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Basic widget data validation

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This commit is contained in:
Michael Shamoon
2022-10-22 22:48:25 -07:00
parent 5b7d2eaf07
commit 7b7740563e
6 changed files with 88 additions and 2 deletions
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5
src/utils/proxy/handlers/credentialed.js
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@@ -1,5 +1,6 @@
import getServiceWidget from "utils/config/service-helpers";
import { formatApiCall } from "utils/proxy/api-helpers";
import validateWidgetData from "utils/proxy/validate-widget-data";
import { httpProxy } from "utils/proxy/http";
import createLogger from "utils/logger";
import widgets from "widgets/widgets";
@@ -54,6 +55,10 @@ export default async function credentialedProxyHandler(req, res) {
logger.debug("HTTP Error %d calling %s//%s%s...", status, url.protocol, url.hostname, url.pathname);
}
if (!validateWidgetData(widget, endpoint, data)) {
return res.status(500).json({error: {message: "Invalid data", url, data}});
}
if (contentType) res.setHeader("Content-Type", contentType);
return res.status(status).send(data);
}

7
src/utils/proxy/handlers/generic.js
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@@ -1,5 +1,6 @@
import getServiceWidget from "utils/config/service-helpers";
import { formatApiCall } from "utils/proxy/api-helpers";
import validateWidgetData from "utils/proxy/validate-widget-data";
import { httpProxy } from "utils/proxy/http";
import createLogger from "utils/logger";
import widgets from "widgets/widgets";
@@ -32,6 +33,11 @@ export default async function genericProxyHandler(req, res, map) {
});
let resultData = data;
if (!validateWidgetData(widget, endpoint, resultData)) {
return res.status(status).json({error: {message: "Invalid data", url, data: resultData}});
}
if (status === 200 && map) {
resultData = map(data);
}
@@ -44,6 +50,7 @@ export default async function genericProxyHandler(req, res, map) {
if (status >= 400) {
logger.debug("HTTP Error %d calling %s//%s%s...", status, url.protocol, url.hostname, url.pathname);
return res.status(status).json({error: {message: "HTTP Error", url, data}});
}
return res.status(status).send(resultData);

2
src/utils/proxy/http.js
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@@ -98,6 +98,6 @@ export async function httpProxy(url, params = {}) {
catch (err) {
logger.error("Error calling %s//%s%s...", url.protocol, url.hostname, url.pathname);
logger.error(err);
return [500, "application/json", { error: "Unexpected error" }, null];
return [500, "application/json", { error: {message: err?.message ?? "Unknown error", url, rawError: err} }, null];
}
}

22
src/utils/proxy/validate-widget-data.js Normal file
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@@ -0,0 +1,22 @@
import widgets from "widgets/widgets";
export default function validateWidgetData(widget, endpoint, data) {
let valid = true;
let dataParsed;
try {
dataParsed = JSON.parse(data);
} catch (e) {
valid = false;
}
if (dataParsed) {
const validate = widgets[widget.type]?.mappings?.[endpoint]?.validate;
validate.forEach(key => {
if (dataParsed[key] === undefined) {
valid = false;
}
});
}
return valid;
}