build/dashboard/builders.go

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Go

// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Package dashboard contains shared configuration and logic used by various
// pieces of the Go continuous build system.
package dashboard
import (
"fmt"
"os"
"sort"
"strconv"
"strings"
"time"
"golang.org/x/build/buildenv"
"golang.org/x/build/maintner/maintnerd/maintapi/version"
"golang.org/x/build/types"
)
// slowBotAliases maps short names from TRY= comments to which builder to run.
//
// TODO: we'll likely expand this, or move it, or change the matching
// syntax entirely. This is a first draft.
var slowBotAliases = map[string]string{
// Known missing builders:
"openbsd-arm": "",
"openbsd-arm64": "",
"nacl-arm": "",
"darwin-arm": "", // TODO(golang.org/issue/37611): Remove once port is removed.
"darwin-arm64": "", // TODO(golang.org/issue/39782): Add builder for darwin/arm64.
"386": "linux-386",
"aix": "aix-ppc64",
"amd64": "linux-amd64",
"amd64p32": "nacl-amd64p32",
"android": "android-amd64-emu",
"android-386": "android-386-emu",
"android-amd64": "android-amd64-emu",
"android-arm": "android-arm-corellium",
"android-arm64": "android-arm64-corellium",
"arm": "linux-arm",
"arm64": "linux-arm64-packet",
"arm64p32": "nacl-amd64p32",
"darwin": "darwin-amd64-10_14",
"darwin-386": "darwin-386-10_14", // TODO(golang.org/issue/37610): Remove when Go 1.14 is no longer supported.
"darwin-amd64": "darwin-amd64-10_14",
"ios-arm64": "ios-arm64-corellium",
"dragonfly": "dragonfly-amd64",
"freebsd": "freebsd-amd64-12_0",
"freebsd-386": "freebsd-386-12_0",
"freebsd-amd64": "freebsd-amd64-12_0",
"freebsd-arm": "freebsd-arm-paulzhol",
"freebsd-arm64": "freebsd-arm64-dmgk",
"illumos": "illumos-amd64",
"ios": "ios-arm64-corellium",
"js": "js-wasm",
"linux": "linux-amd64",
"linux-arm64": "linux-arm64-packet",
"linux-mips": "linux-mips-rtrk",
"linux-mips64": "linux-mips64-rtrk",
"linux-mips64le": "linux-mips64le-mengzhuo",
"linux-mipsle": "linux-mipsle-rtrk",
"linux-ppc64": "linux-ppc64-buildlet",
"linux-ppc64le": "linux-ppc64le-buildlet",
"linux-riscv64": "linux-riscv64-unleashed",
"linux-s390x": "linux-s390x-ibm",
"longtest": "linux-amd64-longtest",
"mac": "darwin-amd64-10_14",
"macos": "darwin-amd64-10_14",
"mips": "linux-mips-rtrk",
"mips64": "linux-mips64-rtrk",
"mips64le": "linux-mips64le-mengzhuo",
"mipsle": "linux-mipsle-rtrk",
"nacl": "nacl-amd64p32",
"nacl-387": "nacl-386",
"nacl-arm64p32": "nacl-amd64p32",
"netbsd": "netbsd-amd64-9_0",
"netbsd-386": "netbsd-386-9_0",
"netbsd-amd64": "netbsd-amd64-9_0",
"netbsd-arm": "netbsd-arm-bsiegert",
"netbsd-arm64": "netbsd-arm64-bsiegert",
"openbsd": "openbsd-amd64-64",
"openbsd-386": "openbsd-386-64",
"openbsd-amd64": "openbsd-amd64-64",
"plan9": "plan9-arm",
"plan9-386": "plan9-386-0intro",
"plan9-amd64": "plan9-amd64-9front",
"ppc64": "linux-ppc64-buildlet",
"ppc64le": "linux-ppc64le-buildlet",
"riscv64": "linux-riscv64-unleashed",
"s390x": "linux-s390x-ibm",
"solaris": "solaris-amd64-oraclerel",
"solaris-amd64": "solaris-amd64-oraclerel",
"wasm": "js-wasm",
"windows": "windows-amd64-2016",
"windows-386": "windows-386-2008",
"windows-amd64": "windows-amd64-2016",
}
// Builders are the different build configurations.
// The keys are like "darwin-amd64" or "linux-386-387".
