ConstDmPartIter dmpartBegin( bool (* CheckDmPart)( const DmPart& )=NULL) const
00157 {
00158 IterPair<DmPartCInter> p( (DmPartCInter(begin())), (DmPartCInter(end())) );
00159 return( ConstDmPartIter( DmPartCPIterator( p, CheckDmPart )) );
00160 }
00161 ConstDmPartIter dmpartEnd( bool (* CheckDmPart)( const DmPart& )=NULL) const
00162 {
00163 IterPair<DmPartCInter> p( (DmPartCInter(begin())), (DmPartCInter(end())) );
00164 return( ConstDmPartIter( DmPartCPIterator( p, CheckDmPart, true )) );
00165 }
00166
00167 virtual void print( std::ostream& s ) const { s << *this; }
00168 virtual Container* getCopy() const = 0;
00169 void activate_part( bool val );
00170 void init(SystemInfo& systeminfo);
00171 void createDisk(SystemInfo& systeminfo);
00172 void getVolumes(const ProcParts& parts);
00173 void updatePointers( bool invalid=false );
00174 void updateMinor();
00175 virtual void newP( DmPart*& dm, unsigned num, Partition* p );
00176 int addNewDev( string& device );
00177 int updateDelDev();
00178 void handleWholeDevice();
00179 void removeFromMemory();
00180 void removePresentPartitions();
00181 bool validPartition( const Partition* p );
00182 bool findDm( unsigned nr, DmPartIter& i );
00183
00184 int doCreate( Volume* v );
00185 int doRemove( Volume* v );
00186 int doResize( Volume* v );
00187 int doSetType( DmPart* v );
00188 int doCreateLabel();
00189 virtual int doRemove();
00190 virtual Text removeText( bool doing ) const;
00191 virtual Text setDiskLabelText( bool doing ) const;
00192
00193 list<string> udev_id;
00194 Disk* disk;
00195 bool active;
00196
00197 mutable storage::DmPartCoInfo info;
00198
00199 private:
00200
00201 DmPartCo& operator=(const DmPartCo&);
00202
00203 };
00204
00205 }
00206
00207 #endif
