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Code Releases Activity

Database and LDAP upgrades

Browse source 
Bumped underlying dependencies affecting database and LDAP connectivity.

Bumped to Go v1.14.3 and released v3.8.0.
This commit is contained in:
HarveyKandola 2020-05-21 12:32:46 +01:00
parent aaa8c3282d
commit 4fe022aa0c
310 changed files with 36835 additions and 16448 deletions
Download patch file Download diff file Expand all files Collapse all files

23
vendor/github.com/gorilla/mux/.travis.yml generated vendored
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@ -1,23 +0,0 @@
language: go
sudo: false
matrix:
include:
- go: 1.5.x
- go: 1.6.x
- go: 1.7.x
- go: 1.8.x
- go: 1.9.x
- go: 1.10.x
- go: tip
allow_failures:
- go: tip
install:
- # Skip
script:
- go get -t -v ./...
- diff -u <(echo -n) <(gofmt -d .)
- go tool vet .
- go test -v -race ./...

8
vendor/github.com/gorilla/mux/AUTHORS generated vendored Normal file
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@ -0,0 +1,8 @@
# This is the official list of gorilla/mux authors for copyright purposes.
#
# Please keep the list sorted.
Google LLC (https://opensource.google.com/)
Kamil Kisielk <kamil@kamilkisiel.net>
Matt Silverlock <matt@eatsleeprepeat.net>
Rodrigo Moraes (https://github.com/moraes)

11
vendor/github.com/gorilla/mux/ISSUE_TEMPLATE.md generated vendored
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@ -1,11 +0,0 @@
**What version of Go are you running?** (Paste the output of `go version`)
**What version of gorilla/mux are you at?** (Paste the output of `git rev-parse HEAD` inside `$GOPATH/src/github.com/gorilla/mux`)
**Describe your problem** (and what you have tried so far)
**Paste a minimal, runnable, reproduction of your issue below** (use backticks to format it)

2
vendor/github.com/gorilla/mux/LICENSE generated vendored
View file

@ -1,4 +1,4 @@
Copyright (c) 2012 Rodrigo Moraes. All rights reserved.
Copyright (c) 2012-2018 The Gorilla Authors. All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are

176
vendor/github.com/gorilla/mux/README.md generated vendored
View file

@ -1,12 +1,12 @@
# gorilla/mux
[![GoDoc](https://godoc.org/github.com/gorilla/mux?status.svg)](https://godoc.org/github.com/gorilla/mux)
[![Build Status](https://travis-ci.org/gorilla/mux.svg?branch=master)](https://travis-ci.org/gorilla/mux)
[![CircleCI](https://circleci.com/gh/gorilla/mux.svg?style=svg)](https://circleci.com/gh/gorilla/mux)
[![Sourcegraph](https://sourcegraph.com/github.com/gorilla/mux/-/badge.svg)](https://sourcegraph.com/github.com/gorilla/mux?badge)
![Gorilla Logo](http://www.gorillatoolkit.org/static/images/gorilla-icon-64.png)
![Gorilla Logo](https://cloud-cdn.questionable.services/gorilla-icon-64.png)
http://www.gorillatoolkit.org/pkg/mux
https://www.gorillatoolkit.org/pkg/mux
Package `gorilla/mux` implements a request router and dispatcher for matching incoming requests to
their respective handler.
@ -25,10 +25,12 @@ The name mux stands for "HTTP request multiplexer". Like the standard `http.Serv
* [Examples](#examples)
* [Matching Routes](#matching-routes)
* [Static Files](#static-files)
* [Serving Single Page Applications](#serving-single-page-applications) (e.g. React, Vue, Ember.js, etc.)
* [Registered URLs](#registered-urls)
* [Walking Routes](#walking-routes)
* [Graceful Shutdown](#graceful-shutdown)
* [Middleware](#middleware)
* [Handling CORS Requests](#handling-cors-requests)
* [Testing Handlers](#testing-handlers)
* [Full Example](#full-example)
@ -88,7 +90,7 @@ r := mux.NewRouter()
// Only matches if domain is "www.example.com".
r.Host("www.example.com")
// Matches a dynamic subdomain.
r.Host("{subdomain:[a-z]+}.domain.com")
r.Host("{subdomain:[a-z]+}.example.com")
```
There are several other matchers that can be added. To match path prefixes:
@ -210,6 +212,93 @@ func main() {
}
```
### Serving Single Page Applications
Most of the time it makes sense to serve your SPA on a separate web server from your API,
but sometimes it's desirable to serve them both from one place. It's possible to write a simple
handler for serving your SPA (for use with React Router's [BrowserRouter](https://reacttraining.com/react-router/web/api/BrowserRouter) for example), and leverage
mux's powerful routing for your API endpoints.
