func (p *pluginControl) returnPluginDetails(rp *core.RequestedPlugin) (*pluginDetails, serror.SnapError) {
details := &pluginDetails{}
var serr serror.SnapError
//Check plugin signing
details.Signed, serr = p.verifySignature(rp)
if serr != nil {
return nil, serr
}
details.Path = rp.Path()
details.CheckSum = rp.CheckSum()
details.Signature = rp.Signature()
details.IsAutoLoaded = rp.AutoLoaded()
if filepath.Ext(rp.Path()) == ".aci" {
f, err := os.Open(rp.Path())
if err != nil {
return nil, serror.New(err)
}
defer f.Close()
if err := aci.Validate(f); err != nil {
return nil, serror.New(err)
}
tempPath, err := aci.Extract(f)
if err != nil {
return nil, serror.New(err)
}
details.ExecPath = path.Join(tempPath, "rootfs")
if details.Manifest, err = aci.Manifest(f); err != nil {
return nil, serror.New(err)
}
details.Exec = details.Manifest.App.Exec[0]
details.IsPackage = true
} else {
details.IsPackage = false
details.Exec = filepath.Base(rp.Path())
details.ExecPath = filepath.Dir(rp.Path())
}
return details, nil
}
func (r *runner) runPlugin(details *pluginDetails) error {
if details.IsPackage {
f, err := os.Open(details.Path)
if err != nil {
return err
}
defer f.Close()
tempPath, err := aci.Extract(f)
if err != nil {
return err
}
details.ExecPath = path.Join(tempPath, "rootfs")
}
ePlugin, err := plugin.NewExecutablePlugin(r.pluginManager.GenerateArgs(int(log.GetLevel())), path.Join(details.ExecPath, details.Exec))
if err != nil {
runnerLog.WithFields(log.Fields{
"_block": "run-plugin",
"path": path.Join(details.ExecPath, details.Exec),
"error": err,
}).Error("error creating executable plugin")
return err
}
ap, err := r.startPlugin(ePlugin)
if err != nil {
runnerLog.WithFields(log.Fields{
"_block": "run-plugin",
"path": path.Join(details.ExecPath, details.Exec),
"error": err,
}).Error("error starting new plugin")
return err
}
ap.exec = details.Exec
ap.execPath = details.ExecPath
if details.IsPackage {
ap.fromPackage = true
}
return nil
}
