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ksslkeygen.cpp
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1/* This file is part of the KDE project
2 *
3 * Copyright (C) 2001 George Staikos <staikos@kde.org>
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public License
16 * along with this library; see the file COPYING.LIB. If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 */
20
21
22#include "ksslkeygen.h"
23#include "ksslkeygen_p.h"
24#include "ui_keygenwizard.h"
25
26#include <kdebug.h>
27#include <klocale.h>
28#include <kmessagebox.h>
29#include <kopenssl.h>
30#include <kprogressdialog.h>
31#include <kstandarddirs.h>
32#include <ktemporaryfile.h>
33#include <kwallet.h>
34
35#include <assert.h>
36
37KSSLKeyGenWizardPage2::KSSLKeyGenWizardPage2(QWidget* parent)
38 : QWizardPage(parent)
39{
40 ui2 = new Ui_KGWizardPage2;
41 ui2->setupUi(this);
42 connect(ui2->_password1, SIGNAL(textChanged(QString)), this, SLOT(slotPassChanged()));
43 connect(ui2->_password2, SIGNAL(textChanged(QString)), this, SLOT(slotPassChanged()));
44}
45
46bool KSSLKeyGenWizardPage2::isComplete() const
47{
48 return ui2->_password1->text() == ui2->_password2->text() && ui2->_password1->text().length() >= 4;
49}
50
51void KSSLKeyGenWizardPage2::slotPassChanged()
52{
53 emit completeChanged(); // well maybe it hasn't changed, but it might have; QWizard calls isComplete() to find out
54}
55
56QString KSSLKeyGenWizardPage2::password() const
57{
58 Q_ASSERT(isComplete());
59 return ui2->_password1->text();
60}
61
63
64class KSSLKeyGenPrivate
65{
66public:
67 KSSLKeyGenPrivate()
68 : idx(-1)
69 {
70 }
71 int idx;
72 Ui_KGWizardPage1 *ui1;
73 KSSLKeyGenWizardPage2* page2;
74};
75
76KSSLKeyGen::KSSLKeyGen(QWidget *parent)
77 : QWizard(parent), d(new KSSLKeyGenPrivate)
78{
79#ifdef KSSL_HAVE_SSL
80
81 QWizardPage* page1 = new QWizardPage(this);
82 page1->setTitle(i18n("KDE Certificate Request"));
83 d->ui1 = new Ui_KGWizardPage1;
84 d->ui1->setupUi(page1);
85 addPage(page1);
86 //setHelpEnabled(page1, false);
87
88 d->page2 = new KSSLKeyGenWizardPage2(this);
89 d->page2->setTitle(i18n("KDE Certificate Request - Password"));
90 addPage(d->page2);
91#else
92 // tell him he doesn't have SSL
93#endif
94}
95
96
97KSSLKeyGen::~KSSLKeyGen() {
98 delete d->ui1;
99 delete d;
100}
101
102bool KSSLKeyGen::validateCurrentPage() {
103 if (currentPage() != d->page2)
104 return true;
105
106 assert(d->idx >= 0 && d->idx <= 3); // for now
107
108 // Generate the CSR
109 int bits;
110 switch (d->idx) {
111 case 0:
112 bits = 2048;
113 break;
114 case 1:
115 bits = 1024;
116 break;
117 case 2:
118 bits = 768;
119 break;
120 case 3:
121 bits = 512;
122 break;
123 default:
124 KMessageBox::sorry(this, i18n("Unsupported key size."), i18n("KDE SSL Information"));
125 return false;
126 }
127
128 KProgressDialog *kpd = new KProgressDialog(this);
129 kpd->setObjectName("progress dialog");
130 kpd->setWindowTitle(i18n("KDE"));
