feat: add support for multiple packages in one alr.sh
This commit is contained in:
1086
pkg/build/build.go
1086
pkg/build/build.go
File diff suppressed because it is too large
Load Diff
@ -18,10 +18,18 @@ package build
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import (
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"context"
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"fmt"
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"os"
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"strings"
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"testing"
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"github.com/stretchr/testify/assert"
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"mvdan.cc/sh/v3/syntax"
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"gitea.plemya-x.ru/Plemya-x/ALR/internal/config"
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"gitea.plemya-x.ru/Plemya-x/ALR/internal/db"
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"gitea.plemya-x.ru/Plemya-x/ALR/internal/types"
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"gitea.plemya-x.ru/Plemya-x/ALR/pkg/distro"
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"gitea.plemya-x.ru/Plemya-x/ALR/pkg/manager"
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)
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@ -134,93 +142,145 @@ func (m *TestManager) IsInstalled(pkg string) (bool, error) {
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return true, nil
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}
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// TODO: fix test
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func TestInstallBuildDeps(t *testing.T) {
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type testEnv struct {
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pf PackageFinder
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vars *types.BuildVars
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opts types.BuildOpts
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type TestConfig struct{}
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// Contains pkgs captured by FindPkgsFunc
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// capturedPkgs []string
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func (c *TestConfig) PagerStyle(ctx context.Context) string {
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return "native"
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}
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func (c *TestConfig) GetPaths(ctx context.Context) *config.Paths {
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return &config.Paths{
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CacheDir: "/tmp",
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}
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}
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func TestExecuteFirstPassIsSecure(t *testing.T) {
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cfg := &TestConfig{}
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pf := &TestPackageFinder{}
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info := &distro.OSRelease{}
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m := &TestManager{}
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opts := types.BuildOpts{
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Manager: m,
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Interactive: false,
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}
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ctx := context.Background()
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b := NewBuilder(
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ctx,
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opts,
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pf,
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info,
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cfg,
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)
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tmpFile, err := os.CreateTemp("", "testfile-")
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assert.NoError(t, err)
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tmpFilePath := tmpFile.Name()
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defer os.Remove(tmpFilePath)
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_, err = os.Stat(tmpFilePath)
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assert.NoError(t, err)
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testScript := fmt.Sprintf(`name='test'
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version=1.0.0
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release=1
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rm -f %s`, tmpFilePath)
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fl, err := syntax.NewParser().Parse(strings.NewReader(testScript), "alr.sh")
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assert.NoError(t, err)
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_, _, err = b.executeFirstPass(fl)
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assert.NoError(t, err)
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_, err = os.Stat(tmpFilePath)
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assert.NoError(t, err)
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}
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func TestExecuteFirstPassIsCorrect(t *testing.T) {
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type testCase struct {
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Name string
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Prepare func() *testEnv
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Expected func(t *testing.T, e *testEnv, res []string, err error)
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Script string
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Opts types.BuildOpts
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Expected func(t *testing.T, vars []*types.BuildVars)
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}
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for _, tc := range []testCase{
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/*
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{
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Name: "install only needed deps",
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Prepare: func() *testEnv {
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pf := TestPackageFinder{}
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vars := types.BuildVars{}
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m := TestManager{}
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opts := types.BuildOpts{
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Manager: &m,
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Interactive: false,
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}
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for _, tc := range []testCase{{
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Name: "single package",
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Script: `name='test'
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version='1.0.0'
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release=1
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epoch=2
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desc="Test package"
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homepage='https://example.com'
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maintainer='Ivan Ivanov'
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`,
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Opts: types.BuildOpts{
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Manager: &TestManager{},
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Interactive: false,
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},
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Expected: func(t *testing.T, vars []*types.BuildVars) {
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assert.Equal(t, 1, len(vars))
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assert.Equal(t, vars[0].Name, "test")
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assert.Equal(t, vars[0].Version, "1.0.0")
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assert.Equal(t, vars[0].Release, int(1))
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assert.Equal(t, vars[0].Epoch, uint(2))
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assert.Equal(t, vars[0].Description, "Test package")
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},
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}, {
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Name: "multiple packages",
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Script: `name=(
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foo
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bar
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)
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env := &testEnv{
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pf: &pf,
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vars: &vars,
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opts: opts,
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capturedPkgs: []string{},
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}
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version='0.0.1'
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release=1
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epoch=2
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desc="Test package"
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pf.FindPkgsFunc = func(ctx context.Context, pkgs []string) (map[string][]db.Package, []string, error) {
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env.capturedPkgs = append(env.capturedPkgs, pkgs...)
