vsl

package
v0.2.2 Latest Latest
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 Go to latest Published: Nov 14, 2024 License: MIT Imports: 13 Imported by: 0

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Index

Constants

View Source 
const (
	LinkTypeSession = "sess"
	LinkTypeRequest = "req"
	LinkTypeBereq   = "bereq"
)
View Source 
const (
	VCLCall_RECV             = "RECV"
	VCLCall_HASH             = "HASH"
	VCLCall_PASS             = "PASS"
	VCLCall_MISS             = "MISS"
	VCLCall_HIT              = "HIT"
	VCLCall_SYNTH            = "SYNTH"
	VCLCall_DELIVER          = "DELIVER"
	VCLCall_BACKEND_RESPONSE = "BACKEND_RESPONSE"
	VCLCall_BACKEND_FETCH    = "BACKEND_FETCH"
	VCLCall_BACKEND_ERROR    = "BACKEND_ERROR"
)
View Source 
const (
	TxTypeSession = "Session"
	TxTypeRequest = "Request"
	TxTypeBereq   = "BeReq"
)
View Source 
const (
	SizeMB = sizeKB * 1024
)

Variables

This section is empty.

Functions

func NewTransactionParser 

func NewTransactionParser(r io.Reader) *transactionParser

Types

type AcctRecord 

type AcctRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

AcctRecord holds accounting information for ReqAcct and BereqAcct tags

func NewAcctRecord 

func NewAcctRecord(blr BaseRecord) (AcctRecord, error)

func (AcctRecord) BodyRx 

func (r AcctRecord) BodyRx() SizeValue

func (AcctRecord) BodyTx 

func (r AcctRecord) BodyTx() SizeValue

func (AcctRecord) HeaderRx 

func (r AcctRecord) HeaderRx() SizeValue

func (AcctRecord) HeaderTx 

func (r AcctRecord) HeaderTx() SizeValue

func (AcctRecord) String 

func (r AcctRecord) String() string

func (AcctRecord) TotalRx 

func (r AcctRecord) TotalRx() SizeValue

func (AcctRecord) TotalTx 

func (r AcctRecord) TotalTx() SizeValue

type BackendCloseRecord 

type BackendCloseRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

BackendCloseRecord holds information about a backend connection close

func NewBackendCloseRecord 

func NewBackendCloseRecord(blr BaseRecord) (BackendCloseRecord, error)

func (BackendCloseRecord) FileDescriptor 

func (r BackendCloseRecord) FileDescriptor() int

func (BackendCloseRecord) Name 

func (r BackendCloseRecord) Name() string

func (BackendCloseRecord) Reason 

func (r BackendCloseRecord) Reason() string

type BackendOpenRecord 

type BackendOpenRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

BackendOpenRecord holds information about a new backend connection

func NewBackendOpenRecord 

func NewBackendOpenRecord(blr BaseRecord) (BackendOpenRecord, error)

func (BackendOpenRecord) FileDescriptor 

func (r BackendOpenRecord) FileDescriptor() int

func (BackendOpenRecord) LocalAddr 

func (r BackendOpenRecord) LocalAddr() net.IP

func (BackendOpenRecord) LocalPort 

func (r BackendOpenRecord) LocalPort() int

func (BackendOpenRecord) Name 

func (r BackendOpenRecord) Name() string

func (BackendOpenRecord) Reason 

func (r BackendOpenRecord) Reason() string

func (BackendOpenRecord) RemoteAddr 

func (r BackendOpenRecord) RemoteAddr() net.IP

func (BackendOpenRecord) RemotePort 

func (r BackendOpenRecord) RemotePort() int

func (BackendOpenRecord) String added in v0.2.0 

func (r BackendOpenRecord) String() string

type BackendStartRecord added in v0.2.0 

type BackendStartRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

BackendStartRecord holds information about a new backend connection

func NewBackendStartRecord added in v0.2.0 

func NewBackendStartRecord(blr BaseRecord) (BackendStartRecord, error)