131 kpd->setLabelText(i18n("Please wait while the encryption keys are generated..."));
132 kpd->progressBar()->setValue(0);
133 kpd->show();
134 // FIXME - progress dialog won't show this way
135
136 int rc = generateCSR("This CSR" /*FIXME */, d->page2->password(), bits, 0x10001 /* This is the traditional exponent used */);
137 if (rc != 0) // error
138 return false;
139
140 kpd->progressBar()->setValue(100);
141
142#if 0 // TODO: implement
143 if (rc == 0 && KWallet::Wallet::isEnabled()) {
144 rc = KMessageBox::questionYesNo(this, i18n("Do you wish to store the passphrase in your wallet file?"), QString(), KGuiItem(i18n("Store")), KGuiItem(i18n("Do Not Store")));
145 if (rc == KMessageBox::Yes) {
146 KWallet::Wallet *w = KWallet::Wallet::openWallet(KWallet::Wallet::LocalWallet(), winId());
147 if (w) {
148 // FIXME: store passphrase in wallet
149 delete w;
150 }
151 }
152 }
153#endif
154
155 kpd->deleteLater();
156 return true;
157}
158
159
160int KSSLKeyGen::generateCSR(const QString& name, const QString& pass, int bits, int e) {
161#ifdef KSSL_HAVE_SSL
162 KOSSL *kossl = KOSSL::self();
163 int rc;
164
165 X509_REQ *req = kossl->X509_REQ_new();
166 if (!req) {
167 return -2;
168 }
169
170 EVP_PKEY *pkey = kossl->EVP_PKEY_new();
171 if (!pkey) {
172 kossl->X509_REQ_free(req);
173 return -4;
174 }
175
176 RSA *rsakey = kossl->RSA_generate_key(bits, e, NULL, NULL);
177 if (!rsakey) {
178 kossl->X509_REQ_free(req);
179 kossl->EVP_PKEY_free(pkey);
180 return -3;
181 }
182
183 rc = kossl->EVP_PKEY_assign(pkey, EVP_PKEY_RSA, (char *)rsakey);
184
185 rc = kossl->X509_REQ_set_pubkey(req, pkey);
186
187 // Set the subject
188 X509_NAME *n = kossl->X509_NAME_new();
189
190 kossl->X509_NAME_add_entry_by_txt(n, (char*)LN_countryName, MBSTRING_UTF8, (unsigned char*)name.toLocal8Bit().data(), -1, -1, 0);
191 kossl->X509_NAME_add_entry_by_txt(n, (char*)LN_organizationName, MBSTRING_UTF8, (unsigned char*)name.toLocal8Bit().data(), -1, -1, 0);
192 kossl->X509_NAME_add_entry_by_txt(n, (char*)LN_organizationalUnitName, MBSTRING_UTF8, (unsigned char*)name.toLocal8Bit().data(), -1, -1, 0);
193 kossl->X509_NAME_add_entry_by_txt(n, (char*)LN_localityName, MBSTRING_UTF8, (unsigned char*)name.toLocal8Bit().data(), -1, -1, 0);
194 kossl->X509_NAME_add_entry_by_txt(n, (char*)LN_stateOrProvinceName, MBSTRING_UTF8, (unsigned char*)name.toLocal8Bit().data(), -1, -1, 0);
195 kossl->X509_NAME_add_entry_by_txt(n, (char*)LN_commonName, MBSTRING_UTF8, (unsigned char*)name.toLocal8Bit().data(), -1, -1, 0);
196 kossl->X509_NAME_add_entry_by_txt(n, (char*)LN_pkcs9_emailAddress, MBSTRING_UTF8, (unsigned char*)name.toLocal8Bit().data(), -1, -1, 0);
197
198 rc = kossl->X509_REQ_set_subject_name(req, n);
199
200
201 rc = kossl->X509_REQ_sign(req, pkey, kossl->EVP_md5());
202
203 // We write it to the database and then the caller can obtain it
204 // back from there. Yes it's inefficient, but it doesn't happen
205 // often and this way things are uniform.
