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| 1 | +/* |
| 2 | +Copyright IBM Corp. All Rights Reserved. |
| 3 | +
|
| 4 | +SPDX-License-Identifier: Apache-2.0 |
| 5 | +*/ |
| 6 | + |
| 7 | +package common |
| 8 | + |
| 9 | +import ( |
| 10 | + "database/sql" |
| 11 | + "fmt" |
| 12 | + |
| 13 | + "github.com/hyperledger-labs/fabric-smart-client/platform/view/services/db/driver" |
| 14 | + "github.com/hyperledger-labs/fabric-smart-client/platform/view/view" |
| 15 | + "github.com/pkg/errors" |
| 16 | +) |
| 17 | + |
| 18 | +func NewAuditInfoPersistence(writeDB *sql.DB, readDB *sql.DB, table string, errorWrapper driver.SQLErrorWrapper, ci Interpreter) *AuditInfoPersistence { |
| 19 | + return &AuditInfoPersistence{ |
| 20 | + table: table, |
| 21 | + errorWrapper: errorWrapper, |
| 22 | + readDB: readDB, |
| 23 | + writeDB: writeDB, |
| 24 | + ci: ci, |
| 25 | + } |
| 26 | +} |
| 27 | + |
| 28 | +type AuditInfoPersistence struct { |
| 29 | + table string |
| 30 | + errorWrapper driver.SQLErrorWrapper |
| 31 | + readDB *sql.DB |
| 32 | + writeDB *sql.DB |
| 33 | + ci Interpreter |
| 34 | +} |
| 35 | + |
| 36 | +func (db *AuditInfoPersistence) GetAuditInfo(id view.Identity) ([]byte, error) { |
| 37 | + where, params := Where(db.ci.Cmp("id", "=", id.UniqueID())) |
| 38 | + query := fmt.Sprintf("SELECT audit_info FROM %s %s", db.table, where) |
| 39 | + logger.Debug(query, params) |
| 40 | + |
| 41 | + return QueryUnique[[]byte](db.readDB, query, params...) |
| 42 | +} |
| 43 | + |
| 44 | +func (db *AuditInfoPersistence) PutAuditInfo(id view.Identity, info []byte) error { |
| 45 | + query := fmt.Sprintf("INSERT INTO %s (id, audit_info) VALUES ($1, $2)", db.table) |
| 46 | + logger.Debugf(query, id, info) |
| 47 | + _, err := db.writeDB.Exec(query, id.UniqueID(), info) |
| 48 | + if err != nil && errors.Is(db.errorWrapper.WrapError(err), driver.UniqueKeyViolation) { |
| 49 | + logger.Warnf("Audit info [%s] already in db. Skipping...", id) |
| 50 | + return nil |
| 51 | + } |
| 52 | + if err != nil { |
| 53 | + return errors.Wrapf(err, "failed executing query [%s]", query) |
| 54 | + } |
| 55 | + logger.Debugf("Signer [%s] registered", id) |
| 56 | + return nil |
| 57 | +} |
| 58 | + |
| 59 | +func (db *AuditInfoPersistence) CreateSchema() error { |
| 60 | + return InitSchema(db.writeDB, fmt.Sprintf(` |
| 61 | + CREATE TABLE IF NOT EXISTS %s ( |
| 62 | + id TEXT NOT NULL PRIMARY KEY, |
| 63 | + audit_info BYTEA NOT NULL |
| 64 | + );`, db.table)) |
| 65 | +} |
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