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7.9. 对 Security Profiles Operator 进行故障排除

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对 Security Profiles Operator 进行故障排除以诊断问题或在错误报告中提供信息。

7.9.1. 检查 seccomp 配置集

损坏的 seccomp 配置集可能会破坏您的工作负载。不允许其他工作负载映射 /var/lib/kubelet/seccomp/operator 的任何部分,以确保用户无法滥用系统。

流程

  1. 运行以下命令确认配置集已被协调:

    $ oc -n openshift-security-profiles logs openshift-security-profiles-<id>

    例 7.2. 输出示例

    I1019 19:34:14.942464       1 main.go:90] setup "msg"="starting openshift-security-profiles"  "buildDate"="2020-10-19T19:31:24Z" "compiler"="gc" "gitCommit"="a3ef0e1ea6405092268c18f240b62015c247dd9d" "gitTreeState"="dirty" "goVersion"="go1.15.1" "platform"="linux/amd64" "version"="0.2.0-dev"
    I1019 19:34:15.348389       1 listener.go:44] controller-runtime/metrics "msg"="metrics server is starting to listen"  "addr"=":8080"
    I1019 19:34:15.349076       1 main.go:126] setup "msg"="starting manager"
    I1019 19:34:15.349449       1 internal.go:391] controller-runtime/manager "msg"="starting metrics server"  "path"="/metrics"
    I1019 19:34:15.350201       1 controller.go:142] controller "msg"="Starting EventSource" "controller"="profile" "reconcilerGroup"="security-profiles-operator.x-k8s.io" "reconcilerKind"="SeccompProfile" "source"={"Type":{"metadata":{"creationTimestamp":null},"spec":{"defaultAction":""}}}
    I1019 19:34:15.450674       1 controller.go:149] controller "msg"="Starting Controller" "controller"="profile" "reconcilerGroup"="security-profiles-operator.x-k8s.io" "reconcilerKind"="SeccompProfile"
    I1019 19:34:15.450757       1 controller.go:176] controller "msg"="Starting workers" "controller"="profile" "reconcilerGroup"="security-profiles-operator.x-k8s.io" "reconcilerKind"="SeccompProfile" "worker count"=1
    I1019 19:34:15.453102       1 profile.go:148] profile "msg"="Reconciled profile from SeccompProfile" "namespace"="openshift-security-profiles" "profile"="nginx-1.19.1" "name"="nginx-1.19.1" "resource version"="728"
    I1019 19:34:15.453618       1 profile.go:148] profile "msg"="Reconciled profile from SeccompProfile" "namespace"="openshift-security-profiles" "profile"="openshift-security-profiles" "name"="openshift-security-profiles" "resource version"="729"
  2. 运行以下命令确认 seccomp 配置集已保存到正确的路径中:

    $ oc exec -t -n openshift-security-profiles openshift-security-profiles-<id> \
        -- ls /var/lib/kubelet/seccomp/operator/my-namespace/my-workload

    输出示例

    profile-block.json
    profile-complain.json

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