Merge pull request #465 from lukwil/feature/443

add --no-startup-message flag
pull/471/head
Simon Aronsson 5 years ago committed by GitHub
commit dc4d6ac40a
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GPG Key ID: 4AEE18F83AFDEB23

@ -1,7 +1,6 @@
package cmd
import (
"github.com/containrrr/watchtower/pkg/filters"
"os"
"os/signal"
"strconv"
@ -11,6 +10,7 @@ import (
"github.com/containrrr/watchtower/internal/actions"
"github.com/containrrr/watchtower/internal/flags"
"github.com/containrrr/watchtower/pkg/container"
"github.com/containrrr/watchtower/pkg/filters"
"github.com/containrrr/watchtower/pkg/notifications"
t "github.com/containrrr/watchtower/pkg/types"
"github.com/robfig/cron"
@ -123,14 +123,14 @@ func Run(c *cobra.Command, names []string) {
log.Fatal(err)
}
if err := runUpgradesOnSchedule(filter); err != nil {
if err := runUpgradesOnSchedule(c, filter); err != nil {
log.Error(err)
}
os.Exit(1)
}
func runUpgradesOnSchedule(filter t.Filter) error {
func runUpgradesOnSchedule(c *cobra.Command, filter t.Filter) error {
tryLockSem := make(chan bool, 1)
tryLockSem <- true
@ -156,7 +156,10 @@ func runUpgradesOnSchedule(filter t.Filter) error {
return err
}
log.Info("Starting Watchtower and scheduling first run: " + cron.Entries()[0].Schedule.Next(time.Now()).String())
if noStartupMessage, _ := c.PersistentFlags().GetBool("no-startup-message"); !noStartupMessage {
log.Info("Starting Watchtower and scheduling first run: " + cron.Entries()[0].Schedule.Next(time.Now()).String())
}
cron.Start()
// Graceful shut-down on SIGINT/SIGTERM

@ -170,6 +170,16 @@ Environment Variable: WATCHTOWER_NO_PULL
Default: false
```
## Without sending a startup message
Do not send a send a message after watchtower started. Otherwise there will be an info-level notification.
```
Argument: --no-startup-message
Environment Variable: WATCHTOWER_NO_STARTUP_MESSAGE
Type: Boolean
Default: false
```
## Run once
Run an update attempt against a container name list one time immediately and exit.

@ -52,6 +52,12 @@ func RegisterSystemFlags(rootCmd *cobra.Command) {
viper.GetBool("WATCHTOWER_NO_RESTART"),
"do not restart any containers")
flags.BoolP(
"no-startup-message",
"",
viper.GetBool("WATCHTOWER_NO_STARTUP_MESSAGE"),
"Prevents watchtower from sending a startup message")
flags.BoolP(
"cleanup",
"c",

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