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platform.ts
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import
fs
from
"fs"
;
import
*
as
toolrunner
from
"@actions/exec/lib/toolrunner"
;
import
*
as
io
from
"@actions/io"
;
import
*
as
semver
from
"semver"
;
import
type
{
ActionState
,
Logger
}
from
"./action-common"
;
import
{
getErrorMessage
}
from
"./util"
;
/** Platform identifiers used in CodeQL bundle asset names. */
export
enum
BundlePlatform
{
Linux64
=
"linux64"
,
LinuxArm64
=
"linux-arm64"
,
Osx64
=
"osx64"
,
Win64
=
"win64"
,
}
/** Returns the bundle platform, or undefined when an all-platform bundle is required. */
export
function
getBundlePlatform
(
platform
:
NodeJS
.
Platform
=
process
.
platform
,
arch
:
NodeJS
.
Architecture
=
process
.
arch
,
)
:
BundlePlatform
|
undefined
{
switch
(
platform
)
{
case
"win32"
:
return
BundlePlatform
.
Win64
;
case
"linux"
:
return
arch
===
"arm64"
?
BundlePlatform
.
LinuxArm64
:
BundlePlatform
.
Linux64
;
case
"darwin"
:
return
BundlePlatform
.
Osx64
;
default
:
return
undefined
;
}
}
/**
* Tries to determine the version of the Darwin kernel. We use this to approximate the macOS version based
* on the Darwin kernel version so that we don't have to launch an external process. Note that the Darwin
* kernel major version does not correspond perfectly to the macOS major version.
*
*
@returns
* The version as either a semantic version object, the raw version string
* if it is not a semantic version, or `undefined` if we are not on macOS.
*/
export
function
darwinVersion
(
action
:
ActionState
<
[
"Base"
]
>
,
)
:
semver
.
SemVer
|
string
|
undefined
{
// Skip if we are not running on macOS.
if
(
action
.
platform
!==
"darwin"
)
{
return
undefined
;
}
// Try to parse the kernel version string.
const
version
=
semver
.
parse
(
action
.
osRelease
)
;
if
(
version
===
null
)
{
return
action
.
osRelease
;
}
return
version
;
}
/** The static path we check for a symbolic link to the (dynamic) Xcode location. */
export
const
XCODE_SELECT_LINK_PATH
=
"/private/var/db/xcode_select_link"
;
/** The pattern we expect to find in the Xcode path. */
export
const
XCODE_APP_FILENAME_PATTERN
=
new
RegExp
(
/
(?<
filename
>
X
c
o
d
e
_
(?<
majorMinor
>
\d
+
(
\.
\d
+
)
?
)
.
*
\.
a
p
p
)
/
,
)
;
/**
* Tries to determine the version of Xcode that is installed from the resolved symbolic link
* at {
@link
XCODE_SELECT_LINK_PATH}.
*
*
@param
logger The logger to use.
*
@returns
The Xcode version or `undefined` if it couldn't be determined.
*/
export
function
xcodeVersionFromLink
(
logger
:
Logger
,
)
:
semver
.
SemVer
|
undefined
{
try
{
// Read what the symbolic link points to. This will throw if `XCODE_SELECT_LINK_PATH` does not
// exist (`ENOENT`) or is not a symbolic link (`EINVAL`).
const
xcodePath
=
fs
.
readlinkSync
(
XCODE_SELECT_LINK_PATH
)
;
if
(
xcodePath
.
trim
(
)
===
""
)
{
logger
.
debug
(
`Resolving
${
XCODE_SELECT_LINK_PATH
}
unexpectedly returned nothing.`
,
)
;
return
undefined
;
}
// Try to extract the version from the path.
const
matchResult
=
xcodePath
.
match
(
XCODE_APP_FILENAME_PATTERN
)
;
if
(
matchResult
?.
groups
===
undefined
)
{
logger
.
debug
(
`Xcode path '
${
xcodePath
}
' does not contain expected pattern.`
,
)
;
return
undefined
;
}
const
majorMinor
=
matchResult
.
groups
[
"majorMinor"
]
;
const
version
=
semver
.
coerce
(
majorMinor
)
;
if
(
version
===
null
)
{
logger
.
debug
(
`Couldn't parse '
${
majorMinor
}
' as a semantic version.`
)
;
return
undefined
;
}
return
version
;
}
catch
(
err
)
{
logger
.
debug
(
`Unable to determine Xcode version:
${
getErrorMessage
(
err
)
}
`
)
;
return
undefined
;
}
}
/**
* Tries to determine the version of Xcode that is installed by running `xcrun xcodebuild -version`.
