故障排查
1. http: server gave HTTP response to HTTPS client
CSGHub 默认安装使用不安全的 registry(即上面提到的:<domain or IPv4>:5000),需要确保 Kubernetes 可以从这个 registry 拉取镜像。因此在 Kubernetes 的每个节点上需做如下配置:
- 配置前请确认配置文件
/etc/containerd/config.toml是否存在,若不存在,可以使用以下命令创建。
mkdir -p /etc/containerd/ && containerd config default >/etc/containerd/config.toml
-
配置 config_path
-
Containerd 1.x
version = 2[plugins."io.containerd.grpc.v1.cri".registry]config_path = "/etc/containerd/certs.d" -
Containerd 2.x
version = 3[plugins."io.containerd.cri.v1.images".registry]config_path = "/etc/containerd/certs.d"
-
-
配置
hosts.toml# 创建 Registry 配置目录mkdir /etc/containerd/certs.d/<domain or IPv4>:5000# 定义配置cat >/etc/containerd/certs.d/<domain or IPv4>:5000/hosts.toml <<EOFserver = "http://<domain or IPv4>:5000"[host."http://<domain or IPv4>:5000"]capabilities = ["pull", "resolve", "push"]skip_verify = trueplain-http = trueEOF -
重启
containerd服务systemctl restart containerd
2. tcp: lookup casdoor.example.com on 10.43.0.10:53: no such host
此问题是由于集群无法解析域名,如果是公有域名请配置域名解析,如果是自定义域名请配置 CoreDNS 和 Hosts 解析。CoreDNS 解析配置方式如下:
# 添加自定义域名解析
$ kubectl apply -f - <<EOF
apiVersion: v1
kind: ConfigMap
metadata:
name: coredns-custom
namespace: kube-system
data:
example.server: |
example.com {
hosts {
172.25.11.131 csghub.example.com csghub
172.25.11.131 casdoor.example.com casdoor
172.25.11.131 registry.example.com registry
172.25.11.131 minio.example.com minio
172.25.11.131 temporal.example.com temporal
172.25.11.131 starship.example.com starship
172.25.11.131 starship-api.example.com starship-api
}
}
EOF
# 更新 coredns pods
$ kubectl -n kube-system rollout restart deploy coredns
3. ssh: connect to host csghub.example.com port 22: Connection refused
此问题常由于 gitlab-shell job 执行失败导致,出现此问题请按照如下方式进行排查:
-
查看
$ kubectl get cm csghub-ingress-nginx-tcp -n csghub -o yamlapiVersion: v1data:"22": default/csghub-gitlab-shell:22......确认 22 端口对应的服务名是否正确。
-
如果不正确手动进行修改
$ kubectl -n csghub edit configmap/csghub-ingress-nginx-tcpapiVersion: v1data:"22": csghub/csghub-gitlab-shell:22# 更新 ingress-nginx-controller$ kubectl rollout restart deploy csghub-ingress-nginx-controller -n csghub