// This map should not be modified by other packages.
// Initialization happens below, via calls to addBuilder.
var Builders = map[string]*BuildConfig{}
// Hosts contains the names and configs of all the types of
// buildlets. They can be VMs, containers, or dedicated machines.
var Hosts = map[string]*HostConfig{
"host-linux-jessie": &HostConfig{
Notes: "Debian Jessie, our standard Linux container image.",
ContainerImage: "linux-x86-jessie:latest",
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.linux-amd64",
env: []string{"GOROOT_BOOTSTRAP=/go1.4"},
SSHUsername: "root",
},
"host-linux-stretch": &HostConfig{
Notes: "Debian Stretch",
ContainerImage: "linux-x86-stretch:latest",
machineType: "n1-standard-4", // 4 vCPUs, 15 GB mem
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.linux-amd64",
env: []string{"GOROOT_BOOTSTRAP=/go1.4"},
SSHUsername: "root",
},
"host-linux-stretch-morecpu": &HostConfig{
Notes: "Debian Stretch, but on n1-highcpu-16",
ContainerImage: "linux-x86-stretch:latest",
machineType: "n1-highcpu-16", // 16 vCPUs, 14.4 GB mem
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.linux-amd64",
env: []string{"GOROOT_BOOTSTRAP=/go1.4"},
SSHUsername: "root",
},
"host-linux-stretch-vmx": &HostConfig{
Notes: "Debian Stretch w/ Nested Virtualization (VMX CPU bit) enabled, for testing",
ContainerImage: "linux-x86-stretch:latest",
NestedVirt: true,
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.linux-amd64",
env: []string{"GOROOT_BOOTSTRAP=/go1.4"},
SSHUsername: "root",
},
"host-linux-armhf-cross": &HostConfig{
Notes: "Debian with armhf cross-compiler, built from env/crosscompile/linux-armhf",
ContainerImage: "linux-armhf-cross:latest",
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.linux-amd64",
env: []string{"GOROOT_BOOTSTRAP=/go1.4"},
},
"host-linux-armel-cross": &HostConfig{
Notes: "Debian with armel cross-compiler, from env/crosscompile/linux-armel",
ContainerImage: "linux-armel-cross:latest",
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.linux-amd64",
env: []string{"GOROOT_BOOTSTRAP=/go1.4"},
},
"host-linux-amd64-localdev": &HostConfig{
IsReverse: true,
ExpectNum: 0,
Notes: "for localhost development of buildlets/gomote/coordinator only",
SSHUsername: os.Getenv("USER"),
},
"host-nacl": &HostConfig{
Notes: "Container with Native Client binaries.",
ContainerImage: "linux-x86-nacl:latest",
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.linux-amd64",
env: []string{"GOROOT_BOOTSTRAP=/go1.4"},
},
"host-js-wasm": &HostConfig{
Notes: "Container with node.js for testing js/wasm.",
ContainerImage: "js-wasm:latest",
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.linux-amd64",
env: []string{"GOROOT_BOOTSTRAP=/go1.4"},
SSHUsername: "root",
},
"host-s390x-cross": &HostConfig{
Notes: "Container with s390x cross-compiler.",
ContainerImage: "linux-s390x-cross:latest",
buildletURLTmpl: "https://storage.googleapis.com/$BUCKET/buildlet.linux-amd64",
env: []string{"GOROOT_BOOTSTRAP=/go1.4"},
},
"host-linux-x86-alpine": &HostConfig{
Notes: "Alpine container",
ContainerImage: "linux-x86-alpine:latest",
buildletURLTmpl: "https://storage.googleapis.com/$BUCKET/buildlet.linux-amd64-static",
env: []string{"GOROOT_BOOTSTRAP=/usr/lib/go"},
SSHUsername: "root",
},
"host-linux-clang": &HostConfig{
Notes: "Container with clang.",
ContainerImage: "linux-x86-clang:latest",
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.linux-amd64",
env: []string{"GOROOT_BOOTSTRAP=/go1.4"},
SSHUsername: "root",
},
"host-linux-sid": &HostConfig{
Notes: "Debian sid, updated occasionally.",
ContainerImage: "linux-x86-sid:latest",
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.linux-amd64",
env: []string{"GOROOT_BOOTSTRAP=/go1.4"},
SSHUsername: "root",
},
"host-linux-fedora": &HostConfig{
Notes: "Fedora 30",
ContainerImage: "linux-x86-fedora:latest",
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.linux-amd64",
env: []string{"GOROOT_BOOTSTRAP=/goboot"},
SSHUsername: "root",
},
"host-linux-arm-scaleway": &HostConfig{
IsReverse: true,
HermeticReverse: true,
ExpectNum: 50,
env: []string{"GOROOT_BOOTSTRAP=/usr/local/go"},
SSHUsername: "root",
},
"host-linux-arm5spacemonkey": &HostConfig{
IsReverse: true,
ExpectNum: 3,
env: []string{"GOROOT_BOOTSTRAP=/usr/local/go"},
OwnerGithub: "esnolte", // https://github.com/golang/go/issues/34973#issuecomment-543836871
},
"host-linux-riscv64-unleashed": &HostConfig{
Notes: "SiFive HiFive Unleashed RISC-V board. 8 GB RAM, 4 cores.",
IsReverse: true,
ExpectNum: 1, // for now. Joel's board might join the party later.
