export

Documentation

Index

• Variables
• func Instantiate(ctx context.Context, r wazero.Runtime, hostFunctions SystemInfo) error
• type CPUStat
• type CpuInfo
  • func (v CpuInfo) MarshalEasyJSON(w *jwriter.Writer)
  • func (v CpuInfo) MarshalJSON() ([]byte, error)
  • func (v *CpuInfo) UnmarshalEasyJSON(l *jlexer.Lexer)
  • func (v *CpuInfo) UnmarshalJSON(data []byte) error
• type MemInfo
  • func (v MemInfo) MarshalEasyJSON(w *jwriter.Writer)
  • func (v MemInfo) MarshalJSON() ([]byte, error)
  • func (v *MemInfo) UnmarshalEasyJSON(l *jlexer.Lexer)
  • func (v *MemInfo) UnmarshalJSON(data []byte) error
• type SystemInfo
• type SystemInfoReply
  • func (x *SystemInfoReply) GetData() []byte
  • func (m *SystemInfoReply) MarshalToSizedBufferVT(dAtA []byte) (int, error)
  • func (m *SystemInfoReply) MarshalToVT(dAtA []byte) (int, error)
  • func (m *SystemInfoReply) MarshalVT() (dAtA []byte, err error)
  • func (x *SystemInfoReply) ProtoReflect() protoreflect.Message
  • func (m *SystemInfoReply) SizeVT() (n int)
  • func (m *SystemInfoReply) UnmarshalVT(dAtA []byte) error

Variables

var (
	ErrInvalidLength        = fmt.Errorf("proto: negative length found during unmarshaling")
	ErrIntOverflow          = fmt.Errorf("proto: integer overflow")
	ErrUnexpectedEndOfGroup = fmt.Errorf("proto: unexpected end of group")
)

Functions

func Instantiate

func Instantiate(ctx context.Context, r wazero.Runtime, hostFunctions SystemInfo) error

Instantiate a Go-defined module named "systemInfo" that exports host functions.

Types

type CPUStat

type CPUStat struct {
	CPU        int32    `json:"cpu"`
	VendorID   string   `json:"vendorId"`
	Family     string   `json:"family"`
	Model      string   `json:"model"`
	Stepping   int32    `json:"stepping"`
	PhysicalID string   `json:"physicalId"`
	CoreID     string   `json:"coreId"`
	Cores      int32    `json:"cores"`
	ModelName  string   `json:"modelName"`
	Mhz        float64  `json:"mhz"`
	CacheSize  int32    `json:"cacheSize"`
	Flags      []string `json:"flags"`
	Microcode  string   `json:"microcode"`
}

type CpuInfo

type CpuInfo struct {
	CPU []CPUStat `json:"CPU"`
}

func (CpuInfo) MarshalEasyJSON

func (v CpuInfo) MarshalEasyJSON(w *jwriter.Writer)

MarshalEasyJSON supports easyjson.Marshaler interface

func (CpuInfo) MarshalJSON

func (v CpuInfo) MarshalJSON() ([]byte, error)

MarshalJSON supports json.Marshaler interface

func (*CpuInfo) UnmarshalEasyJSON

func (v *CpuInfo) UnmarshalEasyJSON(l *jlexer.Lexer)

UnmarshalEasyJSON supports easyjson.Unmarshaler interface

func (*CpuInfo) UnmarshalJSON

func (v *CpuInfo) UnmarshalJSON(data []byte) error

UnmarshalJSON supports json.Unmarshaler interface

type MemInfo

type MemInfo struct {
	SwapDevices []*struct {
		Name      string `json:"name"`
		UsedBytes uint64 `json:"usedBytes"`
		FreeBytes uint64 `json:"freeBytes"`
	} `json:"SwapDevices"`
	SwapMemory *struct {
		Total       uint64  `json:"total"`
		Used        uint64  `json:"used"`
		Free        uint64  `json:"free"`
		UsedPercent float64 `json:"usedPercent"`
		Sin         uint64  `json:"sin"`
		Sout        uint64  `json:"sout"`
		PgIn        uint64  `json:"pgIn"`
		PgOut       uint64  `json:"pgOut"`
		PgFault     uint64  `json:"pgFault"`

		// Linux specific numbers
		// https://www.kernel.org/doc/Documentation/cgroup-v2.txt
		PgMajFault uint64 `json:"pgMajFault"`
	} `json:"SwapMemory"`
	VirtualMemory *struct {
		// Total amount of RAM on this system
		Total uint64 `json:"total"`

		// RAM available for programs to allocate
		//
		// This value is computed from the kernel specific values.
		Available uint64 `json:"available"`

		// RAM used by programs
		//
		// This value is computed from the kernel specific values.
		Used uint64 `json:"used"`

