From 55c67b2fc34e983861b7305e992bcd3cb54e63da Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Mon, 3 Apr 2017 14:35:46 +0200
Subject: [scripts/mount-store] Try more CIFS options, remember last working
 options

---
 scripts/mount-store | 52 +++++++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 41 insertions(+), 11 deletions(-)

diff --git a/scripts/mount-store b/scripts/mount-store
index e0ce839..715a8a4 100755
--- a/scripts/mount-store
+++ b/scripts/mount-store
@@ -6,6 +6,9 @@ if [ $# -lt 2 ]; then
 	exit 1
 fi
 
+declare -rg CIFS_OPTS="/opt/openslx/cifs.opts"
+declare -rg NFS_OPTS="/opt/openslx/nfs.opts"
+
 WHAT="$1"
 SOURCE="$2"
 USERNAME="$3"
@@ -130,17 +133,44 @@ elif grep -E -q '^//' <<<$SOURCE; then
 	# seems to be SMB
 	export USER="$USERNAME"
 	export PASSWD="$PASSWORD"
-	for sec in ntlmv2 ntlm; do
-		echo " * Trying ${sec}..."
-		mount -v -t cifs -o rw,uid=0,gid=12345,forceuid,forcegid,nounix,file_mode=0664,dir_mode=0775,sec=$sec "$SOURCE" "$DEST"
-		RET=$?
-		[ "$RET" -ne "0" ] && continue
-		echo "Mount succeeded, checking write permissions...."
-		storage_test
-		RET=$?
-		[ "$RET" -eq "0" ] && break
-		umount -v "$DEST" || umount -v -f -l "$DEST"
-	done
+	RET=999
+	OPTSTR=
+	if [ -f "$CIFS_OPTS" ]; then
+		OPTSTR=$(cat "$CIFS_OPTS")
+	fi
+	if [ -n "$OPTSTR" ]; then
+		echo " * Trying last successful mount options..."
+		if mount -v -t cifs -o "$OPTSTR" "$SOURCE" "$DEST"; then
+			echo "Mount succeeded, checking write permissions...."
+			storage_test
+			RET=$?
+			if [ "$RET" -ne "0" ]; then
+				umount -v "$DEST" || umount -v -f -l "$DEST"
+			fi
+		fi
+	fi
+	if [ "$RET" -ne "0" ]; then
+		for vers in "" "3.0" "2.1" "1.0" "2.0"; do
+			[ -n "$vers" ] && vers=",vers=${vers}"
+			for sec in "" "ntlmssp" "ntlmv2" "ntlm"; do
+				[ -n "$sec" ] && sec=",sec=${sec}"
+				echo " * Trying ...${vers}${sec}..."
+				OPTSTR="rw,uid=0,gid=12345,forceuid,forcegid,nounix,file_mode=0664,dir_mode=0775$vers$sec"
+				mount -v -t cifs -o "$OPTSTR" "$SOURCE" "$DEST"
+				RET=$?
+				[ "$RET" -ne "0" ] && continue
+				echo "Mount succeeded, checking write permissions...."
+				storage_test
+				RET=$?
+				[ "$RET" -eq "0" ] && break
+				umount -v "$DEST" || umount -v -f -l "$DEST"
+			done
+			[ "$RET" -eq "0" ] && break
+		done
+		if [ "$RET" -eq "0" ] && [ -n "$OPTSTR" ]; then
+			echo "$OPTSTR" > "$CIFS_OPTS"
+		fi
+	fi
 	unset USER PASSWD
 else
 	echo "Unknown mount type: $SOURCE"
-- 
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