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authorDave Barach <dave@barachs.net>2019-09-17 09:47:35 -0400
committerFlorin Coras <florin.coras@gmail.com>2019-09-18 14:26:59 +0000
commit43765e2b4eaa8e1f2a5f1562414e04962c777ff3 (patch)
treee5a18e7ba42c4c7fb962d034e22a79d9beb89288
parent4bf849043d6ffc1d3d43e65f381e310f425d01f7 (diff)
builtinurl: initial working attempt
Note that the builtin URLs are disabled by default. To activate, "builtinurl enable" or use the builtinurl_enable API. See .../extras/http/sample.md for some Hugo-friendly .md w/ embedded Javascript that accesses the builtin URLs. Type: feature Signed-off-by: Dave Barach <dave@barachs.net> Change-Id: I6d82d9292c41d6d2d90be73ba8a1a043fb20c986
-rw-r--r--MAINTAINERS5
-rw-r--r--extras/http/sample.md82
-rw-r--r--extras/http/setup.http3
-rw-r--r--src/plugins/builtinurl/CMakeLists.txt30
-rw-r--r--src/plugins/builtinurl/builtins.c129
-rw-r--r--src/plugins/builtinurl/builtinurl.api43
-rw-r--r--src/plugins/builtinurl/builtinurl.c208
-rw-r--r--src/plugins/builtinurl/builtinurl.h57
-rw-r--r--src/plugins/builtinurl/builtinurl_all_api_h.h19
-rw-r--r--src/plugins/builtinurl/builtinurl_msg_enum.h31
-rw-r--r--src/plugins/builtinurl/builtinurl_test.c149
11 files changed, 755 insertions, 1 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index f0c20381006..9a8de22f3bb 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -310,6 +310,11 @@ I: http_static
M: Dave Barach <dbarach@cisco.com>
F: src/plugins/http_static/
+Plugin - builtinurl
+I: builtinurl
+M: Dave Barach <dbarach@cisco.com>
+F: src/plugins/builtinurl/
+
Plugin - Group Based Policy (GBP)
I: gbp
M: Neale Ranns <nranns@cisco.com>
diff --git a/extras/http/sample.md b/extras/http/sample.md
new file mode 100644
index 00000000000..8451cedd8a5
--- /dev/null
+++ b/extras/http/sample.md
@@ -0,0 +1,82 @@
+---
+title: Home
+---
+
+# VPP Status
+
+### Here's the version...
+
+VPP version: <div id="VPPversion"></div>
+
+build date: <div id="VPPbuilddate"></div>
+
+<div id="like_button_container"></div>
+
+### Show Interface
+
+<p>Enter the interface name, then click "Submit" to display interface stats:</p>
+
+<input id="ifacename" type="text"></input>
+<button onclick="getStats()">Get Stats</button>
+
+<div id="ifacestats"></div>
+
+{{< rawhtml >}}
+
+<script>
+function getStats() {
+ var url="http://192.168.10.1:1234/interface_stats.json?";
+ var iface=document.getElementById("ifacename").value;
+ url=url.concat(iface);
+ fetch(url, {
+ method: 'POST',
+ mode: 'no-cors',
+ cache: 'no-cache',
+ headers: {
+ 'Content-Type': 'application/json',
+ },
+})
+.then((response) => response.json())
+.then(function(obj) {
+ console.log(obj)
+ var result=obj.interface_stats.name;
+ result = result.concat(": rx-pkts: ");
+ result = result.concat(obj.interface_stats.rx_packets);
+ result = result.concat(" rx-bytes: ");
+ result = result.concat(obj.interface_stats.rx_bytes);
+ result = result.concat(": tx-pkts: ");
+ result = result.concat(obj.interface_stats.tx_packets);
+ result = result.concat(" tx-bytes: ");
+ result = result.concat(obj.interface_stats.tx_bytes);
+ result = result.concat(" drops: ");
