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Debug logging

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dump_stack() 2023-05-08 14:30:09 +00:00
parent 7b94053376
commit d4f826d44b
Signed by: dump_stack
GPG Key ID: BE44DA8C062D87DC
1 changed files with 11 additions and 5 deletions
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16
qemu/qemu-kernel.go
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@ -376,35 +376,41 @@ func (q System) ssh(user string) (client *ssh.Client, err error) {
// Command executes shell commands on qemu system // Command executes shell commands on qemu system
func (q System) Command(user, cmd string) (output string, err error) { func (q System) Command(user, cmd string) (output string, err error) {
q.Log.With().Str("kernel", q.kernel.KernelPath). flog := q.Log.With().Str("kernel", q.kernel.KernelPath).
Str("user", user). Str("user", user).
Str("cmd", cmd) Str("cmd", cmd).
Logger()
q.Log.Debug().Msg("qemu command") flog.Debug().Msg("qemu command")
client, err := q.ssh(user) client, err := q.ssh(user)
if err != nil { if err != nil {
flog.Debug().Err(err).Msg("ssh connection")
return return
} }
defer client.Close() defer client.Close()
session, err := client.NewSession() session, err := client.NewSession()
if err != nil { if err != nil {
flog.Debug().Err(err).Msg("new session")
return return
} }
stdout, err := session.StdoutPipe() stdout, err := session.StdoutPipe()
if err != nil { if err != nil {
flog.Debug().Err(err).Msg("get stdout pipe")
return return
} }
stderr, err := session.StderrPipe() stderr, err := session.StderrPipe()
if err != nil { if err != nil {
flog.Debug().Err(err).Msg("get stderr pipe")
return return
} }
err = session.Start(cmd) err = session.Start(cmd)
if err != nil { if err != nil {
flog.Debug().Err(err).Msg("start session")
return return
} }
@ -413,7 +419,7 @@ func (q System) Command(user, cmd string) (output string, err error) {
for scanner.Scan() { for scanner.Scan() {
m := scanner.Text() m := scanner.Text()
output += m + "\n" output += m + "\n"
q.Log.Trace().Str("stdout", m).Msg("qemu command") flog.Trace().Str("stdout", m).Msg("qemu command")
} }
output = strings.TrimSuffix(output, "\n") output = strings.TrimSuffix(output, "\n")
}() }()
@ -424,7 +430,7 @@ func (q System) Command(user, cmd string) (output string, err error) {
m := scanner.Text() m := scanner.Text()
output += m + "\n" output += m + "\n"
// Note: it prints stderr as stdout // Note: it prints stderr as stdout
q.Log.Trace().Str("stdout", m).Msg("qemu command") flog.Trace().Str("stdout", m).Msg("qemu command")
} }
output = strings.TrimSuffix(output, "\n") output = strings.TrimSuffix(output, "\n")
}() }()