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Diffstat (limited to 'doc/developer/building-frr-for-opensuse.rst')
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diff --git a/doc/developer/building-frr-for-opensuse.rst b/doc/developer/building-frr-for-opensuse.rst new file mode 100644 index 0000000..3ff445b --- /dev/null +++ b/doc/developer/building-frr-for-opensuse.rst @@ -0,0 +1,146 @@ +openSUSE +======== + +This document describes installation from source. + +These instructions have been tested on openSUSE Tumbleweed in a Raspberry Pi 400. + +Installing Dependencies +----------------------- + +.. code-block:: console + + zypper in git autoconf automake libtool make \ + readline-devel texinfo net-snmp-devel groff pkgconfig libjson-c-devel\ + pam-devel python3-pytest bison flex c-ares-devel python3-devel\ + python3-Sphinx perl patch libcap-devel libyang-devel \ + libelf-devel libunwind-devel protobuf-c + +.. include:: building-libunwind-note.rst + +Building & Installing FRR +------------------------- + +Add FRR user and groups +^^^^^^^^^^^^^^^^^^^^^^^ + +.. code-block:: console + + sudo groupadd -g 92 frr + sudo groupadd -r -g 85 frrvty + sudo useradd -u 92 -g 92 -M -r -G frrvty -s /sbin/nologin \ + -c "FRR FRRouting suite" -d /var/run/frr frr + +Compile +^^^^^^^ + +.. include:: include-compile.rst + +Install FRR configuration files +^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +.. code-block:: console + + sudo install -m 775 -o frr -g frr -d /var/log/frr + sudo install -m 775 -o frr -g frrvty -d /etc/frr + sudo install -m 640 -o frr -g frrvty tools/etc/frr/vtysh.conf /etc/frr/vtysh.conf + sudo install -m 640 -o frr -g frr tools/etc/frr/frr.conf /etc/frr/frr.conf + sudo install -m 640 -o frr -g frr tools/etc/frr/daemons.conf /etc/frr/daemons.conf + sudo install -m 640 -o frr -g frr tools/etc/frr/daemons /etc/frr/daemons + +.. note:: + + In some platforms like raspberry for performance reasons + some directories are in file systems (/var/run, ...) mounted with tempfs + so will disapear after every reboot. + In frr the /var/run/frr is used to store pid files for every daemon. + +Tweak sysctls +^^^^^^^^^^^^^ + +Some sysctls need to be changed in order to enable IPv4/IPv6 forwarding and +MPLS (if supported by your platform). If your platform does not support MPLS, +skip the MPLS related configuration in this section. + +Create a new file ``/etc/sysctl.d/90-routing-sysctl.conf`` with the following +content: + +:: + + # + # Enable packet forwarding + # + net.ipv4.conf.all.forwarding=1 + net.ipv6.conf.all.forwarding=1 + # + # Enable MPLS Label processing on all interfaces + # + #net.mpls.conf.eth0.input=1 + #net.mpls.conf.eth1.input=1 + #net.mpls.conf.eth2.input=1 + #net.mpls.platform_labels=100000 + +.. note:: + + MPLS must be invidividually enabled on each interface that requires it. See + the example in the config block above. + +Load the modified sysctls on the system: + +.. code-block:: console + + sudo sysctl -p /etc/sysctl.d/90-routing-sysctl.conf + +Create a new file ``/etc/modules-load.d/mpls.conf`` with the following content: + +:: + + # Load MPLS Kernel Modules + mpls-router + mpls-iptunnel + +And load the kernel modules on the running system: + +.. code-block:: console + + sudo modprobe mpls-router mpls-iptunnel + + +.. note:: + The ``firewalld`` service could be enabled. You may run into some + issues with the iptables rules it installs by default. If you wish to just + stop the service and clear `ALL` rules do these commands: + + .. code-block:: console + + sudo systemctl disable firewalld.service + sudo systemctl stop firewalld.service + sudo iptables -F + +Install frr Service +^^^^^^^^^^^^^^^^^^^ + +.. code-block:: console + + sudo install -p -m 644 tools/frr.service /usr/lib/systemd/system/frr.service + sudo systemctl enable frr + +Enable daemons +^^^^^^^^^^^^^^ + +Open :file:`/etc/frr/daemons` with your text editor of choice. Look for the +section with ``bgpd=no`` etc. Enable the daemons +as required by changing the value to ``yes``. + +Start FRR +^^^^^^^^^ + +.. code-block:: console + + sudo systemctl start frr + +Check the starting messages of frr with + +.. code-block:: console + + journalctl -u frr --follow |