+ result = result.concat(obj.interface_stats.drops);
+ result = result.concat(" ip4: ");
+ result = result.concat(obj.interface_stats.ip4);
+ result = result.concat(" ip6: ");
+ result = result.concat(obj.interface_stats.ip6);
+
+ document.getElementById("ifacestats").innerHTML=result;
+})
+.catch(function(error) {
+ console.log(error);
+})}
+// unconditionally populate vpp version info ->
+fetch('http://192.168.10.1:1234/version.json', {
+ method: 'GET',
+ mode: 'no-cors',
+ cache: 'no-cache',
+ headers: {
+ 'Content-Type': 'application/json',
+ },
+})
+.then((response) => response.json())
+.then(function(obj) {
+ document.getElementById("VPPbuilddate").innerHTML=obj.vpp_details.build_date;
+ document.getElementById("VPPversion").innerHTML=obj.vpp_details.version;
+})
+.catch(function(error) {
+ console.log(error);
+});
+</script>
+
+{{< /rawhtml >}}
diff --git a/extras/http/setup.http b/extras/http/setup.http
index 3b8da575a98..78b7a2f19e8 100644
--- a/extras/http/setup.http
+++ b/extras/http/setup.http
@@ -3,4 +3,5 @@ create tap host-if-name lstack host-ip4-addr 192.168.10.2/24
set int ip address tap0 192.168.10.1/24
set int state tap0 up
-http static server www-root /scratch/fdio-site-fork/public uri tls://0.0.0.0/1234 cache-size 10m fifo-size 2048
+http static server www-root <path> uri tcp://0.0.0.0/1234 cache-size 10m fifo-size 2048
+builtinurl enable
diff --git a/src/plugins/builtinurl/CMakeLists.txt b/src/plugins/builtinurl/CMakeLists.txt
new file mode 100644
index 00000000000..e866f1174f1
--- /dev/null
+++ b/src/plugins/builtinurl/CMakeLists.txt
@@ -0,0 +1,30 @@
+
+# Copyright (c) <current-year> <your-organization>
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+add_vpp_plugin(builtinurl
+ SOURCES
+ builtins.c
+ builtinurl.c
+ builtinurl.h
+
+ API_FILES
+ builtinurl.api
+
+ INSTALL_HEADERS
+ builtinurl_all_api_h.h
+ builtinurl_msg_enum.h
+
+ API_TEST_SOURCES
+ builtinurl_test.c
+)
diff --git a/src/plugins/builtinurl/builtins.c b/src/plugins/builtinurl/builtins.c
new file mode 100644
index 00000000000..73582220995
--- /dev/null
+++ b/src/plugins/builtinurl/builtins.c
@@ -0,0 +1,129 @@
+/*
+ * Copyright (c) 2019 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <vnet/vnet.h>
+#include <builtinurl/builtinurl.h>
+#include <http_static/http_static.h>
+#include <vpp/app/version.h>
+
+int
+handle_get_version (u8 * request, http_session_t * hs)
+{
+ u8 *s = 0;
+
+ /* Build some json bullshit */
+ s = format (s, "{\"vpp_details\": {");
+ s = format (s, " \"version\": \"%s\",", VPP_BUILD_VER);
+ s = format (s, " \"build_date\": \"%s\"}}\r\n", VPP_BUILD_DATE);
+
+ hs->data = s;
+ hs->data_offset = 0;
+ hs->cache_pool_index = ~0;
+ hs->free_data = 1;
+ return 0;
+}
+
+void
+trim_path_from_request (u8 * s, char *path)
+{
+ u8 *cp;
+ int trim_length = strlen (path) + 1 /* remove '?' */ ;
+
+ /* Get rid of the path and question-mark */
+ vec_delete (s, trim_length, 0);
+
+ /* Tail trim irrelevant browser info */
+ cp = s;
+ while ((cp - s) < vec_len (s))
+ {
+ if (*cp == ' ')
+ {
+ /*
+ * Makes request a vector which happens to look
+ * like a c-string.
