diff --git a/Makefile b/Makefile
index c5bb237a..82b266a6 100644
--- a/Makefile
+++ b/Makefile
@@ -24,7 +24,6 @@ build: bin/dex
bin/dex:
@mkdir -p bin/
- @go generate ./...
@go install -v -ldflags $(LD_FLAGS) $(REPO_PATH)/cmd/dex
examples: bin/grpc-client bin/example-app
diff --git a/cmd/dex/config_test.go b/cmd/dex/config_test.go
index c62d18b5..8ee02d5a 100644
--- a/cmd/dex/config_test.go
+++ b/cmd/dex/config_test.go
@@ -74,7 +74,7 @@ web:
http: 127.0.0.1:5556
frontend:
- dir: /web
+ dir: ./web
extra:
foo: bar
@@ -144,7 +144,7 @@ logger:
HTTP: "127.0.0.1:5556",
},
Frontend: server.WebConfig{
- Dir: "/web",
+ Dir: "./web",
Extra: map[string]string{
"foo": "bar",
},
@@ -274,6 +274,7 @@ web:
http: 127.0.0.1:5556
frontend:
+ dir: ./web
extra:
foo: bar
@@ -351,7 +352,7 @@ logger:
HTTP: "127.0.0.1:5556",
},
Frontend: server.WebConfig{
- Dir: "/web",
+ Dir: "./web",
Extra: map[string]string{
"foo": "bar",
},
diff --git a/cmd/dex/main.go b/cmd/dex/main.go
index 978bcea1..be334d92 100644
--- a/cmd/dex/main.go
+++ b/cmd/dex/main.go
@@ -1,5 +1,3 @@
-//go:generate pkger
-
package main
import (
diff --git a/go.mod b/go.mod
index 6fd434c6..6291284c 100644
--- a/go.mod
+++ b/go.mod
@@ -17,7 +17,6 @@ require (
github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0
github.com/kylelemons/godebug v1.1.0
github.com/lib/pq v1.10.0
- github.com/markbates/pkger v0.17.1
github.com/mattermost/xml-roundtrip-validator v0.0.0-20201219040909-8fd2afad43d1
github.com/mattn/go-sqlite3 v1.14.6
github.com/oklog/run v1.1.0
diff --git a/go.sum b/go.sum
index 36971d11..3e624f53 100644
--- a/go.sum
+++ b/go.sum
@@ -1,6 +1,5 @@
cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
-cloud.google.com/go v0.38.0 h1:ROfEUZz+Gh5pa62DJWXSaonyu3StP6EA6lPEXPI6mCo=
cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU=
cloud.google.com/go v0.44.1/go.mod h1:iSa0KzasP4Uvy3f1mN/7PiObzGgflwredwwASm/v6AU=
cloud.google.com/go v0.44.2/go.mod h1:60680Gw3Yr4ikxnPRS/oxxkBccT6SA1yMk63TGekxKY=
@@ -15,7 +14,6 @@ cloud.google.com/go/storage v1.0.0/go.mod h1:IhtSnM/ZTZV8YYJWCY8RULGVqBDmpoyjwiy
dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
github.com/AppsFlyer/go-sundheit v0.3.1 h1:Zqnr3wV3WQmXonc234k9XZAoV2KHUHw3osR5k2iHQZE=
github.com/AppsFlyer/go-sundheit v0.3.1/go.mod h1:iZ8zWMS7idcvmqewf5mEymWWgoOiG/0WD4+aeh+heX4=
-github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
@@ -42,9 +40,7 @@ github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XL
github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
github.com/cockroachdb/datadriven v0.0.0-20190809214429-80d97fb3cbaa h1:OaNxuTZr7kxeODyLWsRMC+OD03aFUH+mW6r2d+MWa5Y=
github.com/cockroachdb/datadriven v0.0.0-20190809214429-80d97fb3cbaa/go.mod h1:zn76sxSg3SzpJ0PPJaLDCu+Bu0Lg3sKTORVIj19EIF8=
-github.com/coreos/bbolt v1.3.2 h1:wZwiHHUieZCquLkDL0B8UhzreNWsPHooDAG3q34zk0s=
github.com/coreos/bbolt v1.3.2/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
-github.com/coreos/etcd v3.3.13+incompatible h1:8F3hqu9fGYLBifCmRCJsicFqDx/D68Rt3q1JMazcgBQ=
github.com/coreos/etcd v3.3.13+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
github.com/coreos/go-oidc/v3 v3.0.0 h1:/mAA0XMgYJw2Uqm7WKGCsKnjitE/+A0FFbOmiRJm7LQ=
github.com/coreos/go-oidc/v3 v3.0.0/go.mod h1:rEJ/idjfUyfkBit1eI1fvyr+64/g9dcKpAm8MJMesvo=
@@ -74,7 +70,6 @@ github.com/felixge/httpsnoop v1.0.1 h1:lvB5Jl89CsZtGIWuTcDM1E/vkVs49/Ml7JJe07l8S
github.com/felixge/httpsnoop v1.0.1/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U=
