├── .gitignore ├── .travis.yml ├── LICENSE ├── README.md ├── go.mod ├── go.sum ├── index.go ├── main.go ├── session.go └── storage.go /.gitignore: -------------------------------------------------------------------------------- 1 | 2 | # Created by https://www.gitignore.io/api/go,intellij+all,visualstudiocode 3 | 4 | ### Go ### 5 | # Binaries for programs and plugins 6 | *.exe 7 | *.exe~ 8 | *.dll 9 | *.so 10 | *.dylib 11 | 12 | # Test binary, build with `go test -c` 13 | *.test 14 | 15 | # Output of the go coverage tool, specifically when used with LiteIDE 16 | *.out 17 | 18 | ### Go Patch ### 19 | /vendor/ 20 | /Godeps/ 21 | 22 | ### Intellij+all ### 23 | # Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and WebStorm 24 | # Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839 25 | 26 | # User-specific stuff 27 | .idea/**/workspace.xml 28 | .idea/**/tasks.xml 29 | .idea/**/usage.statistics.xml 30 | .idea/**/dictionaries 31 | .idea/**/shelf 32 | 33 | # Generated files 34 | .idea/**/contentModel.xml 35 | 36 | # Sensitive or high-churn files 37 | .idea/**/dataSources/ 38 | .idea/**/dataSources.ids 39 | .idea/**/dataSources.local.xml 40 | .idea/**/sqlDataSources.xml 41 | .idea/**/dynamic.xml 42 | .idea/**/uiDesigner.xml 43 | .idea/**/dbnavigator.xml 44 | 45 | # Gradle 46 | .idea/**/gradle.xml 47 | .idea/**/libraries 48 | 49 | # Gradle and Maven with auto-import 50 | # When using Gradle or Maven with auto-import, you should exclude module files, 51 | # since they will be recreated, and may cause churn. Uncomment if using 52 | # auto-import. 53 | # .idea/modules.xml 54 | # .idea/*.iml 55 | # .idea/modules 56 | 57 | # CMake 58 | cmake-build-*/ 59 | 60 | # Mongo Explorer plugin 61 | .idea/**/mongoSettings.xml 62 | 63 | # File-based project format 64 | *.iws 65 | 66 | # IntelliJ 67 | out/ 68 | 69 | # mpeltonen/sbt-idea plugin 70 | .idea_modules/ 71 | 72 | # JIRA plugin 73 | atlassian-ide-plugin.xml 74 | 75 | # Cursive Clojure plugin 76 | .idea/replstate.xml 77 | 78 | # Crashlytics plugin (for Android Studio and IntelliJ) 79 | com_crashlytics_export_strings.xml 80 | crashlytics.properties 81 | crashlytics-build.properties 82 | fabric.properties 83 | 84 | # Editor-based Rest Client 85 | .idea/httpRequests 86 | 87 | ### Intellij+all Patch ### 88 | # Ignores the whole .idea folder and all .iml files 89 | # See https://github.com/joeblau/gitignore.io/issues/186 and https://github.com/joeblau/gitignore.io/issues/360 90 | 91 | .idea/ 92 | 93 | # Reason: https://github.com/joeblau/gitignore.io/issues/186#issuecomment-249601023 94 | 95 | *.iml 96 | modules.xml 97 | .idea/misc.xml 98 | *.ipr 99 | 100 | ### VisualStudioCode ### 101 | .vscode/* 102 | !.vscode/settings.json 103 | !.vscode/tasks.json 104 | !.vscode/launch.json 105 | !.vscode/extensions.json 106 | 107 | 108 | # End of https://www.gitignore.io/api/go,intellij+all,visualstudiocode -------------------------------------------------------------------------------- /.travis.yml: -------------------------------------------------------------------------------- 1 | language: go 2 | go: 3 | - "1.11.x" 4 | 5 | install: true 6 | 7 | script: 8 | - env GO111MODULE=on go build ./... 9 | - env GO111MODULE=on go test ./... -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2020 Koen Vlaswinkel 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # webauthn-demo : Web Authentication Demo in Go 2 | 3 | ## Overview [![Build Status](https://travis-ci.org/koesie10/webauthn.svg?branch=master)](https://travis-ci.org/koesie10/webauthn-demo) 4 | 5 | This project is a demo of the [webauthn](https://github.com/koesie10/webauthn) library. 6 | 7 | ## Install 8 | 9 | ``` 10 | go get github.com/koesie10/webauthn-demo 11 | ``` 12 | 13 | ## Running 14 | 15 | ``` 16 | go run . 17 | ``` 18 | 19 | This will start the server at port 9000, reachable at [localhost:9000](http://localhost:9000). 