From 8af687aa666893cbfcfa0ced1929aae6c0de2948 Mon Sep 17 00:00:00 2001
From: John <ebusd@ebusd.eu>
Date: Fri, 6 Jan 2023 11:49:27 +0100
Subject: [PATCH] retry config check once

---
 src/ebusd/main.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/ebusd/main.cpp b/src/ebusd/main.cpp
index dc50dc28..c7ecb980 100644
--- a/src/ebusd/main.cpp
+++ b/src/ebusd/main.cpp
@@ -1420,8 +1420,12 @@ int main(int argc, char* argv[], char* envp[]) {
       logError(lf_main, "invalid configPath URL");
       return EINVAL;
     }
-    if (!lazyHttpClient()
-    || !s_configHttpClient->connect(configHost, configPort, proto == "https", PACKAGE_NAME "/" PACKAGE_VERSION)) {
+    if (!lazyHttpClient() || (
+      // check with low timeout of 1 second initially:
+      !s_configHttpClient->connect(configHost, configPort, proto == "https", PACKAGE_NAME "/" PACKAGE_VERSION, 1)
+      // if that did not work, issue a single retry with default timeout:
+      && !s_configHttpClient->connect(configHost, configPort, proto == "https", PACKAGE_NAME "/" PACKAGE_VERSION)
+    )) {
       logError(lf_main, "invalid configPath URL (connect)");
       cleanup();
       return EINVAL;