+ */
+ *cp = 0;
+ _vec_len (s) = cp - s;
+ break;
+ }
+ cp++;
+ }
+}
+
+int
+handle_get_interface_stats (u8 * request, http_session_t * hs)
+{
+ u8 *s = 0, *stats = 0;
+ u32 sw_if_index;
+ uword *p;
+ vnet_sw_interface_t *si;
+ u8 *format_vnet_sw_interface_cntrs (u8 * s, vnet_interface_main_t * im,
+ vnet_sw_interface_t * si, int json);
+
+ vnet_main_t *vnm = vnet_get_main ();
+
+ trim_path_from_request (request, "interface_stats.json");
+
+ /* get data */
+
+ p = hash_get (vnm->interface_main.hw_interface_by_name, request);
+ if (!p)
+ {
+ clib_warning ("Couldn't find interface '%v'", request);
+
+ s = format (s, "{\"interface_stats\": {");
+ s = format (s, " \"name\": \"%s\",", request);
+ s = format (s, " \"stats\": \"%s\"", "ERRORUnknownInterface");
+ s = format (s, "}}\r\n");
+ goto out;
+ }
+
+ sw_if_index = p[0];
+ si = vnet_get_sw_interface (vnm, sw_if_index);
+
+ stats = format_vnet_sw_interface_cntrs (stats, &vnm->interface_main, si,
+ 1 /* want json */ );
+ /* Build answer */
+ s = format (s, "{\"interface_stats\": {");
+ s = format (s, "\"name\": \"%s\",\n", request);
+ s = format (s, "%s", stats);
+ s = format (s, "}}\n");
+ vec_free (stats);
+
+out:
+ hs->data = s;
+ hs->data_offset = 0;
+ hs->cache_pool_index = ~0;
+ hs->free_data = 1;
+ return 0;
+}
+
+void
+builtinurl_handler_init (builtinurl_main_t * bm)
+{
+
+ bm->register_handler (handle_get_version, "version.json",
+ HTTP_BUILTIN_METHOD_GET);
+ bm->register_handler (handle_get_interface_stats,
+ "interface_stats.json", HTTP_BUILTIN_METHOD_POST);
+}
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/plugins/builtinurl/builtinurl.api b/src/plugins/builtinurl/builtinurl.api
new file mode 100644
index 00000000000..f292fd77a8e
--- /dev/null
+++ b/src/plugins/builtinurl/builtinurl.api
@@ -0,0 +1,43 @@
+/*
+ * builtinurl.api - binary API skeleton
+ *
+ * Copyright (c) <current-year> <your-organization>
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @file builtinurl.api
+ * @brief VPP control-plane API messages.
+ *
+ * This file defines VPP control-plane binary API messages which are generally
+ * called through a shared memory interface.
+ */
+
+/* Version and type recitations */
+
+option version = "1.0.0";
+
+/** @brief API to enable / disable builtinurl on an interface
+ @param client_index - opaque cookie to identify the sender
+ @param context - sender context, to match reply w/ request
+ @param enable_disable - 1 to enable, 0 to disable the feature
+ @param sw_if_index - interface handle
+*/
+
+autoreply define builtinurl_enable {
+ /* Client identifier, set from api_main.my_client_index */
+ u32 client_index;
+
+ /* Arbitrary context, so client can match reply to request */
+ u32 context;
+};
diff --git a/src/plugins/builtinurl/builtinurl.c b/src/plugins/builtinurl/builtinurl.c
new file mode 100644
index 00000000000..796035ebce5
--- /dev/null
+++ b/src/plugins/builtinurl/builtinurl.c
@@ -0,0 +1,208 @@
+/*
+ * builtinurl.c - skeleton vpp engine plug-in
+ *
+ * Copyright (c) 2019 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <vnet/vnet.h>
+#include <vnet/plugin/plugin.h>
+#include <builtinurl/builtinurl.h>
+
+#include <vlibapi/api.h>
+#include <vlibmemory/api.h>
+#include <vpp/app/version.h>
+#include <stdbool.h>
+
+/* define message IDs */
+#include <builtinurl/builtinurl_msg_enum.h>
+
+/* define message structures */
+#define vl_typedefs
+#include <builtinurl/builtinurl_all_api_h.h>
+#undef vl_typedefs
+
+/* define generated endian-swappers */
+#define vl_endianfun
+#include <builtinurl/builtinurl_all_api_h.h>
+#undef vl_endianfun
+
+/* instantiate all the print functions we know about */
