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
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
|
/* vi: ts=8 sts=4 sw=4
*
* $Id$
*
* This file is part of the KDE project, module tdesu.
* Copyright (C) 1999,2000 Geert Jansen <jansen@kde.org>
*
* This is free software; you can use this library under the GNU Library
* General Public License, version 2. See the file "COPYING.LIB" for the
* exact licensing terms.
*
* client.h: client to access tdesud.
*/
#ifndef __KDE_su_Client_h_Included__
#define __KDE_su_Client_h_Included__
#include <tqglobal.h>
#include <kdelibs_export.h>
#ifdef Q_OS_UNIX
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <tqcstring.h>
#include <tqvaluelist.h>
typedef TQValueList<TQCString> QCStringList;
/**
* A client class to access tdesud, the KDE su daemon. Kdesud can assist in
* password caching in two ways:
*
* @li For high security passwords, like for su and ssh, it executes the
* password requesting command for you. It feeds the password to the
* command, without ever returning it to you, the user. The daemon should
* be installed setgid nogroup, in order to be able to act as an inaccessible,
* trusted 3rd party.
* See exec, setPass, delCommand.
*
* @li For lower security passwords, like web and ftp passwords, it can act
* as a persistent storage for string variables. These variables are
* returned to the user, and the daemon doesn't need to be setgid nogroup
* for this.
* See setVar, delVar, delGroup.
*/
class TDESU_EXPORT KDEsuClient {
public:
KDEsuClient();
~KDEsuClient();
/**
* Lets tdesud execute a command. If the daemon does not have a password
* for this command, this will fail and you need to call setPass().
*
* @param command The command to execute.
* @param user The user to run the command as.
* @param options Extra options.
* @param env Extra environment variables.
* @return Zero on success, -1 on failure.
*/
int exec(const TQCString &command, const TQCString &user, const TQCString &options=0, const QCStringList &env=QCStringList());
/**
* Wait for the last command to exit and return the exit code.
* @return Exit code of last command, -1 on failure.
*/
int exitCode();
/**
* Set root's password, lasts one session.
*
* @param pass Root's password.
* @param timeout The time that a password will live.
* @return Zero on success, -1 on failure.
*/
int setPass(const char *pass, int timeout);
/**
* Set the target host (optional).
*/
int setHost(const TQCString &host);
/**
* Set the desired priority (optional), see StubProcess.
*/
int setPriority(int priority);
/**
* Set the desired scheduler (optional), see StubProcess.
*/
int setScheduler(int scheduler);
/**
* Remove a password for a user/command.
* @param command The command.
* @param user The user.
* @return zero on success, -1 on an error
*/
int delCommand(const TQCString &command, const TQCString &user);
/**
* Set a persistent variable.
* @param key The name of the variable.
* @param value Its value.
* @param timeout The timeout in seconds for this key. Zero means
* no timeout.
* @param group Make the key part of a group. See delGroup.
* @return zero on success, -1 on failure.
*/
int setVar(const TQCString &key, const TQCString &value, int timeout=0, const TQCString &group=0);
/**
* Get a persistent variable.
* @param key The name of the variable.
* @return Its value.
*/
TQCString getVar(const TQCString &key);
/**
* Gets all the keys that are membes of the given group.
* @param group the group name of the variables.
* @return a list of the keys in the group.
*/
TQValueList<TQCString> getKeys(const TQCString &group);
/**
* Returns true if the specified group exists is
* cached.
*
* @param group the group key
* @return true if the group is found
*/
bool findGroup(const TQCString &group);
/**
* Delete a persistent variable.
* @param key The name of the variable.
* @return zero on success, -1 on failure.
*/
int delVar(const TQCString &key);
/**
* Delete all persistent variables with the given key.
*
* A specicalized variant of delVar(TQCString) that removes all
* subsets of the cached varaibles given by @p key. In order for all
* cached variables related to this key to be deleted properly, the
* value given to the @p group argument when the setVar function
* was called, must be a subset of the argument given here and the key
*
* @note Simply supplying the group key here WILL not necessarily
* work. If you only have a group key, then use delGroup instead.
*
* @param special_key the name of the variable.
* @return zero on success, -1 on failure.
*/
int delVars(const TQCString &special_key);
/**
* Delete all persistent variables in a group.
*
* @param group the group name. See setVar.
* @return
*/
int delGroup(const TQCString &group);
/**
* Ping tdesud. This can be used for diagnostics.
* @return Zero on success, -1 on failure
*/
int ping();
/**
* Stop the daemon.
*/
int stopServer();
/**
* Try to start up tdesud
*/
int startServer();
/**
* Returns true if the server is safe (installed setgid), false otherwise.
*/
bool isServerSGID();
private:
int connect();
int sockfd;
TQCString sock;
int command(const TQCString &cmd, TQCString *result=0L);
TQCString escape(const TQCString &str);
class KDEsuClientPrivate;
KDEsuClientPrivate *d;
};
#endif //Q_OS_UNIX
#endif //__KDE_su_Client_h_Included__
|
