mirror of
https://github.com/mudler/luet.git
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ea2a51ce66
A compilespec with an image defined (and no seed) can now be compiled, and an artifact delta is provided at the end of the process.
107 lines
3.0 KiB
Go
107 lines
3.0 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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// Recipe is a builder imeplementation.
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// It reads a Tree and spit it in human readable form (YAML), called recipe,
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// It also loads a tree (recipe) from a YAML (to a db, e.g. BoltDB), allowing to query it
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// with the solver, using the package object.
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package tree
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import (
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"io/ioutil"
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"os"
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"path/filepath"
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"github.com/mudler/luet/pkg/helpers"
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pkg "github.com/mudler/luet/pkg/package"
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"github.com/pkg/errors"
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)
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const (
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CompilerDefinitionFile = "build.yaml"
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)
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func NewCompilerRecipe() Builder { return &CompilerRecipe{} }
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// Recipe is the "general" reciper for Trees
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type CompilerRecipe struct {
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Recipe
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}
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func (r *CompilerRecipe) Load(path string) error {
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if r.Tree() == nil {
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r.PackageTree = NewDefaultTree()
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}
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//tmpfile, err := ioutil.TempFile("", "luet")
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//if err != nil {
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// return err
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//}
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r.Tree().SetPackageSet(pkg.NewInMemoryDatabase(false))
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//r.Tree().SetPackageSet(pkg.NewBoltDatabase(tmpfile.Name()))
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// TODO: Handle cleaning after? Cleanup implemented in GetPackageSet().Clean()
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// the function that handles each file or dir
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var ff = func(currentpath string, info os.FileInfo, err error) error {
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if info.Name() != DefinitionFile {
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return nil // Skip with no errors
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}
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dat, err := ioutil.ReadFile(currentpath)
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if err != nil {
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return errors.Wrap(err, "Error reading file "+currentpath)
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}
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pack, err := pkg.DefaultPackageFromYaml(dat)
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if err != nil {
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return errors.Wrap(err, "Error reading yaml "+currentpath)
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}
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// Path is set only internally when tree is loaded from disk
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pack.SetPath(filepath.Dir(currentpath))
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// Instead of rdeps, have a different tree for build deps.
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compileDefPath := pack.Rel(CompilerDefinitionFile)
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if helpers.Exists(compileDefPath) {
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dat, err = ioutil.ReadFile(currentpath)
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if err != nil {
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return errors.Wrap(err, "Error reading file "+currentpath)
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}
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packbuild, err := pkg.DefaultPackageFromYaml(dat)
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if err != nil {
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return errors.Wrap(err, "Error reading yaml "+currentpath)
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}
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pack.Requires(packbuild.GetRequires())
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pack.Conflicts(packbuild.GetConflicts())
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}
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_, err = r.Tree().GetPackageSet().CreatePackage(&pack)
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if err != nil {
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return errors.Wrap(err, "Error creating package "+pack.GetName())
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}
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return nil
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}
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err := filepath.Walk(path, ff)
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if err != nil {
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return err
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}
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return nil
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}
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