nginx: normalize installation (docs and script)s over all distros

This is the revision of the documentation about the varous nginx installation
variants.  It also implements the nginx installation scripts for morty and
filtron.

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>

1 files changed, 59 insertions, 7 deletions

diff --git a/utils/filtron.sh b/utils/filtron.sh
index d24b6c39e..c82c2d0a3 100755
--- a/utils/filtron.sh
+++ b/utils/filtron.sh
@@ -44,9 +44,8 @@ GO_ENV="${SERVICE_HOME}/.go_env"
 GO_PKG_URL="https://dl.google.com/go/go1.13.5.linux-amd64.tar.gz"
 GO_TAR=$(basename "$GO_PKG_URL")
 
-# Apache Settings
-
 APACHE_FILTRON_SITE="searx.conf"
+NGINX_FILTRON_SITE="searx.conf"
 
 # shellcheck disable=SC2034
 CONFIG_FILES=(
@@ -60,9 +59,7 @@ usage() {
 
     # shellcheck disable=SC1117
     cat <<EOF
-
 usage::
-
   $(basename "$0") shell
   $(basename "$0") install    [all|user|rules]
   $(basename "$0") update     [filtron]
@@ -72,6 +69,7 @@ usage::
   $(basename "$0") inspect    [service]
   $(basename "$0") option     [debug-on|debug-off]
   $(basename "$0") apache     [install|remove]
+  $(basename "$0") nginx      [install|remove]
 
 shell
   start interactive shell from user ${SERVICE_USER}
@@ -92,6 +90,9 @@ option
 apache (${PUBLIC_URL})
   :install: apache site with a reverse proxy (ProxyPass)
   :remove:  apache site ${APACHE_FILTRON_SITE}
+nginx (${PUBLIC_URL})
+  :install: nginx site with a reverse proxy (ProxyPass)
+  :remove:  nginx site ${NGINX_FILTRON_SITE}
 
 filtron rules: ${FILTRON_RULES}
 
@@ -118,8 +119,6 @@ EOF
 }
 
 main() {
-    rst_title "$SERVICE_NAME" part
-
     required_commands \
         sudo install git wget curl \
         || exit
@@ -127,7 +126,7 @@ main() {
     local _usage="unknown or missing $1 command $2"
 
     case $1 in
-        --source-only)  ;;
+        --getenv)  var="$2"; echo "${!var}"; exit 0;;
         -h|--help) usage; exit 0;;
 
         shell)
@@ -143,6 +142,7 @@ main() {
                 *) usage "$_usage"; exit 42;;
             esac ;;
         install)
+            rst_title "$SERVICE_NAME" part
             sudo_or_exit
             case $2 in
                 all) install_all ;;
@@ -187,6 +187,13 @@ main() {
                 remove) remove_apache_site ;;
                 *) usage "$_usage"; exit 42;;
             esac ;;
+        nginx)
+            sudo_or_exit
+            case $2 in
+                install) install_nginx_site ;;
+                remove) remove_nginx_site ;;
+                *) usage "$_usage"; exit 42;;
+            esac ;;
         option)
             sudo_or_exit
             case $2 in
@@ -473,6 +480,51 @@ This removes apache site ${APACHE_FILTRON_SITE}."
 
 }
 
+install_nginx_site() {
+
+    rst_title "Install nginx site $NGINX_FILTRON_SITE"
+
+    rst_para "\
+This installs a reverse proxy (ProxyPass) into nginx site (${NGINX_FILTRON_SITE})"
+
+    ! nginx_is_installed && err_msg "nginx is not installed."
+
+    if ! ask_yn "Do you really want to continue?" Yn; then
+        return
+    else
+        install_nginx
+    fi
+
+    "${REPO_ROOT}/utils/searx.sh" install uwsgi
+
+    SEARX_SRC=$("${REPO_ROOT}/utils/searx.sh" --getenv SEARX_SRC)
+    SEARX_URL_PATH=$("${REPO_ROOT}/utils/searx.sh" --getenv SEARX_URL_PATH)
+    nginx_install_app --variant=filtron "${NGINX_FILTRON_SITE}"
+
+    info_msg "testing public url .."
+    if ! service_is_available "${PUBLIC_URL}"; then
+        err_msg "Public service at ${PUBLIC_URL} is not available!"
+    fi
+}
+
+remove_nginx_site() {
+
+    rst_title "Remove nginx site $NGINX_FILTRON_SITE"
+
+    rst_para "\
+This removes nginx site ${NGINX_FILTRON_SITE}."
+
+    ! nginx_is_installed && err_msg "nginx is not installed."
+
+    if ! ask_yn "Do you really want to continue?" Yn; then
+        return
+    fi
+
+    nginx_remove_site "$FILTRON_FILTRON_SITE"
+
+}
+
+
 rst-doc() {
 
     eval "echo \"$(< "${REPO_ROOT}/docs/build-templates/filtron.rst")\""