```go
package main
import (
"encoding/json"
"log"
"net/http"
"os"
"path/filepath"
"time"
"github.com/gorilla/mux"
)
// spaHandler implements the http.Handler interface, so we can use it
// to respond to HTTP requests. The path to the static directory and
// path to the index file within that static directory are used to
// serve the SPA in the given static directory.
type spaHandler struct {
staticPath string
indexPath string
}
// ServeHTTP inspects the URL path to locate a file within the static dir
// on the SPA handler. If a file is found, it will be served. If not, the
// file located at the index path on the SPA handler will be served. This
// is suitable behavior for serving an SPA (single page application).
func (h spaHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
// get the absolute path to prevent directory traversal
path, err := filepath.Abs(r.URL.Path)
if err != nil {
// if we failed to get the absolute path respond with a 400 bad request
// and stop
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
// prepend the path with the path to the static directory
path = filepath.Join(h.staticPath, path)
// check whether a file exists at the given path
_, err = os.Stat(path)
if os.IsNotExist(err) {
// file does not exist, serve index.html
http.ServeFile(w, r, filepath.Join(h.staticPath, h.indexPath))
return
} else if err != nil {
// if we got an error (that wasn't that the file doesn't exist) stating the
// file, return a 500 internal server error and stop
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
// otherwise, use http.FileServer to serve the static dir
http.FileServer(http.Dir(h.staticPath)).ServeHTTP(w, r)
}
func main() {
router := mux.NewRouter()
router.HandleFunc("/api/health", func(w http.ResponseWriter, r *http.Request) {
// an example API handler
json.NewEncoder(w).Encode(map[string]bool{"ok": true})
})
spa := spaHandler{staticPath: "build", indexPath: "index.html"}
router.PathPrefix("/").Handler(spa)
srv := &http.Server{
Handler: router,
Addr: "127.0.0.1:8000",
// Good practice: enforce timeouts for servers you create!
WriteTimeout: 15 * time.Second,
ReadTimeout: 15 * time.Second,
}
log.Fatal(srv.ListenAndServe())
}
```
### Registered URLs
Now let's see how to build registered URLs.
@ -238,13 +327,13 @@ This also works for host and query value variables:
```go
r := mux.NewRouter()
r.Host("{subdomain}.domain.com").
r.Host("{subdomain}.example.com").
Path("/articles/{category}/{id:[0-9]+}").
Queries("filter", "{filter}").
HandlerFunc(ArticleHandler).
Name("article")
// url.String() will be "http://news.domain.com/articles/technology/42?filter=gorilla"
// url.String() will be "http://news.example.com/articles/technology/42?filter=gorilla"
url, err := r.Get("article").URL("subdomain", "news",
"category", "technology",
"id", "42",
@ -264,7 +353,7 @@ r.HeadersRegexp("Content-Type", "application/(text|json)")
There's also a way to build only the URL host or path for a route: use the methods `URLHost()` or `URLPath()` instead. For the previous route, we would do:
```go
// "http://news.domain.com/"
// "http://news.example.com/"
host, err := r.Get("article").URLHost("subdomain", "news")
// "/articles/technology/42"
@ -275,12 +364,12 @@ And if you use subrouters, host and path defined separately can be built as well
```go
r := mux.NewRouter()
s := r.Host("{subdomain}.domain.com").Subrouter()
s := r.Host("{subdomain}.example.com").Subrouter()
s.Path("/articles/{category}/{id:[0-9]+}").
HandlerFunc(ArticleHandler).
Name("article")
// "http://news.domain.com/articles/technology/42"
// "http://news.example.com/articles/technology/42"
url, err := r.Get("article").URL("subdomain", "news",
"category", "technology",
"id", "42")
@ -491,6 +580,73 @@ r.Use(amw.Middleware)
Note: The handler chain will be stopped if your middleware doesn't call `next.ServeHTTP()` with the corresponding parameters. This can be used to abort a request if the middleware writer wants to. Middlewares _should_ write to `ResponseWriter` if they _are_ going to terminate the request, and they _should not_ write to `ResponseWriter` if they _are not_ going to terminate it.
### Handling CORS Requests
[CORSMethodMiddleware](https://godoc.org/github.com/gorilla/mux#CORSMethodMiddleware) intends to make it easier to strictly set the `Access-Control-Allow-Methods` response header.
* You will still need to use your own CORS handler to set the other CORS headers such as `Access-Control-Allow-Origin`
* The middleware will set the `Access-Control-Allow-Methods` header to all the method matchers (e.g. `r.Methods(http.MethodGet, http.MethodPut, http.MethodOptions)` -> `Access-Control-Allow-Methods: GET,PUT,OPTIONS`) on a route
* If you do not specify any methods, then:
> _Important_: there must be an `OPTIONS` method matcher for the middleware to set the headers.
Here is an example of using `CORSMethodMiddleware` along with a custom `OPTIONS` handler to set all the required CORS headers:
```go
package main
import (
"net/http"
"github.com/gorilla/mux"
)
func main() {
r := mux.NewRouter()
// IMPORTANT: you must specify an OPTIONS method matcher for the middleware to set CORS headers
r.HandleFunc("/foo", fooHandler).Methods(http.MethodGet, http.MethodPut, http.MethodPatch, http.MethodOptions)
r.Use(mux.CORSMethodMiddleware(r))
http.ListenAndServe(":8080", r)
}
func fooHandler(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Access-Control-Allow-Origin", "*")
if r.Method == http.MethodOptions {
return
}
w.Write([]byte("foo"))
}
```
And an request to `/foo` using something like:
```bash
curl localhost:8080/foo -v
```
Would look like:
```bash
* Trying ::1...
