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Code

blacklist - throw errors on request/parse failure

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This commit is contained in:
kumavis 2018-10-19 04:51:03 -04:00
parent fb1b8d42ac
commit 65aa0a1d14
1 changed files with 19 additions and 4 deletions
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23
app/scripts/controllers/blacklist.js
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@ -83,8 +83,23 @@ class BlacklistController {
*
*/
async updatePhishingList () {
const response = await fetch('https://api.infura.io/v2/blacklist')
const phishing = await response.json()
// make request
let response
try {
response = await fetch('https://api.infura.io/v2/blacklist')
} catch (err) {
throw new Error(`BlacklistController - failed to fetch blacklist:\n${err.stack}`)
}
// parse response
let rawResponse
let phishing
try {
const rawResponse = await response.text()
phishing = JSON.parse(rawResponse)
} catch (err) {
throw new Error(`BlacklistController - failed to parse blacklist:\n${rawResponse}`)
}
// update current blacklist
this.store.updateState({ phishing })
this._setupPhishingDetector(phishing)
return phishing
@ -97,9 +112,9 @@ class BlacklistController {
*/
scheduleUpdates () {
if (this._phishingUpdateIntervalRef) return
this.updatePhishingList().catch(log.warn)
this.updatePhishingList()
this._phishingUpdateIntervalRef = setInterval(() => {
this.updatePhishingList().catch(log.warn)
this.updatePhishingList()
}, POLLING_INTERVAL)
}