isle/go/daemon/bootstrap.go

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package daemon
import (
"encoding/json"
"fmt"
"os"
"path/filepath"
"isle/bootstrap"
"isle/garage/garagesrv"
"isle/jsonutil"
"isle/secrets"
)
// JoiningBootstrap wraps a normal Bootstrap to include extra data which a host
// might need while joining a network.
type JoiningBootstrap struct {
Bootstrap bootstrap.Bootstrap
Secrets map[secrets.ID]json.RawMessage
}
func writeBootstrapToStateDir(
stateDirPath string, hostBootstrap bootstrap.Bootstrap,
) error {
var (
path = bootstrap.StateDirPath(stateDirPath)
dirPath = filepath.Dir(path)
)
if err := os.MkdirAll(dirPath, 0700); err != nil {
return fmt.Errorf("creating directory %q: %w", dirPath, err)
}
if err := jsonutil.WriteFile(hostBootstrap, path, 0700); err != nil {
return fmt.Errorf("writing bootstrap to %q: %w", path, err)
}
return nil
}
func coalesceDaemonConfigAndBootstrap(
daemonConfig Config, hostBootstrap bootstrap.Bootstrap,
) (
bootstrap.Bootstrap, error,
) {
host := bootstrap.Host{
HostAssigned: hostBootstrap.HostAssigned,
HostConfigured: bootstrap.HostConfigured{
Nebula: bootstrap.NebulaHost{
PublicAddr: daemonConfig.VPN.PublicAddr,
},
},
}
if allocs := daemonConfig.Storage.Allocations; len(allocs) > 0 {
for i, alloc := range allocs {
id, rpcPort, err := garagesrv.InitAlloc(alloc.MetaPath, alloc.RPCPort)
if err != nil {
return bootstrap.Bootstrap{}, fmt.Errorf(
"initializing alloc at %q: %w", alloc.MetaPath, err,
)
}
host.Garage.Instances = append(host.Garage.Instances, bootstrap.GarageHostInstance{
ID: id,
RPCPort: rpcPort,
S3APIPort: alloc.S3APIPort,
})
allocs[i].RPCPort = rpcPort
}
}
hostBootstrap.Hosts[host.Name] = host
return hostBootstrap, nil
}