From 45a8428a30c2aebeb5163913c8167b318ff65c81 Mon Sep 17 00:00:00 2001
From: Helmut Grohne <helmut@subdivi.de>
Date: Sat, 31 Dec 2022 07:34:10 +0100
Subject: tests: rework common code

Turn try-ssh.sh script into a shell function library.
---
 tests/test_common.sh | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 tests/test_common.sh

(limited to 'tests/test_common.sh')

diff --git a/tests/test_common.sh b/tests/test_common.sh
new file mode 100644
index 0000000..f42a26a
--- /dev/null
+++ b/tests/test_common.sh
@@ -0,0 +1,18 @@
+#!/bin/sh
+
+run_ssh() {
+	test -n "${SSH_KEYPATH:-}" && set -- -i "$SSH_KEYPATH" "$@"
+	test -n "${SSH_PORT:-}" && set -- -p "$SSH_PORT" "$@"
+	ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -l root "$@"
+}
+
+wait_ssh() {
+	wait_ssh_timeout=5
+	wait_ssh_ts=$(sleepenh 0 || [ $? -eq 1 ])
+	for _ in $(seq 30); do
+		run_ssh -o ConnectTimeout="$wait_ssh_timeout" "$@" echo success && return 0
+		wait_ssh_ts=$(sleepenh "$wait_ssh_ts" "$wait_ssh_timeout" || [ $? -eq 1 ])
+	done
+	echo "timeout reached" >&2
+	return 1
+}
-- 
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