Replace external waitfor script with a function

Signed-off-by: Martin Schwenke <martin@meltin.net>

1 files changed, 25 insertions, 0 deletions

diff --git a/autocluster b/autocluster
index f742848..3c8219f 100755
--- a/autocluster
+++ b/autocluster
@@ -96,6 +96,31 @@ announce ()
     echo ""
 }
 
+waitfor ()
+{
+    local file="$1"
+    local msg="$2"
+    local timeout="$3"
+
+    local tmpfile=$(mktemp)
+
+    cat <<EOF >"$tmpfile"
+spawn tail -n 10000 -f $file
+expect -timeout $timeout -re "$msg"
+EOF
+
+    export LANG=C
+    expect "$tmpfile"
+    rm -f "$tmpfile"
+
+    if ! grep -E "$msg" "$file" > /dev/null; then
+	echo "Failed to find \"$msg\" in \"$file\""
+	return 1
+    fi
+
+    return 0
+}
+
 ###############################
 
 # Indirectly call a function named by ${1}_${2}