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dokku/plugins/nginx-vhosts/install
2021-06-07 10:18:32 -04:00

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#!/usr/bin/env bash
set -eo pipefail
[[ $DOKKU_TRACE ]] && set -x
source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
source "$PLUGIN_CORE_AVAILABLE_PATH/common/property-functions"
source "$PLUGIN_AVAILABLE_PATH/config/functions"
source "$PLUGIN_AVAILABLE_PATH/nginx-vhosts/internal-functions"
trigger-nginx-vhosts-install() {
declare desc="nginx-vhosts install trigger"
declare trigger="install"
fn-plugin-property-setup "nginx"
NGINX_BIN="$(fn-nginx-vhosts-nginx-location)"
NGINX_ROOT="/etc/nginx"
NGINX_LOG_ROOT="/var/log/nginx"
NGINX_INIT_NAME="nginx"
NGINX_SUDOERS_FILE="/etc/sudoers.d/dokku-nginx"
if fn-nginx-vhosts-uses-openresty; then
NGINX_ROOT="/usr/local/openresty/nginx/conf"
NGINX_LOG_ROOT="/var/log/openresty"
NGINX_INIT_NAME="openresty"
NGINX_SUDOERS_FILE="/etc/sudoers.d/dokku-openresty"
fi
case "$DOKKU_DISTRO" in
debian)
echo "%dokku ALL=(ALL) NOPASSWD:/usr/sbin/invoke-rc.d $NGINX_INIT_NAME reload, $NGINX_BIN -t, ${NGINX_BIN} -t -c *" >"$NGINX_SUDOERS_FILE"
;;
ubuntu)
if [[ -x /usr/bin/sv ]]; then
echo "%dokku ALL=(ALL) NOPASSWD:/usr/bin/sv reload $NGINX_INIT_NAME, $NGINX_BIN -t, $NGINX_BIN -t -c *" >"$NGINX_SUDOERS_FILE"
else
echo "%dokku ALL=(ALL) NOPASSWD:/etc/init.d/$NGINX_INIT_NAME reload, $NGINX_BIN -t, $NGINX_BIN -t -c *" >"$NGINX_SUDOERS_FILE"
fi
;;
opensuse)
echo "%dokku ALL=(ALL) NOPASSWD:/sbin/service $NGINX_INIT_NAME reload, $NGINX_BIN -t, $NGINX_BIN -t -c *" >"$NGINX_SUDOERS_FILE"
;;
arch)
echo "%dokku ALL=(ALL) NOPASSWD:/usr/bin/systemctl reload $NGINX_INIT_NAME, $NGINX_BIN -t, $NGINX_BIN -t -c *" >"$NGINX_SUDOERS_FILE"
;;
centos | fedora | rhel)
echo "%dokku ALL=(ALL) NOPASSWD:/usr/bin/systemctl reload $NGINX_INIT_NAME, $NGINX_BIN -t, $NGINX_BIN -t -c *" >"$NGINX_SUDOERS_FILE"
echo "Defaults:dokku !requiretty" >>"$NGINX_SUDOERS_FILE"
;;
esac
chmod 0440 "$NGINX_SUDOERS_FILE"
# if dhparam.pem has not been created, create it the first time
if [[ ! -f "$NGINX_ROOT/dhparam.pem" ]]; then
openssl dhparam -out "$NGINX_ROOT/dhparam.pem" 2048
fi
mkdir -p "$NGINX_ROOT/conf.d"
chown root:root "$NGINX_ROOT/dhparam.pem"
chown root:root "$NGINX_ROOT/conf.d"
# cat <<EOF >"$NGINX_ROOT/conf.d/dokku.conf"
local DOKKU_TEMPLATE="$PLUGIN_AVAILABLE_PATH/nginx-vhosts/templates/dokku.conf.sigil"
CUSTOM_DOKKU_TEMPLATE="$(plugn trigger nginx-dokku-template-source)"
if [[ -n "$CUSTOM_DOKKU_TEMPLATE" ]] && [[ -f "$CUSTOM_DOKKU_TEMPLATE" ]]; then
DOKKU_TEMPLATE="$CUSTOM_DOKKU_TEMPLATE"
fi
sigil -f "$DOKKU_TEMPLATE" DOKKU_ROOT="$DOKKU_ROOT" NGINX_ROOT="$NGINX_ROOT" | cat -s >"$NGINX_ROOT/conf.d/dokku.conf"
