Rework kube-proxy into LB plugin

Add support of NAT66

Change-Id: Ie6aa79078a3835f989829b9a597c448dfd2f9ea3
Signed-off-by: Hongjun Ni <hongjun.ni@intel.com>

1 files changed, 0 insertions, 382 deletions

diff --git a/src/plugins/kubeproxy/kp_cli.c b/src/plugins/kubeproxy/kp_cli.c
deleted file mode 100644
index 43c5c51ae53..00000000000
--- a/src/plugins/kubeproxy/kp_cli.c
+++ /dev/null
@@ -1,382 +0,0 @@
-/*
- * Copyright (c) 2016 Intel 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 "POD IS" BPODIS,
- * 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 <kubeproxy/kp.h>
-
-
-static clib_error_t *
-kp_vip_command_fn (vlib_main_t * vm,
-              unformat_input_t * input, vlib_cli_command_t * cmd)
-{
-  unformat_input_t _line_input, *line_input = &_line_input;
-  ip46_address_t prefix;
-  u8 plen;
-  u32 new_len = 1024;
-  u32 port = 0;
-  u32 target_port = 0;
-  u32 node_port = 0;
-  u32 del = 0;
-  int ret;
-  u32 nat4 = 0;
-  kp_vip_type_t type;
-  clib_error_t *error = 0;
-
-  if (!unformat_user (input, unformat_line_input, line_input))
-    return 0;
-
-  if (!unformat(line_input, "%U", unformat_ip46_prefix, &prefix, &plen, IP46_TYPE_ANY, &plen)) {
-    error = clib_error_return (0, "invalid vip prefix: '%U'",
-                               format_unformat_error, line_input);
-    goto done;
-  }
-
-  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
-  {
-    if (unformat(line_input, "new_len %d", &new_len))
-      ;
-    else if (unformat(line_input, "port %d", &port))
-      ;
-    else if (unformat(line_input, "target_port %d", &target_port))
-      ;
-    else if (unformat(line_input, "node_port %d", &node_port))
-      ;
-    else if (unformat(line_input, "del"))
-      del = 1;
-    else if (unformat(line_input, "nat4"))
-      nat4 = 1;
-    else if (unformat(line_input, "nat6"))
-      nat4 = 0;
-    else {
-      error = clib_error_return (0, "parse error: '%U'",
-                                format_unformat_error, line_input);
-      goto done;
-    }
-  }
-
-
-  if (ip46_prefix_is_ip4(&prefix, plen)) {
-    type = (nat4)?KP_VIP_TYPE_IP4_NAT44:KP_VIP_TYPE_IP4_NAT46;
-  } else {
-    type = (nat4)?KP_VIP_TYPE_IP6_NAT64:KP_VIP_TYPE_IP6_NAT66;
-  }
-
-  kp_garbage_collection();
-
-  u32 index;
-  if (!del) {
-    if ((ret = kp_vip_add(&prefix, plen, type, new_len, &index,
-			  (u16)port, (u16)target_port, (u16)node_port))) {
-      error = clib_error_return (0, "kp_vip_add error %d", ret);
-      goto done;
-    } else {
-      vlib_cli_output(vm, "kp_vip_add ok %d", index);
-    }
-  } else {
-    if ((ret = kp_vip_find_index(&prefix, plen, &index))) {
-      error = clib_error_return (0, "kp_vip_find_index error %d", ret);
-      goto done;
-    } else if ((ret = kp_vip_del(index))) {
-      error = clib_error_return (0, "kp_vip_del error %d", ret);
-      goto done;
-    }
-  }
-
-done:
-  unformat_free (line_input);
-
-  return error;
-}
-
-VLIB_CLI_COMMAND (kp_vip_command, static) =
-{
-  .path = "kube-proxy vip",
-  .short_help = "kube-proxy vip <prefix> port <n> target_port <n>"
-                " node_port <n> [nat4|nat6)] [new_len <n>] [del]",
-  .function = kp_vip_command_fn,
-};
-
-static clib_error_t *
-kp_pod_command_fn (vlib_main_t * vm,
-              unformat_input_t * input, vlib_cli_command_t * cmd)
-{
-  unformat_input_t _line_input, *line_input = &_line_input;
-  ip46_address_t vip_prefix, pod_addr;
-  u8 vip_plen;
-  ip46_address_t *pod_array = 0;
-  u32 vip_index;
-  u8 del = 0;
-  int ret;
-  clib_error_t *error = 0;
-
-  if (!unformat_user (input, unformat_line_input, line_input))
-    return 0;
-
