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unit AdminService;
interface
uses Classes, ComCtrls, Registry, Windows, SysUtils, StrUtils, WinSvc,
myx_admin_public_interface, AuxFuncs, Contnrs, TntRegistry, TntComCtrls,
TntClasses;
const
ServicesImageIndex = 25;
type
TMySQLService = class(TObject)
public
ExistingService: Boolean;
StartType: integer;
ServiceName: WideString;
DisplayName: WideString;
Description: WideString;
ConfigFile: WideString;
ConfigFileSection: WideString;
Binary: WideString;
PathToBinary: WideString;
Status: Integer;
ErrorLog: WideString;
logfile_size: Longword;
constructor Create; virtual;
destructor Destroy; override;
end;
procedure ScanForServices(TreeView: TTntTreeView; Icon: Integer; ObjectList: TObjectList = nil);
function SelectService(TreeView: TTntTreeView; const ServiceName: WideString): Integer;
//----------------------------------------------------------------------------------------------------------------------
implementation
//----------------------------------------------------------------------------------------------------------------------
procedure ScanForServices(TreeView: TTntTreeView; Icon: integer; ObjectList: TObjectList);
var
ServiceReg: TTntRegistry;
KeyInfo: TRegKeyInfo;
SubKeyNames: TTntStringList;
i,j: integer;
ImagePath, s, s1: WideString;
tmp: WideString;
tokenList: TTntStringList;
MySQLService: TMySQLService;
errornr: MYX_ADMIN_LIB_ERROR;
errorlog: WideString;
begin
ServiceReg:=TTntRegistry.Create;
SubKeyNames:=TTntStringList.Create;
try
ServiceReg.RootKey := HKEY_LOCAL_MACHINE;
ServiceReg.Access := KEY_ENUMERATE_SUB_KEYS + KEY_QUERY_VALUE;
ServiceReg.OpenKey('SYSTEM\CurrentControlSet\Services\', False);
ServiceReg.GetKeyInfo(KeyInfo);
ServiceReg.GetKeyNames(SubKeyNames);
ServiceReg.CloseKey;
for i:=0 to SubKeyNames.Count-1 do
begin
ServiceReg.OpenKey('SYSTEM\'+
'CurrentControlSet\Services\'+SubKeyNames[i], False);
try
ImagePath:=ServiceReg.ReadString('ImagePath');
except
ImagePath:='';
end;
//Check if mysqld is in ImagePath
if(Pos('mysqld', LowerCase(ImagePath))>0)then
begin
MySQLService:=TMySQLService.Create;
MySQLService.ExistingService:=True;
//ServiceList.Add(MySQLService);
MySQLService.ServiceName:=SubKeyNames[i];
//ReadString returns an exception if the registry entry contains
//something other than a string
try
MySQLService.DisplayName:=ServiceReg.ReadString('DisplayName');
except
MySQLService.DisplayName:= '';
end;
try
MySQLService.Description:=ServiceReg.ReadString('Description');
except
MySQLService.Description:= '';
end;
try
MySQLService.StartType:=ServiceReg.ReadInteger('Start');
except
MySQLService.StartType:=3;
end;
// Typical ImagePath:
// c:\programme\mysql\bin\mysqld-max-nt --defaults-file="C:\Programme\MySQL\my.cnf" MySQL
// c:\program files\mysql\bin\mysqld-max-nt --defaults-file="C:\Programme\MySQL\my.cnf" MySQL
// Parse the image path.
MySQLService.ConfigFile := '';
MySQLService.ConfigFileSection := '';
tokenList := TTntStringList.Create();
try
ParseCommandLine(ImagePath, tokenList);
for j := 0 to tokenList.count-1 do
begin
if (j=0) then
begin
tmp := AnsiDequotedStr(tokenList[j], '"');
MySQLService.PathToBinary := ExtractFilePath(tmp);
MySQLService.Binary := Trim(ExtractFileName(tmp));
if(CompareText(Copy(MySQLService.Binary, Length(MySQLService.Binary)-3, 4),
'.exe')=0)then
MySQLService.Binary := Copy(MySQLService.Binary, 1, Length(MySQLService.Binary)-4);
end
else if (AnsiStartsStr('--defaults-file=', tokenList[j])) then
begin
tmp := Copy(tokenList[j],Length('--defaults-file=')+1,
Length(tokenList[j])-Length('--defaults-file='));
MySQLService.ConfigFile := AnsiDequotedStr(tmp, '"');
end
else
if not AnsiStartsStr('--', tokenList[j]) then
with MySQLService do
begin
ConfigFileSection := AnsiDequotedStr(tokenList[j], '"');
// Sanity check: make sure we don't read from [client] or [mysql].
