[gnio/connection-factory] Add http server example
- From: Alexander Larsson <alexl src gnome org>
- To: svn-commits-list gnome org
- Subject: [gnio/connection-factory] Add http server example
- Date: Mon, 11 May 2009 09:00:05 -0400 (EDT)
commit 5cf0e62e2761c3822af3eb251001a76d324a8020
Author: Alexander Larsson <alexl redhat com>
Date: Mon May 11 14:59:23 2009 +0200
Add http server example
---
examples/Makefile.am | 5 +-
examples/httpd.c | 185 ++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 189 insertions(+), 1 deletions(-)
diff --git a/examples/Makefile.am b/examples/Makefile.am
index b686ac1..6196a29 100644
--- a/examples/Makefile.am
+++ b/examples/Makefile.am
@@ -1,4 +1,4 @@
-noinst_PROGRAMS = server
+noinst_PROGRAMS = server httpd
if HAVE_GNUTLS
noinst_PROGRAMS += client
@@ -8,6 +8,9 @@ AM_CFLAGS = $(gio_CFLAGS) -I$(top_srcdir) -Wall -Wmissing-prototypes
server_LDADD = ../gio/libgnio.la $(gthread_LIBS)
server_SOURCES = server.c
+httpd_LDADD = ../gio/libgnio.la $(gthread_LIBS)
+httpd_SOURCES = httpd.c
+
if HAVE_GNUTLS
client_LDADD = ../gio/libgnio.la
client_SOURCES = client.c
diff --git a/examples/httpd.c b/examples/httpd.c
new file mode 100644
index 0000000..eff6204
--- /dev/null
+++ b/examples/httpd.c
@@ -0,0 +1,185 @@
+#include <gio/gnio.h>
+#include <string.h>
+
+static int port = 8080;
+static char *root = NULL;
+static GOptionEntry cmd_entries[] = {
+ {"port", 'p', 0, G_OPTION_ARG_INT, &port,
+ "Local port to bind to", NULL},
+ {NULL}
+};
+
+static void
+send_error (GOutputStream *out,
+ int error_code,
+ char *reason)
+{
+ char *res;
+
+ res = g_strdup_printf ("HTTP/1.0 %d %s\r\n\r\n"
+ "<html><head><title>%d %s</title></head>"
+ "<body>%s</body></html>",
+ error_code, reason,
+ error_code, reason,
+ reason);
+ g_output_stream_write_all (out, res, strlen (res), NULL, NULL, NULL);
+ g_free (res);
+}
+
+static gboolean
+handler (GThreadedSocketService *service,
+ GSocketConnection *connection,
+ GSocketListener *listener,
+ gpointer user_data)
+{
+ GOutputStream *out;
+ GInputStream *in;
+ GFileInputStream *file_in;
+ GDataInputStream *data;
+ char *line, *escaped, *tmp, *query, *unescaped, *path, *version;
+ GFile *f;
+ GError *error;
+ GFileInfo *info;
+ GString *s;
+
+ in = g_io_stream_get_input_stream (G_IO_STREAM (connection));
+ out = g_io_stream_get_output_stream (G_IO_STREAM (connection));
+
+ data = g_data_input_stream_new (in);
+ /* Be tolerant of input */
+ g_data_input_stream_set_newline_type (data, G_DATA_STREAM_NEWLINE_TYPE_ANY);
+
+ line = g_data_input_stream_read_line (data, NULL, NULL, NULL);
+
+ if (line == NULL)
+ {
+ send_error (out, 400, "Invalid request");
+ goto out;
+ }
+
+ if (!g_str_has_prefix (line, "GET "))
+ {
+ send_error (out, 501, "Only GET implemented");
+ goto out;
+ }
+
+ escaped = line + 4; /* Skip "GET " */
+
+ version = NULL;
+ tmp = strchr (escaped, ' ');
+ if (tmp != NULL)
+ {
+ *tmp = 0;
+ version = tmp + 1;
+ }
+
+ query = strchr (escaped, '?');
+ if (query != NULL)
+ *query++ = 0;
+
+ unescaped = g_uri_unescape_string (escaped, NULL);
+ path = g_build_filename (root, unescaped, NULL);
+ g_free (unescaped);
+ f = g_file_new_for_path (path);
+ g_free (path);
+
+ error = NULL;
+ file_in = g_file_read (f, NULL, &error);
+ if (file_in == NULL)
+ {
+ send_error (out, 404, error->message);
+ g_error_free (error);
+ goto out;
+ }
+
+ s = g_string_new ("HTTP/1.0 200 OK\r\n");
+ info = g_file_input_stream_query_info (file_in,
+ G_FILE_ATTRIBUTE_STANDARD_SIZE ","
+ G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE,
+ NULL, NULL);
+ if (info)
+ {
+ const char *content_type;
+ char *mime_type;
+
+ if (g_file_info_has_attribute (info, G_FILE_ATTRIBUTE_STANDARD_SIZE))
+ g_string_append_printf (s, "Content-Length: %"G_GINT64_FORMAT"\r\n",
+ g_file_info_get_size (info));
+ content_type = g_file_info_get_content_type (info);
+ if (content_type)
+ {
+ mime_type = g_content_type_get_mime_type (content_type);
+ if (mime_type)
+ {
+ g_string_append_printf (s, "Content-Type: %s\r\n",
+ mime_type);
+ g_free (mime_type);
+ }
+ }
+ }
+ g_string_append (s, "\r\n");
+
+ if (g_output_stream_write_all (out,
+ s->str, s->len,
+ NULL, NULL, NULL))
+ {
+ g_output_stream_splice (out,
+ G_INPUT_STREAM (file_in),
+ 0, NULL, NULL);
+ }
+ g_string_free (s, TRUE);
+
+ g_input_stream_close (G_INPUT_STREAM (file_in), NULL, NULL);
+ g_object_unref (file_in);
+
+ out:
+ g_object_unref (out);
+ g_object_unref (in);
+ g_object_unref (data);
+
+ return TRUE;
+}
+
+int
+main (int argc, char *argv[])
+{
+ GSocketService *service;
+ GOptionContext *context;
+ GError *error = NULL;
+
+ g_type_init ();
+ g_thread_init (NULL);
+
+ context = g_option_context_new ("<http root dir> - Simple HTTP server");
+ g_option_context_add_main_entries (context, cmd_entries, NULL);
+ if (!g_option_context_parse (context, &argc, &argv, &error))
+ {
+ g_printerr ("%s: %s\n", argv[0], error->message);
+ return 1;
+ }
+
+ if (argc != 2)
+ {
+ g_printerr ("Root directory not specified\n");
+ return 1;
+ }
+
+ root = g_strdup (argv[1]);
+
+ service = g_threaded_socket_service_new ();
+ if (!g_socket_listener_add_inet_port (G_SOCKET_LISTENER (service),
+ port,
+ NULL,
+ &error))
+ {
+ g_printerr ("%s: %s\n", argv[0], error->message);
+ return 1;
+ }
+
+ g_print ("Http server listening on port %d\n", port);
+
+ g_signal_connect (service, "run", G_CALLBACK (handler), NULL);
+
+ g_main_loop_run (g_main_loop_new (NULL, FALSE));
+ g_assert_not_reached ();
+}
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