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[GNUnet-SVN] [gnunet] branch master updated: add copying rest plugin
From: |
gnunet |
Subject: |
[GNUnet-SVN] [gnunet] branch master updated: add copying rest plugin |
Date: |
Mon, 06 Aug 2018 14:35:00 +0200 |
This is an automated email from the git hooks/post-receive script.
martin-schanzenbach pushed a commit to branch master
in repository gnunet.
The following commit(s) were added to refs/heads/master by this push:
new 7bd650c1a add copying rest plugin
7bd650c1a is described below
commit 7bd650c1a944be9e772a907cb269ac0b50f98de2
Author: Schanzenbach, Martin <address@hidden>
AuthorDate: Mon Aug 6 14:34:56 2018 +0200
add copying rest plugin
---
src/rest/Makefile.am | 14 +++
src/rest/plugin_rest_copying.c | 233 +++++++++++++++++++++++++++++++++++++++++
2 files changed, 247 insertions(+)
diff --git a/src/rest/Makefile.am b/src/rest/Makefile.am
index ebfb98024..848b7101c 100644
--- a/src/rest/Makefile.am
+++ b/src/rest/Makefile.am
@@ -29,6 +29,20 @@ libexec_PROGRAMS = \
EXTRA_DIST = \
rest.conf
+plugin_LTLIBRARIES = libgnunet_plugin_rest_copying.la
+
+libgnunet_plugin_rest_copying_la_SOURCES = \
+ plugin_rest_copying.c
+libgnunet_plugin_rest_copying_la_LIBADD = \
+ $(top_builddir)/src/rest/libgnunetrest.la \
+ $(top_builddir)/src/jsonapi/libgnunetjsonapi.la \
+ $(top_builddir)/src/jsonapi/libgnunetjsonapiutils.la \
+ $(top_builddir)/src/util/libgnunetutil.la $(XLIBS) \
+ $(LTLIBINTL) -ljansson -lmicrohttpd
+libgnunet_plugin_rest_copying_la_LDFLAGS = \
+ $(GN_PLUGIN_LDFLAGS)
+
+
gnunet_rest_server_SOURCES = \
gnunet-rest-server.c
diff --git a/src/rest/plugin_rest_copying.c b/src/rest/plugin_rest_copying.c
new file mode 100644
index 000000000..f6a085c03
--- /dev/null
+++ b/src/rest/plugin_rest_copying.c
@@ -0,0 +1,233 @@
+/*
+ This file is part of GNUnet.
+ Copyright (C) 2012-2018 GNUnet e.V.
+
+ GNUnet is free software: you can redistribute it and/or modify it
+ under the terms of the GNU Affero General Public License as published
+ by the Free Software Foundation, either version 3 of the License,
+ or (at your option) any later version.
+
+ GNUnet is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Affero General Public License for more details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+/**
+ * @author Martin Schanzenbach
+ * @file gns/plugin_rest_copying.c
+ * @brief REST plugin that serves licensing information.
+ *
+ */
+
+#include "platform.h"
+#include "gnunet_rest_plugin.h"
+#include <gnunet_jsonapi_util.h>
+#include <gnunet_rest_lib.h>
+#include <jansson.h>
+
+#define GNUNET_REST_API_NS_COPYING "/copying"
+
+#define GNUNET_REST_COPYING_TEXT "GNU Affero General Public License version 3
or later. See also: <http://www.gnu.org/licenses/>"
+
+/**
+ * @brief struct returned by the initialization function of the plugin
+ */
+struct Plugin
+{
+ const struct GNUNET_CONFIGURATION_Handle *cfg;
+};
+
+const struct GNUNET_CONFIGURATION_Handle *cfg;
+
+struct RequestHandle
+{
+ /**
+ * Handle to rest request
+ */
+ struct GNUNET_REST_RequestHandle *rest_handle;
+
+ /**
+ * The plugin result processor
+ */
+ GNUNET_REST_ResultProcessor proc;
+
+ /**
+ * The closure of the result processor
+ */
+ void *proc_cls;
+
+ /**
+ * HTTP response code
+ */
+ int response_code;
+
+};
+
+
+/**
+ * Cleanup request handle.
+ *
+ * @param handle Handle to clean up
+ */
+static void
+cleanup_handle (struct RequestHandle *handle)
+{
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Cleaning up\n");
+ GNUNET_free (handle);
+}
+
+
+/**
+ * Task run on shutdown. Cleans up everything.
