initial buildroot for linux 5.15

package/sshguard/Config.in

@@ -0,0 +1,14 @@
+config BR2_PACKAGE_SSHGUARD
+	bool "sshguard"
+	depends on BR2_TOOLCHAIN_HAS_THREADS
+	select BR2_PACKAGE_IPTABLES # runtime
+	help
+	  sshguard protects hosts from brute-force attacks against SSH
+	  and other services. It aggregates system logs and blocks
+	  repeat offenders using one of several firewall backends,
+	  including iptables, ipfw, and pf.
+
+	  https://www.sshguard.net
+
+comment "sshguard needs a toolchain w/ threads"
+	depends on !BR2_TOOLCHAIN_HAS_THREADS

package/sshguard/S49sshguard

@@ -0,0 +1,49 @@
+#!/bin/sh
+
+DAEMON="sshguard"
+PIDFILE="/var/run/$DAEMON.pid"
+
+start() {
+	printf 'Starting %s: ' "$DAEMON"
+	iptables -L sshguard > /dev/null 2>&1 || \
+	    (iptables -N sshguard && iptables -A INPUT -j sshguard)
+	start-stop-daemon -S -q -b -p /run/sshguard.pid \
+		-x /usr/sbin/sshguard -- -i /run/sshguard.pid
+	status=$?
+	if [ "$status" -eq 0 ]; then
+		echo "OK"
+	else
+		echo "FAIL"
+	fi
+	return "$status"
+}
+
+stop() {
+	printf 'Stopping %s: ' "$DAEMON"
+	start-stop-daemon -K -q -p "$PIDFILE"
+	status=$?
+	if [ "$status" -eq 0 ]; then
+		rm -f "$PIDFILE"
+		echo "OK"
+	else
+		echo "FAIL"
+	fi
+	return "$status"
+}
+
+restart() {
+	stop
+	sleep 1
+	start
+}
+
+case "$1" in
+	start|stop|restart)
+		"$1";;
+	reload)
+		# Restart, since there is no true "reload" feature.
+		restart;;
+	*)
+		echo "Usage: $0 {start|stop|restart|reload}"
+		exit 1
+esac

package/sshguard/sshguard.hash

@@ -0,0 +1,4 @@
+# sha256 from https://sourceforge.net/projects/sshguard/files/sshguard/2.4.2/sshguard-2.4.2.sha256
+sha256  2770b776e5ea70a9bedfec4fd84d57400afa927f0f7522870d2dcbbe1ace37e8  sshguard-2.4.2.tar.gz
+# Locally calculated
+sha256  c3ae64f12153a1bc55bc234d09f40a08ab0e0149fffc972c0b7f02d5a12c1a5c  COPYING

package/sshguard/sshguard.mk

@@ -0,0 +1,30 @@
+################################################################################
+#
+# sshguard
+#
+################################################################################
+
+SSHGUARD_VERSION = 2.4.2
+SSHGUARD_SITE = https://sourceforge.net/projects/sshguard/files/sshguard/$(SSHGUARD_VERSION)
+SSHGUARD_LICENSE = ISC, Public Domain (fnv hash), BSD-3-Clause (SimCList)
+SSHGUARD_LICENSE_FILES = COPYING
+
+define SSHGUARD_INSTALL_CONFIG
+	$(INSTALL) -D -m 0644 $(@D)/examples/sshguard.conf.sample \
+		$(TARGET_DIR)/etc/sshguard.conf
+	$(SED) '/^#BACKEND/c\BACKEND="/usr/libexec/sshg-fw-iptables"' \
+		-e '/^#FILES/c\FILES="/var/log/messages"' $(TARGET_DIR)/etc/sshguard.conf
+endef
+SSHGUARD_POST_INSTALL_TARGET_HOOKS += SSHGUARD_INSTALL_CONFIG
+
+define SSHGUARD_INSTALL_INIT_SYSV
+	$(INSTALL) -D -m 755 package/sshguard/S49sshguard \
+		$(TARGET_DIR)/etc/init.d/S49sshguard
+endef
+
+define SSHGUARD_INSTALL_INIT_SYSTEMD
+	$(INSTALL) -D -m 0644 $(@D)/examples/sshguard.service \
+		$(TARGET_DIR)/usr/lib/systemd/system/sshguard.service
+endef
+
+$(eval $(autotools-package))