IronFlock SDK

pip install ironflock

npm install ironflock

go get github.com/RecordEvolution/ironflock-go

import asyncio
from datetime import datetime, timezone
from ironflock import IronFlock
 
async def main():
    while True:
        await ironflock.publish_to_table("sensordata", {
            "tsp": datetime.now(timezone.utc).isoformat(),
            "temperature": 22.5,
            "humidity": 60
        })
        await asyncio.sleep(5)
 
ironflock = IronFlock(mainFunc=main)
ironflock.run()

import { IronFlock } from "ironflock";
 
const ironflock = new IronFlock();
await ironflock.start();
 
setInterval(async () => {
    await ironflock.publishToTable("sensordata", [{
        tsp: new Date().toISOString(),
        temperature: 22.5,
        humidity: 60
    }]);
}, 5000);

package main
 
import (
	"context"
	"log"
	"time"
 
	ironflock "github.com/RecordEvolution/ironflock-go"
)
 
func main() {
	ifl, err := ironflock.New()
	if err != nil {
		log.Fatal(err)
	}
 
	// Run connects, runs main, and shuts down when main returns or on SIGINT/SIGTERM.
	err = ifl.Run(context.Background(), func(ctx context.Context) error {
		ticker := time.NewTicker(5 * time.Second)
		defer ticker.Stop()
		for {
			row := ironflock.Row{"tsp": time.Now(), "temperature": 22.5, "humidity": 60}
			if err := ifl.PublishToTable(ctx, "sensordata", row); err != nil {
				log.Print(err)
			}
			select {
			case <-ctx.Done():
				return nil
			case <-ticker.C:
			}
		}
	})
	if err != nil {
		log.Fatal(err)
	}
}

ironflock = IronFlock(
    mainFunc=main,           # async function to run after connecting
    serial_number="abc123",  # override device serial (optional)
    reconnect_window=60,     # seconds a table operation rides out a platform restart (optional)
)

const ironflock = new IronFlock({
    serialNumber: "abc123",    // device serial (env: DEVICE_SERIAL_NUMBER)
    deviceKey: "12",           // numeric device key (env: DEVICE_KEY)
    appName: "MyApp",          // app name (env: APP_NAME)
    swarmKey: 10,              // project key (env: SWARM_KEY)
    appKey: 20,                // app key (env: APP_KEY)
    env: "PROD",               // "DEV" or "PROD" (env: ENV)
    reconnectWindowMs: 60000,  // how long a table operation rides out a platform restart
});

ifl, err := ironflock.New(
	ironflock.WithSerialNumber("abc123"),          // device serial (env: DEVICE_SERIAL_NUMBER)
	ironflock.WithReconnectWindow(60*time.Second), // how long a table operation rides out a platform restart
)
if err != nil {
	log.Fatal(err) // no serial number in the environment or the options
}

from datetime import datetime, timezone
 
await ironflock.publish_to_table("sensordata", {
    "tsp": datetime.now(timezone.utc).isoformat(),
    "temperature": 22.5,
    "humidity": 60,
    "device_id": "sensor-001"
})

await ironflock.publishToTable("sensordata", [{
    tsp: new Date().toISOString(),
    temperature: 22.5,
    humidity: 60,
    device_id: "sensor-001"
}]);

err := ifl.PublishToTable(ctx, "sensordata", ironflock.Row{
	"tsp":         time.Now(),
	"temperature": 22.5,
	"humidity":    60,
	"device_id":   "sensor-001",
})
if err != nil {
	return err
}

result = await ironflock.append_to_table("sensordata", {
    "tsp": datetime.now(timezone.utc).isoformat(),
    "temperature": 22.5,
    "humidity": 60
})

const result = await ironflock.appendToTable("sensordata", [{
    tsp: new Date().toISOString(),
    temperature: 22.5,
    humidity: 60
}]);

result, err := ifl.AppendToTable(ctx, "sensordata", ironflock.Row{
	"tsp":         time.Now(),
	"temperature": 22.5,
	"humidity":    60,
})
if err != nil {
	return err // the row was refused, or the call failed
}
log.Println(result.Value())

await ironflock.publish_rows_to_table("sensordata", [
    {"tsp": "2024-01-15T10:30:00.000Z", "temperature": 22.5},
    {"tsp": "2024-01-15T10:30:01.000Z", "temperature": 22.7},
])

