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#!/usr/bin/env bash
# Copyright The containerd Authors.
# 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.
#
# Builds and installs cni plugins to /opt/cni/bin,
# and create basic cni config in /etc/cni/net.d.
# The commit defined in go.mod
#
set -eu -o pipefail
CNI_COMMIT=${1:-$(go list -f "{{.Version}}" -m github.com/containernetworking/plugins)}
CNI_DIR=${DESTDIR:=''}/opt/cni
CNI_CONFIG_DIR=${DESTDIR}/etc/cni/net.d
: "${CNI_REPO:=https://github.com/containernetworking/plugins.git}"
# e2e and Cirrus will fail with "sudo: command not found"
SUDO=''
if (( $EUID != 0 )); then
SUDO='sudo'
fi
TMPROOT=$(mktemp -d)
git clone "${CNI_REPO}" "${TMPROOT}"/plugins
pushd "${TMPROOT}"/plugins
git checkout "$CNI_COMMIT"
./build_linux.sh
$SUDO mkdir -p $CNI_DIR
$SUDO cp -r ./bin $CNI_DIR
$SUDO mkdir -p $CNI_CONFIG_DIR
$SUDO cat << EOF | $SUDO tee $CNI_CONFIG_DIR/10-containerd-net.conflist
{
"cniVersion": "1.0.0",
"name": "containerd-net",
"plugins": [
{
"type": "bridge",
"bridge": "cni0",
"isGateway": true,
"ipMasq": true,
"promiscMode": true,
"ipam": {
"type": "host-local",
"ranges": [
[{
"subnet": "10.88.0.0/16"
}],
[{
"subnet": "2001:4860:4860::/64"
}]
],
"routes": [
{ "dst": "0.0.0.0/0" },
{ "dst": "::/0" }
]
}
},
{
"type": "portmap",
"capabilities": {"portMappings": true}
}
]
}
EOF
popd
rm -fR "${TMPROOT}"
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