File: main.c

package info (click to toggle)
polipo 1.1.1-5~bpo70+1
  • links: PTS, VCS
  • area: main
  • in suites: wheezy-backports
  • size: 1,204 kB
  • sloc: ansic: 20,882; python: 238; sh: 234; makefile: 139
file content (169 lines) | stat: -rw-r--r-- 4,535 bytes parent folder | download | duplicates (7)
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
/*
Copyright (c) 2003-2006 by Juliusz Chroboczek

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/

#include "polipo.h"

AtomPtr configFile = NULL;
AtomPtr pidFile = NULL;
int daemonise = 0;

static void
usage(char *argv0)
{
    fprintf(stderr, 
            "%s [ -h ] [ -v ] [ -x ] [ -c filename ] [ -- ] [ var=val... ]\n",
            argv0);
    fprintf(stderr, "  -h: display this message.\n");
    fprintf(stderr, "  -v: display the list of configuration variables.\n");
    fprintf(stderr, "  -x: perform expiry on the disk cache.\n");
    fprintf(stderr, "  -c: specify the configuration file to use.\n");
}

int
main(int argc, char **argv)
{
    FdEventHandlerPtr listener;
    int i;
    int rc;
    int expire = 0, printConfig = 0;

    initAtoms();
    CONFIG_VARIABLE(daemonise, CONFIG_BOOLEAN, "Run as a daemon");
    CONFIG_VARIABLE(pidFile, CONFIG_ATOM, "File with pid of running daemon.");

    preinitChunks();
    preinitLog();
    preinitObject();
    preinitIo();
    preinitDns();
    preinitServer();
    preinitHttp();
    preinitDiskcache();
    preinitLocal();
    preinitForbidden();
    preinitSocks();

    i = 1;
    while(i < argc) {
        if(argv[i][0] != '-')
            break;
        if(strcmp(argv[i], "--") == 0) {
            i++;
            break;
        } else if(strcmp(argv[i], "-h") == 0) {
            usage(argv[0]);
            exit(0);
        } else if(strcmp(argv[i], "-v") == 0) {
            printConfig = 1;
            i++;
        } else if(strcmp(argv[i], "-x") == 0) {
            expire = 1;
            i++;
        } else if(strcmp(argv[i], "-c") == 0) {
            i++;
            if(i >= argc) {
                usage(argv[0]);
                exit(1);
            }
            if(configFile)
                releaseAtom(configFile);
            configFile = internAtom(argv[i]);
            i++;
        } else {
            usage(argv[0]);
            exit(1);
        }
    }

    if(configFile)
        configFile = expandTilde(configFile);

    if(configFile == NULL) {
        configFile = expandTilde(internAtom("~/.polipo"));
        if(configFile)
            if(access(configFile->string, F_OK) < 0) {
                releaseAtom(configFile);
                configFile = NULL;
            }
    }

    if(configFile == NULL) {
        if(access("/etc/polipo/config", F_OK) >= 0)
            configFile = internAtom("/etc/polipo/config");
        if(configFile && access(configFile->string, F_OK) < 0) {
            releaseAtom(configFile);
            configFile = NULL;
        }
    }

    rc = parseConfigFile(configFile);
    if(rc < 0)
        exit(1);

    while(i < argc) {
        rc = parseConfigLine(argv[i], "command line", 0, 0);
        if(rc < 0)
            exit(1);
        i++;
    }

    initChunks();
    initLog();
    initObject();
    if(!expire && !printConfig)
        initEvents();
    initIo();
    initDns();
    initHttp();
    initServer();
    initDiskcache();
    initForbidden();
    initSocks();

    if(printConfig) {
        printConfigVariables(stdout, 0);
        exit(0);
    }

    if(expire) {
        expireDiskObjects();
        exit(0);
    }

    if(daemonise)
        do_daemonise(loggingToStderr());

    if(pidFile)
        writePid(pidFile->string);

    listener = create_listener(proxyAddress->string, 
                               proxyPort, httpAccept, NULL);
    if(!listener) {
        if(pidFile) unlink(pidFile->string);
        exit(1);
    }

    eventLoop();

    if(pidFile) unlink(pidFile->string);
    return 0;
}