* TCP_NODELAY set
* Connected to localhost (::1) port 8080 (#0)
> GET /foo HTTP/1.1
> Host: localhost:8080
> User-Agent: curl/7.59.0
> Accept: */*
>
< HTTP/1.1 200 OK
< Access-Control-Allow-Methods: GET,PUT,PATCH,OPTIONS
< Access-Control-Allow-Origin: *
< Date: Fri, 28 Jun 2019 20:13:30 GMT
< Content-Length: 3
< Content-Type: text/plain; charset=utf-8
<
* Connection #0 to host localhost left intact
foo
```
### Testing Handlers
Testing handlers in a Go web application is straightforward, and _mux_ doesn't complicate this any further. Given two files: `endpoints.go` and `endpoints_test.go`, here's how we'd test an application using _mux_.
@ -503,8 +659,8 @@ package main
func HealthCheckHandler(w http.ResponseWriter, r *http.Request) {
// A very simple health check.
w.WriteHeader(http.StatusOK)
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
// In the future we could report back on the status of our DB, or our cache
// (e.g. Redis) by performing a simple PING, and include them in the response.

26
vendor/github.com/gorilla/mux/context_gorilla.go generated vendored
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@ -1,26 +0,0 @@
// +build !go1.7
package mux
import (
"net/http"
"github.com/gorilla/context"
)
func contextGet(r *http.Request, key interface{}) interface{} {
return context.Get(r, key)
}
func contextSet(r *http.Request, key, val interface{}) *http.Request {
if val == nil {
return r
}
context.Set(r, key, val)
return r
}
func contextClear(r *http.Request) {
context.Clear(r)
}

24
vendor/github.com/gorilla/mux/context_native.go generated vendored
View file

@ -1,24 +0,0 @@
// +build go1.7
package mux
import (
"context"
"net/http"
)
func contextGet(r *http.Request, key interface{}) interface{} {
return r.Context().Value(key)
}
func contextSet(r *http.Request, key, val interface{}) *http.Request {
if val == nil {
return r
}
return r.WithContext(context.WithValue(r.Context(), key, val))
}
func contextClear(r *http.Request) {
return
}

2
vendor/github.com/gorilla/mux/doc.go generated vendored
View file

@ -295,7 +295,7 @@ A more complex authentication middleware, which maps session token to users, cou
r := mux.NewRouter()
r.HandleFunc("/", handler)
amw := authenticationMiddleware{}
amw := authenticationMiddleware{tokenUsers: make(map[string]string)}
amw.Populate()
r.Use(amw.Middleware)

3
vendor/github.com/gorilla/mux/go.mod generated vendored Normal file
View file

@ -0,0 +1,3 @@
module github.com/gorilla/mux
go 1.12

56
vendor/github.com/gorilla/mux/middleware.go generated vendored
View file

@ -32,37 +32,19 @@ func (r *Router) useInterface(mw middleware) {
r.middlewares = append(r.middlewares, mw)
}
// CORSMethodMiddleware sets the Access-Control-Allow-Methods response header
// on a request, by matching routes based only on paths. It also handles
// OPTIONS requests, by settings Access-Control-Allow-Methods, and then
// returning without calling the next http handler.
// CORSMethodMiddleware automatically sets the Access-Control-Allow-Methods response header
// on requests for routes that have an OPTIONS method matcher to all the method matchers on
// the route. Routes that do not explicitly handle OPTIONS requests will not be processed
// by the middleware. See examples for usage.
func CORSMethodMiddleware(r *Router) MiddlewareFunc {
return func(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
var allMethods []string
err := r.Walk(func(route *Route, _ *Router, _ []*Route) error {
for _, m := range route.matchers {
if _, ok := m.(*routeRegexp); ok {
if m.Match(req, &RouteMatch{}) {
methods, err := route.GetMethods()
if err != nil {
return err
}
allMethods = append(allMethods, methods...)
}
break
}
}
return nil
})
allMethods, err := getAllMethodsForRoute(r, req)
if err == nil {
w.Header().Set("Access-Control-Allow-Methods", strings.Join(append(allMethods, "OPTIONS"), ","))
if req.Method == "OPTIONS" {
return
for _, v := range allMethods {
if v == http.MethodOptions {
w.Header().Set("Access-Control-Allow-Methods", strings.Join(allMethods, ","))
}
}
}
@ -70,3 +52,23 @@ func CORSMethodMiddleware(r *Router) MiddlewareFunc {
})
}
}
// getAllMethodsForRoute returns all the methods from method matchers matching a given
// request.
func getAllMethodsForRoute(r *Router, req *http.Request) ([]string, error) {
var allMethods []string
for _, route := range r.routes {
var match RouteMatch
if route.Match(req, &match) || match.MatchErr == ErrMethodMismatch {
methods, err := route.GetMethods()
if err != nil {
return nil, err
}
allMethods = append(allMethods, methods...)