OwnerGithub: "bradfitz", // at home
env: []string{"GOROOT_BOOTSTRAP=/usr/local/goboot"},
},
"host-openbsd-amd64-62": &HostConfig{
VMImage: "openbsd-amd64-62",
machineType: "n1-highcpu-4",
buildletURLTmpl: "https://storage.googleapis.com/$BUCKET/buildlet.openbsd-amd64",
goBootstrapURLTmpl: "https://storage.googleapis.com/$BUCKET/gobootstrap-openbsd-amd64-go1_12.tar.gz",
Notes: "OpenBSD 6.2; GCE VM is built from script in build/env/openbsd-amd64",
SSHUsername: "gopher",
},
"host-openbsd-386-62": &HostConfig{
VMImage: "openbsd-386-62-a",
machineType: "n1-highcpu-4",
buildletURLTmpl: "https://storage.googleapis.com/$BUCKET/buildlet.openbsd-386",
goBootstrapURLTmpl: "https://storage.googleapis.com/$BUCKET/gobootstrap-openbsd-386-go1_12.tar.gz",
Notes: "OpenBSD 6.2; GCE VM is built from script in build/env/openbsd-386",
SSHUsername: "gopher",
},
"host-openbsd-amd64-64": &HostConfig{
VMImage: "openbsd-amd64-64-190129a",
MinCPUPlatform: "Intel Skylake", // for better TSC? Maybe? see Issue 29223. builds faster at least.
machineType: "n1-highcpu-4",
buildletURLTmpl: "https://storage.googleapis.com/$BUCKET/buildlet.openbsd-amd64",
goBootstrapURLTmpl: "https://storage.googleapis.com/$BUCKET/gobootstrap-openbsd-amd64-go1_12.tar.gz",
Notes: "OpenBSD 6.4 with hw.smt=1; GCE VM is built from script in build/env/openbsd-amd64",
SSHUsername: "gopher",
},
"host-openbsd-386-64": &HostConfig{
VMImage: "openbsd-386-64",
machineType: "n1-highcpu-4",
buildletURLTmpl: "https://storage.googleapis.com/$BUCKET/buildlet.openbsd-386",
goBootstrapURLTmpl: "https://storage.googleapis.com/$BUCKET/gobootstrap-openbsd-386-go1_12.tar.gz",
Notes: "OpenBSD 6.4; GCE VM is built from script in build/env/openbsd-386",
SSHUsername: "gopher",
},
"host-openbsd-arm-joelsing": &HostConfig{
IsReverse: true,
ExpectNum: 1,
env: []string{"GOROOT_BOOTSTRAP=/usr/local/go"},
OwnerGithub: "4a6f656c",
},
"host-freebsd-11_1": &HostConfig{
VMImage: "freebsd-amd64-111-b",
Notes: "FreeBSD 11.1; GCE VM is built from script in build/env/freebsd-amd64",
machineType: "n1-highcpu-4",
buildletURLTmpl: "https://storage.googleapis.com/$BUCKET/buildlet.freebsd-amd64",
goBootstrapURLTmpl: "https://storage.googleapis.com/$BUCKET/go1.4-freebsd-amd64.tar.gz",
env: []string{"CC=clang"},
SSHUsername: "gopher",
},
"host-freebsd-11_1-big": &HostConfig{
VMImage: "freebsd-amd64-111-b",
Notes: "Same as host-freebsd-11_1, but on n1-highcpu-16",
machineType: "n1-highcpu-16", // 16 vCPUs, 14.4 GB mem
buildletURLTmpl: "https://storage.googleapis.com/$BUCKET/buildlet.freebsd-amd64",
goBootstrapURLTmpl: "https://storage.googleapis.com/$BUCKET/go1.4-freebsd-amd64.tar.gz",
env: []string{"CC=clang"},
SSHUsername: "gopher",
},
"host-freebsd-11_2": &HostConfig{
VMImage: "freebsd-amd64-112",
Notes: "FreeBSD 11.2; GCE VM is built from script in build/env/freebsd-amd64",
machineType: "n1-highcpu-4",
buildletURLTmpl: "https://storage.googleapis.com/$BUCKET/buildlet.freebsd-amd64",
goBootstrapURLTmpl: "https://storage.googleapis.com/$BUCKET/go1.4-freebsd-amd64.tar.gz",
SSHUsername: "gopher",
},
"host-freebsd-12_0": &HostConfig{
