Merge pull request #266 from cyqsimon/container-config

Add config options to enable stats in container

doc/install.md

@@ -34,6 +34,8 @@ Per default, runs with `n-1` cores, alternatively, specify the number of cores t
 docker run -it --name fishnet -e KEY=abcdef -e CORES=n niklasf/fishnet:2
 ```
 
+For the full list of configurable environment variables, see [docker-entrypoint.sh](/docker-entrypoint.sh).
+
 To update, since we named the image `fishnet`:
 
 ```sh

docker-entrypoint.sh

@@ -1,6 +1,13 @@
 #!/bin/bash -e
 
-args=("--no-conf" "--no-stats-file")
+args=("--no-conf")
+
+if [ -n "$STATS_FILE" ]; then
+    # $STATS_FILE implies $ENABLE_STATS
+    args+=("--stats-file" "$STATS_FILE")
+elif [ -z "$ENABLE_STATS" ]; then
+    args+=("--no-stats-file")
+fi
 
 if [ -n "$KEY" ]; then args+=("--key" "$KEY"); fi
 if [ -n "$KEY_FILE" ]; then args+=("--key-file" "$KEY_FILE"); fi