First push from Satoshi Portal's own cyphernode

pycoin_docker/script/pycoin.sh

@@ -0,0 +1,47 @@
+#!/bin/sh
+
+. ./trace.sh
+
+derive()
+{
+	trace "Entering derive()..."
+
+	local request=${1}
+	local pub32=$(echo "${request}" | jq ".pub32" | tr -d '"')
+	local path=$(echo "${request}" | jq ".path" | tr -d '"')
+
+	local result
+	local returncode
+	trace "[derive] path=${path}"
+	trace "[derive] pub32=${pub32}"
+
+	result=$(ku -n BTC -s ${path} -a E:${pub32})
+
+	returncode=$?
+	trace_rc ${returncode}
+	trace "[derive] result=${result}"
+
+	local notfirst=false
+
+	echo -n "{\"addresses\":["
+
+	local IFS=$'\n'
+	for address in ${result}
+	do
+		if ${notfirst}; then
+			echo ","
+		else
+			notfirst=true
+		fi
+		trace "[derive] address=${address}"
+
+		data="{\"address\":\"${address}\"}"
+		trace "[derive] data=${data}"
+
+		echo -n "${data}"
+	done
+
+	echo "]}"
+
+	return ${returncode}
+}