From b31f5ec63b8549cf1340b80a2ea32f5209ed2ee8 Mon Sep 17 00:00:00 2001
From: Frank Brehm <frank@brehm-online.com>
Date: Mon, 14 Feb 2022 17:38:19 +0100
Subject: [PATCH] Ensuring idempotence

---
 migrate-sieve | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/migrate-sieve b/migrate-sieve
index 2b2a4b0..04035f4 100755
--- a/migrate-sieve
+++ b/migrate-sieve
@@ -52,6 +52,7 @@ SIEVE_FILE_BASE="Normal.sieve"
 DOVECOT_SIEVE_FILE_BASE=".dovecot.sieve"
 
 declare -a MAIL_DNS=()
+declare -A ENSURED_DIRS=()
 
 #-------------------------------------------------------------------
 detect_color() {
@@ -435,11 +436,18 @@ LN() {
 ensure_vmail_dir() {
 
     local vdir="$1"
+
+    if [[ -v ENSURED_DIRS[${vdir}] ]] ; then
+        debug "Directory '${CYAN}${vdir}${NORMAL}' already handled."
+        return
+    fi
+
     if [[ ! -d "${vdir}" ]] ; then
         MKDIR "${vdir}"
     fi
     CHMOD 0700 "${vdir}"
     CHOWN "${VMAIL_USER}:${VMAIL_GROUP}" "${vdir}"
+    ENSURED_DIRS[${vdir}]="y"
 
 }
 
-- 
2.39.5