VMImage: "freebsd-amd64-120-v1",
Notes: "FreeBSD 12.0; GCE VM is built from script in build/env/freebsd-amd64",
machineType: "n1-highcpu-4",
buildletURLTmpl: "https://storage.googleapis.com/$BUCKET/buildlet.freebsd-amd64",
goBootstrapURLTmpl: "https://storage.googleapis.com/$BUCKET/go1.4-freebsd-amd64.tar.gz",
SSHUsername: "gopher",
},
"host-netbsd-amd64-9_0": &HostConfig{
VMImage: "netbsd-amd64-9-0-2019q4",
Notes: "NetBSD 9.0; GCE VM is built from script in build/env/netbsd-amd64",
machineType: "n1-highcpu-4",
buildletURLTmpl: "https://storage.googleapis.com/$BUCKET/buildlet.netbsd-amd64",
goBootstrapURLTmpl: "https://storage.googleapis.com/$BUCKET/gobootstrap-netbsd-amd64-2da6b33.tar.gz",
SSHUsername: "root",
},
"host-netbsd-386-9_0": &HostConfig{
VMImage: "netbsd-i386-9-0-2019q4",
Notes: "NetBSD 9.0; GCE VM is built from script in build/env/netbsd-386",
machineType: "n1-highcpu-4",
buildletURLTmpl: "https://storage.googleapis.com/$BUCKET/buildlet.netbsd-386",
goBootstrapURLTmpl: "https://storage.googleapis.com/$BUCKET/gobootstrap-netbsd-386-0b3b511.tar.gz",
SSHUsername: "root",
},
"host-netbsd-arm-bsiegert": &HostConfig{
IsReverse: true,
ExpectNum: 1,
env: []string{"GOROOT_BOOTSTRAP=/usr/pkg/go112"},
OwnerGithub: "bsiegert",
},
"host-netbsd-arm64-bsiegert": &HostConfig{
IsReverse: true,
ExpectNum: 1,
env: []string{"GOROOT_BOOTSTRAP=/usr/pkg/go114"},
OwnerGithub: "bsiegert",
},
"host-dragonfly-amd64-5_8": &HostConfig{
IsReverse: true,
ExpectNum: 1,
Notes: "DragonFly BSD release version, run by DragonFly team",
env: []string{"GOROOT_BOOTSTRAP=/usr/local/go"},
SSHUsername: "root",
OwnerGithub: "tuxillo",
},
"host-dragonfly-amd64-master": &HostConfig{
IsReverse: true,
ExpectNum: 1,
Notes: "DragonFly BSD master, run by DragonFly team",
env: []string{"GOROOT_BOOTSTRAP=/usr/local/go"},
SSHUsername: "root",
OwnerGithub: "tuxillo",
},
"host-freebsd-arm-paulzhol": &HostConfig{
IsReverse: true,
ExpectNum: 1,
Notes: "Cubiboard2 1Gb RAM dual-core Cortex-A7 (Allwinner A20), FreeBSD 11.1-RELEASE",
env: []string{"GOROOT_BOOTSTRAP=/usr/home/paulzhol/go1.4"},
OwnerGithub: "paulzhol",
},
"host-freebsd-arm64-dmgk": &HostConfig{
IsReverse: true,
ExpectNum: 1,
Notes: "AWS EC2 a1.large 2 vCPU 4GiB RAM, FreeBSD 12.1-STABLE",
env: []string{"GOROOT_BOOTSTRAP=/usr/home/builder/gobootstrap"},
OwnerGithub: "dmgk",
},
"host-plan9-arm-0intro": &HostConfig{
IsReverse: true,
ExpectNum: 1,
Notes: "Raspberry Pi 3 Model B, Plan 9 from Bell Labs",
OwnerGithub: "0intro",
},
"host-plan9-amd64-0intro": &HostConfig{
IsReverse: true,
ExpectNum: 1,
OwnerGithub: "0intro",
},
"host-plan9-386-0intro": &HostConfig{
IsReverse: true,
ExpectNum: 1,
OwnerGithub: "0intro",
},
"host-plan9-386-gce": &HostConfig{
VMImage: "plan9-386-v7",
Notes: "Plan 9 from 0intro; GCE VM is built from script in build/env/plan9-386",
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.plan9-386",
goBootstrapURLTmpl: "https://storage.googleapis.com/$BUCKET/gobootstrap-plan9-386.tar.gz",
// We *were* using n1-standard-1 because Plan 9 can only
// reliably use a single CPU. Using 2 or 4 and we see
