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Implement new driver-opt: default-load

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This eases build driver migrations, as it allows aligning the default behavior.
See also https://docs.docker.com/build/drivers/

Signed-off-by: Niklas Gehlen <niklas@namespacelabs.com>
This commit is contained in:
Niklas Gehlen
2024-04-05 15:30:33 +02:00
parent 5c29e6e26e
commit ccc314a823
13 changed files with 118 additions and 31 deletions
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45
tests/build.go
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@ -59,6 +59,7 @@ var buildTests = []func(t *testing.T, sb integration.Sandbox){
testBuildMultiExporters,
testBuildLoadPush,
testBuildSecret,
testBuildDefaultLoad,
}
func testBuild(t *testing.T, sb integration.Sandbox) {
@ -750,6 +751,50 @@ COPY --from=build /token /
})
}
func testBuildDefaultLoad(t *testing.T, sb integration.Sandbox) {
if !isDockerWorker(sb) {
t.Skip("only testing with docker workers")
}
tag := "buildx/build:" + identity.NewID()
var builderName string
t.Cleanup(func() {
if builderName == "" {
return
}
cmd := dockerCmd(sb, withArgs("image", "rm", tag))
cmd.Stderr = os.Stderr
require.NoError(t, cmd.Run())
out, err := rmCmd(sb, withArgs(builderName))
require.NoError(t, err, out)
})
out, err := createCmd(sb, withArgs(
"--driver", "docker-container",
"--driver-opt", "default-load=true",
))
require.NoError(t, err, out)
builderName = strings.TrimSpace(out)
dir := createTestProject(t)
cmd := buildxCmd(sb, withArgs(
"build",
fmt.Sprintf("-t=%s", tag),
dir,
))
cmd.Env = append(cmd.Env, "BUILDX_BUILDER="+builderName)
outb, err := cmd.CombinedOutput()
require.NoError(t, err, string(outb))
cmd = dockerCmd(sb, withArgs("image", "inspect", tag))
cmd.Stderr = os.Stderr
require.NoError(t, cmd.Run())
}
func createTestProject(t *testing.T) string {
dockerfile := []byte(`
FROM busybox:latest AS base