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kgctl connect (#269)

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* 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>
This commit is contained in:
leonnicolas
2022-04-08 13:42:13 +02:00
committed by GitHub
parent d95e590f5c
commit 0dfb744630
10 changed files with 569 additions and 34 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
cmd/kgctl/main.go
View File

@@ -62,6 +62,7 @@ var (
opts struct {
backend mesh.Backend
granularity mesh.Granularity
kc kiloclient.Interface
port int
}
backend string
@@ -81,29 +82,29 @@ func runRoot(_ *cobra.Command, _ []string) error {
case mesh.FullGranularity:
case mesh.AutoGranularity:
default:
return fmt.Errorf("mesh granularity %v unknown; posible values are: %s", granularity, availableGranularities)
return fmt.Errorf("mesh granularity %s unknown; posible values are: %s", granularity, availableGranularities)
}
switch backend {
case k8s.Backend:
config, err := clientcmd.BuildConfigFromFlags("", kubeconfig)
if err != nil {
return fmt.Errorf("failed to create Kubernetes config: %v", err)
return fmt.Errorf("failed to create Kubernetes config: %w", err)
}
c := kubernetes.NewForConfigOrDie(config)
kc := kiloclient.NewForConfigOrDie(config)
opts.kc = kiloclient.NewForConfigOrDie(config)
ec := apiextensions.NewForConfigOrDie(config)
opts.backend = k8s.New(c, kc, ec, topologyLabel, log.NewNopLogger())
opts.backend = k8s.New(c, opts.kc, ec, topologyLabel, log.NewNopLogger())
default:
return fmt.Errorf("backend %v unknown; posible values are: %s", backend, availableBackends)
return fmt.Errorf("backend %s unknown; posible values are: %s", backend, availableBackends)
}
if err := opts.backend.Nodes().Init(make(chan struct{})); err != nil {
return fmt.Errorf("failed to initialize node backend: %v", err)
return fmt.Errorf("failed to initialize node backend: %w", err)
}
if err := opts.backend.Peers().Init(make(chan struct{})); err != nil {
return fmt.Errorf("failed to initialize peer backend: %v", err)
return fmt.Errorf("failed to initialize peer backend: %w", err)
}
return nil
}
@@ -130,6 +131,7 @@ func main() {
for _, subCmd := range []*cobra.Command{
graph(),
showConf(),
connect(),
} {
cmd.AddCommand(subCmd)
}
@@ -140,7 +142,7 @@ func main() {
}
}
func optainGranularity(gr mesh.Granularity, ns []*mesh.Node) (mesh.Granularity, error) {
func determineGranularity(gr mesh.Granularity, ns []*mesh.Node) (mesh.Granularity, error) {
if gr == mesh.AutoGranularity {
if len(ns) == 0 {
return gr, errors.New("could not get any nodes")
@@ -150,7 +152,7 @@ func optainGranularity(gr mesh.Granularity, ns []*mesh.Node) (mesh.Granularity,
case mesh.LogicalGranularity:
case mesh.FullGranularity:
default:
return ret, fmt.Errorf("mesh granularity %v is not supported", opts.granularity)
return ret, fmt.Errorf("mesh granularity %s is not supported", opts.granularity)
}
return ret, nil
}