github.com/fortytw2/leaktest v1.3.0 h1:u8491cBMTQ8ft8aeV+adlcytMZylmA5nnwwkRZjI8vw=
github.com/fortytw2/leaktest v1.3.0/go.mod h1:jDsjWgpAGjm2CA7WthBh/CdZYEPF31XHquHwclZch5g=
-github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=
github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
github.com/ghodss/yaml v1.0.0 h1:wQHKEahhL6wmXdzwWG11gIVCkOv05bNOh+Rxn0yngAk=
github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
@@ -86,8 +81,6 @@ github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V
github.com/go-sql-driver/mysql v1.5.0 h1:ozyZYNQW3x3HtqT1jira07DN2PArx2v7/mN66gGcHOs=
github.com/go-sql-driver/mysql v1.5.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg=
github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
-github.com/gobuffalo/here v0.6.0 h1:hYrd0a6gDmWxBM4TnrGw8mQg24iSVoIkHEk7FodQcBI=
-github.com/gobuffalo/here v0.6.0/go.mod h1:wAG085dHOYqUpf+Ap+WOdrPTp5IYcDAs/x7PLa8Y5fM=
github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
github.com/gogo/protobuf v1.2.1/go.mod h1:hp+jE20tsWTFYpLwKvXlhS1hjn+gTNwPg2I6zVXpSg4=
github.com/gogo/protobuf v1.3.1 h1:DqDEcV5aeaTmdFBePNpYsp3FlcVH/2ISVVM9Qf8PSls=
@@ -189,8 +182,6 @@ github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+
github.com/lib/pq v1.10.0 h1:Zx5DJFEYQXio93kgXnQ09fXNiUKsqv4OUEu2UtGcB1E=
github.com/lib/pq v1.10.0/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
github.com/magiconair/properties v1.8.1/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
-github.com/markbates/pkger v0.17.1 h1:/MKEtWqtc0mZvu9OinB9UzVN9iYCwLWuyUv4Bw+PCno=
-github.com/markbates/pkger v0.17.1/go.mod h1:0JoVlrol20BSywW79rN3kdFFsE5xYM+rSCQDXbLhiuI=
github.com/mattermost/xml-roundtrip-validator v0.0.0-20201219040909-8fd2afad43d1 h1:x37Q11fexMtlhecRnkdzLL6dgnS1NF1nzAJ1vic22BY=
github.com/mattermost/xml-roundtrip-validator v0.0.0-20201219040909-8fd2afad43d1/go.mod h1:qccnGMcpgwcNaBnxqpJpWWUiPNr5H3O8eDgGV9gT5To=
github.com/mattn/go-colorable v0.0.9/go.mod h1:9vuHe8Xs5qXnSaW/c/ABM9alt+Vo+STaOChaDxuIBZU=
@@ -487,7 +478,6 @@ gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.2.5/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.7/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
diff --git a/server/handlers_test.go b/server/handlers_test.go
index d52a45c0..d195af64 100644
--- a/server/handlers_test.go
+++ b/server/handlers_test.go
@@ -7,6 +7,7 @@ import (
"errors"
"net/http"
"net/http/httptest"
+ "os"
"testing"
"time"
@@ -135,7 +136,7 @@ func TestHandleInvalidSAMLCallbacks(t *testing.T) {
func TestConnectorLoginDoesNotAllowToChangeConnectorForAuthRequest(t *testing.T) {
memStorage := memory.New(logger)
- templates, err := loadTemplates(WebConfig{Dir: "/web"}, "/web/templates")
+ templates, err := loadTemplates(webConfig{webFS: os.DirFS("../web")}, "templates")
if err != nil {
t.Fatal("failed to load templates")
}
diff --git a/server/server.go b/server/server.go
index df81a253..46b23771 100644
--- a/server/server.go
+++ b/server/server.go
@@ -6,6 +6,7 @@ import (
"encoding/json"
"errors"
"fmt"
+ "io/fs"
"net/http"
"net/url"
"path"
@@ -19,7 +20,6 @@ import (
"github.com/felixge/httpsnoop"
"github.com/gorilla/handlers"
"github.com/gorilla/mux"
- "github.com/markbates/pkger"
"github.com/prometheus/client_golang/prometheus"
"golang.org/x/crypto/bcrypt"
@@ -101,7 +101,7 @@ type Config struct {
// WebConfig holds the server's frontend templates and asset configuration.
