컨테이너 런타임

# (containerd 설치)
## 리포지터리 설정
### 필요한 패키지 설치
sudo yum install -y yum-utils device-mapper-persistent-data lvm2

## 도커 리포지터리 추가
sudo yum-config-manager \
    --add-repo \
    https://download.docker.com/linux/centos/docker-ce.repo

# containerd 설치
sudo yum update -y && sudo yum install -y containerd.io

## containerd 구성
sudo mkdir -p /etc/containerd
sudo containerd config default > /etc/containerd/config.toml

# containerd 재시작
sudo systemctl restart containerd

# (Install containerd)
# download containerd
cmd /c curl -OL https://github.com/containerd/containerd/releases/download/v1.4.0-beta.2/containerd-1.4.0-beta.2-windows-amd64.tar.gz
cmd /c tar xvf .\containerd-1.4.0-beta.2-windows-amd64.tar.gz

```powershell
# 추출 및 구성
Copy-Item -Path ".\bin\" -Destination "$Env:ProgramFiles\containerd" -Recurse -Force
cd $Env:ProgramFiles\containerd\
.\containerd.exe config default | Out-File config.toml -Encoding ascii

# 구성을 검토한다. 설정에 따라 조정할 수 있다.
# - sandbox_image (쿠버네티스 pause 이미지)
# - cni bin_dir 및 conf_dir locations
Get-Content config.toml

# containerd 시작
.\containerd.exe --register-service
Start-Service containerd

cat <<EOF | sudo tee /etc/apt/sources.list.d/devel:kubic:libcontainers:stable.list
deb https://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable/$OS/ /
EOF
cat <<EOF | sudo tee /etc/apt/sources.list.d/devel:kubic:libcontainers:stable:cri-o:$VERSION.list
deb http://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable:/cri-o:/$VERSION/$OS/ /
EOF

curl -L https://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable/$OS/Release.key | sudo apt-key --keyring /etc/apt/trusted.gpg.d/libcontainers.gpg add -
curl -L https://download.opensuse.org/repositories/devel:kubic:libcontainers:stable:cri-o:$VERSION/$OS/Release.key | sudo apt-key --keyring /etc/apt/trusted.gpg.d/libcontainers-cri-o.gpg add -

apt-get update
apt-get install cri-o cri-o-runc

sudo curl -L -o /etc/yum.repos.d/devel:kubic:libcontainers:stable.repo https://download.opensuse.org/repositories/devel:/kubic:/libcontainers:/stable/$OS/devel:kubic:libcontainers:stable.repo
sudo curl -L -o /etc/yum.repos.d/devel:kubic:libcontainers:stable:cri-o:$VERSION.repo https://download.opensuse.org/repositories/devel:kubic:libcontainers:stable:cri-o:$VERSION/$OS/devel:kubic:libcontainers:stable:cri-o:$VERSION.repo
sudo yum install cri-o

sudo zypper install cri-o

sudo dnf module list cri-o

sudo dnf module enable cri-o:$VERSION
sudo dnf install cri-o

# (도커 CE 설치)
## 리포지터리 설정
### 필요한 패키지 설치
sudo yum install -y yum-utils device-mapper-persistent-data lvm2

## 도커 리포지터리 추가
sudo yum-config-manager --add-repo \
  https://download.docker.com/linux/centos/docker-ce.repo

# 도커 CE 설치
sudo yum update -y && sudo yum install -y \
  containerd.io-1.2.13 \
  docker-ce-19.03.11 \
  docker-ce-cli-19.03.11

## /etc/docker 생성
sudo mkdir /etc/docker

# 도커 데몬 설정
cat <<EOF | sudo tee /etc/docker/daemon.json
{
  "exec-opts": ["native.cgroupdriver=systemd"],
  "log-driver": "json-file",
  "log-opts": {
    "max-size": "100m"
  },
  "storage-driver": "overlay2",
  "storage-opts": [
    "overlay2.override_kernel_check=true"
  ]
}
EOF

# /etc/systemd/system/docker.service.d 생성
sudo mkdir -p /etc/systemd/system/docker.service.d

# 도커 재시작
sudo systemctl daemon-reload
sudo systemctl restart docker