source: trunk/third/libsoup/tests/simple-httpd.c @ 21108

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 * Copyright (C) 2001-2003, Ximian, Inc.
 */

#include <ctype.h>
#include <fcntl.h>
#include <errno.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <unistd.h>

#include <glib.h>
#include <libsoup/soup-address.h>
#include <libsoup/soup-message.h>
#include <libsoup/soup-server.h>
#include <libsoup/soup-server-message.h>

static void
print_header (gpointer name, gpointer value, gpointer data)
{
        printf ("%s: %s\n", (char *)name, (char *)value);
}

static void
server_callback (SoupServerContext *context, SoupMessage *msg, gpointer data)
{
        char *path, *path_to_open, *slash;
        struct stat st;
        int fd;

        path = soup_uri_to_string (soup_message_get_uri (msg), TRUE);
        printf ("%s %s HTTP/1.%d\n", msg->method, path,
                soup_message_get_http_version (msg));
        soup_message_foreach_header (msg->request_headers, print_header, NULL);
        if (msg->request.length)
                printf ("%.*s\n", msg->request.length, msg->request.body);

        if (soup_method_get_id (msg->method) != SOUP_METHOD_ID_GET) {
                soup_message_set_status (msg, SOUP_STATUS_NOT_IMPLEMENTED);
                goto DONE;
        }

        if (path) {
                if (*path != '/') {
                        soup_message_set_status (msg, SOUP_STATUS_BAD_REQUEST);
                        goto DONE;
                }
        } else
                path = g_strdup ("");

        path_to_open = g_strdup_printf (".%s", path);

 TRY_AGAIN:
        if (stat (path_to_open, &st) == -1) {
                g_free (path_to_open);
                if (errno == EPERM)
                        soup_message_set_status (msg, SOUP_STATUS_FORBIDDEN);
                else if (errno == ENOENT)
                        soup_message_set_status (msg, SOUP_STATUS_NOT_FOUND);
                else
                        soup_message_set_status (msg, SOUP_STATUS_INTERNAL_SERVER_ERROR);
                goto DONE;
        }

        if (S_ISDIR (st.st_mode)) {
                slash = strrchr (path_to_open, '/');
                if (!slash || slash[1]) {
                        char *uri, *redir_uri;

                        uri = soup_uri_to_string (soup_message_get_uri (msg), FALSE);
                        redir_uri = g_strdup_printf ("%s/", uri);
                        soup_message_add_header (msg->response_headers,
                                                 "Location", redir_uri);
                        soup_message_set_status (msg, SOUP_STATUS_MOVED_PERMANENTLY);
                        g_free (redir_uri);
                        g_free (uri);
                        g_free (path_to_open);
                        goto DONE;
                }

                g_free (path_to_open);
                path_to_open = g_strdup_printf (".%s/index.html", path);
                goto TRY_AGAIN;
        }

        fd = open (path_to_open, O_RDONLY);
        g_free (path_to_open);
        if (fd == -1) {
                soup_message_set_status (msg, SOUP_STATUS_INTERNAL_SERVER_ERROR);
                goto DONE;
        }

        msg->response.owner = SOUP_BUFFER_SYSTEM_OWNED;
        msg->response.length = st.st_size;
        msg->response.body = g_malloc (msg->response.length);

        read (fd, msg->response.body, msg->response.length);
        close (fd);

        soup_message_set_status (msg, SOUP_STATUS_OK);

 DONE:
        g_free (path);
        soup_server_message_set_encoding (SOUP_SERVER_MESSAGE (msg),
                                          SOUP_TRANSFER_CONTENT_LENGTH);
        printf ("  -> %d %s\n\n", msg->status_code, msg->reason_phrase);
}

static void
quit (int sig)
{
        /* Exit cleanly on ^C in case we're valgrinding. */
        exit (0);
}

int
main (int argc, char **argv)
{
        GMainLoop *loop;
        SoupServer *server, *ssl_server;
        int opt;
        int port = SOUP_ADDRESS_ANY_PORT;
        int ssl_port = SOUP_ADDRESS_ANY_PORT;
        const char *ssl_cert_file = NULL, *ssl_key_file = NULL;

        g_type_init ();
        g_thread_init (NULL);
        signal (SIGINT, quit);

        while ((opt = getopt (argc, argv, "p:k:c:s:")) != -1) {
                switch (opt) {
                case 'p':
                        port = atoi (optarg);
                        break;
                case 'k':
                        ssl_key_file = optarg;
                        break;
                case 'c':
                        ssl_cert_file = optarg;
                        break;
                case 's':
                        ssl_port = atoi (optarg);
                        break;
                default:
                        fprintf (stderr, "Usage: %s [-p port] [-c ssl-cert-file -k ssl-key-file [-s ssl-port]]\n",
                                 argv[0]);
                        exit (1);
                }
        }

        server = soup_server_new (SOUP_SERVER_PORT, port,
                                  NULL);
        if (!server) {
                fprintf (stderr, "Unable to bind to server port %d\n", port);
                exit (1);
        }
        soup_server_add_handler (server, NULL, NULL,
                                 server_callback, NULL, NULL);
        printf ("\nStarting Server on port %d\n",
                soup_server_get_port (server));
        soup_server_run_async (server);

        if (ssl_cert_file && ssl_key_file) {
                ssl_server = soup_server_new (
                        SOUP_SERVER_PORT, ssl_port,
                        SOUP_SERVER_SSL_CERT_FILE, ssl_cert_file,
                        SOUP_SERVER_SSL_KEY_FILE, ssl_key_file,
                        NULL);

                if (!ssl_server) {
                        fprintf (stderr, "Unable to bind to SSL server port %d\n", ssl_port);
                        exit (1);
                }
                soup_server_add_handler (ssl_server, NULL, NULL,
                                         server_callback, NULL, NULL);
                printf ("Starting SSL Server on port %d\n", 
                        soup_server_get_port (ssl_server));
                soup_server_run_async (ssl_server);
        }

        printf ("\nWaiting for requests...\n");

        loop = g_main_loop_new (NULL, TRUE);
        g_main_loop_run (loop);

        return 0;
}