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  • How to install cert-manager for application Certificate on Kubernetes

    Mar 1, 2025 · 2 min read · cert-manager ssl kubernetes  ·
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    如何在 Kubernetes 上申請 SSL 憑證給服務使用

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  • 比較 SSL Certificates 的驗證效率

    Mar 1, 2023 · 1 min read · kubernetes internet  ·
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    由於調整 DNS namespace 由 Cloudflare 改為 Amazon Route 53,做架構調整,這將會影響到 SSL Certificates 的申請。

    而原本就有 AWS Certificate Manager (ACM),申請好的憑證可以跟 Amazon Route 53 做整合; 而現有的憑證管理方式是 Cloudflare + cert-manager。

    所以想要知道哪種架構的效率較好。

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  • Set the Domain's record to the CoreDNS

    Jan 19, 2023 · 1 min read · kubernetes dns  ·
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    這兩天在處理 DNS 的問題, 看到可以直接在 CoreDNS 中塞 record。

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  • How to send log from AWS eks to cloudwatch.

    Nov 24, 2022 · 3 min read · kubernetes log cloudwatch  ·
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    研究如何使用 AWS 的 CloudWatch 來收集 EKS 的 log. 並使用 Grafana 做 log search.

    原本的 logging architecture 是使用 Elasticsearch + Filebeat + Kibana; 現在改用 AWS CloudWatch + Fluent Bit + Grafana.

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  • 使用 Helm 建立 AWS network load balancer

    Sep 1, 2021 · 2 min read · kubernetes aws helm  ·
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    Kubernetes 揭露服務有多種方式,例如 Ingres、NodePort、LoadBalancer。 次篇紀錄使用 Helm 來安裝 ingress-nginx 與 AWS 的 network load balancer,將流量通道指定的 Pods 上。

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  • The Namespace is stuck the terminating state

    Aug 19, 2021 · 2 min read · kubernetes  ·
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    使用 kubectl 刪除 Kubernetes namespace 時,發生狀態卡在 Terminating 無法移除。原因是相關資源未被釋放,所以卡住。

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