mirror of
https://github.com/mudler/luet.git
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ba0d625b5f
This refactors DefaultPackage into types.Package and gets rid of the interface. This is a preceeding for a follow up where accessors will be removed from the code. It also does several cleanup, so we get rid also of some unneeded dependencies.
120 lines
4.1 KiB
Go
120 lines
4.1 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/api/core/types"
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"github.com/mudler/luet/pkg/api/core/context"
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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/compiler/backend"
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fileHelper "github.com/mudler/luet/pkg/helpers/file"
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"io/ioutil"
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"os"
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"path/filepath"
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pkg "github.com/mudler/luet/pkg/database"
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"github.com/mudler/luet/pkg/tree"
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. "github.com/onsi/ginkgo/v2"
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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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ctx := context.NewContext()
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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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cc := NewLuetCompiler(nil, generalRecipe.GetDatabase())
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lspec, err := cc.FromPackage(&types.Package{Name: "enman", Category: "app-admin", Version: "1.4.0"})
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Expect(err).ToNot(HaveOccurred())
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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 := fileHelper.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(ctx)
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opts := backend.Options{
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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.BuildImage(opts)).ToNot(HaveOccurred())
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Expect(b.ExportImage(opts)).ToNot(HaveOccurred())
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Expect(fileHelper.Exists(filepath.Join(tmpdir2, "output1.tar"))).To(BeTrue())
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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 = fileHelper.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 := backend.Options{
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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.BuildImage(opts2)).ToNot(HaveOccurred())
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Expect(b.ExportImage(opts2)).ToNot(HaveOccurred())
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Expect(fileHelper.Exists(filepath.Join(tmpdir, "output2.tar"))).To(BeTrue())
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})
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It("Detects available images", func() {
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b := NewSimpleDockerBackend(ctx)
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Expect(b.ImageAvailable("quay.io/mocaccino/extra")).To(BeTrue())
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Expect(b.ImageAvailable("ubuntu:20.10")).To(BeTrue())
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Expect(b.ImageAvailable("igjo5ijgo25nho52")).To(BeFalse())
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})
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})
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})
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