await ironflock.publishRowsToTable("sensordata", [
    { tsp: "2024-01-15T10:30:00.000Z", temperature: 22.5 },
    { tsp: "2024-01-15T10:30:01.000Z", temperature: 22.7 },
]);

err := ifl.PublishRowsToTable(ctx, "sensordata", []ironflock.Row{
	{"tsp": "2024-01-15T10:30:00.000Z", "temperature": 22.5},
	{"tsp": "2024-01-15T10:30:01.000Z", "temperature": 22.7},
})
if err != nil {
	return err
}

result = await ironflock.append_rows_to_table("sensordata", [
    {"tsp": "2024-01-15T10:30:00.000Z", "temperature": 22.5},
    {"tsp": "2024-01-15T10:30:01.000Z", "temperature": 22.7},
])
# result -> {"success": True, "count": 2}

const result = await ironflock.appendRowsToTable("sensordata", [
    { tsp: "2024-01-15T10:30:00.000Z", temperature: 22.5 },
    { tsp: "2024-01-15T10:30:01.000Z", temperature: 22.7 },
]);
// result -> { success: true, count: 2 }

result, err := ifl.AppendRowsToTable(ctx, "sensordata", []ironflock.Row{
	{"tsp": "2024-01-15T10:30:00.000Z", "temperature": 22.5},
	{"tsp": "2024-01-15T10:30:01.000Z", "temperature": 22.7},
})
if err != nil {
	return err // the whole batch was refused, or the call failed
}
log.Println(result.Value()) // map[count:2 success:true]

# Fire-and-forget (default): publishes to the error-logs table
await ironflock.report_error("Sensor read timed out", level="warn")
 
# Pass an exception to capture its traceback (falls back to the message)
try:
    risky_operation()
except Exception as err:
    await ironflock.report_error(err)
 
# Use the append RPC when you want to await the insert outcome, and show the
# operator a friendlier line than the raw error
await ironflock.report_error(
    "Calibration failed: offset 0.42 out of range",
    append=True,
    user_message="Please recalibrate the sensor",
)

// Fire-and-forget (default): publishes to the error-logs table
await ironflock.reportError("Sensor read timed out", { level: "warn" });
 
// Pass an Error to capture its stack (falls back to the message)
try {
    riskyOperation();
} catch (err) {
    await ironflock.reportError(err);
}
 
// Use the append RPC when you want to await the insert outcome, and show the
// operator a friendlier line than the raw error
await ironflock.reportError("Calibration failed: offset 0.42 out of range", {
    append: true,
    userMessage: "Please recalibrate the sensor",
});

// Fire-and-forget (default): publishes to the error-logs table
ifl.ReportError(ctx, "Sensor read timed out", ironflock.ReportErrorOptions{Level: ironflock.LevelWarn})
 
// Pass an error: it is recorded with %+v, so an error that carries a stack trace includes it
if err := riskyOperation(); err != nil {
	ifl.ReportError(ctx, err)
}
 
// Use the append RPC when you want the insert outcome, and show the
// operator a friendlier line than the raw error
_, err := ifl.ReportError(ctx, "Calibration failed: offset 0.42 out of range", ironflock.ReportErrorOptions{
	Append:      true,
	UserMessage: "Please recalibrate the sensor",
})
if err != nil {
	return err
}

await ironflock.publish("com.myapp.alerts", {
    "level": "warning",
    "message": "Temperature threshold exceeded"
})

await ironflock.publish("com.myapp.alerts", [{
    level: "warning",
    message: "Temperature threshold exceeded"
}]);

err := ifl.Publish(ctx, "com.myapp.alerts", map[string]any{
	"level":   "warning",
	"message": "Temperature threshold exceeded",
})
if err != nil {
	return err // the router refused the publish, or there was no connection
}

# Simple query
data = await ironflock.getHistory("sensordata", {"limit": 100})
 
# Query with time range and filters
data = await ironflock.getHistory("sensordata", {
    "limit": 500,
    "offset": 0,
    "timeRange": ["2026-01-01T00:00:00Z", "2026-03-01T00:00:00Z"],
    "filterAnd": [
        {"column": "temperature", "operator": ">", "value": 20},
        {"column": "humidity", "operator": "<=", "value": 80}
    ]
})
 
# Current value(s) only: the "latest" marker returns the newest row per entity
current = await ironflock.getHistory("sensordata", {
    "limit": 100,
    "filterAnd": [{"latest": True}]
})
 
