iox-#846 Make default config file location configurable

elBoberido · elBoberido · commit d648dbe9d3b7 · 2025-01-10T18:29:47.000+01:00
diff --git a/iceoryx_platform/freertos/cmake/IceoryxPlatformDeployment.cmake b/iceoryx_platform/freertos/cmake/IceoryxPlatformDeployment.cmake
@@ -34,6 +34,11 @@ configure_option(
     DEFAULT_VALUE "/tmp/"
 )
 
+configure_option(
+    NAME IOX_PLATFORM_DEFAULT_CONFIG_LOCATION
+    DEFAULT_VALUE "/etc/"
+)
+
 option(IOX_PLATFORM_FEATURE_ACL "Use ACLs for access control" OFF)
 message(STATUS "[i] IOX_PLATFORM_FEATURE_ACL: ${IOX_PLATFORM_FEATURE_ACL}")
 
diff --git a/iceoryx_platform/freertos/cmake/platform_settings.hpp.in b/iceoryx_platform/freertos/cmake/platform_settings.hpp.in
@@ -52,6 +52,7 @@ constexpr uint64_t IOX_UDS_SOCKET_MAX_MESSAGE_SIZE = 1024;
 constexpr const char IOX_UDS_SOCKET_PATH_PREFIX[] = "@IOX_PLATFORM_UDS_SOCKET_PATH_PREFIX@";
 constexpr const char IOX_LOCK_FILE_PATH_PREFIX[] = "@IOX_PLATFORM_LOCK_FILE_PATH_PREFIX@";
 constexpr const char IOX_TEMP_DIR[] = "@IOX_PLATFORM_TEMP_DIR@";
+constexpr const char IOX_DEFAULT_CONFIG_LOCATION[] = "@IOX_PLATFORM_DEFAULT_CONFIG_LOCATION@";
 
 constexpr uint64_t MAX_USER_NAME_LENGTH = 32;
 constexpr uint64_t MAX_GROUP_NAME_LENGTH = 16;
diff --git a/iceoryx_platform/linux/cmake/IceoryxPlatformDeployment.cmake b/iceoryx_platform/linux/cmake/IceoryxPlatformDeployment.cmake
@@ -34,6 +34,11 @@ configure_option(
     DEFAULT_VALUE "/tmp/"
 )
 
+configure_option(
+    NAME IOX_PLATFORM_DEFAULT_CONFIG_LOCATION
+    DEFAULT_VALUE "/etc/"
+)
+
 option(IOX_PLATFORM_FEATURE_ACL "Use ACLs for access control" ON)
 message(STATUS "[i] IOX_PLATFORM_FEATURE_ACL: ${IOX_PLATFORM_FEATURE_ACL}")
 
diff --git a/iceoryx_platform/linux/cmake/platform_settings.hpp.in b/iceoryx_platform/linux/cmake/platform_settings.hpp.in
@@ -44,6 +44,7 @@ constexpr uint64_t IOX_UDS_SOCKET_MAX_MESSAGE_SIZE = 4096;
 constexpr const char IOX_UDS_SOCKET_PATH_PREFIX[] = "@IOX_PLATFORM_UDS_SOCKET_PATH_PREFIX@";
 constexpr const char IOX_LOCK_FILE_PATH_PREFIX[] = "@IOX_PLATFORM_LOCK_FILE_PATH_PREFIX@";
 constexpr const char IOX_TEMP_DIR[] = "@IOX_PLATFORM_TEMP_DIR@";
+constexpr const char IOX_DEFAULT_CONFIG_LOCATION[] = "@IOX_PLATFORM_DEFAULT_CONFIG_LOCATION@";
 
 constexpr uint64_t MAX_USER_NAME_LENGTH = 32;
 constexpr uint64_t MAX_GROUP_NAME_LENGTH = 32;
diff --git a/iceoryx_platform/mac/cmake/IceoryxPlatformDeployment.cmake b/iceoryx_platform/mac/cmake/IceoryxPlatformDeployment.cmake
@@ -34,6 +34,11 @@ configure_option(
     DEFAULT_VALUE "/tmp/"
 )
 
