cffb1183a8
* Database updates * Add create/update distinction for connection config * Add create/update distinction for role config * Add db name and revocation statements to leases to give revocation a shot at working if the role has been deleted Fixes #3544 Fixes #4782 * Add create/update info to docs
111 lines
3.1 KiB
Go
111 lines
3.1 KiB
Go
package database
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"time"
|
|
|
|
"github.com/hashicorp/vault/builtin/logical/database/dbplugin"
|
|
"github.com/hashicorp/vault/helper/strutil"
|
|
"github.com/hashicorp/vault/logical"
|
|
"github.com/hashicorp/vault/logical/framework"
|
|
)
|
|
|
|
func pathCredsCreate(b *databaseBackend) *framework.Path {
|
|
return &framework.Path{
|
|
Pattern: "creds/" + framework.GenericNameRegex("name"),
|
|
Fields: map[string]*framework.FieldSchema{
|
|
"name": &framework.FieldSchema{
|
|
Type: framework.TypeString,
|
|
Description: "Name of the role.",
|
|
},
|
|
},
|
|
|
|
Callbacks: map[logical.Operation]framework.OperationFunc{
|
|
logical.ReadOperation: b.pathCredsCreateRead(),
|
|
},
|
|
|
|
HelpSynopsis: pathCredsCreateReadHelpSyn,
|
|
HelpDescription: pathCredsCreateReadHelpDesc,
|
|
}
|
|
}
|
|
|
|
func (b *databaseBackend) pathCredsCreateRead() framework.OperationFunc {
|
|
return func(ctx context.Context, req *logical.Request, data *framework.FieldData) (*logical.Response, error) {
|
|
name := data.Get("name").(string)
|
|
|
|
// Get the role
|
|
role, err := b.Role(ctx, req.Storage, name)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if role == nil {
|
|
return logical.ErrorResponse(fmt.Sprintf("unknown role: %s", name)), nil
|
|
}
|
|
|
|
dbConfig, err := b.DatabaseConfig(ctx, req.Storage, role.DBName)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
// If role name isn't in the database's allowed roles, send back a
|
|
// permission denied.
|
|
if !strutil.StrListContains(dbConfig.AllowedRoles, "*") && !strutil.StrListContainsGlob(dbConfig.AllowedRoles, name) {
|
|
return nil, logical.ErrPermissionDenied
|
|
}
|
|
|
|
// Get the Database object
|
|
db, err := b.GetConnection(ctx, req.Storage, role.DBName)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
db.RLock()
|
|
defer db.RUnlock()
|
|
|
|
ttl, _, err := framework.CalculateTTL(b.System(), 0, role.DefaultTTL, 0, role.MaxTTL, 0, time.Time{})
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
expiration := time.Now().Add(ttl)
|
|
// Adding a small buffer since the TTL will be calculated again after this call
|
|
// to ensure the database credential does not expire before the lease
|
|
expiration = expiration.Add(5 * time.Second)
|
|
|
|
usernameConfig := dbplugin.UsernameConfig{
|
|
DisplayName: req.DisplayName,
|
|
RoleName: name,
|
|
}
|
|
|
|
// Create the user
|
|
username, password, err := db.CreateUser(ctx, role.Statements, usernameConfig, expiration)
|
|
if err != nil {
|
|
b.CloseIfShutdown(db, err)
|
|
return nil, err
|
|
}
|
|
|
|
resp := b.Secret(SecretCredsType).Response(map[string]interface{}{
|
|
"username": username,
|
|
"password": password,
|
|
}, map[string]interface{}{
|
|
"username": username,
|
|
"role": name,
|
|
"db_name": role.DBName,
|
|
"revocation_statements": role.Statements.Revocation,
|
|
})
|
|
resp.Secret.TTL = role.DefaultTTL
|
|
resp.Secret.MaxTTL = role.MaxTTL
|
|
return resp, nil
|
|
}
|
|
}
|
|
|
|
const pathCredsCreateReadHelpSyn = `
|
|
Request database credentials for a certain role.
|
|
`
|
|
|
|
const pathCredsCreateReadHelpDesc = `
|
|
This path reads database credentials for a certain role. The
|
|
database credentials will be generated on demand and will be automatically
|
|
revoked when the lease is up.
|
|
`
|