Revert "stand/lua: always allow overriding with local config files"

This reverts commit d3d0b73557. no mail
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Sponsored by:		Netflix

UPDATING

@@ -27,27 +27,6 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 15.x IS SLOW:
 	world, or to merely disable the most expensive debugging functionality
 	at runtime, run "ln -s 'abort:false,junk:false' /etc/malloc.conf".)
 
-20240202:
-	Loader now also read configuration files listed in local_loader_conf_files.
-	Files listed here are the last ones read. And /boot/loader.conf.local was
-	moved from loader_conf_files to local_loader_conf_files leaving only
-	loader.conf and device.hints in loader_conf_files by default.
-
-	The following sequencing is applied:
-
-	1. Bootstrap:
-	    /boot/defaults/loader.conf
-
-	2. Read loader_conf_files files:
-	    /boot/device.hints
-	    /boot/loader.conf
-
-	3. Read loader_conf_dirs files:
-	    /boot/loader.conf.d/*.conf
-
-	4. And finally, rread local_loader_conf_files files:
-	    /boot/loader.conf.local
-
 20240201:
 	sendmail 8.18.1 has been imported and merged.  This version enforces
 	stricter RFC compliance by default, especially with respect to line

stand/defaults/loader.conf

@@ -13,9 +13,8 @@ exec="echo Loading /boot/defaults/loader.conf"
 kernel="kernel"		# /boot sub-directory containing kernel and modules
 bootfile="kernel"	# Kernel name (possibly absolute path)
 kernel_options=""	# Flags to be passed to the kernel
-loader_conf_files="/boot/device.hints /boot/loader.conf"
+loader_conf_files="/boot/device.hints /boot/loader.conf /boot/loader.conf.local"
 loader_conf_dirs="/boot/loader.conf.d"
-local_loader_conf_files="/boot/loader.conf.local"
 nextboot_conf="/boot/nextboot.conf"
 verbose_loading="NO"		# Set to YES for verbose loader output
 

stand/defaults/loader.conf.5

@@ -131,10 +131,6 @@ Space separated list of directories to process for configuration files.
 The lua-based loader will process files with a
 .Dq .conf
 suffix that are placed in these directories.
-Files found here are processed after the ones listed in
-.Va loader_conf_files
-but before the ones found in
-.Va local_loader_conf_files .
 .It Ar loader_conf_files
 Defines additional configuration files to be processed right after the
 present file.
@@ -142,13 +138,6 @@ present file.
 should be treated as write-only.
 One cannot depend on any value remaining in the loader environment or carried
 over into the kernel environment.
-.It Ar local_loader_conf_files
-Space separated list of additional configuration files to be processed at last,
-i.e., after
-.Va loader_conf_files
-and
-.Va loader_conf_dirs
-are processed.
 .It Ar product_vars
 When set, must be a space separated list of environment variable names to walk
 through to guess product information.
@@ -285,14 +274,6 @@ default settings can be ignored.
 The few of them which are important
 or useful are:
 .Bl -tag -width bootfile -offset indent
-.It Va local_loader_conf_files
-.Pq Dq /boot/loader.conf.local
-Ensure
-.Va loader.conf.local
-can always be used to override settings from files found in
-.Va loader_conf_files
-and
-.Va loader_conf_dirs .
 .It Va bitmap_load
 .Pq Dq NO
 If set to
@@ -474,18 +455,13 @@ It is not available in the default Forth-based loader.
 .Sh FILES
 .Bl -tag -width /boot/defaults/loader.conf -compact
 .It Pa /boot/defaults/loader.conf
-Default settings \(em do not change this file.
+default settings \(em do not change this file.
 .It Pa /boot/loader.conf
-User defined settings.
+user defined settings.
 .It Pa /boot/loader.conf.lua
-User defined settings written in lua.
-.It Pa /boot/loader.conf.d/*.conf
-User defined settings split in separate files.
-.It Pa /boot/loader.conf.d/*.lua
-User defined settings written in lua and split in separate files.
+user defined settings written in lua.
 .It Pa /boot/loader.conf.local
-Machine-specific settings for sites with a common loader.conf. Allow to override
-settings defined in other files.
+machine-specific settings for sites with a common loader.conf.
 .El
 .Sh SEE ALSO
 .Xr kenv 1 ,

stand/lua/config.lua

@@ -630,7 +630,8 @@ function config.readConf(file, loaded_files)
 		return
 	end
 
-	local top_level = next(loaded_files) == nil -- Are we the top-level readConf?
+	-- We'll process loader_conf_dirs at the top-level readConf
+	local load_conf_dirs = next(loaded_files) == nil
 	print("Loading " .. file)
 
 	-- The final value of loader_conf_files is not important, so just
@@ -655,7 +656,7 @@ function config.readConf(file, loaded_files)
 		end
 	end
 
-	if top_level then
+	if load_conf_dirs then
 		local loader_conf_dirs = getEnv("loader_conf_dirs")
 
 		-- If product_vars is set, it must be a list of environment variable names
@@ -681,7 +682,6 @@ function config.readConf(file, loaded_files)
 			end
 		end
 
-		-- Process "loader_conf_dirs" extra-directories
 		if loader_conf_dirs ~= nil then
 			for name in loader_conf_dirs:gmatch("[%w%p]+") do
 				if lfs.attributes(name, "mode") ~= "directory" then
@@ -700,15 +700,6 @@ function config.readConf(file, loaded_files)
 				::nextdir::
 			end
 		end
-
-		-- Always allow overriding with local config files, e.g.,
-		-- /boot/loader.conf.local.
-		local local_loader_conf_files = getEnv("local_loader_conf_files")
-		if local_loader_conf_files then
-			for name in local_loader_conf_files:gmatch("[%w%p]+") do
-				config.readConf(name, loaded_files)
-			end
-		end
 	end
 end
 

stand/lua/config.lua.8

@@ -64,13 +64,9 @@ as a configuration file
 .Po e.g., as
 .Pa loader.conf
 .Pc
-and then process files listed in the
+and then processing files listed in
 .Ev loader_conf_files
-variable. Additionnaly, the top-level call to readConf will process files listed in the
-.Ev loader_conf_dirs
-and
-.Ev local_loader_conf_files
-variables
+variable
 .Po see
 .Xr loader.conf 5
 .Pc .