mirror of
https://github.com/mudler/luet.git
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c95e0ed91d
Add CompilationSpecs type to handle slices of CompilationSpec, to perform operation such as Unique() and Remove(). Add also dependencies and the spec associated to the Artifact, to track how the artifact was generated. Add revdeps compilation wrapper, and unit tests
371 lines
14 KiB
Go
371 lines
14 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 compiler_test
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import (
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"io/ioutil"
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"os"
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. "github.com/mudler/luet/pkg/compiler"
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sd "github.com/mudler/luet/pkg/compiler/backend"
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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("Compiler", func() {
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Context("Simple package build definition", func() {
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It("Compiles it correctly", func() {
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generalRecipe := tree.NewCompilerRecipe()
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err := generalRecipe.Load("../../tests/fixtures/buildable")
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Expect(err).ToNot(HaveOccurred())
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Expect(generalRecipe.Tree()).ToNot(BeNil()) // It should be populated back at this point
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Expect(len(generalRecipe.Tree().GetPackageSet().GetPackages())).To(Equal(3))
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compiler := NewLuetCompiler(sd.NewSimpleDockerBackend(), generalRecipe.Tree())
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spec, err := compiler.FromPackage(&pkg.DefaultPackage{Name: "b", Category: "test", Version: "1.0"})
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Expect(err).ToNot(HaveOccurred())
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Expect(spec.GetPackage().GetPath()).ToNot(Equal(""))
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tmpdir, err := ioutil.TempDir("", "tree")
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Expect(err).ToNot(HaveOccurred())
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defer os.RemoveAll(tmpdir) // clean up
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Expect(spec.BuildSteps()).To(Equal([]string{"echo artifact5 > /test5", "echo artifact6 > /test6", "./generate.sh"}))
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Expect(spec.GetPreBuildSteps()).To(Equal([]string{"echo foo > /test", "echo bar > /test2", "chmod +x generate.sh"}))
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spec.SetOutputPath(tmpdir)
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artifact, err := compiler.Compile(2, false, spec)
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Expect(err).ToNot(HaveOccurred())
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Expect(helpers.Exists(artifact.GetPath())).To(BeTrue())
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Expect(helpers.Untar(artifact.GetPath(), tmpdir, false)).ToNot(HaveOccurred())
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Expect(helpers.Exists(spec.Rel("test5"))).To(BeTrue())
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Expect(helpers.Exists(spec.Rel("test6"))).To(BeTrue())
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content1, err := helpers.Read(spec.Rel("test5"))
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Expect(err).ToNot(HaveOccurred())
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content2, err := helpers.Read(spec.Rel("test6"))
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Expect(err).ToNot(HaveOccurred())
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Expect(content1).To(Equal("artifact5\n"))
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Expect(content2).To(Equal("artifact6\n"))
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})
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})
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Context("Simple package build definition", func() {
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It("Compiles it in parallel", func() {
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generalRecipe := tree.NewCompilerRecipe()
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err := generalRecipe.Load("../../tests/fixtures/buildable")
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Expect(err).ToNot(HaveOccurred())
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Expect(generalRecipe.Tree()).ToNot(BeNil()) // It should be populated back at this point
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Expect(len(generalRecipe.Tree().GetPackageSet().GetPackages())).To(Equal(3))
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compiler := NewLuetCompiler(sd.NewSimpleDockerBackend(), generalRecipe.Tree())
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spec, err := compiler.FromPackage(&pkg.DefaultPackage{Name: "b", Category: "test", Version: "1.0"})
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Expect(err).ToNot(HaveOccurred())
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spec2, err := compiler.FromPackage(&pkg.DefaultPackage{Name: "a", Category: "test", Version: "1.0"})
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Expect(err).ToNot(HaveOccurred())
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Expect(spec.GetPackage().GetPath()).ToNot(Equal(""))
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tmpdir, err := ioutil.TempDir("", "tree")
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Expect(err).ToNot(HaveOccurred())
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defer os.RemoveAll(tmpdir) // clean up
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spec.SetOutputPath(tmpdir)
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spec2.SetOutputPath(tmpdir)
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artifacts, errs := compiler.CompileParallel(2, false, NewLuetCompilationspecs(spec, spec2))
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Expect(len(errs)).To(Equal(0))
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for _, artifact := range artifacts {
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Expect(helpers.Exists(artifact.GetPath())).To(BeTrue())
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Expect(helpers.Untar(artifact.GetPath(), tmpdir, false)).ToNot(HaveOccurred())
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}
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})
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})