// test failures. See:
// https://golang.org/issue/8393
// https://golang.org/issue/9491
// n1-standard-1 has 3.6 GB of memory which WAS (see below)
// overkill (userspace probably only sees 2GB anyway),
// but it's the cheapest option. And plenty to keep
// our ~250 MB of inputs+outputs in its ramfs.
//
// But the docs says "For the n1 series of machine
// types, a virtual CPU is implemented as a single
// hyperthread on a 2.6GHz Intel Sandy Bridge Xeon or
// Intel Ivy Bridge Xeon (or newer) processor. This
// means that the n1-standard-2 machine type will see
// a whole physical core."
//
// ... so we used n1-highcpu-2 (1.80 RAM, still
// plenty), just so we can get 1 whole core for the
// single-core Plan 9. It will see 2 virtual cores and
// only use 1, but we hope that 1 will be more powerful
// and we'll stop timing out on tests.
machineType: "n1-highcpu-4",
env: []string{"GO_TEST_TIMEOUT_SCALE=3"},
},
"host-windows-amd64-2008": &HostConfig{
VMImage: "windows-amd64-server-2008r2-v7",
machineType: "n1-highcpu-4", // 4 vCPUs, 3.6 GB mem
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.windows-amd64",
goBootstrapURLTmpl: "https://storage.googleapis.com/$BUCKET/go1.4-windows-amd64.tar.gz",
SSHUsername: "gopher",
},
"host-windows-amd64-2012": &HostConfig{
VMImage: "windows-amd64-server-2012r2-v7",
machineType: "n1-highcpu-4", // 4 vCPUs, 3.6 GB mem
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.windows-amd64",
goBootstrapURLTmpl: "https://storage.googleapis.com/$BUCKET/go1.4-windows-amd64.tar.gz",
SSHUsername: "gopher",
},
"host-windows-amd64-2016": &HostConfig{
VMImage: "windows-amd64-server-2016-v7",
machineType: "n1-highcpu-4", // 4 vCPUs, 3.6 GB mem
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.windows-amd64",
goBootstrapURLTmpl: "https://storage.googleapis.com/$BUCKET/go1.4-windows-amd64.tar.gz",
SSHUsername: "gopher",
},
"host-windows-amd64-2016-big": &HostConfig{
Notes: "Same as host-windows-amd64-2016, but on n1-highcpu-16",
VMImage: "windows-amd64-server-2016-v7",
machineType: "n1-highcpu-16", // 16 vCPUs, 14.4 GB mem
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.windows-amd64",
goBootstrapURLTmpl: "https://storage.googleapis.com/$BUCKET/go1.4-windows-amd64.tar.gz",
SSHUsername: "gopher",
},
"host-darwin-10_11": &HostConfig{
IsReverse: true,
ExpectNum: 3,
Notes: "MacStadium OS X 10.11 VM under VMWare ESXi",
env: []string{
"GOROOT_BOOTSTRAP=/Users/gopher/go1.4",
},
SSHUsername: "gopher",
HermeticReverse: false, // TODO: make it so, like 10.12
},
"host-darwin-10_12": &HostConfig{
IsReverse: true,
ExpectNum: 4,
Notes: "MacStadium OS X 10.12 VM under VMWare ESXi",
env: []string{
"GOROOT_BOOTSTRAP=/Users/gopher/go1.4",
},
SSHUsername: "gopher",
HermeticReverse: true, // we destroy the VM when done & let cmd/makemac recreate
},
"host-darwin-10_14": &HostConfig{
IsReverse: true,
ExpectNum: 6,
Notes: "MacStadium macOS Mojave (10.14) VM under VMWare ESXi",
env: []string{
"GOROOT_BOOTSTRAP=/Users/gopher/goboot", // Go 1.12.1
},
SSHUsername: "gopher",
