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xdeb.go
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xdeb.go
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package xdeb
import (
"fmt"
"os"
"os/exec"
"path/filepath"
"sort"
"strconv"
"strings"
"github.com/adrg/xdg"
version "github.com/knqyf263/go-deb-version"
"gopkg.in/yaml.v2"
)
type XdebPackagePostInstallCommandDefinition struct {
Root bool `yaml:"root"`
Command string `yaml:"command"`
}
type XdebPackagePostInstallDefinition struct {
Name string `yaml:"name"`
Commands []XdebPackagePostInstallCommandDefinition `yaml:"commands"`
}
type XdebPackageDefinition struct {
Name string `yaml:"name"`
Version string `yaml:"version"`
Url string `yaml:"url"`
Sha256 string `yaml:"sha256"`
PostInstall []XdebPackagePostInstallDefinition `yaml:"post-install,omitempty"`
Path string `yaml:"path,omitempty"`
FilePath string `yaml:"filepath,omitempty"`
Provider string `yaml:"provider,omitempty"`
Distribution string `yaml:"distribution,omitempty"`
Component string `yaml:"component,omitempty"`
IsConfigured bool `yaml:"is_configured,omitempty"`
}
func (packageDefinition *XdebPackageDefinition) setProvider() {
if len(packageDefinition.Provider) == 0 {
if len(packageDefinition.Url) == 0 {
packageDefinition.Provider = "localhost"
} else {
packageDefinition.Provider = "remote"
}
}
}
func (packageDefinition *XdebPackageDefinition) setDistribution() {
if packageDefinition.Provider == "localhost" || packageDefinition.Provider == "remote" {
packageDefinition.Distribution = "file"
}
}
func (packageDefinition *XdebPackageDefinition) setComponent() {
if strings.HasSuffix(packageDefinition.Component, ".yaml") {
packageDefinition.Component = TrimPathExtension(packageDefinition.Component, 1)
}
}
func (packageDefinition *XdebPackageDefinition) setPaths(rootPath string) {
packageDefinition.Path = filepath.Join(rootPath, packageDefinition.Provider, packageDefinition.Distribution, packageDefinition.Component, packageDefinition.Name)
if len(packageDefinition.Url) > 0 {
packageDefinition.FilePath = filepath.Join(packageDefinition.Path, filepath.Base(packageDefinition.Url))
} else {
packageDefinition.FilePath = filepath.Join(packageDefinition.Path, fmt.Sprintf("%s.deb", packageDefinition.Name))
}
}
func (packageDefinition *XdebPackageDefinition) Configure(rootPath string) {
if !packageDefinition.IsConfigured {
packageDefinition.setProvider()
packageDefinition.setDistribution()
packageDefinition.setComponent()
packageDefinition.setPaths(rootPath)
packageDefinition.IsConfigured = true
}
}
func (packageDefinition *XdebPackageDefinition) runPostInstallHooks() error {
for _, postInstallHook := range packageDefinition.PostInstall {
for _, command := range postInstallHook.Commands {
args := []string{}
if command.Root && os.Getuid() > 0 {
args = append(args, "sudo")
}
args = append(args, strings.Split(command.Command, " ")...)
LogMessage("Running post-install hook: %s", postInstallHook.Name)
if err := ExecuteCommand(packageDefinition.Path, args...); err != nil {
return err
}
}
}
return nil
}
type XdebProviderDefinition struct {
Xdeb []*XdebPackageDefinition `yaml:"xdeb"`
}
func parseYamlDefinition(path string) (*XdebProviderDefinition, error) {
yamlFile, err := decompressFile(path)
if err != nil {
return nil, err
}
definition := XdebProviderDefinition{}
err = yaml.Unmarshal(yamlFile, &definition)
if err != nil {
return nil, err
}
return &definition, nil
}
func FindPackage(name string, path string, provider string, distribution string, exact bool) ([]*XdebPackageDefinition, error) {
LogMessage("Looking for package %s (exact: %s) via provider %s and distribution %s ...", name, strconv.FormatBool(exact), provider, distribution)
globPattern := filepath.Join(path, provider, distribution, "*.yaml.zst")
globbed, err := filepath.Glob(globPattern)
if err != nil {
return nil, err
}
if len(globbed) == 0 {
return nil, fmt.Errorf("no repositories present on the system, please sync repositories first")
}
packageDefinitions := []*XdebPackageDefinition{}
for _, match := range globbed {
definition, err := parseYamlDefinition(match)
if err != nil {
return nil, err
}
for index := range definition.Xdeb {
if (exact && definition.Xdeb[index].Name == name) || (!exact && strings.HasPrefix(definition.Xdeb[index].Name, name)) {
distPath := filepath.Dir(match)
definition.Xdeb[index].Component = TrimPathExtension(filepath.Base(match), 2)
definition.Xdeb[index].Distribution = filepath.Base(distPath)
definition.Xdeb[index].Provider = filepath.Base(filepath.Dir(distPath))
packageDefinitions = append(packageDefinitions, definition.Xdeb[index])
}
}
}
if len(packageDefinitions) == 0 {
return nil, fmt.Errorf("could not find package '%s'", name)
}
sort.Slice(packageDefinitions, func(i int, j int) bool {
versionA, err := version.NewVersion(packageDefinitions[i].Version)
if err != nil {
return false
}
versionB, err := version.NewVersion(packageDefinitions[j].Version)
if err != nil {
return false
}
return versionA.GreaterThan(versionB)
})
return packageDefinitions, nil
}
func RepositoryPath() (string, error) {
arch, err := FindArchitecture()
if err != nil {
return "", err
}
return filepath.Join(xdg.ConfigHome, APPLICATION_NAME, "repositories", arch), nil
}
func FindXdeb() (string, error) {
xdebPath, err := exec.LookPath("xdeb")
if err != nil {
return "", fmt.Errorf("xdeb is not installed, please install it via 'xdeb-install xdeb' or manually from '%s'", XDEB_URL)
}
LogMessage("Package xdeb found: %s", xdebPath)
return xdebPath, nil
}
func convertPackage(path string, xdebArgs string) error {
if strings.Contains(xdebArgs, "i") {
xdebArgs = strings.ReplaceAll(xdebArgs, "i", "")
}
xdebPath, _ := FindXdeb()
return ExecuteCommand(filepath.Dir(path), xdebPath, xdebArgs, path)
}