kexec-tools: add kexec-tool for kernel dump

Signed-off-by: Vincent Li <vincent.mc.li@gmail.com>

config/rootfiles/common/kexec-tools

@@ -0,0 +1,6 @@
+usr/lib/kexec-tools
+usr/lib/kexec-tools/kexec_test
+usr/sbin/kexec
+usr/sbin/vmcore-dmesg
+#usr/share/man/man8/kexec.8
+#usr/share/man/man8/vmcore-dmesg.8

lfs/kexec-tools

@@ -0,0 +1,78 @@
+###############################################################################
+#                                                                             #
+# IPFire.org - A linux based firewall                                         #
+# Copyright (C) 2007-2023  IPFire Team  <info@ipfire.org>                     #
+# Copyright (C) 2024-2025 BPFire <vincent.mc.li@gmail.com>                    #
+#                                                                             #
+# This program is free software: you can redistribute it and/or modify        #
+# it under the terms of the GNU General Public License as published by        #
+# the Free Software Foundation, either version 3 of the License, or           #
+# (at your option) any later version.                                         #
+#                                                                             #
+# This program is distributed in the hope that it will be useful,             #
+# but WITHOUT ANY WARRANTY; without even the implied warranty of              #
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
+# GNU General Public License for more details.                                #
+#                                                                             #
+# You should have received a copy of the GNU General Public License           #
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
+#                                                                             #
+###############################################################################
+
+###############################################################################
+# Definitions
+###############################################################################
+
+include Config
+
+VER        = 2.0.31
+
+THISAPP    = kexec-tools-$(VER)
+DL_FILE    = $(THISAPP).tar.xz
+DL_FROM    = $(URL_IPFIRE)
+DIR_APP    = $(DIR_SRC)/$(THISAPP)
+TARGET     = $(DIR_INFO)/$(THISAPP)
+
+###############################################################################
+# Top-level Rules
+###############################################################################
+
+objects = $(DL_FILE)
+
+$(DL_FILE) = $(DL_FROM)/$(DL_FILE)
+
+$(DL_FILE)_BLAKE2 = 075f1457dce9d4d6f0a3fa3cb9ed4cebfc51324fe0f3859b0cb009e1ebdb10d5df83c17d35ec55c479f1416f0836bf263d6ed814732037af6189565685f81afe
+
+install : $(TARGET)
+
+check : $(patsubst %,$(DIR_CHK)/%,$(objects))
+
+download :$(patsubst %,$(DIR_DL)/%,$(objects))
+
+b2 : $(subst %,%_BLAKE2,$(objects))
+
+###############################################################################
+# Downloading, checking, b2sum
+###############################################################################
+
+$(patsubst %,$(DIR_CHK)/%,$(objects)) :
+	@$(CHECK)
+
+$(patsubst %,$(DIR_DL)/%,$(objects)) :
+	@$(LOAD)
+
+$(subst %,%_BLAKE2,$(objects)) :
+	@$(B2SUM)
+
+###############################################################################
+# Installation Details
+###############################################################################
+
+$(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
+	@$(PREBUILD)
+	@rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar axf $(DIR_DL)/$(DL_FILE)
+
+	cd $(DIR_APP) && ./configure --prefix=/usr
+	cd $(DIR_APP) && make && make install
+	@rm -rf $(DIR_APP)
+	@$(POSTBUILD)

make.sh

@@ -1725,6 +1725,7 @@ buildipfire() {
   lfsmake2 libbpf-bootstrap
   lfsmake2 pwru
   lfsmake2 wireguard-tools
+  lfsmake2 kexec-tools
 
 
   # Kernelbuild ... current we have no platform that need