206
207 KGlobal::dirs()->addResourceType("kssl", "data", "kssl");
208
209 QString path = KGlobal::dirs()->saveLocation("kssl");
210 KTemporaryFile csrFile;
211 csrFile.setAutoRemove(false);
212 csrFile.setPrefix(path + "csr_");
213 csrFile.setSuffix(".der");
214
215 if (!csrFile.open()) {
216 kossl->X509_REQ_free(req);
217 kossl->EVP_PKEY_free(pkey);
218 return -5;
219 }
220
221 KTemporaryFile p8File;
222 p8File.setAutoRemove(false);
223 p8File.setPrefix(path + "pkey_");
224 p8File.setSuffix(".p8");
225
226 if (!p8File.open()) {
227 kossl->X509_REQ_free(req);
228 kossl->EVP_PKEY_free(pkey);
229 return -5;
230 }
231
232 FILE *csr_fs = fopen(QFile::encodeName(csrFile.fileName()), "r+");
233 FILE *p8_fs = fopen(QFile::encodeName(p8File.fileName()), "r+");
234
235 kossl->i2d_X509_REQ_fp(csr_fs, req);
236
237 kossl->i2d_PKCS8PrivateKey_fp(p8_fs, pkey,
238 kossl->EVP_bf_cbc(), pass.toLocal8Bit().data(),
239 pass.length(), 0L, 0L);
240
241 // FIXME Write kconfig entry to store the filenames under the md5 hash
242
243 kossl->X509_REQ_free(req);
244 kossl->EVP_PKEY_free(pkey);
245
246 fclose(csr_fs);
247 fclose(p8_fs);
248
249 return 0;
250#else
251 return -1;
252#endif
253}
254
255
256QStringList KSSLKeyGen::supportedKeySizes() {
257 QStringList x;
258
259#ifdef KSSL_HAVE_SSL
260 x << i18n("2048 (High Grade)")
261 << i18n("1024 (Medium Grade)")
262 << i18n("768 (Low Grade)")
263 << i18n("512 (Low Grade)");
264#else
265 x << i18n("No SSL support.");
266#endif
267
268 return x;
269}
270
271void KSSLKeyGen::setKeySize(int idx)
272{
273 d->idx = idx;
274}
275
276#include "ksslkeygen.moc"
277
278#include "ksslkeygen_p.moc"
KGuiItem
KMessageBox::Yes
Yes
KMessageBox::sorry
static void sorry(QWidget *parent, const QString &text, const QString &caption=QString(), Options options=Notify)
KMessageBox::questionYesNo
static int questionYesNo(QWidget *parent, const QString &text, const QString &caption=QString(), const KGuiItem &buttonYes=KStandardGuiItem::yes(), const KGuiItem &buttonNo=KStandardGuiItem::no(), const QString &dontAskAgainName=QString(), Options options=Notify)
KProgressDialog
KProgressDialog::progressBar
QProgressBar * progressBar()
KProgressDialog::setLabelText
void setLabelText(const QString &text)
KSSLKeyGenWizardPage2
Definition: ksslkeygen_p.h:28
KSSLKeyGenWizardPage2::KSSLKeyGenWizardPage2
KSSLKeyGenWizardPage2(QWidget *parent)
Definition: ksslkeygen.cpp:37
KSSLKeyGenWizardPage2::isComplete
bool isComplete() const
Definition: ksslkeygen.cpp:46
KSSLKeyGenWizardPage2::password
QString password() const
Definition: ksslkeygen.cpp:56
KSSLKeyGen::supportedKeySizes
static QStringList supportedKeySizes()
List the supported key sizes.
Definition: ksslkeygen.cpp:256
KSSLKeyGen::KSSLKeyGen
KSSLKeyGen(QWidget *parent=0L)
Construct a keygen dialog.
Definition: ksslkeygen.cpp:76
KSSLKeyGen::setKeySize
void setKeySize(int idx)
Set the key size.
Definition: ksslkeygen.cpp:271
KSSLKeyGen::~KSSLKeyGen
virtual ~KSSLKeyGen()
Destroy this dialog.
Definition: ksslkeygen.cpp:97
KSSLKeyGen::generateCSR
int generateCSR(const QString &name, const QString &pass, int bits, int e=0x10001)
Generate the certificate signing request.
Definition: ksslkeygen.cpp:160
KStandardDirs::addResourceType
bool addResourceType(const char *type, const char *basetype, const char *relativename, bool priority=true)
KStandardDirs::saveLocation
QString saveLocation(const char *type, const QString &suffix=QString(), bool create=true) const
KTemporaryFile
KTemporaryFile::setPrefix
void setPrefix(const QString &prefix)
KTemporaryFile::setSuffix
void setSuffix(const QString &suffix)
KWallet::Wallet
KWallet::Wallet::isEnabled
static bool isEnabled()
KWallet::Wallet::LocalWallet
static const QString LocalWallet()
KWallet::Wallet::openWallet
static Wallet * openWallet(const QString &name, WId w, OpenType ot=Synchronous)
QWidget
QWizardPage
QWizard
kdebug.h
klocale.h
i18n
QString i18n(const char *text)
kmessagebox.h
kopenssl.h
KOSSL
#define KOSSL
Definition: kopenssl.h:25
kprogressdialog.h
ksslkeygen.h
ksslkeygen_p.h
kstandarddirs.h
ktemporaryfile.h
kwallet.h
fopen
FILE * fopen(const QString &pathname, const char *mode)
KGlobal::dirs
KStandardDirs * dirs()
name
const char * name(StandardAction id)
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