5 files changed, 207 insertions, 0 deletions
diff --git a/data/templates/pppoe/ip-down.script.tmpl b/data/templates/pppoe/ip-down.script.tmpl
new file mode 100644
index 000000000..a68fc099c
--- /dev/null
+++ b/data/templates/pppoe/ip-down.script.tmpl
@@ -0,0 +1,28 @@
+#!/bin/sh
+
+# As PPPoE is an "on demand" interface we need to re-configure it when it
+# becomes up
+if [ "$6" != "{{ intf }}" ]; then
+    exit
+fi
+
+# add some info to syslog
+DIALER_PID=$(cat /var/run/{{ intf }}.pid)
+logger -t pppd[$DIALER_PID] "executing $0"
+
+{% if not on_demand %}
+# See https://phabricator.vyos.net/T2248. Determine if we are enslaved to a
+# VRF, this is needed to properly insert the default route.
+VRF_NAME=""
+if [ -d /sys/class/net/{{ intf }}/upper_* ]; then
+    # Determine upper (VRF) interface
+    VRF=$(basename $(ls -d /sys/class/net/{{ intf }}/upper_*))
+    # Remove upper_ prefix from result string
+    VRF=${VRF#"upper_"}
+    # Populate variable to run in VR context
+    VRF_NAME="vrf ${VRF_NAME}"
+fi
+
+# Always delete default route when interface goes down
+vtysh -c "conf t" ${VRF_NAME} -c "no ip route 0.0.0.0/0 {{ intf }} ${VRF_NAME}"
+{% endif %}
diff --git a/data/templates/pppoe/ip-pre-up.script.tmpl b/data/templates/pppoe/ip-pre-up.script.tmpl
new file mode 100644
index 000000000..9a7ba7d57
--- /dev/null
+++ b/data/templates/pppoe/ip-pre-up.script.tmpl
@@ -0,0 +1,19 @@
+#!/bin/sh
+
+# As PPPoE is an "on demand" interface we need to re-configure it when it
+# becomes up
+
+if [ "$6" != "{{ intf }}" ]; then
+    exit
+fi
+
+# add some info to syslog
+DIALER_PID=$(cat /var/run/{{ intf }}.pid)
+logger -t pppd[$DIALER_PID] "executing $0"
+
+echo "{{ description }}" > /sys/class/net/{{ intf }}/ifalias
+
+{% if vrf -%}
+logger -t pppd[$DIALER_PID] "configuring dialer interface $6 for VRF {{ vrf }}"
+ip link set dev {{ intf }} master {{ vrf }}
+{% endif %}
diff --git a/data/templates/pppoe/ip-up.script.tmpl b/data/templates/pppoe/ip-up.script.tmpl
new file mode 100644
index 000000000..697ebcc20
--- /dev/null
+++ b/data/templates/pppoe/ip-up.script.tmpl
@@ -0,0 +1,47 @@
+#!/bin/sh
+
+# As PPPoE is an "on demand" interface we need to re-configure it when it
+# becomes up
+if [ "$6" != "{{ intf }}" ]; then
+    exit
+fi
+
+{% if not on_demand %}
+# See https://phabricator.vyos.net/T2248 & T2220. Determine if we are enslaved
+# to a VRF, this is needed to properly insert the default route.
+
+# add some info to syslog
+DIALER_PID=$(cat /var/run/{{ intf }}.pid)
+logger -t pppd[$DIALER_PID] "executing $0"
+
+SED_OPT="^ip route"
+VRF_NAME=""
+if [ -d /sys/class/net/{{ intf }}/upper_* ]; then
+    # Determine upper (VRF) interface
+    VRF=$(basename $(ls -d /sys/class/net/{{ intf }}/upper_*))
+    # Remove upper_ prefix from result string
+    VRF=${VRF#"upper_"}
+    # generate new SED command
+    SED_OPT="vrf ${VRF}"
+    # generate vtysh option
+    VRF_NAME="vrf ${VRF}"
+fi
+
+{% if 'auto' in default_route -%}
+# Only insert a new default route if there is no default route configured
+routes=$(vtysh -c "show running-config" | sed -n "/${SED_OPT}/,/!/p" | grep 0.0.0.0/0 | wc -l)
+if [ "$routes" -ne 0 ]; then
+    exit 1
+fi
+
+{% elif 'force' in default_route -%}
+# Retrieve current static default routes and remove it from the routing table
+vtysh -c "show running-config" | sed -n "/${SED_OPT}/,/!/p" | grep 0.0.0.0/0 | while read route ; do
+    vtysh -c "conf t" ${VTY_OPT} -c "no ${route} ${VRF_NAME}"
+done
+{% endif %}
+
+# Add default route to default or VRF routing table
+vtysh -c "conf t" ${VTY_OPT} -c "ip route 0.0.0.0/0 {{ intf }} ${VRF_NAME}"
+logger -t pppd[$DIALER_PID] "added default route via {{ intf }} ${VRF_NAME}"
+{% endif %}
diff --git a/data/templates/pppoe/ipv6-up.script.tmpl b/data/templates/pppoe/ipv6-up.script.tmpl
new file mode 100644
index 000000000..a4b08ddaf
--- /dev/null
+++ b/data/templates/pppoe/ipv6-up.script.tmpl
@@ -0,0 +1,41 @@
+#!/bin/sh
+
+# As PPPoE is an "on demand" interface we need to re-configure it when it
+# becomes up
+
+if [ "$6" != "{{ intf }}" ]; then
+    exit
+fi
+
+{% if ipv6_autoconf -%}
+# add some info to syslog
+DIALER_PID=$(cat /var/run/{{ intf }}.pid)
+logger -t pppd[$DIALER_PID] "executing $0"
+logger -t pppd[$DIALER_PID] "configuring interface {{ intf }} via {{ source_interface }}"
+
+# Configure interface-specific Host/Router behaviour.
