drone/app/store/logs/db.go

142 lines
3.3 KiB
Go

// Copyright 2023 Harness, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package logs
import (
"bytes"
"context"
"fmt"
"io"
"github.com/harness/gitness/app/store"
"github.com/harness/gitness/store/database"
"github.com/harness/gitness/store/database/dbtx"
"github.com/jmoiron/sqlx"
)
var _ store.LogStore = (*logStore)(nil)
// not used out of this package.
type logs struct {
ID int64 `db:"log_id"`
Data []byte `db:"log_data"`
}
// NewDatabaseLogStore returns a new LogStore.
func NewDatabaseLogStore(db *sqlx.DB) store.LogStore {
return &logStore{
db: db,
}
}
type logStore struct {
db *sqlx.DB
}
// Find returns a log given a log ID.
func (s *logStore) Find(ctx context.Context, stepID int64) (io.ReadCloser, error) {
const findQueryStmt = `
SELECT
log_id, log_data
FROM logs
WHERE log_id = $1`
db := dbtx.GetAccessor(ctx, s.db)
var err error
dst := new(logs)
if err = db.GetContext(ctx, dst, findQueryStmt, stepID); err != nil {
return nil, database.ProcessSQLErrorf(err, "Failed to find log")
}
return io.NopCloser(
bytes.NewBuffer(dst.Data),
), err
}
// Create creates a log.
func (s *logStore) Create(ctx context.Context, stepID int64, r io.Reader) error {
const logInsertStmt = `
INSERT INTO logs (
log_id
,log_data
) values (
:log_id
,:log_data
)`
data, err := io.ReadAll(r)
if err != nil {
return fmt.Errorf("could not read log data: %w", err)
}
params := &logs{
ID: stepID,
Data: data,
}
db := dbtx.GetAccessor(ctx, s.db)
query, arg, err := db.BindNamed(logInsertStmt, params)
if err != nil {
return database.ProcessSQLErrorf(err, "Failed to bind log object")
}
if _, err := db.ExecContext(ctx, query, arg...); err != nil {
return database.ProcessSQLErrorf(err, "log query failed")
}
return nil
}
// Update overrides existing logs data.
func (s *logStore) Update(ctx context.Context, stepID int64, r io.Reader) error {
const logUpdateStmt = `
UPDATE logs
SET
log_data = :log_data
WHERE log_id = :log_id`
data, err := io.ReadAll(r)
if err != nil {
return fmt.Errorf("could not read log data: %w", err)
}
db := dbtx.GetAccessor(ctx, s.db)
query, arg, err := db.BindNamed(logUpdateStmt, &logs{ID: stepID, Data: data})
if err != nil {
return database.ProcessSQLErrorf(err, "Failed to bind log object")
}
_, err = db.ExecContext(ctx, query, arg...)
if err != nil {
return database.ProcessSQLErrorf(err, "Failed to update log")
}
return nil
}
// Delete deletes a log given a log ID.
func (s *logStore) Delete(ctx context.Context, stepID int64) error {
const logDeleteStmt = `
DELETE FROM logs
WHERE log_id = $1`
db := dbtx.GetAccessor(ctx, s.db)
if _, err := db.ExecContext(ctx, logDeleteStmt, stepID); err != nil {
return database.ProcessSQLErrorf(err, "Could not delete log")
}
return nil
}