Kim Namhoon reaperes
reaperes
/ cadvisor-gc.service
Created
March 13, 2019 03:04
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| # It locates on /etc/systemd/system/ | |
| [Unit] | |
| Description=Cleaning unnecessary cadvisor system resources. See issue https://github.com/kubernetes/kubernetes/issues/64137. | |
| [Service] | |
| Slice=cadvisor-gc.slice | |
| ExecStart=/opt/cadvisor-gc/cadvisor-gc.sh | |
| [Install] |
reaperes
/ corsDynamicOriginFilter.kt
Created
May 20, 2020 02:58
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| // It's test code. Not working yet. | |
| @Component | |
| class CORSFilter : Filter { | |
| @Value("${cmdb.cors.allowedDomainPattern}") | |
| lateinit var allowedDomainPattern: String | |
| override fun doFilter(request: ServletRequest, response: ServletResponse, chain: FilterChain) { | |
| val res = response as HttpServletResponse | |
| if (!request.serverName.matches(allowedDomainPattern.toRegex())) { | |
| res.addHeader(HttpHeaders.VARY, "Origin") |
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| AUTH=$(echo -n 'username:password' | base64) | |
| echo $(cat /root/.docker/config.json | jq '. += { | |
| "auths": { | |
| "my.registry.com/v1/": { | |
| "auth": "'"$AUTH"'", | |
| "email": "my@email.com" | |
| } | |
| } | |
| }') > /root/.docker/config.json |
reaperes
/ hello-world-pod.yaml
Created
April 7, 2021 04:58
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| apiVersion: v1 | |
| kind: Pod | |
| metadata: | |
| name: hello-world | |
| spec: | |
| containers: | |
| - name: hello | |
| image: "alpine:3" | |
| command: ["/bin/echo", "hello, world"] |
reaperes
/ create-kubernetes-using-in-docker
Created
April 7, 2021 12:32
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| kind create cluster --name cluster --image kindest/node:v1.18.4 | |
| # k8s cluster does not located on 127.0.0.1 | |
| sed -i s/127.0.0.1/host.docker.internal/g ~/.kube/config | |
| # certificated does not work for host.docker.internal | |
| sed -i 's/certificate-authority-data:.*$/insecure-skip-tls-verify: true/g' ~/.kube/config | |
| kubectl get pod |
reaperes
/ create-kind-cluster
Created
April 9, 2021 05:41
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| # https://hub.docker.com/r/kindest/node/tags?page=1&ordering=last_updated | |
| # TAG=v1.16.4 | |
| kind create cluster --image --image kindest/node:$TAG |
reaperes
/ create-self-signed-certificate
Created
April 9, 2021 12:52
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| # ref: https://github.com/newrelic/k8s-webhook-cert-manager | |
| openssl req -new -x509 -subj "/CN=${service}.${namespace}.svc" -nodes -newkey rsa:4096 -keyout tls.key -out tls.crt -days 9999 |
reaperes
/ gist:103ab7ef63fe14507b87fee238c84986
Last active
May 13, 2021 01:20
create-kind-cluster.sh
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| #!/usr/bin/env bash | |
| CONFIG=~/.knd.yaml | |
| NAME=$(sed -rn 's/name:[[:space:]]*(.*)/\1/gp' $CONFIG) | |
| KUBECONFIG=~/.kube/kind | |
| up() { | |
| local ver=$1 | |
| local image="" |
reaperes
/ sync-spring-yaml-and-flyway-configuration.gradle.kts
Created
May 19, 2021 01:50
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| buildscript { | |
| repositories { | |
| mavenCentral() | |
| } | |
| dependencies { | |
| "classpath"(group = "org.yaml", name = "snakeyaml", version = "1.28") | |
| } | |
| } | |
| flyway { |
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| { | |
| "Version": "2012-10-17", | |
| "Statement": [ | |
| { | |
| "Sid": "IPAllow", | |
| "Principal": { | |
| "AWS": "*" | |
| }, | |
| "Effect": "Allow", | |
| "Action": [ |
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