20 | 21 | The Web Authentication API is only usable in Secure Contexts, i.e. HTTPS. Fortunately, localhost has also been defined 22 | as a secure context, so you will be able to test the Web Authentication API on localhost. 23 | 24 | ## License 25 | 26 | MIT. 27 | -------------------------------------------------------------------------------- /go.mod: -------------------------------------------------------------------------------- 1 | module github.com/koesie10/webauthn-demo 2 | 3 | go 1.13 4 | 5 | require ( 6 | github.com/gorilla/sessions v1.2.0 7 | github.com/koesie10/webauthn v0.3.5-0.20200226152618-8626f9623b4b 8 | github.com/labstack/echo-contrib v0.8.0 9 | github.com/labstack/echo/v4 v4.1.14 10 | ) 11 | -------------------------------------------------------------------------------- /go.sum: -------------------------------------------------------------------------------- 1 | github.com/Knetic/govaluate v3.0.0+incompatible/go.mod h1:r7JcOSlj0wfOMncg0iLm8Leh48TZaKVeNIfJntJ2wa0= 2 | github.com/Knetic/govaluate 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github.com/ugorji/go/codec v1.1.7/go.mod h1:Ax+UKWsSmolVDwsd+7N3ZtXu+yMGCf907BLYF3GoBXY= 145 | github.com/valyala/bytebufferpool v0.0.0-20160817181652-e746df99fe4a h1:AOcehBWpFhYPYw0ioDTppQzgI8pAAahVCiMSKTp9rbo= 146 | github.com/valyala/bytebufferpool v0.0.0-20160817181652-e746df99fe4a/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc= 147 | github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw= 148 | github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc= 149 | github.com/valyala/fasttemplate v0.0.0-20170224212429-dcecefd839c4 h1:gKMu1Bf6QINDnvyZuTaACm9ofY+PRh+5vFz4oxBZeF8= 150 | github.com/valyala/fasttemplate v0.0.0-20170224212429-dcecefd839c4/go.mod h1:50wTf68f99/Zt14pr046Tgt3Lp2vLyFZKzbFXTOabXw= 151 | github.com/valyala/fasttemplate v1.0.1/go.mod h1:UQGH1tvbgY+Nz5t2n7tXsz52dQxojPUpymEIMZ47gx8= 152 | github.com/valyala/fasttemplate v1.1.0 h1:RZqt0yGBsps8NGvLSGW804QQqCUYYLsaOjTVHy1Ocw4= 153 | github.com/valyala/fasttemplate v1.1.0/go.mod h1:UQGH1tvbgY+Nz5t2n7tXsz52dQxojPUpymEIMZ47gx8= 154 | github.com/wendal/errors v0.0.0-20130201093226-f66c77a7882b/go.mod h1:Q12BUT7DqIlHRmgv3RskH+UCM/4eqVMgI0EMmlSpAXc= 155 | go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE= 156 | golang.org/x/crypto v0.0.0-20180312195533-182114d58262 h1:1NLVUmR8SQ7cNNA5Vo7ronpXbR+5A+9IwIC/bLE7D8Y= 157 | golang.org/x/crypto v0.0.0-20180312195533-182114d58262/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4= 158 | golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4= 159 | golang.org/x/crypto v0.0.0-20181127143415-eb0de9b17e85/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4= 160 | golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= 161 | golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= 162 | golang.org/x/crypto v0.0.0-20191227163750-53104e6ec876/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= 163 | golang.org/x/crypto v0.0.0-20200221231518-2aa609cf4a9d h1:1ZiEyfaQIg3Qh0EoqpwAakHVhecoE5wlSg5GjnafJGw= 164 | golang.org/x/crypto v0.0.0-20200221231518-2aa609cf4a9d/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= 165 | golang.org/x/net v0.0.0-20181114220301-adae6a3d119a/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= 166 | golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= 167 | golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3 h1:0GoQqolDA55aaLxZyTzK/Y2ePZzZTUrRacwib7cNsYQ= 168 | golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= 169 | golang.org/x/net v0.0.0-20190503192946-f4e77d36d62c/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= 170 | golang.org/x/net v0.0.0-20190607181551-461777fb6f67/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= 171 | golang.org/x/net v0.0.0-20190613194153-d28f0bde5980/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= 172 | golang.org/x/net v0.0.0-20191209160850-c0dbc17a3553 