*
*
@param
logger The logger to use.
*
@returns
The Xcode version or `undefined` if it couldn't be determined.
*/
export
async
function
xcodeVersionFromXcodeBuild
(
logger
:
Logger
,
)
:
Promise
<
semver
.
SemVer
|
undefined
>
{
try
{
const
xcrun
=
await
io
.
which
(
"xcrun"
,
true
)
;
let
stdout
=
""
;
let
stderr
=
""
;
const
exitCode
=
await
new
toolrunner
.
ToolRunner
(
xcrun
,
[
"xcodebuild"
,
"-version"
]
,
{
silent
:
true
,
ignoreReturnCode
:
true
,
listeners
:
{
stdout
:
(
data
:
Buffer
)
=>
{
stdout
+=
data
.
toString
(
"utf-8"
)
;
}
,
stderr
:
(
data
:
Buffer
)
=>
{
stderr
+=
data
.
toString
(
"utf-8"
)
;
}
,
}
,
}
,
)
.
exec
(
)
;
if
(
exitCode
!==
0
)
{
logger
.
debug
(
`xcodebuild returned exit code
${
exitCode
}
`
)
;
logger
.
debug
(
`stdout:\n
${
stdout
}
`
)
;
logger
.
debug
(
`stderr:\n
${
stderr
}
`
)
;
return
undefined
;
}
// The output contains a couple of lines, but we only care about the product version.
const
match
=
stdout
.
match
(
/
^
X
c
o
d
e
(
\d
+
(
\.
\d
+
)
?
)
/
)
;
if
(
match
===
null
)
{
logger
.
debug
(
`Output doesn't appear to contain the Xcode product version.`
,
)
;
logger
.
debug
(
`stdout:\n
${
stdout
}
`
)
;
logger
.
debug
(
`stderr:\n
${
stderr
}
`
)
;
return
undefined
;
}
// We expect the output to only be a version string. Try to parse it into a semver.
const
version
=
semver
.
coerce
(
match
[
1
]
.
trim
(
)
)
;
if
(
version
===
null
)
{
logger
.
debug
(
`xcodebuild's output couldn't be parsed as a version:\n
${
stdout
}
`
,
)
;
logger
.
debug
(
`stderr:\n
${
stderr
}
`
)
;
return
undefined
;
}
return
version
;
}
catch
(
err
)
{
logger
.
debug
(
`Unable to determine Xcode version from xcodebuild:
${
getErrorMessage
(
err
)
}
`
,
)
;
return
undefined
;
}
}
/**
* Tries to determine the version of the Xcode SDK that is installed by running
* `xcrun --sdk macosx --show-sdk-version`.
*
*
@param
logger The logger to use.
*
@returns
The Xcode SDK version or `undefined` if it couldn't be determined.
*/
export
async
function
xcodeSdkVersion
(
logger
:
Logger
,
)
:
Promise
<
semver
.
SemVer
|
undefined
>
{
try
{
const
xcrun
=
await
io
.
which
(
"xcrun"
,
true
)
;
let
stdout
=
""
;
let
stderr
=
""
;
const
exitCode
=
await
new
toolrunner
.
ToolRunner
(
xcrun
,
[
"--sdk"
,
"macosx"
,
"--show-sdk-version"
]
,
{
silent
:
true
,
ignoreReturnCode
:
true
,
listeners
:
{
stdout
:
(
data
:
Buffer
)
=>
{
stdout
+=
data
.
toString
(
"utf-8"
)
;
}
,
stderr
:
(
data
:
Buffer
)
=>
{
stderr
+=
data
.
toString
(
"utf-8"
)
;
}
,
}
,
}
,
)
.
exec
(
)
;
if
(
exitCode
!==
0
)
{
logger
.
debug
(
`xcrun returned exit code
${
exitCode
}
`
)
;
logger
.
debug
(
`stdout:\n
${
stdout
}
`
)
;
logger
.
debug
(
`stderr:\n
${
stderr
}
`
)
;
return
undefined
;
}
// We expect the output to only be a version string. Try to parse it into a semver.
const
version
=
semver
.
coerce
(
stdout
.
trim
(
)
)
;
if
(
version
===
null
)
{
logger
.
debug
(
`xcrun's output couldn't be parsed as a version:\n
${
stdout
}
`
,
)
;
logger
.
debug
(
`stderr:\n
${
stderr
}
`
)
;
return
undefined
;
}
return
version
;
}
catch
(
err
)
{
logger
.
debug
(
`Unable to determine Xcode SDK version:
${
getErrorMessage
(
err
)
}
`
,
)
;
return
undefined
;
}
}
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