+# Note: It is recommended to have the same setting on all interfaces; mixed
+# router/host scenarios are rather uncommon. Possible values are:
+#
+# 0  Forwarding disabled
+# 1  Forwarding enabled
+#
+echo 1 > /proc/sys/net/ipv6/conf/{{ intf }}/forwarding
+
+# Accept Router Advertisements; autoconfigure using them.
+#
+# It also determines whether or not to transmit Router
+# Solicitations. If and only if the functional setting is to
+# accept Router Advertisements, Router Solicitations will be
+# transmitted. Possible values are:
+#
+# 0  Do not accept Router Advertisements.
+# 1  Accept Router Advertisements if forwarding is disabled.
+# 2  Overrule forwarding behaviour. Accept Router Advertisements
+#    even if forwarding is enabled.
+#
+echo 2 > /proc/sys/net/ipv6/conf/{{ intf }}/accept_ra
+
+# Autoconfigure addresses using Prefix Information in Router Advertisements.
+echo 1 > /proc/sys/net/ipv6/conf/{{ intf }}/autoconfigure
+{% endif %}
diff --git a/data/templates/pppoe/peer.tmpl b/data/templates/pppoe/peer.tmpl
new file mode 100644
index 000000000..36d108cee
--- /dev/null
+++ b/data/templates/pppoe/peer.tmpl
@@ -0,0 +1,72 @@
+### Autogenerated by interfaces-pppoe.py ###
+
+{% if description %}
+# {{ description }}
+{% endif %}
+
+# Require peer to provide the local IP address if it is not
+# specified explicitly in the config file.
+noipdefault
+
+# Don't show the password in logfiles:
+hide-password
+
+# Standard Link Control Protocol (LCP) parameters:
+lcp-echo-interval 20
+lcp-echo-failure 3
+
+# RFC 2516, paragraph 7 mandates that the following options MUST NOT be
+# requested and MUST be rejected if requested by the peer:
+# Address-and-Control-Field-Compression (ACFC)
+noaccomp
+
+# Asynchronous-Control-Character-Map (ACCM)
+default-asyncmap
+
+# Override any connect script that may have been set in /etc/ppp/options.
+connect /bin/true
+
+# Don't try to authenticate the remote node
+noauth
+
+# Don't try to proxy ARP for the remote endpoint. User can set proxy
+# arp entries up manually if they wish.  More importantly, having
+# the "proxyarp" parameter set disables the "defaultroute" option.
+noproxyarp
+
+# Unlimited connection attempts
+maxfail 0
+
+plugin rp-pppoe.so
+{{ source_interface }}
+persist
+ifname {{ intf }}
+ipparam {{ intf }}
+debug
+logfile {{ logfile }}
+mtu {{ mtu }}
+mru {{ mtu }}
+user "{{ auth_username }}"
+password "{{ auth_password }}"
+{% if name_server -%}
+usepeerdns
+{% endif %}
+{% if ipv6_enable -%}
++ipv6
+ipv6cp-use-ipaddr
+{% endif %}
+{% if service_name -%}
+rp_pppoe_service "{{ service_name }}"
+{% endif %}
+{% if on_demand %}
+demand
+# See T2249. PPP default route options should only be set when in on-demand
+# mode. As soon as we are not in on-demand mode the default-route handling is
+# passed to the ip-up.d/ip-down.s scripts which is required for VRF support.
+{% if 'auto' in default_route -%}
+defaultroute
+{% elif 'force' in default_route -%}
+defaultroute
+replacedefaultroute
+{% endif %}
+{% endif %}