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refactor: drop url management and sync logic with traefik plugin

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This commit is contained in:
Jose Diaz-Gonzalez
2023-02-11 17:40:41 -05:00
parent 78d66dc68a
commit 070f643a01
1 changed files with 75 additions and 30 deletions
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105
plugins/haproxy-vhosts/docker-args-process-deploy
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@@ -10,8 +10,7 @@ trigger-haproxy-vhosts-docker-args-process-deploy() {
declare APP="$1" IMAGE_SOURCE_TYPE="$2" IMAGE_TAG="$3" PROC_TYPE="$4" CONTAINER_INDEX="$5"
local app_domains haproxy_domains is_app_listening letsencrypt_email output proxy_container_port proxy_host_port port_map proxy_port_map proxy_scheme proxy_schemes scheme tls_internal
local proxy_container_http_port proxy_container_http_port_candidate proxy_host_http_port_candidate
local proxy_container_https_port proxy_container_https_port_candidate proxy_host_https_port_candidate
local app_urls_path="$DOKKU_ROOT/$APP/URLS"
local proxy_container_https_port proxy_container_https_port_candidate proxy_host_https_port_candidate proxy_redirect_ssl
local STDIN=$(cat)
if [[ "$PROC_TYPE" != "web" ]]; then
@@ -36,14 +35,10 @@ trigger-haproxy-vhosts-docker-args-process-deploy() {
# ensure we have a port mapping
plugn trigger proxy-configure-ports "$APP"
app_domains="$(plugn trigger domains-list "$APP")"
if [[ -n "$app_domains" ]]; then
haproxy_domains="$(echo "$app_domains" | xargs)"
haproxy_domains="${haproxy_domains// /,}"
fi
output=""
# gather port mapping information
# we only support proxying a single port for http and https listeners
# so this block parses the port mappings and tries to find the correct
# mapping to expose
is_app_listening="false"
proxy_port_map="$(plugn trigger config-get "$APP" DOKKU_PROXY_PORT_MAP)"
for port_map in $proxy_port_map; do
@@ -51,34 +46,84 @@ trigger-haproxy-vhosts-docker-args-process-deploy() {
proxy_host_port="$(awk -F ':' '{ print $2 }' <<<"$port_map")"
proxy_container_port="$(awk -F ':' '{ print $3 }' <<<"$port_map")"
# ignore https for now
if [[ "$proxy_scheme" != "http" ]] && [[ "$proxy_scheme" != "tcp" ]]; then
continue
if [[ "$proxy_scheme" == "http" ]]; then
is_app_listening="true"
if [[ -z "$proxy_container_http_port_candidate" ]]; then
proxy_container_http_port_candidate="$proxy_container_port"
proxy_host_http_port_candidate="$proxy_host_port"
fi
if [[ "$proxy_host_port" == "80" ]] && [[ -z "$proxy_container_http_port" ]]; then
proxy_container_http_port="$proxy_container_port"
fi
fi
# ignore 443 for now
if [[ "$proxy_host_port" == "443" ]]; then
continue
fi
if [[ "$proxy_scheme" == "https" ]]; then
is_app_listening="true"
if [[ -z "$proxy_container_https_port_candidate" ]]; then
proxy_container_https_port_candidate="$proxy_container_port"
proxy_host_https_port_candidate="$proxy_host_port"
fi
# ignore everything but 80 for now
if [[ "$proxy_host_port" != "80" ]]; then
continue
if [[ "$proxy_host_port" == "443" ]] && [[ -z "$proxy_container_https_port" ]]; then
proxy_container_https_port="$proxy_container_port"
fi
fi
is_app_listening="true"
output="$output --label haproxy.$APP-$PROC_TYPE.mode=$proxy_scheme"
output="$output --label haproxy.$APP-$PROC_TYPE.port=$proxy_host_port"
output="$output --label haproxy.$APP-$PROC_TYPE.localport=$proxy_container_port"
output="$output --label haproxy.$APP-$PROC_TYPE.host=$haproxy_domains"
done
letsencrypt_email="$(fn-haproxy-letsencrypt-email)"
if [[ -n "$letsencrypt_email" ]] && [[ -z "$proxy_container_https_port" ]]; then
proxy_container_https_port_candidate="$proxy_container_http_port_candidate"
proxy_host_https_port_candidate="$proxy_host_http_port_candidate"
if [[ -n "$proxy_container_http_port" ]]; then
proxy_container_https_port_candidate="$proxy_container_http_port"
proxy_host_http_port_candidate=443
fi
fi
# add the labels for haproxy here
# prefer the https:443 mapping to http:80 mapping
if [[ -n "$is_app_listening" ]] && [[ -n "$haproxy_domains" ]]; then
scheme="http"
echo "# THIS FILE IS GENERATED BY DOKKU - DO NOT EDIT, YOUR CHANGES WILL BE OVERWRITTEN" >"$app_urls_path"
xargs -I{} echo "$scheme://{}" <<<"$(echo "${app_domains}" | tr ' ' '\n' | sort -u)" >>"$app_urls_path"
# any `http:80` port mapping is treated as a `http` traefik entrypoint
# any `https:443` port mapping is treated as a `https` traefik entrypoint
if [[ -n "$is_app_listening" ]]; then
app_domains="$(plugn trigger domains-list "$APP")"
if [[ -n "$app_domains" ]]; then
haproxy_domains="$(echo "$app_domains" | xargs)"
haproxy_domains="${haproxy_domains// /,}"
fi
if [[ -n "$proxy_container_http_port" ]] || [[ -n "$proxy_container_http_port_candidate" ]]; then
if [[ -z "$proxy_container_http_port" ]]; then
dokku_log_warn "Warning: http:80 port mapping not found"
dokku_log_warn "Utilizing first http port mapping, http:$proxy_host_http_port_candidate:$proxy_container_http_port_candidate"
proxy_container_http_port="$proxy_container_http_port_candidate"
fi
output="$output --label haproxy.$APP-$PROC_TYPE.localport=$proxy_container_http_port"
output="$output --label haproxy.$APP-$PROC_TYPE.mode=http"
output="$output --label haproxy.$APP-$PROC_TYPE.port=80"
if [[ -n "$haproxy_domains" ]]; then
output="$output --label haproxy.$APP-$PROC_TYPE.host=$haproxy_domains"
fi
fi
if [[ -n "$proxy_container_https_port" ]] || [[ -n "$proxy_container_https_port_candidate" ]]; then
if [[ -z "$proxy_container_https_port" ]]; then
dokku_log_warn "Warning: https:443 port mapping not found"
dokku_log_warn "Utilizing first https port mapping, http:$proxy_host_https_port_candidate:$proxy_container_https_port_candidate"
proxy_container_https_port="$proxy_container_https_port_candidate"
fi
output="$output --label haproxy.$APP-$PROC_TYPE.redirect_ssl=true"
output="$output --label haproxy.$APP-$PROC_TYPE-https.localport=$proxy_container_https_port"
output="$output --label haproxy.$APP-$PROC_TYPE-https.letsencrypt=true"
output="$output --label haproxy.$APP-$PROC_TYPE-https.mode=http"
output="$output --label haproxy.$APP-$PROC_TYPE-https.port=443"
if [[ -n "$haproxy_domains" ]]; then
output="$output --label haproxy.$APP-$PROC_TYPE-https.host=$haproxy_domains"
fi
fi
fi
echo -n "$STDIN$output"