[ltp,v4,2/3] IMA: Move ima_check to ima_setup.sh

Commit Message

Alex Henrie Sept. 21, 2021, 12:41 a.m. UTC

Signed-off-by: Alex Henrie <[e-mail]>
---
 .../integrity/ima/tests/ima_measurements.sh   | 28 -------------------
 .../security/integrity/ima/tests/ima_setup.sh | 28 +++++++++++++++++++
 2 files changed, 28 insertions(+), 28 deletions(-)

Patch

diff --git a/testcases/kernel/security/integrity/ima/tests/ima_measurements.sh b/testcases/kernel/security/integrity/ima/tests/ima_measurements.sh
index 1927e937c..807c5f57b 100755
--- a/testcases/kernel/security/integrity/ima/tests/ima_measurements.sh
+++ b/testcases/kernel/security/integrity/ima/tests/ima_measurements.sh
@@ -17,38 +17,10 @@  setup()
 {
 	require_ima_policy_cmdline "tcb"
 
-	TEST_FILE="$PWD/test.txt"
 	POLICY="$IMA_DIR/policy"
 	[ -f "$POLICY" ] || tst_res TINFO "not using default policy"
 }
 
-ima_check()
-{
-	local algorithm digest expected_digest line tmp
-
-	# need to read file to get updated $ASCII_MEASUREMENTS
-	cat $TEST_FILE > /dev/null
-
-	line="$(grep $TEST_FILE $ASCII_MEASUREMENTS | tail -1)"
-
-	if tmp=$(get_algorithm_digest "$line"); then
-		algorithm=$(echo "$tmp" | cut -d'|' -f1)
-		digest=$(echo "$tmp" | cut -d'|' -f2)
-	else
-		tst_res TBROK "failed to get algorithm/digest for '$TEST_FILE': $tmp"
-	fi
-
-	tst_res TINFO "computing digest for $algorithm algorithm"
-	expected_digest="$(compute_digest $algorithm $TEST_FILE)" || \
-		tst_brk TCONF "cannot compute digest for $algorithm algorithm"
-
-	if [ "$digest" = "$expected_digest" ]; then
-		tst_res TPASS "correct digest found"
-	else
-		tst_res TFAIL "digest not found"
-	fi
-}
-
 check_iversion_support()
 {
 	local device mount fs
diff --git a/testcases/kernel/security/integrity/ima/tests/ima_setup.sh b/testcases/kernel/security/integrity/ima/tests/ima_setup.sh
index 9c25d634d..976c6a86c 100644
--- a/testcases/kernel/security/integrity/ima/tests/ima_setup.sh
+++ b/testcases/kernel/security/integrity/ima/tests/ima_setup.sh
@@ -188,6 +188,7 @@  ima_setup()
 	if [ "$TST_NEEDS_DEVICE" = 1 ]; then
 		tst_res TINFO "\$TMPDIR is on tmpfs => run on loop device"
 		mount_loop_device
+		TEST_FILE="$PWD/test.txt"
 	fi
 
 	[ -n "$TST_SETUP_CALLER" ] && $TST_SETUP_CALLER
@@ -279,6 +280,33 @@  get_algorithm_digest()
 	echo "$algorithm|$digest"
 }
 
+ima_check()
+{
+	local algorithm digest expected_digest line tmp
+
+	# need to read file to get updated $ASCII_MEASUREMENTS
+	cat $TEST_FILE > /dev/null
+
+	line="$(grep $TEST_FILE $ASCII_MEASUREMENTS | tail -1)"
+
+	if tmp=$(get_algorithm_digest "$line"); then
+		algorithm=$(echo "$tmp" | cut -d'|' -f1)
+		digest=$(echo "$tmp" | cut -d'|' -f2)
+	else
+		tst_res TBROK "failed to get algorithm/digest for '$TEST_FILE': $tmp"
+	fi
+
+	tst_res TINFO "computing digest for $algorithm algorithm"
+	expected_digest="$(compute_digest $algorithm $TEST_FILE)" || \
+		tst_brk TCONF "cannot compute digest for $algorithm algorithm"
+
+	if [ "$digest" = "$expected_digest" ]; then
+		tst_res TPASS "correct digest found"
+	else
+		tst_res TFAIL "digest not found"
+	fi
+}
+
 # check_evmctl REQUIRED_TPM_VERSION
 # return: 0: evmctl is new enough, 1: version older than required (or version < v0.9)
 check_evmctl()