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Support GRANT .. REQUIRE syntax in user manager with a new "SSL options" tab. Fixes issue #2671.

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This commit is contained in:
Ansgar Becker
2012-01-05 20:44:49 +00:00
parent 88115dcb26
commit aedbb997ab
3 changed files with 189 additions and 22 deletions
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2
components/synedit/Source/SynRegExpr.pas
View File

@ -161,7 +161,7 @@ const
const
NSUBEXP = 15; // max number of subexpression //###0.929
NSUBEXP = 30; // max number of subexpression //###0.929
// Cannot be more than NSUBEXPMAX
// Be carefull - don't use values which overflow CLOSE opcode
// (in this case you'll get compiler erorr).

83
source/usermanager.dfm
View File

@ -456,6 +456,89 @@ object UserManagerForm: TUserManagerForm
Thousands = False
end
end
object tabSSL: TTabSheet
Caption = 'SSL options'
ImageIndex = 2
DesignSize = (
278
117)
object lblCipher: TLabel
Left = 3
Top = 36
Width = 35
Height = 13
Caption = '&Cipher:'
FocusControl = editCipher
end
object lblIssuer: TLabel
Left = 3
Top = 62
Width = 34
Height = 13
Caption = '&Issuer:'
FocusControl = editIssuer
end
object lblSubject: TLabel
Left = 3
Top = 89
Width = 40
Height = 13
Caption = '&Subject:'
FocusControl = editSubject
end
object lblSSL: TLabel
Left = 3
Top = 9
Width = 61
Height = 13
Caption = '&Require SSL:'
end
object editCipher: TEdit
Left = 106
Top = 33
Width = 169
Height = 21
Anchors = [akLeft, akTop, akRight]
TabOrder = 1
Text = 'editCipher'
OnChange = Modification
end
object editIssuer: TEdit
Left = 106
Top = 59
Width = 169
Height = 21
Anchors = [akLeft, akTop, akRight]
TabOrder = 2
Text = 'editIssuer'
OnChange = Modification
end
object editSubject: TEdit
Left = 106
Top = 86
Width = 169
Height = 21
Anchors = [akLeft, akTop, akRight]
TabOrder = 3
Text = 'editSubject'
OnChange = Modification
end
object comboSSL: TComboBox
Left = 106
Top = 6
Width = 169
Height = 21
Style = csDropDownList
Anchors = [akLeft, akTop, akRight]
TabOrder = 0
OnChange = comboSSLChange
Items.Strings = (
'No SSL or X509 requirements'
'Only permit SSL-encrypted connections'
'X509 (certificate, issuer and subject do not matter)'
'Specify requirements...')
end
end
end
end
object btnDiscard: TButton

