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Rename all tables to opendtu_*

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This commit is contained in:
Pieter Hollander 2024-02-22 00:22:26 +01:00
parent dbf80fa305
commit 01adb82cf2
Signed by: pieter
SSH key fingerprint: SHA256:HbX+9cBXsop9SuvL+mELd29sK+7DehFfdVweFVDtMSg
1 changed files with 51 additions and 54 deletions
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105
main.go
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@ -220,7 +220,7 @@ func handleMessage(message []byte, db *sql.DB) {
continue
}
// Insert events data into the events table
// Insert events data into the opendtu_events table
insertEvents(db, inverter.Serial, events)
}
@ -238,19 +238,16 @@ func createTables(db *sql.DB) {
// An additional advantage is that it makes plotting in Grafana easier.
// TODO: Foreign keys commented out as TimescaleDB hypertables don't support them.
createTableSQL := `
CREATE TABLE IF NOT EXISTS dtu_log (
-- id SERIAL PRIMARY KEY,
CREATE TABLE IF NOT EXISTS opendtu_log (
timestamp TIMESTAMPTZ UNIQUE DEFAULT CURRENT_TIMESTAMP,
-- timestamp TIMESTAMPTZ,
power NUMERIC,
yieldday NUMERIC,
yieldtotal NUMERIC
);
CREATE TABLE IF NOT EXISTS inverters (
-- id SERIAL PRIMARY KEY,
CREATE TABLE IF NOT EXISTS opendtu_inverters (
timestamp TIMESTAMPTZ,
-- FOREIGN KEY (timestamp) REFERENCES dtu_log(timestamp),
-- FOREIGN KEY (timestamp) REFERENCES opendtu_log(timestamp),
inverter_serial TEXT,
name TEXT,
producing BOOL,
@ -258,10 +255,9 @@ func createTables(db *sql.DB) {
limit_absolute NUMERIC
);
CREATE TABLE IF NOT EXISTS inverters_ac (
-- id SERIAL PRIMARY KEY,
CREATE TABLE IF NOT EXISTS opendtu_inverters_ac (
timestamp TIMESTAMPTZ,
-- FOREIGN KEY (timestamp) REFERENCES dtu_log(timestamp),
-- FOREIGN KEY (timestamp) REFERENCES opendtu_log(timestamp),
inverter_serial TEXT,
ac_number INT,
power NUMERIC,
@ -272,10 +268,10 @@ func createTables(db *sql.DB) {
reactivepower NUMERIC
);
CREATE TABLE IF NOT EXISTS inverters_dc (
CREATE TABLE IF NOT EXISTS opendtu_inverters_dc (
-- id SERIAL PRIMARY KEY,
timestamp TIMESTAMPTZ,
-- FOREIGN KEY (timestamp) REFERENCES dtu_log(timestamp),
-- FOREIGN KEY (timestamp) REFERENCES opendtu_log(timestamp),
inverter_serial TEXT,
dc_number INT,
name TEXT,
@ -287,10 +283,10 @@ func createTables(db *sql.DB) {
irradiation NUMERIC
);
CREATE TABLE IF NOT EXISTS inverters_inv (
CREATE TABLE IF NOT EXISTS opendtu_inverters_inv (
-- id SERIAL PRIMARY KEY,
timestamp TIMESTAMPTZ,
-- FOREIGN KEY (timestamp) REFERENCES dtu_log(timestamp),
-- FOREIGN KEY (timestamp) REFERENCES opendtu_log(timestamp),
inverter_serial TEXT,
temperature NUMERIC,
power_dc NUMERIC,
@ -299,7 +295,7 @@ func createTables(db *sql.DB) {
efficiency NUMERIC
);
CREATE TABLE IF NOT EXISTS events (
CREATE TABLE IF NOT EXISTS opendtu_events (
-- id SERIAL PRIMARY KEY,
timestamp TIMESTAMPTZ DEFAULT CURRENT_TIMESTAMP,
inverter_serial TEXT,
@ -309,23 +305,22 @@ func createTables(db *sql.DB) {
end_time INT
);
CREATE TABLE IF NOT EXISTS dtu_hints (
CREATE TABLE IF NOT EXISTS opendtu_hints (
-- id SERIAL PRIMARY KEY,
timestamp TIMESTAMPTZ,
-- FOREIGN KEY (timestamp) REFERENCES dtu_log(timestamp),
-- FOREIGN KEY (timestamp) REFERENCES opendtu_log(timestamp),
time_sync BOOL,
radio_problem BOOL,
default_password BOOL
);
-- UNIQUE here doesn't work, as e.g. one timestamp may be valid for multiple string data.