HermeticReverse: true, // we destroy the VM when done & let cmd/makemac recreate
},
"host-darwin-10_15": &HostConfig{
IsReverse: true,
ExpectNum: 7,
Notes: "MacStadium macOS Catalina (10.15) VM under VMWare ESXi",
env: []string{
"GOROOT_BOOTSTRAP=/Users/gopher/goboot", // Go 1.12.1
},
SSHUsername: "gopher",
HermeticReverse: true, // we destroy the VM when done & let cmd/makemac recreate
},
"host-linux-s390x": &HostConfig{
Notes: "run by IBM",
OwnerGithub: "mundaym",
IsReverse: true,
env: []string{"GOROOT_BOOTSTRAP=/var/buildlet/go-linux-s390x-bootstrap"},
},
"host-linux-ppc64-osu": &HostConfig{
Notes: "Debian jessie; run by Go team on osuosl.org",
IsReverse: true,
ExpectNum: 5,
env: []string{"GOROOT_BOOTSTRAP=/usr/local/go-bootstrap"},
SSHUsername: "root",
HermeticReverse: false, // TODO: run in chroots with overlayfs? https://github.com/golang/go/issues/34830#issuecomment-543386764
},
"host-linux-ppc64le-osu": &HostConfig{
Notes: "Debian Buster; run by Go team on osuosl.org; see x/build/env/linux-ppc64le/osuosl",
IsReverse: true,
ExpectNum: 5,
env: []string{"GOROOT_BOOTSTRAP=/usr/local/go-bootstrap"},
SSHUsername: "root",
HermeticReverse: true,
},
"host-linux-ppc64le-power9-osu": &HostConfig{
Notes: "Debian Buster; run by Go team on osuosl.org; see x/build/env/linux-ppc64le/osuosl",
IsReverse: true,
env: []string{"GOROOT_BOOTSTRAP=/usr/local/go-bootstrap", "GOPPC64=power9"},
SSHUsername: "root",
HermeticReverse: true,
},
"host-linux-arm64-packet": &HostConfig{
Notes: "On 96 core packet.net host (Xenial) in Docker containers (Debian Buster); run by Go team. See x/build/env/linux-arm64/packet",
IsReverse: true,
HermeticReverse: true,
ExpectNum: 8,
env: []string{"GOROOT_BOOTSTRAP=/usr/local/go-bootstrap"},
SSHUsername: "root",
},
"host-linux-arm64-aws": &HostConfig{
Notes: "Debian Buster, EC2 arm64 instance. See x/build/env/linux-arm64/aws",
VMImage: "ami-06f66c749c71b2511",
ContainerImage: "gobuilder-arm64-aws:latest",
machineType: "m6g.xlarge",
isEC2: true,
env: []string{"GOROOT_BOOTSTRAP=/usr/local/go-bootstrap"},
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.linux-amd64",
SSHUsername: "root",
},
"host-illumos-amd64-jclulow": &HostConfig{
Notes: "SmartOS base64@19.1.0 zone",
Owner: "josh@sysmgr.org",
OwnerGithub: "jclulow",
IsReverse: true,
ExpectNum: 1,
SSHUsername: "gobuild",
},
"host-solaris-oracle-amd64-oraclerel": &HostConfig{
Notes: "Oracle Solaris amd64 Release System",
Owner: "",
OwnerGithub: "rorth", // https://github.com/golang/go/issues/15581#issuecomment-550368581
IsReverse: true,
ExpectNum: 1,
env: []string{"GOROOT_BOOTSTRAP=/opt/golang/go-solaris-amd64-bootstrap"},
},
"host-linux-mipsle-mengzhuo": &HostConfig{
Notes: "Loongson 3A Box hosted by Meng Zhuo; actually MIPS64 despite the name",
OwnerGithub: "mengzhuo",
IsReverse: true,
ExpectNum: 1,
env: []string{
"GOROOT_BOOTSTRAP=/usr/lib/golang",
"GOMIPS64=hardfloat",
},
},
"host-linux-mips64le-rtrk": &HostConfig{
Notes: "cavium,rhino_utm8 board hosted at RT-RK.com; quad-core cpu, 8GB of ram and 240GB ssd disks.",
OwnerGithub: "bogojevic", // and @milanknezevic. https://github.com/golang/go/issues/31217#issuecomment-547004892
