Add change_url script

check_process

@@ -17,6 +17,7 @@
 		multi_instance=1
 		incorrect_path=1
 		port_already_use=0
+		change_url=1
 ;;; Levels
 	Level 1=auto
 	Level 2=auto

scripts/_common.sh

@@ -575,6 +575,8 @@ ynh_local_curl () {
 	curl --silent --show-error -kL -H "Host: $domain" -X POST --resolve $domain:443:127.0.0.1 $POST_data "$full_page_url"
 }
 
+# ============= FUTURE YUNOHOST HELPERS =============
+
 # Create a dedicated fail2ban config (jail and filter conf files)
 #
 # usage: ynh_add_fail2ban_config log_file filter [max_retry [ports]]
@@ -627,4 +629,15 @@ ynh_remove_fail2ban_config () {
 	ynh_secure_remove "/etc/fail2ban/jail.d/$app.conf"
   ynh_secure_remove "/etc/fail2ban/filter.d/$app.conf"
 	sudo systemctl restart fail2ban
-}
+}
+
+# Delete a file checksum from the app settings
+#
+# $app should be defined when calling this helper
+#
+# usage: ynh_remove_file_checksum file
+# | arg: file - The file for which the checksum will be deleted
+ynh_delete_file_checksum () {
+	local checksum_setting_name=checksum_${1//[\/ ]/_}	# Replace all '/' and ' ' by '_'
+	ynh_app_setting_delete $app $checksum_setting_name
+}

scripts/change_url

@@ -0,0 +1,86 @@
+#!/bin/bash
+
+#=================================================
+# GENERIC STARTING
+#=================================================
+# IMPORT GENERIC HELPERS
+#=================================================
+
+source _common.sh
+source /usr/share/yunohost/helpers
+
+#=================================================
+# RETRIEVE ARGUMENTS
+#=================================================
+
+old_domain=$YNH_APP_OLD_DOMAIN
+old_path=$YNH_APP_OLD_PATH
+
+new_domain=$YNH_APP_NEW_DOMAIN
+new_path=$YNH_APP_NEW_PATH
+
+app=$YNH_APP_INSTANCE_NAME
+
+#=================================================
+# CHECK PATHS SYNTAX
+#=================================================
+
+test -n "$old_path" || old_path="/"
+test -n "$new_path" || new_path="/"
+new_path=$(ynh_normalize_url_path $new_path)
+old_path=$(ynh_normalize_url_path $old_path)
+
+#=================================================
+# CHECK WHICH PARTS SHOULD BE CHANGED
+#=================================================
+
+change_domain=0
+if [ "$old_domain" != "$new_domain" ]
+then
+	change_domain=1
+fi
+
+change_path=0
+if [ "$old_path" != "$new_path" ]
+then
+	change_path=1
+fi
+
+#=================================================
+# STANDARD MODIFICATIONS
+#=================================================
+# MODIFY URL IN NGINX CONF FILE
+#=================================================
+
+nginx_conf_path=/etc/nginx/conf.d/$old_domain.d/$app.conf
+
+# Change the path in the nginx config file
+if [ $change_path -eq 1 ]
+then
+  # Make a backup of the original nginx config file if modified
+  ynh_backup_if_checksum_is_different "$nginx_conf_path"
+  # Replace locations starting with old_path
+  # Look for every location possible patterns (see https://nginx.org/en/docs/http/ngx_http_core_module.html#location)
+  ynh_replace_string "location\( \(=\|~\|~\*\|\^~\)\)\? $old_path" "location\1 $new_path"  "$nginx_conf_path"
+  # Replace path in "return" directives
+  ynh_replace_string "return \([[:digit:]]\{3\}\) $old_path" "return \1 $new_path"  "$nginx_conf_path"
+  # Calculate and store the nginx config file checksum
+  ynh_store_file_checksum "$nginx_conf_path"
+fi
+
+# Change the domain for nginx
+if [ $change_domain -eq 1 ]
+then
+  ynh_delete_file_checksum "$nginx_conf_path"
+  mv $nginx_conf_path /etc/nginx/conf.d/$new_domain.d/$app.conf
+  # Store file checksum for the new config file location
+  ynh_store_file_checksum "/etc/nginx/conf.d/$new_domain.d/$app.conf"
+fi
+
+#=================================================
+# GENERIC FINALIZATION
+#=================================================
+# RELOAD NGINX
+#=================================================
+
+sudo systemctl reload nginx