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Lengthen cache ttl on 404s

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This commit is contained in:
Michael Jackson 2019-01-28 12:15:05 -08:00
parent 8479400c23
commit 20c4926e13
1 changed files with 23 additions and 17 deletions

12
modules/middleware/findFile.js

@ -94,9 +94,7 @@ function searchEntries(tarballStream, entryName, wantsIndex) {
const chunks = []; const chunks = [];
stream stream.on('data', chunk => chunks.push(chunk)).on('end', () => {
.on('data', chunk => chunks.push(chunk))
.on('end', () => {
const content = Buffer.concat(chunks); const content = Buffer.concat(chunks);
// Set some extra properties for files that we will // Set some extra properties for files that we will
@ -139,6 +137,10 @@ export default function findFile(req, res, next) {
if (!foundEntry) { if (!foundEntry) {
return res return res
.status(404) .status(404)
.set({
'Cache-Control': 'public, max-age=31536000', // 1 year
'Cache-Tag': 'missing, missing-entry'
})
.type('text') .type('text')
.send(`Cannot find "${req.filename}" in ${req.packageSpec}`); .send(`Cannot find "${req.filename}" in ${req.packageSpec}`);
} }
@ -158,6 +160,10 @@ export default function findFile(req, res, next) {
} else { } else {
return res return res
.status(404) .status(404)
.set({
'Cache-Control': 'public, max-age=31536000', // 1 year
'Cache-Tag': 'missing, missing-index'
})
.type('text') .type('text')
.send( .send(
`Cannot find an index in "${req.filename}" in ${ `Cannot find an index in "${req.filename}" in ${