# One field of a large json column: the column comes back pruned to its paths
readings = await ironflock.getHistory("sensordata", {
    "limit": 100,
    "columns": ["json_data"],
    "columnPaths": ["json_data.sensor.temp"],
})

// Simple query
const data = await ironflock.getHistory("sensordata", { limit: 100 });
 
// Query with time range and filters
const data = await ironflock.getHistory("sensordata", {
    limit: 500,
    offset: 0,
    timeRange: ["2026-01-01T00:00:00Z", "2026-03-01T00:00:00Z"],
    filterAnd: [
        { column: "temperature", operator: ">", value: 20 },
        { column: "humidity", operator: "<=", value: 80 },
    ],
});
 
// Current value(s) only: the `latest` marker returns the newest row per entity
const current = await ironflock.getHistory("sensordata", {
    limit: 100,
    filterAnd: [{ latest: true }],
});
 
// One field of a large json column: the column comes back pruned to its paths
const readings = await ironflock.getHistory("sensordata", {
    limit: 100,
    columns: ["json_data"],
    columnPaths: ["json_data.sensor.temp"],
});

// Simple query
data, err := ifl.GetHistory(ctx, "sensordata", &ironflock.TableQueryParams{Limit: 100})
if err != nil {
	return err
}
 
// Query with time range and filters
data, err = ifl.GetHistory(ctx, "sensordata", &ironflock.TableQueryParams{
	Limit:  500,
	Offset: 0,
	TimeRange: ironflock.Between(
		time.Date(2026, 1, 1, 0, 0, 0, 0, time.UTC),
		time.Date(2026, 3, 1, 0, 0, 0, 0, time.UTC),
	),
	FilterAnd: []ironflock.Filter{
		ironflock.Where("temperature", ">", 20),
		ironflock.Where("humidity", "<=", 80),
	},
})
 
// Current value(s) only: the Latest() marker returns the newest row per entity
current, err := ifl.GetHistory(ctx, "sensordata", &ironflock.TableQueryParams{
	Limit:     100,
	FilterAnd: []ironflock.Filter{ironflock.Latest()},
})
 
// One field of a large json column: the column comes back pruned to its paths
readings, err := ifl.GetHistory(ctx, "sensordata", &ironflock.TableQueryParams{
	Limit:       100,
	Columns:     []string{"json_data"},
	ColumnPaths: []string{"json_data.sensor.temp"},
})

# Rows that are not soft-deleted: deleted IS NULL OR deleted = false
"filterAnd": [
    {
        "combinator": "OR",
        "filters": [
            {"column": "deleted", "operator": "IS NULL"},
            {"column": "deleted", "operator": "=", "value": False},
        ],
    }
]

// Rows that are not soft-deleted: deleted IS NULL OR deleted = false
filterAnd: [
    {
        combinator: "OR",
        filters: [
            { column: "deleted", operator: "IS NULL" },
            { column: "deleted", operator: "=", value: false },
        ],
    },
]

// Rows that are not soft-deleted: deleted IS NULL OR deleted = false
q := &ironflock.TableQueryParams{
	Limit: 100,
	FilterAnd: []ironflock.Filter{
		ironflock.Or(
			ironflock.IsNull("deleted"),
			ironflock.Where("deleted", "=", false),
		),
	},
}

from datetime import datetime, timedelta, timezone
from ironflock import SeriesMetric
 
now = datetime.now(timezone.utc)
avg = SeriesMetric(ref="temperature", method="AVG")  # AVG, SUM, COUNT, MIN, MAX, FIRST, LAST
series = await ironflock.get_series_history("sensordata", {
    "metrics": [avg, {"ref": "humidity", "method": "MAX"}],
    "bucketMs": 3_600_000,  # one-hour buckets; omit to divide the range into `limit` buckets
    "limit": 24,            # the bucket budget, 1–10000
    "timeRange": [(now - timedelta(hours=24)).isoformat(), now.isoformat()],  # required, with a start
    "groupBy": ["device_key"],
})
for row in series:
    print(row["tsp"], row["device_key"], row[avg.column])  # avg.column is "AVG:temperature"

import { seriesColumn } from "ironflock";
 
