0dfb744630
* kgctl connect Use kgctl connect to connect your laptop to a cluster. Signed-off-by: leonnicolas <leonloechner@gmx.de> * cmd/kgctl: finish connect command This commit fixes some bugs and finishes the implementation of the `kgctl connect` command. Signed-off-by: Lucas Servén Marín <lserven@gmail.com> * e2e: add tests for kgctl connect Signed-off-by: Lucas Servén Marín <lserven@gmail.com> * docs: add documentation for `kgctl connect` Signed-off-by: Lucas Servén Marín <lserven@gmail.com> * pkg/mesh: move peer route generation to mesh Signed-off-by: Lucas Servén Marín <lserven@gmail.com> Co-authored-by: Lucas Servén Marín <lserven@gmail.com>
81 lines
2.2 KiB
Go
81 lines
2.2 KiB
Go
// Copyright 2019 the Kilo authors
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package main
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"github.com/spf13/cobra"
|
|
"golang.zx2c4.com/wireguard/wgctrl/wgtypes"
|
|
|
|
"github.com/squat/kilo/pkg/mesh"
|
|
)
|
|
|
|
func graph() *cobra.Command {
|
|
return &cobra.Command{
|
|
Use: "graph",
|
|
Short: "Generates a graph of the Kilo network",
|
|
RunE: runGraph,
|
|
}
|
|
}
|
|
|
|
func runGraph(_ *cobra.Command, _ []string) error {
|
|
ns, err := opts.backend.Nodes().List()
|
|
if err != nil {
|
|
return fmt.Errorf("failed to list nodes: %w", err)
|
|
}
|
|
ps, err := opts.backend.Peers().List()
|
|
if err != nil {
|
|
return fmt.Errorf("failed to list peers: %w", err)
|
|
}
|
|
// Obtain the Granularity by looking at the annotation of the first node.
|
|
if opts.granularity, err = determineGranularity(opts.granularity, ns); err != nil {
|
|
return fmt.Errorf("failed to determine granularity: %w", err)
|
|
}
|
|
|
|
var hostname string
|
|
subnet := mesh.DefaultKiloSubnet
|
|
nodes := make(map[string]*mesh.Node)
|
|
for _, n := range ns {
|
|
if n.Ready() {
|
|
nodes[n.Name] = n
|
|
hostname = n.Name
|
|
}
|
|
if n.WireGuardIP != nil {
|
|
subnet = n.WireGuardIP
|
|
}
|
|
}
|
|
subnet.IP = subnet.IP.Mask(subnet.Mask)
|
|
if len(nodes) == 0 {
|
|
return fmt.Errorf("did not find any valid Kilo nodes in the cluster")
|
|
}
|
|
peers := make(map[string]*mesh.Peer)
|
|
for _, p := range ps {
|
|
if p.Ready() {
|
|
peers[p.Name] = p
|
|
}
|
|
}
|
|
t, err := mesh.NewTopology(nodes, peers, opts.granularity, hostname, 0, wgtypes.Key{}, subnet, nodes[hostname].PersistentKeepalive, nil)
|
|
if err != nil {
|
|
return fmt.Errorf("failed to create topology: %w", err)
|
|
}
|
|
g, err := t.Dot()
|
|
if err != nil {
|
|
return fmt.Errorf("failed to generate graph: %w", err)
|
|
}
|
|
fmt.Println(g)
|
|
return nil
|
|
}
|