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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- */
/*
* Copyright (C) 2001-2003, Ximian, Inc.
*/
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <libsoup/soup.h>
#include <glib/gstdio.h>
static int
compare_strings (gconstpointer a, gconstpointer b)
{
const char **sa = (const char **)a;
const char **sb = (const char **)b;
return strcmp (*sa, *sb);
}
static GString *
get_directory_listing (const char *path)
{
GPtrArray *entries;
GString *listing;
char *escaped;
GDir *dir;
const gchar *d_name;
int i;
entries = g_ptr_array_new ();
dir = g_dir_open (path, 0, NULL);
if (dir) {
while ((d_name = g_dir_read_name (dir))) {
if (!strcmp (d_name, ".") ||
(!strcmp (d_name, "..") &&
!strcmp (path, "./")))
continue;
escaped = g_markup_escape_text (d_name, -1);
g_ptr_array_add (entries, escaped);
}
g_dir_close (dir);
}
g_ptr_array_sort (entries, (GCompareFunc)compare_strings);
listing = g_string_new ("<html>\r\n");
escaped = g_markup_escape_text (strchr (path, '/'), -1);
g_string_append_printf (listing, "<head><title>Index of %s</title></head>\r\n", escaped);
g_string_append_printf (listing, "<body><h1>Index of %s</h1>\r\n<p>\r\n", escaped);
g_free (escaped);
for (i = 0; i < entries->len; i++) {
g_string_append_printf (listing, "<a href=\"%s\">%s</a><br>\r\n",
(char *)entries->pdata[i],
(char *)entries->pdata[i]);
g_free (entries->pdata[i]);
}
g_string_append (listing, "</body>\r\n</html>\r\n");
g_ptr_array_free (entries, TRUE);
return listing;
}
static void
do_get (SoupServer *server, SoupServerMessage *msg, const char *path)
{
char *slash;
GStatBuf st;
if (g_stat (path, &st) == -1) {
if (errno == EPERM)
soup_server_message_set_status (msg, SOUP_STATUS_FORBIDDEN, NULL);
else if (errno == ENOENT)
soup_server_message_set_status (msg, SOUP_STATUS_NOT_FOUND, NULL);
else
soup_server_message_set_status (msg, SOUP_STATUS_INTERNAL_SERVER_ERROR, NULL);
/* In a real program you should also provide some text explaining the
* error to the user (via soup_server_message_set_response), and include in it
* the request path, as otherwise some browsers (Firefox, WebKit) only
* show a blank page, confusing the user.
*/
return;
}
if (g_file_test (path, G_FILE_TEST_IS_DIR)) {
GString *listing;
char *index_path;
char *listing_str;
gsize listing_len;
slash = strrchr (path, '/');
if (!slash || slash[1]) {
char *redir_uri;
redir_uri = g_strdup_printf ("%s/", g_uri_get_path (soup_server_message_get_uri (msg)));
soup_server_message_set_redirect (msg, SOUP_STATUS_MOVED_PERMANENTLY,
redir_uri);
g_free (redir_uri);
return;
}
index_path = g_strdup_printf ("%s/index.html", path);
if (g_stat (index_path, &st) != -1) {
do_get (server, msg, index_path);
g_free (index_path);
return;
}
g_free (index_path);
listing = get_directory_listing (path);
listing_len = listing->len;
listing_str = g_string_free (g_steal_pointer (&listing), FALSE);
soup_server_message_set_response (msg, "text/html",
SOUP_MEMORY_TAKE,
g_steal_pointer (&listing_str), listing_len);
soup_server_message_set_status (msg, SOUP_STATUS_OK, NULL);
return;
}
if (soup_server_message_get_method (msg) == SOUP_METHOD_GET) {
GMappedFile *mapping;
GBytes *buffer;
mapping = g_mapped_file_new (path, FALSE, NULL);
if (!mapping) {
soup_server_message_set_status (msg, SOUP_STATUS_INTERNAL_SERVER_ERROR, NULL);
return;
}
buffer = g_bytes_new_with_free_func (g_mapped_file_get_contents (mapping),
g_mapped_file_get_length (mapping),
(GDestroyNotify)g_mapped_file_unref, mapping);
soup_message_body_append_bytes (soup_server_message_get_response_body (msg), buffer);
g_bytes_unref (buffer);
} else /* soup_server_message_get_method (msg) == SOUP_METHOD_HEAD */ {
char *length;
/* We could just use the same code for both GET and
* HEAD (soup-message-server-io.c will fix things up).
* But we'll optimize and avoid the extra I/O.