CREATE INDEX IF NOT EXISTS dtu_log_timestamp_idx ON dtu_log (timestamp);
CREATE INDEX IF NOT EXISTS inverters_timestamp_idx ON inverters (timestamp);
CREATE INDEX IF NOT EXISTS inverters_ac_timestamp_idx ON inverters_ac (timestamp);
CREATE INDEX IF NOT EXISTS inverters_dc_timestamp_idx ON inverters_dc (timestamp);
CREATE INDEX IF NOT EXISTS inverters_inv_timestamp_idx ON inverters_inv (timestamp);
CREATE INDEX IF NOT EXISTS events_timestamp_idx ON events (timestamp);
CREATE INDEX IF NOT EXISTS dtu_hints_timestamp_idx ON dtu_hints (timestamp);
CREATE INDEX IF NOT EXISTS opendtu_log_timestamp_idx ON opendtu_log (timestamp);
CREATE INDEX IF NOT EXISTS opendtu_inverters_timestamp_idx ON opendtu_inverters (timestamp);
CREATE INDEX IF NOT EXISTS opendtu_inverters_ac_timestamp_idx ON opendtu_inverters_ac (timestamp);
CREATE INDEX IF NOT EXISTS opendtu_inverters_dc_timestamp_idx ON opendtu_inverters_dc (timestamp);
CREATE INDEX IF NOT EXISTS opendtu_inverters_inv_timestamp_idx ON opendtu_inverters_inv (timestamp);
CREATE INDEX IF NOT EXISTS opendtu_events_timestamp_idx ON opendtu_events (timestamp);
CREATE INDEX IF NOT EXISTS opendtu_hints_timestamp_idx ON opendtu_hints (timestamp);
`
@ -337,13 +332,13 @@ func createTables(db *sql.DB) {
enableTimescaleDB := `
-- CREATE EXTENSION IF NOT EXISTS timescaledb;
SELECT create_hypertable('dtu_log', 'timestamp', if_not_exists => TRUE, migrate_data => TRUE);
SELECT create_hypertable('inverters', 'timestamp', if_not_exists => TRUE, migrate_data => TRUE);
SELECT create_hypertable('inverters_ac', 'timestamp', if_not_exists => TRUE, migrate_data => TRUE);
SELECT create_hypertable('inverters_dc', 'timestamp', if_not_exists => TRUE, migrate_data => TRUE);
SELECT create_hypertable('inverters_inv', 'timestamp', if_not_exists => TRUE, migrate_data => TRUE);
SELECT create_hypertable('events', 'timestamp', if_not_exists => TRUE, migrate_data => TRUE);
SELECT create_hypertable('dtu_hints', 'timestamp', if_not_exists => TRUE, migrate_data => TRUE);
SELECT create_hypertable('opendtu_log', 'timestamp', if_not_exists => TRUE, migrate_data => TRUE);
SELECT create_hypertable('opendtu_inverters', 'timestamp', if_not_exists => TRUE, migrate_data => TRUE);
SELECT create_hypertable('opendtu_inverters_ac', 'timestamp', if_not_exists => TRUE, migrate_data => TRUE);
SELECT create_hypertable('opendtu_inverters_dc', 'timestamp', if_not_exists => TRUE, migrate_data => TRUE);
SELECT create_hypertable('opendtu_inverters_inv', 'timestamp', if_not_exists => TRUE, migrate_data => TRUE);
SELECT create_hypertable('opendtu_events', 'timestamp', if_not_exists => TRUE, migrate_data => TRUE);
SELECT create_hypertable('opendtu_hints', 'timestamp', if_not_exists => TRUE, migrate_data => TRUE);
`
if timescaleEnabled == "true" {
_, err := db.Exec(enableTimescaleDB)
@ -360,7 +355,7 @@ func insertLiveData(db *sql.DB, inverter Inverter, total Total, hints Hints) {
// Insert data into log table
_, err := db.Exec(`
INSERT INTO dtu_log (timestamp, power, yieldday, yieldtotal)
INSERT INTO opendtu_log (timestamp, power, yieldday, yieldtotal)