126
source/usermanager.pas
View File

@ -13,8 +13,8 @@ uses
type
TUser = class(TObject)
Username, Host, Password: String;
MaxQueries, MaxUpdates, MaxConnections, MaxUserConnections: Integer;
Username, Host, Password, Cipher, Issuer, Subject: String;
MaxQueries, MaxUpdates, MaxConnections, MaxUserConnections, SSL: Integer;
end;
PUser = ^TUser;
TUserList = TObjectList<TUser>;
@ -94,6 +94,15 @@ type
udMaxUpdates: TUpDown;
udMaxConnections: TUpDown;
udMaxUserConnections: TUpDown;
tabSSL: TTabSheet;
lblCipher: TLabel;
editCipher: TEdit;
lblIssuer: TLabel;
lblSubject: TLabel;
editIssuer: TEdit;
editSubject: TEdit;
comboSSL: TComboBox;
lblSSL: TLabel;
procedure FormCreate(Sender: TObject);
procedure FormDestroy(Sender: TObject);
procedure FormShow(Sender: TObject);
@ -139,6 +148,7 @@ type
procedure editPasswordChange(Sender: TObject);
procedure listUsersHotChange(Sender: TBaseVirtualTree; OldNode, NewNode: PVirtualNode);
procedure udMaxQueriesClick(Sender: TObject; Button: TUDBtnType);
procedure comboSSLChange(Sender: TObject);
private
{ Private declarations }
FUsers: TUserList;
@ -427,7 +437,7 @@ procedure TUserManagerForm.listUsersFocusChanged(Sender: TBaseVirtualTree; Node:
var
P, Ptmp, PCol: TPrivObj;
User: PUser;
UserHost, WithClause: String;
UserHost, RequireClause, WithClause: String;
Grants, AllPNames, Cols: TStringList;
rxA, rxB: TRegExpr;
i, j: Integer;
@ -446,6 +456,10 @@ begin
udMaxUpdates.Position := 0;
udMaxConnections.Position := 0;
udMaxUserConnections.Position := 0;
comboSSL.ItemIndex := 0;
editCipher.Clear;
editIssuer.Clear;
editSubject.Clear;
if UserSelected then begin
User := Sender.GetNodeData(Node);
@ -480,11 +494,11 @@ begin
for i:=0 to Grants.Count-1 do begin
// Find selected priv objects via regular expression
{ GRANT USAGE ON *.* TO 'newbie'@'%' IDENTIFIED BY PASSWORD '*99D8973ECC09819DF81624F051BFF4FC6695140B' WITH GRANT OPTION
{ GRANT USAGE ON *.* TO 'newbie'@'%' IDENTIFIED BY PASSWORD '*99D8973ECC09819DF81624F051BFF4FC6695140B' REQUIRE (NONE | ssl_option [[AND] ssl_option] ...) WITH GRANT OPTION
GRANT SELECT ON `avtoserver`.* TO 'newbie'@'%'
GRANT SELECT, SELECT (Enter (column) name), INSERT, INSERT (Enter (column) name), UPDATE, UPDATE (Enter (column) name), DELETE, CREATE ON `avtoserver`.`avtomodel` TO 'newbie'@'%'
GRANT EXECUTE, ALTER ROUTINE ON PROCEDURE `pulle`.`f_procedure` TO 'newbie'@'%' }
rxA.Expression := '^GRANT\s+(.+)\s+ON\s+((TABLE|FUNCTION|PROCEDURE)\s+)?`?([^`.]+)`?\.`?([^`]+)`?\s+TO\s+\S+(\s+IDENTIFIED\s+BY\s+(PASSWORD)?\s+''?([^'']+)''?)?(\s+WITH.+GRANT\s+OPTION)?(.*)$';
rxA.Expression := '^GRANT\s+(.+)\s+ON\s+((TABLE|FUNCTION|PROCEDURE)\s+)?`?([^`.]+)`?\.`?([^`]+)`?\s+TO\s+\S+(\s+IDENTIFIED\s+BY\s+(PASSWORD)?\s+''?([^'']+)''?)?(\s+REQUIRE\s+((NONE|SSL|X509|CIPHER|ISSUER|SUBJECT)(\s+''[^'']*'')?(\s+AND)?\s+)+)?(\s+WITH\s+GRANT\s+OPTION)?(.*)$';
if rxA.Exec(Grants[i]) then begin
P := TPrivObj.Create;
P.GrantCode := Grants[i];
@ -563,8 +577,40 @@ begin
end;
end;
// REQUIRE SSL X509 ISSUER '456' SUBJECT '789' CIPHER '123' NONE
RequireClause := rxA.Match[9];
if RequireClause <> '' then begin
User.SSL := 0;
User.Cipher := '';
User.Issuer := '';
User.Subject := '';
rxB.Expression := '\bSSL\b';
if rxB.Exec(RequireClause) then
User.SSL := 1;
rxB.Expression := '\bX509\b';
if rxB.Exec(RequireClause) then
User.SSL := 2;
rxB.Expression := '\bCIPHER\s+''([^'']+)';
if rxB.Exec(RequireClause) then
User.Cipher := rxB.Match[1];
rxB.Expression := '\bISSUER\s+''([^'']+)';
if rxB.Exec(RequireClause) then
User.Issuer := rxB.Match[1];
rxB.Expression := '\bSUBJECT\s+''([^'']+)';
if rxB.Exec(RequireClause) then
User.Subject := rxB.Match[1];
if IsNotEmpty(User.Cipher) or IsNotEmpty(User.Issuer) or IsNotEmpty(User.Subject) then
User.SSL := 3;
comboSSL.ItemIndex := User.SSL;
comboSSL.OnChange(Sender);
editCipher.Text := User.Cipher;
editIssuer.Text := User.Issuer;
editSubject.Text := User.Subject;
end;
// WITH .. GRANT OPTION ?
if rxA.Match[9] <> '' then
if rxA.Match[15] <> '' then
P.OrgPrivs.Add('GRANT');
if (P.OrgPrivs.Count = 0) and (P.DBObj.NodeType = lntTable) then
FPrivObjects.Remove(P);
@ -573,24 +619,24 @@ begin
// MAX_UPDATES_PER_HOUR 10
// MAX_CONNECTIONS_PER_HOUR 5
