summaryrefslogtreecommitdiff
path: root/src/mongo/db/commands/connection_status.cpp
blob: 06a4367c9ed673a626f875bcb58943464b299595 (plain)
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
/*
 *    Copyright (C) 2010 10gen Inc.
 *
 *    This program is free software: you can redistribute it and/or  modify
 *    it under the terms of the GNU Affero General Public License, version 3,
 *    as published by the Free Software Foundation.
 *
 *    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 Affero General Public License for more details.
 *
 *    You should have received a copy of the GNU Affero General Public License
 *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 *    As a special exception, the copyright holders give permission to link the
 *    code of portions of this program with the OpenSSL library under certain
 *    conditions as described in each individual source file and distribute
 *    linked combinations including the program with the OpenSSL library. You
 *    must comply with the GNU Affero General Public License in all respects for
 *    all of the code used other than as permitted herein. If you modify file(s)
 *    with this exception, you may extend this exception to your version of the
 *    file(s), but you are not obligated to do so. If you do not wish to do so,
 *    delete this exception statement from your version. If you delete this
 *    exception statement from all source files in the program, then also delete
 *    it in the license file.
 */

#include "mongo/platform/basic.h"

#include "mongo/bson/util/bson_extract.h"
#include "mongo/db/auth/authorization_manager.h"
#include "mongo/db/auth/authorization_session.h"
#include "mongo/db/commands.h"

namespace mongo {

    using std::string;
    using std::stringstream;

    class CmdConnectionStatus : public Command {
    public:
        CmdConnectionStatus() : Command("connectionStatus") {}
        virtual bool slaveOk() const { return true; }
        virtual bool isWriteCommandForConfigServer() const { return false; }
        virtual void addRequiredPrivileges(const std::string& dbname,
                                           const BSONObj& cmdObj,
                                           std::vector<Privilege>* out) {} // No auth required

        void help(stringstream& h) const {
            h << "Returns connection-specific information such as logged-in users and their roles";
        }

        bool run(OperationContext* txn, const string&, BSONObj& cmdObj, int, string& errmsg,
                 BSONObjBuilder& result) {
            AuthorizationSession* authSession =
                    AuthorizationSession::get(ClientBasic::getCurrent());

            bool showPrivileges;
            Status status = bsonExtractBooleanFieldWithDefault(cmdObj,
                                                               "showPrivileges",
                                                               false,
                                                               &showPrivileges);
            if (!status.isOK()) {
                return appendCommandStatus(result, status);
            }

            BSONObjBuilder authInfo(result.subobjStart("authInfo"));
            {
                BSONArrayBuilder authenticatedUsers(authInfo.subarrayStart("authenticatedUsers"));
                UserNameIterator nameIter = authSession->getAuthenticatedUserNames();

                for ( ; nameIter.more(); nameIter.next()) {
                    BSONObjBuilder userInfoBuilder(authenticatedUsers.subobjStart());
                    userInfoBuilder.append(AuthorizationManager::USER_NAME_FIELD_NAME,
                                           nameIter->getUser());
                    userInfoBuilder.append(AuthorizationManager::USER_DB_FIELD_NAME,
                                           nameIter->getDB());
                }
            }
            {
                BSONArrayBuilder authenticatedRoles(
                        authInfo.subarrayStart("authenticatedUserRoles"));
                RoleNameIterator roleIter = authSession->getAuthenticatedRoleNames();

                for ( ; roleIter.more(); roleIter.next()) {
                    BSONObjBuilder roleInfoBuilder(authenticatedRoles.subobjStart());
                    roleInfoBuilder.append(AuthorizationManager::ROLE_NAME_FIELD_NAME,
                                           roleIter->getRole());
                    roleInfoBuilder.append(AuthorizationManager::ROLE_DB_FIELD_NAME,
                                           roleIter->getDB());
                }
            }
            if (showPrivileges) {
                BSONArrayBuilder authenticatedPrivileges(
                        authInfo.subarrayStart("authenticatedUserPrivileges"));

                // Create a unified map of resources to privileges, to avoid duplicate
                // entries in the connection status output.
                User::ResourcePrivilegeMap unifiedResourcePrivilegeMap;
                UserNameIterator nameIter = authSession->getAuthenticatedUserNames();

                for ( ; nameIter.more(); nameIter.next()) {
                    User* authUser = authSession->lookupUser(*nameIter);
                    const User::ResourcePrivilegeMap& resourcePrivilegeMap =
                        authUser->getPrivileges();
                    for (User::ResourcePrivilegeMap::const_iterator it =
                            resourcePrivilegeMap.begin();
                            it != resourcePrivilegeMap.end();
                            ++it) {
                        if (unifiedResourcePrivilegeMap.find(it->first) ==
                                unifiedResourcePrivilegeMap.end()) {
                            unifiedResourcePrivilegeMap[it->first] = it->second;
                        } else {
                            unifiedResourcePrivilegeMap[it->first].addActions(
                                    it->second.getActions());
                        }
                    }
                }

                for (User::ResourcePrivilegeMap::const_iterator it =
                        unifiedResourcePrivilegeMap.begin();
                        it != unifiedResourcePrivilegeMap.end();
                        ++it) {
                    authenticatedPrivileges << it->second.toBSON();
                }
            }

            authInfo.doneFast();

            return true;
        }
    } cmdConnectionStatus;
}