VALUES ($1, $2, $3, $4);
`, timestamp, total.Power.V, total.YieldDay.V, total.YieldTotal.V)
if err != nil {
@ -371,57 +366,57 @@ func insertLiveData(db *sql.DB, inverter Inverter, total Total, hints Hints) {
// Get the log ID of the inserted record
// NOT IN USE: TimescaleDB doesn't support it.
// var logID int
// err = db.QueryRow("SELECT id FROM dtu_log WHERE timestamp = $1", timestamp).Scan(&logID)
// err = db.QueryRow("SELECT id FROM opendtu_log WHERE timestamp = $1", timestamp).Scan(&logID)
// if err != nil {
// logger.Error("Error getting dtu_log ID", "error", err)
// logger.Error("Error getting opendtu_log ID", "error", err)
// return
// }
// Insert data into inverters table
// Insert data into opendtu_inverters table
_, err = db.Exec(`
INSERT INTO inverters (timestamp, inverter_serial, name, producing, limit_relative, limit_absolute)
INSERT INTO opendtu_inverters (timestamp, inverter_serial, name, producing, limit_relative, limit_absolute)
VALUES ($1, $2, $3, $4, $5, $6);
`, timestamp, inverter.Serial, inverter.Name, inverter.Producing, inverter.LimitRelative, inverter.LimitAbsolute)
if err != nil {
logger.Error("Error inserting into inverters table", "error", err)
logger.Error("Error inserting into opendtu_inverters table", "error", err)
return
}
// Insert data into inverters_ac table
// Insert data into opendtu_inverters_ac table
for acNumber, acData := range inverter.AC {
_, err := db.Exec(`
INSERT INTO inverters_ac (timestamp, inverter_serial, ac_number, power, voltage, current, frequency, powerfactor, reactivepower)
INSERT INTO opendtu_inverters_ac (timestamp, inverter_serial, ac_number, power, voltage, current, frequency, powerfactor, reactivepower)
VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9);
`, timestamp, inverter.Serial, acNumber, acData.Power.V, acData.Voltage.V, acData.Current.V, acData.Frequency.V, acData.PowerFactor.V, acData.ReactivePower.V)
if err != nil {
logger.Error("Error inserting into inverters_ac table for AC", "error", "acNumber", acNumber, err)
logger.Error("Error inserting into opendtu_inverters_ac table for AC", "error", "acNumber", acNumber, err)
}
}
// Insert data into inverters_dc table
// Insert data into opendtu_inverters_dc table
for dcNumber, dcData := range inverter.DC {
_, err := db.Exec(`
INSERT INTO inverters_dc (timestamp, inverter_serial, dc_number, name, power, voltage, current, yieldday, yieldtotal, irradiation)
INSERT INTO opendtu_inverters_dc (timestamp, inverter_serial, dc_number, name, power, voltage, current, yieldday, yieldtotal, irradiation)
VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10);
`, timestamp, inverter.Serial, dcNumber, dcData.Name.U, dcData.Power.V, dcData.Voltage.V, dcData.Current.V, dcData.YieldDay.V, dcData.YieldTotal.V, dcData.Irradiation.V)
if err != nil {
log.Printf("Error inserting into inverters_dc table for DC %s: %v\n", dcNumber, err)
log.Printf("Error inserting into opendtu_inverters_dc table for DC %s: %v\n", dcNumber, err)
}
}
// Insert data into inverters_inv table