func (BackendStartRecord) RemoteAddr added in v0.2.0 

func (r BackendStartRecord) RemoteAddr() net.IP

func (BackendStartRecord) RemotePort added in v0.2.0 

func (r BackendStartRecord) RemotePort() int

type BaseRecord 

type BaseRecord struct {
	// contains filtered or unexported fields
}

BaseRecord is a single VSL log line split by tag and value

func NewBaseRecord 

func NewBaseRecord(rawLog string) (BaseRecord, error)

func (BaseRecord) RawLog 

func (r BaseRecord) RawLog() string

func (BaseRecord) Tag 

func (r BaseRecord) Tag() string

func (BaseRecord) Value 

func (r BaseRecord) Value() string

type BeginRecord 

type BeginRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

BeginRecord represents the start of a transaction log

func NewBeginRecord 

func NewBeginRecord(blr BaseRecord) (BeginRecord, error)

func (BeginRecord) ESILevel 

func (r BeginRecord) ESILevel() int

func (BeginRecord) ParentVXID 

func (r BeginRecord) ParentVXID() VXID

func (BeginRecord) ReasonOrProtocol 

func (r BeginRecord) ReasonOrProtocol() string

func (BeginRecord) Type 

func (r BeginRecord) Type() string

type BereqHeaderRecord 

type BereqHeaderRecord struct {
	// contains filtered or unexported fields
}

BereqHeaderRecord holds headers for the vsl tag BereqHeader

func NewBereqHeaderRecord 

func NewBereqHeaderRecord(blr BaseRecord) (BereqHeaderRecord, error)

func (BereqHeaderRecord) Header 

func (r BereqHeaderRecord) Header() string

func (BereqHeaderRecord) HeaderValue 

func (r BereqHeaderRecord) HeaderValue() string

type BereqUnsetRecord 

type BereqUnsetRecord struct {
	// contains filtered or unexported fields
}

BereqUnsetRecord holds a header name and value that is unset in VCL

func NewBereqUnsetRecord 

func NewBereqUnsetRecord(blr BaseRecord) (BereqUnsetRecord, error)

func (BereqUnsetRecord) Header 

func (r BereqUnsetRecord) Header() string

func (BereqUnsetRecord) HeaderValue 

func (r BereqUnsetRecord) HeaderValue() string

type BerespHeaderRecord 

type BerespHeaderRecord struct {
	// contains filtered or unexported fields
}

BerespHeaderRecord holds headers for the vsl tag BerespHeader

func NewBerespHeaderRecord 

func NewBerespHeaderRecord(blr BaseRecord) (BerespHeaderRecord, error)

func (BerespHeaderRecord) Header 

func (r BerespHeaderRecord) Header() string

func (BerespHeaderRecord) HeaderValue 

func (r BerespHeaderRecord) HeaderValue() string

type BerespUnsetRecord 

type BerespUnsetRecord struct {
	// contains filtered or unexported fields
}

BerespUnsetRecord holds a header name and value that is unset in VCL

func NewBerespUnsetRecord 

func NewBerespUnsetRecord(blr BaseRecord) (BerespUnsetRecord, error)

func (BerespUnsetRecord) Header 

func (r BerespUnsetRecord) Header() string

func (BerespUnsetRecord) HeaderValue 

func (r BerespUnsetRecord) HeaderValue() string

type EndRecord 

type EndRecord struct{ BaseRecord }

EndRecord marks the end of a transaction

type ErrorRecord added in v0.2.0 

type ErrorRecord struct{ BaseRecord }

ErrorRecord holds error messages

type FetchBodyRecord 

type FetchBodyRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

FetchBodyRecord holds information about the mode to fetch the object from the backend

func NewFetchBodyRecord 

func NewFetchBodyRecord(blr BaseRecord) (FetchBodyRecord, error)

func (FetchBodyRecord) Description 

func (r FetchBodyRecord) Description() string

func (FetchBodyRecord) IsStream 

func (r FetchBodyRecord) IsStream() bool

func (FetchBodyRecord) Mode 

func (r FetchBodyRecord) Mode() int

type FetchErrorRecord 

type FetchErrorRecord struct{ BaseRecord }

FetchErrorRecord holds the error msg of an error while fetching the object from the backend

