380 lines
8 KiB
TypeScript
380 lines
8 KiB
TypeScript
namespace _heimdall.check_kinds.file_state
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{
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/**
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*/
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function parameters_schema(
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) : _heimdall.helpers.json_schema.type_schema
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{
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return {
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"type": "object",
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"additionalProperties": false,
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"properties": {
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"path": {
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"type": "string"
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},
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"exist_mode": {
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"description": "whether the file is supposed to exist or not",
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"type": "boolean",
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"default": true,
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},
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"exist_critical": {
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"description": "whether a violation of the extist state (parameter 'exist_mode') shall be considered as critical (true) or concerning (false)",
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"type": "boolean",
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"default": true,
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},
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"age_threshold_concerning": {
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"description": "in seconds; ignored if 'exist_mode' is set to false",
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"anyOf": [
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{
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"type": "null",
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},
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{
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"type": "integer",
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"exclusiveMinimum": 0,
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},
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],
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"default": null,
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},
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"age_threshold_critical": {
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"description": "in seconds; ignored if 'exist_mode' is set to false",
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"anyOf": [
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{
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"type": "null",
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},
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{
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"type": "integer",
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"exclusiveMinimum": 0,
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},
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],
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"default": null,
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},
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"size_threshold_concerning": {
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"description": "in bytes; ignored if 'exist_mode' is set to false",
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"anyOf": [
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{
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"type": "null",
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},
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{
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"type": "integer",
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"exclusiveMinimum": 0,
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},
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],
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"default": null,
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},
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"size_threshold_critical": {
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"description": "in bytes; ignored if 'exist_mode' is set to false",
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"anyOf": [
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{
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"type": "null",
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},
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{
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"type": "integer",
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"exclusiveMinimum": 0,
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},
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],
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"default": null,
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},
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// deprecated
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"strict": {
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"deprecated": true,
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"description": "",
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"type": "boolean",
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"default": true,
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},
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"exist": {
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"deprecated": true,
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"description": "",
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"type": "boolean",
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"default": true,
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},
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"age_threshold": {
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"deprecated": true,
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"description": "",
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"anyOf": [
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{
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"type": "null",
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},
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{
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"type": "integer",
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"exclusiveMinimum": 0,
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},
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],
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"default": null,
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},
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"size_threshold": {
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"deprecated": true,
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"description": "",
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"anyOf": [
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{
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"type": "null",
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},
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{
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"type": "integer",
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"exclusiveMinimum": 0,
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},
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],
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"default": null,
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},
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},
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"required": [
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"path",
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]
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};
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}
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/**
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*/
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function normalize_order_node(
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node : any
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) : any
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{
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const version : string = (
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(! ("exist_mode" in node))
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? "v1"
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: "v2"
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);
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switch (version) {
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default: {
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throw (new Error("unhandled version"));
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break;
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}
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case "v1": {
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if (! ("path" in node)) {
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throw new Error("missing mandatory field 'path'");
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}
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else {
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const node_ = Object.assign(
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{
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"strict": true,
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"exist": true,
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"age_threshold": null,
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"size_threshold": null,
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},
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node
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);
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return {
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"path": node["path"],
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"exist_mode": node_["exist"],
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"exist_critical": node_["strict"],
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"age_threshold_concerning": (
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node_["strict"]
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? null
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: node_["age_threshold"]
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),
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"age_threshold_critical": (
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node_["strict"]
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? node_["age_threshold"]
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: null
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),
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"size_threshold_concerning": (
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node_["strict"]
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? null
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: node_["age_threshold"]
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),
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"size_threshold_critical": (
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node_["strict"]
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? node_["age_threshold"]
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: null
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),
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};
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}
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break;
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}
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case "v2": {
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if (! ("path" in node)) {
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throw new Error("missing mandatory field 'path'");
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}
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else {
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const node_ = Object.assign(
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{