h1:efeOvDhwQ29Dj3SdAV/MJf8oukgn+8D8WgaCaRMchF8= 173 | golang.org/x/net v0.0.0-20191209160850-c0dbc17a3553/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= 174 | golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= 175 | golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= 176 | golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= 177 | golang.org/x/sys v0.0.0-20180312081825-c28acc882ebc h1:eCzBKjjvhDDXMoH5l7eA+YK1PEtyJ2QLj3f4IArr+zg= 178 | golang.org/x/sys v0.0.0-20180312081825-c28acc882ebc/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= 179 | golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= 180 | golang.org/x/sys v0.0.0-20181116152217-5ac8a444bdc5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= 181 | golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= 182 | golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= 183 | golang.org/x/sys v0.0.0-20190412213103-97732733099d h1:+R4KGOnez64A81RvjARKc4UT5/tI9ujCIVX+P5KiHuI= 184 | golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= 185 | golang.org/x/sys v0.0.0-20190602015325-4c4f7f33c9ed/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= 186 | golang.org/x/sys v0.0.0-20190609082536-301114b31cce/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= 187 | golang.org/x/sys v0.0.0-20190801041406-cbf593c0f2f3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= 188 | golang.org/x/sys v0.0.0-20190813064441-fde4db37ae7a/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= 189 | golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= 190 | golang.org/x/sys v0.0.0-20191228213918-04cbcbbfeed8 h1:JA8d3MPx/IToSyXZG/RhwYEtfrKO1Fxrqe8KrkiLXKM= 191 | golang.org/x/sys v0.0.0-20191228213918-04cbcbbfeed8/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= 192 | golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg= 193 | golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= 194 | golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs= 195 | golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk= 196 | golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= 197 | golang.org/x/tools v0.0.0-20190608022120-eacb66d2a7c3/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc= 198 | gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw= 199 | gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= 200 | gopkg.in/go-playground/assert.v1 v1.2.1/go.mod h1:9RXL0bg/zibRAgZUYszZSwO/z8Y/a8bDuhia5mkpMnE= 201 | gopkg.in/go-playground/validator.v8 v8.18.2/go.mod h1:RX2a/7Ha8BgOhfk7j780h4/u/RRjR0eouCJSH80/M2Y= 202 | gopkg.in/square/go-jose.v2 v2.4.1 h1:H0TmLt7/KmzlrDOpa1F+zr0Tk90PbJYBfsVUmRLrf9Y= 203 | gopkg.in/square/go-jose.v2 v2.4.1/go.mod h1:M9dMgbHiYLoDGQrXy7OpJDJWiKiU//h+vD76mk0e1AI= 204 | gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= 205 | gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= 206 | -------------------------------------------------------------------------------- /index.go: -------------------------------------------------------------------------------- 1 | package main 2 | 3 | import ( 4 | "net/http" 5 | 6 | "github.com/labstack/echo/v4" 7 | ) 8 | 9 | func Index(c echo.Context) error { 10 | return c.HTML(http.StatusOK, ` 11 | 12 | WebAuthn demo 13 | 18 | 19 | 20 | 21 | 22 |
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WebAuthn Demo

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This is a demo of the WebAuthn library for Go.

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You can try registering or logging in. If the username is not found when logging in, you can login as any account where your authenticator is registered. So you might be logged in to the account you registered before.

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Registering... Please tap your authenticator.

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Logging in... Please tap your authenticator.

