From 6781e50a271d64b4f5437c56d8b3a612ec129f5b Mon Sep 17 00:00:00 2001
From: Johan <johan.followit@gmail.com>
Date: Mon, 12 Jun 2023 08:44:13 +0200
Subject: [PATCH] Fix samba share file caching problem

---
 BashScripts/install-apache.sh | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/BashScripts/install-apache.sh b/BashScripts/install-apache.sh
index e06dd4f..a82bfa5 100644
--- a/BashScripts/install-apache.sh
+++ b/BashScripts/install-apache.sh
@@ -29,6 +29,7 @@ then
 	force create mode = 777
 	directory mask = 777
 	force directory mode = 777
+	oplocks = yes
 [/$REALUSER-www]
 EOT
 	fi
@@ -49,6 +50,7 @@ EOT
 	force group = root
 	writeable = yes
 	admin users = root
+	oplocks = yes
 [/www]
 EOT
 	fi
@@ -69,10 +71,16 @@ EOT
 	force group = root
 	writeable = yes
 	admin users = root
+	oplocks = yes
 [/apache2]
 EOT
 	fi
 	sed -i -e 's/obey pam restrictions = yes/obey pam restrictions = no/g' /etc/samba/smb.conf
+	# https://www.oreilly.com/openbook/samba/book/ch05_05.html
+	# https://unix.stackexchange.com/questions/425934/windows-clients-will-not-refresh-linux-samba-file-locally-if-reading-file-at-int
+	# Add kernel oplocks = yes   under [global]
+	sed -i '/kernel oplocks/d' /etc/samba/smb.conf
+	sed -i '/\[global\]/a kernel oplocks = yes' /etc/samba/smb.conf
 	service smbd restart 2>>install.log &&
 	ufw allow samba 2>>install.log