1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
|
/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2006 Craig Edwards <craigedwards@brainbox.cc>
*
* This file is part of InspIRCd. InspIRCd is free software: you can
* redistribute it and/or modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation, version 2.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <map>
#include <string>
/** ssl_cert is a class which abstracts SSL certificate
* and key information.
*
* Because gnutls and openssl represent key information in
* wildly different ways, this class allows it to be accessed
* in a unified manner. These classes are attached to ssl-
* connected local users using SSLCertExt
*/
class ssl_cert : public refcountbase
{
public:
std::string dn;
std::string issuer;
std::string error;
std::string fingerprint;
bool trusted, invalid, unknownsigner, revoked;
ssl_cert() : trusted(false), invalid(true), unknownsigner(true), revoked(false) {}
/** Get certificate distinguished name
* @return Certificate DN
*/
const std::string& GetDN()
{
return dn;
}
/** Get Certificate issuer
* @return Certificate issuer
*/
const std::string& GetIssuer()
{
return issuer;
}
/** Get error string if an error has occured
* @return The error associated with this users certificate,
* or an empty string if there is no error.
*/
const std::string& GetError()
{
return error;
}
/** Get key fingerprint.
* @return The key fingerprint as a hex string.
*/
const std::string& GetFingerprint()
{
return fingerprint;
}
/** Get trust status
* @return True if this is a trusted certificate
* (the certificate chain validates)
*/
bool IsTrusted()
{
return trusted;
}
/** Get validity status
* @return True if the certificate itself is
* correctly formed.
*/
bool IsInvalid()
{
return invalid;
}
/** Get signer status
* @return True if the certificate appears to be
* self-signed.
*/
bool IsUnknownSigner()
{
return unknownsigner;
}
/** Get revokation status.
* @return True if the certificate is revoked.
* Note that this only works properly for GnuTLS
* right now.
*/
bool IsRevoked()
{
return revoked;
}
bool IsCAVerified()
{
return trusted && !invalid && !revoked && !unknownsigner && error.empty();
}
std::string GetMetaLine()
{
std::stringstream value;
bool hasError = !error.empty();
value << (IsInvalid() ? "v" : "V") << (IsTrusted() ? "T" : "t") << (IsRevoked() ? "R" : "r")
<< (IsUnknownSigner() ? "s" : "S") << (hasError ? "E" : "e") << " ";
if (hasError)
value << GetError();
else
value << GetFingerprint() << " " << GetDN() << " " << GetIssuer();
return value.str();
}
};
/** Get certificate from a socket (only useful with an SSL module) */
struct SocketCertificateRequest : public Request
{
StreamSocket* const sock;
ssl_cert* cert;
SocketCertificateRequest(StreamSocket* ss, Module* Me)
: Request(Me, ss->GetIOHook(), "GET_SSL_CERT"), sock(ss), cert(NULL)
{
Send();
}
std::string GetFingerprint()
{
if (cert)
return cert->GetFingerprint();
return "";
}
};
/** Get certificate from a user (requires m_sslinfo) */
struct UserCertificateRequest : public Request
{
User* const user;
ssl_cert* cert;
UserCertificateRequest(User* u, Module* Me, Module* info = ServerInstance->Modules->Find("m_sslinfo.so"))
: Request(Me, info, "GET_USER_CERT"), user(u), cert(NULL)
{
Send();
}
std::string GetFingerprint()
{
if (cert)
return cert->GetFingerprint();
return "";
}
};
|