// MAX_USER_CONNECTIONS 2;
WithClause := rxA.Match[10];
WithClause := rxA.Match[16];
if WithClause <> '' then begin
User.MaxQueries := 0;
User.MaxUpdates := 0;
User.MaxConnections := 0;
User.MaxUserConnections := 0;
rxA.Expression := '\bMAX_QUERIES_PER_HOUR\s+(\d+)\b';
if rxA.Exec(WithClause) then
User.MaxQueries := MakeInt(rxA.Match[1]);
rxA.Expression := '\bMAX_UPDATES_PER_HOUR\s+(\d+)\b';
if rxA.Exec(WithClause) then
User.MaxUpdates := MakeInt(rxA.Match[1]);
rxA.Expression := '\bMAX_CONNECTIONS_PER_HOUR\s+(\d+)\b';
if rxA.Exec(WithClause) then
User.MaxConnections := MakeInt(rxA.Match[1]);
rxA.Expression := '\bMAX_USER_CONNECTIONS\s+(\d+)\b';
if rxA.Exec(WithClause) then
User.MaxUserConnections := MakeInt(rxA.Match[1]);
rxB.Expression := '\bMAX_QUERIES_PER_HOUR\s+(\d+)\b';
if rxB.Exec(WithClause) then
User.MaxQueries := MakeInt(rxB.Match[1]);
rxB.Expression := '\bMAX_UPDATES_PER_HOUR\s+(\d+)\b';
if rxB.Exec(WithClause) then
User.MaxUpdates := MakeInt(rxB.Match[1]);
rxB.Expression := '\bMAX_CONNECTIONS_PER_HOUR\s+(\d+)\b';
if rxB.Exec(WithClause) then
User.MaxConnections := MakeInt(rxB.Match[1]);
rxB.Expression := '\bMAX_USER_CONNECTIONS\s+(\d+)\b';
if rxB.Exec(WithClause) then
User.MaxUserConnections := MakeInt(rxB.Match[1]);
udMaxQueries.Position := User.MaxQueries;
udMaxUpdates.Position := User.MaxUpdates;
udMaxConnections.Position := User.MaxConnections;
@ -654,6 +700,9 @@ begin
editMaxUserConnections.Enabled := lblMaxUserConnections.Enabled;
udMaxUserConnections.Enabled := lblMaxUserConnections.Enabled;
tabSSL.Enabled := UserSelected;
comboSSL.Enabled := UserSelected;
btnAddObject.Enabled := UserSelected;
btnDeleteUser.Enabled := UserSelected;
btnCloneUser.Enabled := UserSelected and (not FAdded);
@ -998,7 +1047,7 @@ end;
procedure TUserManagerForm.btnSaveClick(Sender: TObject);
var
UserHost, OrgUserHost, Create, Table, Revoke, Grant, OnObj: String;
UserHost, OrgUserHost, Create, Table, Revoke, Grant, OnObj, RequireClause: String;
User: TUser;
FocusedUser: PUser;
Tables, WithClauses: TStringList;
@ -1094,6 +1143,24 @@ begin
Grant := 'USAGE';
Grant := 'GRANT ' + Grant + ' ON ' + OnObj + ' TO ' + OrgUserHost;
// SSL options
if P.DBObj.NodeType = lntNone then begin
RequireClause := ' REQUIRE ';
case comboSSL.ItemIndex of
0: RequireClause := RequireClause + 'NONE';
1: RequireClause := RequireClause + 'SSL';
2: RequireClause := RequireClause + 'X509';
3: RequireClause := RequireClause + 'CIPHER '+esc(editCipher.Text)+' ISSUER '+esc(editIssuer.Text)+' SUBJECT '+esc(editSubject.Text);
end;
if (FocusedUser.SSL = comboSSL.ItemIndex)
and (FocusedUser.Cipher = editCipher.Text)
and (FocusedUser.Issuer = editIssuer.Text)
and (FocusedUser.Subject = editSubject.Text)
then
RequireClause := '';
Grant := Grant + RequireClause;
end;
WithClauses := TStringList.Create;
if P.AddedPrivs.IndexOf('GRANT') > -1 then
WithClauses.Add('GRANT OPTION');
@ -1111,7 +1178,7 @@ begin
if WithClauses.Count > 0 then
Grant := Grant + ' WITH ' + ImplodeStr(' ', WithClauses);
if P.Added or (P.AddedPrivs.Count > 0) or (WithClauses.Count > 0) then
if P.Added or (P.AddedPrivs.Count > 0) or (WithClauses.Count > 0) or (RequireClause <> '') then
FConnection.Query(Grant);
WithClauses.Free;
@ -1145,6 +1212,10 @@ begin
FocusedUser.Host := editFromHost.Text;
if editPassword.Modified then
FocusedUser.Password := editPassword.Text;
FocusedUser.SSL := comboSSL.ItemIndex;
FocusedUser.Cipher := editCipher.Text;
FocusedUser.Issuer := editIssuer.Text;
FocusedUser.Subject := editSubject.Text;
listUsers.OnFocusChanged(listUsers, listUsers.FocusedNode, listUsers.FocusedColumn);
except
on E:EDatabaseError do
@ -1156,6 +1227,19 @@ begin
end;
procedure TUserManagerForm.comboSSLChange(Sender: TObject);
begin
// Enable custom SSL settings
lblCipher.Enabled := (comboSSL.ItemIndex = 3) and Assigned(listUsers.FocusedNode);
editCipher.Enabled := lblCipher.Enabled;
lblIssuer.Enabled := lblCipher.Enabled;
editIssuer.Enabled := lblCipher.Enabled;
lblSubject.Enabled := lblCipher.Enabled;
editSubject.Enabled := lblCipher.Enabled;
Modification(Sender);
end;
procedure TUserManagerForm.btnDeleteUserClick(Sender: TObject);
var
UserHost: String;