[PATCH v9] Configure the Node a routable IPv6 ULA
Tim Niemeyer
tim at tn-x.org
So Okt 8 16:53:26 CEST 2017
From: Adrian Schmutzler <freifunk at adrianschmutzler.de>
Signed-off-by: Christian Dresel <fff at chrisi01.de>
Signed-off-by: Adrian Schmutzler <freifunk at adrianschmutzler.de>
Signed-off-by: Tim Niemeyer <tim at tn-x.org>
---
Changes in v9:
- Add '0:' to suffix
- Do not delete ip addresses with same prefix
Changes in v8:
- Do not delete new ip addresses (in case they don't differ)
- Fixed typo in br-mesh
- Fixed escape char in prefix
Changes in v7:
- Add EUI64 address
- Change ifconfig to ip
Changes in v6:
- Typo in echo
- Optimized sed
Changes in v5:
- Only apply if ula_prefix is not empty
- Remove escape sign from ula_prefix
Changes in v4:
- Optimized grep and sed
Changes in v3:
- Added route block
- Inverted condition in address block
- Changed if style to "grep -q"
- Added some quotes
Changes in v2:
- Rebased onto keyXchange v2 patchset v15
- correctly handle keyxchangev2data without reloading
- added some quotes
.../fff/fff-hoods/files/usr/sbin/configurehood | 35 ++++++++++++++++++++++
1 file changed, 35 insertions(+)
diff --git a/src/packages/fff/fff-hoods/files/usr/sbin/configurehood b/src/packages/fff/fff-hoods/files/usr/sbin/configurehood
index acac259..3584239 100755
--- a/src/packages/fff/fff-hoods/files/usr/sbin/configurehood
+++ b/src/packages/fff/fff-hoods/files/usr/sbin/configurehood
@@ -173,6 +173,41 @@ if [ -s /tmp/keyxchangev2data ]; then
fi
done
+ # now we load the prefix from the hoodfile and set this to br-mesh
+ json_select network
+ json_get_var prefix ula_prefix
+ # Set $prefix::MAC as IP
+ if [ -n "$prefix" ] ; then
+ prefix="$(echo "$prefix" | sed -e 's,\\,,')"
+ suffix="$(awk -F: '{ print "0:"$1$2":"$3$4":"$5$6 }' /sys/class/net/br-mesh/address)"
+ suffix_eui="$(awk -F: '{ printf("%02x%s:%sff:fe%s:%s%s\n", xor(("0x"$1),2), $2, $3, $4, $5, $6) }' /sys/class/net/br-mesh/address)"
+ addr="$(echo "$prefix" | sed -e 's,/,'$suffix'/,')"
+ addr_eui="$(echo "$prefix" | sed -e 's,/,'$suffix_eui'/,')"
+ for ip in $(ip -6 addr show dev br-mesh | grep inet6 | grep -v -e " $prefix" -e " fe80::" -e " fdff::" | cut -f6 -d " "); do
+ ip -6 addr del "$ip" dev br-mesh
+ done
+ if ! ( ip -6 addr show dev br-mesh | grep -q "$addr" ) ; then
+ ip -6 addr add "$addr" dev br-mesh
+ echo "Set ULA address to br-mesh: $addr"
+ else
+ echo "Address already set."
+ fi
+ # Set $prefix::link-local as IP
+ if ! ( ip -6 addr show dev br-mesh | grep -q "$addr_eui" ) ; then
+ ip -6 addr add $addr_eui dev br-mesh
+ echo "Set ULA EUI-64 address to br-mesh: $addr_eui"
+ else
+ echo "Address already set."
+ fi
+ if ! ( ip -6 route show dev br-mesh | grep -q "fc00::" ) ; then
+ ip -6 route add fc00::/7 via fe80::1 dev br-mesh
+ echo "Set ULA route to br-mesh."
+ else
+ echo "Route already set."
+ fi
+ fi
+ json_select ".." # back to root
+
echo "Loading wifi"
wifi
--
2.11.0
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