const end = Date.now();
const avg = { ref: "temperature", method: "AVG" }; // AVG, SUM, COUNT, MIN, MAX, FIRST, LAST
const series = await ironflock.getSeriesHistory("sensordata", {
    metrics: [avg, { ref: "humidity", method: "MAX" }],
    bucketMs: 3_600_000,                     // one-hour buckets; omit to divide the range into `limit` buckets
    limit: 24,                               // the bucket budget, 1–10000
    timeRange: [end - 24 * 3_600_000, end],  // required, with a start
    groupBy: ["device_key"],
});
for (const row of series) {
    console.log(row.tsp, row.device_key, row[seriesColumn(avg)]); // seriesColumn(avg) is "AVG:temperature"
}

now := time.Now()
avg := ironflock.SeriesMetric{Ref: "temperature", Method: ironflock.MethodAvg} // MethodAvg, MethodSum, MethodCount, MethodMin, MethodMax, MethodFirst, MethodLast
series, err := ifl.GetSeriesHistory(ctx, "sensordata", ironflock.SeriesQueryParams{
	Metrics:   []ironflock.SeriesMetric{avg, {Ref: "humidity", Method: ironflock.MethodMax}},
	Bucket:    time.Hour,                                      // one-hour buckets; 0 divides the range into Limit buckets
	Limit:     24,                                             // the bucket budget, 1–10000
	TimeRange: ironflock.Between(now.Add(-24*time.Hour), now), // required, with a start
	GroupBy:   []string{"device_key"},
})
if err != nil {
	return err
}
for _, row := range series {
	log.Println(row["tsp"], row["device_key"], row[avg.Column()]) // avg.Column() is "AVG:temperature"
}

def on_sensor_data(*args, **kwargs):
    row = args[0]
    print("New reading:", row["tsp"], row["temperature"])
 
await ironflock.subscribe_to_table("sensordata", on_sensor_data)

// The handler is called with (args, kwargs, details); the row is args[0]
function onSensorData(args) {
    const row = args[0];
    console.log("New reading:", row.tsp, row.temperature);
}
 
await ironflock.subscribeToTable("sensordata", onSensorData);

// The handler gets an *ironflock.Event; ev.Row() is the row (ev.Args[0])
ts, err := ifl.SubscribeToTable(ctx, "sensordata", func(ev *ironflock.Event) {
	row := ev.Row()
	log.Println("New reading:", row["tsp"], row["temperature"])
})
if err != nil {
	return err
}
defer ts.Unsubscribe(ctx) // removes the row and the bulk subscription

from ironflock import event_rows
 
def on_hourly(*args, **kwargs):
    for row in event_rows(args[0]) or []:
        print(row)
 
await ironflock.subscribe_to_table("hourly_averages", on_hourly)

import { eventRows } from "ironflock";
 
await ironflock.subscribeToTable("hourly_averages", (args) => {
    for (const row of eventRows(args) ?? []) console.log(row);
});

_, err := ifl.SubscribeToTable(ctx, "hourly_averages", func(ev *ironflock.Event) {
	for _, row := range ev.Rows() {
		log.Println(row)
	}
})
if err != nil {
	return err
}

def on_alert(*args, **kwargs):
    print("Alert received:", args, kwargs)
 
await ironflock.subscribe("com.myapp.alerts", on_alert)

function onAlert(...args) {
    console.log("Alert received:", args);
}
 
await ironflock.subscribe("com.myapp.alerts", onAlert);

sub, err := ifl.Subscribe(ctx, "com.myapp.alerts", func(ev *ironflock.Event) {
	log.Println("Alert received:", ev.Args, ev.Kwargs)
})
if err != nil {
	return err
}
defer ifl.Unsubscribe(ctx, sub)

from datetime import datetime, timezone
 
# Written like any other column — the data backend encrypts it on insert
await ironflock.publish_to_table("credentials", {
    "tsp": datetime.now(timezone.utc).isoformat(),
    "device_id": "d-1",
    "api_token": "hunter2",
})
 
# A normal read redacts it
rows = await ironflock.getHistory("credentials", {"limit": 1})
# [{"tsp": "...", "device_id": "d-1", "api_token": "__secret__"}]

// Written like any other column — the data backend encrypts it on insert
await ironflock.publishToTable("credentials", [
    { tsp: new Date().toISOString(), device_id: "d-1", api_token: "hunter2" },
]);
 
// A normal read redacts it
const rows = await ironflock.getHistory("credentials", { limit: 1 });
// [{ tsp: "...", device_id: "d-1", api_token: "__secret__" }]

