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authorBen Summers <ben@fluffy.co.uk>2005-10-14 08:50:54 +0000
committerBen Summers <ben@fluffy.co.uk>2005-10-14 08:50:54 +0000
commit99f8ce096bc5569adbfea1911dbcda24c28d8d8b (patch)
tree049c302161fea1f2f6223e1e8f3c40d9e8aadc8b /lib/backupstore/BackupStoreAccounts.cpp
Box Backup 0.09 with a few tweeks
Diffstat (limited to 'lib/backupstore/BackupStoreAccounts.cpp')
-rwxr-xr-xlib/backupstore/BackupStoreAccounts.cpp162
1 files changed, 162 insertions, 0 deletions
diff --git a/lib/backupstore/BackupStoreAccounts.cpp b/lib/backupstore/BackupStoreAccounts.cpp
new file mode 100755
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+++ b/lib/backupstore/BackupStoreAccounts.cpp
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+// --------------------------------------------------------------------------
+//
+// File
+// Name: BackupStoreAccounts.cpp
+// Purpose: Account management for backup store server
+// Created: 2003/08/21
+//
+// --------------------------------------------------------------------------
+
+#include "Box.h"
+
+#include <stdio.h>
+
+#include "BoxPortsAndFiles.h"
+#include "BackupStoreAccounts.h"
+#include "BackupStoreAccountDatabase.h"
+#include "RaidFileWrite.h"
+#include "BackupStoreInfo.h"
+#include "BackupStoreDirectory.h"
+#include "BackupStoreConstants.h"
+#include "UnixUser.h"
+
+#include "MemLeakFindOn.h"
+
+// --------------------------------------------------------------------------
+//
+// Function
+// Name: BackupStoreAccounts::BackupStoreAccounts(BackupStoreAccountDatabase &)
+// Purpose: Constructor
+// Created: 2003/08/21
+//
+// --------------------------------------------------------------------------
+BackupStoreAccounts::BackupStoreAccounts(BackupStoreAccountDatabase &rDatabase)
+ : mrDatabase(rDatabase)
+{
+}
+
+// --------------------------------------------------------------------------
+//
+// Function
+// Name: BackupStoreAccounts::~BackupStoreAccounts()
+// Purpose: Destructor
+// Created: 2003/08/21
+//
+// --------------------------------------------------------------------------
+BackupStoreAccounts::~BackupStoreAccounts()
+{
+}
+
+
+
+// --------------------------------------------------------------------------
+//
+// Function
+// Name: BackupStoreAccounts::Create(int32_t, int, int64_t, int64_t, const std::string &)
+// Purpose: Create a new account on the specified disc set.
+// If rAsUsername is not empty, then the account information will be written under the
+// username specified.
+// Created: 2003/08/21
+//
+// --------------------------------------------------------------------------
+void BackupStoreAccounts::Create(int32_t ID, int DiscSet, int64_t SizeSoftLimit, int64_t SizeHardLimit, const std::string &rAsUsername)
+{
+ {
+ // Become the user specified in the config file?
+ std::auto_ptr<UnixUser> user;
+ if(!rAsUsername.empty())
+ {
+ // Username specified, change...
+ user.reset(new UnixUser(rAsUsername.c_str()));
+ user->ChangeProcessUser(true /* temporary */);
+ // Change will be undone at the end of this function
+ }
+
+ // Get directory name
+ std::string dirName(MakeAccountRootDir(ID, DiscSet));
+
+ // Create a directory on disc
+ RaidFileWrite::CreateDirectory(DiscSet, dirName, true /* recursive */);
+
+ // Create an info file
+ BackupStoreInfo::CreateNew(ID, dirName, DiscSet, SizeSoftLimit, SizeHardLimit);
+
+ // And an empty directory
+ BackupStoreDirectory rootDir(BACKUPSTORE_ROOT_DIRECTORY_ID, BACKUPSTORE_ROOT_DIRECTORY_ID);
+ int64_t rootDirSize = 0;
+ // Write it, knowing the directory scheme
+ {
+ RaidFileWrite rf(DiscSet, dirName + "o01");
+ rf.Open();
+ rootDir.WriteToStream(rf);
+ rootDirSize = rf.GetDiscUsageInBlocks();
+ rf.Commit(true);
+ }
+
+ // Update the store info to reflect the size of the root directory
+ std::auto_ptr<BackupStoreInfo> info(BackupStoreInfo::Load(ID, dirName, DiscSet, false /* ReadWrite */));
+ info->ChangeBlocksUsed(rootDirSize);
+ info->ChangeBlocksInDirectories(rootDirSize);
+
+ // Save it back
+ info->Save();
+ }
+
+ // As the original user...
+
+ // Create the entry in the database
+ mrDatabase.AddEntry(ID, DiscSet);
+
+ // Write the database back
+ mrDatabase.Write();
+}
+
+
+// --------------------------------------------------------------------------
+//
+// Function
+// Name: BackupStoreAccounts::GetAccountRoot(int32_t, std::string &, int &)
+// Purpose: Gets the root of an account, returning the info via references
+// Created: 2003/08/21
+//
+// --------------------------------------------------------------------------
+void BackupStoreAccounts::GetAccountRoot(int32_t ID, std::string &rRootDirOut, int &rDiscSetOut) const
+{
+ // Find the account
+ const BackupStoreAccountDatabase::Entry &en(mrDatabase.GetEntry(ID));
+
+ rRootDirOut = MakeAccountRootDir(ID, en.GetDiscSet());
+ rDiscSetOut = en.GetDiscSet();
+}
+
+
+// --------------------------------------------------------------------------
+//
+// Function
+// Name: BackupStoreAccounts::MakeAccountRootDir(int32_t, int)
+// Purpose: Private. Generates a root directory name for the account
+// Created: 2003/08/21
+//
+// --------------------------------------------------------------------------
+std::string BackupStoreAccounts::MakeAccountRootDir(int32_t ID, int DiscSet) const
+{
+ char accid[64]; // big enough!
+ ::sprintf(accid, "%08x/", ID);
+ return std::string(std::string(BOX_RAIDFILE_ROOT_BBSTORED DIRECTORY_SEPARATOR) + accid);
+}
+
+
+// --------------------------------------------------------------------------
+//
+// Function
+// Name: BackupStoreAccounts::AccountExists(int32_t)
+// Purpose: Does an account exist?
+// Created: 2003/08/21
+//
+// --------------------------------------------------------------------------
+bool BackupStoreAccounts::AccountExists(int32_t ID)
+{
+ return mrDatabase.EntryExists(ID);
+}
+
+