139 lines
2.9 KiB
TypeScript
139 lines
2.9 KiB
TypeScript
namespace _heimdall.state_repository
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{
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/**
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*/
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function condition_decode(
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condition_encoded : int
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) : _heimdall.enum_condition
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{
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return {
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0: enum_condition.unknown,
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1: enum_condition.ok,
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2: enum_condition.concerning,
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3: enum_condition.critical,
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}[condition_encoded];
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}
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/**
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*/
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function condition_encode(
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condition : _heimdall.enum_condition
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) : int
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{
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switch (condition) {
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case enum_condition.unknown: return 0;
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case enum_condition.ok: return 1;
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case enum_condition.concerning: return 2;
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case enum_condition.critical: return 3;
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}
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}
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/**
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*/
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export async function setup(
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database_path : string
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) : Promise<void>
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{
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const result = await _heimdall.helpers.sqlite.query_set(
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database_path,
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{
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"template": "CREATE TABLE IF NOT EXISTS results(check_name TEXT NOT NULL, timestamp INTEGER NOT NULL, condition TEXT NOT NULL, notification_sent BOOLEAN NOT NULL, info TEXT NOT NULL);",
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"arguments": {
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},
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},
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);
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}
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/**
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*/
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export async function clean(
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database_path : string,
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time_to_live : int,
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erase_state : boolean
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) : Promise<int>
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{
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const result = await _heimdall.helpers.sqlite.query_put(
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database_path,
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{
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"template": "DELETE FROM results WHERE ((timestamp < :timestamp_min) OR :erase_state);",
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"arguments": {
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"timestamp_min": Math.floor((Date.now() / 1000) - time_to_live),
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"erase_state": erase_state,
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},
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}
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);
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return result.affected;
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}
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/**
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*/
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export async function probe(
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database_path : string,
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check_name : string,
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threshold : int
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) : Promise<
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Array<
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{
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timestamp : int;
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condition : _heimdall.enum_condition;
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notification_sent : boolean;
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}
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>
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>
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{
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const rows : Array<Array<any>> = await _heimdall.helpers.sqlite.query_get(
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database_path,
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{
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"template": "SELECT timestamp, condition, notification_sent FROM results WHERE (check_name = :check_name) ORDER BY timestamp DESC LIMIT :limit;",
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"arguments": {
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"check_name": check_name,
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"limit": threshold,
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},
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}
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);
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return (
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rows
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.map(
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row => ({
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"timestamp": row[0],
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"condition": condition_decode(row[1]),
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"notification_sent": row[2],
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})
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)
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);
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}
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/**
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*/
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export async function feed(
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database_path : string,
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check_name : string,
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timestamp : int,
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condition : _heimdall.enum_condition,
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shall_send_notification : boolean,
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info : any
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) : Promise<void>
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{
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await _heimdall.helpers.sqlite.query_put(
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database_path,
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{
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"template": "INSERT INTO results(check_name, timestamp, condition, notification_sent, info) VALUES (:check_name, :timestamp, :condition, :notification_sent, :info);",
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"arguments": {
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"check_name": check_name,
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"timestamp": timestamp,
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"condition": condition_encode(condition),
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"notification_sent": shall_send_notification,
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"info": lib_plankton.json.encode(info),
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}
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}
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);
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}
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}
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