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Context("Reconstruct image tree", func() {
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It("Compiles it", func() {
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generalRecipe := tree.NewCompilerRecipe()
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tmpdir, err := ioutil.TempDir("", "package")
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Expect(err).ToNot(HaveOccurred())
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defer os.RemoveAll(tmpdir) // clean up
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err = generalRecipe.Load("../../tests/fixtures/buildableseed")
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Expect(err).ToNot(HaveOccurred())
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Expect(generalRecipe.Tree()).ToNot(BeNil()) // It should be populated back at this point
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Expect(len(generalRecipe.Tree().GetPackageSet().GetPackages())).To(Equal(4))
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compiler := NewLuetCompiler(sd.NewSimpleDockerBackend(), generalRecipe.Tree())
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spec, err := compiler.FromPackage(&pkg.DefaultPackage{Name: "c", Category: "test", Version: "1.0"})
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Expect(err).ToNot(HaveOccurred())
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spec2, err := compiler.FromPackage(&pkg.DefaultPackage{Name: "a", Category: "test", Version: "1.0"})
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Expect(err).ToNot(HaveOccurred())
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spec3, err := compiler.FromPackage(&pkg.DefaultPackage{Name: "d", Category: "test", Version: "1.0"})
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Expect(err).ToNot(HaveOccurred())
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// err = generalRecipe.Tree().ResolveDeps(3)
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// Expect(err).ToNot(HaveOccurred())
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Expect(spec3.GetPackage().GetRequires()[0].GetName()).To(Equal("c"))
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spec.SetOutputPath(tmpdir)
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spec2.SetOutputPath(tmpdir)
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spec3.SetOutputPath(tmpdir)
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artifacts, errs := compiler.CompileParallel(2, false, NewLuetCompilationspecs(spec, spec2, spec3))
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Expect(errs).To(BeNil())
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Expect(len(artifacts)).To(Equal(3))
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for _, artifact := range artifacts {
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Expect(helpers.Exists(artifact.GetPath())).To(BeTrue())
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Expect(helpers.Untar(artifact.GetPath(), tmpdir, false)).ToNot(HaveOccurred())
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}
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Expect(helpers.Exists(spec.Rel("test3"))).To(BeTrue())
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Expect(helpers.Exists(spec.Rel("test4"))).To(BeTrue())
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content1, err := helpers.Read(spec.Rel("c"))
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Expect(err).ToNot(HaveOccurred())
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content2, err := helpers.Read(spec.Rel("cd"))
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Expect(err).ToNot(HaveOccurred())
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Expect(content1).To(Equal("c\n"))
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Expect(content2).To(Equal("c\n"))
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content1, err = helpers.Read(spec.Rel("d"))
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Expect(err).ToNot(HaveOccurred())
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content2, err = helpers.Read(spec.Rel("dd"))
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Expect(err).ToNot(HaveOccurred())
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Expect(content1).To(Equal("s\n"))
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Expect(content2).To(Equal("dd\n"))
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})
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It("unpacks images when needed", func() {
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generalRecipe := tree.NewCompilerRecipe()
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tmpdir, err := ioutil.TempDir("", "package")
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Expect(err).ToNot(HaveOccurred())
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defer os.RemoveAll(tmpdir) // clean up
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err = generalRecipe.Load("../../tests/fixtures/layers")
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Expect(err).ToNot(HaveOccurred())
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Expect(generalRecipe.Tree()).ToNot(BeNil()) // It should be populated back at this point
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Expect(len(generalRecipe.Tree().GetPackageSet().GetPackages())).To(Equal(2))
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compiler := NewLuetCompiler(sd.NewSimpleDockerBackend(), generalRecipe.Tree())
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spec, err := compiler.FromPackage(&pkg.DefaultPackage{Name: "extra", Category: "layer", Version: "1.0"})
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Expect(err).ToNot(HaveOccurred())
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spec2, err := compiler.FromPackage(&pkg.DefaultPackage{Name: "base", Category: "layer", Version: "0.2"})
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Expect(err).ToNot(HaveOccurred())
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spec.SetOutputPath(tmpdir)
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spec2.SetOutputPath(tmpdir)
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artifacts, errs := compiler.CompileParallel(1, false, NewLuetCompilationspecs(spec))
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Expect(errs).To(BeNil())
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Expect(len(artifacts)).To(Equal(1))
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artifacts2, errs := compiler.CompileParallel(1, false, NewLuetCompilationspecs(spec2))
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Expect(errs).To(BeNil())
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Expect(len(artifacts2)).To(Equal(1))
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for _, artifact := range artifacts {