*/
length = g_strdup_printf ("%lu", (gulong)st.st_size);
soup_message_headers_append (soup_server_message_get_response_headers (msg),
"Content-Length", length);
g_free (length);
}
soup_server_message_set_status (msg, SOUP_STATUS_OK, NULL);
}
static void
do_put (SoupServer *server, SoupServerMessage *msg, const char *path)
{
GStatBuf st;
FILE *f;
gboolean created = TRUE;
SoupMessageBody *request_body;
if (g_stat (path, &st) != -1) {
const char *match = soup_message_headers_get_one (soup_server_message_get_request_headers (msg), "If-None-Match");
if (match && !strcmp (match, "*")) {
soup_server_message_set_status (msg, SOUP_STATUS_CONFLICT, NULL);
return;
}
if (!g_file_test (path, G_FILE_TEST_IS_REGULAR)) {
soup_server_message_set_status (msg, SOUP_STATUS_FORBIDDEN, NULL);
return;
}
created = FALSE;
}
f = fopen (path, "w");
if (!f) {
soup_server_message_set_status (msg, SOUP_STATUS_INTERNAL_SERVER_ERROR, NULL);
return;
}
request_body = soup_server_message_get_request_body (msg);
fwrite (request_body->data, 1, request_body->length, f);
fclose (f);
soup_server_message_set_status (msg, created ? SOUP_STATUS_CREATED : SOUP_STATUS_OK, NULL);
}
static void
server_callback (SoupServer *server,
SoupServerMessage *msg,
const char *path,
GHashTable *query,
gpointer user_data)
{
char *file_path;
SoupMessageHeadersIter iter;
SoupMessageBody *request_body;
const char *name, *value;
g_print ("%s %s HTTP/1.%d\n", soup_server_message_get_method (msg), path,
soup_server_message_get_http_version (msg));
soup_message_headers_iter_init (&iter, soup_server_message_get_request_headers (msg));
while (soup_message_headers_iter_next (&iter, &name, &value))
g_print ("%s: %s\n", name, value);
request_body = soup_server_message_get_request_body (msg);
if (request_body->length)
g_print ("%s\n", request_body->data);
file_path = g_strdup_printf (".%s", path);
if (soup_server_message_get_method (msg) == SOUP_METHOD_GET || soup_server_message_get_method (msg) == SOUP_METHOD_HEAD)
do_get (server, msg, file_path);
else if (soup_server_message_get_method (msg) == SOUP_METHOD_PUT)
do_put (server, msg, file_path);
else
soup_server_message_set_status (msg, SOUP_STATUS_NOT_IMPLEMENTED, NULL);
g_free (file_path);
g_print (" -> %d %s\n\n", soup_server_message_get_status (msg), soup_server_message_get_reason_phrase (msg));
}
static void
quit (int sig)
{
/* Exit cleanly on ^C in case we're valgrinding. */
exit (0);
}
static int port;
static const char *tls_cert_file, *tls_key_file;
static GOptionEntry entries[] = {
{ "cert-file", 'c', 0,
G_OPTION_ARG_STRING, &tls_cert_file,
"Use FILE as the TLS certificate file", "FILE" },
{ "key-file", 'k', 0,
G_OPTION_ARG_STRING, &tls_key_file,
"Use FILE as the TLS private key file", "FILE" },
{ "port", 'p', 0,
G_OPTION_ARG_INT, &port,
"Port to listen on", NULL },
{ NULL }
};
int
main (int argc, char **argv)
{
GOptionContext *opts;
GMainLoop *loop;
SoupServer *server;
GSList *uris, *u;
char *str;
GTlsCertificate *cert;
GError *error = NULL;
opts = g_option_context_new (NULL);
g_option_context_add_main_entries (opts, entries, NULL);
if (!g_option_context_parse (opts, &argc, &argv, &error)) {
g_printerr ("Could not parse arguments: %s\n",
error->message);
g_printerr ("%s",
g_option_context_get_help (opts, TRUE, NULL));
exit (1);
}
if (argc != 1) {
g_printerr ("%s",
g_option_context_get_help (opts, TRUE, NULL));
exit (1);
}
g_option_context_free (opts);
signal (SIGINT, quit);
if (tls_cert_file && tls_key_file) {
cert = g_tls_certificate_new_from_files (tls_cert_file, tls_key_file, &error);
if (error) {
g_printerr ("Unable to create server: %s\n", error->message);
exit (1);
}
server = soup_server_new ("server-header", "simple-httpd ",
"tls-certificate", cert,
NULL);
g_object_unref (cert);
soup_server_listen_all (server, port, SOUP_SERVER_LISTEN_HTTPS, &error);
} else {
server = soup_server_new ("server-header", "simple-httpd ",
NULL);
soup_server_listen_all (server, port, 0, &error);
}
soup_server_add_handler (server, NULL,
server_callback, NULL, NULL);
uris = soup_server_get_uris (server);
for (u = uris; u; u = u->next) {
str = g_uri_to_string (u->data);
g_print ("Listening on %s\n", str);
g_free (str);
g_uri_unref (u->data);
}
g_slist_free (uris);
g_print ("\nWaiting for requests...\n");
loop = g_main_loop_new (NULL, TRUE);
g_main_loop_run (loop);
return 0;
}
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