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result := make(map[string][]db.Package)
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result["bar"] = []db.Package{{
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Name: "bar-pkg",
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}}
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result["buz"] = []db.Package{{
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Name: "buz-pkg",
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}}
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meta_foo() {
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desc="Foo package"
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}
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return result, []string{}, nil
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}
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meta_bar() {
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vars.BuildDepends = []string{
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"foo",
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"bar",
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"buz",
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}
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m.IsInstalledFunc = func(pkg string) (bool, error) {
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if pkg == "foo" {
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return true, nil
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} else {
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return false, nil
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}
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}
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}
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`,
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Opts: types.BuildOpts{
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Packages: []string{"foo"},
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Manager: &TestManager{},
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Interactive: false,
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},
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Expected: func(t *testing.T, vars []*types.BuildVars) {
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assert.Equal(t, 1, len(vars))
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assert.Equal(t, vars[0].Name, "foo")
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assert.Equal(t, vars[0].Description, "Foo package")
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},
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}} {
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t.Run(tc.Name, func(t *testing.T) {
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cfg := &TestConfig{}
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pf := &TestPackageFinder{}
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info := &distro.OSRelease{}
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return env
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},
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Expected: func(t *testing.T, e *testEnv, res []string, err error) {
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assert.NoError(t, err)
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assert.Len(t, res, 2)
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assert.ElementsMatch(t, res, []string{"bar-pkg", "buz-pkg"})
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assert.ElementsMatch(t, e.capturedPkgs, []string{"bar", "buz"})
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},
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},
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*/
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} {
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t.Run(tc.Name, func(tt *testing.T) {
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ctx := context.Background()
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env := tc.Prepare()
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result, err := installBuildDeps(
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b := NewBuilder(
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ctx,
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env.pf,
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env.vars,
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env.opts,
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tc.Opts,
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pf,
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info,
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cfg,
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)
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tc.Expected(tt, env, result, err)
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fl, err := syntax.NewParser().Parse(strings.NewReader(tc.Script), "alr.sh")
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assert.NoError(t, err)
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_, allVars, err := b.executeFirstPass(fl)
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assert.NoError(t, err)
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tc.Expected(t, allVars)
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})
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}
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}
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@ -1,84 +0,0 @@
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// This file was originally part of the project "LURE - Linux User REpository", created by Elara Musayelyan.
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// It has been modified as part of "ALR - Any Linux Repository" by Евгений Храмов.
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//
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// ALR - Any Linux Repository
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// Copyright (C) 2025 Евгений Храмов
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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 3 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
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package build
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import (
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"context"
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"log/slog"
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"os"
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"path/filepath"
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"github.com/leonelquinteros/gotext"
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"gitea.plemya-x.ru/Plemya-x/ALR/internal/config"
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"gitea.plemya-x.ru/Plemya-x/ALR/internal/db"
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"gitea.plemya-x.ru/Plemya-x/ALR/internal/types"
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)
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// InstallPkgs устанавливает нативные пакеты с использованием менеджера пакетов,
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// затем строит и устанавливает пакеты ALR
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func InstallPkgs(ctx context.Context, alrPkgs []db.Package, nativePkgs []string, opts types.BuildOpts) {
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if len(nativePkgs) > 0 {
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err := opts.Manager.Install(nil, nativePkgs...)
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// Если есть нативные пакеты, выполняем их установку
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if err != nil {
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slog.Error(gotext.Get("Error installing native packages"), "err", err)
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os.Exit(1)
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// Логируем и завершаем выполнение при ошибке
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}
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}
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InstallScripts(ctx, GetScriptPaths(ctx, alrPkgs), opts)
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// Устанавливаем скрипты сборки через функцию InstallScripts
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}
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// GetScriptPaths возвращает срез путей к скриптам, соответствующий
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// данным пакетам
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func GetScriptPaths(ctx context.Context, pkgs []db.Package) []string {
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var scripts []string
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for _, pkg := range pkgs {
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// Для каждого пакета создаем путь к скрипту сборки
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scriptPath := filepath.Join(config.GetPaths(ctx).RepoDir, pkg.Repository, pkg.Name, "alr.sh")
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scripts = append(scripts, scriptPath)
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}
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return scripts
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}
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// InstallScripts строит и устанавливает переданные alr скрипты сборки
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func InstallScripts(ctx context.Context, scripts []string, opts types.BuildOpts) {
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for _, script := range scripts {
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opts.Script = script // Устанавливаем текущий скрипт в опции
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builtPkgs, _, err := BuildPackage(ctx, opts)
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// Выполняем сборку пакета
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if err != nil {
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slog.Error(gotext.Get("Error building package"), "err", err)
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os.Exit(1)
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// Логируем и завершаем выполнение при ошибке сборки
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}
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err = opts.Manager.InstallLocal(nil, builtPkgs...)
