43 строки
1.2 KiB
Bash
Executable File
43 строки
1.2 KiB
Bash
Executable File
#!/bin/bash
|
|
|
|
# Run a docker container with network namespace set up by the Azure CNI plugin.
|
|
# Example usage: ./docker-run.sh ubuntu default sushantsharma/ubuntu-s5
|
|
|
|
if [ $# -ne 3 ]; then
|
|
echo "usage: docker-run.sh <container-name> <namespace> <image>"
|
|
exit 1
|
|
fi
|
|
|
|
contid=$(docker run -d --name $1 --net=none $3 /bin/sleep 10000000)
|
|
export CNI_CONTAINERID=$contid
|
|
pid=$(docker inspect -f '{{ .State.Pid }}' $contid)
|
|
netns=/proc/$pid/ns/net
|
|
|
|
export CNI_PATH='/opt/cni/bin'
|
|
export CNI_COMMAND='ADD'
|
|
export PATH=$CNI_PATH:$PATH
|
|
export CNI_NETNS=$netns
|
|
args=$(printf "K8S_POD_NAMESPACE=%s;K8S_POD_NAME=%s" $2 $1)
|
|
export CNI_ARGS=$args
|
|
export CNI_IFNAME='eth0'
|
|
|
|
config=$(jq '.plugins[0]' /etc/cni/net.d/10-azure.conflist)
|
|
name=$(jq -r '.name' /etc/cni/net.d/10-azure.conflist)
|
|
config=$(echo $config | jq --arg name $name '. + {name: $name}')
|
|
cniVersion=$(jq -r '.cniVersion' /etc/cni/net.d/10-azure.conflist)
|
|
config=$(echo $config | jq --arg cniVersion $cniVersion '. + {cniVersion: $cniVersion}')
|
|
|
|
res=$(echo $config | azure-vnet)
|
|
|
|
if [ $? -ne 0 ]; then
|
|
errmsg=$(echo $res | jq -r '.msg')
|
|
if [ -z "$errmsg" ]; then
|
|
errmsg=$res
|
|
fi
|
|
echo "${name} : error executing $CNI_COMMAND: $errmsg"
|
|
exit 1
|
|
elif [[ ${DEBUG} -gt 0 ]]; then
|
|
echo ${res} | jq -r .
|
|
fi
|
|
|