Improve error reporting for remote deployment

Add new method called show_log_and_quit which displays
the written error log file as a file box to the user

dracut/modules.d/90kiwi-dump/kiwi-dump-image.sh

@@ -387,25 +387,25 @@ function get_remote_image_source_files {
             echo "--- ip a ---"; ip a
             echo "--- ip r ---"; ip r
         } >> /tmp/fetch.info 2>&1
-        report_and_quit \
-            "Failed to fetch ${image_md5_uri}, see /tmp/fetch.info"
+        show_log_and_quit \
+            "Failed to fetch ${image_md5_uri}" /tmp/fetch.info
     fi
 
     if ! fetch_file "${image_kernel_uri}" > "${metadata_dir}/linux";then
-        report_and_quit \
-            "Failed to fetch ${image_kernel_uri}, see /tmp/fetch.info"
+        show_log_and_quit \
+            "Failed to fetch ${image_kernel_uri}" /tmp/fetch.info
     fi
 
     if ! fetch_file "${image_initrd_uri}" > "${install_dir}/initrd.system_image"
     then
-        report_and_quit \
-            "Failed to fetch ${image_initrd_uri}, see /tmp/fetch.info"
+        show_log_and_quit \
+            "Failed to fetch ${image_initrd_uri}" /tmp/fetch.info
     fi
 
     if ! fetch_file "${image_config_uri}" > "/config.bootoptions"
     then
-        report_and_quit \
-            "Failed to fetch ${image_config_uri}, see /tmp/fetch.info"
+        show_log_and_quit \
+            "Failed to fetch ${image_config_uri}" /tmp/fetch.info
     fi
 
     echo "${image_uri}|${image_md5}"

dracut/modules.d/99kiwi-lib/kiwi-dialog-lib.sh

@@ -126,6 +126,18 @@ function _fbiterm_ok {
     return 0
 }
 
+function show_log_and_quit {
+    local text_message="$1"
+    local log_file="$2"
+    run_dialog --timeout 60 --backtitle "\"${text_message}\"" \
+        --textbox "${log_file}" 15 80
+    if getargbool 0 rd.debug; then
+        die "${text_message}"
+    else
+        reboot -f
+    fi
+}
+
 function report_and_quit {
     local text_message="$1"
     run_dialog --timeout 60 --msgbox "\"${text_message}\"" 5 80