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// Устанавливаем локально собранные пакеты
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if err != nil {
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slog.Error(gotext.Get("Error installing package"), "err", err)
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os.Exit(1)
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// Логируем и завершаем выполнение при ошибке установки
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}
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}
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}
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423
pkg/build/utils.go
Normal file
423
pkg/build/utils.go
Normal file
@ -0,0 +1,423 @@
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// ALR - Any Linux Repository
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// Copyright (C) 2025 Евгений Храмов
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//
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// This program is free software: you can redistribute it and/or modify
|
||||
// it under the terms of the GNU General Public License as published by
|
||||
// the Free Software Foundation, either version 3 of the License, or
|
||||
// (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,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// 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 with this program. If not, see <http://www.gnu.org/licenses/>.
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package build
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import (
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"context"
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"io"
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"log/slog"
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"os"
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"path/filepath"
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"runtime"
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"slices"
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"strconv"
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"strings"
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// Импортируем пакеты для поддержки различных форматов пакетов (APK, DEB, RPM и ARCH).
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_ "github.com/goreleaser/nfpm/v2/apk"
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_ "github.com/goreleaser/nfpm/v2/arch"
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_ "github.com/goreleaser/nfpm/v2/deb"
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_ "github.com/goreleaser/nfpm/v2/rpm"
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"github.com/leonelquinteros/gotext"
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"mvdan.cc/sh/v3/syntax"
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"github.com/goreleaser/nfpm/v2"
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"github.com/goreleaser/nfpm/v2/files"
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"gitea.plemya-x.ru/Plemya-x/ALR/internal/cpu"
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"gitea.plemya-x.ru/Plemya-x/ALR/internal/db"
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"gitea.plemya-x.ru/Plemya-x/ALR/internal/overrides"
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"gitea.plemya-x.ru/Plemya-x/ALR/internal/shutils/decoder"
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"gitea.plemya-x.ru/Plemya-x/ALR/internal/types"
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"gitea.plemya-x.ru/Plemya-x/ALR/pkg/distro"
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"gitea.plemya-x.ru/Plemya-x/ALR/pkg/manager"
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)
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// Функция readScript анализирует скрипт сборки с использованием встроенной реализации bash
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func readScript(script string) (*syntax.File, error) {
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fl, err := os.Open(script) // Открываем файл скрипта
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if err != nil {
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return nil, err
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}
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defer fl.Close() // Закрываем файл после выполнения
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file, err := syntax.NewParser().Parse(fl, "alr.sh") // Парсим скрипт с помощью синтаксического анализатора
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if err != nil {
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return nil, err
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}
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return file, nil // Возвращаем синтаксическое дерево
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}
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// Функция prepareDirs подготавливает директории для сборки.
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func prepareDirs(dirs types.Directories) error {
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err := os.RemoveAll(dirs.BaseDir) // Удаляем базовую директорию, если она существует
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if err != nil {
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return err
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}
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err = os.MkdirAll(dirs.SrcDir, 0o755) // Создаем директорию для источников
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if err != nil {
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return err
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}
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return os.MkdirAll(dirs.PkgDir, 0o755) // Создаем директорию для пакетов
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}
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// Функция buildPkgMetadata создает метаданные для пакета, который будет собран.
