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dotfiles/zsh/kubernetes.zsh

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#
# Kubernetes Related
#
alias hl="helm"
alias kc="kubectl"
alias kn="kubens"
alias kx="kubectx"
alias mk="minikube"
alias st="stern"
if command-exists kubectl; then
setup-completions kubectl "$(command-path kubectl)" kubectl completion zsh
export KREW_ROOT="$HOME/.krew"
path_append "${KREW_ROOT}/bin"
if ! command-exists kubectl-krew; then
krew-bin-name() {
echo "krew-$(uname | tr '[:upper:]' '[:lower:]')_$(uname -m | sed -e \
's/x86_64/amd64/' -e 's/\(arm\)\(64\)\?.*/\1\2/' \
-e 's/aarch64$/arm64/')"
}
zinit light-mode wait lucid as'null' from'gh-r' bpick"$(krew-bin-name)*" \
atclone'KREW='"'$(krew-bin-name)'"' && ./$KREW install krew' \
for @kubernetes-sigs/krew
export KREW_ROOT="$HOME/.krew"
path_append "${KREW_ROOT}/bin"
fi
fi
# Download completion scripts for kubectx and kubens from their git repo at
# their respective versions. This is required as neither command has an option
# to output their completion scripts, unlike most tools.
_setup-kubectx-completion() {
local cmd="$1"
local version
local src_url
local tmpfile
# If the command already has completions, don't do anything.
if whence -w "_${cmd}" > /dev/null; then return; fi
tmpfile="$(mktemp -d)/_${cmd}.zsh"
version="$(printf '%s' "$(command "$cmd" --version 2> /dev/null)")"
version="${version#v}"
src_url="https://github.com/ahmetb/kubectx/raw/refs/tags/v${version}/completion/_${cmd}.zsh"
echo "Completion script for ${cmd} (v${version}) not found. Download and install?"
echo
echo " Download from: ${src_url}"
echo " Save to: ${tmpfile}"
echo
read -q "REPLY?Continue? [y/N]:" || return
echo
echo
curl -L "$src_url" -o "${tmpfile}" &&
echo &&
setup-completions "$cmd" "$(command-path "$cmd")" cat "$tmpfile"
}
if command-exists kubectx; then
_setup-kubectx-completion kubectx
fi
if command-exists kubens; then
_setup-kubectx-completion kubens
fi
if command-exists helm; then
setup-completions helm "$(command-path helm)" helm completion zsh
fi
if command-exists helmfile; then
setup-completions helmfile "$(command-path helmfile)" helmfile completion zsh
fi
if command-exists stern; then
setup-completions stern "$(command-path stern)" stern --completion zsh
fi
if command-exists kubetail; then
setup-completions kubetail "$(command-path kubetail)" kubetail completion zsh
fi
# docker-config-json SERVER USER [PASSWORD]
#
# Generate a `.dockerconfigjson` payload locally for registry auth. Password can
# be passed as an argument, piped via stdin, or prompted for interactively.
docker-config-json() {
local server="$1"
local username="$2"
local password="$3"
if [[ -z "$password" ]]; then
if [[ ! -t 0 ]]; then
password="$(cat)"
else
read -rs "password?Docker registry password: " || return 1
echo >&2
fi
fi
kubectl create secret docker-registry tmp \
--docker-server="$server" \
--docker-username="$username" \
--docker-password="$password" \
--dry-run=client -o json | \
jq -r '.data[".dockerconfigjson"]' | base64 --decode
echo
}