type WebConfig struct {
- // A filepath to web static.
+ // A file path to web static. If set, WebFS will be ignored.
//
// It is expected to contain the following directories:
//
@@ -111,6 +111,10 @@ type WebConfig struct {
//
Dir string
+ // A file system includes web static. Will be overwritten by Dir
+ // It is expected to contain the directories as Dir.
+ WebFS fs.FS
+
// Defaults to "( issuer URL )/theme/logo.png"
LogoURL string
@@ -122,9 +126,6 @@ type WebConfig struct {
// Map of extra values passed into the templates
Extra map[string]string
-
- // Defaults to issuer URL
- HostURL string
}
func value(val, defaultValue time.Duration) time.Duration {
@@ -207,13 +208,19 @@ func newServer(ctx context.Context, c Config, rotationStrategy rotationStrategy)
supported[respType] = true
}
- if c.Web.Dir == "" {
- c.Web.Dir = pkger.Include("/web")
+ web := webConfig{
+ dir: c.Web.Dir,
+ webFS: c.Web.WebFS,
+ logoURL: c.Web.LogoURL,
+ issuerURL: c.Issuer,
+ issuer: c.Web.Issuer,
+ theme: c.Web.Theme,
+ extra: c.Web.Extra,
}
- tmpls, err := loadTemplates(c.Web, issuerURL.Path)
+ static, theme, tmpls, err := loadWebConfig(web)
if err != nil {
- return nil, fmt.Errorf("server: failed to load templates: %v", err)
+ return nil, fmt.Errorf("server: failed to load web static: %v", err)
}
now := c.Now
@@ -343,11 +350,8 @@ func newServer(ctx context.Context, c Config, rotationStrategy rotationStrategy)
fmt.Fprintf(w, "Health check passed")
}))
- staticDir := path.Join(c.Web.Dir, "static")
- themeDir := path.Join(c.Web.Dir, "themes", c.Web.Theme)
- handlePrefix("/static", http.FileServer(pkger.Dir(staticDir)))
- handlePrefix(path.Join("/themes", c.Web.Theme), http.FileServer(pkger.Dir(themeDir)))
-
+ handlePrefix("/static", static)
+ handlePrefix("/theme", theme)
s.mux = r
s.startKeyRotation(ctx, rotationStrategy, now)
diff --git a/server/server_test.go b/server/server_test.go
index 03bedbe6..87ca6c17 100644
--- a/server/server_test.go
+++ b/server/server_test.go
@@ -93,7 +93,7 @@ func newTestServer(ctx context.Context, t *testing.T, updateConfig func(c *Confi
Issuer: s.URL,
Storage: memory.New(logger),
Web: WebConfig{
- Dir: "/web",
+ Dir: "../web",
},
Logger: logger,
PrometheusRegistry: prometheus.NewRegistry(),
@@ -132,7 +132,7 @@ func newTestServerMultipleConnectors(ctx context.Context, t *testing.T, updateCo
Issuer: s.URL,
Storage: memory.New(logger),
Web: WebConfig{
- Dir: "/web",
+ Dir: "../web",
},
Logger: logger,
PrometheusRegistry: prometheus.NewRegistry(),
diff --git a/server/templates.go b/server/templates.go
index 49f70d1d..0d191644 100644
--- a/server/templates.go
+++ b/server/templates.go
@@ -1,17 +1,17 @@
package server
import (
- "bytes"
"fmt"
"html/template"
"io"
+ "io/fs"
"net/http"
+ "net/url"
+ "os"
"path"
"path/filepath"
"sort"
"strings"
-
- "github.com/markbates/pkger"
)
const (
@@ -22,10 +22,18 @@ const (
tmplError = "error.html"
tmplDevice = "device.html"
tmplDeviceSuccess = "device_success.html"
- tmplHeader = "header.html"
- tmplFooter = "footer.html"
)
+var requiredTmpls = []string{