// Written like any other column — the data backend encrypts it on insert
err := ifl.PublishToTable(ctx, "credentials", ironflock.Row{
	"tsp":       time.Now(),
	"device_id": "d-1",
	"api_token": "hunter2",
})
if err != nil {
	return err
}
 
// A normal read redacts it
rows, err := ifl.GetHistory(ctx, "credentials", &ironflock.TableQueryParams{Limit: 1})
// [map[api_token:__secret__ device_id:d-1 tsp:...]]

rows = await ironflock.reveal_secrets("credentials", {
    "limit": 1,
    "filterAnd": [{"column": "device_id", "operator": "=", "value": "d-1"}],
})
# [{"tsp": "...", "device_id": "d-1", "api_token": "hunter2"}]

const rows = await ironflock.revealSecrets("credentials", {
    limit: 1,
    filterAnd: [{ column: "device_id", operator: "=", value: "d-1" }],
});
// [{ tsp: "...", device_id: "d-1", api_token: "hunter2" }]

rows, err := ifl.RevealSecrets(ctx, "credentials", &ironflock.TableQueryParams{
	Limit:     1,
	FilterAnd: []ironflock.Filter{ironflock.Where("device_id", "=", "d-1")},
})
if err != nil {
	return err
}
// [map[api_token:hunter2 device_id:d-1 tsp:...]]

ok = await ironflock.verify_secret(
    "credentials", "api_token", submitted_token,
    {"limit": 1, "filterAnd": [{"column": "device_id", "operator": "=", "value": "d-1"}]},
)
if ok:
    ...

const { match, checked } = await ironflock.verifySecret(
    "credentials", "api_token", submittedToken,
    { limit: 1, filterAnd: [{ column: "device_id", operator: "=", value: "d-1" }] },
);
 
if (checked === 0) {
    // No row matched the selector at all — an unknown device, not a wrong token
}

res, err := ifl.VerifySecret(ctx, "credentials", "api_token", submittedToken, &ironflock.TableQueryParams{
	Limit:     1,
	FilterAnd: []ironflock.Filter{ironflock.Where("device_id", "=", "d-1")},
})
if err != nil {
	return err
}
if res.Checked == 0 {
	// No row matched the selector at all — an unknown device, not a wrong token
}
if res.Match {
	// ...
}

# Open a read-only handle on another app's data backend
weather = await ironflock.connect_to_app("weather-app")
 
# Inspect what the provider shares
print([t["tablename"] for t in weather.tables])
 
# Query history and subscribe, just like your own tables
rows = await weather.get_history("forecasts", {"limit": 100})
 
def on_forecast(*args, **kwargs):
    print("New forecast:", args)
 
await weather.subscribe_to_table("forecasts", on_forecast)

// Open a read-only handle on another app's data backend
const weather = await ironflock.connectToApp("weather-app");
 
// Inspect what the provider shares
console.log(weather.tables.map((t) => t.tablename));
 
// Query history and subscribe, just like your own tables
const rows = await weather.getHistory("forecasts", { limit: 100 });
 
await weather.subscribeToTable("forecasts", (...args) => {
    console.log("New forecast:", args);
});

// Open a read-only handle on another app's data backend
weather, err := ifl.ConnectToApp(ctx, "weather-app")
var cerr *ironflock.CrossAppAccessError
if errors.As(err, &cerr) {
	return fmt.Errorf("no access to weather-app (%s): %w", cerr.Code, err) // e.g. NO_GRANT
} else if err != nil {
	return err
}
 
// Inspect what the provider shares
for _, t := range weather.Tables {
	log.Println(t.Tablename)
}
 
// Query history and subscribe, just like your own tables
rows, err := weather.GetHistory(ctx, "forecasts", &ironflock.TableQueryParams{Limit: 100})
if err != nil {
	return err
}
 
_, err = weather.SubscribeToTable(ctx, "forecasts", func(ev *ironflock.Event) {
	log.Println("New forecast:", ev.Row())
})

providers = await ironflock.list_consumable_apps()
 
for p in providers:
    print(p["app"], list(p["stages"].keys()))  # e.g. "weather-app" ["dev", "prod"]

const providers = await ironflock.listConsumableApps();
 
for (const p of providers) {
    console.log(p.app, Object.keys(p.stages)); // e.g. "weather-app" ["dev", "prod"]
}

providers, err := ifl.ListConsumableApps(ctx)
if err != nil {
	return err
}
 
for _, p := range providers {
	log.Println(p.App, p.Stages.Dev != nil, p.Stages.Prod != nil) // e.g. weather-app true true
	if c := p.Catalog("prod"); c != nil {
		log.Println(len(c.Tables), "shared tables")
	}
}

