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package-manager.go
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package-manager.go
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package dep
import (
"fmt"
"github.com/pkg/errors"
"github.com/caos/orbos/mntr"
)
type Software struct {
Package string
Version string
}
func (s *Software) String() string {
return fmt.Sprintf("%s=%s", s.Package, s.Version)
}
type Repository struct {
Repository string
KeyURL string
KeyFingerprint string
}
type PackageManager struct {
monitor mntr.Monitor
os OperatingSystem
installed map[string]string
}
func (p *PackageManager) RefreshInstalled() error {
var err error
switch p.os.Packages {
case DebianBased:
err = p.debbasedInstalled()
case REMBased:
err = p.rembasedInstalled()
}
p.monitor.WithFields(map[string]interface{}{
"packages": len(p.installed),
}).Debug("Refreshed installed packages")
return errors.Wrap(err, "refreshing installed packages failed")
}
func (p *PackageManager) Init() error {
p.monitor.Info("Updating packages")
var err error
switch p.os.Packages {
case DebianBased:
err = p.debSpecificUpdatePackages()
case REMBased:
err = p.remSpecificUpdatePackages()
}
if err != nil {
return errors.Wrapf(err, "updating packages failed", p.os.Packages)
}
p.monitor.Info("Packages are updated")
return nil
}
func NewPackageManager(monitor mntr.Monitor, os OperatingSystem) *PackageManager {
return &PackageManager{monitor, os, nil}
}
func (p *PackageManager) CurrentVersions(possiblePackages ...string) ([]*Software, error) {
software := make([]*Software, 0)
for _, pkg := range possiblePackages {
if version, ok := p.installed[pkg]; ok {
pkg := &Software{
Package: pkg,
Version: version,
}
software = append(software, pkg)
p.monitor.WithFields(map[string]interface{}{
"package": pkg.Package,
"version": pkg.Version,
}).Debug("Found filtered installed package")
}
}
return software, nil
}
func (p *PackageManager) Install(installVersion *Software, more ...*Software) error {
switch p.os.Packages {
case DebianBased:
return p.debbasedInstall(installVersion, more...)
case REMBased:
return p.rembasedInstall(installVersion, more...)
}
return errors.Errorf("Package manager %s is not implemented", p.os.Packages)
}
func (p *PackageManager) Add(repo *Repository) error {
switch p.os.Packages {
case DebianBased:
return p.debbasedAdd(repo)
case REMBased:
return p.rembasedAdd(repo)
}
return errors.Errorf("Package manager %s is not implemented", p.os.Packages)
}