type FiltersRecord 

type FiltersRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

FiltersRecord holds the list of filters applied to the body

func NewFiltersRecord 

func NewFiltersRecord(blr BaseRecord) (FiltersRecord, error)

func (FiltersRecord) Filters 

func (r FiltersRecord) Filters() []string

type GzipRecord added in v0.2.0 

type GzipRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

GzipRecord holds G(un)zip performed on object

func NewGzipRecord added in v0.2.0 

func NewGzipRecord(blr BaseRecord) (GzipRecord, error)

func (GzipRecord) Action added in v0.2.0 

func (r GzipRecord) Action() string

func (GzipRecord) BitLengthOfCompressedData added in v0.2.0 

func (r GzipRecord) BitLengthOfCompressedData() int64

func (GzipRecord) BitLocFirst added in v0.2.0 

func (r GzipRecord) BitLocFirst() int64

func (GzipRecord) BitLocLast added in v0.2.0 

func (r GzipRecord) BitLocLast() int64

func (GzipRecord) InputBytes added in v0.2.0 

func (r GzipRecord) InputBytes() SizeValue

func (GzipRecord) Object added in v0.2.0 

func (r GzipRecord) Object() string

func (GzipRecord) OutputBytes added in v0.2.0 

func (r GzipRecord) OutputBytes() SizeValue

func (GzipRecord) String added in v0.2.0 

func (r GzipRecord) String() string

func (GzipRecord) When added in v0.2.0 

func (r GzipRecord) When() string

type HeaderRecord 

type HeaderRecord interface {
	Header() string
	HeaderValue() string
}

HeaderRecord interface

type HitRecord 

type HitRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

HitRecord contains information about a hit of an object in the cache

func NewHitRecord 

func NewHitRecord(blr BaseRecord) (HitRecord, error)

func (HitRecord) Grace 

func (r HitRecord) Grace() time.Duration

func (HitRecord) Keep 

func (r HitRecord) Keep() time.Duration

func (HitRecord) ObjVXID 

func (r HitRecord) ObjVXID() VXID

func (HitRecord) String added in v0.2.0 

func (r HitRecord) String() string

func (HitRecord) TTL 

func (r HitRecord) TTL() time.Duration

type LengthRecord 

type LengthRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

LengthRecord represents the size of a fetch body

func NewLengthRecord 

func NewLengthRecord(blr BaseRecord) (LengthRecord, error)

func (LengthRecord) Size 

func (r LengthRecord) Size() SizeValue

type LinkRecord 

type LinkRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

LinkRecord Links to a child transaction

func NewLinkRecord 

func NewLinkRecord(blr BaseRecord) (LinkRecord, error)

func (LinkRecord) ESILevel 

func (r LinkRecord) ESILevel() int

func (LinkRecord) Reason 

func (r LinkRecord) Reason() string

func (LinkRecord) TXID 

func (r LinkRecord) TXID() string

func (LinkRecord) Type 

func (r LinkRecord) Type() string

func (LinkRecord) VXID 

func (r LinkRecord) VXID() VXID

type MethodRecord 

type MethodRecord struct{ BaseRecord }

MethodRecord holds the method for ReqMethod or BereqMethod tags

type ObjHeaderRecord 

type ObjHeaderRecord struct {
	// contains filtered or unexported fields
}

ObjHeaderRecord holds headers for the vsl tag ObjHeader

func NewObjHeaderRecord 

func NewObjHeaderRecord(blr BaseRecord) (ObjHeaderRecord, error)

func (ObjHeaderRecord) Header 

func (r ObjHeaderRecord) Header() string

func (ObjHeaderRecord) HeaderValue 

func (r ObjHeaderRecord) HeaderValue() string

type ObjUnsetRecord 

type ObjUnsetRecord struct {
	// contains filtered or unexported fields
}

ObjUnsetRecord holds a header name and value that is unset in VCL

func NewObjUnsetRecord 

func NewObjUnsetRecord(blr BaseRecord) (ObjUnsetRecord, error)

