mirror of
https://github.com/siderolabs/talos.git
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5dbc26c7a3
This is a rename of the osctl binary. We decided that talosctl is a better name for the Talos CLI. This does not break any APIs, but does make older documentation only accurate for previous versions of Talos. Signed-off-by: Andrew Rynhard <andrew@andrewrynhard.com>
109 lines
2.9 KiB
Go
109 lines
2.9 KiB
Go
// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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package firecracker
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import (
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"context"
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"fmt"
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"os"
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"path/filepath"
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"gopkg.in/yaml.v2"
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"github.com/talos-systems/talos/internal/pkg/provision"
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)
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// Create Talos cluster as a set of firecracker micro-VMs.
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//
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//nolint: gocyclo
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func (p *provisioner) Create(ctx context.Context, request provision.ClusterRequest, opts ...provision.Option) (provision.Cluster, error) {
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options := provision.DefaultOptions()
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for _, opt := range opts {
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if err := opt(&options); err != nil {
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return nil, err
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}
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}
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state := &state{
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ProvisionerName: "firecracker",
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statePath: filepath.Join(request.StateDirectory, request.Name),
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}
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fmt.Fprintf(options.LogWriter, "creating state directory in %q\n", state.statePath)
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_, err := os.Stat(state.statePath)
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if err == nil {
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return nil, fmt.Errorf(
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"state directory %q already exists, is the cluster %q already running? remove cluster state with talosctl cluster destroy",
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state.statePath,
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request.Name,
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)
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}
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if !os.IsNotExist(err) {
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return nil, fmt.Errorf("error checking state directory: %w", err)
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}
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if err = os.MkdirAll(state.statePath, os.ModePerm); err != nil {
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return nil, fmt.Errorf("error creating state directory: %w", err)
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}
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fmt.Fprintln(options.LogWriter, "creating network", request.Network.Name)
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if err = p.createNetwork(ctx, state, request.Network); err != nil {
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return nil, fmt.Errorf("unable to provision CNI network: %w", err)
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}
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fmt.Fprintln(options.LogWriter, "creating load balancer")
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if err = p.createLoadBalancer(state, request); err != nil {
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return nil, fmt.Errorf("error creating loadbalancer: %w", err)
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}
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var nodeInfo []provision.NodeInfo
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fmt.Fprintln(options.LogWriter, "creating master nodes")
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if nodeInfo, err = p.createNodes(state, request, request.Nodes.MasterNodes(), &options); err != nil {
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return nil, err
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}
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fmt.Fprintln(options.LogWriter, "creating worker nodes")
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var workerNodeInfo []provision.NodeInfo
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if workerNodeInfo, err = p.createNodes(state, request, request.Nodes.WorkerNodes(), &options); err != nil {
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return nil, err
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}
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nodeInfo = append(nodeInfo, workerNodeInfo...)
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state.ClusterInfo = provision.ClusterInfo{
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ClusterName: request.Name,
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Network: provision.NetworkInfo{
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Name: request.Network.Name,
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CIDR: request.Network.CIDR,
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GatewayAddr: request.Network.GatewayAddr,
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MTU: request.Network.MTU,
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},
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Nodes: nodeInfo,
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}
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// save state
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stateFile, err := os.Create(filepath.Join(state.statePath, stateFileName))
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if err != nil {
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return nil, err
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}
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defer stateFile.Close() //nolint: errcheck
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if err = yaml.NewEncoder(stateFile).Encode(&state); err != nil {
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return nil, fmt.Errorf("error marshaling state: %w", err)
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}
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return state, stateFile.Close()
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}
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