# allow users to override their server_names_hash_bucket_size
if [[ ! -f "$NGINX_ROOT/conf.d/server_names_hash_bucket_size.conf" ]]; then
echo 'server_names_hash_bucket_size 512;' >|"$NGINX_ROOT/conf.d/server_names_hash_bucket_size.conf"
fi
# revert dokku group changes
mkdir -p "$NGINX_LOG_ROOT"
gpasswd -a dokku adm
chgrp --quiet -R adm "$NGINX_LOG_ROOT"
gpasswd -M "$(grep -E ^dokku: /etc/group | awk -F ":" '{ print $4 }')" dokku
[[ -f /etc/logrotate.d/nginx ]] && sed -i -e 's/create 0640 www-data dokku/create 0640 www-data adm/g' /etc/logrotate.d/nginx
# Create nginx error templates
mkdir -p "${DOKKU_LIB_ROOT}/data/nginx-vhosts/dokku-errors"
cp "${PLUGIN_CORE_AVAILABLE_PATH}/nginx-vhosts/templates/400-error.html" "${DOKKU_LIB_ROOT}/data/nginx-vhosts/dokku-errors/400-error.html"
cp "${PLUGIN_CORE_AVAILABLE_PATH}/nginx-vhosts/templates/404-error.html" "${DOKKU_LIB_ROOT}/data/nginx-vhosts/dokku-errors/404-error.html"
cp "${PLUGIN_CORE_AVAILABLE_PATH}/nginx-vhosts/templates/500-error.html" "${DOKKU_LIB_ROOT}/data/nginx-vhosts/dokku-errors/500-error.html"
cp "${PLUGIN_CORE_AVAILABLE_PATH}/nginx-vhosts/templates/502-error.html" "${DOKKU_LIB_ROOT}/data/nginx-vhosts/dokku-errors/502-error.html"
# patch broken nginx 1.8.0 logrotate
[[ -f /etc/logrotate.d/nginx ]] && sed -i -e 's/invoke-rc.d/service/g' /etc/logrotate.d/nginx
# @TODO: Remove this after a few versions
for app in $(dokku_apps); do
nginx_port="$(config_get "$app" DOKKU_NGINX_PORT || true)"
nginx_ssl_port="$(config_get "$app" DOKKU_NGINX_SSL_PORT || true)"
if [[ -n "$nginx_port" ]] || [[ -n "$nginx_ssl_port" ]]; then
dokku_log_info1 "Migrating DOKKU_NGINX env variables. The following variables will be migrated"
dokku_log_info2 "DOKKU_NGINX_PORT -> DOKKU_PROXY_PORT"
dokku_log_info2 "DOKKU_NGINX_SSL_PORT -> DOKKU_PROXY_SSL_PORT"
fi
if [[ -n "$nginx_port" ]]; then
dokku_log_info1 "Migrating DOKKU_NGINX_PORT to DOKKU_PROXY_PORT for $app"
DOKKU_QUIET_OUTPUT=1 config_set --no-restart "$app" DOKKU_PROXY_PORT="$nginx_port"
DOKKU_QUIET_OUTPUT=1 config_unset --no-restart "$app" DOKKU_NGINX_PORT
fi
if [[ -n "$nginx_ssl_port" ]]; then
dokku_log_info1 "Migrating DOKKU_NGINX_SSL_PORT to DOKKU_PROXY_SSL_PORT for $app"
DOKKU_QUIET_OUTPUT=1 config_set --no-restart "$app" DOKKU_PROXY_SSL_PORT="$nginx_ssl_port"
DOKKU_QUIET_OUTPUT=1 config_unset --no-restart "$app" DOKKU_NGINX_SSL_PORT
fi
done
# avoid failing runit init calls on install
# the runit binaries are not yet available during dockerfile building
# and therefore both these calls will fail
if [[ ! -x /usr/bin/sv ]]; then
fn-nginx-vhosts-nginx-init-cmd start || fn-nginx-vhosts-nginx-init-cmd reload
fi
}
trigger-nginx-vhosts-install "$@"