IsReverse: true,
ExpectNum: 1,
env: []string{
"GOROOT_BOOTSTRAP=/usr/local/go-bootstrap",
},
},
"host-linux-mips64-rtrk": &HostConfig{
Notes: "cavium,rhino_utm8 board hosted at RT-RK.com; quad-core cpu, 8GB of ram and 240GB ssd disks.",
OwnerGithub: "bogojevic", // and @milanknezevic. https://github.com/golang/go/issues/31217#issuecomment-547004892
IsReverse: true,
ExpectNum: 1,
env: []string{
"GOROOT_BOOTSTRAP=/usr/local/go-bootstrap",
},
},
"host-ios-arm64-corellium-ios": &HostConfig{
Notes: "Virtual iOS devices hosted by Zenly on Corellium; see issues 31722 and 40523",
OwnerGithub: "znly",
IsReverse: true,
ExpectNum: 2,
env: []string{
"GOROOT_BOOTSTRAP=/var/mobile/go-ios-arm64-bootstrap",
},
},
"host-android-arm64-corellium-android": &HostConfig{
Notes: "Virtual Android devices hosted by Zenly on Corellium; see issues 31722 and 40523",
OwnerGithub: "znly",
IsReverse: true,
ExpectNum: 2,
env: []string{
"GOROOT_BOOTSTRAP=/data/data/com.termux/files/home/go-android-arm64-bootstrap",
},
},
"host-aix-ppc64-osuosl": &HostConfig{
Notes: "AIX 7.2 VM on OSU; run by Tony Reix",
OwnerGithub: "trex58",
IsReverse: true,
ExpectNum: 1,
env: []string{"GOROOT_BOOTSTRAP=/opt/freeware/lib/golang"},
},
"host-android-amd64-emu": &HostConfig{
Notes: "Debian Buster w/ Android SDK + emulator (use nested virt)",
ContainerImage: "android-amd64-emu:bff27c0c9263",
KonletVMImage: "android-amd64-emu",
NestedVirt: true,
buildletURLTmpl: "http://storage.googleapis.com/$BUCKET/buildlet.linux-amd64",
env: []string{"GOROOT_BOOTSTRAP=/go1.4"},
SSHUsername: "root",
},
}
// CrossCompileConfig describes how to cross-compile a build on a
// faster host.
type CrossCompileConfig struct {
// CompileHostType is the host type to use for compilation
CompileHostType string
// CCForTarget is the CC_FOR_TARGET environment variable.
CCForTarget string
// GOARM is any GOARM= environment variable.
GOARM string
// AlwaysCrossCompile controls whether this builder always
// cross compiles. Otherwise it's only done for trybot runs.
AlwaysCrossCompile bool
}
func init() {
for key, c := range Hosts {
if key == "" {
panic("empty string key in Hosts")
}
if c.HostType == "" {
c.HostType = key
}
if c.HostType != key {
panic(fmt.Sprintf("HostType %q != key %q", c.HostType, key))
}
nSet := 0
if c.VMImage != "" && !c.isEC2 {
nSet++
}
if c.ContainerImage != "" {
nSet++
}
if c.IsReverse {
nSet++
}
if nSet != 1 {
panic(fmt.Sprintf("exactly one of VMImage, ContainerImage, IsReverse must be set for host %q; got %v", key, nSet))
}
if c.buildletURLTmpl == "" && (c.VMImage != "" || c.ContainerImage != "") {
panic(fmt.Sprintf("missing buildletURLTmpl for host type %q", key))
}
}
}
// A HostConfig describes the available ways to obtain buildlets of
// different types. Some host configs can serve multiple
// builders. For example, a host config of "host-linux-jessie" can
// serve linux-amd64, linux-amd64-race, linux-386, linux-386-387, etc.
type HostConfig struct {
// HostType is the unique name of this host config. It is also
// the key in the Hosts map.