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func buildPkgMetadata(
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ctx context.Context,
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vars *types.BuildVars,
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dirs types.Directories,
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pkgFormat string,
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info *distro.OSRelease,
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deps []string,
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preferedContents *[]string,
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) (*nfpm.Info, error) {
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pkgInfo := getBasePkgInfo(vars, info)
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pkgInfo.Description = vars.Description
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pkgInfo.Platform = "linux"
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pkgInfo.Homepage = vars.Homepage
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pkgInfo.License = strings.Join(vars.Licenses, ", ")
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pkgInfo.Maintainer = vars.Maintainer
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pkgInfo.Overridables = nfpm.Overridables{
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Conflicts: vars.Conflicts,
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Replaces: vars.Replaces,
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Provides: vars.Provides,
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Depends: deps,
|
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}
|
||||
|
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if pkgFormat == "apk" {
|
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// Alpine отказывается устанавливать пакеты, которые предоставляют сами себя, поэтому удаляем такие элементы
|
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pkgInfo.Overridables.Provides = slices.DeleteFunc(pkgInfo.Overridables.Provides, func(s string) bool {
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return s == pkgInfo.Name
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})
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}
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||||
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if vars.Epoch != 0 {
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pkgInfo.Epoch = strconv.FormatUint(uint64(vars.Epoch), 10)
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}
|
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setScripts(vars, pkgInfo, dirs.ScriptDir)
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|
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if slices.Contains(vars.Architectures, "all") {
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pkgInfo.Arch = "all"
|
||||
}
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contents, err := buildContents(vars, dirs, preferedContents)
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if err != nil {
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return nil, err
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}
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pkgInfo.Overridables.Contents = contents
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||||
if len(vars.AutoProv) == 1 && decoder.IsTruthy(vars.AutoProv[0]) {
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if pkgFormat == "rpm" {
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||||
err = rpmFindProvides(ctx, pkgInfo, dirs)
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||||
if err != nil {
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return nil, err
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}
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} else {
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slog.Info(gotext.Get("AutoProv is not implemented for this package format, so it's skipped"))
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||||
}
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||||
}
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||||
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||||
if len(vars.AutoReq) == 1 && decoder.IsTruthy(vars.AutoReq[0]) {
|
||||
if pkgFormat == "rpm" {
|
||||
err = rpmFindRequires(ctx, pkgInfo, dirs)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
} else {
|
||||
slog.Info(gotext.Get("AutoReq is not implemented for this package format, so it's skipped"))
|
||||
}
|
||||
}
|
||||
|
||||
return pkgInfo, nil
|
||||
}
|
||||
|
||||
// Функция buildContents создает секцию содержимого пакета, которая содержит файлы,
|
||||
// которые будут включены в конечный пакет.
|
||||
func buildContents(vars *types.BuildVars, dirs types.Directories, preferedContents *[]string) ([]*files.Content, error) {
|
||||
contents := []*files.Content{}
|
||||
|
||||
processPath := func(path, trimmed string, prefered bool) error {
|
||||
fi, err := os.Lstat(path)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
if fi.IsDir() {
|
||||
f, err := os.Open(path)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
defer f.Close()
|
||||
|
||||
if !prefered {
|
||||
_, err = f.Readdirnames(1)
|
||||
if err != io.EOF {
|
||||
return nil
|
||||
}
|
||||
}
|
||||
|
||||
contents = append(contents, &files.Content{
|
||||
Source: path,
|
||||
Destination: trimmed,
|
||||
Type: "dir",
|
||||
FileInfo: &files.ContentFileInfo{
|
||||
MTime: fi.ModTime(),
|
||||
},
|
||||
})
|
||||
return nil
|
||||
}
|
||||
|
||||
if fi.Mode()&os.ModeSymlink != 0 {
|
||||
link, err := os.Readlink(path)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
link = strings.TrimPrefix(link, dirs.PkgDir)
|
||||
|
||||
contents = append(contents, &files.Content{
|
||||
Source: link,
|
||||
Destination: trimmed,
|
||||
Type: "symlink",
|
||||
FileInfo: &files.ContentFileInfo{
|
||||
MTime: fi.ModTime(),
|
||||
Mode: fi.Mode(),
|
||||
},
|
||||
})
|
||||
return nil
|
||||
}
|
||||
|
||||
fileContent := &files.Content{
|
||||
Source: path,
|
||||
Destination: trimmed,
|
||||
FileInfo: &files.ContentFileInfo{
|
||||
MTime: fi.ModTime(),
|
||||
Mode: fi.Mode(),
|
||||
Size: fi.Size(),
|
||||
},
|
||||
}
|
||||
|
||||
if slices.Contains(vars.Backup, trimmed) {
|
||||
fileContent.Type = "config|noreplace"
|
||||
}
|
||||
|
||||
contents = append(contents, fileContent)
|
||||
return nil
|
||||
}
|
||||
|
||||
if preferedContents != nil {
|
||||
for _, trimmed := range *preferedContents {
|
||||
path := filepath.Join(dirs.PkgDir, trimmed)
|
||||
if err := processPath(path, trimmed, true); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
}
|
||||
} else {
|
||||
err := filepath.Walk(dirs.PkgDir, func(path string, fi os.FileInfo, err error) error {
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
trimmed := strings.TrimPrefix(path, dirs.PkgDir)
|
||||
return processPath(path, trimmed, false)
|
||||
})
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
}
|
||||
|
||||
return contents, nil
|
||||
}
|
||||
|
||||
// Функция checkForBuiltPackage пытается обнаружить ранее собранный пакет и вернуть его путь
|
||||
// и true, если нашла. Если нет, возвратит "", false, nil.
