summaryrefslogtreecommitdiffhomepage
path: root/runsc/cmd/boot.go
diff options
context:
space:
mode:
Diffstat (limited to 'runsc/cmd/boot.go')
-rw-r--r--runsc/cmd/boot.go50
1 files changed, 40 insertions, 10 deletions
diff --git a/runsc/cmd/boot.go b/runsc/cmd/boot.go
index f5c9821b2..e33a7f3cb 100644
--- a/runsc/cmd/boot.go
+++ b/runsc/cmd/boot.go
@@ -79,6 +79,26 @@ type Boot struct {
// sandbox (e.g. gofer) and sent through this FD.
mountsFD int
+ // profileBlockFD is the file descriptor to write a block profile to.
+ // Valid if >= 0.
+ profileBlockFD int
+
+ // profileCPUFD is the file descriptor to write a CPU profile to.
+ // Valid if >= 0.
+ profileCPUFD int
+
+ // profileHeapFD is the file descriptor to write a heap profile to.
+ // Valid if >= 0.
+ profileHeapFD int
+
+ // profileMutexFD is the file descriptor to write a mutex profile to.
+ // Valid if >= 0.
+ profileMutexFD int
+
+ // traceFD is the file descriptor to write a Go execution trace to.
+ // Valid if >= 0.
+ traceFD int
+
// pidns is set if the sandbox is in its own pid namespace.
pidns bool
@@ -119,6 +139,11 @@ func (b *Boot) SetFlags(f *flag.FlagSet) {
f.IntVar(&b.userLogFD, "user-log-fd", 0, "file descriptor to write user logs to. 0 means no logging.")
f.IntVar(&b.startSyncFD, "start-sync-fd", -1, "required FD to used to synchronize sandbox startup")
f.IntVar(&b.mountsFD, "mounts-fd", -1, "mountsFD is the file descriptor to read list of mounts after they have been resolved (direct paths, no symlinks).")
+ f.IntVar(&b.profileBlockFD, "profile-block-fd", -1, "file descriptor to write block profile to. -1 disables profiling.")
+ f.IntVar(&b.profileCPUFD, "profile-cpu-fd", -1, "file descriptor to write CPU profile to. -1 disables profiling.")
+ f.IntVar(&b.profileHeapFD, "profile-heap-fd", -1, "file descriptor to write heap profile to. -1 disables profiling.")
+ f.IntVar(&b.profileMutexFD, "profile-mutex-fd", -1, "file descriptor to write mutex profile to. -1 disables profiling.")
+ f.IntVar(&b.traceFD, "trace-fd", -1, "file descriptor to write Go execution trace to. -1 disables tracing.")
f.BoolVar(&b.attached, "attached", false, "if attached is true, kills the sandbox process when the parent process terminates")
}
@@ -213,16 +238,21 @@ func (b *Boot) Execute(_ context.Context, f *flag.FlagSet, args ...interface{})
// Create the loader.
bootArgs := boot.Args{
- ID: f.Arg(0),
- Spec: spec,
- Conf: conf,
- ControllerFD: b.controllerFD,
- Device: os.NewFile(uintptr(b.deviceFD), "platform device"),
- GoferFDs: b.ioFDs.GetArray(),
- StdioFDs: b.stdioFDs.GetArray(),
- NumCPU: b.cpuNum,
- TotalMem: b.totalMem,
- UserLogFD: b.userLogFD,
+ ID: f.Arg(0),
+ Spec: spec,
+ Conf: conf,
+ ControllerFD: b.controllerFD,
+ Device: os.NewFile(uintptr(b.deviceFD), "platform device"),
+ GoferFDs: b.ioFDs.GetArray(),
+ StdioFDs: b.stdioFDs.GetArray(),
+ NumCPU: b.cpuNum,
+ TotalMem: b.totalMem,
+ UserLogFD: b.userLogFD,
+ ProfileBlockFD: b.profileBlockFD,
+ ProfileCPUFD: b.profileCPUFD,
+ ProfileHeapFD: b.profileHeapFD,
+ ProfileMutexFD: b.profileMutexFD,
+ TraceFD: b.traceFD,
}
l, err := boot.New(bootArgs)
if err != nil {