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Add PoP token support for ROPC flow (#412)
* Add PoP token support for ROPC flow Add VCR tests for ROPC flow Fix formatting issues Add VCR tests for ROPC flow * Vendor msal release v1.2.2 * Redact username + tenantID, fix failing test * Split msal into confidential+public, add tests * Fix typo * Add tests for getPublicClient * Make tokenWithOptions private to token package --------- Co-authored-by: rharpavat <rharpavat@CPC-rharp-FHSOH>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,115 @@ | ||
| package pop | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "net/http" | ||
|
|
||
| "github.com/Azure/azure-sdk-for-go/sdk/azcore" | ||
| "github.com/AzureAD/microsoft-authentication-library-for-go/apps/public" | ||
| ) | ||
|
|
||
| // AcquirePoPTokenInteractive acquires a PoP token using MSAL's interactive login flow. | ||
| // Requires user to authenticate via browser | ||
| func AcquirePoPTokenInteractive( | ||
| context context.Context, | ||
| popClaims map[string]string, | ||
| scopes []string, | ||
| authority, | ||
| clientID string, | ||
| options *azcore.ClientOptions, | ||
| ) (string, int64, error) { | ||
| var client *public.Client | ||
| var err error | ||
| client, err = getPublicClient(authority, clientID, options) | ||
| if err != nil { | ||
| return "", -1, err | ||
| } | ||
|
|
||
| popKey, err := GetSwPoPKey() | ||
| if err != nil { | ||
| return "", -1, err | ||
| } | ||
| result, err := client.AcquireTokenInteractive( | ||
| context, | ||
| scopes, | ||
| public.WithAuthenticationScheme( | ||
| &PoPAuthenticationScheme{ | ||
| Host: popClaims["u"], | ||
| PoPKey: popKey, | ||
| }, | ||
| ), | ||
| ) | ||
| if err != nil { | ||
| return "", -1, fmt.Errorf("failed to create PoP token with interactive flow: %w", err) | ||
| } | ||
|
|
||
| return result.AccessToken, result.ExpiresOn.Unix(), nil | ||
| } | ||
|
|
||
| // AcquirePoPTokenByUsernamePassword acquires a PoP token using MSAL's username/password login flow | ||
| // This flow does not require user interaction as credentials have already been provided | ||
| func AcquirePoPTokenByUsernamePassword( | ||
| context context.Context, | ||
| popClaims map[string]string, | ||
| scopes []string, | ||
| authority, | ||
| clientID, | ||
| username, | ||
| password string, | ||
| options *azcore.ClientOptions, | ||
| ) (string, int64, error) { | ||
| client, err := getPublicClient(authority, clientID, options) | ||
| if err != nil { | ||
| return "", -1, err | ||
| } | ||
|
|
||
| popKey, err := GetSwPoPKey() | ||
| if err != nil { | ||
| return "", -1, err | ||
| } | ||
| result, err := client.AcquireTokenByUsernamePassword( | ||
| context, | ||
| scopes, | ||
| username, | ||
| password, | ||
| public.WithAuthenticationScheme( | ||
| &PoPAuthenticationScheme{ | ||
| Host: popClaims["u"], | ||
| PoPKey: popKey, | ||
| }, | ||
| ), | ||
| ) | ||
| if err != nil { | ||
| return "", -1, fmt.Errorf("failed to create PoP token with username/password flow: %w", err) | ||
| } | ||
|
|
||
| return result.AccessToken, result.ExpiresOn.Unix(), nil | ||
| } | ||
|
|
||
| // getPublicClient returns an instance of the msal `public` client based on the provided options | ||
| func getPublicClient( | ||
| authority, | ||
| clientID string, | ||
| options *azcore.ClientOptions, | ||
| ) (*public.Client, error) { | ||
| var client public.Client | ||
| var err error | ||
| if options != nil && options.Transport != nil { | ||
| client, err = public.New( | ||
| clientID, | ||
| public.WithAuthority(authority), | ||
| public.WithHTTPClient(options.Transport.(*http.Client)), | ||
| ) | ||
| } else { | ||
| client, err = public.New( | ||
| clientID, | ||
| public.WithAuthority(authority), | ||
| ) | ||
| } | ||
| if err != nil { | ||
| return nil, fmt.Errorf("unable to create public client: %w", err) | ||
| } | ||
|
|
||
| return &client, nil | ||
| } |
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