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#!/usr/bin/env sh
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# Here is a script to deploy cert to hashicorp consul using curl
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# (https://www.consul.io/)
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#
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# it requires following environment variables:
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#
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# CONSUL_PREFIX - this contains the prefix path in consul
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# CONSUL_HTTP_ADDR - consul requires this to find your consul server
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#
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# additionally, you need to ensure that CONSUL_HTTP_TOKEN is available
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# to access the consul server
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#returns 0 means success, otherwise error.
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######## Public functions #####################
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#domain keyfile certfile cafile fullchain
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consul_deploy() {
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_cdomain="$1"
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_ckey="$2"
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_ccert="$3"
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_cca="$4"
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_cfullchain="$5"
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_debug _cdomain "$_cdomain"
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_debug _ckey "$_ckey"
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_debug _ccert "$_ccert"
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_debug _cca "$_cca"
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_debug _cfullchain "$_cfullchain"
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# validate required env vars
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_getdeployconf CONSUL_PREFIX
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if [ -z "$CONSUL_PREFIX" ]; then
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_err "CONSUL_PREFIX needs to be defined (contains prefix path in vault)"
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return 1
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fi
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_savedeployconf CONSUL_PREFIX "$CONSUL_PREFIX"
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_getdeployconf CONSUL_HTTP_ADDR
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if [ -z "$CONSUL_HTTP_ADDR" ]; then
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_err "CONSUL_HTTP_ADDR needs to be defined (contains consul connection address)"
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return 1
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fi
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_savedeployconf CONSUL_HTTP_ADDR "$CONSUL_HTTP_ADDR"
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CONSUL_CMD=$(command -v consul)
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# force CLI, but the binary does not exist => error
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if [ -n "$USE_CLI" ] && [ -z "$CONSUL_CMD" ]; then
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_err "Cannot find the consul binary!"
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return 1
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fi
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# use the CLI first
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if [ -n "$USE_CLI" ] || [ -n "$CONSUL_CMD" ]; then
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_info "Found consul binary, deploying with CLI"
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consul_deploy_cli "$CONSUL_CMD" "$CONSUL_PREFIX"
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else
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_info "Did not find consul binary, deploying with API"
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consul_deploy_api "$CONSUL_HTTP_ADDR" "$CONSUL_PREFIX" "$CONSUL_HTTP_TOKEN"
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fi
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}
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consul_deploy_api() {
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CONSUL_HTTP_ADDR="$1"
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CONSUL_PREFIX="$2"
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CONSUL_HTTP_TOKEN="$3"
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URL="$CONSUL_HTTP_ADDR/v1/kv/$CONSUL_PREFIX"
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export _H1="X-Consul-Token: $CONSUL_HTTP_TOKEN"
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if [ -n "$FABIO" ]; then
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_post "$(cat "$_cfullchain")" "$URL/${_cdomain}-cert.pem" '' "PUT" || return 1
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_post "$(cat "$_ckey")" "$URL/${_cdomain}-key.pem" '' "PUT" || return 1
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else
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_post "$(cat "$_ccert")" "$URL/${_cdomain}/cert.pem" '' "PUT" || return 1
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_post "$(cat "$_ckey")" "$URL/${_cdomain}/cert.key" '' "PUT" || return 1
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_post "$(cat "$_cca")" "$URL/${_cdomain}/chain.pem" '' "PUT" || return 1
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_post "$(cat "$_cfullchain")" "$URL/${_cdomain}/fullchain.pem" '' "PUT" || return 1
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fi
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}
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consul_deploy_cli() {
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CONSUL_CMD="$1"
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CONSUL_PREFIX="$2"
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if [ -n "$FABIO" ]; then
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$CONSUL_CMD kv put "${CONSUL_PREFIX}/${_cdomain}-cert.pem" @"$_cfullchain" || return 1
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$CONSUL_CMD kv put "${CONSUL_PREFIX}/${_cdomain}-key.pem" @"$_ckey" || return 1
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else
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$CONSUL_CMD kv put "${CONSUL_PREFIX}/${_cdomain}/cert.pem" value=@"$_ccert" || return 1
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$CONSUL_CMD kv put "${CONSUL_PREFIX}/${_cdomain}/cert.key" value=@"$_ckey" || return 1
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$CONSUL_CMD kv put "${CONSUL_PREFIX}/${_cdomain}/chain.pem" value=@"$_cca" || return 1
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$CONSUL_CMD kv put "${CONSUL_PREFIX}/${_cdomain}/fullchain.pem" value=@"$_cfullchain" || return 1
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fi
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}
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