From 9b6e235b7487e6476e12b09830babbae4ccd6922 Mon Sep 17 00:00:00 2001
From: pnetlabrepo <115958905+pnetlabrepo@users.noreply.github.com>
Date: Mon, 23 Jan 2023 01:40:26 -0300
Subject: [PATCH] Create README.md

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 upgrades/from_any_to_5.2.9/README.md | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 upgrades/from_any_to_5.2.9/README.md

diff --git a/upgrades/from_any_to_5.2.9/README.md b/upgrades/from_any_to_5.2.9/README.md
new file mode 100644
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+```linux
+This script allows to upgrade PNETLab from almost any version to v5.2.9
+It cannot be used when version is 6.x
+
+File 5.2.9.zip will be downloaded from unetlab.cloud
+```
+## upgrade.sh
+
+`This script cannot be used in cases where PNETLab version is 6.x: An error message will be displayed and the script execution will be finished`
+
+`Also, this script detects if you already have PNETLab v5.2.9 in your system and avoids to upgrade twice`
+
+### Upgrade
+Apply this command using the terminal
+```linux
+wget -O upgrade.sh https://raw.githubusercontent.com/pnetlabrepo/ishare2/main/upgrades/from_any_to_5.2.9/upgrade.sh > /dev/null 2>&1 && chmod +x upgrade.sh && bash upgrade.sh
+```
+
+After a few seconds, the upgrade will be done.
+
+Note: This upgrade does not use ishare2:
+
+When you execute the command from above, the steps are as follows:
+
+1) A file called [upgrade.sh](https://raw.githubusercontent.com/pnetlabrepo/ishare2/main/upgrades/from_any_to_5.2.9/upgrade.sh) will be downloaded from this repository
+2) Execution permissions will be made to this file
+3) This script will be executed in order to make the upgrade