-  if (!unformat(line_input, "%U", unformat_ip46_prefix, &vip_prefix, &vip_plen, IP46_TYPE_ANY)) {
-    error = clib_error_return (0, "invalid pod address: '%U'",
-                               format_unformat_error, line_input);
-    goto done;
-  }
-
-  if ((ret = kp_vip_find_index(&vip_prefix, vip_plen, &vip_index))) {
-    error = clib_error_return (0, "kp_vip_find_index error %d", ret);
-    goto done;
-  }
-
-  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
-  {
-    if (unformat(line_input, "%U", unformat_ip46_address, &pod_addr, IP46_TYPE_ANY)) {
-      vec_add1(pod_array, pod_addr);
-    } else if (unformat(line_input, "del")) {
-      del = 1;
-    } else {
-      error = clib_error_return (0, "parse error: '%U'",
-                                 format_unformat_error, line_input);
-      goto done;
-    }
-  }
-
-  if (!vec_len(pod_array)) {
-    error = clib_error_return (0, "No POD address provided");
-    goto done;
-  }
-
-  kp_garbage_collection();
-  clib_warning("vip index is %d", vip_index);
-
-  if (del) {
-    if ((ret = kp_vip_del_pods(vip_index, pod_array, vec_len(pod_array)))) {
-      error = clib_error_return (0, "kp_vip_del_pods error %d", ret);
-      goto done;
-    }
-  } else {
-    if ((ret = kp_vip_add_pods(vip_index, pod_array, vec_len(pod_array)))) {
-      error = clib_error_return (0, "kp_vip_add_pods error %d", ret);
-      goto done;
-    }
-  }
-
-done:
-  unformat_free (line_input);
-  vec_free(pod_array);
-
-  return error;
-}
-
-VLIB_CLI_COMMAND (kp_pod_command, static) =
-{
-  .path = "kube-proxy pod",
-  .short_help =
-      "kube-proxy pod <vip-prefix> [<address> [<address> [...]]] [del]",
-  .function = kp_pod_command_fn,
-};
-
-static clib_error_t *
-kp_conf_command_fn (vlib_main_t * vm,
-              unformat_input_t * input, vlib_cli_command_t * cmd)
-{
-  kp_main_t *kpm = &kp_main;
-  unformat_input_t _line_input, *line_input = &_line_input;
-  u32 per_cpu_sticky_buckets = kpm->per_cpu_sticky_buckets;
-  u32 per_cpu_sticky_buckets_log2 = 0;
-  u32 flow_timeout = kpm->flow_timeout;
-  int ret;
-  clib_error_t *error = 0;
-
-  if (!unformat_user (input, unformat_line_input, line_input))
-    return 0;
-
-  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
-  {
-    if (unformat(line_input, "buckets %d", &per_cpu_sticky_buckets))
-      ;
-    else if (unformat(line_input, "buckets-log2 %d", &per_cpu_sticky_buckets_log2)) {
-      if (per_cpu_sticky_buckets_log2 >= 32)
-        return clib_error_return (0, "buckets-log2 value is too high");
-      per_cpu_sticky_buckets = 1 << per_cpu_sticky_buckets_log2;
-    } else if (unformat(line_input, "timeout %d", &flow_timeout))
-      ;
-    else {
-      error = clib_error_return (0, "parse error: '%U'",
-                                 format_unformat_error, line_input);
-      goto done;
-    }
-  }
-
-  kp_garbage_collection();
-
-  if ((ret = kp_conf(per_cpu_sticky_buckets, flow_timeout))) {
-    error = clib_error_return (0, "kp_conf error %d", ret);
-    goto done;
-  }
-
-done:
-  unformat_free (line_input);
-
-  return error;
-}
-
-VLIB_CLI_COMMAND (kp_conf_command, static) =
-{
-  .path = "kube-proxy conf",
-  .short_help = "kube-proxy conf [buckets <n>] [timeout <s>]",
-  .function = kp_conf_command_fn,
-};
-
-static clib_error_t *
-kp_show_command_fn (vlib_main_t * vm,
-              unformat_input_t * input, vlib_cli_command_t * cmd)
-{
-  vlib_cli_output(vm, "%U", format_kp_main);
-  return NULL;
-}
-
-
-VLIB_CLI_COMMAND (kp_show_command, static) =
-{
-  .path = "show kube-proxy",
-  .short_help = "show kube-proxy",
-  .function = kp_show_command_fn,
-};
-