func (ObjUnsetRecord) Header 

func (r ObjUnsetRecord) Header() string

func (ObjUnsetRecord) HeaderValue 

func (r ObjUnsetRecord) HeaderValue() string

type ProtocolRecord 

type ProtocolRecord struct{ BaseRecord }

ProtocolRecord holds the protocol for the ReqProtocol, RespProtocol, BereqProtocol, ... tags

type ReasonRecord 

type ReasonRecord struct{ BaseRecord }

ReasonRecord is the response reason

type Record 

type Record interface {
	Tag() string
	Value() string
	RawLog() string
}

Record interface for all the VSL log records

type ReqHeaderRecord 

type ReqHeaderRecord struct {
	// contains filtered or unexported fields
}

ReqHeaderRecord holds headers for the vsl tag ReqHeader

func NewReqHeaderRecord 

func NewReqHeaderRecord(blr BaseRecord) (ReqHeaderRecord, error)

func (ReqHeaderRecord) Header 

func (r ReqHeaderRecord) Header() string

func (ReqHeaderRecord) HeaderValue 

func (r ReqHeaderRecord) HeaderValue() string

type ReqStartRecord 

type ReqStartRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

ReqStartRecord holds information about the start of request processing

func NewReqStartRecord 

func NewReqStartRecord(blr BaseRecord) (ReqStartRecord, error)

func (ReqStartRecord) ClientIP 

func (r ReqStartRecord) ClientIP() net.IP

func (ReqStartRecord) ClientPort 

func (r ReqStartRecord) ClientPort() int

func (ReqStartRecord) Listener 

func (r ReqStartRecord) Listener() string

type ReqUnsetRecord 

type ReqUnsetRecord struct {
	// contains filtered or unexported fields
}

ReqUnsetRecord holds a header name and value that is unset in VCL

func NewReqUnsetRecord 

func NewReqUnsetRecord(blr BaseRecord) (ReqUnsetRecord, error)

func (ReqUnsetRecord) Header 

func (r ReqUnsetRecord) Header() string

func (ReqUnsetRecord) HeaderValue 

func (r ReqUnsetRecord) HeaderValue() string

type RespHeaderRecord 

type RespHeaderRecord struct {
	// contains filtered or unexported fields
}

RespHeaderRecord holds headers for the vsl tag RespHeader

func NewRespHeaderRecord 

func NewRespHeaderRecord(blr BaseRecord) (RespHeaderRecord, error)

func (RespHeaderRecord) Header 

func (r RespHeaderRecord) Header() string

func (RespHeaderRecord) HeaderValue 

func (r RespHeaderRecord) HeaderValue() string

type RespUnsetRecord 

type RespUnsetRecord struct {
	// contains filtered or unexported fields
}

RespUnsetRecord holds a header name and value that is unset in VCL

func NewRespUnsetRecord 

func NewRespUnsetRecord(blr BaseRecord) (RespUnsetRecord, error)

func (RespUnsetRecord) Header 

func (r RespUnsetRecord) Header() string

func (RespUnsetRecord) HeaderValue 

func (r RespUnsetRecord) HeaderValue() string

type SessCloseRecord 

type SessCloseRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

SessCloseRecord is the last record for any client connection

func NewSessCloseRecord 

func NewSessCloseRecord(blr BaseRecord) (SessCloseRecord, error)

func (SessCloseRecord) Duration 

func (r SessCloseRecord) Duration() time.Duration

func (SessCloseRecord) Reason 

func (r SessCloseRecord) Reason() string

func (SessCloseRecord) String added in v0.2.0 

func (r SessCloseRecord) String() string

type SessOpenRecord 

type SessOpenRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

SessOpenRecord is the first record for a client connection with the socket-endpoints of the connection

func NewSessOpenRecord 

func NewSessOpenRecord(blr BaseRecord) (SessOpenRecord, error)

