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prometheus liveness probe sidecar

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Signed-off-by: Daniel-Pivonka dpivonka@redhat.com
This commit is contained in:
Daniel-Pivonka
2019-06-20 15:30:40 -04:00
committed by mergify[bot]
parent 2ca575b99d
commit d621a58207
30 changed files with 2483 additions and 55 deletions
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25
cmd/cephcsi.go
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@ -22,24 +22,28 @@ import (
"path"
"path/filepath"
"strings"
"time"
"github.com/ceph/ceph-csi/pkg/cephfs"
"github.com/ceph/ceph-csi/pkg/liveness"
"github.com/ceph/ceph-csi/pkg/rbd"
"github.com/ceph/ceph-csi/pkg/util"
"k8s.io/klog"
)
const (
rbdType = "rbd"
cephfsType = "cephfs"
rbdType = "rbd"
cephfsType = "cephfs"
livenessType = "liveness"
rbdDefaultName = "rbd.csi.ceph.com"
cephfsDefaultName = "cephfs.csi.ceph.com"
rbdDefaultName = "rbd.csi.ceph.com"
cephfsDefaultName = "cephfs.csi.ceph.com"
livenessDefaultName = "liveness.csi.ceph.com"
)
var (
// common flags
vtype = flag.String("type", "", "driver type [rbd|cephfs]")
vtype = flag.String("type", "", "driver type [rbd|cephfs|liveness]")
endpoint = flag.String("endpoint", "unix://tmp/csi.sock", "CSI endpoint")
driverName = flag.String("drivername", "", "name of the driver")
nodeID = flag.String("nodeid", "", "node id")
@ -55,6 +59,12 @@ var (
// cephfs related flags
volumeMounter = flag.String("volumemounter", "", "default volume mounter (possible options are 'kernel', 'fuse')")
mountCacheDir = flag.String("mountcachedir", "", "mount info cache save dir")
// livenes related flags
livenessport = flag.Int("livenessport", 8080, "TCP port for liveness requests")
livenesspath = flag.String("livenesspath", "/metrics", "path of prometheus endpoint where metrics will be available")
pollTime = flag.Duration("polltime", time.Second*60, "time interval in seconds between each poll")
timeout = flag.Duration("timeout", time.Second*3, "probe timeout in seconds")
)
func init() {
@ -90,6 +100,8 @@ func getDriverName() string {
return rbdDefaultName
case cephfsType:
return cephfsDefaultName
case livenessType:
return livenessDefaultName
default:
return ""
}
@ -148,6 +160,9 @@ func main() {
driver := cephfs.NewDriver()
driver.Run(dname, *nodeID, *endpoint, *volumeMounter, *mountCacheDir, *instanceID, csipluginPath, cp, driverType)
case livenessType:
liveness.Run(*endpoint, *livenesspath, *livenessport, *pollTime, *timeout)
default:
klog.Fatalln("invalid volume type", vtype) // calls exit
}