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c79cf232
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体验新版 GitCode,发现更多精彩内容 >>
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c79cf232
编写于
5月 09, 2019
作者:
J
Joe Haddad
提交者:
JJ Kasper
5月 09, 2019
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
Store multiple flying shuttles (#7289)
上级
74398d09
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
77 addition
and
2 deletion
+77
-2
packages/next/build/flying-shuttle.ts
packages/next/build/flying-shuttle.ts
+77
-2
未找到文件。
packages/next/build/flying-shuttle.ts
浏览文件 @
c79cf232
...
...
@@ -18,6 +18,8 @@ const fsExists = promisify(fs.exists)
const
fsReadFile
=
promisify
(
fs
.
readFile
)
const
fsWriteFile
=
promisify
(
fs
.
writeFile
)
const
fsCopyFile
=
promisify
(
fs
.
copyFile
)
const
fsReadDir
=
promisify
(
fs
.
readdir
)
const
fsLstat
=
promisify
(
fs
.
lstat
)
type
ChunkGraphManifest
=
{
sharedFiles
:
string
[]
|
undefined
...
...
@@ -27,8 +29,42 @@ type ChunkGraphManifest = {
hashes
:
{
[
page
:
string
]:
string
}
}
function
isShuttleValid
({
manifestPath
,
pagesDirectory
,
parentCacheIdentifier
,
}:
{
manifestPath
:
string
pagesDirectory
:
string
parentCacheIdentifier
:
string
})
{
const
manifest
=
require
(
manifestPath
)
as
ChunkGraphManifest
const
{
sharedFiles
,
hashes
}
=
manifest
if
(
!
sharedFiles
)
{
return
false
}
return
!
sharedFiles
.
map
(
file
=>
{
const
filePath
=
path
.
join
(
path
.
dirname
(
pagesDirectory
),
file
)
const
exists
=
fs
.
existsSync
(
filePath
)
if
(
!
exists
)
{
return
true
}
const
hash
=
crypto
.
createHash
(
'
sha1
'
)
.
update
(
parentCacheIdentifier
)
.
update
(
fs
.
readFileSync
(
filePath
))
.
digest
(
'
hex
'
)
return
hash
!==
hashes
[
file
]
})
.
some
(
Boolean
)
}
export
class
FlyingShuttle
{
private
shuttleDirectory
:
string
private
apexShuttleDirectory
:
string
private
flyingShuttleId
:
string
private
buildId
:
string
private
pagesDirectory
:
string
...
...
@@ -57,12 +93,13 @@ export class FlyingShuttle {
cacheIdentifier
:
string
})
{
mkdirpModule
.
sync
(
(
this
.
s
huttleDirectory
=
path
.
join
(
(
this
.
apexS
huttleDirectory
=
path
.
join
(
distDirectory
,
'
cache
'
,
'
next-flying-shuttle
'
))
)
this
.
flyingShuttleId
=
crypto
.
randomBytes
(
16
).
toString
(
'
hex
'
)
this
.
buildId
=
buildId
this
.
pagesDirectory
=
pagesDirectory
...
...
@@ -70,7 +107,45 @@ export class FlyingShuttle {
this
.
parentCacheIdentifier
=
cacheIdentifier
}
get
shuttleDirectory
()
{
return
path
.
join
(
this
.
apexShuttleDirectory
,
this
.
flyingShuttleId
)
}
private
getShuttleIds
=
async
()
=>
(
await
Promise
.
all
(
await
fsReadDir
(
this
.
apexShuttleDirectory
).
then
(
shuttleFiles
=>
shuttleFiles
.
map
(
async
f
=>
({
file
:
f
,
stats
:
await
fsLstat
(
path
.
join
(
this
.
apexShuttleDirectory
,
f
)),
}))
)
))
.
filter
(({
stats
})
=>
stats
.
isDirectory
())
.
map
(({
file
})
=>
file
)
private
findShuttleId
=
async
()
=>
{
const
shuttles
=
await
this
.
getShuttleIds
()
return
shuttles
.
find
(
shuttleId
=>
{
try
{
const
manifestPath
=
path
.
join
(
this
.
apexShuttleDirectory
,
shuttleId
,
CHUNK_GRAPH_MANIFEST
)
return
isShuttleValid
({
manifestPath
,
pagesDirectory
:
this
.
pagesDirectory
,
parentCacheIdentifier
:
this
.
parentCacheIdentifier
,
})
}
catch
(
_
)
{}
return
false
})
}
hasShuttle
=
async
()
=>
{
const
existingFlyingShuttleId
=
await
this
.
findShuttleId
()
this
.
flyingShuttleId
=
existingFlyingShuttleId
||
this
.
flyingShuttleId
const
found
=
this
.
shuttleBuildId
&&
(
await
fsExists
(
path
.
join
(
this
.
shuttleDirectory
,
CHUNK_GRAPH_MANIFEST
)))
...
...
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