apps = await ironflock.connect_to_all_apps(
    on_error=lambda err: print("Provider skipped:", err)
)
 
for app in apps:
    rows = await app.get_history(app.tables[0]["tablename"], {"limit": 10})
    print(app.app, rows)

const apps = await ironflock.connectToAllApps({
    onError: (err) => console.warn("Provider skipped:", err),
});
 
for (const app of apps) {
    const rows = await app.getHistory(app.tables[0]?.tablename, { limit: 10 });
    console.log(app.app, rows);
}

apps, err := ifl.ConnectToAllApps(ctx, ironflock.ConnectToAllAppsOptions{
	OnError: func(err error) { log.Println("Provider skipped:", err) },
})
if err != nil {
	return err
}
 
for _, app := range apps {
	if len(app.Tables) == 0 {
		continue
	}
	rows, err := app.GetHistory(ctx, app.Tables[0].Tablename, &ironflock.TableQueryParams{Limit: 10})
	if err != nil {
		return err
	}
	log.Println(app.App, rows)
}

from datetime import datetime, timezone
 
# Store an object and get a permanent URL back in the same call
info = await ironflock.files.put("part-1.jpg", jpeg_bytes, content_type="image/jpeg")
 
# The URL is safe to store in a table column — a dashboard widget can then
# render <img src="{{photo_url}}"> without any extra round trip
await ironflock.publish_to_table("inspections", {
    "tsp": datetime.now(timezone.utc).isoformat(),
    "part_id": "1",
    "photo_url": info.url,
})
 
# Read it back
data = await ironflock.files.get("part-1.jpg")
 
# Every object in the folder 2026/, in its subfolders too (pages are fetched for you)
async for obj in ironflock.files.iter(prefix="2026/"):
    print(obj.key, obj.size)

// Store an object and get a permanent URL back in the same call
const info = await ironflock.files.put("part-1.jpg", jpegBytes, {
    contentType: "image/jpeg",
});
 
// The URL is safe to store in a table column — a dashboard widget can then
// render <img src="{{photo_url}}"> without any extra round trip
await ironflock.publishToTable("inspections", [
    { tsp: new Date().toISOString(), part_id: "1", photo_url: info.url },
]);
 
// Read it back
const data = await ironflock.files.get("part-1.jpg");
 
// Every object in the folder 2026/, in its subfolders too (pages are fetched for you)
for await (const obj of ironflock.files.iterate({ prefix: "2026/" })) {
    console.log(obj.key, obj.size);
}

files := ifl.Files()
 
// Store an object and get a permanent URL back in the same call
info, err := files.Put(ctx, "part-1.jpg", jpegBytes, filestore.ContentType("image/jpeg"))
if err != nil {
	return err
}
 
// The URL is safe to store in a table column — a dashboard widget can then
// render <img src="{{photo_url}}"> without any extra round trip
err = ifl.PublishToTable(ctx, "inspections", ironflock.Row{
	"tsp":       time.Now(),
	"part_id":   "1",
	"photo_url": info.URL,
})
 
// Read it back
data, err := files.Get(ctx, "part-1.jpg")
 
// Every object in the folder 2026/, in its subfolders too (pages are fetched for you)
for obj, err := range files.Iter(ctx, filestore.Prefix("2026/")) {
	if err != nil {
		return err
	}
	log.Println(obj.Key, obj.Size)
}

# Bytes in, bytes out
info = await ironflock.files.put("reports/march.pdf", pdf_bytes, content_type="application/pdf")
data = await ironflock.files.get("reports/march.pdf")
 
# Or straight from/to a local file — these stream on the large-object path,
# so a multi-gigabyte file never has to fit in memory
await ironflock.files.put_file("firmware/v2.bin", "/data/build/v2.bin")
await ironflock.files.get_to_file("firmware/v2.bin", "/tmp/v2.bin")

// Bytes in, bytes out — put/get work on Uint8Array in both Node and the browser
const info = await ironflock.files.put("reports/march.pdf", pdfBytes, {
    contentType: "application/pdf",
});
const data = await ironflock.files.get("reports/march.pdf");

files := ifl.Files()
 
