thbkrkr
/ ktsh-setup-example.sh
Created
March 31, 2025 21:12
tsh ktsh aliases to use separate kube config file
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #> grep KUBECONFIG ~/.myzshrc | |
| alias tsh='KUBECONFIG=~/.kube/tsh-config /opt/homebrew/bin/tsh' | |
| alias ktsh='export KUBECONFIG=~/.kube/tsh-config' | |
| #> grep -A2 -B1 k8s ~/.oh-my-zsh/themes/pure-thb.zsh-theme | |
| # show [k8s:<name>] | |
| part1="" | |
| if [[ "${KUBECONFIG:-}" != "" ]]; then | |
| kctx="$(grep current-context ${KUBECONFIG} | cut -d ' ' -f2)" |
thbkrkr
/ docker-creds-secret.sh
Created
July 7, 2023 12:06
Create a Kubernetes Secret with Docker registry creds stored in docker-credential-desktop
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #!/bin/bash -eu | |
| to_auth() { | |
| jq -r '.Username,.Secret' | paste -sd ":" - | tr -d '\n' | base64 | |
| } | |
| main() { | |
| registry="$1" | |
| jq -cnM --arg auth $(docker-credential-desktop <<< "$registry" | to_auth) '{ | |
| "auths": { "'"$registry"'": { "auth": $auth } } |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #!/usr/bin/env bash | |
| # | |
| # Script to release Helm charts. | |
| # | |
| # Requires: helm, gsutil, yq. | |
| # | |
| # Usage: release.sh CHART_DIR | |
| # |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| > k get es,scp | |
| NAME HEALTH NODES VERSION PHASE AGE | |
| elasticsearch/xyz green 1 8.7.0 Ready 6m | |
| NAME READY PHASE AGE | |
| stackconfigpolicy/snapshot-repo 1/1 Ready 5m | |
| > eckurl default xyz /_snapshot | |
| {"repo-snapshots":{"type":"s3","settings":{"readonly":"true","base_path":"snapshots/default-xyz"}}} |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #!/bin/bash -eu | |
| get-password() { | |
| kubectl -n $ns get secret $esName-es-elastic-user -o go-template='{{.data.elastic | base64decode}}' | |
| } | |
| port-forward-es() { | |
| if [[ "${V:-}" == "1" ]]; then | |
| echo kubectl -n $ns port-forward "service/$esName-es-http" 9200 | |
| fi |
thbkrkr
/ gist:241d49873038c3b9dabbef0c4f774791
Created
December 16, 2020 19:35
Automate french income tax simulation
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #!/bin/bash -eu | |
| simul() { | |
| curl 'https://www3.impots.gouv.fr/simulateur/cgi-bin/calc-2020.cgi' \ | |
| -H 'User-Agent: agent/0.1' \ | |
| -d "$(paste -s -d '&' <<< "$@")" \ | |
| > simul.html | |
| } | |
| simul \ |
thbkrkr
/ cleanup-gcloud.sh
Created
February 27, 2020 16:22
Remove orphaned forwarding-rules and target pools on Google Cloud
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #!/bin/bash -eu | |
| # Remove orphaned forwarding-rules and target pools on Google Cloud | |
| list_target_pools() { | |
| gcloud compute target-pools list --limit 1000 --format json | \ | |
| jq '.[] | | |
| { | |
| name: .name, | |
| region: .region | split("/")[8], |
thbkrkr
/ gcloud-ssh-sysctl-vmmaxmapcount.sh
Created
November 7, 2019 19:42
Set vm.max_map_count=262144 on the nodes of a GKE cluster #k8s
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #!/bin/bash -eu | |
| # Increase Virtual Memory for Elasticsearch on GKE | |
| # https://www.elastic.co/guide/en/elasticsearch/reference/current/vm-max-map-count.html | |
| # Dependencies: kubectl, gcloud, jq | |
| nodes() { | |
| kubectl get nodes -o custom-columns=n:.metadata.name --no-headers | |
| } |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #!/bin/bash | |
| set -euo pipefail | |
| # | |
| # Bump version | |
| # | |
| old=v1alpha1 | |
| new=v1beta1 | |
| replace() { |
thbkrkr
/ es-eck-gke-quickstart.sh
Last active
November 18, 2023 01:17
Elasticsearch on GKE using ECK
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #!/bin/bash -eu | |
| # install kubectl: https://kubernetes.io/docs/tasks/tools | |
| # install gcloud: https://cloud.google.com/sdk/docs/install | |
| # authenticate: gcloud auth login | |
| # gcloud container clusters create c0 --region europe-west1 | |
| kubectl create -f https://download.elastic.co/downloads/eck/2.10.0/crds.yaml | |
| kubectl apply -f https://download.elastic.co/downloads/eck/2.10.0/operator.yaml |
NewerOlder