+configure_option(
+    NAME IOX_PLATFORM_DEFAULT_CONFIG_LOCATION
+    DEFAULT_VALUE "/etc/"
+)
+
 option(IOX_PLATFORM_FEATURE_ACL "Use ACLs for access control" OFF)
 message(STATUS "[i] IOX_PLATFORM_FEATURE_ACL: ${IOX_PLATFORM_FEATURE_ACL}")
 
diff --git a/iceoryx_platform/mac/cmake/platform_settings.hpp.in b/iceoryx_platform/mac/cmake/platform_settings.hpp.in
@@ -45,6 +45,7 @@ constexpr uint64_t IOX_UDS_SOCKET_MAX_MESSAGE_SIZE = 2048;
 constexpr const char IOX_UDS_SOCKET_PATH_PREFIX[] = "@IOX_PLATFORM_UDS_SOCKET_PATH_PREFIX@";
 constexpr const char IOX_LOCK_FILE_PATH_PREFIX[] = "@IOX_PLATFORM_LOCK_FILE_PATH_PREFIX@";
 constexpr const char IOX_TEMP_DIR[] = "@IOX_PLATFORM_TEMP_DIR@";
+constexpr const char IOX_DEFAULT_CONFIG_LOCATION[] = "@IOX_PLATFORM_DEFAULT_CONFIG_LOCATION@";
 
 constexpr uint64_t MAX_USER_NAME_LENGTH = 32;
 constexpr uint64_t MAX_GROUP_NAME_LENGTH = 16;
diff --git a/iceoryx_platform/qnx/cmake/IceoryxPlatformDeployment.cmake b/iceoryx_platform/qnx/cmake/IceoryxPlatformDeployment.cmake
@@ -34,6 +34,11 @@ configure_option(
     DEFAULT_VALUE "/tmp/"
 )
 
+configure_option(
+    NAME IOX_PLATFORM_DEFAULT_CONFIG_LOCATION
+    DEFAULT_VALUE "/etc/"
+)
+
 option(IOX_PLATFORM_FEATURE_ACL "Use ACLs for access control" ON)
 message(STATUS "[i] IOX_PLATFORM_FEATURE_ACL: ${IOX_PLATFORM_FEATURE_ACL}")
 
diff --git a/iceoryx_platform/qnx/cmake/platform_settings.hpp.in b/iceoryx_platform/qnx/cmake/platform_settings.hpp.in
@@ -43,6 +43,7 @@ constexpr uint64_t IOX_UDS_SOCKET_MAX_MESSAGE_SIZE = 2048;
 constexpr const char IOX_UDS_SOCKET_PATH_PREFIX[] = "@IOX_PLATFORM_UDS_SOCKET_PATH_PREFIX@";
 constexpr const char IOX_LOCK_FILE_PATH_PREFIX[] = "@IOX_PLATFORM_LOCK_FILE_PATH_PREFIX@";
 constexpr const char IOX_TEMP_DIR[] = "@IOX_PLATFORM_TEMP_DIR@";
+constexpr const char IOX_DEFAULT_CONFIG_LOCATION[] = "@IOX_PLATFORM_DEFAULT_CONFIG_LOCATION@";
 
 constexpr uint64_t MAX_USER_NAME_LENGTH = 32;
 constexpr uint64_t MAX_GROUP_NAME_LENGTH = 16;
diff --git a/iceoryx_platform/unix/cmake/IceoryxPlatformDeployment.cmake b/iceoryx_platform/unix/cmake/IceoryxPlatformDeployment.cmake
@@ -34,6 +34,11 @@ configure_option(
     DEFAULT_VALUE "/tmp/"
 )
 
+configure_option(
+    NAME IOX_PLATFORM_DEFAULT_CONFIG_LOCATION
+    DEFAULT_VALUE "/etc/"
+)
+
 option(IOX_PLATFORM_FEATURE_ACL "Use ACLs for access control" OFF)
 message(STATUS "[i] IOX_PLATFORM_FEATURE_ACL: ${IOX_PLATFORM_FEATURE_ACL}")
 
diff --git a/iceoryx_platform/unix/cmake/platform_settings.hpp.in b/iceoryx_platform/unix/cmake/platform_settings.hpp.in
@@ -44,6 +44,7 @@ constexpr uint64_t IOX_UDS_SOCKET_MAX_MESSAGE_SIZE = 1024;
 constexpr const char IOX_UDS_SOCKET_PATH_PREFIX[] = "@IOX_PLATFORM_UDS_SOCKET_PATH_PREFIX@";
 constexpr const char IOX_LOCK_FILE_PATH_PREFIX[] = "@IOX_PLATFORM_LOCK_FILE_PATH_PREFIX@";
 constexpr const char IOX_TEMP_DIR[] = "@IOX_PLATFORM_TEMP_DIR@";
+constexpr const char IOX_DEFAULT_CONFIG_LOCATION[] = "@IOX_PLATFORM_DEFAULT_CONFIG_LOCATION@";
 
 constexpr uint64_t MAX_USER_NAME_LENGTH = 32;
 constexpr uint64_t MAX_GROUP_NAME_LENGTH = 16;
diff --git a/iceoryx_platform/win/cmake/IceoryxPlatformDeployment.cmake b/iceoryx_platform/win/cmake/IceoryxPlatformDeployment.cmake
@@ -35,6 +35,11 @@ configure_option(
     DEFAULT_VALUE ""
 )
 