-static clib_error_t *
-kp_show_vips_command_fn (vlib_main_t * vm,
-              unformat_input_t * input, vlib_cli_command_t * cmd)
-{
-  unformat_input_t line_input;
-  kp_main_t *kpm = &kp_main;
-  kp_vip_t *vip;
-  u8 verbose = 0;
-
-  if (!unformat_user (input, unformat_line_input, &line_input))
-      return 0;
-
-  if (unformat(&line_input, "verbose"))
-    verbose = 1;
-
-  pool_foreach(vip, kpm->vips, {
-      vlib_cli_output(vm, "%U\n", verbose?format_kp_vip_detailed:format_kp_vip, vip);
-  });
-
-  unformat_free (&line_input);
-  return NULL;
-}
-
-VLIB_CLI_COMMAND (kp_show_vips_command, static) =
-{
-  .path = "show kube-proxy vips",
-  .short_help = "show kube-proxy vips [verbose]",
-  .function = kp_show_vips_command_fn,
-};
-
-static clib_error_t *
-kp_set_interface_nat4_command_fn (vlib_main_t * vm,
-                                  unformat_input_t * input,
-                                  vlib_cli_command_t * cmd)
-{
-  unformat_input_t _line_input, *line_input = &_line_input;
-  vnet_main_t * vnm = vnet_get_main();
-  clib_error_t * error = 0;
-  u32 sw_if_index;
-  u32 * inside_sw_if_indices = 0;
-  int is_del = 0;
-  int i;
-
-  sw_if_index = ~0;
-
-  /* Get a line of input. */
-  if (!unformat_user (input, unformat_line_input, line_input))
-    return 0;
-
-  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
-    {
-      if (unformat (line_input, "in %U", unformat_vnet_sw_interface,
-                    vnm, &sw_if_index))
-        vec_add1 (inside_sw_if_indices, sw_if_index);
-      else if (unformat (line_input, "del"))
-        is_del = 1;
-      else
-        {
-          error = clib_error_return (0, "unknown input '%U'",
-            format_unformat_error, line_input);
-          goto done;
-        }
-    }
-
-  if (vec_len (inside_sw_if_indices))
-    {
-      for (i = 0; i < vec_len(inside_sw_if_indices); i++)
-        {
-          sw_if_index = inside_sw_if_indices[i];
-
-	  if (kp_nat4_interface_add_del (sw_if_index, is_del))
-	    {
-	      error = clib_error_return (0, "%s %U failed",
-					 is_del ? "del" : "add",
-					 format_vnet_sw_interface_name, vnm,
-					 vnet_get_sw_interface (vnm,
-								sw_if_index));
-	      goto done;
-	    }
-        }
-    }
-
-done:
-  unformat_free (line_input);
-  vec_free (inside_sw_if_indices);
-
-  return error;
-}
-
-VLIB_CLI_COMMAND (kp_set_interface_nat4_command, static) = {
-  .path = "kube-proxy set interface nat4",
-  .function = kp_set_interface_nat4_command_fn,
-  .short_help = "kube-proxy set interface nat4 in <intfc> [del]",
-};
-
-static clib_error_t *
-kp_flowtable_flush_command_fn(vlib_main_t * vm,
-    unformat_input_t * input, vlib_cli_command_t * cmd)
-{
-  u32 thread_index;
-  vlib_thread_main_t *tm = vlib_get_thread_main();
-  kp_main_t *kpm = &kp_main;
-
-  for(thread_index = 0; thread_index < tm->n_vlib_mains; thread_index++ ) {
-    kp_hash_t *h = kpm->per_cpu[thread_index].sticky_ht;
-    if (h != NULL) {
-        kp_hash_bucket_t *b;
-        u32 i;
-        kp_hash_foreach_entry(h, b, i) {
-          vlib_refcount_add(&kpm->pod_refcount, thread_index, b->value[i], -1);
-          vlib_refcount_add(&kpm->pod_refcount, thread_index, 0, 1);
-        }
-
-        kp_hash_free(h);
-        kpm->per_cpu[thread_index].sticky_ht = NULL;
-    }
-  }
-
-  return NULL;
-}
-
-/*
- * flush all kube-proxy flowtables
- * This is indented for debug and unit-tests purposes only
- */
-VLIB_CLI_COMMAND (kp_flowtable_flush_command, static) = {
-  .path = "test kube-proxy flowtable flush",
-  .short_help = "test kube-proxy flowtable flush",
-  .function = kp_flowtable_flush_command_fn,
-};