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Diffstat (limited to 'pkg/domain/infra/runtime_libpod.go')
-rw-r--r--pkg/domain/infra/runtime_libpod.go24
1 files changed, 24 insertions, 0 deletions
diff --git a/pkg/domain/infra/runtime_libpod.go b/pkg/domain/infra/runtime_libpod.go
index 26c9c7e2e..b786a5fbf 100644
--- a/pkg/domain/infra/runtime_libpod.go
+++ b/pkg/domain/infra/runtime_libpod.go
@@ -6,8 +6,10 @@ import (
"context"
"fmt"
"os"
+ "os/signal"
"sync"
+ "github.com/containers/podman/v2/cmd/podman/utils"
"github.com/containers/podman/v2/libpod"
"github.com/containers/podman/v2/pkg/cgroups"
"github.com/containers/podman/v2/pkg/domain/entities"
@@ -16,6 +18,7 @@ import (
"github.com/containers/storage"
"github.com/containers/storage/pkg/idtools"
"github.com/pkg/errors"
+ "github.com/sirupsen/logrus"
flag "github.com/spf13/pflag"
)
@@ -348,3 +351,24 @@ func ParseIDMapping(mode namespaces.UsernsMode, uidMapSlice, gidMapSlice []strin
}
return &options, nil
}
+
+// StartWatcher starts a new SIGHUP go routine for the current config.
+func StartWatcher(rt *libpod.Runtime) {
+ // Setup the signal notifier
+ ch := make(chan os.Signal, 1)
+ signal.Notify(ch, utils.SIGHUP)
+
+ go func() {
+ for {
+ // Block until the signal is received
+ logrus.Debugf("waiting for SIGHUP to reload configuration")
+ <-ch
+ if err := rt.Reload(); err != nil {
+ logrus.Errorf("unable to reload configuration: %v", err)
+ continue
+ }
+ }
+ }()
+
+ logrus.Debugf("registered SIGHUP watcher for config")
+}