split out waitfor

1 files changed, 30 insertions, 0 deletions

diff --git a/base/usr/bin/waitfor b/base/usr/bin/waitfor
new file mode 100755
index 0000000..cb296d3
--- /dev/null
+++ b/base/usr/bin/waitfor
@@ -0,0 +1,30 @@
+#!/bin/bash
+# wait for a string to appear at the end of file
+# tridge@samba.org July 2008
+
+[ $# -lt 3 ] && {
+    cat <<EOF
+Usage: waitfor FILE MESSAGE TIMEOUT
+EOF
+exit 1
+}
+
+file="$1"
+msg="$2"
+timeout="$3"
+
+tmpfile=`mktemp`
+
+cat <<EOF > $tmpfile
+spawn tail -n 10000 -f $file
+expect -timeout $timeout "$msg"
+EOF
+
+expect $tmpfile
+rm -f $tmpfile
+
+if ! grep "$msg" $file > /dev/null; then
+ echo "Failed to find \"$msg\" in $file"
+ exit 1
+fi
+exit 0