From 225ce0a59cf0663dbc575fc7f89310433e4e62ac Mon Sep 17 00:00:00 2001
From: Badlop <badlop@process-one.net>
Date: Mon, 17 Apr 2023 12:14:15 +0200
Subject: [PATCH] No need to setup captcha_url, by default auto may be good
 enough

---
 ecs/README.md | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/ecs/README.md b/ecs/README.md
index 24e70a0..f5ac2d3 100644
--- a/ecs/README.md
+++ b/ecs/README.md
@@ -115,10 +115,9 @@ Now update your ejabberd configuration file, for example:
 docker exec -it ejabberd vi conf/ejabberd.yml
 ```
 
-and add the required options:
-```
+and add this option:
+```yaml
 captcha_cmd: /home/ejabberd/lib/ejabberd-21.1.0/priv/bin/captcha.sh
-captcha_url: https://localhost:5443/captcha
 ```
 
 Finally, reload the configuration file or restart the container:
@@ -126,6 +125,19 @@ Finally, reload the configuration file or restart the container:
 docker exec ejabberd bin/ejabberdctl reload_config
 ```
 
+If the CAPTCHA image is not visible, there may be a problem generating it
+(the ejabberd log file may show some error message);
+or the image URL may not be correctly detected by ejabberd,
+in that case you can set the correct URL manually, for example:
+```yaml
+captcha_url: https://localhost:5443/captcha
+```
+
+For more details about CAPTCHA options, please check the
+[CAPTCHA](https://docs.ejabberd.im/admin/configuration/basic/#captcha)
+documentation section.
+
+
 ## Use ejabberdapi
 
 When the container is running (and thus ejabberd), you can exec commands inside the container