Merge pull request #1751 from marcin1j/patchwork/nbd

nbd: import from oldpackages, add nbd-server package

net/nbd/Makefile

@@ -0,0 +1,88 @@
+#
+# Copyright (C) 2006-2015 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=nbd
+PKG_VERSION:=3.11
+PKG_RELEASE:=1
+
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
+PKG_SOURCE_URL:=@SF/nbd
+PKG_MD5SUM:=73d11644a28b9f335292cdb3bdc4b74b
+PKG_LICENSE:=GPL-2.0+
+PKG_MAINTAINER:=Marcin Jurkowski <marcin1j@gmail.com>
+
+PKG_INSTALL:=1
+
+include $(INCLUDE_DIR)/package.mk
+
+# -liconv due to glib2, to be revisited later
+include $(INCLUDE_DIR)/nls.mk
+
+PKG_BUILD_DEPENDS:=glib2 libintl
+
+define Package/nbd
+  SECTION:=net
+  CATEGORY:=Network
+  TITLE:=Network Block Device utilities
+  URL:=http://nbd.sourceforge.net
+  DEPENDS:=+kmod-nbd
+endef
+
+define Package/nbd/description
+  This package contains the network block device client.
+endef
+
+define Package/nbd-server
+  SECTION:=net
+  CATEGORY:=Network
+  TITLE:=Network Block Device Server
+  URL:=http://nbd.sourceforge.net
+  DEPENDS:=+glib2
+endef
+
+define Package/nbd-server/description
+  This package contains the network block device server.
+endef
+
+CONFIGURE_ARGS += \
+	--disable-glibtest
+
+TARGET_CFLAGS += --std=gnu99 -DNODAEMON
+
+define Package/nbd/install
+	$(INSTALL_DIR) $(1)/usr/sbin
+	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/sbin/nbd-client $(1)/usr/sbin/
+	$(INSTALL_DIR) $(1)/etc/config
+	$(INSTALL_CONF) ./files/nbd-client.conf $(1)/etc/config/nbd-client
+	$(INSTALL_DIR) $(1)/etc/init.d
+	$(INSTALL_BIN) ./files/nbd-client.init $(1)/etc/init.d/nbd-client
+endef
+
+define Package/nbd/conffiles
+/etc/config/nbd-client
+endef
+
+$(eval $(call BuildPackage,nbd))
+
+define Package/nbd-server/install
+	$(INSTALL_DIR) $(1)/usr/bin
+	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/bin/nbd-server $(1)/usr/bin/
+	$(INSTALL_DIR) $(1)/etc/config
+	$(INSTALL_CONF) ./files/nbd-server.conf $(1)/etc/config/nbd-server
+	$(INSTALL_DIR) $(1)/etc/init.d
+	$(INSTALL_BIN) ./files/nbd-server.init $(1)/etc/init.d/nbd-server
+endef
+
+define Package/nbd-server/conffiles
+/etc/config/nbd-server
+/etc/nbd-server/conf.d
+/etc/nbd-server/allow
+endef
+
+$(eval $(call BuildPackage,nbd-server))

net/nbd/files/nbd-client.conf

@@ -0,0 +1,9 @@
+config nbd-client nbd0
+	option enabled '0'
+	option server '127.0.0.1'
+	option port 10809
+	option sdp 0
+	option swap 0
+	option persist 0
+	option blocksize 1024
+	option exportname foo

net/nbd/files/nbd-client.init

@@ -0,0 +1,69 @@
+#!/bin/sh /etc/rc.common
+# Copyright (C) 2015 OpenWrt.org
+
+START=90
+STOP=10
+USE_PROCD=1
+
+append_arg() {
+	local cfg="$1"
+	local var="$2"
+	local opt="$3"
+	local def="$4"
+	local val
+
+	config_get val "$cfg" "$var"
+	[ -n "$val" -o -n "$def" ] && procd_append_param command $opt "${val:-$def}"
+}
+
+append_bool() {
+	local cfg="$1"
+	local var="$2"
+	local opt="$3"
+	local def="$4"
+	local val
+
+	config_get_bool val "$cfg" "$var" "$def"
+	[ "$val" = 1 ] && procd_append_param command "$opt"
+}
+
+start_instance() {
+	local cfg="$1"
+	local enabled
+
+	config_get_bool enabled "$cfg" 'enabled' '0'
+	[ "$enabled" = 0 ] && return 1
+
+	procd_open_instance
+
+	procd_set_param command /usr/sbin/nbd-client
+
+	append_arg "$cfg" server
+	append_arg "$cfg" port
+	# device path
+	procd_append_param command "/dev/$cfg"
+	procd_append_param command -nofork
+	append_bool "$cfg" sdp "-sdp"
+	append_bool "$cfg" swap "-swap"
+	append_bool "$cfg" persist "-persist"
+	append_arg "$cfg" blocksize "-block-size"
+	append_arg "$cfg" timeout "-timeout"
+	append_arg "$cfg" exportname "-name"
+
+	procd_close_instance
+}
+
+service_triggers() {
+	procd_add_reload_trigger "nbd-client"
+}
+
+start_service() {
+	config_load nbd-client
+	config_foreach start_instance nbd-client
+}
+
+stop_service() {
+	for dev in /dev/nbd*; do
+		nbd-client -d $dev 1>/dev/null 2>&1
+	done
+}

