[utils/searxng.sh] implement new script to install SearXNG

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

utils/lxc-searxng.env

@@ -0,0 +1,68 @@
+# -*- coding: utf-8; mode: sh indent-tabs-mode: nil -*-
+# SPDX-License-Identifier: AGPL-3.0-or-later
+# shellcheck shell=bash
+
+# This file is a setup of a LXC suite.  It is sourced from different context, do
+# not manipulate the environment directly, implement functions and manipulate
+# environment only in subshells.
+
+lxc_set_suite_env() {
+
+    export LXC_SUITE_NAME="searxng"
+
+    # name of https://images.linuxcontainers.org
+    export LINUXCONTAINERS_ORG_NAME="${LINUXCONTAINERS_ORG_NAME:-images}"
+    export LXC_HOST_PREFIX="${LXC_SUITE_NAME:-searx}"
+    export LXC_SUITE=(
+
+        # end of standard support see https://wiki.ubuntu.com/Releases
+        "$LINUXCONTAINERS_ORG_NAME:ubuntu/20.04"  "ubu2004" # April 2025
+        "$LINUXCONTAINERS_ORG_NAME:ubuntu/21.10"  "ubu2110" # July 2027
+
+        # EOL see https://fedoraproject.org/wiki/Releases
+        "$LINUXCONTAINERS_ORG_NAME:fedora/35"     "fedora35"
+
+        # rolling releases see https://www.archlinux.org/releng/releases/
+        "$LINUXCONTAINERS_ORG_NAME:archlinux"     "archlinux"
+    )
+}
+
+lxc_suite_install_info() {
+    (
+        lxc_set_suite_env
+        cat <<EOF
+LXC suite: ${LXC_SUITE_NAME}
+  Suite includes installation of SearXNG
+  images:     ${LOCAL_IMAGES[*]}
+  containers: ${CONTAINERS[*]}
+EOF
+    )
+}
+
+lxc_suite_install() {
+    (
+        lxc_set_suite_env
+        FORCE_TIMEOUT=0
+        export FORCE_TIMEOUT
+        "${LXC_REPO_ROOT}/utils/searxng.sh" install all
+        rst_title "suite installation finished ($(hostname))" part
+        lxc_suite_info
+        echo
+    )
+}
+
+lxc_suite_info() {
+    (
+        lxc_set_suite_env
+        for ip in $(global_IPs) ; do
+            if [[ $ip =~ .*:.* ]]; then
+                info_msg "(${ip%|*}) IPv6:       http://[${ip#*|}]"
+            else
+                # IPv4:
+                # shellcheck disable=SC2034,SC2031
+                info_msg "(${ip%|*}) docs-live:  http://${ip#*|}:8080/"
+            fi
+        done
+        "${LXC_REPO_ROOT}/utils/searxng.sh" searxng.instance.env
+    )
+}