}
}
return allMethods, nil
}

147
vendor/github.com/gorilla/mux/mux.go generated vendored
View file

@ -5,6 +5,7 @@
package mux
import (
"context"
"errors"
"fmt"
"net/http"
@ -22,7 +23,7 @@ var (
// NewRouter returns a new router instance.
func NewRouter() *Router {
return &Router{namedRoutes: make(map[string]*Route), KeepContext: false}
return &Router{namedRoutes: make(map[string]*Route)}
}
// Router registers routes to be matched and dispatches a handler.
@ -50,24 +51,75 @@ type Router struct {
// Configurable Handler to be used when the request method does not match the route.
MethodNotAllowedHandler http.Handler
// Parent route, if this is a subrouter.
parent parentRoute
// Routes to be matched, in order.
routes []*Route
// Routes by name for URL building.
namedRoutes map[string]*Route
// See Router.StrictSlash(). This defines the flag for new routes.
strictSlash bool
// See Router.SkipClean(). This defines the flag for new routes.
skipClean bool
// If true, do not clear the request context after handling the request.
// This has no effect when go1.7+ is used, since the context is stored
// on the request itself.
//
// Deprecated: No effect, since the context is stored on the request itself.
KeepContext bool
// see Router.UseEncodedPath(). This defines a flag for all routes.
useEncodedPath bool
// Slice of middlewares to be called after a match is found
middlewares []middleware
// configuration shared with `Route`
routeConf
}
// common route configuration shared between `Router` and `Route`
type routeConf struct {
// If true, "/path/foo%2Fbar/to" will match the path "/path/{var}/to"
useEncodedPath bool
// If true, when the path pattern is "/path/", accessing "/path" will
// redirect to the former and vice versa.
strictSlash bool
// If true, when the path pattern is "/path//to", accessing "/path//to"
// will not redirect
skipClean bool
// Manager for the variables from host and path.
regexp routeRegexpGroup
// List of matchers.
matchers []matcher
// The scheme used when building URLs.
buildScheme string
buildVarsFunc BuildVarsFunc
}
// returns an effective deep copy of `routeConf`
func copyRouteConf(r routeConf) routeConf {
c := r
if r.regexp.path != nil {
c.regexp.path = copyRouteRegexp(r.regexp.path)
}
if r.regexp.host != nil {
c.regexp.host = copyRouteRegexp(r.regexp.host)
}
c.regexp.queries = make([]*routeRegexp, 0, len(r.regexp.queries))
for _, q := range r.regexp.queries {
c.regexp.queries = append(c.regexp.queries, copyRouteRegexp(q))
}
c.matchers = make([]matcher, len(r.matchers))
copy(c.matchers, r.matchers)
return c
}
func copyRouteRegexp(r *routeRegexp) *routeRegexp {
c := *r
return &c
}
// Match attempts to match the given request against the router's registered routes.
@ -143,8 +195,8 @@ func (r *Router) ServeHTTP(w http.ResponseWriter, req *http.Request) {
var handler http.Handler
if r.Match(req, &match) {
handler = match.Handler
req = setVars(req, match.Vars)
req = setCurrentRoute(req, match.Route)
req = requestWithVars(req, match.Vars)
req = requestWithRoute(req, match.Route)
}
if handler == nil && match.MatchErr == ErrMethodMismatch {
@ -155,22 +207,18 @@ func (r *Router) ServeHTTP(w http.ResponseWriter, req *http.Request) {
handler = http.NotFoundHandler()
}
if !r.KeepContext {
defer contextClear(req)
}
handler.ServeHTTP(w, req)
}
// Get returns a route registered with the given name.
func (r *Router) Get(name string) *Route {
return r.getNamedRoutes()[name]
return r.namedRoutes[name]
}
// GetRoute returns a route registered with the given name. This method
// was renamed to Get() and remains here for backwards compatibility.
func (r *Router) GetRoute(name string) *Route {
return r.getNamedRoutes()[name]
return r.namedRoutes[name]
}
// StrictSlash defines the trailing slash behavior for new routes. The initial
@ -221,55 +269,24 @@ func (r *Router) UseEncodedPath() *Router {
return r
}
// ----------------------------------------------------------------------------
// parentRoute
// ----------------------------------------------------------------------------
func (r *Router) getBuildScheme() string {
if r.parent != nil {
return r.parent.getBuildScheme()
}
return ""
}
// getNamedRoutes returns the map where named routes are registered.
func (r *Router) getNamedRoutes() map[string]*Route {
if r.namedRoutes == nil {
if r.parent != nil {
r.namedRoutes = r.parent.getNamedRoutes()
} else {
r.namedRoutes = make(map[string]*Route)
}
}
return r.namedRoutes
}
// getRegexpGroup returns regexp definitions from the parent route, if any.
func (r *Router) getRegexpGroup() *routeRegexpGroup {
if r.parent != nil {
return r.parent.getRegexpGroup()
}
return nil
}
func (r *Router) buildVars(m map[string]string) map[string]string {
if r.parent != nil {
m = r.parent.buildVars(m)
}
return m
}
// ----------------------------------------------------------------------------
// Route factories
// ----------------------------------------------------------------------------
// NewRoute registers an empty route.
func (r *Router) NewRoute() *Route {
route := &Route{parent: r, strictSlash: r.strictSlash, skipClean: r.skipClean, useEncodedPath: r.useEncodedPath}
// initialize a route with a copy of the parent router's configuration
route := &Route{routeConf: copyRouteConf(r.routeConf), namedRoutes: r.namedRoutes}
r.routes = append(r.routes, route)
return route
}
// Name registers a new route with a name.
