[PATCH v3] common: handle ceph's new mount syntax

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Cephfs is introducing a new mount device syntax. Fix the fstests
infrastructure to handle the new syntax correctly.

Cc: Zorro Lang <zlang@xxxxxxxxxx>
Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
---
 common/config |  8 ++++++++
 common/rc     | 22 ++++++++++++++++++++--
 2 files changed, 28 insertions(+), 2 deletions(-)

v2: more rigorous check for ceph mount device in _check_device
v3: consolidate multiple grep commands into single regex

diff --git a/common/config b/common/config
index e0a5c5df58ff..2b357746476b 100644
--- a/common/config
+++ b/common/config
@@ -537,6 +537,14 @@ _check_device()
 		# 9p and virtiofs mount tags are just plain strings, so anything is allowed
 		# tmpfs doesn't use mount source, ignore
 		;;
+	ceph)
+		# ceph has two different possible syntaxes for mount devices. The
+		# network URL check above catches the legacy syntax. Check for the
+		# new-style syntax here.
+		if ( echo $dev | grep -qEv "=/" ); then
+			_fatal "common/config: $name ($dev) is not a valid ceph mount string"
+		fi
+		;;
 	overlay)
 		if [ ! -d "$dev" ]; then
 			_fatal "common/config: $name ($dev) is not a directory for overlay"
diff --git a/common/rc b/common/rc
index f8afd93d656c..c087875a4251 100644
--- a/common/rc
+++ b/common/rc
@@ -1592,7 +1592,7 @@ _require_scratch_nocheck()
 			_notrun "this test requires a valid \$SCRATCH_MNT"
 		fi
 		;;
-	nfs*|ceph)
+	nfs*)
 		echo $SCRATCH_DEV | grep -q ":/" > /dev/null 2>&1
 		if [ -z "$SCRATCH_DEV" -o "$?" != "0" ]; then
 			_notrun "this test requires a valid \$SCRATCH_DEV"
@@ -1601,6 +1601,15 @@ _require_scratch_nocheck()
 			_notrun "this test requires a valid \$SCRATCH_MNT"
 		fi
 		;;
+	ceph)
+		echo $SCRATCH_DEV | grep -qE "=/|:/" > /dev/null 2>&1
+		if [ -z "$SCRATCH_DEV" -o "$?" != "0" ]; then
+			_notrun "this test requires a valid \$SCRATCH_DEV"
+		fi
+		if [ ! -d "$SCRATCH_MNT" ]; then
+			_notrun "this test requires a valid \$SCRATCH_MNT"
+		fi
+		;;
 	pvfs2)
 		echo $SCRATCH_DEV | grep -q "://" > /dev/null 2>&1
 		if [ -z "$SCRATCH_DEV" -o "$?" != "0" ]; then
@@ -1783,7 +1792,7 @@ _require_test()
 			_notrun "this test requires a valid \$TEST_DIR"
 		fi
 		;;
-	nfs*|ceph)
+	nfs*)
 		echo $TEST_DEV | grep -q ":/" > /dev/null 2>&1
 		if [ -z "$TEST_DEV" -o "$?" != "0" ]; then
 			_notrun "this test requires a valid \$TEST_DEV"
@@ -1792,6 +1801,15 @@ _require_test()
 			_notrun "this test requires a valid \$TEST_DIR"
 		fi
 		;;
+	ceph)
+		echo $TEST_DEV | grep -qE "=/|:/" > /dev/null 2>&1
+		if [ -z "$TEST_DEV" -o "$?" != "0" ]; then
+			_notrun "this test requires a valid \$TEST_DEV"
+		fi
+		if [ ! -d "$TEST_DIR" ]; then
+			_notrun "this test requires a valid \$TEST_DIR"
+		fi
+		;;
 	cifs)
 		echo $TEST_DEV | grep -q "//" > /dev/null 2>&1
 		if [ -z "$TEST_DEV" -o "$?" != "0" ]; then
-- 
2.33.1




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