From 68a0079c26686363b6202a8abd2712d2bf96d9f2 Mon Sep 17 00:00:00 2001
From: "Alexander A. Klimov" <alexander.klimov@icinga.com>
Date: Tue, 12 Jan 2021 18:03:22 +0100
Subject: [PATCH] ConfigObjectUtility::GetObjectConfigPath(): hash names of not
 already existing objects

... to avoid too long file names.

refs #8022
---
 lib/remote/configobjectutility.cpp | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/lib/remote/configobjectutility.cpp b/lib/remote/configobjectutility.cpp
index 69762a637..ae6bc1d1a 100644
--- a/lib/remote/configobjectutility.cpp
+++ b/lib/remote/configobjectutility.cpp
@@ -8,11 +8,13 @@
 #include "base/configwriter.hpp"
 #include "base/exception.hpp"
 #include "base/dependencygraph.hpp"
+#include "base/tlsutility.hpp"
 #include "base/utility.hpp"
 #include <boost/algorithm/string/case_conv.hpp>
 #include <boost/filesystem.hpp>
 #include <boost/system/error_code.hpp>
 #include <fstream>
+#include <utility>
 
 using namespace icinga;
 
@@ -35,8 +37,13 @@ String ConfigObjectUtility::GetObjectConfigPath(const Type::Ptr& type, const Str
 	/* This may throw an exception the caller above must handle. */
 	String prefix = GetConfigDir();
 
-	return prefix + "/conf.d/" + typeDir +
-		"/" + EscapeName(fullName) + ".conf";
+	auto old (prefix + "/conf.d/" + typeDir + "/" + EscapeName(fullName) + ".conf");
+
+	if (fullName.GetLength() <= 80u + 3u /* "..." */ + 40u /* hex SHA1 */ || Utility::PathExists(old)) {
+		return std::move(old);
+	}
+
+	return prefix + "/conf.d/" + typeDir + "/" + fullName.SubStr(0, 80) + "..." + SHA1(fullName) + ".conf";
 }
 
 void ConfigObjectUtility::RepairPackage(const String& package)