net/nbd/files/nbd-server.conf

@@ -0,0 +1,31 @@
+config nbd-server
+	option enabled 0
+#	option port 10809
+#	option user root
+#	option group root
+#	option allowlist 0
+#	option includedir '/etc/nbd-server/conf.d'
+#	option listenaddr '0.0.0.0'
+#	option oldstyle 0
+
+config share usb_sda1
+	option filename '/dev/sda1'
+#	option authfile '/etc/nbd-server/allow'
+#	option timeout 0
+#	option flush 0
+#	option fua 0
+#	option rotational 0
+#	option sync 0
+#	option discard 0
+#	option maxconnections 10
+#	option filesize 1000000
+#	option multifile 0
+#	option copyonwrite 0
+#	option sparse_cow 1
+#	option readonly 0
+#	option prerun '/bin/true'
+#	option postrun '/bin/true'
+#	option virtstyle 'ipliteral'
+#	option oldstyle_port 12345
+#	option oldstyle_listenaddr '0.0.0.0'
+

net/nbd/files/nbd-server.init

@@ -0,0 +1,112 @@
+#!/bin/sh /etc/rc.common
+# Copyright (C) 2015 OpenWrt.org
+
+START=60
+STOP=40
+USE_PROCD=1
+
+PROG=/usr/bin/nbd-server
+CONFIGFILE="/var/etc/nbd-server.conf"
+
+
+append_plain() {
+	echo "$1" >> $CONFIGFILE
+}
+
+append_val_str() {
+	local resultname="$1"
+	local cfg="$2"
+	local uciname="${3:-$1}"
+	local value=
+
+	config_get value "$cfg" "$uciname"
+
+	if [ -z "$value" ]; then
+		return
+	fi
+	append_plain "$resultname = $value"
+}
+
+append_val_bool() {
+	local resultname="$1"
+	local cfg="$2"
+	local uciname="${3:-$1}"
+	local value=
+
+	config_get_bool value "$cfg" "$uciname"
+	if [ -z "$value" ]; then
+		return
+	fi
+
+	[ $value == 1 ] && value="true" || value="false"
+	append_plain "$resultname = $value"
+}
+
+config_handle_generic() {
+	local cfg="$1"
+
+	append_plain "[generic]"
+	append_val_str user "$cfg"
+	append_val_str group "$cfg"
+	append_val_str port "$cfg"
+	append_val_str listenaddr "$cfg"
+	append_val_bool allowlist "$cfg"
+	append_val_str includedir "$cfg"
+	append_val_bool oldstyle "$cfg"
+
+	config_get_bool SERVICE_ENABLED "$cfg" enabled 0
+}
+
+config_handle_share() {
+	local cfg="$1"
+
+	append_plain
+	append_plain "[$cfg]"
+	append_val_str exportname "$cfg" filename
+	append_val_str timeout "$cfg"
+	append_val_str maxconnections "$cfg"
+	append_val_str authfile "$cfg"
+	append_val_str filesize "$cfg"
+	append_val_str readonly "$cfg"
+	append_val_str multifile "$cfg"
+	append_val_str copyonwrite "$cfg"
+	append_val_bool sparse_cow "$cfg"
+	append_val_bool flush "$cfg"
+	append_val_bool fua "$cfg"
+	append_val_bool rotational "$cfg"
+	append_val_bool sync "$cfg"
+	append_val_bool discard "$cfg"
+	append_val_str prerun "$cfg"
+	append_val_str postrun "$cfg"
+	append_val_str virtstyle "$cfg"
+	append_val_str port "$cfg" oldstyle_port
+	append_val_str listenaddr "$cfg" oldstyle_listenaddr
+}
+
+start_instance() {
+	local cfg="$1"
+	local enabled
+
+	config_get_bool enabled "$cfg" 'enabled' '0'
+	[ "$enabled" = 0 ] && return 1
+
+	procd_open_instance
+	procd_set_param command $PROG --config-file=$CONFIGFILE
+	procd_set_param file $CONFIGFILE
+	procd_close_instance
+}
+
+start_service() {
+	config_load nbd-server
+
+	mkdir -p $(dirname $CONFIGFILE)
+	echo "# auto-generated config file from /etc/config/nbd-server" > $CONFIGFILE
+	config_foreach config_handle_generic nbd-server
+	config_foreach config_handle_share share
+
+	config_foreach start_instance nbd-server
+}
+
+service_triggers() {
+	procd_add_reload_trigger "nbd-server"
+}