File: inspect.go

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docker-buildx 0.13.1%2Bds1-3
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package tests

import (
	"strings"
	"testing"

	"github.com/moby/buildkit/util/testutil/integration"
	"github.com/stretchr/testify/require"
)

func inspectCmd(sb integration.Sandbox, opts ...cmdOpt) (string, error) {
	opts = append([]cmdOpt{withArgs("inspect")}, opts...)
	cmd := buildxCmd(sb, opts...)
	out, err := cmd.CombinedOutput()
	return string(out), err
}

var inspectTests = []func(t *testing.T, sb integration.Sandbox){
	testInspect,
	testInspectBuildkitdFlags,
	testInspectNetworkHostEntitlement,
}

func testInspect(t *testing.T, sb integration.Sandbox) {
	out, err := inspectCmd(sb)
	require.NoError(t, err, string(out))

	var name string
	var driver string
	var hostGatewayIP string
	for _, line := range strings.Split(out, "\n") {
		if v, ok := strings.CutPrefix(line, "Name:"); ok && name == "" {
			name = strings.TrimSpace(v)
		}
		if v, ok := strings.CutPrefix(line, "Driver:"); ok && driver == "" {
			driver = strings.TrimSpace(v)
		}
		if v, ok := strings.CutPrefix(line, " org.mobyproject.buildkit.worker.moby.host-gateway-ip:"); ok {
			hostGatewayIP = strings.TrimSpace(v)
		}
	}

	require.Equal(t, sb.Address(), name)
	sbDriver, _, _ := strings.Cut(sb.Name(), "+")
	require.Equal(t, sbDriver, driver)
	if isDockerWorker(sb) {
		require.NotEmpty(t, hostGatewayIP, "host-gateway-ip worker label should be set with docker driver")
	} else {
		require.Empty(t, hostGatewayIP, "host-gateway-ip worker label should not be set with non-docker driver")
	}
}

func testInspectBuildkitdFlags(t *testing.T, sb integration.Sandbox) {
	if sb.Name() != "docker-container" {
		t.Skip("only testing for docker-container driver")
	}

	var builderName string
	t.Cleanup(func() {
		if builderName == "" {
			return
		}
		out, err := rmCmd(sb, withArgs(builderName))
		require.NoError(t, err, out)
	})

	out, err := createCmd(sb, withArgs("--driver", "docker-container", "--buildkitd-flags=--oci-worker-net=bridge"))
	require.NoError(t, err, out)
	builderName = strings.TrimSpace(out)

	out, err = inspectCmd(sb, withArgs(builderName))
	require.NoError(t, err, out)

	for _, line := range strings.Split(out, "\n") {
		if v, ok := strings.CutPrefix(line, "BuildKit daemon flags:"); ok {
			require.Contains(t, v, "--oci-worker-net=bridge")
			return
		}
	}
	require.Fail(t, "--oci-worker-net=bridge not found in inspect output")
}

func testInspectNetworkHostEntitlement(t *testing.T, sb integration.Sandbox) {
	if sb.Name() != "docker-container" {
		t.Skip("only testing for docker-container driver")
	}

	var builderName string
	t.Cleanup(func() {
		if builderName == "" {
			return
		}
		out, err := rmCmd(sb, withArgs(builderName))
		require.NoError(t, err, out)
	})

	out, err := createCmd(sb, withArgs("--driver", "docker-container"))
	require.NoError(t, err, out)
	builderName = strings.TrimSpace(out)

	out, err = inspectCmd(sb, withArgs(builderName))
	require.NoError(t, err, out)

	for _, line := range strings.Split(out, "\n") {
		if v, ok := strings.CutPrefix(line, "BuildKit daemon flags:"); ok {
			require.Contains(t, v, "--allow-insecure-entitlement=network.host")
			return
		}
	}
	require.Fail(t, "network.host insecure entitlement not found in inspect output")
}