change agent file structure

internal/entities/system/stats.go

@@ -1,5 +1,7 @@
 package system
 
+import "time"
+
 type SystemStats struct {
 	Cpu          float64 `json:"cpu"`
 	Mem          float64 `json:"m"`
@@ -16,3 +18,104 @@ type SystemStats struct {
 	NetworkSent  float64 `json:"ns"`
 	NetworkRecv  float64 `json:"nr"`
 }
+
+type DiskIoStats struct {
+	Read       uint64
+	Write      uint64
+	Time       time.Time
+	Filesystem string
+}
+
+type NetIoStats struct {
+	BytesRecv uint64
+	BytesSent uint64
+	Time      time.Time
+	Name      string
+}
+
+type CPUStats struct {
+	// CPU Usage. Linux and Windows.
+	CPUUsage CPUUsage `json:"cpu_usage"`
+
+	// System Usage. Linux only.
+	SystemUsage uint64 `json:"system_cpu_usage,omitempty"`
+
+	// Online CPUs. Linux only.
+	// OnlineCPUs uint32 `json:"online_cpus,omitempty"`
+
+	// Throttling Data. Linux only.
+	// ThrottlingData ThrottlingData `json:"throttling_data,omitempty"`
+}
+
+type CPUUsage struct {
+	// Total CPU time consumed.
+	// Units: nanoseconds (Linux)
+	// Units: 100's of nanoseconds (Windows)
+	TotalUsage uint64 `json:"total_usage"`
+
+	// Total CPU time consumed per core (Linux). Not used on Windows.
+	// Units: nanoseconds.
+	// PercpuUsage []uint64 `json:"percpu_usage,omitempty"`
+
+	// Time spent by tasks of the cgroup in kernel mode (Linux).
+	// Time spent by all container processes in kernel mode (Windows).
+	// Units: nanoseconds (Linux).
+	// Units: 100's of nanoseconds (Windows). Not populated for Hyper-V Containers.
+	// UsageInKernelmode uint64 `json:"usage_in_kernelmode"`
+
+	// Time spent by tasks of the cgroup in user mode (Linux).
+	// Time spent by all container processes in user mode (Windows).
+	// Units: nanoseconds (Linux).
+	// Units: 100's of nanoseconds (Windows). Not populated for Hyper-V Containers
+	// UsageInUsermode uint64 `json:"usage_in_usermode"`
+}
+
+type CStats struct {
+	// Common stats
+	// Read    time.Time `json:"read"`
+	// PreRead time.Time `json:"preread"`
+
+	// Linux specific stats, not populated on Windows.
+	// PidsStats  PidsStats  `json:"pids_stats,omitempty"`
+	// BlkioStats BlkioStats `json:"blkio_stats,omitempty"`
+
+	// Windows specific stats, not populated on Linux.
+	// NumProcs uint32 `json:"num_procs"`
+	// StorageStats StorageStats `json:"storage_stats,omitempty"`
+	// Networks request version >=1.21
+	Networks map[string]NetworkStats
+
+	// Shared stats
+	CPUStats CPUStats `json:"cpu_stats,omitempty"`
+	// PreCPUStats CPUStats    `json:"precpu_stats,omitempty"` // "Pre"="Previous"
+	MemoryStats MemoryStats `json:"memory_stats,omitempty"`
+}
+
+type MemoryStats struct {
+
+	// current res_counter usage for memory
+	Usage uint64 `json:"usage,omitempty"`
+	Cache uint64 `json:"cache,omitempty"`
+	// maximum usage ever recorded.
+	// MaxUsage uint64 `json:"max_usage,omitempty"`
+	// TODO(vishh): Export these as stronger types.
+	// all the stats exported via memory.stat.
+	Stats map[string]uint64 `json:"stats,omitempty"`
+	// number of times memory usage hits limits.
+	// Failcnt uint64 `json:"failcnt,omitempty"`
+	// Limit   uint64 `json:"limit,omitempty"`
+
+	// // committed bytes
+	// Commit uint64 `json:"commitbytes,omitempty"`
+	// // peak committed bytes
+	// CommitPeak uint64 `json:"commitpeakbytes,omitempty"`
+	// // private working set
+	// PrivateWorkingSet uint64 `json:"privateworkingset,omitempty"`
+}
+
+type NetworkStats struct {
+	// Bytes received. Windows and Linux.
+	RxBytes uint64 `json:"rx_bytes"`
+	// Bytes sent. Windows and Linux.
+	TxBytes uint64 `json:"tx_bytes"`
+}

internal/entities/system/system.go

@@ -14,7 +14,7 @@ type SystemInfo struct {
 }
 
 type SystemData struct {
-	Stats      SystemStats                `json:"stats"`
-	Info       SystemInfo                 `json:"info"`
-	Containers []container.ContainerStats `json:"container"`
+	Stats      *SystemStats                `json:"stats"`
+	Info       *SystemInfo                 `json:"info"`
+	Containers []*container.ContainerStats `json:"container"`
 }