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Support jammy and amazonlinux2 for toolchain install #397

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merged 2 commits into from
May 4, 2023
Merged

Support jammy and amazonlinux2 for toolchain install #397

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2402479
Support Ubuntu 22.04 for toolchain download
kateinoigakukun May 4, 2023
657ca1b
Support amazonlinux2 for toolchain install
kateinoigakukun May 4, 2023
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39 changes: 23 additions & 16 deletions Sources/SwiftToolchain/ToolchainManagement.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -184,22 +184,7 @@ public class ToolchainSystem {
#if os(macOS)
let platformSuffixes = ["osx", "catalina", "macos"]
#elseif os(Linux)
let releaseFile = AbsolutePath("/etc").appending(component: "lsb-release")
guard fileSystem.isFile(releaseFile) else {
throw ToolchainError.unsupportedOperatingSystem
}

let releaseData = try fileSystem.readFileContents(releaseFile).description
let ubuntuSuffix: String
if releaseData.contains("DISTRIB_RELEASE=18.04") {
ubuntuSuffix = "ubuntu18.04"
} else if releaseData.contains("DISTRIB_RELEASE=20.04") {
ubuntuSuffix = "ubuntu20.04"
} else {
throw ToolchainError.unsupportedOperatingSystem
}

let platformSuffixes = ["linux", ubuntuSuffix]
let platformSuffixes = ["linux", try self.inferLinuxDistributionSuffix()]
#endif

terminal.logLookup(
Expand All @@ -212,6 +197,28 @@ public class ToolchainSystem {
}.first
}

private func inferLinuxDistributionSuffix() throws -> String {
guard let releaseFile = [
AbsolutePath.root.appending(components: "etc", "lsb-release"),
AbsolutePath.root.appending(components: "etc", "os-release"),
].first(where: fileSystem.isFile) else {
throw ToolchainError.unsupportedOperatingSystem
}

let releaseData = try fileSystem.readFileContents(releaseFile).description
if releaseData.contains("DISTRIB_RELEASE=18.04") {
return "ubuntu18.04"
} else if releaseData.contains("DISTRIB_RELEASE=20.04") {
return "ubuntu20.04"
} else if releaseData.contains("DISTRIB_RELEASE=22.04") {
return "ubuntu22.04"
} else if releaseData.contains(#"PRETTY_NAME="Amazon Linux 2""#) {
return "amazonlinux2"
} else {
throw ToolchainError.unsupportedOperatingSystem
}
}

/** Infer `swift` binary path matching a given version if any is present, or infer the
version from the `.swift-version` file. If neither version is installed, download it.
*/
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