101 lines
2.4 KiB
Go
101 lines
2.4 KiB
Go
package duo
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import (
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"fmt"
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"strings"
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"github.com/hashicorp/vault/logical"
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"github.com/hashicorp/vault/logical/framework"
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)
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func pathDuoConfig() *framework.Path {
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return &framework.Path{
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Pattern: `duo/config`,
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Fields: map[string]*framework.FieldSchema{
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"user_agent": &framework.FieldSchema{
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Type: framework.TypeString,
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Description: "User agent to connect to Duo (default \"\")",
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},
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"username_format": &framework.FieldSchema{
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Type: framework.TypeString,
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Description: "Format string given auth backend username as argument to create Duo username (default '%s')",
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},
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},
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Callbacks: map[logical.Operation]framework.OperationFunc{
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logical.WriteOperation: pathDuoConfigWrite,
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logical.ReadOperation: pathDuoConfigRead,
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},
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HelpSynopsis: pathDuoConfigHelpSyn,
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HelpDescription: pathDuoConfigHelpDesc,
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}
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}
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func GetDuoConfig(req *logical.Request) (*DuoConfig, error) {
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var result DuoConfig
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// all config parameters are optional, so path need not exist
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entry, err := req.Storage.Get("duo/config")
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if err == nil && entry != nil {
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if err := entry.DecodeJSON(&result); err != nil {
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return nil, err
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}
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}
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if result.UsernameFormat == "" {
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result.UsernameFormat = "%s"
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}
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return &result, nil
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}
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func pathDuoConfigWrite(
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req *logical.Request, d *framework.FieldData) (*logical.Response, error) {
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username_format := d.Get("username_format").(string)
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if !strings.Contains(username_format, "%s") {
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return nil, fmt.Errorf("username_format must include username ('%s')")
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}
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entry, err := logical.StorageEntryJSON("duo/config", DuoConfig{
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UsernameFormat: username_format,
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})
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if err != nil {
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return nil, err
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}
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if err := req.Storage.Put(entry); err != nil {
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return nil, err
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}
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return nil, nil
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}
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func pathDuoConfigRead(
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req *logical.Request, d *framework.FieldData) (*logical.Response, error) {
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config, err := GetDuoConfig(req)
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if err != nil {
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return nil, err
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}
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if config == nil {
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return nil, nil
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}
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return &logical.Response{
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Data: map[string]interface{}{
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"username_format": config.UsernameFormat,
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},
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}, nil
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}
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type DuoConfig struct {
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UsernameFormat string `json:"username_format"`
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UserAgent string `json:"user_agent"`
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}
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const pathDuoConfigHelpSyn = `
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Configure Duo second factor behavior.
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`
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const pathDuoConfigHelpDesc = `
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This endpoint allows you to configure how the original auth backend username maps to
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the Duo username by providing a template format string.
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`
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