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50 | 51 | 200 | 201 | `) 202 | } 203 | -------------------------------------------------------------------------------- /main.go: -------------------------------------------------------------------------------- 1 | package main 2 | 3 | import ( 4 | "log" 5 | "net/http" 6 | 7 | "github.com/gorilla/sessions" 8 | "github.com/labstack/echo-contrib/session" 9 | "github.com/labstack/echo/v4" 10 | "github.com/labstack/echo/v4/middleware" 11 | 12 | _ "github.com/koesie10/webauthn/attestation" 13 | "github.com/koesie10/webauthn/webauthn" 14 | ) 15 | 16 | var storage = &Storage{ 17 | authenticators: make(map[string]*Authenticator), 18 | users: make(map[string]*User), 19 | } 20 | 21 | func main() { 22 | // Create the webauthn authenticator 23 | w, err := webauthn.New(&webauthn.Config{ 24 | RelyingPartyName: "webauthn-demo", 25 | Debug: true, 26 | AuthenticatorStore: storage, 27 | }) 28 | if err != nil { 29 | log.Fatal(err) 30 | } 31 | 32 | // Create echo and set some settings 33 | e := echo.New() 34 | e.Debug = true 35 | e.HideBanner = true 36 | 37 | // Add logger and recover middleware 38 | e.Use(middleware.Logger()) 39 | e.Use(middleware.Recover()) 40 | 41 | // Create the cookie store with an insecure key and use the middleware so sessions are saved 42 | store := sessions.NewCookieStore([]byte("thisisanunsecurecookiestorepassword")) 43 | e.Use(session.Middleware(store), SessionMiddleware) 44 | 45 | // Register the handlers 46 | e.GET("/", Index) 47 | 48 | e.POST("/webauthn/registration/start/:name", func(c echo.Context) error { 49 | name := c.Param("name") 50 | u, ok := storage.users[name] 51 | if !ok { 52 | u = &User{ 53 | Name: name, 54 | Authenticators: make(map[string]*Authenticator), 55 | } 56 | storage.users[name] = u 57 | } 58 | 59 | sess := SessionFromContext(c) 60 | 61 | w.StartRegistration(c.Request(), c.Response(), u, webauthn.WrapMap(sess.Values)) 62 | return nil 63 | }) 64 | 65 | e.POST("/webauthn/registration/finish/:name", func(c echo.Context) error { 66 | name := c.Param("name") 67 | u, ok := storage.users[name] 68 | if !ok { 69 | return c.NoContent(http.StatusNotFound) 70 | } 71 | 72 | sess := SessionFromContext(c) 73 | 74 | w.FinishRegistration(c.Request(), c.Response(), u, webauthn.WrapMap(sess.Values)) 75 | return nil 76 | }) 77 | 78 | e.POST("/webauthn/login/start/:name", func(c echo.Context) error { 79 | name := c.Param("name") 80 | u, ok := storage.users[name] 81 | 82 | sess := SessionFromContext(c) 83 | 84 | if ok { 85 | w.StartLogin(c.Request(), c.Response(), u, webauthn.WrapMap(sess.Values)) 86 | } else { 87 | w.StartLogin(c.Request(), c.Response(), nil, webauthn.WrapMap(sess.Values)) 88 | } 89 | return nil 90 | }) 91 | 92 | e.POST("/webauthn/login/finish/:name", func(c echo.Context) error { 93 | name := c.Param("name") 94 | u, ok := storage.users[name] 95 | 96 | sess := SessionFromContext(c) 97 | 98 | var authenticator webauthn.Authenticator 99 | if ok { 100 | authenticator = w.FinishLogin(c.Request(), c.Response(), u, webauthn.WrapMap(sess.Values)) 101 | } else { 102 | authenticator = w.FinishLogin(c.Request(), c.Response(), nil, webauthn.WrapMap(sess.Values)) 103 | } 104 | if authenticator == nil { 105 | return nil 106 | } 107 | 108 | authr, ok := authenticator.