iris/cache/client/ruleset.go
Gerasimos (Makis) Maropoulos 3945fa68d1 obey the vote of @1370 (77-111 at this point) - add import suffix on iris repository
We have to do the same on iris-contrib/examples, iris-contrib/middleware and e.t.c.


Former-commit-id: 0860688158f374bc137bc934b81b26dcd0e10964
2019-10-25 01:27:02 +03:00

34 lines
1.3 KiB
Go

package client
import (
"github.com/kataras/iris/v12/cache/cfg"
"github.com/kataras/iris/v12/cache/client/rule"
"github.com/kataras/iris/v12/cache/ruleset"
"github.com/kataras/iris/v12/context"
)
// DefaultRuleSet is a list of the default pre-cache validators
// which exists in ALL handlers, local and remote.
var DefaultRuleSet = rule.Chained(
// #1 A shared cache MUST NOT use a cached response to a request with an
// Authorization header field
rule.HeaderClaim(ruleset.AuthorizationRule),
// #2 "must-revalidate" and/or
// "s-maxage" response directives are not allowed to be served stale
// (Section 4.2.4) by shared caches. In particular, a response with
// either "max-age=0, must-revalidate" or "s-maxage=0" cannot be used to
// satisfy a subsequent request without revalidating it on the origin
// server.
rule.HeaderClaim(ruleset.MustRevalidateRule),
rule.HeaderClaim(ruleset.ZeroMaxAgeRule),
// #3 custom No-Cache header used inside this library
// for BOTH request and response (after get-cache action)
rule.Header(ruleset.NoCacheRule, ruleset.NoCacheRule),
)
// NoCache disables the cache for a particular request,
// can be used as a middleware or called manually from the handler.
func NoCache(ctx context.Context) {
ctx.Header(cfg.NoCacheHeader, "true")
}