From 8d7843cea47a8cfb38b314e543dffa07a51139a6 Mon Sep 17 00:00:00 2001
From: Serge Bazanski <serge@bazanski.pl>
Date: Thu, 4 Oct 2018 10:37:36 +0100
Subject: [PATCH] initial commit

---
 config.proto      | 22 ++++++++++++++++
 control.proto     | 64 +++++++++++++++++++++++++++++++++++++++++++++++
 main.go           | 33 ++++++++++++++++++++++++
 proto/.gitignore  |  2 ++
 proto/generate.go |  4 +++
 service.go        |  7 ++++++
 6 files changed, 132 insertions(+)
 create mode 100644 config.proto
 create mode 100644 control.proto
 create mode 100644 main.go
 create mode 100644 proto/.gitignore
 create mode 100644 proto/generate.go
 create mode 100644 service.go

diff --git a/config.proto b/config.proto
new file mode 100644
index 00000000..4408a3be
--- /dev/null
+++ b/config.proto
@@ -0,0 +1,22 @@
+syntax = "proto3";
+
+message Config {
+    repeated Switch switch = 1;
+};
+
+message Switch {
+    string name = 1;
+
+    enum Connector {
+        CONNECTOR_INVALID = 0;
+        CONNECTOR_M6220 = 1;
+        CONNECTOR_ARISTA = 2;
+    };
+    Connector connector = 2;
+    string address = 3;
+    repeated SwitchPort managed_port = 4;
+};
+
+message SwitchPort {
+    string name = 1;
+};
diff --git a/control.proto b/control.proto
new file mode 100644
index 00000000..46cd93a1
--- /dev/null
+++ b/control.proto
@@ -0,0 +1,64 @@
+syntax = "proto3";
+package connector;
+
+message GetPortsRequest {
+};
+
+message SwitchPort {
+    enum Speed {
+        SPEED_INVALID = 0;
+        SPEED_100M = 1;
+        SPEED_1G = 2;
+        SPEED_10G = 3;
+    };
+    string name = 1;
+    Speed speed = 2;
+    enum LinkState {
+        LINKSTATE_INVALID = 0;
+        LINKSTATE_DOWN = 1;
+        LINKSTATE_UP = 2;
+    };
+    LinkState link_state = 3;
+    enum PortMode {
+        PORTMODE_INVALID = 0;
+        // Interface is bridged to a VLAN, untagged.
+        PORTMODE_SWITCHPORT_UNTAGGED = 1;
+        // Interfaces is bridged to several tagged 802.1q VLANs.
+        PORTMODE_SWITCHPORT_TAGGED = 2;
+        // Interface is in 'generic', both tagged 802.1q and untagged mode.
+        PORTMODE_SWITCHPORT_GENERIC = 3;
+        // Interface is routed, ie routes packets from a separate L3 network
+        // and the Switch is the default gateway for machines in this network.
+        PORTMODE_ROUTED = 4;
+        // Interface is in a configuration state that cannot be clearly stated
+        // in terms of this enum, and should be reconfigured.
+        PORTMODE_MANGLED = 5;
+    };
+    PortMode port_mode = 4;
+    // For PORTMODE_SWITCHPORT_UNTAGGED and PORTMODE_SWITCHPORT_GENERIC, the
+    // VLAN ID that this interface is natively bridged to.
+    int32 vlan_native = 5;
+    // For PORTMODE_SWITCHPORT_TAGGED and PORTMODE_SWITCHPORT_GENERIC, the VLAN
+    // IDs that the interface is bridged to using 802.1q tags.
+    repeated int32 vlan_tagged = 6;
+    // For PORTMODE_ROUTED
+    repeated string prefixes = 7;
+    // Interface MTU
+    int32 mtu = 8;
+    enum SpanningTreeMode {
+        SPANNING_TREE_MODE_INVALID = 0;
+        // Send STP BPDU, on timeout switch to Forwarding.
+        SPANNING_TREE_MODE_AUTO_PORTFAST = 1;
+        // Switch to Forwarding immediately on link up.
+        SPANNING_TREE_MODE_PORTFAST = 2;
+    };
+    SpanningTreeMode spanning_tree_mode = 9;
+};
+
+message GetPortsResponse {
+    repeated SwitchPort ports = 1;
+};
+
+service SwitchControl {
+    rpc GetPorts(GetPortsRequest) returns (GetPortsResponse);
+};
diff --git a/main.go b/main.go
new file mode 100644
index 00000000..0314b7d3
--- /dev/null
+++ b/main.go
@@ -0,0 +1,33 @@
+package main
+
+import (
+	"flag"
+	"io/ioutil"
+
+	"github.com/golang/glog"
+	"github.com/golang/protobuf/proto"
+
+	confpb "code.hackerspace.pl/q3k/topo/proto/config"
+)
+
+var (
+	flagConfigPath string
+)
+
+func init() {
+	flag.Set("logtostderr", "true")
+}
+
+func main() {
+	flag.StringVar(&flagConfigPath, "config_path", "./topo.pb.text", "Text proto configuration of Topo (per config.proto)")
+	flag.Parse()
+
+	data, err := ioutil.ReadFile(flagConfigPath)
+	if err != nil {
+		glog.Exitf("Could not read config: %v", err)
+	}
+
+	config := confpb.Config{}
+	proto.UnmarshalText(string(data), &config)
+	glog.Infof("%+v", config)
+}
diff --git a/proto/.gitignore b/proto/.gitignore
new file mode 100644
index 00000000..8a825df3
--- /dev/null
+++ b/proto/.gitignore
@@ -0,0 +1,2 @@
+config
+control
diff --git a/proto/generate.go b/proto/generate.go
new file mode 100644
index 00000000..4456a693
--- /dev/null
+++ b/proto/generate.go
@@ -0,0 +1,4 @@
+//go:generate protoc -I.. ../control.proto --go_out=plugins=grpc:control
+//go:generate protoc -I.. ../config.proto --go_out=plugins=grpc:config
+
+package proto
diff --git a/service.go b/service.go
new file mode 100644
index 00000000..ab9e10a0
--- /dev/null
+++ b/service.go
@@ -0,0 +1,7 @@
+package main
+
+import confpb "code.hackerspace.pl/q3k/topo/proto/config"
+
+type service struct {
+	config *confpb.Config
+}