From 2ca1000cb43de71d95061d78cb2affe01590247a Mon Sep 17 00:00:00 2001
From: Thomas Bächler <thomas@archlinux.org>
Date: Thu, 8 Dec 2011 23:22:59 +0100
Subject: Add PPPoE connection support

---
 docs/examples/pppoe   | 31 +++++++++++++++++++++
 src/connections/pppoe | 75 +++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 106 insertions(+)
 create mode 100644 docs/examples/pppoe
 create mode 100644 src/connections/pppoe

diff --git a/docs/examples/pppoe b/docs/examples/pppoe
new file mode 100644
index 0000000..2f50029
--- /dev/null
+++ b/docs/examples/pppoe
@@ -0,0 +1,31 @@
+CONNECTION='pppoe'
+DESCRIPTION='Example PPPoE connection'
+INTERFACE='eth0'
+USER='example@yourprovider.com'
+PASSWORD='very secret'
+
+# Always keep a connection established
+CONNECTION_MODE='persist'
+# Establish connection on demand
+#CONNECTION_MODE='demand'
+#IDLE_TIMEOUT=300
+
+# Use default route provided by the peer (default: true)
+#DEFAULTROUTE=1
+# Use DNS provided by the peer (default: true)
+#USEPEERDNS=1
+
+# Override default LCP parameters from /etc/ppp/options
+#LCP_ECHO_INTERVAL=15
+#LCP_ECHO_FAILURE=10
+
+# PPPoE options - experts only
+#
+# PPPoE service name
+#PPPOE_SERVICE=''
+# PPPoE access concentrator name
+#PPPOE_AC=''
+# Attach to existing session (sessid:macaddr)
+#PPPOE_SESSION=''
+# Only connect to specified MAC address
+#PPPOE_MAC=''
diff --git a/src/connections/pppoe b/src/connections/pppoe
new file mode 100644
index 0000000..07eb9ae
--- /dev/null
+++ b/src/connections/pppoe
@@ -0,0 +1,75 @@
+#! /bin/bash
+. /usr/lib/network/network
+
+_quotestring() {
+    echo "\"${1/\"/\\\"}\""
+}
+
+pppoe_up() {
+    local cfg
+    load_profile "$1"
+
+    mkdir -p "$STATE_DIR"/pppoe.eth0."$1"/
+    chmod 700 "$STATE_DIR"/pppoe.eth0."$1"/
+    cfg="$STATE_DIR"/pppoe.eth0."$1"/options
+    : > "${cfg}"
+    chmod 600 "${cfg}"
+
+    echo "plugin rp-pppoe.so" >> "${cfg}"
+    echo "nic-${INTERFACE}" >> "${cfg}"
+    if checkyesno ${DEFAULTROUTE:-1}; then
+        echo "defaultroute" >> "${cfg}"
+    else
+        echo "nodefaultroute" >> "${cfg}"
+    fi
+    if checkyesno ${USEPEERDNS:-1}; then
+        echo "usepeerdns" >> "${cfg}"
+    fi
+    echo "linkname $(_quotestring "$1")" >> "${cfg}"
+    echo "maxfail 5" >> "${cfg}"
+    echo "updetach" >> "${cfg}"
+    if [[ ${CONNECTION_MODE} == demand ]]; then
+        echo "demand" >> "${cfg}"
+        echo "idle ${IDLE_TIMEOUT}" >> "${cfg}"
+    else
+        echo "persist" >> "${cfg}"
+    fi
+    echo "user $(_quotestring "${USER}")" >> "${cfg}"
+    echo "password $(_quotestring "${PASSWORD}")" >> "${cfg}"
+    [[ -n ${LCP_ECHO_INTERVAL} ]] && echo "lcp-echo-interval ${LCP_ECHO_INTERVAL}" >> "${cfg}"
+    [[ -n ${LCP_ECHO_FAILURE} ]] && echo "lcp-echo-failure ${LCP_ECHO_FAILURE}" >> "${cfg}"
+    [[ -n ${PPPOE_SERVICE} ]] && echo "rp_pppoe_service $(_quotestring "${PPPOE_SERVICE}")" >> "${cfg}"
+    [[ -n ${PPPOE_AC} ]] && echo "rp_pppoe_ac $(_quotestring "${PPPOE_AC}")" >> "${cfg}"
+    [[ -n ${PPPOE_SESSION} ]] && echo "rp_pppoe_sess $(_quotestring "${PPPOE_SESSION}")" >> "${cfg}"
+    [[ -n ${PPPOE_MAC} ]] && echo "pppoe-mac $(_quotestring "${PPPOE_MAC}")" >> "${cfg}"
+
+    /sbin/ip link set dev ${INTERFACE} up
+    /usr/sbin/pppd file "${cfg}"
+
+    if [[ $? -ne 0 ]]; then
+        rm "${cfg}"
+        rmdir "$STATE_DIR"/pppoe.eth0."$1"/
+        report_fail "Couldn't make pppd connection."
+        return 1
+    fi
+}
+
+pppoe_down() {
+    load_profile "$1"
+    local cfg
+    cfg="$STATE_DIR"/pppoe.eth0."$1"/options
+    PIDFILE="/var/run/ppp-$1.pid"
+
+    if [[ -e $PIDFILE ]]; then
+        PID=$(cat "$PIDFILE")
+        [[ -n "$PID" ]] && kill "$PID"
+    fi
+
+    rm "${cfg}"
+    rmdir "$STATE_DIR"/pppoe.eth0."$1"/
+}
+
+pppoe_$1 "$2"
+exit $?
+
+# vim: ft=sh ts=4 et sw=4:
-- 
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