From 7f6610f67b500d864dad0a40395264dc564e032e Mon Sep 17 00:00:00 2001
From: Dominik Bartkiewicz <bart@schedmd.com>
Date: Wed, 23 Jan 2019 14:48:17 -0700
Subject: [PATCH] Add global function to the test suite to check for the extern
 step.

Bug 6357
---
 testsuite/expect/globals | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/testsuite/expect/globals b/testsuite/expect/globals
index 98d34882e51..5dc80a9cda1 100755
--- a/testsuite/expect/globals
+++ b/testsuite/expect/globals
@@ -4035,6 +4035,32 @@ proc get_prolog { } {
 	return $prolog
 }
 
+proc expect_extern_step { } {
+	global scontrol
+	# If PrologFlags=contain is in slurm.conf, then an "extern" step will be
+	# launched on each node, so we need to check for 3 steps per
+	# job instead of 2.
+
+	log_user 0
+	set extern_step 0
+	set scon_pid [spawn -noecho $scontrol show config]
+	expect {
+		-re "PrologFlags\\s*=\\s*\[A-z/,\]*Contain" {
+			set extern_step 1
+		}
+		timeout {
+			log_error "scontrol show config not responding\n"
+			exit 1
+		}
+		eof {
+			wait
+		}
+	}
+	log_user 1
+
+	return $extern_step
+}
+
 ################################################################
 #
 # Proc: test_pack_step
-- 
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