+ tmplApproval,
+ tmplLogin,
+ tmplPassword,
+ tmplOOB,
+ tmplError,
+ tmplDevice,
+ tmplDeviceSuccess,
+}
+
type templates struct {
loginTmpl *template.Template
approvalTmpl *template.Template
@@ -36,117 +44,182 @@ type templates struct {
deviceSuccessTmpl *template.Template
}
-// loadTemplates parses the expected templates from the provided directory.
-func loadTemplates(c WebConfig, issuerPath string) (*templates, error) {
+type webConfig struct {
+ dir string
+ webFS fs.FS
+ logoURL string
+ issuer string
+ theme string
+ issuerURL string
+ extra map[string]string
+}
+
+// loadWebConfig returns static assets, theme assets, and templates used by the frontend by
+// reading the dir specified in the webConfig. If directory is not specified it will
+// use the file system specified by webFS.
+//
+// The directory layout is expected to be:
+//
+// ( web directory )
+// |- static
+// |- themes
+// | |- (theme name)
+// |- templates
+//
+func loadWebConfig(c webConfig) (http.Handler, http.Handler, *templates, error) {
// fallback to the default theme if the legacy theme name is provided
- if c.Theme == "coreos" || c.Theme == "tectonic" {
- c.Theme = ""
+ if c.theme == "coreos" || c.theme == "tectonic" {
+ c.theme = ""
}
- if c.Theme == "" {
- c.Theme = "light"
+ if c.theme == "" {
+ c.theme = "light"
+ }
+ if c.issuer == "" {
+ c.issuer = "dex"
+ }
+ if c.dir != "" {
+ c.webFS = os.DirFS(c.dir)
+ }
+ if c.logoURL == "" {
+ c.logoURL = "theme/logo.png"
}
- if c.Issuer == "" {
- c.Issuer = "dex"
- }
-
- if c.LogoURL == "" {
- c.LogoURL = "theme/logo.png"
- }
-
- hostURL := issuerPath
- if c.HostURL != "" {
- hostURL = c.HostURL
- }
-
- funcs := template.FuncMap{
- "issuer": func() string { return c.Issuer },
- "logo": func() string { return c.LogoURL },
- "static": func(assetPath string) string {
- return path.Join(hostURL, "static", assetPath)
- },
- "theme": func(assetPath string) string {
- return path.Join(hostURL, "themes", c.Theme, assetPath)
- },
- "lower": strings.ToLower,
- "extra": func(k string) string { return c.Extra[k] },
- }
-
- group := template.New("")
-
- // load all of our templates individually.
- // some http.FilSystem implementations don't implement Readdir
-
- loginTemplate, err := loadTemplate(c.Dir, tmplLogin, funcs, group)
+ staticFiles, err := fs.Sub(c.webFS, "static")
if err != nil {
- return nil, err
+ return nil, nil, nil, fmt.Errorf("read static dir: %v", err)
}
-
- approvalTemplate, err := loadTemplate(c.Dir, tmplApproval, funcs, group)
+ themeFiles, err := fs.Sub(c.webFS, filepath.Join("themes", c.theme))
if err != nil {
- return nil, err
+ return nil, nil, nil, fmt.Errorf("read themes dir: %v", err)
}
- passwordTemplate, err := loadTemplate(c.Dir, tmplPassword, funcs, group)
+ static := http.FileServer(http.FS(staticFiles))
+ theme := http.FileServer(http.FS(themeFiles))
+
+ templates, err := loadTemplates(c, "templates")
+ return static, theme, templates, err
+}
+
+// loadTemplates parses the expected templates from the provided directory.
