dt: Added test for Redpanda in FIPS permissive mode

Signed-off-by: Michael Boquard <michael@redpanda.com>

tests/rptest/tests/redpanda_startup_test.py

@@ -7,7 +7,10 @@
 # the Business Source License, use of this software will be governed
 # by the Apache License, Version 2.0
 
+import os
+
 from rptest.services.cluster import cluster
+from rptest.services.redpanda import RedpandaService, in_fips_environment
 
 from rptest.tests.redpanda_test import RedpandaTest
 
@@ -23,3 +26,48 @@ def __init__(self, test_context):
     @cluster(num_nodes=3)
     def test_startup(self):
         pass
+
+
+class RedpandaFIPSStartupTest(RedpandaTest):
+    """
+    Tests that Redpanda can start up in FIPS permissive mode
+    """
+    def __init__(self, test_context):
+        super(RedpandaFIPSStartupTest,
+              self).__init__(test_context=test_context)
+
+        for node in self.redpanda.nodes:
+            self.redpanda.set_extra_node_conf(
+                node, {
+                    "fips_mode":
+                    "permissive",
+                    "openssl_config_file":
+                    self.redpanda.get_openssl_config_file_path(),
+                    "openssl_module_directory":
+                    self.redpanda.get_openssl_modules_directory()
+                })
+
+    @cluster(num_nodes=3)
+    def test_startup(self):
+        """
+        This test will validate that Redpanda can come up in permissive mode
+        and that the proper warning messages are printed
+        """
+        fips_enabled_file = '/proc/sys/crypto/fips_enabled'
+        file_does_not_exist_log = f"File '{fips_enabled_file}' does not exist."
+        file_not_one_log = f"File '{fips_enabled_file}' not reporting '1'"
+        if in_fips_environment():
+            # Exception to the test here - if we're in a FIPS environment, no log messages should appear
+            self.logger.debug("In FIPS environment, no log expected")
+            assert not self.redpanda.search_log_all(file_does_not_exist_log)
+            assert not self.redpanda.search_log_all(file_not_one_log)
+        elif not os.path.isfile(fips_enabled_file):
+            self.logger.debug(
+                f"Not in FIPS environment and '{fips_enabled_file}' doesn't exist"
+            )
+            assert self.redpanda.search_log_all(file_does_not_exist_log)
+        else:
+            self.logger.debug(
+                f"Not in FIPS environment and '{fips_enabled_file}' file exists"
+            )
+            assert self.redpanda.search_log_all(file_not_one_log)