131 lines
4.1 KiB
Go
131 lines
4.1 KiB
Go
// +build mssql
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/*
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*
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* Gosora MSSQL Interface
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* Copyright Azareal 2016 - 2018
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*
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*/
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package main
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//import "time"
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import (
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"database/sql"
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"log"
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"net/url"
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"./query_gen/lib"
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_ "github.com/denisenkom/go-mssqldb"
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)
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var dbInstance string = ""
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func init() {
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dbAdapter = "mssql"
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_initDatabase = initMSSQL
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}
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func initMSSQL() (err error) {
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// TODO: Move this bit to the query gen lib
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query := url.Values{}
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query.Add("database", dbConfig.Dbname)
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u := &url.URL{
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Scheme: "sqlserver",
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User: url.UserPassword(dbConfig.Username, dbConfig.Password),
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Host: dbConfig.Host + ":" + dbConfig.Port,
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Path: dbInstance,
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RawQuery: query.Encode(),
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}
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db, err = sql.Open("mssql", u.String())
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if err != nil {
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return err
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}
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// Make sure that the connection is alive
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err = db.Ping()
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if err != nil {
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return err
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}
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// TODO: Fetch the database version
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// Set the number of max open connections
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db.SetMaxOpenConns(64)
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db.SetMaxIdleConns(32)
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// Only hold connections open for five seconds to avoid accumulating a large number of stale connections
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//db.SetConnMaxLifetime(5 * time.Second)
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// Build the generated prepared statements, we are going to slowly move the queries over to the query generator rather than writing them all by hand, this'll make it easier for us to implement database adapters for other databases like PostgreSQL, MSSQL, SQlite, etc.
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err = _gen_mssql()
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if err != nil {
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return err
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}
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// Ready the query builder
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qgen.Builder.SetConn(db)
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err = qgen.Builder.SetAdapter("mssql")
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if err != nil {
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return err
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}
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setter, ok := qgen.Builder.GetAdapter().(qgen.SetPrimaryKeys)
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if ok {
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setter.SetPrimaryKeys(dbTablePrimaryKeys)
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}
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// TODO: Is there a less noisy way of doing this for tests?
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log.Print("Preparing get_activity_feed_by_watcher statement.")
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getActivityFeedByWatcherStmt, err = db.Prepare("SELECT activity_stream_matches.asid, activity_stream.actor, activity_stream.targetUser, activity_stream.event, activity_stream.elementType, activity_stream.elementID FROM [activity_stream_matches] INNER JOIN [activity_stream] ON activity_stream_matches.asid = activity_stream.asid AND activity_stream_matches.watcher != activity_stream.actor WHERE [watcher] = ? ORDER BY activity_stream.asid ASC OFFSET 0 ROWS FETCH NEXT 8 ROWS ONLY")
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if err != nil {
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return err
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}
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log.Print("Preparing get_activity_count_by_watcher statement.")
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getActivityCountByWatcherStmt, err = db.Prepare("SELECT count(*) FROM [activity_stream_matches] INNER JOIN [activity_stream] ON activity_stream_matches.asid = activity_stream.asid AND activity_stream_matches.watcher != activity_stream.actor WHERE [watcher] = ?")
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if err != nil {
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return err
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}
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log.Print("Preparing todays_post_count statement.")
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todaysPostCountStmt, err = db.Prepare("select count(*) from replies where createdAt >= DATEADD(DAY, -1, GETUTCDATE())")
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if err != nil {
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return err
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}
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log.Print("Preparing todays_topic_count statement.")
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todaysTopicCountStmt, err = db.Prepare("select count(*) from topics where createdAt >= DATEADD(DAY, -1, GETUTCDATE())")
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if err != nil {
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return err
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}
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log.Print("Preparing todays_report_count statement.")
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todaysReportCountStmt, err = db.Prepare("select count(*) from topics where createdAt >= DATEADD(DAY, -1, GETUTCDATE()) and parentID = 1")
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if err != nil {
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return err
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}
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log.Print("Preparing todays_newuser_count statement.")
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todaysNewUserCountStmt, err = db.Prepare("select count(*) from users where createdAt >= DATEADD(DAY, -1, GETUTCDATE())")
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if err != nil {
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return err
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}
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// ? - Why is this a custom query? Are we planning a union or something?
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log.Print("Preparing find_users_by_ip_users statement.")
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findUsersByIPUsersStmt, err = db.Prepare("select uid from users where last_ip = ?")
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if err != nil {
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return err
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}
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log.Print("Preparing find_users_by_ip_topics statement.")
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findUsersByIPTopicsStmt, err = db.Prepare("select uid from users where uid in(select createdBy from topics where ipaddress = ?)")
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if err != nil {
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return err
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}
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log.Print("Preparing find_users_by_ip_replies statement.")
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findUsersByIPRepliesStmt, err = db.Prepare("select uid from users where uid in(select createdBy from replies where ipaddress = ?)")
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return err
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}
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