// Insert data into opendtu_inverters_inv table
for invNumber, invData := range inverter.INV {
_, err := db.Exec(`
INSERT INTO inverters_inv (timestamp, inverter_serial, temperature, efficiency, power_dc, yieldday, yieldtotal)
INSERT INTO opendtu_inverters_inv (timestamp, inverter_serial, temperature, efficiency, power_dc, yieldday, yieldtotal)
VALUES ($1, $2, $3, $4, $5, $6, $7);
`, timestamp, inverter.Serial, invData.Temperature.V, invData.Efficiency.V, invData.PowerDC.V, invData.YieldDay.V, invData.YieldTotal.V)
if err != nil {
log.Printf("Error inserting into inverters_inv table for INV %s: %v\n", invNumber, err)
log.Printf("Error inserting into opendtu_inverters_inv table for INV %s: %v\n", invNumber, err)
}
}
// Insert data into hints table
_, err = db.Exec(`
INSERT INTO dtu_hints (timestamp, time_sync, radio_problem, default_password)
INSERT INTO opendtu_hints (timestamp, time_sync, radio_problem, default_password)
VALUES ($1, $2, $3, $4);
`, timestamp, hints.TimeSync, hints.RadioProblem, hints.DefaultPassword)
if err != nil {
@ -449,9 +444,11 @@ func queryEventsEndpoint(inverterSerial string) (*EventsResponse, error) {
return &eventsResponse, nil
}
// TODO: This function should probably be altered to only select from current day.
// CHECK.
func getPreviousEventsCount(db *sql.DB, inverterSerial string) int {
var count int
err := db.QueryRow("SELECT COUNT(*) FROM events WHERE inverter_serial = $1", inverterSerial).Scan(&count)
err := db.QueryRow("SELECT COUNT(*) FROM opendtu_events WHERE inverter_serial = $1", inverterSerial).Scan(&count)
if err != nil && err != sql.ErrNoRows {
logger.Error("Error querying previous events count", "error", err)
}
@ -464,11 +461,11 @@ func insertEvents(db *sql.DB, inverterSerial string, events *EventsResponse) {
for _, event := range events.Events {
// Insert events data into the events table
_, err := db.Exec(`
INSERT INTO events (timestamp, inverter_serial, message_id, message, start_time, end_time)
INSERT INTO opendtu_events (timestamp, inverter_serial, message_id, message, start_time, end_time)
VALUES ($1, $2, $3, $4, $5, $6);
`, timestamp, inverterSerial, event.MessageID, event.Message, event.StartTime, event.EndTime)
if err != nil {
logger.Error("Error inserting into events table", "error", err)
logger.Error("Error inserting into opendtu_events table", "error", err)
}
}
@ -492,12 +489,12 @@ func insertEvents(db *sql.DB, inverterSerial string, events *EventsResponse) {
func updateEvents(db *sql.DB, inverterSerial string, events *EventsResponse) {
for _, event := range events.Events {
// Update events data in the events table
// Update events data in the opendtu_events table
_, err := db.Exec(`
UPDATE events SET end_time = $1 WHERE inverter_serial = $2 AND start_time = $3 AND end_time = 0;
UPDATE opendtu_events SET end_time = $1 WHERE inverter_serial = $2 AND start_time = $3 AND end_time = 0;
`, event.EndTime, inverterSerial, event.StartTime)
if err != nil {
logger.Error("Error updating events table", "error", err)
logger.Error("Error updating opendtu_events table", "error", err)
}
}
}