(*Authenticator) 109 | if !ok { 110 | return c.NoContent(http.StatusInternalServerError) 111 | } 112 | 113 | return c.JSON(http.StatusOK, authr.User) 114 | }) 115 | 116 | // Start the server 117 | log.Fatal(e.Start(":9000")) 118 | } 119 | -------------------------------------------------------------------------------- /session.go: -------------------------------------------------------------------------------- 1 | package main 2 | 3 | import ( 4 | "github.com/gorilla/sessions" 5 | "github.com/labstack/echo-contrib/session" 6 | "github.com/labstack/echo/v4" 7 | ) 8 | 9 | var contextKeySession = "webauthn-demo-session" 10 | 11 | func SessionMiddleware(next echo.HandlerFunc) echo.HandlerFunc { 12 | return func(c echo.Context) error { 13 | sess, _ := session.Get("session", c) 14 | sess.Options = &sessions.Options{ 15 | Path: "/", 16 | MaxAge: 2592000, // 30 days 17 | HttpOnly: true, 18 | } 19 | c.Set(contextKeySession, sess) 20 | 21 | c.Response().Before(func() { 22 | sess.Save(c.Request(), c.Response()) 23 | }) 24 | 25 | err := next(c) 26 | 27 | c.Set(contextKeySession, nil) 28 | 29 | return err 30 | } 31 | } 32 | 33 | func SessionFromContext(c echo.Context) *sessions.Session { 34 | sess, ok := c.Get(contextKeySession).(*sessions.Session) 35 | if !ok { 36 | return nil 37 | } 38 | return sess 39 | } 40 | -------------------------------------------------------------------------------- /storage.go: -------------------------------------------------------------------------------- 1 | package main 2 | 3 | import ( 4 | "encoding/hex" 5 | "fmt" 6 | 7 | "github.com/koesie10/webauthn/webauthn" 8 | ) 9 | 10 | type User struct { 11 | Name string `json:"name"` 12 | Authenticators map[string]*Authenticator `json:"-"` 13 | } 14 | 15 | type Authenticator struct { 16 | User *User 17 | ID []byte 18 | CredentialID []byte 19 | PublicKey []byte 20 | AAGUID []byte 21 | SignCount uint32 22 | } 23 | 24 | type Storage struct { 25 | users map[string]*User 26 | authenticators map[string]*Authenticator 27 | } 28 | 29 | func (s *Storage) AddAuthenticator(user webauthn.User, authenticator webauthn.Authenticator) error { 30 | authr := &Authenticator{ 31 | ID: authenticator.WebAuthID(), 32 | CredentialID: authenticator.WebAuthCredentialID(), 33 | PublicKey: authenticator.WebAuthPublicKey(), 34 | AAGUID: authenticator.WebAuthAAGUID(), 35 | SignCount: authenticator.WebAuthSignCount(), 36 | } 37 | key := hex.EncodeToString(authr.ID) 38 | 39 | u, ok := s.users[string(user.WebAuthID())] 40 | if !ok { 41 | return fmt.Errorf("user not found") 42 | } 43 | 44 | if _, ok := s.authenticators[key]; ok { 45 | return fmt.Errorf("authenticator already exists") 46 | } 47 | 48 | authr.User = u 49 | 50 | u.Authenticators[key] = authr 51 | s.authenticators[key] = authr 52 | 53 | return nil 54 | } 55 | 56 | func (s *Storage) GetAuthenticator(id []byte) (webauthn.Authenticator, error) { 57 | authr, ok := s.authenticators[hex.EncodeToString(id)] 58 | if !ok { 59 | return nil, fmt.Errorf("authenticator not found") 60 | } 61 | return authr, nil 62 | } 63 | 64 | func (s *Storage) GetAuthenticators(user webauthn.User) ([]webauthn.Authenticator, error) { 65 | u, ok := s.users[string(user.WebAuthID())] 66 | if !ok { 67 | return nil, fmt.Errorf("user not found") 68 | } 69 | 70 | var authrs []webauthn.Authenticator 71 | for _, v := range u.Authenticators { 72 | authrs = append(authrs, v) 73 | } 74 | return authrs, nil 75 | } 76 | 77 | func (u *User) WebAuthID() []byte { 78 | return []byte(u.Name) 79 | } 80 | 81 | func (u *User) WebAuthName() string { 82 | return u.Name 83 | } 84 | 85 | func (u *User) WebAuthDisplayName() string { 86 | return u.Name 87 | } 88 | 89 | func (a *Authenticator) WebAuthID() []byte { 90 | return a.ID 91 | } 92 | 93 | func (a *Authenticator) WebAuthCredentialID() []byte { 94 | return a.CredentialID 95 | } 96 | 97 | func (a *Authenticator) WebAuthPublicKey() []byte { 98 | return a.PublicKey 99 | } 100 | 101 | func (a *Authenticator) WebAuthAAGUID() []byte { 102 | return a.AAGUID 103 | } 104 | 105 | func (a *Authenticator) WebAuthSignCount() uint32 { 106 | return a.SignCount 107 | } 108 | --------------------------------------------------------------------------------