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package controlplane
import (
"context"
"crypto/rand"
"crypto/sha256"
"encoding/base64"
"errors"
"fmt"
"net/mail"
"strings"
"github.com/jackc/pgx/v5"
)
var ErrConsoleUnauthorized = errors.New("invalid console token")
const (
RolePlatformAdmin = "platform_admin"
RolePlatformViewer = "platform_viewer"
RoleTenantAdmin = "tenant_admin"
RoleTenantBilling = "tenant_billing"
RoleTenantDeveloper = "tenant_developer"
RoleTenantViewer = "tenant_viewer"
)
func (a ConsoleActor) IsPlatform() bool { return strings.HasPrefix(a.Role, "platform_") }
func (a ConsoleActor) Can(permission string) bool {
if a.Role == RolePlatformAdmin {
return true
}
read := strings.HasSuffix(permission, ".read")
switch a.Role {
case RolePlatformViewer:
return read
case RoleTenantAdmin:
switch permission {
case "overview.read", "tenants.read", "projects.read", "projects.write", "keys.read", "keys.write",
"billing.read", "billing.topup", "usage.read", "audit.read", "limits.read", "users.read", "users.write":
return true
}
return false
case RoleTenantBilling:
return permission == "overview.read" || permission == "billing.read" || permission == "billing.topup" || permission == "usage.read" || permission == "audit.read"
case RoleTenantDeveloper:
return permission == "overview.read" || permission == "tenants.read" || permission == "projects.read" || permission == "keys.read" || permission == "keys.write" || permission == "usage.read" || permission == "limits.read"
case RoleTenantViewer:
return permission == "overview.read" || permission == "tenants.read" || permission == "projects.read" || permission == "keys.read" || permission == "billing.read" || permission == "usage.read" || permission == "limits.read" || permission == "audit.read"
default:
return false
}
}
func (a ConsoleActor) Permissions() []string {
all := []string{"overview.read", "tenants.read", "tenants.write", "projects.read", "projects.write", "keys.read", "keys.write", "platform.read", "platform.write", "billing.read", "billing.topup", "billing.adjust", "usage.read", "limits.read", "limits.write", "users.read", "users.write", "audit.read"}
result := make([]string, 0, len(all))
for _, permission := range all {
if a.Can(permission) {
result = append(result, permission)
}
}
return result
}
func (s *Store) AuthenticateConsoleToken(ctx context.Context, raw string) (ConsoleActor, error) {
hash := sha256.Sum256([]byte(raw))
var actor ConsoleActor
err := s.db.QueryRow(ctx, `
UPDATE console_users SET last_used_at = now()
WHERE token_hash = $1 AND status = 'active'
RETURNING id::text, COALESCE(tenant_id::text, ''), email, display_name, role`, hash[:],
).Scan(&actor.ID, &actor.TenantID, &actor.Email, &actor.DisplayName, &actor.Role)
if errors.Is(err, pgx.ErrNoRows) {
return ConsoleActor{}, ErrConsoleUnauthorized
}
if err != nil {
return ConsoleActor{}, fmt.Errorf("authenticate console token: %w", err)
}
return actor, nil
}
func (s *Store) ListConsoleUsers(ctx context.Context, tenantID string) ([]ConsoleUser, error) {
query := `SELECT id::text, COALESCE(tenant_id::text, ''), email, display_name, role, token_prefix, status, last_used_at, created_at FROM console_users`
args := []any{}
if tenantID != "" {
query += ` WHERE tenant_id = $1`
args = append(args, tenantID)
}
query += ` ORDER BY created_at DESC`
rows, err := s.db.Query(ctx, query, args...)
if err != nil {
return nil, fmt.Errorf("query console users: %w", err)
}
defer rows.Close()
result := make([]ConsoleUser, 0)
for rows.Next() {
var item ConsoleUser
if err := rows.Scan(&item.ID, &item.TenantID, &item.Email, &item.DisplayName, &item.Role, &item.TokenPrefix, &item.Status, &item.LastUsedAt, &item.CreatedAt); err != nil {
return nil, fmt.Errorf("scan console user: %w", err)
}
result = append(result, item)
}
return result, rows.Err()
}
func (s *Store) CreateConsoleUser(ctx context.Context, input CreateConsoleUserInput) (CreatedConsoleUser, error) {
input.Email = strings.ToLower(strings.TrimSpace(input.Email))
input.DisplayName = strings.TrimSpace(input.DisplayName)
input.TenantID = strings.TrimSpace(input.TenantID)
address, addressErr := mail.ParseAddress(input.Email)
if addressErr != nil || address.Address != input.Email || input.DisplayName == "" {
return CreatedConsoleUser{}, errors.New("console user requires a valid email and display_name")
}
platform := input.Role == RolePlatformAdmin || input.Role == RolePlatformViewer
tenant := input.Role == RoleTenantAdmin || input.Role == RoleTenantBilling || input.Role == RoleTenantDeveloper || input.Role == RoleTenantViewer
if (!platform && !tenant) || (platform && input.TenantID != "") || (tenant && input.TenantID == "") {
return CreatedConsoleUser{}, errors.New("console user role and tenant_id are inconsistent")
}
random := make([]byte, 32)
if _, err := rand.Read(random); err != nil {
return CreatedConsoleUser{}, fmt.Errorf("generate console token: %w", err)
}
raw := "cu-aigw-" + base64.RawURLEncoding.EncodeToString(random)
hash := sha256.Sum256([]byte(raw))
prefix := raw[:min(18, len(raw))] + "..."
var result CreatedConsoleUser
err := s.db.QueryRow(ctx, `
INSERT INTO console_users (tenant_id, email, display_name, role, token_prefix, token_hash)
VALUES (NULLIF($1,'')::uuid,$2,$3,$4,$5,$6)
RETURNING id::text, COALESCE(tenant_id::text, ''), email, display_name, role, token_prefix, status, last_used_at, created_at`,
input.TenantID, input.Email, input.DisplayName, input.Role, prefix, hash[:],
).Scan(&result.ID, &result.TenantID, &result.Email, &result.DisplayName, &result.Role, &result.TokenPrefix, &result.Status, &result.LastUsedAt, &result.CreatedAt)
if err != nil {
return CreatedConsoleUser{}, fmt.Errorf("create console user: %w", err)
}
result.Token = raw
return result, nil
}
func (s *Store) RevokeConsoleUser(ctx context.Context, id, tenantID string) error {
query := `UPDATE console_users SET status='revoked', revoked_at=now() WHERE id=$1 AND status='active'`
args := []any{id}
if tenantID != "" {
query += ` AND tenant_id=$2`
args = append(args, tenantID)
}
result, err := s.db.Exec(ctx, query, args...)
if err != nil {
return err
}
if result.RowsAffected() == 0 {
return ErrNotFound
}
return nil
}
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