+#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
+#define vl_printfun
+#include <builtinurl/builtinurl_all_api_h.h>
+#undef vl_printfun
+
+/* Get the API version number */
+#define vl_api_version(n,v) static u32 api_version=(v);
+#include <builtinurl/builtinurl_all_api_h.h>
+#undef vl_api_version
+
+#define REPLY_MSG_ID_BASE bmp->msg_id_base
+#include <vlibapi/api_helper_macros.h>
+
+builtinurl_main_t builtinurl_main;
+
+/* List of message types that this plugin understands */
+
+#define foreach_builtinurl_plugin_api_msg \
+_(BUILTINURL_ENABLE, builtinurl_enable)
+
+/* Action function shared between message handler and debug CLI */
+
+int
+builtinurl_enable (builtinurl_main_t * bmp)
+{
+ void (*fp) (void *, char *, int);
+
+ if (bmp->initialized)
+ return 0;
+
+ /* Look up the builtin URL registration handler */
+ fp = vlib_get_plugin_symbol
+ ("http_static_plugin.so", "http_static_server_register_builtin_handler");
+
+ /* Most likely, the http_static plugin isn't loaded. Done. */
+ if (fp == 0)
+ return VNET_API_ERROR_NO_SUCH_TABLE;
+
+ bmp->register_handler = fp;
+ builtinurl_handler_init (bmp);
+ bmp->initialized = 1;
+
+ return 0;
+}
+
+static clib_error_t *
+builtinurl_enable_command_fn (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ builtinurl_main_t *bmp = &builtinurl_main;
+
+ int rv;
+
+ rv = builtinurl_enable (bmp);
+
+ switch (rv)
+ {
+ case 0:
+ break;
+
+ case VNET_API_ERROR_NO_SUCH_TABLE:
+ return clib_error_return
+ (0, "http_static_server_register_builtin_handler undefined");
+ break;
+
+ default:
+ return clib_error_return (0, "builtinurl_enable returned %d", rv);
+ }
+ return 0;
+}
+
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (builtinurl_enable_command, static) =
+{
+ .path = "builtinurl enable",
+ .short_help = "Turn on builtin http/https GET and POST urls",
+ .function = builtinurl_enable_command_fn,
+};
+/* *INDENT-ON* */
+
+/* API message handler */
+static void vl_api_builtinurl_enable_t_handler
+ (vl_api_builtinurl_enable_t * mp)
+{
+ vl_api_builtinurl_enable_reply_t *rmp;
+ builtinurl_main_t *bmp = &builtinurl_main;
+ int rv;
+
+ rv = builtinurl_enable (bmp);
+
+ REPLY_MACRO (VL_API_BUILTINURL_ENABLE_REPLY);
+}
+
+/* Set up the API message handling tables */
+static clib_error_t *
+builtinurl_plugin_api_hookup (vlib_main_t * vm)
+{
+ builtinurl_main_t *bmp = &builtinurl_main;
+#define _(N,n) \
+ vl_msg_api_set_handlers((VL_API_##N + bmp->msg_id_base), \
+ #n, \
+ vl_api_##n##_t_handler, \
+ vl_noop_handler, \
+ vl_api_##n##_t_endian, \
+ vl_api_##n##_t_print, \
+ sizeof(vl_api_##n##_t), 1);
+ foreach_builtinurl_plugin_api_msg;
+#undef _
+
+ return 0;
+}
+
+#define vl_msg_name_crc_list
+#include <builtinurl/builtinurl_all_api_h.h>
+#undef vl_msg_name_crc_list
+
+static void
+setup_message_id_table (builtinurl_main_t * bmp, api_main_t * am)
+{
+#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id + bmp->msg_id_base);
+ foreach_vl_msg_name_crc_builtinurl;
+#undef _
+}
+
+static clib_error_t *
+builtinurl_init (vlib_main_t * vm)
+{
+ builtinurl_main_t *bmp = &builtinurl_main;
+ clib_error_t *error = 0;
+ u8 *name;
+
+ bmp->vlib_main = vm;
+ bmp->vnet_main = vnet_get_main ();
+
+ name = format (0, "builtinurl_%08x%c", api_version, 0);
+
+ /* Ask for a correctly-sized block of API message decode slots */
+ bmp->msg_id_base = vl_msg_api_get_msg_ids
+ ((char *) name, VL_MSG_FIRST_AVAILABLE);
+
+ error = builtinurl_plugin_api_hookup (vm);
+
+ /* Add our API messages to the global name_crc hash table */
+ setup_message_id_table (bmp, &api_main);
+
+ vec_free (name);
+
+ return error;
+}
+
