From 45cf1d96dffab4372f04a6e4f01a28a9585b711f Mon Sep 17 00:00:00 2001
From: pharazen <47529496+pharazen@users.noreply.github.com>
Date: Thu, 25 Jul 2019 04:13:56 -0500
Subject: [PATCH] Adds  command to remove chain_data (#2954)

---
 src/bin/grin.rs  | 10 ++++++++++
 src/bin/grin.yml |  2 ++
 2 files changed, 12 insertions(+)

diff --git a/src/bin/grin.rs b/src/bin/grin.rs
index 181c35da8..4b15f9ea5 100644
--- a/src/bin/grin.rs
+++ b/src/bin/grin.rs
@@ -169,6 +169,16 @@ fn real_main() -> i32 {
 		// client commands and options
 		("client", Some(client_args)) => cmd::client_command(client_args, node_config.unwrap()),
 
+		// clean command
+		("clean", _) => {
+			let db_root_path = node_config.unwrap().members.unwrap().server.db_root;
+			println!("Cleaning chain data directory: {}", db_root_path);
+			match std::fs::remove_dir_all(db_root_path) {
+				Ok(_) => 0,
+				Err(_) => 1,
+			}
+		},
+
 		// If nothing is specified, try to just use the config file instead
 		// this could possibly become the way to configure most things
 		// with most command line options being phased out
diff --git a/src/bin/grin.yml b/src/bin/grin.yml
index e286e475e..bf953cd3c 100644
--- a/src/bin/grin.yml
+++ b/src/bin/grin.yml
@@ -12,6 +12,8 @@ args:
       long: usernet
       takes_value: false
 subcommands:
+  - clean:
+      about: Clean Grin chain data
   - wallet:
       about: As of v1.1.0, the wallet has been split into a separate executable. See https://github.com/mimblewimble/grin-wallet/releases
       usage: As of v1.1.0, the wallet has been split into a separate executable. See https://github.com/mimblewimble/grin-wallet/releases to download