Add util scripts to manage roles

utils/assign-role.sh

+#!/bin/bash
+
+USERNAME=$1
+ROLE=$2
+SERVER=$3
+PORT=$4
+
+if [[ $USERNAME == "" ]] || [[ $ROLE == "" ]]; then
+    echo "Please specify username and role"
+    exit 1
+fi
+if [[ $SERVER == "" ]]; then
+    SERVER=localhost
+fi
+if [[ $PORT == "" ]]; then
+    PORT=5000
+fi
+
+echo "Assigning role $ROLE to User $USERNAME"
+curl --header "Content-Type: application/json" \
+     --request POST \
+     --data "{\"query\": \"mutation {addRoleToUser(username: \\\"$USERNAME\\\", role: \\\"$ROLE\\\"){user{username, roles{edges{node{name}}}}}}\" }" \
+     http://$SERVER:$PORT/graphql

utils/create-role.sh

+#!/bin/bash
+
+ROLE=$1
+SERVER=$2
+PORT=$3
+
+if [[ $ROLE == "" ]]; then
+    echo "Please specify a role name"
+    exit 1
+fi
+if [[ $SERVER == "" ]]; then
+    SERVER=localhost
+fi
+if [[ $PORT == "" ]]; then
+    PORT=5000
+fi
+
+echo "Creating role $ROLE"
+curl --header "Content-Type: application/json" \
+     --request POST \
+     --data "{\"query\": \"mutation {createRole(name: \\\"$ROLE\\\"){role{name}}}\" }" \
+     http://$SERVER:$PORT/graphql