Start integrating actual SQLite support

Builds without error.

cmd/rqlited/main.go

@@ -101,7 +101,7 @@ func reportLaunch() {
 		_, err := client.Post("https://logs-01.loggly.com/inputs/8a0edd84-92ba-46e4-ada8-c529d0f105af/tag/reporting/",
 			"application/json", data)
 		if err != nil {
-			log.Printf("Report launch failed: %s", err.Error())
+			log.Printf("report launch failed: %s", err.Error())
 		}
 	}()
 }

db/db.go

@@ -2,12 +2,9 @@ package db
 
 import (
 	"database/sql"
-	"fmt"
 	"os"
-	"strings"
 
 	_ "github.com/mattn/go-sqlite3" // required blank import
-	"github.com/otoolep/rqlite/log"
 )
 
 // DB is the SQL database.
@@ -23,17 +20,14 @@ type RowResults []map[string]string
 
 // New creates a new database. Deletes any existing database.
 func New(dbPath string) *DB {
-	log.Tracef("Removing any existing SQLite database at %s", dbPath)
 	_ = os.Remove(dbPath)
 	return Open(dbPath)
 }
 
 // Open an existing database, creating it if it does not exist.
 func Open(dbPath string) *DB {
-	log.Tracef("Opening SQLite database path at %s", dbPath)
 	dbc, err := sql.Open("sqlite3", dbPath)
 	if err != nil {
-		log.Error(err.Error())
 		return nil
 	}
 	return &DB{
@@ -49,19 +43,12 @@ func (db *DB) Close() error {
 // Query runs the supplied query against the sqlite database. It returns a slice of
 // RowResults.
 func (db *DB) Query(query string) (RowResults, error) {
-	if !strings.HasPrefix(strings.ToUpper(query), "SELECT ") {
-		log.Warnf("Query \"%s\" may modify the database", query)
-	}
 	rows, err := db.dbConn.Query(query)
 	if err != nil {
-		log.Errorf("failed to execute SQLite query: %s", err.Error())
 		return nil, err
 	}
 	defer func() {
-		err = rows.Close()
-		if err != nil {
-			log.Errorf("failed to close rows: %s", err.Error())
-		}
+		rows.Close()
 	}()
 
 	results := make(RowResults, 0)
@@ -76,7 +63,6 @@ func (db *DB) Query(query string) (RowResults, error) {
 	for rows.Next() {
 		err = rows.Scan(dest...)
 		if err != nil {
-			log.Errorf("failed to scan SQLite row: %s", err.Error())
 			return nil, err
 		}
 
@@ -90,44 +76,24 @@ func (db *DB) Query(query string) (RowResults, error) {
 		}
 		results = append(results, r)
 	}
-	log.Debugf("Executed query successfully: %s", query)
 	return results, nil
 }
 
 // Execute executes the given sqlite statement, of a type that doesn't return rows.
 func (db *DB) Execute(stmt string) error {
 	_, err := db.dbConn.Exec(stmt)
-	log.Debug(func() string {
-		if err != nil {
-			return fmt.Sprintf("Error executing \"%s\", error: %s", stmt, err.Error())
-		}
-		return fmt.Sprintf("Successfully executed \"%s\"", stmt)
-	}())
-
 	return err
 }
 
 // StartTransaction starts an explicit transaction.
 func (db *DB) StartTransaction() error {
 	_, err := db.dbConn.Exec("BEGIN")
-	log.Debug(func() string {
-		if err != nil {
-			return "Error starting transaction"
-		}
-		return "Successfully started transaction"
-	}())
 	return err
 }
 
 // CommitTransaction commits all changes made since StartTraction was called.
 func (db *DB) CommitTransaction() error {
 	_, err := db.dbConn.Exec("END")
-	log.Debug(func() string {
-		if err != nil {
-			return "Error ending transaction"
-		}
-		return "Successfully ended transaction"
-	}())
 	return err
 }
 
@@ -135,11 +101,5 @@ func (db *DB) CommitTransaction() error {
 // StartTransaction was called will take effect.
 func (db *DB) RollbackTransaction() error {
 	_, err := db.dbConn.Exec("ROLLBACK")
-	log.Debug(func() string {
-		if err != nil {
-			return "Error rolling back transaction"
-		}
-		return "Successfully rolled back transaction"
-	}())
 	return err
 }

store/store.go

@@ -18,6 +18,7 @@ import (
 
 	"github.com/hashicorp/raft"
 	"github.com/hashicorp/raft-boltdb"
+	"github.com/otoolep/rqlite/db"
 )
 
 const (
@@ -97,6 +98,9 @@ func (s *Store) Open(enableSingle bool) error {
 		return fmt.Errorf("new raft: %s", err)
 	}
 	s.raft = ra
+
+	// Setup the SQLite database.
+	_ = db.Open(filepath.Join(s.raftDir, "db.sqlite"))
 	return nil
 }