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| /* | ||
| * Copyright (c) Huawei Technologies Co., Ltd. 2022-2022. All rights reserved. | ||
| * 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. | ||
| */ | ||
|
|
||
| /* When the two ends use loopback addresses for communication, there is a | ||
| * low probability that link conflicts occur. The namespace cookie | ||
| * corresponding to each container is added to the hash key to avoid | ||
| * loopback address link conflicts. Obtains the namespace cookie of the | ||
| * current container based on the bpf_get_netns_cookie auxiliary function. | ||
| */ | ||
| #define MDA_LOOPBACK_ADDR 1 | ||
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||
| /* supports NAT acceleration. That is, acceleration can also be performed | ||
| * when iptables is used to forward traffic between service containers | ||
| * and sidecar containers. The bpf_sk_original_addr auxiliary function is | ||
| * used to obtain the original destination address. | ||
| */ | ||
| #define MDA_NAT_ACCEL 1 | ||
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||
| /* supports acceleration function filtering based on GID and UID. | ||
| * That is, the GID or UID corresponding to the process to be accelerated | ||
| * is configured in the configuration file. The bpf_get_sockops_uid_gid | ||
| * auxiliary function is used to obtain the GID and UID of the current | ||
| * process. | ||
| */ | ||
| #define MDA_GID_UID_FILTER 1 | ||
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||
| /* In the kernel network protocol stack, the port is stored in u16, | ||
| * but in the bpf network module, the port is stored in u32. Therefore, | ||
| * after the endian conversion, the 16-bit port needs to be obtained from | ||
| * the 32-bit data structure. You need to find the position of the valid | ||
| * 16 bits. Generally, after the port is extended from 16 bits to 32 bits, | ||
| * the port is in the upper 16 bits after the endian conversion. | ||
| * Therefore, you need to offset the port before using the u16 RX port. | ||
| * In some specific kernels, the port stored in sockops is in the lower | ||
| * 16 bits and does not need to be offset. | ||
| */ | ||
| #define MDA_PORT_OFFSET 1 |
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| #!/bin/bash | ||
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| ROOT_DIR=$(dirname $(readlink -f ${BASH_SOURCE[0]})) | ||
| VERSION=$(uname -r | cut -d '.' -f 1,2) | ||
| OE_VERSION=$(uname -r | grep -o 'oe[^.]*') | ||
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| if [ "$OE_VERSION" == "oe2303" ]; then | ||
| cp $ROOT_DIR/depends/include/6.1/bpf_helper_defs_ext.h $ROOT_DIR/bpf/include/ | ||
| fi |
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| #!/bin/bash | ||
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| VERSION=$(uname -r | cut -d '.' -f 1,2) | ||
| OE_VERSION=$(uname -r | grep -o 'oe[^.]*') | ||
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| function set_config() { | ||
| sed -i -r -e "s/($1)([ \t]*)([0-9]+)/\1\2$2/" config/kmesh_marcos_def.h | ||
| } | ||
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| function set_config_oe2303() { | ||
| set_config MDA_LOOPBACK_ADDR 1 | ||
| set_config MDA_NAT_ACCEL 0 | ||
| set_config MDA_GID_UID_FILTER 0 | ||
| set_config MDA_PORT_OFFSET 0 | ||
| } | ||
|
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| function set_config_all_disabled() { | ||
| set_config MDA_LOOPBACK_ADDR 0 | ||
| set_config MDA_NAT_ACCEL 0 | ||
| set_config MDA_GID_UID_FILTER 0 | ||
| set_config MDA_PORT_OFFSET 1 | ||
| } | ||
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| function set_kmesh_env_config() { | ||
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| # openEuler 2303 | ||
| if [ "$OE_VERSION" == "oe2303" ]; then | ||
| set_config_oe2303 | ||
| else | ||
| set_config_all_disabled | ||
| fi | ||
| } | ||
| set_kmesh_env_config |
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