Add content of /etc/resolv.conf to debug output

Signed-off-by: Christian König <ckoenig@posteo.de>

advanced/Scripts/piholeDebug.sh

@@ -73,6 +73,7 @@ HTML_DIRECTORY="/var/www/html"
 WEB_GIT_DIRECTORY="${HTML_DIRECTORY}/admin"
 #BLOCK_PAGE_DIRECTORY="${HTML_DIRECTORY}/pihole"
 SHM_DIRECTORY="/dev/shm"
+ETC="/etc"
 
 # Files required by Pi-hole
 # https://discourse.pi-hole.net/t/what-files-does-pi-hole-use/1684
@@ -136,6 +137,8 @@ PIHOLE_FTL_LOG="$(get_ftl_conf_value "LOGFILE" "${LOG_DIRECTORY}/pihole-FTL.log"
 PIHOLE_WEB_SERVER_ACCESS_LOG_FILE="${WEB_SERVER_LOG_DIRECTORY}/access.log"
 PIHOLE_WEB_SERVER_ERROR_LOG_FILE="${WEB_SERVER_LOG_DIRECTORY}/error.log"
 
+RESOLVCONF="${ETC}/resolv.conf"
+
 # An array of operating system "pretty names" that we officially support
 # We can loop through the array at any time to see if it matches a value
 #SUPPORTED_OS=("Raspbian" "Ubuntu" "Fedora" "Debian" "CentOS")
@@ -180,7 +183,8 @@ REQUIRED_FILES=("${PIHOLE_CRON_FILE}"
 "${PIHOLE_DEBUG_LOG}"
 "${PIHOLE_FTL_LOG}"
 "${PIHOLE_WEB_SERVER_ACCESS_LOG_FILE}"
-"${PIHOLE_WEB_SERVER_ERROR_LOG_FILE}")
+"${PIHOLE_WEB_SERVER_ERROR_LOG_FILE}"
+"${RESOLVCONF}")
 
 DISCLAIMER="This process collects information from your Pi-hole, and optionally uploads it to a unique and random directory on tricorder.pi-hole.net.
 
@@ -1118,6 +1122,7 @@ show_content_of_pihole_files() {
     show_content_of_files_in_dir "${WEB_SERVER_LOG_DIRECTORY}"
     show_content_of_files_in_dir "${LOG_DIRECTORY}"
     show_content_of_files_in_dir "${SHM_DIRECTORY}"
+    show_content_of_files_in_dir "${ETC}"
 }
 
 head_tail_log() {