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89 lines
2.6 KiB
89 lines
2.6 KiB
package main
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import (
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log "github.com/sirupsen/logrus"
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"database/sql"
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// "time"
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_ "github.com/go-sql-driver/mysql"
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// "github.com/denzs/wsjtx_dashboards/shared/wsjtx"
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)
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func handleMysql(r report) {
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db, dbDown := dbConn()
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if dbDown {
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log.Fatal("cant reach database..")
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}
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defer db.Close()
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// log.Infof("handleMysql(%+v)",r)
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stmt, err := db.Prepare("INSERT INTO " + mysql_table + " (ts, station, callsign, band, mode, report, dxcc, geohash, continent, cqzone, ituzone) VALUES(FROM_UNIXTIME(?),?,?,?,?,?,?,?,?,?,?)")
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defer stmt.Close()
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_, err = stmt.Exec(r.lastReport, station, r.CallSign, r.Band, r.Mode, r.Signal, r.Dxcc, r.GeoHash, r.Continent, r.CQZone, r.ITUZone)
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if err != nil {
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log.WithFields(log.Fields{"err":err.Error()}).Warn("error while executing prepared statement..")
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}
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}
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func init_db() {
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var cnt int
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log.Debug("init_db()")
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db, _ := dbConn()
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row := db.QueryRow("SELECT COUNT(*) FROM information_schema.TABLES WHERE TABLE_NAME LIKE '%" + mysql_table + "%';")
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switch err := row.Scan(&cnt); err {
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case sql.ErrNoRows:
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log.Error("something went wrong while scanning for existing table structure..")
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panic(err.Error())
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case nil:
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default:
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panic(err)
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}
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if cnt < 1 {
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qry := "CREATE TABLE IF NOT EXISTS " + mysql_table + " (" +
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"ts timestamp NOT NULL," +
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"station VARCHAR(16) NOT NULL," +
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"callsign VARCHAR(16) NOT NULL," +
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"band VARCHAR(10) NOT NULL," +
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"continent VARCHAR(32) NOT NULL," +
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"mode VARCHAR(16) NOT NULL," +
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"dxcc VARCHAR(128) NOT NULL," +
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"geohash VARCHAR(16) NOT NULL," +
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"report TINYINT NOT NULL," +
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"cqzone INT NOT NULL," +
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"ituzone INT NOT NULL," +
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"UNIQUE KEY UC_" + mysql_table + "(ts, station, callsign));"
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log.WithFields(log.Fields{"query":qry}).Debug("creating database..")
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_, err := db.Exec(qry)
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if err != nil {
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log.Error("something went wrong while creating table structure..")
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panic(err)
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}
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} else {
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log.Info("found existing table")
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}
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}
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func dbConn() (db *sql.DB, err bool){
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db, er := sql.Open("mysql", mysql_user+":"+mysql_pass+"@tcp("+mysql_host+")/"+mysql_db)
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if er != nil {
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log.Debugf("db not reachable: %s",err)
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return nil, true
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}
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pingerr := db.Ping()
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if pingerr != nil {
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log.Debug("db not pingable..")
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return nil, true
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}
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return db, false
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}
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