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Expect(helpers.Exists(artifact.GetPath())).To(BeTrue())
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Expect(helpers.Untar(artifact.GetPath(), tmpdir, false)).ToNot(HaveOccurred())
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}
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for _, artifact := range artifacts2 {
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Expect(helpers.Exists(artifact.GetPath())).To(BeTrue())
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Expect(helpers.Untar(artifact.GetPath(), tmpdir, false)).ToNot(HaveOccurred())
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}
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Expect(helpers.Exists(spec.Rel("etc/hosts"))).To(BeTrue())
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Expect(helpers.Exists(spec.Rel("test1"))).To(BeTrue())
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})
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It("Compiles and includes ony wanted files", func() {
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generalRecipe := tree.NewCompilerRecipe()
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tmpdir, err := ioutil.TempDir("", "package")
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Expect(err).ToNot(HaveOccurred())
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defer os.RemoveAll(tmpdir) // clean up
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err = generalRecipe.Load("../../tests/fixtures/include")
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Expect(err).ToNot(HaveOccurred())
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Expect(generalRecipe.Tree()).ToNot(BeNil()) // It should be populated back at this point
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Expect(len(generalRecipe.Tree().GetPackageSet().GetPackages())).To(Equal(1))
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compiler := NewLuetCompiler(sd.NewSimpleDockerBackend(), generalRecipe.Tree())
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spec, err := compiler.FromPackage(&pkg.DefaultPackage{Name: "b", Category: "test", Version: "1.0"})
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Expect(err).ToNot(HaveOccurred())
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// err = generalRecipe.Tree().ResolveDeps(3)
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// Expect(err).ToNot(HaveOccurred())
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spec.SetOutputPath(tmpdir)
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artifacts, errs := compiler.CompileParallel(1, false, NewLuetCompilationspecs(spec))
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Expect(errs).To(BeNil())
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Expect(len(artifacts)).To(Equal(1))
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for _, artifact := range artifacts {
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Expect(helpers.Exists(artifact.GetPath())).To(BeTrue())
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Expect(helpers.Untar(artifact.GetPath(), tmpdir, false)).ToNot(HaveOccurred())
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}
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Expect(helpers.Exists(spec.Rel("test5"))).To(BeTrue())
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Expect(helpers.Exists(spec.Rel("marvin"))).To(BeTrue())
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Expect(helpers.Exists(spec.Rel("test6"))).ToNot(BeTrue())
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})
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It("Compiles a more complex tree", func() {
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generalRecipe := tree.NewCompilerRecipe()
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tmpdir, err := ioutil.TempDir("", "package")
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Expect(err).ToNot(HaveOccurred())
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defer os.RemoveAll(tmpdir) // clean up
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err = generalRecipe.Load("../../tests/fixtures/layered")
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Expect(err).ToNot(HaveOccurred())
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Expect(generalRecipe.Tree()).ToNot(BeNil()) // It should be populated back at this point
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Expect(len(generalRecipe.Tree().GetPackageSet().GetPackages())).To(Equal(3))
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compiler := NewLuetCompiler(sd.NewSimpleDockerBackend(), generalRecipe.Tree())
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spec, err := compiler.FromPackage(&pkg.DefaultPackage{Name: "pkgs-checker", Category: "package", Version: "9999"})
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Expect(err).ToNot(HaveOccurred())
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// err = generalRecipe.Tree().ResolveDeps(3)
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// Expect(err).ToNot(HaveOccurred())
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spec.SetOutputPath(tmpdir)
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artifacts, errs := compiler.CompileParallel(1, false, NewLuetCompilationspecs(spec))
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Expect(errs).To(BeNil())
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Expect(len(artifacts)).To(Equal(1))
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for _, artifact := range artifacts {
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Expect(helpers.Exists(artifact.GetPath())).To(BeTrue())
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Expect(helpers.Untar(artifact.GetPath(), tmpdir, false)).ToNot(HaveOccurred())
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}
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Expect(helpers.Untar(spec.Rel("extra-layer-0.1.package.tar"), tmpdir, false)).ToNot(HaveOccurred())
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Expect(helpers.Exists(spec.Rel("extra-layer"))).To(BeTrue())
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Expect(helpers.Exists(spec.Rel("usr/bin/pkgs-checker"))).To(BeTrue())
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Expect(helpers.Exists(spec.Rel("base-layer-0.1.package.tar"))).To(BeTrue())
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Expect(helpers.Exists(spec.Rel("extra-layer-0.1.package.tar"))).To(BeTrue())
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})
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It("Compiles revdeps", func() {
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generalRecipe := tree.NewCompilerRecipe()
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tmpdir, err := ioutil.TempDir("", "revdep")