+func loadTemplates(c webConfig, templatesDir string) (*templates, error) {
+ files, err := fs.ReadDir(c.webFS, templatesDir)
if err != nil {
- return nil, err
+ return nil, fmt.Errorf("read dir: %v", err)
}
- oobTemplate, err := loadTemplate(c.Dir, tmplOOB, funcs, group)
+ filenames := []string{}
+ for _, file := range files {
+ if file.IsDir() {
+ continue
+ }
+ filenames = append(filenames, filepath.Join(templatesDir, file.Name()))
+ }
+ if len(filenames) == 0 {
+ return nil, fmt.Errorf("no files in template dir %q", templatesDir)
+ }
+
+ issuerURL, err := url.Parse(c.issuerURL)
if err != nil {
- return nil, err
+ return nil, fmt.Errorf("error parsing issuerURL: %v", err)
}
- errorTemplate, err := loadTemplate(c.Dir, tmplError, funcs, group)
+ funcs := map[string]interface{}{
+ "issuer": func() string { return c.issuer },
+ "logo": func() string { return c.logoURL },
+ "url": func(reqPath, assetPath string) string { return relativeURL(issuerURL.Path, reqPath, assetPath) },
+ "lower": strings.ToLower,
+ "extra": func(k string) string { return c.extra[k] },
+ }
+
+ tmpls, err := template.New("").Funcs(funcs).ParseFS(c.webFS, filenames...)
if err != nil {
- return nil, err
+ return nil, fmt.Errorf("parse files: %v", err)
}
-
- deviceTemplate, err := loadTemplate(c.Dir, tmplDevice, funcs, group)
- if err != nil {
- return nil, err
+ missingTmpls := []string{}
+ for _, tmplName := range requiredTmpls {
+ if tmpls.Lookup(tmplName) == nil {
+ missingTmpls = append(missingTmpls, tmplName)
+ }
}
-
- deviceSuccessTemplate, err := loadTemplate(c.Dir, tmplDeviceSuccess, funcs, group)
- if err != nil {
- return nil, err
+ if len(missingTmpls) > 0 {
+ return nil, fmt.Errorf("missing template(s): %s", missingTmpls)
}
-
- _, err = loadTemplate(c.Dir, tmplHeader, funcs, group)
- if err != nil {
- // we don't actually care if this template exists
- }
-
- _, err = loadTemplate(c.Dir, tmplFooter, funcs, group)
- if err != nil {
- // we don't actually care if this template exists
- }
-
return &templates{
- loginTmpl: loginTemplate,
- approvalTmpl: approvalTemplate,
- passwordTmpl: passwordTemplate,
- oobTmpl: oobTemplate,
- errorTmpl: errorTemplate,
- deviceTmpl: deviceTemplate,
- deviceSuccessTmpl: deviceSuccessTemplate,
+ loginTmpl: tmpls.Lookup(tmplLogin),
+ approvalTmpl: tmpls.Lookup(tmplApproval),
+ passwordTmpl: tmpls.Lookup(tmplPassword),
+ oobTmpl: tmpls.Lookup(tmplOOB),
+ errorTmpl: tmpls.Lookup(tmplError),
+ deviceTmpl: tmpls.Lookup(tmplDevice),
+ deviceSuccessTmpl: tmpls.Lookup(tmplDeviceSuccess),
}, nil
}
-// load a template by name from the templates dir
-func loadTemplate(dir string, name string, funcs template.FuncMap, group *template.Template) (*template.Template, error) {
- file, err := pkger.Open(filepath.Join(dir, "templates", name))
- if err != nil {
- return nil, err
+// relativeURL returns the URL of the asset relative to the URL of the request path.
+// The serverPath is consulted to trim any prefix due in case it is not listening
+// to the root path.
+//
+// Algorithm:
+// 1. Remove common prefix of serverPath and reqPath
+// 2. Remove common prefix of assetPath and reqPath
+// 3. For each part of reqPath remaining(minus one), go up one level (..)