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"exist_mode": true,
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"exist_critical": true,
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"age_threshold_concerning": null,
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"age_threshold_critical": null,
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"size_threshold_concerning": null,
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"size_threshold_critical": null,
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},
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node
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);
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return node_;
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}
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break;
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}
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}
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}
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/**
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*/
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async function run(
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parameters
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) : Promise<_heimdall.type_result>
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{
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const nm_fs = require("fs");
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let condition : _heimdall.enum_condition = _heimdall.enum_condition.ok;
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let faults : Array<string> = [];
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let data : Record<string, any> = {};
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let exists : boolean;
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let stats : {
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ctime : float;
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size : int;
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};
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await new Promise<void>(
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(resolve, reject) => {
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nm_fs.stat(
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parameters["path"],
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{
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"bigint": false,
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},
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(err, stats_) => {
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if (err) {
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exists = false;
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stats = null;
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resolve(undefined);
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}
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else {
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exists = true;
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stats = stats_;
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resolve(undefined);
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}
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}
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);
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}
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);
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if (! parameters["exist_mode"]) {
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if (exists) {
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condition = (
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parameters["exist_critical"]
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? _heimdall.enum_condition.concerning
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: _heimdall.enum_condition.critical
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);
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faults.push(lib_plankton.translate.get("checks.file_state.exists"));
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}
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else {
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// do nothing
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}
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}
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else {
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if (! exists) {
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condition = (
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parameters["exist_critical"]
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? _heimdall.enum_condition.concerning
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: _heimdall.enum_condition.critical
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);
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faults.push(lib_plankton.translate.get("checks.file_state.missing"));
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}
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else {
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// age
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{
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const timestamp_this : int = _heimdall.get_current_timestamp();
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const timestamp_that : int = Math.floor(stats.ctime);
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const age : int = (timestamp_this - timestamp_that);
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if (age < 0) {
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condition = _heimdall.enum_condition.critical;
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faults.push(lib_plankton.translate.get("checks.file_state.timestamp_implausible"));
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}
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else {
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if (
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(parameters["age_threshold_critical"] !== null)
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&&
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(age > parameters["age_threshold_critical"])
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) {
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condition = _heimdall.enum_condition.critical;
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faults.push(lib_plankton.translate.get("checks.file_state.too_old"));
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}
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else {
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if (
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(parameters["age_threshold_concerning"] !== null)
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&&
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(age > parameters["age_threshold_concerning"])
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) {
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condition = _heimdall.enum_condition.critical;
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faults.push(lib_plankton.translate.get("checks.file_state.too_old"));
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}
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else {
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// do nothing
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}
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}
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}
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data = Object.assign(
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data,
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{
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"timestamp_of_checking_instance": timestamp_this,
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"timestamp_of_file": timestamp_that,
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"age_value_in_seconds": age,
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"age_threshold_in_seconds_concerning": parameters["age_threshold_concerning"],
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"age_threshold_in_seconds_critical": parameters["age_threshold_critical"],
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}
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);
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}
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// size
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{
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const size : int = stats.size;
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if (size < 0) {
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condition = _heimdall.enum_condition.critical;
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faults.push(lib_plankton.translate.get("checks.file_state.size_implausible"));
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}
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else {
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if (
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(parameters["size_threshold_critical"] !== null)
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&&
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(size > parameters["size_threshold_critical"])
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) {
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condition = _heimdall.enum_condition.critical;
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faults.push(lib_plankton.translate.get("checks.file_state.too_big"));
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}
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else {
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if (
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(parameters["size_threshold_concerning"] !== null)
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&&
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(size > parameters["size_threshold_concerning"])
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) {
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condition = _heimdall.enum_condition.critical;
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faults.push(lib_plankton.translate.get("checks.file_state.too_big"));
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}
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else {
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// do nothing
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}
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}
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}
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data = Object.assign(
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data,
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{
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"size_value_in_bytes": size,
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"size_threshold_in_bytes": parameters["size_threshold"],
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}
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);
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}
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}
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}
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return {
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"condition": condition,
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"info": {
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"path": parameters["path"],
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"faults": faults,
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"data": data,
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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 function check_kind_implementation(
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) : type_check_kind
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{
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return {
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"parameters_schema": parameters_schema,
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"normalize_order_node": normalize_order_node,
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"run": run,
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};
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}
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}
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