code moved from scripts repo;

dump works

rin/wallet/cmd/rpc_call.sh

@@ -0,0 +1,87 @@
+#!/bin/bash
+
+# General script for RIN RPC calls
+# Usage: ./rpc_call.sh <method> [param1] [param2] ... [rpc_user] [rpc_password] [rpc_host] [rpc_port]
+
+if [ $# -lt 1 ]; then
+    echo "Usage: $0 <method> [param1] [param2] ... [rpc_user] [rpc_password] [rpc_host] [rpc_port]"
+    echo "Examples:"
+    echo "  $0 getinfo"
+    echo "  $0 getnewaddress myaccount"
+    echo "  $0 listtransactions \"*\" 10"
+    echo "  $0 gettransaction txid"
+    exit 1
+fi
+
+METHOD=$1
+shift
+
+# Parse parameters - last 4 optional args are RPC connection details
+PARAMS=()
+RPC_USER="rinrpc"
+RPC_PASSWORD="password"
+RPC_HOST="localhost"
+RPC_PORT="8332"
+
+# Check if last 4 args are RPC connection details
+if [ $# -ge 4 ]; then
+    # Assume last 4 are RPC details
+    RPC_PORT="${@: -1}"
+    RPC_HOST="${@: -2}"
+    RPC_PASSWORD="${@: -3}"
+    RPC_USER="${@: -4}"
+    PARAMS=("${@:1:$#-4}")
+else
+    PARAMS=("$@")
+fi
+
+# Build JSON parameters array
+PARAMS_JSON=""
+if [ ${#PARAMS[@]} -gt 0 ]; then
+    PARAMS_JSON="["
+    for param in "${PARAMS[@]}"; do
+        # Try to parse as number, otherwise treat as string
+        if [[ $param =~ ^[0-9]+(\.[0-9]+)?$ ]]; then
+            PARAMS_JSON="$PARAMS_JSON$param,"
+        else
+            PARAMS_JSON="$PARAMS_JSON\"$param\","
+        fi
+    done
+    PARAMS_JSON="${PARAMS_JSON%,}]"
+else
+    PARAMS_JSON="[]"
+fi
+
+# JSON-RPC request
+RPC_REQUEST='{
+  "jsonrpc": "2.0",
+  "id": "'"$METHOD"'",
+  "method": "'"$METHOD"'",
+  "params": '"$PARAMS_JSON"'
+}'
+
+echo "Calling RPC method: $METHOD"
+echo "Parameters: $PARAMS_JSON"
+
+# Make the RPC call
+RESPONSE=$(curl -s -u "$RPC_USER:$RPC_PASSWORD" \
+    -H "Content-Type: application/json" \
+    -d "$RPC_REQUEST" \
+    "http://$RPC_HOST:$RPC_PORT")
+
+# Check for errors
+ERROR=$(echo "$RESPONSE" | jq -r '.error' 2>/dev/null)
+if [ "$ERROR" != "null" ] && [ -n "$ERROR" ]; then
+    echo "Error: $(echo "$ERROR" | jq -r '.message')"
+    exit 1
+fi
+
+# Display result
+RESULT=$(echo "$RESPONSE" | jq -r '.result' 2>/dev/null)
+if [ "$RESULT" != "null" ]; then
+    echo "Result:"
+    echo "$RESPONSE" | jq '.result'
+else
+    echo "Response:"
+    echo "$RESPONSE"
+fi