func (c *statusHistoryCommand) Run(ctx *cmd.Context) error {
apiclient, err := c.NewAPIClient()
if err != nil {
return fmt.Errorf(connectionError, c.ConnectionName(), err)
}
defer apiclient.Close()
var statuses *params.UnitStatusHistory
kind := params.HistoryKind(c.outputContent)
statuses, err = apiclient.UnitStatusHistory(kind, c.unitName, c.backlogSize)
if err != nil {
if len(statuses.Statuses) == 0 {
return errors.Trace(err)
}
// Display any error, but continue to print status if some was returned
fmt.Fprintf(ctx.Stderr, "%v\n", err)
} else if len(statuses.Statuses) == 0 {
return errors.Errorf("no status history available")
}
table := [][]string{{"TIME", "TYPE", "STATUS", "MESSAGE"}}
lengths := []int{1, 1, 1, 1}
for _, v := range statuses.Statuses {
fields := []string{common.FormatTime(v.Since, c.isoTime), string(v.Kind), string(v.Status), v.Info}
for k, v := range fields {
if len(v) > lengths[k] {
lengths[k] = len(v)
}
}
table = append(table, fields)
}
f := fmt.Sprintf("%%-%ds\t%%-%ds\t%%-%ds\t%%-%ds\n", lengths[0], lengths[1], lengths[2], lengths[3])
for _, v := range table {
fmt.Printf(f, v[0], v[1], v[2], v[3])
}
return nil
}
func (c *statusHistoryCommand) Init(args []string) error {
switch {
case len(args) > 1:
return errors.Errorf("unexpected arguments after unit name.")
case len(args) == 0:
return errors.Errorf("unit name is missing.")
default:
c.unitName = args[0]
}
// If use of ISO time not specified on command line,
// check env var.
if !c.isoTime {
var err error
envVarValue := os.Getenv(osenv.JujuStatusIsoTimeEnvKey)
if envVarValue != "" {
if c.isoTime, err = strconv.ParseBool(envVarValue); err != nil {
return errors.Annotatef(err, "invalid %s env var, expected true|false", osenv.JujuStatusIsoTimeEnvKey)
}
}
}
kind := params.HistoryKind(c.outputContent)
switch kind {
case params.KindCombined, params.KindAgent, params.KindWorkload:
return nil
}
return errors.Errorf("unexpected status type %q", c.outputContent)
}
