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12c86877 | 1 | /* |
12471842 PL |
2 | * This file is part of PowerDNS or dnsdist. |
3 | * Copyright -- PowerDNS.COM B.V. and its contributors | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of version 2 of the GNU General Public License as | |
7 | * published by the Free Software Foundation. | |
8 | * | |
9 | * In addition, for the avoidance of any doubt, permission is granted to | |
10 | * link this program with OpenSSL and to (re)distribute the binaries | |
11 | * produced as the result of such linking. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
21 | */ | |
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22 | #ifndef PDNS_DYNLISTENER |
23 | #define PDNS_DYNLISTENER | |
24 | ||
25 | #include <string> | |
26 | #include <vector> | |
27 | #include <pthread.h> | |
28 | #include <sys/types.h> | |
29 | #include <errno.h> | |
30 | #include <iostream> | |
31 | #include <sstream> | |
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32 | #include "iputils.hh" |
33 | #include <boost/utility.hpp> | |
cc3afe25 BH |
34 | #include <unistd.h> |
35 | #include <sys/un.h> | |
36 | #include <dlfcn.h> | |
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37 | #include <sys/socket.h> |
38 | #include <netinet/in.h> | |
cc3afe25 | 39 | |
10f4eea8 | 40 | #include "namespaces.hh" |
12c86877 | 41 | |
040712e0 | 42 | class DynListener : public boost::noncopyable |
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43 | { |
44 | public: | |
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45 | explicit DynListener(const string &pname=""); |
46 | explicit DynListener(const ComboAddress& addr); | |
e5d684f9 | 47 | ~DynListener(); |
12c86877 BH |
48 | void go(); |
49 | void theListener(); | |
50 | static void *theListenerHelper(void *p); | |
51 | ||
52 | typedef string g_funk_t(const vector<string> &parts, Utility::pid_t ppid); // guido! | |
3c90953e PD |
53 | typedef struct { g_funk_t *func; string args; string usage; } g_funkwithusage_t; |
54 | typedef map<string,g_funkwithusage_t> g_funkdb_t; | |
12c86877 | 55 | |
3c90953e | 56 | static void registerFunc(const string &name, g_funk_t *gf, const string &usage="", const string &args=""); |
040712e0 | 57 | static void registerRestFunc(g_funk_t *gf); |
d267d1bf | 58 | static g_funk_t* getFunc(const string& fname) { return s_funcdb[fname].func; } |
12c86877 | 59 | private: |
e37300dc | 60 | void sendlines(const string &lines); |
3c90953e | 61 | string getHelp(); |
cc3afe25 BH |
62 | string getLine(); |
63 | ||
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64 | void listenOnUnixDomain(const std::string& fname); |
65 | void listenOnTCP(const ComboAddress&); | |
66 | void createSocketAndBind(int family, struct sockaddr*local, size_t len); | |
67 | ||
040712e0 | 68 | NetmaskGroup d_tcprange; |
12c86877 | 69 | int d_s; |
cc3afe25 | 70 | int d_client; |
12c86877 | 71 | pthread_t d_tid; |
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72 | bool d_nonlocal; |
73 | bool d_tcp; | |
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74 | pid_t d_ppid; |
75 | ||
e5d684f9 | 76 | string d_socketname; |
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77 | ComboAddress d_socketaddress; |
78 | static g_funkdb_t s_funcdb; | |
79 | static g_funk_t* s_restfunc; | |
ce19a815 | 80 | bool testLive(const string& fname); |
12c86877 BH |
81 | }; |
82 | #endif /* PDNS_DYNLISTENER */ |