// Bytes in, bytes out
info, err := files.Put(ctx, "reports/march.pdf", pdfBytes, filestore.ContentType("application/pdf"))
if err != nil {
	return err
}
data, err := files.Get(ctx, "reports/march.pdf")
 
// Or straight from/to a local file — these stream on the large-object path,
// so a multi-gigabyte file never has to fit in memory
_, err = files.PutFile(ctx, "firmware/v2.bin", "/data/build/v2.bin")
_, err = files.GetToFile(ctx, "firmware/v2.bin", "/tmp/v2.bin")
 
// Or from a reader / to a writer
_, err = files.PutReader(ctx, "logs/today.txt", logReader, logSize)
_, err = files.GetTo(ctx, "logs/today.txt", os.Stdout)

u = await ironflock.files.usage()
print(u.size_bytes, u.object_count, u.quota_bytes, u.free_bytes)
 
# Break the total down per namespace (costs one listing per namespace)
detailed = await ironflock.files.usage(detail=True)
print(detailed.per_namespace)   # {"default": 1048576, "frames": 73400320}

const u = await ironflock.files.usage();
console.log(u.sizeBytes, u.objectCount, u.quotaBytes, u.freeBytes);
 
// Break the total down per namespace (costs one listing per namespace)
const detailed = await ironflock.files.usage({ detail: true });
console.log(detailed.perNamespace);   // { default: 1048576, frames: 73400320 }

u, err := ifl.Files().Usage(ctx)
if err != nil {
	return err
}
log.Println(u.SizeBytes, u.ObjectCount, u.QuotaBytes, u.FreeBytes)
 
// Break the total down per namespace (costs one listing per namespace)
detailed, err := ifl.Files().Usage(ctx, filestore.Detail())
if err != nil {
	return err
}
log.Println(detailed.PerNamespace) // map[default:1048576 frames:73400320]

from ironflock.filestore import FileStoreError
 
try:
    await ironflock.files.put("huge.bin", payload)
except FileStoreError as e:
    if e.code == "QUOTA_EXCEEDED":
        print("Filestore is full:", e.reason)
    else:
        raise

import { FileStoreError } from "ironflock";
 
try {
    await ironflock.files.put("huge.bin", payload);
} catch (e) {
    if (e instanceof FileStoreError && e.code === "QUOTA_EXCEEDED") {
        console.error("Filestore is full:", e.reason);
    } else {
        throw e;
    }
}

_, err := ifl.Files().Put(ctx, "huge.bin", payload)
var ferr *filestore.Error
if errors.As(err, &ferr) && ferr.Code == filestore.CodeQuotaExceeded {
	log.Println("Filestore is full:", ferr.Reason)
} else if err != nil {
	return err
}

def add(a, b):
    return a + b
 
await ironflock.register_device_function("com.myapp.add", add)

function add(args) {
    return args[0] + args[1];
}
 
await ironflock.registerDeviceFunction("com.myapp.add", add);

_, err := ifl.RegisterDeviceFunction(ctx, "com.myapp.add", func(ctx context.Context, inv *ironflock.Invocation) (any, error) {
	if len(inv.Args) != 2 {
		return nil, errors.New("add takes two numbers")
	}
	a, ok1 := inv.Args[0].(int64)
	b, ok2 := inv.Args[1].(int64)
	if !ok1 || !ok2 {
		return nil, fmt.Errorf("add takes two integers, got %T and %T", inv.Args[0], inv.Args[1])
	}
	return a + b, nil
})
if err != nil {
	return err
}

result = await ironflock.call_device_function(
    42,                        # target device key
    "com.myapp.add",           # procedure name
    args=[3, 5]                # arguments
)
print(result)  # 8

const result = await ironflock.callDeviceFunction(
    42,                        // target device key
    "com.myapp.add",           // procedure name
    [3, 5]                     // arguments
);
console.log(result);  // 8

res, err := ifl.CallDeviceFunction(ctx,
	42,              // target device key
	"com.myapp.add", // procedure name
	3, 5,            // arguments
)
if err != nil {
	return err
}
log.Println(res.Value()) // 8

result = await ironflock.call("some.full.wamp.topic", args=[42])

const result = await ironflock.call("some.full.wamp.topic", [42]);

result, err := ifl.Call(ctx, "some.full.wamp.topic", 42)
if err != nil {
	return err
}
log.Println(result.Value())

await ironflock.set_device_location(long=8.6821, lat=50.1109)

await ironflock.setDeviceLocation(8.6821, 50.1109);

