Initial commit: Beszel fork with Domain Locker integration

2026-06-04 13:22:57 +00:00 · 2026-04-21 15:39:43 +02:00
commit 363d708e91
440 changed files with 160889 additions and 0 deletions
@@ -0,0 +1,158 @@
+package container
+
+import "time"
+
+// Docker container info from /containers/json
+type ApiInfo struct {
+	Id      string
+	IdShort string
+	Names   []string
+	Status  string
+	State   string
+	Image   string
+	Health  struct {
+		Status string
+		// FailingStreak int
+	}
+	Ports []struct {
+		// PrivatePort uint16
+		PublicPort uint16
+		IP         string
+		// Type        string
+	}
+	// ImageID string
+	// Command string
+	// Created int64
+	// SizeRw     int64 `json:",omitempty"`
+	// SizeRootFs int64 `json:",omitempty"`
+	// Labels     map[string]string
+	// HostConfig struct {
+	// 	NetworkMode string            `json:",omitempty"`
+	// 	Annotations map[string]string `json:",omitempty"`
+	// }
+	// NetworkSettings *SummaryNetworkSettings
+	// Mounts          []MountPoint
+}
+
+// Docker container resources from /containers/{id}/stats
+type ApiStats struct {
+	Read        time.Time `json:"read"`               // Time of stats generation
+	NumProcs    uint32    `json:"num_procs,omitzero"` // Windows specific, not populated on Linux.
+	Networks    map[string]NetworkStats
+	CPUStats    CPUStats    `json:"cpu_stats"`
+	MemoryStats MemoryStats `json:"memory_stats"`
+}
+
+// Docker system info from /info API endpoint
+type HostInfo struct {
+	OperatingSystem string `json:"OperatingSystem"`
+	KernelVersion   string `json:"KernelVersion"`
+	NCPU            int    `json:"NCPU"`
+	MemTotal        uint64 `json:"MemTotal"`
+}
+
+func (s *ApiStats) CalculateCpuPercentLinux(prevCpuContainer uint64, prevCpuSystem uint64) float64 {
+	cpuDelta := s.CPUStats.CPUUsage.TotalUsage - prevCpuContainer
+	systemDelta := s.CPUStats.SystemUsage - prevCpuSystem
+
+	// Avoid division by zero and handle first run case
+	if systemDelta == 0 || prevCpuContainer == 0 {
+		return 0.0
+	}
+
+	return float64(cpuDelta) / float64(systemDelta) * 100.0
+}
+
+// from: https://github.com/docker/cli/blob/master/cli/command/container/stats_helpers.go#L185
+func (s *ApiStats) CalculateCpuPercentWindows(prevCpuUsage uint64, prevRead time.Time) float64 {
+	// Max number of 100ns intervals between the previous time read and now
+	possIntervals := uint64(s.Read.Sub(prevRead).Nanoseconds())
+	possIntervals /= 100                // Convert to number of 100ns intervals
+	possIntervals *= uint64(s.NumProcs) // Multiple by the number of processors
+
+	// Intervals used
+	intervalsUsed := s.CPUStats.CPUUsage.TotalUsage - prevCpuUsage
+
+	// Percentage avoiding divide-by-zero
+	if possIntervals > 0 {
+		return float64(intervalsUsed) / float64(possIntervals) * 100.0
+	}
+	return 0.00
+}
+
+type CPUStats struct {
+	// CPU Usage. Linux and Windows.
+	CPUUsage CPUUsage `json:"cpu_usage"`
+	// System Usage. Linux only.
+	SystemUsage uint64 `json:"system_cpu_usage,omitempty"`
+}
+
+type CPUUsage struct {
+	// Total CPU time consumed.
+	// Units: nanoseconds (Linux)
+	// Units: 100's of nanoseconds (Windows)
+	TotalUsage uint64 `json:"total_usage"`
+}
+
+type MemoryStats struct {
+	// current res_counter usage for memory
+	Usage uint64 `json:"usage,omitempty"`
+	// all the stats exported via memory.stat.
+	Stats MemoryStatsStats `json:"stats"`
+	// private working set (Windows only)
+	PrivateWorkingSet uint64 `json:"privateworkingset,omitempty"`
+}
+
+type MemoryStatsStats struct {
+	Cache        uint64 `json:"cache,omitempty"`
+	InactiveFile uint64 `json:"inactive_file,omitempty"`
+}
+
+type NetworkStats struct {
+	// Bytes received. Windows and Linux.
+	RxBytes uint64 `json:"rx_bytes"`
+	// Bytes sent. Windows and Linux.
+	TxBytes uint64 `json:"tx_bytes"`
+}
+
+type prevNetStats struct {
+	Sent uint64
+	Recv uint64
+}
+
+type DockerHealth = uint8
+
+const (
+	DockerHealthNone DockerHealth = iota
+	DockerHealthStarting
+	DockerHealthHealthy
+	DockerHealthUnhealthy
+)
+
+var DockerHealthStrings = map[string]DockerHealth{
+	"none":      DockerHealthNone,
+	"starting":  DockerHealthStarting,
+	"healthy":   DockerHealthHealthy,
+	"unhealthy": DockerHealthUnhealthy,
+}
+
+// Docker container stats
+type Stats struct {
+	Name        string    `json:"n" cbor:"0,keyasint"`
+	Cpu         float64   `json:"c" cbor:"1,keyasint"`
+	Mem         float64   `json:"m" cbor:"2,keyasint"`
+	NetworkSent float64   `json:"ns,omitzero" cbor:"3,keyasint,omitzero"` // deprecated 0.18.3 (MB) - keep field for old agents/records
+	NetworkRecv float64   `json:"nr,omitzero" cbor:"4,keyasint,omitzero"` // deprecated 0.18.3 (MB) - keep field for old agents/records
+	Bandwidth   [2]uint64 `json:"b,omitzero" cbor:"9,keyasint,omitzero"`  // [sent bytes, recv bytes]
+
+	Health DockerHealth `json:"-" cbor:"5,keyasint"`
+	Status string       `json:"-" cbor:"6,keyasint"`
+	Id     string       `json:"-" cbor:"7,keyasint"`
+	Image  string       `json:"-" cbor:"8,keyasint"`
+	Ports  string       `json:"-" cbor:"10,keyasint"`
+	// PrevCpu     [2]uint64    `json:"-"`
+	CpuSystem    uint64       `json:"-"`
+	CpuContainer uint64       `json:"-"`
+	PrevNet      prevNetStats `json:"-"`
+	PrevReadTime time.Time    `json:"-"`
+}