better check if timeout parameter is an integer

a30c52be · Alain Takoudjou · afa131fe · a30c52be
Commit a30c52be authored Jan 06, 2017 by Alain Takoudjou
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slapos/recipe/check_url_available/template/check_url.in slapos/recipe/check_url_available/template/check_url.in +2 -2

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--- a/slapos/recipe/check_url_available/template/check_url.in
+++ b/slapos/recipe/check_url_available/template/check_url.in
@@ -13,8 +13,8 @@ fi
 if [ -s "$F_TIMEOUT" ]; then
  TIMEOUT=$(cat $F_TIMEOUT)
-  re="^[0-9]+$"
+  result=$(echo $TIMEOUT | grep -E ^[0-9]+$)
-  if ! [[ $TIMEOUT =~ $re ]]; then
+  if [ -z $result ]; then
    # Not an integer
    TIMEOUT=20
  fi