+ *
+ * @param cls unused
+ * @param tc scheduler context
+ */
+static void
+do_error (void *cls)
+{
+ struct RequestHandle *handle = cls;
+ struct MHD_Response *resp;
+
+ resp = GNUNET_REST_create_response (NULL);
+ handle->proc (handle->proc_cls, resp, handle->response_code);
+ cleanup_handle (handle);
+}
+
+
+/**
+ * Handle rest request
+ *
+ * @param handle the lookup handle
+ */
+static void
+get_cont (struct GNUNET_REST_RequestHandle *con_handle,
+ const char* url,
+ void *cls)
+{
+ struct MHD_Response *resp;
+ struct RequestHandle *handle = cls;
+
+ resp = GNUNET_REST_create_response (GNUNET_REST_COPYING_TEXT);
+ handle->proc (handle->proc_cls,
+ resp,
+ MHD_HTTP_OK);
+ cleanup_handle (handle);
+}
+
+
+
+/**
+ * Handle rest request
+ *
+ * @param handle the lookup handle
+ */
+static void
+options_cont (struct GNUNET_REST_RequestHandle *con_handle,
+ const char* url,
+ void *cls)
+{
+ struct MHD_Response *resp;
+ struct RequestHandle *handle = cls;
+
+ resp = GNUNET_REST_create_response (NULL);
+ MHD_add_response_header (resp,
+ "Access-Control-Allow-Methods",
+ MHD_HTTP_METHOD_GET);
+ handle->proc (handle->proc_cls,
+ resp,
+ MHD_HTTP_OK);
+ cleanup_handle (handle);
+}
+
+
+/**
+ * Function processing the REST call
+ *
+ * @param method HTTP method
+ * @param url URL of the HTTP request
+ * @param data body of the HTTP request (optional)
+ * @param data_size length of the body
+ * @param proc callback function for the result
+ * @param proc_cls closure for @a proc
+ * @return #GNUNET_OK if request accepted
+ */
+static void
+rest_copying_process_request (struct GNUNET_REST_RequestHandle
*conndata_handle,
+ GNUNET_REST_ResultProcessor proc,
+ void *proc_cls)
+{
+ static const struct GNUNET_REST_RequestHandler handlers[] = {
+ {MHD_HTTP_METHOD_GET, GNUNET_REST_API_NS_COPYING, &get_cont},
+ {MHD_HTTP_METHOD_OPTIONS, GNUNET_REST_API_NS_COPYING, &options_cont},
+ GNUNET_REST_HANDLER_END
+ };
+ struct RequestHandle *handle = GNUNET_new (struct RequestHandle);
+ struct GNUNET_REST_RequestHandlerError err;
+
+ handle->proc_cls = proc_cls;
+ handle->proc = proc;
+ handle->rest_handle = conndata_handle;
+
+ if (GNUNET_NO == GNUNET_JSONAPI_handle_request (conndata_handle,
+ handlers,
+ &err,
+ handle))
+ {
+ handle->response_code = err.error_code;
+ GNUNET_SCHEDULER_add_now (&do_error, handle);
+ }
+}
+
+
+/**
+ * Entry point for the plugin.
+ *
+ * @param cls the "struct GNUNET_NAMESTORE_PluginEnvironment*"
+ * @return NULL on error, otherwise the plugin context
+ */
+void *
+libgnunet_plugin_rest_copying_init (void *cls)
+{
+ static struct Plugin plugin;
+ cfg = cls;
+ struct GNUNET_REST_Plugin *api;
+
+ if (NULL != plugin.cfg)
+ return NULL; /* can only initialize once! */
+ memset (&plugin, 0, sizeof (struct Plugin));
+ plugin.cfg = cfg;
+ api = GNUNET_new (struct GNUNET_REST_Plugin);
+ api->cls = &plugin;
+ api->name = GNUNET_REST_API_NS_COPYING;
+ api->process_request = &rest_copying_process_request;
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ _("COPYING REST API initialized\n"));
+ return api;
+}
+
+
+/**
+ * Exit point from the plugin.
+ *
+ * @param cls the plugin context (as returned by "init")
+ * @return always NULL
+ */
+void *
+libgnunet_plugin_rest_copying_done (void *cls)
+{
+ struct GNUNET_REST_Plugin *api = cls;
+ struct Plugin *plugin = api->cls;
+
+ plugin->cfg = NULL;
+ GNUNET_free (api);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "COPYING REST plugin is finished\n");
+ return NULL;
+}
+
+/* end of plugin_rest_copying.c */
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