git.iko.soy/typeable/oauth2-proxy
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Fix #381, expose acr_values to all providers (#445)
commit3108f765a5ecec95a4278f89023ac63850920101 authorJakub Holy <jakub.holy@telia.no> dateTue 17 Mar 2020, 18:57 (7 years ago) parent4eef21c
7 files changed+19−11
CHANGELOG.md+1 docs/configuration/configuration.md+1−1 main.go+1−1 options.go+1−1 providers/logingov.go+5−2 providers/provider_data.go+9−6 providers/provider_default.go+1
CHANGELOG.md+1
@@ -9,6 +9,7 @@
99
1010## Changes since v5.0.0
1111
12+- [#445](https://github.com/pusher/oauth2_proxy/pull/445) Expose `acr_values` to all providers (@holyjak)
1213- [#419](https://github.com/pusher/oauth2_proxy/pull/419) Support Go 1.14, upgrade dependencies, upgrade golangci-lint to 1.23.6 (@johejo)
1314- [#444](https://github.com/pusher/oauth2_proxy/pull/444) Support prompt in addition to approval-prompt (@holyjak)
1415- [#435](https://github.com/pusher/oauth2_proxy/pull/435) Fix issue with group validation calling google directory API on every HTTP request (@ericofusco)
docs/configuration/configuration.md+1−1
@@ -22,7 +22,7 @@ An example [oauth2_proxy.cfg]({{ site.gitweb }}/contrib/oauth2_proxy.cfg.example
2222
2323| Option | Type | Description | Default |
2424| ------ | ---- | ----------- | ------- |
25−| `-acr-values` | string | optional, used by login.gov | `"http://idmanagement.gov/ns/assurance/loa/1"` |
25+| `-acr-values` | string | optional, see [docs](https://openid.net/specs/openid-connect-eap-acr-values-1_0.html#acrValues) | `""` |
2626| `-approval-prompt` | string | OAuth approval_prompt | `"force"` |
2727| `-auth-logging` | bool | Log authentication attempts | true |
2828| `-auth-logging-format` | string | Template for authentication log lines | see [Logging Configuration](#logging-configuration) |
main.go+1−1
@@ -136,7 +136,7 @@ func main() {
136136 flagSet.String("approval-prompt", "force", "OAuth approval_prompt")
137137
138138 flagSet.String("signature-key", "", "GAP-Signature request signature key (algorithm:secretkey)")
139− flagSet.String("acr-values", "http://idmanagement.gov/ns/assurance/loa/1", "acr values string: optional, used by login.gov")
139+ flagSet.String("acr-values", "", "acr values string: optional")
140140 flagSet.String("jwt-key", "", "private key in PEM format used to sign JWT, so that you can say something like -jwt-key=\"${OAUTH2_PROXY_JWT_KEY}\": required by login.gov")
141141 flagSet.String("jwt-key-file", "", "path to the private key file in PEM format used to sign the JWT so that you can say something like -jwt-key-file=/etc/ssl/private/jwt_signing_key.pem: required by login.gov")
142142 flagSet.String("pubjwk-url", "", "JWK pubkey access endpoint: required by login.gov")
options.go+1−1
@@ -415,6 +415,7 @@ func parseProviderInfo(o *Options, msgs []string) []string {
415415 ClientSecretFile: o.ClientSecretFile,
416416 Prompt: o.Prompt,
417417 ApprovalPrompt: o.ApprovalPrompt,
418+ AcrValues: o.AcrValues,
418419 }
419420 p.LoginURL, msgs = parseURL(o.LoginURL, "login", msgs)
420421 p.RedeemURL, msgs = parseURL(o.RedeemURL, "redeem", msgs)
@@ -473,7 +474,6 @@ func parseProviderInfo(o *Options, msgs []string) []string {
473474 }
474475 }
475476 case *providers.LoginGovProvider:
476− p.AcrValues = o.AcrValues
477477 p.PubJWKURL, msgs = parseURL(o.PubJWKURL, "pubjwk", msgs)
478478
479479 // JWT key can be supplied via env variable or file in the filesystem, but not both.
providers/logingov.go+5−2
@@ -24,7 +24,6 @@ type LoginGovProvider struct {
2424 // TODO (@timothy-spencer): Ideally, the nonce would be in the session state, but the session state
2525 // is created only upon code redemption, not during the auth, when this must be supplied.
2626 Nonce string
27− AcrValues string
2827 JWTKey *rsa.PrivateKey
2928 PubJWKURL *url.URL
3029}
@@ -270,7 +269,11 @@ func (p *LoginGovProvider) GetLoginURL(redirectURI, state string) string {
270269 params.Set("client_id", p.ClientID)
271270 params.Set("response_type", "code")
272271 params.Add("state", state)
273− params.Add("acr_values", p.AcrValues)
272+ acr := p.AcrValues
273+ if acr == "" {
274+ acr = "http://idmanagement.gov/ns/assurance/loa/1"
275+ }
276+ params.Add("acr_values", acr)
274277 params.Add("nonce", p.Nonce)
275278 a.RawQuery = params.Encode()
276279 return a.String()
providers/provider_data.go+9−6
@@ -12,17 +12,20 @@ import (
1212// of OAuth2 providers
1313type ProviderData struct {
1414 ProviderName string
15− ClientID string
16− ClientSecret string
17− ClientSecretFile string
1815 LoginURL *url.URL
1916 RedeemURL *url.URL
2017 ProfileURL *url.URL
2118 ProtectedResource *url.URL
2219 ValidateURL *url.URL
23− Scope string
24− Prompt string
25− ApprovalPrompt string
20+ // Auth request params & related, see
21+ //https://openid.net/specs/openid-connect-basic-1_0.html#rfc.section.2.1.1.1
22+ AcrValues string
23+ ApprovalPrompt string // NOTE: Renamed to "prompt" in OAuth2
24+ ClientID string
25+ ClientSecret string
26+ ClientSecretFile string
27+ Scope string
28+ Prompt string
2629}
2730
2831// Data returns the ProviderData
providers/provider_default.go+1
@@ -90,6 +90,7 @@ func (p *ProviderData) GetLoginURL(redirectURI, state string) string {
9090 a = *p.LoginURL
9191 params, _ := url.ParseQuery(a.RawQuery)
9292 params.Set("redirect_uri", redirectURI)
93+ params.Add("acr_values", p.AcrValues)
9394 if p.Prompt != "" {
9495 params.Set("prompt", p.Prompt)
9596 } else { // Legacy variant of the prompt param: