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create.go
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create.go
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// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
package docker
import (
"context"
"fmt"
"github.com/siderolabs/talos/pkg/machinery/constants"
"github.com/siderolabs/talos/pkg/provision"
)
// Create Talos cluster as a set of docker containers on docker network.
func (p *provisioner) Create(ctx context.Context, request provision.ClusterRequest, opts ...provision.Option) (provision.Cluster, error) {
var err error
options := provision.DefaultOptions()
for _, opt := range opts {
if err = opt(&options); err != nil {
return nil, err
}
}
if err = p.ensureImageExists(ctx, request.Image, &options); err != nil {
return nil, err
}
fmt.Fprintln(options.LogWriter, "creating network", request.Network.Name)
if err = p.createNetwork(ctx, request.Network); err != nil {
return nil, fmt.Errorf("unable to create or re-use a docker network: %w", err)
}
var nodeInfo []provision.NodeInfo
fmt.Fprintln(options.LogWriter, "creating controlplane nodes")
if nodeInfo, err = p.createNodes(ctx, request, request.Nodes.ControlPlaneNodes(), &options, true); err != nil {
return nil, err
}
fmt.Fprintln(options.LogWriter, "creating worker nodes")
var workerNodeInfo []provision.NodeInfo
if workerNodeInfo, err = p.createNodes(ctx, request, request.Nodes.WorkerNodes(), &options, false); err != nil {
return nil, err
}
nodeInfo = append(nodeInfo, workerNodeInfo...)
res := &result{
clusterInfo: provision.ClusterInfo{
ClusterName: request.Name,
Network: provision.NetworkInfo{
Name: request.Network.Name,
CIDRs: request.Network.CIDRs[:1],
GatewayAddrs: request.Network.GatewayAddrs[:1],
MTU: request.Network.MTU,
},
Nodes: nodeInfo,
KubernetesEndpoint: p.GetExternalKubernetesControlPlaneEndpoint(request.Network, constants.DefaultControlPlanePort),
},
}
return res, nil
}