|
||||
func checkForBuiltPackage(
|
||||
mgr manager.Manager,
|
||||
vars *types.BuildVars,
|
||||
pkgFormat,
|
||||
baseDir string,
|
||||
info *distro.OSRelease,
|
||||
) (string, bool, error) {
|
||||
filename, err := pkgFileName(vars, pkgFormat, info)
|
||||
if err != nil {
|
||||
return "", false, err
|
||||
}
|
||||
|
||||
pkgPath := filepath.Join(baseDir, filename)
|
||||
|
||||
_, err = os.Stat(pkgPath)
|
||||
if err != nil {
|
||||
return "", false, nil
|
||||
}
|
||||
|
||||
return pkgPath, true, nil
|
||||
}
|
||||
|
||||
func getBasePkgInfo(vars *types.BuildVars, info *distro.OSRelease) *nfpm.Info {
|
||||
return &nfpm.Info{
|
||||
Name: vars.Name,
|
||||
Arch: cpu.Arch(),
|
||||
Version: vars.Version,
|
||||
Release: overrides.ReleasePlatformSpecific(vars.Release, info),
|
||||
Epoch: strconv.FormatUint(uint64(vars.Epoch), 10),
|
||||
}
|
||||
}
|
||||
|
||||
// pkgFileName returns the filename of the package if it were to be built.
|
||||
// This is used to check if the package has already been built.
|
||||
func pkgFileName(vars *types.BuildVars, pkgFormat string, info *distro.OSRelease) (string, error) {
|
||||
pkgInfo := getBasePkgInfo(vars, info)
|
||||
|
||||
packager, err := nfpm.Get(pkgFormat)
|
||||
if err != nil {
|
||||
return "", err
|
||||
}
|
||||
|
||||
return packager.ConventionalFileName(pkgInfo), nil
|
||||
}
|
||||
|
||||
// Функция getPkgFormat возвращает формат пакета из менеджера пакетов,
|
||||
// или ALR_PKG_FORMAT, если он установлен.
|
||||
func getPkgFormat(mgr manager.Manager) string {
|
||||
pkgFormat := mgr.Format()
|
||||
if format, ok := os.LookupEnv("ALR_PKG_FORMAT"); ok {
|
||||
pkgFormat = format
|
||||
}
|
||||
return pkgFormat
|
||||
}
|
||||
|
||||
// Функция createBuildEnvVars создает переменные окружения, которые будут установлены
|
||||
// в скрипте сборки при его выполнении.
|
||||
func createBuildEnvVars(info *distro.OSRelease, dirs types.Directories) []string {
|
||||
env := os.Environ()
|
||||
|
||||
env = append(
|
||||
env,
|
||||
"DISTRO_NAME="+info.Name,
|
||||
"DISTRO_PRETTY_NAME="+info.PrettyName,
|
||||
"DISTRO_ID="+info.ID,
|
||||
"DISTRO_VERSION_ID="+info.VersionID,
|
||||
"DISTRO_ID_LIKE="+strings.Join(info.Like, " "),
|
||||
"ARCH="+cpu.Arch(),
|
||||
"NCPU="+strconv.Itoa(runtime.NumCPU()),
|
||||
)
|
||||
|
||||
if dirs.ScriptDir != "" {
|
||||
env = append(env, "scriptdir="+dirs.ScriptDir)
|
||||
}
|
||||
|
||||
if dirs.PkgDir != "" {
|
||||
env = append(env, "pkgdir="+dirs.PkgDir)
|
||||
}
|
||||
|
||||
if dirs.SrcDir != "" {
|
||||
env = append(env, "srcdir="+dirs.SrcDir)
|
||||
}
|
||||
|
||||
return env
|
||||
}
|
||||
|
||||
// Функция setScripts добавляет скрипты-перехватчики к метаданным пакета.