if WideSameText(ConfigFileSection, 'mysql') or WideSameText(ConfigFileSection, 'client') then
ConfigFileSection := 'mysqld';
end;
end;
finally
tokenList.Free();
end;
//if the ConfigFile isn't specified in the Registry
//it can be c:\my.cnf or windows-directory\my.ini
if(MySQLService.ConfigFile='')then
begin
s := GetWindowsDir;
if(FileExists(s+'my.ini'))then
MySQLService.ConfigFile := s+'my.ini'
else if(FileExists('c:\my.cnf'))then
MySQLService.ConfigFile := 'c:\my.cnf'
else
begin
//If there is no default cnf file yet,
//use PathToBinaries\my.cnf
s1 := IncludeTrailingPathDelimiter(
Copy(MySQLService.PathToBinary, 1, Pos('\bin', MySQLService.PathToBinary)-1));
if(s<>'')then
MySQLService.ConfigFile := s1+'my.cnf'
else
MySQLService.ConfigFile := s+'my.ini';
end;
end;
//if the ConfigFileSection isn't specified in the Registry
//it is mysqld
if(MySQLService.ConfigFileSection='')then
MySQLService.ConfigFileSection := 'mysqld';
//-----------------------------------------------------------------
//Try to find errorfile
MySQLService.ErrorLog := '';
//first see if error-log is specified in the configfile
if ( (MySQLService.ConfigFile<> '') and fileExists(Mysqlservice.ConfigFile) ) then
begin
ErrorLog := myx_get_cnf_value(MySQLService.ConfigFile,
mysqlservice.configfilesection,
'log-error', @errornr);
if (errorlog <> '') then
MySQLService.ErrorLog := errorlog;
end;
//secondly make some guesses
if (MySQLService.ConfigFile = '') then
begin
s := GetLocalHostName;
if(FileExists(GetProgramFilesDir+'MySQL\data\'+s+'.err'))then
MySQLService.ErrorLog := GetProgramFilesDir+'MySQL\data\'+s+'.err'
else if(FileExists('C:\MySQL\data\'+s+'.err'))then
MySQLService.ErrorLog := 'C:\MySQL\data\'+s+'.err'
else if(FileExists('D:\MySQL\data\'+s+'.err'))then
MySQLService.ErrorLog := 'D:\MySQL\data\'+s+'.err';
end;
MySQLService.logfile_size := 0;
//-----------------------------------------------------------------
//Get Service Status
MySQLService.Status := ServiceStatus('', MySQLService.ServiceName);
if(TreeView<>nil)then
AddTreeViewChildNode(TreeView, nil, MySQLService.ServiceName,
Icon+Ord(MySQLService.Status<>SERVICE_RUNNING), MySQLService);
if(ObjectList<>nil)then
ObjectList.Add(MySQLService);
end;
ServiceReg.CloseKey;
end;
finally
SubKeyNames.Free;
ServiceReg.Free;
end;
end;
//----------------------------------------------------------------------------------------------------------------------
function SelectService(TreeView: TTntTreeView; const ServiceName: WideString): Integer;
// Select the node in the given treeview which corresponds to the given service name.
// Result is the index of the service entry or -1 if not found.
var
I: Integer;
begin
Result := -1;
with TreeView do
begin
for I := 0 to Items.Count - 1 do
if Assigned(Items[I].Data) then
if WideSameText(ServiceName, TMySQLService(Items[I].Data).ServiceName) then
begin
Result := I;
Selected := Items[I];
Break;
end;
end;
end;
//----------------- TMySQLService --------------------------------------------------------------------------------------
constructor TMySQLService.Create;
begin
// For debugging.
end;
//----------------------------------------------------------------------------------------------------------------------
destructor TMySQLService.Destroy;
begin
inherited;
end;
//----------------------------------------------------------------------------------------------------------------------
end.
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