		// Percentage of RAM used by programs
		//
		// This value is computed from the kernel specific values.
		UsedPercent float64 `json:"usedPercent"`

		// This is the kernel's notion of free memory; RAM chips whose bits nobody
		// cares about the value of right now. For a human consumable number,
		// Available is what you really want.
		Free uint64 `json:"free"`

		// OS X / BSD specific numbers:
		// http://www.macyourself.com/2010/02/17/what-is-free-wired-active-and-inactive-system-memory-ram/
		Active   uint64 `json:"active"`
		Inactive uint64 `json:"inactive"`
		Wired    uint64 `json:"wired"`

		// FreeBSD specific numbers:
		// https://reviews.freebsd.org/D8467
		Laundry uint64 `json:"laundry"`

		// Linux specific numbers
		// https://www.centos.org/docs/5/html/5.1/Deployment_Guide/s2-proc-meminfo.html
		// https://www.kernel.org/doc/Documentation/filesystems/proc.txt
		// https://www.kernel.org/doc/Documentation/vm/overcommit-accounting
		Buffers        uint64 `json:"buffers"`
		Cached         uint64 `json:"cached"`
		WriteBack      uint64 `json:"writeBack"`
		Dirty          uint64 `json:"dirty"`
		WriteBackTmp   uint64 `json:"writeBackTmp"`
		Shared         uint64 `json:"shared"`
		Slab           uint64 `json:"slab"`
		Sreclaimable   uint64 `json:"sreclaimable"`
		Sunreclaim     uint64 `json:"sunreclaim"`
		PageTables     uint64 `json:"pageTables"`
		SwapCached     uint64 `json:"swapCached"`
		CommitLimit    uint64 `json:"commitLimit"`
		CommittedAS    uint64 `json:"committedAS"`
		HighTotal      uint64 `json:"highTotal"`
		HighFree       uint64 `json:"highFree"`
		LowTotal       uint64 `json:"lowTotal"`
		LowFree        uint64 `json:"lowFree"`
		SwapTotal      uint64 `json:"swapTotal"`
		SwapFree       uint64 `json:"swapFree"`
		Mapped         uint64 `json:"mapped"`
		VmallocTotal   uint64 `json:"vmallocTotal"`
		VmallocUsed    uint64 `json:"vmallocUsed"`
		VmallocChunk   uint64 `json:"vmallocChunk"`
		HugePagesTotal uint64 `json:"hugePagesTotal"`
		HugePagesFree  uint64 `json:"hugePagesFree"`
		HugePagesRsvd  uint64 `json:"hugePagesRsvd"`
		HugePagesSurp  uint64 `json:"hugePagesSurp"`
		HugePageSize   uint64 `json:"hugePageSize"`
	} `json:"VirtualMemory"`
}

func (MemInfo) MarshalEasyJSON

func (v MemInfo) MarshalEasyJSON(w *jwriter.Writer)

MarshalEasyJSON supports easyjson.Marshaler interface

func (MemInfo) MarshalJSON

func (v MemInfo) MarshalJSON() ([]byte, error)

MarshalJSON supports json.Marshaler interface

func (*MemInfo) UnmarshalEasyJSON

func (v *MemInfo) UnmarshalEasyJSON(l *jlexer.Lexer)

UnmarshalEasyJSON supports easyjson.Unmarshaler interface

func (*MemInfo) UnmarshalJSON

func (v *MemInfo) UnmarshalJSON(data []byte) error

UnmarshalJSON supports json.Unmarshaler interface

type SystemInfo

type SystemInfo interface {
	CpuInfo(context.Context, *emptypb.Empty) (*SystemInfoReply, error)
	MemInfo(context.Context, *emptypb.Empty) (*SystemInfoReply, error)
}

go:plugin type=host module=systemInfo

type SystemInfoReply

type SystemInfoReply struct {
	Data []byte `protobuf:"bytes,1,opt,name=data,proto3" json:"data,omitempty"`
	// contains filtered or unexported fields
}

func (*SystemInfoReply) GetData

func (x *SystemInfoReply) GetData() []byte

func (*SystemInfoReply) MarshalToSizedBufferVT

func (m *SystemInfoReply) MarshalToSizedBufferVT(dAtA []byte) (int, error)

func (*SystemInfoReply) MarshalToVT

func (m *SystemInfoReply) MarshalToVT(dAtA []byte) (int, error)

func (*SystemInfoReply) MarshalVT

func (m *SystemInfoReply) MarshalVT() (dAtA []byte, err error)

func (*SystemInfoReply) ProtoReflect

func (x *SystemInfoReply) ProtoReflect() protoreflect.Message

func (*SystemInfoReply) SizeVT

func (m *SystemInfoReply) SizeVT() (n int)

func (*SystemInfoReply) UnmarshalVT

func (m *SystemInfoReply) UnmarshalVT(dAtA []byte) error