Add inject spam script.

inject_spam.sh

@@ -0,0 +1,77 @@
+#!/bin/bash
+
+# Function to print the usage of the script
+usage() {
+    echo "Usage: $0 --static-node <> --delay-milliseconds <>"
+    exit 1
+}
+
+# Default values
+DEFAULT_DELAY_MILLISECONDS=200
+
+# Initialize variables
+DELAY_MILLISECONDS=$DEFAULT_DELAY_MILLISECONDS
+STATIC_NODE=""
+
+# Parse named parameters
+while [[ "$#" -gt 0 ]]; do
+    case $1 in
+        --delay-milliseconds)
+            DELAY_MILLISECONDS="$2"
+            shift 2
+            ;;
+        --static-node)
+            STATIC_NODE="$2"
+            shift 2
+            ;;
+        *)
+            echo "Unknown parameter passed: $1"
+            usage
+            ;;
+    esac
+done
+
+# Validate required parameters
+if [[ -z "$STATIC_NODE" ]]; then
+    echo "Error: --static-node is required."
+    usage
+fi
+
+# Validate delay-seconds is an integer
+if ! [[ "$DELAY_MILLISECONDS" =~ ^[0-9]+$ ]]; then
+    echo "Error: --delay-milliseconds must be an integer."
+    exit 1
+fi
+
+# Check if default values are used and warn
+if [[ "$DELAY_MILLISECONDS" -eq $DEFAULT_DELAY_MILLISECONDS ]]; then
+    echo "Warning: Using default value for --delay-milliseconds: $DEFAULT_DELAY_MILLISECONDS"
+fi
+
+# Output the parameters as a summary
+echo "====================================="
+echo "         Summary of Parameters       "
+echo "====================================="
+echo "- Delay:           ${DELAY_MILLISECONDS}ms"
+echo "- Static Node:     ${STATIC_NODE}"
+echo "====================================="
+
+# Run the command
+docker run -it --network waku-simulator_simulation quay.io/wakuorg/nwaku-pr:2821 \
+      --relay=true \
+      --rln-relay=true \
+      --rln-relay-dynamic=true \
+      --rln-relay-eth-client-address=http://foundry:8545 \
+      --rln-relay-eth-contract-address=0xCf7Ed3AccA5a467e9e704C703E8D87F634fB0Fc9 \
+      --rln-relay-epoch-sec=1 \
+      --rln-relay-user-message-limit=1 \
+      --log-level=DEBUG \
+      --staticnode=${STATIC_NODE} \
+      --pubsub-topic=/waku/2/rs/66/0 \
+      --cluster-id=66 \
+      --rln-relay-eth-private-key=0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80 \
+      --rln-relay-cred-path=/keystore.json \
+      --rln-relay-cred-password=password123 \
+      --spammer=true \
+      --spammer-delay-between-msg=${DELAY_MILLISECONDS}
+