lb5tr | 716ecf6 | 2019-08-05 17:33:29 -0700 | [diff] [blame] | 1 | package model |
| 2 | |
| 3 | import ( |
| 4 | "code.hackerspace.pl/hscloud/bgpwtf/cccampix/pgpencryptor/model/migrations" |
| 5 | "context" |
| 6 | "fmt" |
| 7 | migrate "github.com/golang-migrate/migrate/v4" |
| 8 | _ "github.com/golang-migrate/migrate/v4/database/cockroachdb" |
| 9 | "github.com/jmoiron/sqlx" |
| 10 | _ "github.com/lib/pq" |
| 11 | "strings" |
| 12 | ) |
| 13 | |
| 14 | type Model interface { |
| 15 | MigrateUp() error |
| 16 | PutKey(ctx context.Context, key *PgpKey) error |
| 17 | GetKey(ctx context.Context, keyID []byte) (*PgpKey, error) |
| 18 | } |
| 19 | |
| 20 | type sqlModel struct { |
| 21 | db *sqlx.DB |
| 22 | dsn string |
| 23 | } |
| 24 | |
| 25 | type PgpKey struct { |
| 26 | Fingerprint []byte |
| 27 | KeyData []byte |
| 28 | Okay bool |
| 29 | } |
| 30 | |
| 31 | func Connect(ctx context.Context, driver, dsn string) (Model, error) { |
| 32 | if dsn == "" { |
| 33 | return nil, fmt.Errorf("dsn cannot be empty") |
| 34 | } |
| 35 | db, err := sqlx.ConnectContext(ctx, driver, dsn) |
| 36 | if err != nil { |
| 37 | return nil, fmt.Errorf("could not connect to database: %v", err) |
| 38 | } |
| 39 | return &sqlModel{ |
| 40 | db: db, |
| 41 | dsn: dsn, |
| 42 | }, nil |
| 43 | } |
| 44 | |
| 45 | func (m *sqlModel) MigrateUp() error { |
| 46 | dsn := "cockroach://" + strings.TrimPrefix(m.dsn, "postgres://") |
| 47 | mig, err := migrations.New(dsn) |
| 48 | if err != nil { |
| 49 | return err |
| 50 | } |
| 51 | err = mig.Up() |
| 52 | switch err { |
| 53 | case migrate.ErrNoChange: |
| 54 | return nil |
| 55 | default: |
| 56 | return err |
| 57 | } |
| 58 | } |