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Expect(err).ToNot(HaveOccurred())
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defer os.RemoveAll(tmpdir) // clean up
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err = generalRecipe.Load("../../tests/fixtures/layered")
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Expect(err).ToNot(HaveOccurred())
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Expect(generalRecipe.Tree()).ToNot(BeNil()) // It should be populated back at this point
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Expect(len(generalRecipe.Tree().GetPackageSet().GetPackages())).To(Equal(3))
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compiler := NewLuetCompiler(sd.NewSimpleDockerBackend(), generalRecipe.Tree())
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spec, err := compiler.FromPackage(&pkg.DefaultPackage{Name: "extra", Category: "layer", Version: "0.1"})
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Expect(err).ToNot(HaveOccurred())
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// err = generalRecipe.Tree().ResolveDeps(3)
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// Expect(err).ToNot(HaveOccurred())
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spec.SetOutputPath(tmpdir)
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artifacts, errs := compiler.CompileWithReverseDeps(1, false, NewLuetCompilationspecs(spec))
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Expect(errs).To(BeNil())
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Expect(len(artifacts)).To(Equal(2))
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for _, artifact := range artifacts {
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Expect(helpers.Exists(artifact.GetPath())).To(BeTrue())
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Expect(helpers.Untar(artifact.GetPath(), tmpdir, false)).ToNot(HaveOccurred())
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}
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Expect(helpers.Untar(spec.Rel("extra-layer-0.1.package.tar"), tmpdir, false)).ToNot(HaveOccurred())
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Expect(helpers.Exists(spec.Rel("extra-layer"))).To(BeTrue())
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Expect(helpers.Exists(spec.Rel("usr/bin/pkgs-checker"))).To(BeTrue())
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Expect(helpers.Exists(spec.Rel("base-layer-0.1.package.tar"))).To(BeTrue())
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Expect(helpers.Exists(spec.Rel("extra-layer-0.1.package.tar"))).To(BeTrue())
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})
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It("Compiles revdeps with seeds", func() {
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generalRecipe := tree.NewCompilerRecipe()
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tmpdir, err := ioutil.TempDir("", "package")
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Expect(err).ToNot(HaveOccurred())
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defer os.RemoveAll(tmpdir) // clean up
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err = generalRecipe.Load("../../tests/fixtures/buildableseed")
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Expect(err).ToNot(HaveOccurred())
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Expect(generalRecipe.Tree()).ToNot(BeNil()) // It should be populated back at this point
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Expect(len(generalRecipe.Tree().GetPackageSet().GetPackages())).To(Equal(4))
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compiler := NewLuetCompiler(sd.NewSimpleDockerBackend(), generalRecipe.Tree())
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spec, err := compiler.FromPackage(&pkg.DefaultPackage{Name: "b", Category: "test", Version: "1.0"})
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spec.SetOutputPath(tmpdir)
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artifacts, errs := compiler.CompileWithReverseDeps(1, false, NewLuetCompilationspecs(spec))
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Expect(errs).To(BeNil())
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Expect(len(artifacts)).To(Equal(4))
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for _, artifact := range artifacts {
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Expect(helpers.Exists(artifact.GetPath())).To(BeTrue())
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Expect(helpers.Untar(artifact.GetPath(), tmpdir, false)).ToNot(HaveOccurred())
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}
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// A deps on B, so A artifacts are here:
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Expect(helpers.Exists(spec.Rel("test3"))).To(BeTrue())
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Expect(helpers.Exists(spec.Rel("test4"))).To(BeTrue())
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// B
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Expect(helpers.Exists(spec.Rel("test5"))).To(BeTrue())
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Expect(helpers.Exists(spec.Rel("test6"))).To(BeTrue())
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Expect(helpers.Exists(spec.Rel("artifact42"))).To(BeTrue())
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// C depends on B, so B is here
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content1, err := helpers.Read(spec.Rel("c"))
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Expect(err).ToNot(HaveOccurred())
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content2, err := helpers.Read(spec.Rel("cd"))
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Expect(err).ToNot(HaveOccurred())
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Expect(content1).To(Equal("c\n"))
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Expect(content2).To(Equal("c\n"))
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// D is here as it requires C, and C was recompiled
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content1, err = helpers.Read(spec.Rel("d"))
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Expect(err).ToNot(HaveOccurred())
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content2, err = helpers.Read(spec.Rel("dd"))
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Expect(err).ToNot(HaveOccurred())
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Expect(content1).To(Equal("s\n"))
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Expect(content2).To(Equal("dd\n"))
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})
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})
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})
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