mirror of
https://github.com/mudler/luet.git
synced 2025-06-18 19:58:00 +00:00
797a34ba49
As now we build only when necessary, we need to make sure the images are built similarly. The discrepancies between the two are less now, and they can share the same logic. This fixes a regresion where when no prelude is defined, the build context isn't copied over
126 lines
4.4 KiB
Go
126 lines
4.4 KiB
Go
// Copyright © 2019 Ettore Di Giacinto <mudler@gentoo.org>
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this program; if not, see <http://www.gnu.org/licenses/>.
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package backend_test
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import (
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. "github.com/mudler/luet/pkg/compiler"
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. "github.com/mudler/luet/pkg/compiler/backend"
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"github.com/mudler/luet/pkg/solver"
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"io/ioutil"
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"os"
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"path/filepath"
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helpers "github.com/mudler/luet/pkg/helpers"
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pkg "github.com/mudler/luet/pkg/package"
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"github.com/mudler/luet/pkg/tree"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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)
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var _ = Describe("Docker backend", func() {
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Context("Simple Docker backend satisfies main interface functionalities", func() {
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It("Builds and generate tars", func() {
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generalRecipe := tree.NewGeneralRecipe(pkg.NewInMemoryDatabase(false))
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err := generalRecipe.Load("../../../tests/fixtures/buildtree")
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Expect(err).ToNot(HaveOccurred())
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Expect(len(generalRecipe.GetDatabase().GetPackages())).To(Equal(1))
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compiler := NewLuetCompiler(nil, generalRecipe.GetDatabase(), NewDefaultCompilerOptions(), solver.Options{Type: solver.SingleCoreSimple})
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spec, err := compiler.FromPackage(&pkg.DefaultPackage{Name: "enman", Category: "app-admin", Version: "1.4.0"})
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Expect(err).ToNot(HaveOccurred())
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lspec, ok := spec.(*LuetCompilationSpec)
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Expect(ok).To(BeTrue())
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Expect(lspec.Steps).To(Equal([]string{"echo foo > /test", "echo bar > /test2"}))
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Expect(lspec.Image).To(Equal("luet/base"))
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Expect(lspec.Seed).To(Equal("alpine"))
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tmpdir, err := ioutil.TempDir(os.TempDir(), "tree")
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Expect(err).ToNot(HaveOccurred())
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defer os.RemoveAll(tmpdir) // clean up
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tmpdir2, err := ioutil.TempDir(os.TempDir(), "tree2")
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Expect(err).ToNot(HaveOccurred())
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defer os.RemoveAll(tmpdir2) // clean up
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err = lspec.WriteBuildImageDefinition(filepath.Join(tmpdir, "Dockerfile"))
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Expect(err).ToNot(HaveOccurred())
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dockerfile, err := helpers.Read(filepath.Join(tmpdir, "Dockerfile"))
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Expect(err).ToNot(HaveOccurred())
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Expect(dockerfile).To(Equal(`
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FROM alpine
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COPY . /luetbuild
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WORKDIR /luetbuild
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ENV PACKAGE_NAME=enman
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ENV PACKAGE_VERSION=1.4.0
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ENV PACKAGE_CATEGORY=app-admin`))
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b := NewSimpleDockerBackend()
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opts := CompilerBackendOptions{
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ImageName: "luet/base",
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SourcePath: tmpdir,
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DockerFileName: "Dockerfile",
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Destination: filepath.Join(tmpdir2, "output1.tar"),
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}
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Expect(b.ImageDefinitionToTar(opts)).ToNot(HaveOccurred())
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Expect(helpers.Exists(filepath.Join(tmpdir2, "output1.tar"))).To(BeTrue())
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Expect(b.BuildImage(opts)).ToNot(HaveOccurred())
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err = lspec.WriteStepImageDefinition(lspec.Image, filepath.Join(tmpdir, "LuetDockerfile"))
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Expect(err).ToNot(HaveOccurred())
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dockerfile, err = helpers.Read(filepath.Join(tmpdir, "LuetDockerfile"))
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Expect(err).ToNot(HaveOccurred())
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Expect(dockerfile).To(Equal(`
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FROM luet/base
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COPY . /luetbuild
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WORKDIR /luetbuild
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ENV PACKAGE_NAME=enman
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ENV PACKAGE_VERSION=1.4.0
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ENV PACKAGE_CATEGORY=app-admin
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RUN echo foo > /test
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RUN echo bar > /test2`))
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opts2 := CompilerBackendOptions{
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ImageName: "test",
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SourcePath: tmpdir,
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DockerFileName: "LuetDockerfile",
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Destination: filepath.Join(tmpdir, "output2.tar"),
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}
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Expect(b.ImageDefinitionToTar(opts2)).ToNot(HaveOccurred())
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Expect(helpers.Exists(filepath.Join(tmpdir, "output2.tar"))).To(BeTrue())
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artifacts := []ArtifactNode{}
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if os.Getenv("DOCKER_BUILDKIT") == "1" {
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artifacts = append(artifacts, ArtifactNode{Name: "/etc/resolv.conf", Size: 0})
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}
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artifacts = append(artifacts, ArtifactNode{Name: "/test", Size: 4})
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artifacts = append(artifacts, ArtifactNode{Name: "/test2", Size: 4})
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Expect(b.Changes(opts, opts2)).To(Equal(
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[]ArtifactLayer{{
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FromImage: filepath.Join(tmpdir2, "output1.tar"),
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ToImage: filepath.Join(tmpdir, "output2.tar"),
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Diffs: ArtifactDiffs{
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Additions: artifacts,
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},
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}}))
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})
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})
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})
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