manager.go — fiber Source File

Architecture documentation for manager.go, a go file in the fiber codebase. 1 imports, 0 dependents.

File go FiberMiddleware Caching 1 imports 1 functions 1 classes

Entity Profile

FiberMiddleware→ Caching→ manager.go — fiber Source File

Dependency Diagram

graph LR
  5f61d399_7b5a_6a35_411a_ef0a25ea52d4["manager.go"]
  cc7104af_aece_1fe5_3985_791c7f34910c["context"]
  5f61d399_7b5a_6a35_411a_ef0a25ea52d4 --> cc7104af_aece_1fe5_3985_791c7f34910c
  style 5f61d399_7b5a_6a35_411a_ef0a25ea52d4 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

package cache

import (
	"context"
	"errors"
	"fmt"
	"sync"
	"time"

	"github.com/gofiber/fiber/v3"
	"github.com/gofiber/fiber/v3/internal/memory"
)

// msgp -file="manager.go" -o="manager_msgp.go" -tests=true -unexported
// Default slice limits are sized for cache payloads, with tighter field caps below.
//
//go:generate msgp -o=manager_msgp.go -tests=true -unexported
//nolint:revive // msgp requires tags on unexported fields for limit enforcement.
type item struct {
	headers         []cachedHeader `msg:",limit=1024"` // Typical HTTP header count stays well below this.
	body            []byte         // Cache bodies are bounded by storage policy, not msgp limits.
	ctype           []byte         `msg:",limit=256"`  // Content-Type values are short per RFCs.
	cencoding       []byte         `msg:",limit=128"`  // Content-Encoding is typically a short token.
	cacheControl    []byte         `msg:",limit=2048"` // Cache-Control directives are bounded.
	expires         []byte         `msg:",limit=128"`  // Expires is a short HTTP-date string.
	etag            []byte         `msg:",limit=256"`  // ETags are small tokens/quoted strings.
	date            uint64
	status          int
	age             uint64
	exp             uint64
	ttl             uint64
	forceRevalidate bool
	revalidate      bool
	shareable       bool
	private         bool
	// used for finding the item in an indexed heap
	heapidx int
}

//nolint:revive // msgp requires tags on unexported fields for limit enforcement.
type cachedHeader struct {
	key   []byte `msg:",limit=512"`   // Header names are small.
	value []byte `msg:",limit=16384"` // Header values are bounded to reasonable sizes.
}

//msgp:ignore manager
type manager struct {
	pool       sync.Pool
	memory     *memory.Storage
	storage    fiber.Storage
	redactKeys bool
}

const redactedKey = "[redacted]"

var errCacheMiss = errors.New("cache: miss")

func newManager(storage fiber.Storage, redactKeys bool) *manager {
	// Create new storage handler
	manager := &manager{
// ... (156 more lines)