Merge pull request #129 from brokeh/main

Make startapp log file location configurable by an env var

README.md

@@ -118,6 +118,7 @@ Environment variables can be set by adding one or more arguments `-e "<VAR>=<VAL
 |`VNC_PASSWORD`| Password needed to connect to the application's GUI.  See the [VNC Password](#vnc-password) section for more details. | (unset) |
 |`X11VNC_EXTRA_OPTS`| Extra options to pass to the x11vnc server running in the Docker container.  **WARNING**: For advanced users. Do not use unless you know what you are doing. | (unset) |
 |`ENABLE_CJK_FONT`| When set to `1`, open-source computer font `WenQuanYi Zen Hei` is installed.  This font contains a large range of Chinese/Japanese/Korean characters. | `0` |
+|`STARTUP_LOGFILE`| The location for writing logs of the startup script, responsible for installing and starting the Backblaze app.  The default path is also backed up to Backblaze. | `/config/wine/dosdevices/c:/backblaze-wine-startapp.log` |
 
 ## Config Directory
 Inside the container, wine's configuration and with it Backblaze's configuration is stored in the

startapp.sh

@@ -5,7 +5,7 @@ set -x
 release_version=$(cat "/RELEASE_VERSION") #backblaze-personal-wine version tag
 local_version_file="${WINEPREFIX}dosdevices/c:/ProgramData/Backblaze/bzdata/bzreports/bzserv_version.txt"
 install_exe_path="${WINEPREFIX}dosdevices/c:/"
-log_file="${WINEPREFIX}dosdevices/c:/backblaze-wine-startapp.log"
+log_file="${STARTUP_LOGFILE:-${WINEPREFIX}dosdevices/c:/backblaze-wine-startapp.log}"
 custom_user_agent="backblaze-personal-wine/$release_version (JonathanTreffler, +https://github.com/JonathanTreffler/backblaze-personal-wine-container), CFNetwork"
 
 # Extracting variables from the PINNED_VERSION file