mirror of
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81 lines
2.5 KiB
Go
81 lines
2.5 KiB
Go
package setup
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import (
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"fmt"
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"net/http"
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"strings"
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"github.com/mholt/caddy/config/parse"
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"github.com/mholt/caddy/middleware"
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"github.com/mholt/caddy/server"
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)
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// Controller is given to the setup function of middlewares which
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// gives them access to be able to read tokens and set config. Each
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// virtualhost gets their own server config and dispenser.
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type Controller struct {
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*server.Config
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parse.Dispenser
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// OncePerServerBlock is a function that executes f
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// exactly once per server block, no matter how many
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// hosts are associated with it. If it is the first
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// time, the function f is executed immediately
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// (not deferred) and may return an error which is
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// returned by OncePerServerBlock.
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OncePerServerBlock func(f func() error) error
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// ServerBlockIndex is the 0-based index of the
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// server block as it appeared in the input.
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ServerBlockIndex int
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// ServerBlockHostIndex is the 0-based index of this
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// host as it appeared in the input at the head of the
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// server block.
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ServerBlockHostIndex int
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// ServerBlockHosts is a list of hosts that are
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// associated with this server block. All these
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// hosts, consequently, share the same tokens.
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ServerBlockHosts []string
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// ServerBlockStorage is used by a directive's
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// setup function to persist state between all
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// the hosts on a server block.
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ServerBlockStorage interface{}
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}
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// NewTestController creates a new *Controller for
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// the input specified, with a filename of "Testfile".
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// The Config is bare, consisting only of a Root of cwd.
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//
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// Used primarily for testing but needs to be exported so
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// add-ons can use this as a convenience. Does not initialize
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// the server-block-related fields.
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func NewTestController(input string) *Controller {
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return &Controller{
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Config: &server.Config{
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Root: ".",
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},
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Dispenser: parse.NewDispenser("Testfile", strings.NewReader(input)),
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}
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}
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// EmptyNext is a no-op function that can be passed into
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// middleware.Middleware functions so that the assignment
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// to the Next field of the Handler can be tested.
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//
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// Used primarily for testing but needs to be exported so
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// add-ons can use this as a convenience.
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var EmptyNext = middleware.HandlerFunc(func(w http.ResponseWriter, r *http.Request) (int, error) {
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return 0, nil
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})
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// SameNext does a pointer comparison between next1 and next2.
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//
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// Used primarily for testing but needs to be exported so
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// add-ons can use this as a convenience.
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func SameNext(next1, next2 middleware.Handler) bool {
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return fmt.Sprintf("%v", next1) == fmt.Sprintf("%v", next2)
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}
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