mirror of https://github.com/k3s-io/k3s
40 lines
895 B
Go
40 lines
895 B
Go
//go:build linux
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// +build linux
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package cri
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import (
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"context"
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"time"
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"google.golang.org/grpc"
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runtimeapi "k8s.io/cri-api/pkg/apis/runtime/v1"
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k8sutil "k8s.io/cri-client/pkg/util"
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)
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const socketPrefix = "unix://"
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// Connection connects to a CRI socket at the given path.
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func Connection(ctx context.Context, address string) (*grpc.ClientConn, error) {
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addr, dialer, err := k8sutil.GetAddressAndDialer(socketPrefix + address)
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if err != nil {
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return nil, err
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}
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conn, err := grpc.Dial(addr, grpc.WithInsecure(), grpc.WithTimeout(3*time.Second), grpc.WithContextDialer(dialer), grpc.WithDefaultCallOptions(grpc.MaxCallRecvMsgSize(maxMsgSize)))
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if err != nil {
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return nil, err
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}
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c := runtimeapi.NewRuntimeServiceClient(conn)
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_, err = c.Version(ctx, &runtimeapi.VersionRequest{
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Version: "0.1.0",
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})
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if err != nil {
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conn.Close()
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return nil, err
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}
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return conn, nil
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}
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