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feat(http2): add render.http2.push option
This option disables http2 push headers by default as is currently inconsistent with different browser and webservers
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parent
5763d21905
commit
349f6e6219
@ -51,6 +51,9 @@ class Nuxt {
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scrollBehavior: null
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},
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render: {
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http2: {
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push: false
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},
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static: {},
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gzip: {
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threshold: 0
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@ -66,11 +69,11 @@ class Nuxt {
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}
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// Sanitization
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if (options.loading === true) delete options.loading
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if (options.router && typeof options.router.middleware === 'string') options.router.middleware = [ options.router.middleware ]
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if (options.router && typeof options.router.middleware === 'string') options.router.middleware = [options.router.middleware]
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if (options.router && typeof options.router.base === 'string') {
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this._routerBaseSpecified = true
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}
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if (typeof options.transition === 'string') options.transition = { name: options.transition }
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if (typeof options.transition === 'string') options.transition = {name: options.transition}
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this.options = _.defaultsDeep(options, defaults)
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// Ready variable
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this._ready = false
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@ -74,20 +74,23 @@ export async function render (req, res) {
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}
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res.setHeader('ETag', etag)
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}
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// HTTP2 push headers
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if(!error && this.options.render.http2.push) {
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// Parse resourceHints to extract HTTP.2 prefetch/push headers
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// https://w3c.github.io/preload/#server-push-http-2
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const regex = /link rel="([^"]*)" href="([^"]*)" as="([^"]*)"/g
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const pushAssets = []
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let m
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while (m = regex.exec(resourceHints)) { // eslint-disable-line no-cond-assign
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const [_, rel, href, as] = m // eslint-disable-line no-unused-vars
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if (rel === 'preload') {
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pushAssets.push(`<${href}>; rel=${rel}; as=${as}`)
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}
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}
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res.setHeader('Link', pushAssets)
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}
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res.setHeader('Content-Type', 'text/html; charset=utf-8')
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res.setHeader('Content-Length', Buffer.byteLength(html))
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// Parse resourceHints to extract HTTP.2 prefetch/push headers
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// https://w3c.github.io/preload/#server-push-http-2
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const regex = /link rel="([^"]*)" href="([^"]*)" as="([^"]*)"/g
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const pushAssets = []
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let m
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while (m = regex.exec(resourceHints)) { // eslint-disable-line no-cond-assign
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const [_, rel, href, as] = m // eslint-disable-line no-unused-vars
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if (rel === 'preload') {
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pushAssets.push(`<${href}>; rel=${rel}; as=${as}`)
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}
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}
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res.setHeader('Link', pushAssets)
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res.end(html, 'utf8')
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return html
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} catch (err) {
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