func (p *RHAgentProvider) LoadAgent(file string, timeout time.Duration) (*RHAgent, error) {
cmd := exec.Command(file, "-o", "metadata")
var b bytes.Buffer
cmd.Stdout = &b
err := cmd.Start()
if err != nil {
return nil, err
}
if timeout == time.Duration(0) {
err = cmd.Wait()
} else {
err = utils.WaitTimeout(cmd, timeout)
}
if err != nil {
return nil, err
}
mdxml := b.Bytes()
mda, err := parseMetadata(mdxml)
if err != nil {
return nil, err
}
a, err := mda.toResourceAgent()
if err != nil {
return nil, fmt.Errorf("Agent \"%s\": %s", mda.Name, err)
}
a.Command = file
return a, nil
}
func (p *RHAgentProvider) run(ac *fence.AgentConfig, action string, timeout time.Duration) ([]byte, error) {
a, err := p.getRHAgent(ac.Name)
if err != nil {
return nil, err
}
command := a.Command
cmd := exec.Command(command)
cmdstdin, err := cmd.StdinPipe()
var b bytes.Buffer
cmd.Stdout = &b
if err != nil {
return nil, err
}
err = cmd.Start()
if err != nil {
return nil, err
}
_, err = cmdstdin.Write([]byte(fmt.Sprintf("action=%s\n", action)))
if err != nil {
return nil, err
}
if ac.Port != "" {
_, err = cmdstdin.Write([]byte(fmt.Sprintf("port=%s\n", ac.Port)))
if err != nil {
return nil, err
}
}
for name, values := range ac.Parameters {
for _, value := range values {
_, err = cmdstdin.Write([]byte(fmt.Sprintf("%s=%s\n", name, value)))
if err != nil {
return nil, err
}
}
}
cmdstdin.Close()
if timeout == time.Duration(0) {
err = cmd.Wait()
} else {
err = utils.WaitTimeout(cmd, timeout)
}
if err != nil {
return b.Bytes(), err
}
return b.Bytes(), nil
}