From 7b6183d699f68dbb4bdd9c3dc608a49ceb203db3 Mon Sep 17 00:00:00 2001
From: shimataro <shimataro@zelkova.cc>
Date: Sun, 7 Mar 2021 21:09:28 +0900
Subject: [PATCH] update README

---
 README.md | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/README.md b/README.md
index 029f524..ff5a8c8 100644
--- a/README.md
+++ b/README.md
@@ -36,6 +36,7 @@ steps:
     name: id_rsa # optional
     known_hosts: ${{ secrets.KNOWN_HOSTS }}
     config: ${{ secrets.CONFIG }} # ssh_config; optional
+    if_key_exists: fail # replace / ignore / fail; optional (defaults to fail)
 - name: rsync over ssh
   run: rsync ./foo/ user@remote:bar/
 ```
@@ -88,6 +89,14 @@ Check below:
 * `Host key verification failed.`:
     * Set `known_hosts` parameter correctly (use `ssh-keyscan` command).
 
+### I want to replace/ignore if key exists.
+
+Use `if_key_exists` parameter.
+
+* `replace`: replaces key
+* `ignore`: do nothing
+* `fail`: fails (default)
+
 ### How do I use encrypted SSH key?
 
 This action doesn't support encrypted key directly.