From b55cc1989c52679389f408f2f9c3e83b1eb10f2f Mon Sep 17 00:00:00 2001
From: nabarun <nabarun@deepstacksoft.com>
Date: Mon, 9 May 2022 13:01:34 +0530
Subject: [PATCH] Update readme to run server

---
 .gitignore  |  1 +
 Makefile    |  4 ++++
 README.md   | 24 ++++++++++++++++++++++++
 cmd/root.go |  5 +++++
 4 files changed, 34 insertions(+)
 create mode 100644 Makefile

diff --git a/.gitignore b/.gitignore
index 4469811..229a9a5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 .idea/
 leveldb-ethdb-rpc
+environments/config.toml
\ No newline at end of file
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..7365f72
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,4 @@
+# Build
+build:
+	go fmt ./...
+	go build
\ No newline at end of file
diff --git a/README.md b/README.md
index 0cf1239..e6a4874 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,26 @@
 # leveldb-ethdb-rpc
 Thin RPC wrapper around LevelDB to expose data remotely
+
+## Setup
+
+Run the following
+
+```bash
+make build
+```
+
+Create a `config.toml` file from [example.toml](./environments/example.toml) file.
+
+Update the config for path to geth leveldb and geth ancient database
+
+```toml
+[leveldb]
+    path = "/path/to/eth/data/geth/chaindata" # $LEVELDB_PATH
+    ancient = "/path/to/eth/data/geth/chaindata/ancient" # $LEVELDB_ANCIENT_PATH
+```
+
+## Usage
+
+After building the binary, run as
+
+`./leveldb-ethdb-rpc serve --config ./environments/config.toml`
diff --git a/cmd/root.go b/cmd/root.go
index 02b3359..59d818e 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -79,6 +79,11 @@ func logLevel() error {
 	return nil
 }
 
+func init() {
+	cobra.OnInitialize(initConfig)
+	rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file location")
+}
+
 // initConfig reads in config file and ENV variables if set.
 func initConfig() {
 	if cfgFile != "" {