_, err := ifl.SetDeviceLocation(ctx, 8.6821, 50.1109) // long, lat
if err != nil {
	return err // wamp.error.no_such_procedure for now
}

url = ironflock.getRemoteAccessUrlForPort(8080)
# "https://<device_key>-<app_name>-8080.app.ironflock.com"
 
vnc = ironflock.getRemoteAccessUrlForPort(5900, protocol="tcp")
# "tcp://app.ironflock.com:<the tunnel's remote port>"

const url = ironflock.getRemoteAccessUrlForPort(8080);
// "https://<device_key>-<app_name>-8080.app.ironflock.com"
 
const vnc = ironflock.getRemoteAccessUrlForPort(5900, "tcp");
// "tcp://app.ironflock.com:<the tunnel's remote port>"

url, ok := ifl.GetRemoteAccessURLForPort(8080, "", "")
// "https://<device_key>-<app_name>-8080.app.ironflock.com", true
 
vnc, ok := ifl.GetRemoteAccessURLForPort(5900, "tcp", "")
// "tcp://app.ironflock.com:<the tunnel's remote port>", true

const ironflock = new IronFlock();
 
ironflock.connection.heartbeatIntervalMs = 60000; // probe every 60s
ironflock.connection.heartbeatTimeoutMs = 15000;  // allow 15s to answer
 
await ironflock.start();

try:
    rows = await ironflock.getHistory("sensordata", {"limit": 100})
except ValueError as e:
    # Invalid parameters — e.g. limit out of range, or a malformed filter
    print(f"Bad query: {e}")
except RuntimeError as e:
    # Not connected, table not in the data-template, or the platform rejected the call
    print(f"Query failed: {e}")

import { WampError } from "ironflock";
 
try {
    const rows = await ironflock.getHistory("sensordata", { limit: 100 });
} catch (e) {
    if (e instanceof WampError) {
        // Rejected by the platform — e.error holds the WAMP error URI
        console.error(`Query rejected: ${e.error}`, e.args);
    } else {
        // Invalid parameters, or no connection
        console.error(`Query failed: ${e.message}`);
    }
}

rows, err := ifl.GetHistory(ctx, "sensordata", &ironflock.TableQueryParams{Limit: 100})
var werr *ironflock.WampError
switch {
case errors.Is(err, ironflock.ErrInvalidArgument):
	// Invalid parameters — e.g. limit out of range, or a malformed filter
	log.Println("Bad query:", err)
case errors.As(err, &werr):
	// Rejected by the platform — werr.URI holds the WAMP error URI
	log.Println("Query rejected:", werr.URI, werr.Args)
case errors.Is(err, wamp.ErrNotConnected):
	// No connection within the operation's wait
	log.Println("Query failed:", err)
case err != nil:
	log.Println("Query failed:", err)
default:
	log.Println(len(rows), "rows")
}

from datetime import datetime, timezone
from ironflock import URI_STORAGE_FULL, wamp_error_uri
 
row = {"tsp": datetime.now(timezone.utc).isoformat(), "temperature": 22.5}
try:
    await ironflock.append_to_table("sensordata", row)
except RuntimeError as err:
    if wamp_error_uri(err) == URI_STORAGE_FULL:
        pending.append(row)  # the appliance's disk is nearly full: append the row later
    else:
        raise

import { WampError, URI_STORAGE_FULL } from "ironflock";
 
const row = { tsp: new Date().toISOString(), temperature: 22.5 };
try {
    await ironflock.appendToTable("sensordata", [row]);
} catch (err) {
    if (err instanceof WampError && err.error === URI_STORAGE_FULL) {
        pending.push(row); // the appliance's disk is nearly full: append the row later
    } else {
        throw err;
    }
}

row := ironflock.Row{"tsp": time.Now(), "temperature": 22.5}
_, err := ifl.AppendToTable(ctx, "sensordata", row)
if ironflock.WampURI(err) == ironflock.URIStorageFull {
	pending = append(pending, row) // the appliance's disk is nearly full: append the row later
} else if err != nil {
	return err
}

def get_sensor_reading(sensor_id):
    """Returns the latest reading from a sensor."""
    reading = read_from_hardware(sensor_id)
    return {
        "sensor_id": sensor_id,
        "temperature": reading.temp,
        "humidity": reading.hum,
        "timestamp": reading.ts
    }
 
await ironflock.register_device_function("sensors.get_latest", get_sensor_reading)