more elaborate script

contribute.sh

 #!/bin/bash
 
+# set the variables
+dockerImg="f2df533bdacc"
+dockerPort="9000"
+
 helpFunction()
 {
    echo ""
-   echo "Usage: $0 -a parameterA -b parameterB"
-   echo -e "\t-a Description of what is parameterA"
-   echo -e "\t-b Description of what is parameterB"
+   echo "Usage: $0 -d parameterDate -n parameterName"
+   echo -e "\t-d Data of presentation"
+   echo -e "\t-n Name of presentation"
    exit 1 # Exit script after printing help
 }
 
-while getopts "a:b:" opt
+while getopts "d:n:" opt
 do
    case "$opt" in
-      a ) parameterA="$OPTARG" ;;
-      b ) parameterB="$OPTARG" ;;
+      d ) parameterDate="$OPTARG" ;;
+      n ) parameterName="$OPTARG" ;;
       ? ) helpFunction ;; # Print helpFunction in case parameter is non-existent
    esac
 done
 
 # Print helpFunction in case parameters are empty
-if [ -z "$parameterA" ] || [ -z "$parameterB" ]
+if [ -z "$parameterDate" ] || [ -z "$parameterName" ]
 then
    echo "Some or all of the parameters are empty";
    helpFunction
 fi
 
 # launch the docker file
-cmd="python contribute.py --date=\"$parameterA\" --name=\"$parameterB\""
-docker run -p 9000:9000 -it -v $(pwd)/:/presentation f2df533bdacc /bin/bash -c "$cmd"
+cmd="python contribute.py --date=\"$parameterDate\" --name=\"$parameterName\""
+
+docker run -p $dockerPort:$dockerPort -it -v $(pwd)/:/presentation $dockerImg /bin/bash -c "$cmd"