// See Route.Name().
func (r *Router) Name(name string) *Route {
return r.NewRoute().Name(name)
}
// Handle registers a new route with a matcher for the URL path.
// See Route.Path() and Route.Handler().
func (r *Router) Handle(path string, handler http.Handler) *Route {
@ -409,7 +426,7 @@ const (
// Vars returns the route variables for the current request, if any.
func Vars(r *http.Request) map[string]string {
if rv := contextGet(r, varsKey); rv != nil {
if rv := r.Context().Value(varsKey); rv != nil {
return rv.(map[string]string)
}
return nil
@ -421,18 +438,20 @@ func Vars(r *http.Request) map[string]string {
// after the handler returns, unless the KeepContext option is set on the
// Router.
func CurrentRoute(r *http.Request) *Route {
if rv := contextGet(r, routeKey); rv != nil {
if rv := r.Context().Value(routeKey); rv != nil {
return rv.(*Route)
}
return nil
}
func setVars(r *http.Request, val interface{}) *http.Request {
return contextSet(r, varsKey, val)
func requestWithVars(r *http.Request, vars map[string]string) *http.Request {
ctx := context.WithValue(r.Context(), varsKey, vars)
return r.WithContext(ctx)
}
func setCurrentRoute(r *http.Request, val interface{}) *http.Request {
return contextSet(r, routeKey, val)
func requestWithRoute(r *http.Request, route *Route) *http.Request {
ctx := context.WithValue(r.Context(), routeKey, route)
return r.WithContext(ctx)
}
// ----------------------------------------------------------------------------

110
vendor/github.com/gorilla/mux/regexp.go generated vendored
View file

@ -113,6 +113,13 @@ func newRouteRegexp(tpl string, typ regexpType, options routeRegexpOptions) (*ro
if typ != regexpTypePrefix {
pattern.WriteByte('$')
}
var wildcardHostPort bool
if typ == regexpTypeHost {
if !strings.Contains(pattern.String(), ":") {
wildcardHostPort = true
}
}
reverse.WriteString(raw)
if endSlash {
reverse.WriteByte('/')
@ -131,13 +138,14 @@ func newRouteRegexp(tpl string, typ regexpType, options routeRegexpOptions) (*ro
// Done!
return &routeRegexp{
template: template,
regexpType: typ,
options: options,
regexp: reg,
reverse: reverse.String(),
varsN: varsN,
varsR: varsR,
template: template,
regexpType: typ,
options: options,
regexp: reg,
reverse: reverse.String(),
varsN: varsN,
varsR: varsR,
wildcardHostPort: wildcardHostPort,
}, nil
}
@ -158,27 +166,36 @@ type routeRegexp struct {
varsN []string
// Variable regexps (validators).
varsR []*regexp.Regexp
// Wildcard host-port (no strict port match in hostname)
wildcardHostPort bool
}
// Match matches the regexp against the URL host or path.
func (r *routeRegexp) Match(req *http.Request, match *RouteMatch) bool {
if r.regexpType != regexpTypeHost {
if r.regexpType == regexpTypeQuery {
return r.matchQueryString(req)
if r.regexpType == regexpTypeHost {
host := getHost(req)
if r.wildcardHostPort {
// Don't be strict on the port match
if i := strings.Index(host, ":"); i != -1 {
host = host[:i]
}
}
path := req.URL.Path
if r.options.useEncodedPath {
path = req.URL.EscapedPath()
}
return r.regexp.MatchString(path)
return r.regexp.MatchString(host)
}
return r.regexp.MatchString(getHost(req))
if r.regexpType == regexpTypeQuery {
return r.matchQueryString(req)
}
path := req.URL.Path
if r.options.useEncodedPath {
path = req.URL.EscapedPath()
}
return r.regexp.MatchString(path)
}
// url builds a URL part using the given values.
func (r *routeRegexp) url(values map[string]string) (string, error) {
urlValues := make([]interface{}, len(r.varsN))
urlValues := make([]interface{}, len(r.varsN), len(r.varsN))
for k, v := range r.varsN {
value, ok := values[v]
if !ok {
@ -213,14 +230,51 @@ func (r *routeRegexp) getURLQuery(req *http.Request) string {
return ""
}
templateKey := strings.SplitN(r.template, "=", 2)[0]
for key, vals := range req.URL.Query() {
if key == templateKey && len(vals) > 0 {
return key + "=" + vals[0]
}
val, ok := findFirstQueryKey(req.URL.RawQuery, templateKey)
if ok {
return templateKey + "=" + val
}
return ""
}
// findFirstQueryKey returns the same result as (*url.URL).Query()[key][0].
