74 lines
2.1 KiB
Go
74 lines
2.1 KiB
Go
// +build pgsql
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/* Copyright Azareal 2016 - 2018 */
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/* Super experimental and incomplete. DON'T USE IT YET! */
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package main
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import "strings"
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//import "time"
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import "database/sql"
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import _ "github.com/lib/pq"
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import "./query_gen/lib"
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// TODO: Add support for SSL for all database drivers, not just pgsql
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var db_sslmode = "disable" // verify-full
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var get_activity_feed_by_watcher_stmt *sql.Stmt
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var get_activity_count_by_watcher_stmt *sql.Stmt
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var todays_post_count_stmt *sql.Stmt
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var todays_topic_count_stmt *sql.Stmt
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var todays_report_count_stmt *sql.Stmt
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var todays_newuser_count_stmt *sql.Stmt
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func init() {
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db_adapter = "pgsql"
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}
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func _init_database() (err error) {
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// TODO: Investigate connect_timeout to see what it does exactly and whether it's relevant to us
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var _dbpassword string
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if(dbpassword != ""){
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_dbpassword = " password='" + _escape_bit(db_config.Password) + "'"
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}
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db, err = sql.Open("postgres", "host='" + _escape_bit(db_config.Host) + "' port='" + _escape_bit(db_config.Port) + "' user='" + _escape_bit(db_config.Username) + "' dbname='" + _escape_bit(config.Dbname) + "'" + _dbpassword + " sslmode='" + db_sslmode + "'")
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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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// Fetch the database version
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db.QueryRow("SELECT VERSION()").Scan(&db_version)
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// Set the number of max open connections. How many do we need? Might need to do some tests.
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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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err = _gen_pgsql()
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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("pgsql")
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if err != nil {
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return err
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}
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// TO-DO Handle the queries which the query generator can't handle yet
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return nil
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}
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func _escape_bit(bit string) string {
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// TODO: Write a custom parser, so that backslashes work properly in the sql.Open string. Do something similar for the database driver, if possible?
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return strings.Replace(bit,"'","\\'",-1)
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}
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