install dotnet in install_dir

scripts/upgrade

@@ -10,26 +10,20 @@ source /usr/share/yunohost/helpers
 #=================================================
 # STOP SYSTEMD SERVICE
 #=================================================
-ynh_script_progression --message="Stopping a systemd service..." --weight=1
+ynh_script_progression --message="Stopping $app's systemd service..." --weight=1
 
 ynh_systemd_action --service_name=$app --action="stop" --log_path="/var/log/$app/$app.log"
 
 #=================================================
 # ENSURE DOWNWARD COMPATIBILITY
 #=================================================
-# ynh_script_progression --message="Ensuring downward compatibility..." --weight=1
+ynh_script_progression --message="Ensuring downward compatibility..." --weight=1
 
-#=================================================
-# INSTALL DOTNET
-#=================================================
-ynh_script_progression --message="Updating dotnet..." --weight=1
-
-ynh_setup_source --source_id=dotnet --dest_dir="/opt/dotnet" --full_replace=1
-
-chmod -R o-rwx "/opt/dotnet"
-chown -R "$app:www-data" "/opt/dotnet"
-
-ln -sf /opt/dotnet/dotnet /usr/bin
+if [ ! -d "$install_dir/dotnet" ]; then
+    # We expect legacy install in /opt
+    ynh_secure_remove --file="/opt/dotnet"
+    ynh_secure_remove --file="/usr/bin/dotnet"
+fi
 
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
@@ -37,7 +31,8 @@ ln -sf /opt/dotnet/dotnet /usr/bin
 ynh_script_progression --message="Upgrading source files..." --weight=1
 
 # Download, check integrity, uncompress and patch the source from app.src
-ynh_setup_source --dest_dir="$install_dir"
+ynh_setup_source --dest_dir="$install_dir/source" --full_replace=1
+ynh_setup_source --source_id="dotnet" --dest_dir="$install_dir/dotnet" --full_replace=1
 
 chmod -R o-rwx "$install_dir"
 chown -R "$app:www-data" "$install_dir"