+VLIB_INIT_FUNCTION (builtinurl_init);
+
+/* *INDENT-OFF* */
+VLIB_PLUGIN_REGISTER () =
+{
+ .version = VPP_BUILD_VER,
+ .description = "vpp built-in URL support",
+};
+/* *INDENT-ON* */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/plugins/builtinurl/builtinurl.h b/src/plugins/builtinurl/builtinurl.h
new file mode 100644
index 00000000000..91302c1eee5
--- /dev/null
+++ b/src/plugins/builtinurl/builtinurl.h
@@ -0,0 +1,57 @@
+
+/*
+ * builtinurl.h - built-in URLs for the http static server
+ *
+ * Copyright (c) 2019 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef __included_builtinurl_h__
+#define __included_builtinurl_h__
+
+#include <vnet/vnet.h>
+#include <vnet/ip/ip.h>
+#include <vnet/ethernet/ethernet.h>
+
+#include <vppinfra/hash.h>
+#include <vppinfra/error.h>
+
+typedef struct
+{
+ /* API message ID base */
+ u16 msg_id_base;
+
+ /* GET / POST handler registration function */
+ void (*register_handler) (void *, char *, int);
+
+ /* Been there, done that */
+ int initialized;
+
+ /* convenience */
+ vlib_main_t *vlib_main;
+ vnet_main_t *vnet_main;
+ ethernet_main_t *ethernet_main;
+} builtinurl_main_t;
+
+extern builtinurl_main_t builtinurl_main;
+
+void builtinurl_handler_init (builtinurl_main_t * bm);
+
+#endif /* __included_builtinurl_h__ */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/plugins/builtinurl/builtinurl_all_api_h.h b/src/plugins/builtinurl/builtinurl_all_api_h.h
new file mode 100644
index 00000000000..a4c152b6e03
--- /dev/null
+++ b/src/plugins/builtinurl/builtinurl_all_api_h.h
@@ -0,0 +1,19 @@
+
+/*
+ * builtinurl_all_api_h.h - skeleton vpp engine plug-in api #include file
+ *
+ * Copyright (c) 2019 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/* Include the generated file, see BUILT_SOURCES in Makefile.am */
+#include <builtinurl/builtinurl.api.h>
diff --git a/src/plugins/builtinurl/builtinurl_msg_enum.h b/src/plugins/builtinurl/builtinurl_msg_enum.h
new file mode 100644
index 00000000000..5658576a735
--- /dev/null
+++ b/src/plugins/builtinurl/builtinurl_msg_enum.h
@@ -0,0 +1,31 @@
+
+/*
+ * builtinurl_msg_enum.h - skeleton vpp engine plug-in message enumeration
+ *
+ * Copyright (c) 2019 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef included_builtinurl_msg_enum_h
+#define included_builtinurl_msg_enum_h
+
+#include <vppinfra/byte_order.h>
+
+#define vl_msg_id(n,h) n,
+typedef enum {
+#include <builtinurl/builtinurl_all_api_h.h>
+ /* We'll want to know how many messages IDs we need... */
+ VL_MSG_FIRST_AVAILABLE,
+} vl_msg_id_t;
+#undef vl_msg_id
+
+#endif /* included_builtinurl_msg_enum_h */
diff --git a/src/plugins/builtinurl/builtinurl_test.c b/src/plugins/builtinurl/builtinurl_test.c
new file mode 100644
index 00000000000..c71be664608
--- /dev/null
+++ b/src/plugins/builtinurl/builtinurl_test.c
@@ -0,0 +1,149 @@
+/*
+ * builtinurl.c - skeleton vpp-api-test plug-in
+ *
+ * Copyright (c) 2019 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include <vat/vat.h>
+#include <vlibapi/api.h>
+#include <vlibmemory/api.h>
+#include <vppinfra/error.h>
+#include <stdbool.h>
+
+uword unformat_sw_if_index (unformat_input_t * input, va_list * args);
+
+/* Declare message IDs */
+#include <builtinurl/builtinurl_msg_enum.h>
+
+/* define message structures */
+#define vl_typedefs
+#include <builtinurl/builtinurl_all_api_h.h>
+#undef vl_typedefs
+
+/* declare message handlers for each api */
+
+#define vl_endianfun /* define message structures */
+#include <builtinurl/builtinurl_all_api_h.h>
+#undef vl_endianfun
+
+/* instantiate all the print functions we know about */
+#define vl_print(handle, ...)