// If key was not found, empty string and false is returned.
func findFirstQueryKey(rawQuery, key string) (value string, ok bool) {
query := []byte(rawQuery)
for len(query) > 0 {
foundKey := query
if i := bytes.IndexAny(foundKey, "&;"); i >= 0 {
foundKey, query = foundKey[:i], foundKey[i+1:]
} else {
query = query[:0]
}
if len(foundKey) == 0 {
continue
}
var value []byte
if i := bytes.IndexByte(foundKey, '='); i >= 0 {
foundKey, value = foundKey[:i], foundKey[i+1:]
}
if len(foundKey) < len(key) {
// Cannot possibly be key.
continue
}
keyString, err := url.QueryUnescape(string(foundKey))
if err != nil {
continue
}
if keyString != key {
continue
}
valueString, err := url.QueryUnescape(string(value))
if err != nil {
continue
}
return valueString, true
}
return "", false
}
func (r *routeRegexp) matchQueryString(req *http.Request) bool {
return r.regexp.MatchString(r.getURLQuery(req))
}
@ -267,7 +321,7 @@ type routeRegexpGroup struct {
}
// setMatch extracts the variables from the URL once a route matches.
func (v *routeRegexpGroup) setMatch(req *http.Request, m *RouteMatch, r *Route) {
func (v routeRegexpGroup) setMatch(req *http.Request, m *RouteMatch, r *Route) {
// Store host variables.
if v.host != nil {
host := getHost(req)
@ -296,7 +350,7 @@ func (v *routeRegexpGroup) setMatch(req *http.Request, m *RouteMatch, r *Route)
} else {
u.Path += "/"
}
m.Handler = http.RedirectHandler(u.String(), 301)
m.Handler = http.RedirectHandler(u.String(), http.StatusMovedPermanently)
}
}
}
@ -312,17 +366,13 @@ func (v *routeRegexpGroup) setMatch(req *http.Request, m *RouteMatch, r *Route)
}
// getHost tries its best to return the request host.
// According to section 14.23 of RFC 2616 the Host header
// can include the port number if the default value of 80 is not used.
func getHost(r *http.Request) string {
if r.URL.IsAbs() {
return r.URL.Host
}
host := r.Host
// Slice off any port information.
if i := strings.Index(host, ":"); i != -1 {
host = host[:i]
}
return host
return r.Host
}
func extractVars(input string, matches []int, names []string, output map[string]string) {

179
vendor/github.com/gorilla/mux/route.go generated vendored
View file

@ -15,24 +15,8 @@ import (
// Route stores information to match a request and build URLs.
type Route struct {
// Parent where the route was registered (a Router).
parent parentRoute
// Request handler for the route.
handler http.Handler
// List of matchers.
matchers []matcher
// Manager for the variables from host and path.
regexp *routeRegexpGroup
// If true, when the path pattern is "/path/", accessing "/path" will
// redirect to the former and vice versa.
strictSlash bool
// If true, when the path pattern is "/path//to", accessing "/path//to"
// will not redirect
skipClean bool
// If true, "/path/foo%2Fbar/to" will match the path "/path/{var}/to"
useEncodedPath bool
// The scheme used when building URLs.
buildScheme string
// If true, this route never matches: it is only used to build URLs.
buildOnly bool
// The name used to build URLs.
@ -40,7 +24,11 @@ type Route struct {
// Error resulted from building a route.
err error
buildVarsFunc BuildVarsFunc
// "global" reference to all named routes
namedRoutes map[string]*Route
// config possibly passed in from `Router`
routeConf
}
// SkipClean reports whether path cleaning is enabled for this route via
@ -64,6 +52,18 @@ func (r *Route) Match(req *http.Request, match *RouteMatch) bool {
matchErr = ErrMethodMismatch
continue
}
// Ignore ErrNotFound errors. These errors arise from match call
// to Subrouters.
//
// This prevents subsequent matching subrouters from failing to
// run middleware. If not ignored, the middleware would see a
// non-nil MatchErr and be skipped, even when there was a
// matching route.
if match.MatchErr == ErrNotFound {
match.MatchErr = nil
}
matchErr = nil
return false
}
@ -74,7 +74,7 @@ func (r *Route) Match(req *http.Request, match *RouteMatch) bool {
return false
}
if match.MatchErr == ErrMethodMismatch {
if match.MatchErr == ErrMethodMismatch && r.handler != nil {
// We found a route which matches request method, clear MatchErr
match.MatchErr = nil
// Then override the mis-matched handler
@ -93,9 +93,7 @@ func (r *Route) Match(req *http.Request, match *RouteMatch) bool {
}
// Set variables.
if r.regexp != nil {
r.regexp.setMatch(req, match, r)
}
r.regexp.setMatch(req, match, r)
return true
}
@ -137,7 +135,7 @@ func (r *Route) GetHandler() http.Handler {
// Name -----------------------------------------------------------------------
// Name sets the name for the route, used to build URLs.
// If the name was registered already it will be overwritten.
