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Diffstat (limited to 'kube2msb/src/kube2msb/vendor/github.com/opencontainers/runc/libcontainer/configs/blkio_device.go')
-rw-r--r--kube2msb/src/kube2msb/vendor/github.com/opencontainers/runc/libcontainer/configs/blkio_device.go61
1 files changed, 61 insertions, 0 deletions
diff --git a/kube2msb/src/kube2msb/vendor/github.com/opencontainers/runc/libcontainer/configs/blkio_device.go b/kube2msb/src/kube2msb/vendor/github.com/opencontainers/runc/libcontainer/configs/blkio_device.go
new file mode 100644
index 0000000..e0f3ca1
--- /dev/null
+++ b/kube2msb/src/kube2msb/vendor/github.com/opencontainers/runc/libcontainer/configs/blkio_device.go
@@ -0,0 +1,61 @@
+package configs
+
+import "fmt"
+
+// blockIODevice holds major:minor format supported in blkio cgroup
+type blockIODevice struct {
+ // Major is the device's major number
+ Major int64 `json:"major"`
+ // Minor is the device's minor number
+ Minor int64 `json:"minor"`
+}
+
+// WeightDevice struct holds a `major:minor weight`|`major:minor leaf_weight` pair
+type WeightDevice struct {
+ blockIODevice
+ // Weight is the bandwidth rate for the device, range is from 10 to 1000
+ Weight uint16 `json:"weight"`
+ // LeafWeight is the bandwidth rate for the device while competing with the cgroup's child cgroups, range is from 10 to 1000, cfq scheduler only
+ LeafWeight uint16 `json:"leafWeight"`
+}
+
+// NewWeightDevice returns a configured WeightDevice pointer
+func NewWeightDevice(major, minor int64, weight, leafWeight uint16) *WeightDevice {
+ wd := &WeightDevice{}
+ wd.Major = major
+ wd.Minor = minor
+ wd.Weight = weight
+ wd.LeafWeight = leafWeight
+ return wd
+}
+
+// WeightString formats the struct to be writable to the cgroup specific file
+func (wd *WeightDevice) WeightString() string {
+ return fmt.Sprintf("%d:%d %d", wd.Major, wd.Minor, wd.Weight)
+}
+
+// LeafWeightString formats the struct to be writable to the cgroup specific file
+func (wd *WeightDevice) LeafWeightString() string {
+ return fmt.Sprintf("%d:%d %d", wd.Major, wd.Minor, wd.LeafWeight)
+}
+
+// ThrottleDevice struct holds a `major:minor rate_per_second` pair
+type ThrottleDevice struct {
+ blockIODevice
+ // Rate is the IO rate limit per cgroup per device
+ Rate uint64 `json:"rate"`
+}
+
+// NewThrottleDevice returns a configured ThrottleDevice pointer
+func NewThrottleDevice(major, minor int64, rate uint64) *ThrottleDevice {
+ td := &ThrottleDevice{}
+ td.Major = major
+ td.Minor = minor
+ td.Rate = rate
+ return td
+}
+
+// String formats the struct to be writable to the cgroup specific file
+func (td *ThrottleDevice) String() string {
+ return fmt.Sprintf("%d:%d %d", td.Major, td.Minor, td.Rate)
+}