+#define vl_printfun
+#include <builtinurl/builtinurl_all_api_h.h>
+#undef vl_printfun
+
+/* Get the API version number. */
+#define vl_api_version(n,v) static u32 api_version=(v);
+#include <builtinurl/builtinurl_all_api_h.h>
+#undef vl_api_version
+
+
+typedef struct
+{
+ /* API message ID base */
+ u16 msg_id_base;
+ vat_main_t *vat_main;
+} builtinurl_test_main_t;
+
+builtinurl_test_main_t builtinurl_test_main;
+
+#define __plugin_msg_base builtinurl_test_main.msg_id_base
+#include <vlibapi/vat_helper_macros.h>
+
+#define foreach_standard_reply_retval_handler \
+_(builtinurl_enable_reply)
+
+#define _(n) \
+ static void vl_api_##n##_t_handler \
+ (vl_api_##n##_t * mp) \
+ { \
+ vat_main_t * vam = builtinurl_test_main.vat_main; \
+ i32 retval = ntohl(mp->retval); \
+ if (vam->async_mode) { \
+ vam->async_errors += (retval < 0); \
+ } else { \
+ vam->retval = retval; \
+ vam->result_ready = 1; \
+ } \
+ }
+foreach_standard_reply_retval_handler;
+#undef _
+
+/*
+ * Table of message reply handlers, must include boilerplate handlers
+ * we just generated
+ */
+#define foreach_vpe_api_reply_msg \
+_(BUILTINURL_ENABLE_REPLY, builtinurl_enable_reply)
+
+
+static int
+api_builtinurl_enable_disable (vat_main_t * vam)
+{
+ vl_api_builtinurl_enable_t *mp;
+ int ret;
+
+ /* Construct the API message */
+ M (BUILTINURL_ENABLE, mp);
+
+ /* send it... */
+ S (mp);
+
+ /* Wait for a reply... */
+ W (ret);
+ return ret;
+}
+
+/*
+ * List of messages that the api test plugin sends,
+ * and that the data plane plugin processes
+ */
+#define foreach_vpe_api_msg \
+_(builtinurl_enable_disable, "")
+
+static void
+builtinurl_api_hookup (vat_main_t * vam)
+{
+ builtinurl_test_main_t *btmp = &builtinurl_test_main;
+ /* Hook up handlers for replies from the data plane plug-in */
+#define _(N,n) \
+ vl_msg_api_set_handlers((VL_API_##N + btmp->msg_id_base), \
+ #n, \
+ vl_api_##n##_t_handler, \
+ vl_noop_handler, \
+ vl_api_##n##_t_endian, \
+ vl_api_##n##_t_print, \
+ sizeof(vl_api_##n##_t), 1);
+ foreach_vpe_api_reply_msg;
+#undef _
+
+ /* API messages we can send */
+#define _(n,h) hash_set_mem (vam->function_by_name, #n, api_##n);
+ foreach_vpe_api_msg;
+#undef _
+
+ /* Help strings */
+#define _(n,h) hash_set_mem (vam->help_by_name, #n, h);
+ foreach_vpe_api_msg;
+#undef _
+}
+
+VAT_PLUGIN_REGISTER (builtinurl);
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */