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skaffold_wrapper.sh
executable file
·136 lines (111 loc) · 2.74 KB
/
skaffold_wrapper.sh
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#!/usr/bin/env bash
set -Eeuo pipefail
trap cleanup SIGINT SIGTERM ERR EXIT
script_dir=$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd -P)
usage() {
cat << EOF
Usage: $(basename "${BASH_SOURCE[0]}") [-h] [-v] --profile staging commands
Available options:
-h, --help Print this help and exit
-v, --verbose Print script debug info
-p, --profile Set the deployment profile
EOF
exit
}
cleanup() {
trap - SIGINT SIGTERM ERR EXIT
# script cleanup here
}
msg() {
echo >&2 -e "${1-}"
}
die() {
local msg=$1
local code=${2-1} # default exit status 1
msg "$msg"
exit "$code"
}
parse_params() {
# default values of variables set from params
flag=0
param=''
while :; do
case "${1-}" in
-h | --help) usage ;;
-v | --verbose) set -x ;;
--no-color) NO_COLOR=1 ;;
-p | --profile)
profile="${2-}"
shift
;;
-?*) die "Unknown option: $1" ;;
*) break ;;
esac
shift
done
commands=("$@")
# check required params and filenames
[[ -z "${profile-}" ]] && die "Missing required parameter: profile"
[[ ${#commands[@]} -eq 0 ]] && die "Missing commands"
return 0
}
parse_params "$@"
# script logic
function prepare_kube_context() {
echo "INFO - Prepare kubectl context..."
export KUBECONFIG=$(mktemp)
echo "
---
apiVersion: v1
kind: Config
clusters:
- name: kube
cluster:
certificate-authority-data: ${KUBERNETES_CA}
server: ${KUBERNETES_API_SERVER}
contexts:
- name: kube
context:
cluster: kube
user: kube
users:
- name: kube
user:
token: ${KUBERNETES_TOKEN}
current-context: kube" > $KUBECONFIG
}
function precheck_profile() {
echo "INFO - Preckeck selected profile..."
if [[ $profile == "staging" ]]; then
if [[ $(git rev-parse --abbrev-ref HEAD | sed 's/[^a-zA-Z0-9]/-/g') == "main" ]]; then
die "Wrong profile for branch!" 1
fi
fi
echo "INFO - Selected profile is ${profile}!"
}
function generate_release_name() {
CHECK=$(echo $GIT_BRANCH || true)
if [[ -z "${CHECK}" ]]; then
echo $(git rev-parse --abbrev-ref HEAD | sed 's/[^a-zA-Z0-9]/-/g')
else
echo $(echo $GIT_BRANCH | sed 's/[^a-zA-Z0-9]/-/g')
fi
}
function prepare_profile() {
release_name=$(generate_release_name)
echo "INFO - Prepare profile for ${profile}..."
echo "INFO - Generated release name is ${release_name}!"
export SKAFFOLD_PROFILE=$profile
if [[ $profile == "staging" ]]; then
export RELEASE_NAME="staging-${release_name}"
export RELEASE_NAMESPACE=hafenmeister
export RELEASE_HOSTNAME="${release_name}.staging.hafenmeister.io"
fi
}
# Precheck the selected profile
precheck_profile
# Prepare the kubectl config file
prepare_kube_context
# Prepare profile
prepare_profile
exec ${commands[@]}