func (SessOpenRecord) FileDescriptor 

func (r SessOpenRecord) FileDescriptor() int

func (SessOpenRecord) LocalAddr 

func (r SessOpenRecord) LocalAddr() net.IP

func (SessOpenRecord) LocalPort 

func (r SessOpenRecord) LocalPort() int

func (SessOpenRecord) RemoteAddr 

func (r SessOpenRecord) RemoteAddr() net.IP

func (SessOpenRecord) RemotePort 

func (r SessOpenRecord) RemotePort() int

func (SessOpenRecord) SessionStart 

func (r SessOpenRecord) SessionStart() time.Time

func (SessOpenRecord) SocketName 

func (r SessOpenRecord) SocketName() string

func (SessOpenRecord) String added in v0.2.0 

func (r SessOpenRecord) String() string

type SizeValue 

type SizeValue int64

SizeValue is a custom type based on int64 to handle sizes.

func (SizeValue) String 

func (s SizeValue) String() string

String returns the string representation of the size.

func (SizeValue) Value 

func (s SizeValue) Value() int64

Value returns the size in bytes.

type StatusRecord 

type StatusRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

StatusRecord represents an HTTP code response status

func NewStatusRecord 

func NewStatusRecord(blr BaseRecord) (StatusRecord, error)

func (StatusRecord) Status 

func (r StatusRecord) Status() int

type StorageRecord 

type StorageRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

StorageRecord holds the type and name of the storage backend the object is stored in

func NewStorageRecord 

func NewStorageRecord(blr BaseRecord) (StorageRecord, error)

func (StorageRecord) Name 

func (r StorageRecord) Name() string

func (StorageRecord) Type 

func (r StorageRecord) Type() string

type TTLRecord 

type TTLRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

TTLRecord reprensets the ttl, grace, keep values for an object

func NewTTLRecord 

func NewTTLRecord(blr BaseRecord) (TTLRecord, error)

func (TTLRecord) Age 

func (r TTLRecord) Age() time.Time

func (TTLRecord) CacheStatus 

func (r TTLRecord) CacheStatus() string

func (TTLRecord) Date 

func (r TTLRecord) Date() time.Time

func (TTLRecord) Expires 

func (r TTLRecord) Expires() time.Time

func (TTLRecord) Grace 

func (r TTLRecord) Grace() time.Duration

func (TTLRecord) Keep 

func (r TTLRecord) Keep() time.Duration

func (TTLRecord) MaxAge 

func (r TTLRecord) MaxAge() time.Duration

func (TTLRecord) Reference 

func (r TTLRecord) Reference() time.Time

func (TTLRecord) Source 

func (r TTLRecord) Source() string

func (TTLRecord) String 

func (r TTLRecord) String() string

func (TTLRecord) TTL 

func (r TTLRecord) TTL() time.Duration

type TimestampRecord 

type TimestampRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

func NewTimestampRecord 

func NewTimestampRecord(blr BaseRecord) (TimestampRecord, error)

func (TimestampRecord) AbsoluteTime 

func (r TimestampRecord) AbsoluteTime() time.Time

func (TimestampRecord) EventLabel 

func (r TimestampRecord) EventLabel() string

func (TimestampRecord) SinceLast 

func (r TimestampRecord) SinceLast() time.Duration

func (TimestampRecord) SinceStart 

func (r TimestampRecord) SinceStart() time.Duration

func (TimestampRecord) String added in v0.2.0 

func (r TimestampRecord) String() string

type Transaction 

type Transaction struct {
	// contains filtered or unexported fields
}

Transaction represent a singular Varnish transaction log

func NewMissingTransaction added in v0.1.3 

func NewMissingTransaction(r LinkRecord) *Transaction

NewMissingTransaction initializes a transaction that is missing in the VSL logs from a Link tag record

func NewTransaction 

func NewTransaction(line string) (*Transaction, error)