// It is an error to call Name more than once on a route.
func (r *Route) Name(name string) *Route {
if r.name != "" {
r.err = fmt.Errorf("mux: route already has name %q, can't set %q",
@ -145,7 +143,7 @@ func (r *Route) Name(name string) *Route {
}
if r.err == nil {
r.name = name
r.getNamedRoutes()[name] = r
r.namedRoutes[name] = r
}
return r
}
@ -177,7 +175,6 @@ func (r *Route) addRegexpMatcher(tpl string, typ regexpType) error {
if r.err != nil {
return r.err
}
r.regexp = r.getRegexpGroup()
if typ == regexpTypePath || typ == regexpTypePrefix {
if len(tpl) > 0 && tpl[0] != '/' {
return fmt.Errorf("mux: path must start with a slash, got %q", tpl)
@ -386,7 +383,7 @@ func (r *Route) PathPrefix(tpl string) *Route {
// The above route will only match if the URL contains the defined queries
// values, e.g.: ?foo=bar&id=42.
//
// It the value is an empty string, it will match any value if the key is set.
// If the value is an empty string, it will match any value if the key is set.
//
// Variables can define an optional regexp pattern to be matched:
//
@ -415,16 +412,35 @@ func (r *Route) Queries(pairs ...string) *Route {
type schemeMatcher []string
func (m schemeMatcher) Match(r *http.Request, match *RouteMatch) bool {
return matchInArray(m, r.URL.Scheme)
scheme := r.URL.Scheme
// https://golang.org/pkg/net/http/#Request
// "For [most] server requests, fields other than Path and RawQuery will be
// empty."
// Since we're an http muxer, the scheme is either going to be http or https
// though, so we can just set it based on the tls termination state.
if scheme == "" {
if r.TLS == nil {
scheme = "http"
} else {
scheme = "https"
}
}
return matchInArray(m, scheme)
}
// Schemes adds a matcher for URL schemes.
// It accepts a sequence of schemes to be matched, e.g.: "http", "https".
// If the request's URL has a scheme set, it will be matched against.
// Generally, the URL scheme will only be set if a previous handler set it,
// such as the ProxyHeaders handler from gorilla/handlers.
// If unset, the scheme will be determined based on the request's TLS
// termination state.
// The first argument to Schemes will be used when constructing a route URL.
func (r *Route) Schemes(schemes ...string) *Route {
for k, v := range schemes {
schemes[k] = strings.ToLower(v)
}
if r.buildScheme == "" && len(schemes) > 0 {
if len(schemes) > 0 {
r.buildScheme = schemes[0]
}
return r.addMatcher(schemeMatcher(schemes))
@ -439,7 +455,15 @@ type BuildVarsFunc func(map[string]string) map[string]string
// BuildVarsFunc adds a custom function to be used to modify build variables
// before a route's URL is built.
func (r *Route) BuildVarsFunc(f BuildVarsFunc) *Route {
r.buildVarsFunc = f
if r.buildVarsFunc != nil {
// compose the old and new functions
old := r.buildVarsFunc
r.buildVarsFunc = func(m map[string]string) map[string]string {
return f(old(m))
}
} else {
r.buildVarsFunc = f
}
return r
}
@ -458,7 +482,8 @@ func (r *Route) BuildVarsFunc(f BuildVarsFunc) *Route {
// Here, the routes registered in the subrouter won't be tested if the host
// doesn't match.
func (r *Route) Subrouter() *Router {
router := &Router{parent: r, strictSlash: r.strictSlash}
// initialize a subrouter with a copy of the parent route's configuration
router := &Router{routeConf: copyRouteConf(r.routeConf), namedRoutes: r.namedRoutes}
r.addMatcher(router)
return router
}
@ -487,8 +512,8 @@ func (r *Route) Subrouter() *Router {
// This also works for host variables:
//
// r := mux.NewRouter()
// r.Host("{subdomain}.domain.com").
// HandleFunc("/articles/{category}/{id:[0-9]+}", ArticleHandler).
// r.HandleFunc("/articles/{category}/{id:[0-9]+}", ArticleHandler).
// Host("{subdomain}.domain.com").
// Name("article")
//
// // url.String() will be "http://news.domain.com/articles/technology/42"
@ -496,15 +521,19 @@ func (r *Route) Subrouter() *Router {
// "category", "technology",
// "id", "42")
//
// The scheme of the resulting url will be the first argument that was passed to Schemes:
//
// // url.String() will be "https://example.com"
// r := mux.NewRouter()
// url, err := r.Host("example.com")
// .Schemes("https", "http").URL()
//
// All variables defined in the route are required, and their values must
// conform to the corresponding patterns.
func (r *Route) URL(pairs ...string) (*url.URL, error) {
if r.err != nil {
return nil, r.err
}
if r.regexp == nil {
return nil, errors.New("mux: route doesn't have a host or path")
}
values, err := r.prepareVars(pairs...)
if err != nil {
return nil, err
@ -516,8 +545,8 @@ func (r *Route) URL(pairs ...string) (*url.URL, error) {
return nil, err
}
scheme = "http"
if s := r.getBuildScheme(); s != "" {
scheme = s
if r.buildScheme != "" {
scheme = r.buildScheme
}
}
if r.regexp.path != nil {
@ -547,7 +576,7 @@ func (r *Route) URLHost(pairs ...string) (*url.URL, error) {
if r.err != nil {
return nil, r.err
}
if r.regexp == nil || r.regexp.host == nil {
if r.regexp.host == nil {
return nil, errors.New("mux: route doesn't have a host")
}
values, err := r.prepareVars(pairs...)