+configure_option(
+    NAME IOX_PLATFORM_DEFAULT_CONFIG_LOCATION
+    DEFAULT_VALUE "C:/ProgramData/"
+)
+
 option(IOX_PLATFORM_FEATURE_ACL "Use ACLs for access control" OFF)
 message(STATUS "[i] IOX_PLATFORM_FEATURE_ACL: ${IOX_PLATFORM_FEATURE_ACL}")
 
diff --git a/iceoryx_platform/win/cmake/platform_settings.hpp.in b/iceoryx_platform/win/cmake/platform_settings.hpp.in
@@ -44,6 +44,7 @@ constexpr uint64_t IOX_UDS_SOCKET_MAX_MESSAGE_SIZE = 1024U;
 constexpr const char IOX_UDS_SOCKET_PATH_PREFIX[] = "@IOX_PLATFORM_UDS_SOCKET_PATH_PREFIX@";
 constexpr const char IOX_LOCK_FILE_PATH_PREFIX[] = "@IOX_PLATFORM_LOCK_FILE_PATH_PREFIX@";
 constexpr const char IOX_TEMP_DIR[] = "@IOX_PLATFORM_TEMP_DIR@";
+constexpr const char IOX_DEFAULT_CONFIG_LOCATION[] = "@IOX_PLATFORM_DEFAULT_CONFIG_LOCATION@";
 
 constexpr uint64_t IOX_MAX_FILENAME_LENGTH = 128U;
 constexpr uint64_t IOX_MAX_PATH_LENGTH = 255U;
diff --git a/iceoryx_posh/include/iceoryx_posh/roudi/roudi_config_toml_file_provider.hpp b/iceoryx_posh/include/iceoryx_posh/roudi/roudi_config_toml_file_provider.hpp
@@ -26,7 +26,7 @@ namespace iox
 {
 namespace config
 {
-static constexpr char defaultConfigFilePath[] = "/etc/iceoryx/roudi_config.toml";
+static constexpr char defaultConfigFileRelativePath[] = "iceoryx/roudi_config.toml";
 
 class TomlRouDiConfigFileProvider : public iox::roudi::RouDiConfigFileProvider
 {
diff --git a/iceoryx_posh/source/roudi/roudi_config_toml_file_provider.cpp b/iceoryx_posh/source/roudi/roudi_config_toml_file_provider.cpp
@@ -18,6 +18,7 @@
 
 #include "iceoryx_posh/roudi/roudi_config_toml_file_provider.hpp"
 #include "iceoryx_platform/getopt.hpp"
+#include "iceoryx_platform/platform_settings.hpp"
 #include "iox/file_reader.hpp"
 #include "iox/into.hpp"
 #include "iox/logging.hpp"
@@ -43,11 +44,23 @@ TomlRouDiConfigFileProvider::TomlRouDiConfigFileProvider(config::CmdLineArgs_t&
         m_roudiConfig = cmdLineArgs.roudiConfig;
         if (cmdLineArgs.configFilePath.empty())
         {
+            auto defaultConfigFilePath =
+                std::string(platform::IOX_DEFAULT_CONFIG_LOCATION) + defaultConfigFileRelativePath;
+
             FileReader configFile(defaultConfigFilePath, "", FileReader::ErrorMode::Ignore);
             if (configFile.isOpen())
             {
                 IOX_LOG(Info, "No config file provided. Using '" << defaultConfigFilePath << "'");
-                m_customConfigFilePath = defaultConfigFilePath;
+                into<optional<roudi::ConfigFilePathString_t>>(defaultConfigFilePath)
+                    .and_then([&](const auto& path) { m_customConfigFilePath = path; })
+                    .or_else([&] {
+                        IOX_LOG(Info,
+                                "The config file path is too long. Only "
+                                    << roudi::ConfigFilePathString_t::capacity()
+                                    << " characters are allowed but the provided path has "
+                                    << defaultConfigFilePath.length() << " characters: '" << defaultConfigFilePath
+                                    << "'");
+                    });
             }
             else
             {
