Add dockerfile

Dockerfile

@@ -0,0 +1,16 @@
+FROM alpine:3.7 as buildenv
+
+ADD apache-fake-log-gen.py /apache-fake-log-gen.py
+
+RUN apk add --update --no-cache python py-numpy py-tz py-pip && \
+    pip install fake-factory==0.7.2 && \
+    pip install Faker==0.7.3 && \
+    pip install tzlocal==1.3.0 && \
+    apk del py-pip && \
+    chmod 0755 /apache-fake-log-gen.py
+
+USER nobody
+
+ENV NUM_LINES=0 DELAY_SECONDS=1.0
+
+CMD ["/bin/sh","-c","/apache-fake-log-gen.py --num ${NUM_LINES} --sleep ${DELAY_SECONDS}"]

README.md

@@ -17,7 +17,7 @@ $ python apache-fake-log-gen.py
 
 Generate 100 log lines into a .log file
 ```
-$ python apache-fake-log-gen.py -n 100 -o LOG 
+$ python apache-fake-log-gen.py -n 100 -o LOG
 ```
 
 Generate 100 log lines into a .gz file at intervals of 10 seconds
@@ -27,10 +27,10 @@ $ python apache-fake-log-gen.py -n 100 -o GZ -s 10
 
 Infinite log file generation (useful for testing File Tail Readers)
 ```
-$ python apache-fake-log-gen.py -n 0 -o LOG 
+$ python apache-fake-log-gen.py -n 0 -o LOG
 ```
 
-Prefix the output filename 
+Prefix the output filename
 ```
 $ python apache-fake-log-gen.py -n 100 -o LOG -p WEB1
 ```
@@ -62,5 +62,16 @@ optional arguments:
 * Python 2.7
 * ```pip install -r requirements.txt```
 
+## Docker Usage
+
+```
+docker run -it kununu/Fake-Apache-Log-Generator
+```
+
+Environment variables:
+
+* NUM_LINES number of lines to print before terminate (default: 0 - infinite)
+* DELAY_SECONDS delay between lines (default: 1.0 seconds)
+
 ## License
 This script is released under the [Apache version 2](LICENSE) license.