From 847cd984b99dd116e6f18c2c4364ea46caea764e Mon Sep 17 00:00:00 2001 From: Steven Barth Date: Tue, 15 Jan 2013 13:07:51 +0000 Subject: [PATCH] base-files: add support for ipv6-prefixes in connection with netifd SVN-Revision: 35168 --- package/base-files/Makefile | 2 +- package/base-files/files/etc/sysctl.conf | 2 ++ .../files/etc/uci-defaults/generate-ula | 18 +++++++++++ .../base-files/files/lib/functions/network.sh | 30 +++++++++++++++++++ 4 files changed, 51 insertions(+), 1 deletion(-) create mode 100644 package/base-files/files/etc/uci-defaults/generate-ula diff --git a/package/base-files/Makefile b/package/base-files/Makefile index 5bb2e25652..7c9c14de9c 100644 --- a/package/base-files/Makefile +++ b/package/base-files/Makefile @@ -11,7 +11,7 @@ include $(INCLUDE_DIR)/kernel.mk include $(INCLUDE_DIR)/version.mk PKG_NAME:=base-files -PKG_RELEASE:=124 +PKG_RELEASE:=125 PKG_FILE_DEPENDS:=$(PLATFORM_DIR)/ $(GENERIC_PLATFORM_DIR)/base-files/ PKG_BUILD_DEPENDS:=opkg/host diff --git a/package/base-files/files/etc/sysctl.conf b/package/base-files/files/etc/sysctl.conf index ef3db4ec50..4ea01bb4c9 100644 --- a/package/base-files/files/etc/sysctl.conf +++ b/package/base-files/files/etc/sysctl.conf @@ -12,6 +12,8 @@ net.ipv4.tcp_timestamps=1 net.ipv4.tcp_sack=1 net.ipv4.tcp_dsack=1 +net.ipv6.conf.all.forwarding=1 + net.netfilter.nf_conntrack_acct=1 net.netfilter.nf_conntrack_checksum=0 net.netfilter.nf_conntrack_max=16384 diff --git a/package/base-files/files/etc/uci-defaults/generate-ula b/package/base-files/files/etc/uci-defaults/generate-ula new file mode 100644 index 0000000000..f3e493145f --- /dev/null +++ b/package/base-files/files/etc/uci-defaults/generate-ula @@ -0,0 +1,18 @@ +#!/bin/sh + +[ "$(uci get network.globals.ula_prefix)" != "auto" ] && exit 0 +# Sometimes results are empty, therefore try until it works... +local r1 r2 r3 +while [ -z "$r1" -o -z "$r2" -o -z "$r3" ]; do + r1=$(printf "%02x" $(($(/dev/null + set network.globals.ula_prefix=fd$r1:$r2:$r3::/48 + commit network +EOF + +exit 0 + diff --git a/package/base-files/files/lib/functions/network.sh b/package/base-files/files/lib/functions/network.sh index 424965acb5..8f87d1d0be 100644 --- a/package/base-files/files/lib/functions/network.sh +++ b/package/base-files/files/lib/functions/network.sh @@ -57,6 +57,20 @@ __network_parse_ifstatus() fi done + # parse prefixes + if json_is_a "ipv6_prefix" array; then + json_select "ipv6_prefix" + + if json_is_a 1 object; then + json_select 1 + __network_set_cache "${__key}_prefix6_address" address + __network_set_cache "${__key}_prefix6_mask" mask + json_select ".." + fi + + json_select ".." + fi + # parse routes if json_is_a route array; then @@ -170,6 +184,22 @@ network_get_subnet() { __network_ipaddr "$1" "$2" 4 1; } # 2: interface network_get_subnet6() { __network_ipaddr "$1" "$2" 6 1; } +# determine IPv6 prefix +network_get_prefix6() { + local __prefix="$1" + local __iface="$2" + local __address + local __mask + + __network_parse_ifstatus "$__iface" || return 1 + __network_export __address "${__iface}_prefix6_address" + local return="$?" + [ "$return" -eq 0 ] || return $? + __network_export __mask "${__iface}_prefix6_mask" + eval "$__prefix=$__address/$__mask" + return 0 +} + __network_gateway() {