diff options
Diffstat (limited to 'pkg/api/server')
| -rw-r--r-- | pkg/api/server/register_containers.go | 3 | ||||
| -rw-r--r-- | pkg/api/server/server.go | 27 |
2 files changed, 27 insertions, 3 deletions
diff --git a/pkg/api/server/register_containers.go b/pkg/api/server/register_containers.go index 18ff2f423..a0c9ac574 100644 --- a/pkg/api/server/register_containers.go +++ b/pkg/api/server/register_containers.go @@ -661,11 +661,10 @@ func (s *APIServer) registerContainersHandlers(r *mux.Router) error { // type: boolean // description: Include namespace information // default: false - // - in: query // name: pod // type: boolean // default: false - // description: Include Pod ID and Name if applicable + // description: Ignored. Previously included details on pod name and ID that are currently included by default. // - in: query // name: size // type: boolean diff --git a/pkg/api/server/server.go b/pkg/api/server/server.go index 1c6007745..bfa5fcdce 100644 --- a/pkg/api/server/server.go +++ b/pkg/api/server/server.go @@ -2,6 +2,7 @@ package server import ( "context" + "fmt" "log" "net" "net/http" @@ -17,6 +18,7 @@ import ( "github.com/containers/libpod/v2/pkg/api/handlers" "github.com/containers/libpod/v2/pkg/api/server/idletracker" "github.com/coreos/go-systemd/v22/activation" + "github.com/coreos/go-systemd/v22/daemon" "github.com/gorilla/mux" "github.com/gorilla/schema" "github.com/pkg/errors" @@ -147,8 +149,31 @@ func newServer(runtime *libpod.Runtime, duration time.Duration, listener *net.Li return &server, nil } -// Serve starts responding to HTTP requests +// If the NOTIFY_SOCKET is set, communicate the PID and readiness, and +// further unset NOTIFY_SOCKET to prevent containers from sending +// messages and unset INVOCATION_ID so conmon and containers are in +// the correct cgroup. +func setupSystemd() { + if len(os.Getenv("NOTIFY_SOCKET")) == 0 { + return + } + payload := fmt.Sprintf("MAINPID=%d", os.Getpid()) + payload += "\n" + payload += daemon.SdNotifyReady + if sent, err := daemon.SdNotify(true, payload); err != nil { + logrus.Errorf("Error notifying systemd of Conmon PID: %s", err.Error()) + } else if sent { + logrus.Debugf("Notify sent successfully") + } + + if err := os.Unsetenv("INVOCATION_ID"); err != nil { + logrus.Errorf("Error unsetting INVOCATION_ID: %s", err.Error()) + } +} + +// Serve starts responding to HTTP requests. func (s *APIServer) Serve() error { + setupSystemd() sigChan := make(chan os.Signal, 1) signal.Notify(sigChan, syscall.SIGINT, syscall.SIGTERM) errChan := make(chan error, 1) |