@ -562,8 +591,8 @@ func (r *Route) URLHost(pairs ...string) (*url.URL, error) {
Scheme: "http",
Host: host,
}
if s := r.getBuildScheme(); s != "" {
u.Scheme = s
if r.buildScheme != "" {
u.Scheme = r.buildScheme
}
return u, nil
}
@ -575,7 +604,7 @@ func (r *Route) URLPath(pairs ...string) (*url.URL, error) {
if r.err != nil {
return nil, r.err
}
if r.regexp == nil || r.regexp.path == nil {
if r.regexp.path == nil {
return nil, errors.New("mux: route doesn't have a path")
}
values, err := r.prepareVars(pairs...)
@ -600,7 +629,7 @@ func (r *Route) GetPathTemplate() (string, error) {
if r.err != nil {
return "", r.err
}
if r.regexp == nil || r.regexp.path == nil {
if r.regexp.path == nil {
return "", errors.New("mux: route doesn't have a path")
}
return r.regexp.path.template, nil
@ -614,7 +643,7 @@ func (r *Route) GetPathRegexp() (string, error) {
if r.err != nil {
return "", r.err
}
if r.regexp == nil || r.regexp.path == nil {
if r.regexp.path == nil {
return "", errors.New("mux: route does not have a path")
}
return r.regexp.path.regexp.String(), nil
@ -629,10 +658,10 @@ func (r *Route) GetQueriesRegexp() ([]string, error) {
if r.err != nil {
return nil, r.err
}
if r.regexp == nil || r.regexp.queries == nil {
if r.regexp.queries == nil {
return nil, errors.New("mux: route doesn't have queries")
}
var queries []string
queries := make([]string, 0, len(r.regexp.queries))
for _, query := range r.regexp.queries {
queries = append(queries, query.regexp.String())
}
@ -648,10 +677,10 @@ func (r *Route) GetQueriesTemplates() ([]string, error) {
if r.err != nil {
return nil, r.err
}
if r.regexp == nil || r.regexp.queries == nil {
if r.regexp.queries == nil {
return nil, errors.New("mux: route doesn't have queries")
}
var queries []string
queries := make([]string, 0, len(r.regexp.queries))
for _, query := range r.regexp.queries {
queries = append(queries, query.template)
}
@ -683,7 +712,7 @@ func (r *Route) GetHostTemplate() (string, error) {
if r.err != nil {
return "", r.err
}
if r.regexp == nil || r.regexp.host == nil {
if r.regexp.host == nil {
return "", errors.New("mux: route doesn't have a host")
}
return r.regexp.host.template, nil
@ -700,64 +729,8 @@ func (r *Route) prepareVars(pairs ...string) (map[string]string, error) {
}
func (r *Route) buildVars(m map[string]string) map[string]string {
if r.parent != nil {
m = r.parent.buildVars(m)
}
if r.buildVarsFunc != nil {
m = r.buildVarsFunc(m)
}
return m
}
// ----------------------------------------------------------------------------
// parentRoute
// ----------------------------------------------------------------------------
// parentRoute allows routes to know about parent host and path definitions.
type parentRoute interface {
getBuildScheme() string
getNamedRoutes() map[string]*Route
getRegexpGroup() *routeRegexpGroup
buildVars(map[string]string) map[string]string
}
func (r *Route) getBuildScheme() string {
if r.buildScheme != "" {
return r.buildScheme
}
if r.parent != nil {
return r.parent.getBuildScheme()
}
return ""
}
// getNamedRoutes returns the map where named routes are registered.
func (r *Route) getNamedRoutes() map[string]*Route {
if r.parent == nil {
// During tests router is not always set.
r.parent = NewRouter()
}
return r.parent.getNamedRoutes()
}
// getRegexpGroup returns regexp definitions from this route.
func (r *Route) getRegexpGroup() *routeRegexpGroup {
if r.regexp == nil {
if r.parent == nil {
// During tests router is not always set.
r.parent = NewRouter()
}
regexp := r.parent.getRegexpGroup()
if regexp == nil {
r.regexp = new(routeRegexpGroup)
} else {
// Copy.
r.regexp = &routeRegexpGroup{
host: regexp.host,
path: regexp.path,
queries: regexp.queries,
}
}
}
return r.regexp
}

2
vendor/github.com/gorilla/mux/test_helpers.go generated vendored
View file

@ -15,5 +15,5 @@ import "net/http"
// can be set by making a route that captures the required variables,
// starting a server and sending the request to that server.
func SetURLVars(r *http.Request, val map[string]string) *http.Request {
return setVars(r, val)
return requestWithVars(r, val)
}