homepage/manifests/bin/deploy.sh

#!/bin/bash -e
set -o pipefail

function kapply() {
    for f in "$@"; do
        kubectl apply -f \
            <(envsubst "$(env | xargs printf '$%s ')" < "manifests/$f")
    done
}

function kcreatesec() {
    kubectl create secret generic --save-config --dry-run=client -oyaml "$@" | kubectl apply -f-
}

function kcreatecm() {
    kubectl create configmap --dry-run=client -oyaml "$@" | kubectl apply -f-
}

function kgseckey() {
    local sec="$1"; shift
    local key="$1"; shift

    kubectl get secret "$sec" -o jsonpath="{.data.$key}" | base64 -d
}

function kgcmkey() {
    local cm="$1"; shift
    local key="$1"; shift

    kubectl get configmap "$cm" -o jsonpath="{.data.$key}"
}

(cd config
    cmd=(kcreatecm homepage-config)
    for f in *; do
        cmd+=("--from-file=$f=<(envsubst \"\$(env | xargs printf '$%s ')\" < $f)")
    done
    eval "${cmd[*]}"
)

kapply common/clusterrole.yaml common/app.yaml

kubectl rollout restart deployment app