+// 4. For each part of assetPath remaining, append it to result
+//
+// eg
+// server listens at localhost/dex so serverPath is dex
+// reqPath is /dex/auth
+// assetPath is static/main.css
+// relativeURL("/dex", "/dex/auth", "static/main.css") = "../static/main.css"
+func relativeURL(serverPath, reqPath, assetPath string) string {
+ if u, err := url.ParseRequestURI(assetPath); err == nil && u.Scheme != "" {
+ // assetPath points to the external URL, no changes needed
+ return assetPath
}
- defer file.Close()
+ splitPath := func(p string) []string {
+ res := []string{}
+ parts := strings.Split(path.Clean(p), "/")
+ for _, part := range parts {
+ if part != "" {
+ res = append(res, part)
+ }
+ }
+ return res
+ }
- var buffer bytes.Buffer
- buffer.ReadFrom(file)
- contents := buffer.String()
+ stripCommonParts := func(s1, s2 []string) ([]string, []string) {
+ min := len(s1)
+ if len(s2) < min {
+ min = len(s2)
+ }
- return group.New(name).Funcs(funcs).Parse(contents)
+ splitIndex := min
+ for i := 0; i < min; i++ {
+ if s1[i] != s2[i] {
+ splitIndex = i
+ break
+ }
+ }
+ return s1[splitIndex:], s2[splitIndex:]
+ }
+
+ server, req, asset := splitPath(serverPath), splitPath(reqPath), splitPath(assetPath)
+
+ // Remove common prefix of request path with server path
+ _, req = stripCommonParts(server, req)
+
+ // Remove common prefix of request path with asset path
+ asset, req = stripCommonParts(asset, req)
+
+ // For each part of the request remaining (minus one) -> go up one level (..)
+ // For each part of the asset remaining -> append it
+ var relativeURL string
+ for i := 0; i < len(req)-1; i++ {
+ relativeURL = path.Join("..", relativeURL)
+ }
+ relativeURL = path.Join(relativeURL, path.Join(asset...))
+
+ return relativeURL
}
var scopeDescriptions = map[string]string{
diff --git a/server/templates_test.go b/server/templates_test.go
new file mode 100644
index 00000000..defb2e5e
--- /dev/null
+++ b/server/templates_test.go
@@ -0,0 +1,51 @@
+package server
+
+import "testing"
+
+func TestRelativeURL(t *testing.T) {
+ tests := []struct {
+ name string
+ serverPath string
+ reqPath string
+ assetPath string
+ expected string
+ }{
+ {
+ name: "server-root-req-one-level-asset-two-level",
+ serverPath: "/",
+ reqPath: "/auth",
+ assetPath: "/theme/main.css",
+ expected: "theme/main.css",
+ },
+ {
+ name: "server-one-level-req-one-level-asset-two-level",
+ serverPath: "/dex",
+ reqPath: "/dex/auth",
+ assetPath: "/theme/main.css",
+ expected: "theme/main.css",
+ },
+ {
+ name: "server-root-req-two-level-asset-three-level",
+ serverPath: "/dex",
+ reqPath: "/dex/auth/connector",
+ assetPath: "assets/css/main.css",
+ expected: "../assets/css/main.css",
+ },
+ {
+ name: "external-url",
+ serverPath: "/dex",
+ reqPath: "/dex/auth/connector",
+ assetPath: "https://kubernetes.io/images/favicon.png",
+ expected: "https://kubernetes.io/images/favicon.png",
+ },
+ }
+
+ for _, test := range tests {
+ t.Run(test.name, func(t *testing.T) {
+ actual := relativeURL(test.serverPath, test.reqPath, test.assetPath)
+ if actual != test.expected {
+ t.Fatalf("Got '%s'. Expected '%s'", actual, test.expected)
+ }
+ })
+ }
+}
diff --git a/web/templates/header.html b/web/templates/header.html
index bbd1c13f..8cf744e5 100644
--- a/web/templates/header.html
+++ b/web/templates/header.html
@@ -5,17 +5,16 @@
{{ issuer }}
-
-
-
+
+
+
-
+
-