92 lines
3.0 KiB
Go
92 lines
3.0 KiB
Go
// Copyright (c) 2021 The Srpmproc Authors
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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package directives
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import (
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"errors"
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"fmt"
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"io/ioutil"
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"os"
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"path/filepath"
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"github.com/go-git/go-git/v5"
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srpmprocpb "github.com/rocky-linux/srpmproc/pb"
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"github.com/rocky-linux/srpmproc/pkg/data"
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)
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// returns right if not empty, else left
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func eitherString(left string, right string) string {
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if right != "" {
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return right
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}
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return left
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}
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func add(cfg *srpmprocpb.Cfg, pd *data.ProcessData, md *data.ModeData, patchTree *git.Worktree, pushTree *git.Worktree) error {
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for _, add := range cfg.Add {
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var replacingBytes []byte
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var filePath string
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switch addType := add.Source.(type) {
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case *srpmprocpb.Add_File:
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filePath = checkAddPrefix(eitherString(filepath.Base(addType.File), add.Name))
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fPatch, err := patchTree.Filesystem.OpenFile(addType.File, os.O_RDONLY, 0644)
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if err != nil {
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return errors.New(fmt.Sprintf("COULD_NOT_OPEN_FROM:%s", addType.File))
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}
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replacingBytes, err = ioutil.ReadAll(fPatch)
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if err != nil {
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return errors.New(fmt.Sprintf("COULD_NOT_READ_FROM:%s", addType.File))
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}
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break
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case *srpmprocpb.Add_Lookaside:
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filePath = checkAddPrefix(eitherString(filepath.Base(addType.Lookaside), add.Name))
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replacingBytes = pd.BlobStorage.Read(addType.Lookaside)
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hashFunction := data.CompareHash(replacingBytes, addType.Lookaside)
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if hashFunction == nil {
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return errors.New(fmt.Sprintf("LOOKASIDE_HASH_DOES_NOT_MATCH:%s", addType.Lookaside))
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}
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md.SourcesToIgnore = append(md.SourcesToIgnore, &data.IgnoredSource{
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Name: filePath,
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HashFunction: hashFunction,
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})
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break
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}
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f, err := pushTree.Filesystem.OpenFile(filePath, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0644)
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if err != nil {
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return errors.New(fmt.Sprintf("COULD_NOT_OPEN_DESTINATION:%s", filePath))
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}
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_, err = f.Write(replacingBytes)
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if err != nil {
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return errors.New(fmt.Sprintf("COULD_NOT_WRITE_DESTIONATION:%s", filePath))
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}
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}
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return nil
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}
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