ubuntu install gobgp

 

sdwan_orchestrator_with_gobgp

https://github.com/ttsubo/sdwan_orchestrator_with_gobgp

http://networkstatic.net/gobgp-control-plane-evolving-software-networking/

gobgp 配置

https://gist.github.com/chenchun/d9b82152cbd847a4001ddb23873075a3

good : https://qiita.com/ttsubo/items/8f0f2cf04306686ed1bc

https://qiita.com/ttsubo/items/8f0f2cf04306686ed1bc

 

 gobgp_2.19.0_linux_arm64.tar.gz 不需要安装golang

 

 https://github.com/shusugmt/gobgp-tutorial/tree/master/prov

# go version to install
export GO_VERSION=1.6.2

# set envvars for go
cat << EOF > /etc/profile.d/golang.sh
export GOROOT=/usr/local/go
export GOPATH=/usr/local/opt/gopath
export PATH=$GOROOT/bin:$PATH
EOF

source /etc/profile.d/golang.sh

# install go
mkdir -p $GOPATH
mkdir -p $GOROOT
cd $GOROOT/..
wget https://storage.googleapis.com/golang/go${GO_VERSION}.linux-amd64.tar.gz > /dev/null 2>&1
tar zxf go${GO_VERSION}.linux-amd64.tar.gz

# install git (required to run go get)
apt-get update
apt-get install -y git

# install gobgp and gobgpd
go get -v github.com/osrg/gobgp/gobgpd
go get -v github.com/osrg/gobgp/gobgp

# install bash completions for gobgp command
cp $GOPATH/src/github.com/osrg/gobgp/tools/completion/*.bash /etc/bash_completion.d/


id gobgpd || useradd -r gobgpd
cp $GOPATH/bin/* /usr/local/sbin
mkdir -p /etc/gobgp
cp /vagrant/prov/gobgpd.service /etc/systemd/system
systemctl daemon-reload

gobgpd.service
  
[Unit]
Description=gobgpd
After=network.target syslog.target

[Service]
Type=simple
PermissionsStartOnly=yes
User=gobgpd
ExecStartPre=/sbin/setcap 'cap_net_bind_service=+ep' /usr/local/sbin/gobgpd
ExecStart=/usr/local/sbin/gobgpd -f /etc/gobgp/gobgpd.conf -t yaml --cpus=2
ExecReload=/bin/kill -s HUP $MAINPID
ExecStop=/bin/kill -s TERM $MAINPID

[Install]
WantedBy=multi-user.target

参考：https://blog.swineson.me/bgp-at-home-2-set-transparent-proxy-gateway-selectively-for-partial-lan-devices/

cat > /etc/sysctl.d/80-router.conf <<-EOF
net.ipv4.ip_forward = 1
net.ipv6.conf.all.forwarding = 1
EOF
sysctl -p /etc/sysctl.d/80-router.conf

wget https://github.com/osrg/gobgp/releases/download/v2.7.0/gobgp_2.7.0_linux_amd64.tar.gz
tar -xvf gobgp_2.7.0_linux_amd64.tar.gz
mv gobgp{,d} /usr/local/bin/
cat > /etc/systemd/system/gobgp.service <<-EOF
[Unit]
Description=GoBGP daemon
After=network-online.target
 
[Service]
ExecStart=/usr/local/bin/gobgpd -f /etc/gobgp/gobgpd.toml
 
[Install]
Alias=gobgpd.service
WantedBy=multi-user.target
EOF
mkdir -p /etc/gobgp
touch /etc/gobgp/gobgpd.toml

systemctl enable --now gobgp

root@ubuntu:~# systemctl enable --now gobgp
Created symlink /etc/systemd/system/gobgpd.service → /etc/systemd/system/gobgp.service.
Created symlink /etc/systemd/system/multi-user.target.wants/gobgp.service → /etc/systemd/system/gobgp.service.
root@ubuntu:~# 

root@ubuntu:~# ps -elf | grep gobgp
4 S root      1639     1  0  80   0 - 179168 futex_ 16:40 ?       00:00:00 /usr/local/bin/gobgpd -f /etc/gobgp/gobgpd.toml
0 S root      1671  1555  0  80   0 -  1097 pipe_w 16:40 pts/0    00:00:00 grep --color=auto gobgp
root@ubuntu:~# 

root@ubuntu:~# cat /etc/gobgp/gobgpd.toml 
[[neighbors]]
[neighbors.config]
 neighbor-address = "192.168.122.166"
 peer-as = 65000
 local-as = 65000

[global.config]
 as = 65000
 router-id = "192.168.122.205"
root@ubuntu:~# 

root@ubuntu:~# gobgp neighbor 192.168.122.166
BGP neighbor is 192.168.122.166, remote AS 65000
  BGP version 4, remote router ID 192.168.122.166
  BGP state = ESTABLISHED, up for 00:00:57
  BGP OutQ = 0, Flops = 0
  Hold time is 90, keepalive interval is 30 seconds
  Configured hold time is 90, keepalive interval is 30 seconds
  
  Neighbor capabilities:
    multiprotocol:
        ipv4-unicast:   advertised and received
    route-refresh:      advertised and received
    extended-nexthop:   advertised and received
        Local:  nlri: ipv4-unicast, nexthop: ipv6
        Remote: nlri: ipv4-unicast, nexthop: ipv6
    4-octet-as: advertised and received
  Message statistics:
                         Sent       Rcvd
    Opens:                  1          1
    Notifications:          0          0
    Updates:                0          0
    Keepalives:             2          2
    Route Refresh:          0          0
    Discarded:              0          0
    Total:                  3          3
  Route statistics:
    Advertised:             0
    Received:               0
    Accepted:               0
root@ubuntu:~# 

root@ubuntu:~/work# mv gobgp{,d} /usr/local/bin/
root@ubuntu:~/work# ls /usr/local/bin/
gobgp  gobgpd
root@ubuntu:~/work#