xapian-core  1.4.21
xapian-replicate-server.cc
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1 
4 /* Copyright (C) 2008,2011 Olly Betts
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License as
8  * published by the Free Software Foundation; either version 2 of the
9  * License, or (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
19  * USA
20  */
21 
22 #include <config.h>
23 
24 #include "net/replicatetcpserver.h"
25 
26 #include <xapian.h>
27 
28 #include "gnu_getopt.h"
29 
30 #include <cstdlib>
31 #include <iostream>
32 
33 using namespace std;
34 
35 #define PROG_NAME "xapian-replicate-server"
36 #define PROG_DESC "Service database replication requests from clients"
37 
38 #define OPT_HELP 1
39 #define OPT_VERSION 2
40 
41 static void show_usage() {
42  cout << "Usage: " PROG_NAME " [OPTIONS] DATABASE_PARENT_DIRECTORY\n\n"
43 "Options:\n"
44 " -I, --interface=ADDR listen on interface ADDR\n"
45 " -p, --port=PORT port to listen on\n"
46 " -o, --one-shot serve a single connection and exit\n"
47 " --help display this help and exit\n"
48 " --version output version information and exit" << endl;
49 }
50 
51 int
52 main(int argc, char **argv)
53 {
54  const char * opts = "I:p:o";
55  static const struct option long_opts[] = {
56  {"interface", required_argument, 0, 'I'},
57  {"port", required_argument, 0, 'p'},
58  {"one-shot", no_argument, 0, 'o'},
59  {"help", no_argument, 0, OPT_HELP},
60  {"version", no_argument, 0, OPT_VERSION},
61  {NULL, 0, 0, 0}
62  };
63 
64  string host;
65  int port = 0;
66 
67  bool one_shot = false;
68 
69  int c;
70  while ((c = gnu_getopt_long(argc, argv, opts, long_opts, 0)) != -1) {
71  switch (c) {
72  case 'I':
73  host.assign(optarg);
74  break;
75  case 'p':
76  port = atoi(optarg);
77  break;
78  case 'o':
79  one_shot = true;
80  break;
81  case OPT_HELP:
82  cout << PROG_NAME " - " PROG_DESC "\n\n";
83  show_usage();
84  exit(0);
85  case OPT_VERSION:
86  cout << PROG_NAME " - " PACKAGE_STRING << endl;
87  exit(0);
88  default:
89  show_usage();
90  exit(1);
91  }
92  }
93 
94  if (argc - optind != 1) {
95  show_usage();
96  exit(1);
97  }
98 
99  // Path to the database to create/update.
100  string dbpath(argv[optind]);
101 
102  try {
103  ReplicateTcpServer server(host, port, dbpath);
104  if (one_shot) {
105  server.run_once();
106  } else {
107  server.run();
108  }
109  } catch (const Xapian::Error &error) {
110  cerr << argv[0] << ": " << error.get_description() << endl;
111  exit(1);
112  }
113 }
Wrappers to allow GNU getopt to be used cleanly from C++ code.
int optind
Definition: getopt.cc:94
int gnu_getopt_long(int argc_, char *const *argv_, const char *shortopts_, const struct option *longopts_, int *optind_)
Definition: gnu_getopt.h:97
#define OPT_HELP
static const char * opts
#define PROG_NAME
int main(int argc, char **argv)
STL namespace.
#define no_argument
Definition: gnu_getopt.h:79
static void show_usage()
Public interfaces for the Xapian library.
char * optarg
Definition: getopt.cc:79
#define required_argument
Definition: gnu_getopt.h:80
std::string get_description() const
Return a string describing this object.
Definition: error.cc:93
#define PROG_DESC
All exceptions thrown by Xapian are subclasses of Xapian::Error.
Definition: error.h:43
#define PACKAGE_STRING
Definition: config.h:337
#define OPT_VERSION
TCP/IP replication server class.