|
||||
func setScripts(vars *types.BuildVars, info *nfpm.Info, scriptDir string) {
|
||||
if vars.Scripts.PreInstall != "" {
|
||||
info.Scripts.PreInstall = filepath.Join(scriptDir, vars.Scripts.PreInstall)
|
||||
}
|
||||
|
||||
if vars.Scripts.PostInstall != "" {
|
||||
info.Scripts.PostInstall = filepath.Join(scriptDir, vars.Scripts.PostInstall)
|
||||
}
|
||||
|
||||
if vars.Scripts.PreRemove != "" {
|
||||
info.Scripts.PreRemove = filepath.Join(scriptDir, vars.Scripts.PreRemove)
|
||||
}
|
||||
|
||||
if vars.Scripts.PostRemove != "" {
|
||||
info.Scripts.PostRemove = filepath.Join(scriptDir, vars.Scripts.PostRemove)
|
||||
}
|
||||
|
||||
if vars.Scripts.PreUpgrade != "" {
|
||||
info.ArchLinux.Scripts.PreUpgrade = filepath.Join(scriptDir, vars.Scripts.PreUpgrade)
|
||||
info.APK.Scripts.PreUpgrade = filepath.Join(scriptDir, vars.Scripts.PreUpgrade)
|
||||
}
|
||||
|
||||
if vars.Scripts.PostUpgrade != "" {
|
||||
info.ArchLinux.Scripts.PostUpgrade = filepath.Join(scriptDir, vars.Scripts.PostUpgrade)
|
||||
info.APK.Scripts.PostUpgrade = filepath.Join(scriptDir, vars.Scripts.PostUpgrade)
|
||||
}
|
||||
|
||||
if vars.Scripts.PreTrans != "" {
|
||||
info.RPM.Scripts.PreTrans = filepath.Join(scriptDir, vars.Scripts.PreTrans)
|
||||
}
|
||||
|
||||
if vars.Scripts.PostTrans != "" {
|
||||
info.RPM.Scripts.PostTrans = filepath.Join(scriptDir, vars.Scripts.PostTrans)
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
// Функция setVersion изменяет переменную версии в скрипте runner.
|
||||
// Она используется для установки версии на вывод функции version().
|
||||
func setVersion(ctx context.Context, r *interp.Runner, to string) error {
|
||||
fl, err := syntax.NewParser().Parse(strings.NewReader("version='"+to+"'"), "")
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
return r.Run(ctx, fl)
|
||||
}
|
||||
*/
|
||||
// Returns not installed dependencies
|
||||
func removeAlreadyInstalled(opts types.BuildOpts, dependencies []string) ([]string, error) {
|
||||
filteredPackages := []string{}
|
||||
|
||||
for _, dep := range dependencies {
|
||||
installed, err := opts.Manager.IsInstalled(dep)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if installed {
|
||||
continue
|
||||
}
|
||||
filteredPackages = append(filteredPackages, dep)
|
||||
}
|
||||
|
||||
return filteredPackages, nil
|
||||
}
|
||||
|
||||
// Функция packageNames возвращает имена всех предоставленных пакетов.
|
||||
func packageNames(pkgs []db.Package) []string {
|
||||
names := make([]string, len(pkgs))
|
||||
for i, p := range pkgs {
|
||||
names[i] = p.Name
|
||||
}
|
||||
return names
|
||||
}
|
||||
|
||||
// Функция removeDuplicates убирает любые дубликаты из предоставленного среза.
|
||||
func removeDuplicates(slice []string) []string {
|
||||
seen := map[string]struct{}{}
|
||||
result := []string{}
|
||||
|
||||
for _, s := range slice {
|
||||
if _, ok := seen[s]; !ok {
|
||||
seen[s] = struct{}{}
|
||||
result = append(result, s)
|
||||
}
|
||||
}
|
||||
|
||||
return result
|
||||
}
|
Reference in New Issue
Block a user