Initial commit

vendor/github.com/hyperhq/hypercli/hyper/daemon_unix.go

@@ -0,0 +1,64 @@
+// +build daemon,!windows
+
+package main
+
+import (
+	"fmt"
+	"os"
+	"os/signal"
+	"syscall"
+
+	apiserver "github.com/hyperhq/hypercli/api/server"
+	"github.com/hyperhq/hypercli/daemon"
+	"github.com/hyperhq/hypercli/pkg/mflag"
+	"github.com/hyperhq/hypercli/pkg/system"
+
+	_ "github.com/hyperhq/hypercli/daemon/execdriver/native"
+)
+
+const defaultDaemonConfigFile = "/etc/docker/daemon.json"
+
+func setPlatformServerConfig(serverConfig *apiserver.Config, daemonCfg *daemon.Config) *apiserver.Config {
+	serverConfig.EnableCors = daemonCfg.EnableCors
+	serverConfig.CorsHeaders = daemonCfg.CorsHeaders
+
+	return serverConfig
+}
+
+// currentUserIsOwner checks whether the current user is the owner of the given
+// file.
+func currentUserIsOwner(f string) bool {
+	if fileInfo, err := system.Stat(f); err == nil && fileInfo != nil {
+		if int(fileInfo.UID()) == os.Getuid() {
+			return true
+		}
+	}
+	return false
+}
+
+// setDefaultUmask sets the umask to 0022 to avoid problems
+// caused by custom umask
+func setDefaultUmask() error {
+	desiredUmask := 0022
+	syscall.Umask(desiredUmask)
+	if umask := syscall.Umask(desiredUmask); umask != desiredUmask {
+		return fmt.Errorf("failed to set umask: expected %#o, got %#o", desiredUmask, umask)
+	}
+
+	return nil
+}
+
+func getDaemonConfDir() string {
+	return "/etc/docker"
+}
+
+// setupConfigReloadTrap configures the USR2 signal to reload the configuration.
+func setupConfigReloadTrap(configFile string, flags *mflag.FlagSet, reload func(*daemon.Config)) {
+	c := make(chan os.Signal, 1)
+	signal.Notify(c, syscall.SIGHUP)
+	go func() {
+		for range c {
+			daemon.ReloadConfiguration(configFile, flags, reload)
+		}
+	}()
+}