jpuyy的网志

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  • git 查看具体一次 commit 改动的文件

    方法一:

    git --no-pager log -n 1 --name-only ${COMMIT_SHA}

    方法二:

    git --no-pager show --stat=1000,800 ${COMMIT_SHA}

  • intellij settings shortcuts

    快速打开 project

    https://www.jetbrains.com/help/webstorm/opening-reopening-and-closing-projects.html#ws_reopen_project_with_run_anything

    格式化代码

    https://www.jetbrains.com/help/idea/reformat-and-rearrange-code.html

    显示空格

    Show whitespaces
    https://www.jetbrains.com/help/idea/settings-editor-appearance.html

    取消烦人的升级提示

    automatically check for plugin updates

    设置关闭 project, Keymap, Main menu, File, Close Project

    command + shift + w

    https://stackoverflow.com/questions/32765340/is-there-a-shortcut-to-close-a-project-in-intellij

  • helm

    helm 2

    版本

    helm version

    安装或升级

    helm upgrade gitlab-runner gitlab/gitlab-runner --namespace tools -f deploy/gitlab-runner-values.yaml --install --wait

    查看

    helm status gitlab-runner

    Init

    helm init --client-only

    Dry run, upgrade, deployment pods will rolling update

    helm upgrade --dry-run --debug -f values.yaml gitlab-runner .

    istio

    helm upgrade --dry-run --debug -f values.yaml istio .

    清理

    helm delete gitlab-runner --purge

    查看,更新 repo

    helm repo list
helm repo update

    查看 repo 下的所有版本

    helm2 search -l gitlab/gitlab-runner
helm2 search -l stable/nginx-ingress

    安装具体 chart 版本

    helm upgrade --debug gitlab-runner gitlab/gitlab-runner --version "1.8.1" --namespace infra gitlab-runner-values.yaml --install --wait

    helm --kube-context prod list

    切换 helm 版本

    brew unlink kubernetes-helm
brew switch helm 3.4.0

    查看一个 helm 所有资源

    helm2 get service1
helm3 get all service1 -n dev

    查看 values

    helm3.6.1 get values gitlab-runner  -n infra

  • shell 遍历 0-f

    for i in `seq 0 15`
do
letter=$(printf '%#x' $i | sed -e 's/0x//g')
echo $letter
done

  • git-crypt

    gpg --list-secret-keys
gpg --list-keys

    导出 secret key

    gpg --export-secret-keys YOUR_ID_HERE > private.key

    导入 secret key

    gpg --import private.key

    查看加密文件

    git-crypt status

    解密整个 repo

    git-crypt unlock

  • istio-pilot pod

    istio-pilot 包含两个容器 discovery, istio-proxy

    容器 discovery 包含一个进程 pilot-discovery

    kubectl exec -it istio-pilot-8bdcc884d4-hj8k6 -c discovery /bin/bash -n istio-system

    容器 istio-proxy 包含两个进程 pilot-agent, envoy

    kubectl exec -it istio-pilot-8bdcc884d4-hj8k6 -c istio-proxy /bin/bash -n istio-system
ps aux | grep ''
/usr/local/bin/pilot-agent proxy --domain istio-system.svc.cluster.local --serviceCluster istio-pilot --templateFile /etc/istio/proxy/envoy_pilot.yaml.tmpl --controlPlaneAuthPolicy MUTUAL_TLS --log_output_level=default:info
# pilot-agent 是以 sidecar 模式运行的