From 6a55923669c6f6fcaa7b4b0f1dd05d1f08662141 Mon Sep 17 00:00:00 2001
From: buanet <andre@buanet.de>
Date: Sun, 16 Apr 2023 00:08:10 +0200
Subject: [PATCH] add check for package validity

---
 debian/scripts/setup_packages.sh | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/debian/scripts/setup_packages.sh b/debian/scripts/setup_packages.sh
index 7be1f7c..5ad055a 100644
--- a/debian/scripts/setup_packages.sh
+++ b/debian/scripts/setup_packages.sh
@@ -6,11 +6,13 @@ set -euo pipefail
 # Reading ENV
 set +u
 packages=$PACKAGES
+debug=$DEBUG
 set -u
 
 export DEBIAN_FRONTEND=noninteractive
 
 check_package_preq() {
+  # check for influx packages
   if [[ "$i" == "influxdb" || "$i" == "influxdb2-cli" ]]; then
     # add influxdata repo
     wget -q https://repos.influxdata.com/influxdata-archive_compat.key
@@ -18,10 +20,26 @@ check_package_preq() {
     echo 'deb [signed-by=/etc/apt/trusted.gpg.d/influxdata-archive_compat.gpg] https://repos.influxdata.com/debian stable main' | sudo tee /etc/apt/sources.list.d/influxdata.list
   fi
 }
+check_package_validity() {
+  # remove packages when "influxdb" AND "influxdb2-cli"
+  if [[ echo "$packages" | grep -qw "influxdb" && echo "$packages" | grep -qw "influxdb2-cli" ]]; then
+    echo "PACKAGES includes \"influxdb\" AND \"influxdb2-cli\"."
+    echo "As installing both packages together is not possible, they will be skipped."
+    packages=$(echo "$packages" | sed 's/influxdb//g' | sed 's/influxdb2-cli//g')
+    if [[ "$debug" == "true" ]]; then echo "[DEBUG] New list of packages: = ""$packages"; fi
+    echo ' '
+  fi
+  # check string for double spaces
+  while echo "$packages" | grep -q '  '; do
+    # remove double spaces
+    packages=$(echo "$packages" | sed 's/  / /g')
+  done
+}
 
 if [[ "$1" == "-install" ]]; then
-  apt-get -q update >> /opt/scripts/setup_packages.log 2>&1
   echo ' '
+  apt-get -q update >> /opt/scripts/setup_packages.log 2>&1
+  check_package_validity
   for i in $packages; do
     if [[ "$(dpkg-query -W -f='${Status}' "$i" 2>/dev/null | grep -c "ok installed")" -eq 0 ]]; then
       echo -n "$i is not installed. Installing... "