NewTransaction initializes a new transaction by parsing the first line of the log

func (*Transaction) Children 

func (t *Transaction) Children() map[string]*Transaction

func (*Transaction) ChildrenSortedByVXID 

func (t *Transaction) ChildrenSortedByVXID() []*Transaction

ChildrenSortedByVXID returns a slice with all the children sorted by VXID

func (*Transaction) ESILevel 

func (t *Transaction) ESILevel() int

func (*Transaction) FirstRecordOfTag 

func (t *Transaction) FirstRecordOfTag(tag string) Record

FirstRecordOfTag returns the first record for the given tag

func (*Transaction) FirstRecordOfType 

func (t *Transaction) FirstRecordOfType(target interface{}) Record

FirstRecordOfType returns the first record for the given type

func (*Transaction) FullRawLog added in v0.1.7 

func (t *Transaction) FullRawLog(withChildren bool) string

FullRawLog returns the complete VSL log from this transaction if withChildren is true it also includes the log from all its children recursively

func (*Transaction) LastRecordOfTag 

func (t *Transaction) LastRecordOfTag(tag string) Record

LastRecordOfTag returns the last record for the given tag

func (*Transaction) LastRecordOfType 

func (t *Transaction) LastRecordOfType(target interface{}) Record

LastRecordOfType returns the last record for the given type

func (*Transaction) Level 

func (t *Transaction) Level() int

func (*Transaction) LogRecords 

func (t *Transaction) LogRecords() []Record

func (*Transaction) Parent 

func (t *Transaction) Parent() *Transaction

func (*Transaction) RawLog 

func (t *Transaction) RawLog() string

func (*Transaction) RootParent 

func (t *Transaction) RootParent() *Transaction

RootParent returns the root transaction which has no parent

func (*Transaction) TXID 

func (t *Transaction) TXID() string

func (*Transaction) Type 

func (t *Transaction) Type() string

func (*Transaction) VXID 

func (t *Transaction) VXID() VXID

type TransactionSet 

type TransactionSet struct {
	// contains filtered or unexported fields
}

TransactionSet groups multiple Varnish transaction logs together

func (TransactionSet) GroupRelatedTransactions 

func (t TransactionSet) GroupRelatedTransactions() [][]*Transaction

func (TransactionSet) RawLog 

func (t TransactionSet) RawLog() string

RawLog returns the complete VSL raw log from all the transactions

func (TransactionSet) Transactions 

func (t TransactionSet) Transactions() []*Transaction

func (TransactionSet) TransactionsMap 

func (t TransactionSet) TransactionsMap() map[string]*Transaction

func (TransactionSet) UniqueRootParents 

func (t TransactionSet) UniqueRootParents() []*Transaction

UniqueRootParents iterates over an array of transactions and returns an array with only the parent transactions.

type URLRecord 

type URLRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

URLRecord holds request URL from ReqURL and BereqURL tags

func NewURLRecord 

func NewURLRecord(blr BaseRecord) (URLRecord, error)

func (URLRecord) Path 

func (r URLRecord) Path() string

func (URLRecord) Query 

func (r URLRecord) Query() string

func (URLRecord) URL 

func (r URLRecord) URL() url.URL

type VCLCallRecord 

type VCLCallRecord struct{ BaseRecord }

VCLCallRecord is the VCL method called (RECV, DELIVER, BACKEND_FETCH, ...)

type VCLLogRecord 

type VCLLogRecord struct {
	BaseRecord
	// contains filtered or unexported fields
}

VCLLogRecord holds vsl tag VCL_Log key is empty if the log value is not formatted as 'key: value'

func NewVCLLogRecord 

func NewVCLLogRecord(blr BaseRecord) (VCLLogRecord, error)

func (VCLLogRecord) Key 

func (r VCLLogRecord) Key() string

func (VCLLogRecord) Value 

func (r VCLLogRecord) Value() string

type VCLReturnRecord 

type VCLReturnRecord struct{ BaseRecord }

VCLReturnRecord is the VCL method return value (hash, lookup, fetch, deliver, ...)

type VCLUseRecord 

type VCLUseRecord struct{ BaseRecord }

VCLUseRecord is the VCL name in use

type VXID 

type VXID uint32

In Varnish the vxid is "uint32_t"

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