From bdacca1931461e6b71af6c74dc0c97c622dbde37 Mon Sep 17 00:00:00 2001
From: Alexander Zubarev <a.zubarev@zk-tech.info>
Date: Wed, 30 Sep 2026 12:53:21 +0300
Subject: [PATCH] =?UTF-8?q?=D0=9E=D0=B1=D0=BD=D0=BE=D0=B2=D0=B8=D1=82?=
 =?UTF-8?q?=D1=8C=20scripts/deploy-nextcloud.sh?=
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---
 scripts/deploy-nextcloud.sh | 56 +++++++++++++++++++++++++++++++------
 1 file changed, 47 insertions(+), 9 deletions(-)

diff --git a/scripts/deploy-nextcloud.sh b/scripts/deploy-nextcloud.sh
index 140579a..d0166c5 100755
--- a/scripts/deploy-nextcloud.sh
+++ b/scripts/deploy-nextcloud.sh
@@ -296,32 +296,70 @@ OLD_IMAGE="$(
 
 
 # ============================================================
-# Detect actual current Nextcloud version
+# Detect current Nextcloud status/version
+#
+# Use OCC instead of reading version.php directly.
+# OCC is the supported machine-readable interface and also
+# verifies that the currently running installation can load.
 # ============================================================
 
 log "Detect current Nextcloud version"
 
-CURRENT_NC_VERSION="$(
+
+set +e
+
+CURRENT_STATUS_JSON="$(
     docker exec \
+        -u www-data \
         nextcloud \
-        php -r '
-            require "/var/www/html/version.php";
-            echo implode(".", $OC_Version);
-        '
+        php occ status \
+        --output=json \
+        2>&1
+)"
+
+CURRENT_STATUS_RC=$?
+
+set -e
+
+
+if [[ "${CURRENT_STATUS_RC}" -ne 0 ]]
+then
+
+    echo
+    echo "--- OCC status output ---"
+    echo "${CURRENT_STATUS_JSON}"
+
+    fail \
+        "Could not get current Nextcloud status (exit code ${CURRENT_STATUS_RC})"
+
+fi
+
+
+CURRENT_NC_VERSION="$(
+    printf '%s\n' "${CURRENT_STATUS_JSON}" |
+        sed -nE \
+        's/.*"versionstring"[[:space:]]*:[[:space:]]*"([^"]+)".*/\1/p' |
+        head -n1
 )"
 
 
-[[ -n "${CURRENT_NC_VERSION}" ]] || \
+[[ -n "${CURRENT_NC_VERSION}" ]] || {
+
+    echo
+    echo "OCC output:"
+    echo "${CURRENT_STATUS_JSON}"
+
     fail "Could not determine current Nextcloud version"
 
+}
 
-echo "Current Docker image:"
+
+echo "Current image:"
 echo "  ${OLD_IMAGE}"
 
 echo "Current Nextcloud version:"
 echo "  ${CURRENT_NC_VERSION}"
 
-
 # ============================================================
 # Pull target Nextcloud image
 #