HostType string
// buildletURLTmpl is the URL "template" ($BUCKET is auto-expanded)
// for the URL to the buildlet binary.
// This field is required for VM and Container builders. It's not
// needed for reverse buildlets because in that case, the buildlets
// are already running and their stage0 should know how to update it
// it automatically.
buildletURLTmpl string
// Exactly 1 of these must be set (with the exception of EC2 instances).
// An EC2 instance may run a container inside a VM. In that case, a VMImage
// and ContainerImage will both be set.
VMImage string // e.g. "openbsd-amd64-60"
ContainerImage string // e.g. "linux-buildlet-std:latest" (suffix after "gcr.io/<PROJ>/")
IsReverse bool // if true, only use the reverse buildlet pool
// GCE options, if VMImage != ""
machineType string // optional GCE instance type
RegularDisk bool // if true, use spinning disk instead of SSD
MinCPUPlatform string // optional; https://cloud.google.com/compute/docs/instances/specify-min-cpu-platform
// EC2 options
isEC2 bool // if true, the instance is configured to run on EC2
// ReverseOptions:
ExpectNum int // expected number of reverse buildlets of this type
HermeticReverse bool // whether reverse buildlet has fresh env per conn
// Container image options, if ContainerImage != "":
NestedVirt bool // container requires VMX nested virtualization
KonletVMImage string // optional VM image (containing konlet) to use instead of default
// Optional base env. GOROOT_BOOTSTRAP should go here if the buildlet
// has Go 1.4+ baked in somewhere.
env []string
// These template URLs may contain $BUCKET which is expanded to the
// relevant Cloud Storage bucket as specified by the build environment.
goBootstrapURLTmpl string // optional URL to a built Go 1.4+ tar.gz
Owner string // optional email of owner; "bradfitz@golang.org", empty means golang-dev
OwnerGithub string // optional GitHub username of owner
Notes string // notes for humans
SSHUsername string // username to ssh as, empty means not supported
}
// A BuildConfig describes how to run a builder.
type BuildConfig struct {
// Name is the unique name of the builder, in the form of
// "GOOS-GOARCH" or "GOOS-GOARCH-suffix". For example,
// "darwin-386", "linux-386-387", "linux-amd64-race". Some
// suffixes are well-known and carry special meaning, such as
// "-race".
Name string
// HostType is the required key into the Hosts map, describing
// the type of host this build will run on.
// For example, "host-linux-jessie".
HostType string
// KnownIssue is a non-zero golang.org/issue/nnn number for a builder
// that may fail due to a known issue, such as because it is a new
// builder still in development/testing, or because the feature
// or port that it's meant to test hasn't been added yet, etc.
//
// A non-zero value here means that failures on this builder should not
// be considered a serious regression and don't need investigation beyond
// what is already in scope of the listed issue.
KnownIssue int
Notes string // notes for humans
// tryBot optionally specifies a policy func for whether trybots are enabled.
// nil means off. Even if tryBot returns true, BuildConfig.BuildsRepo must also
// return true. See the implementation of BuildConfig.BuildsRepoTryBot.
// The proj is "go", "net", etc. The branch is proj's branch.
// The goBranch is the same as branch for proj "go", else it's the go branch
// ("master, "release-branch.go1.12", etc).
tryBot func(proj, branch, goBranch string) bool
tryOnly bool // only used for trybots, and not regular builds
CompileOnly bool // if true, compile tests, but don't run them
FlakyNet bool // network tests are flaky (try anyway, but ignore some failures)
// buildsRepo optionally specifies whether this builder does
// builds (of any type) for the given repo ("go", "net", etc.)
// and its branch ("master", "release-branch.go1.12", "dev.link", etc.).
// goBranch is the branch of "go" to build against. If repo == "go",
// goBranch == branch.
//
// If nil, a default set of repos as reported by buildRepoByDefault
// is built. See buildsRepoAtAll method for details.
//
// To implement a minor change to the default policy, create a
// function that uses buildRepoByDefault. For example:
//
// buildsRepo: func(repo, branch, goBranch string) bool {
// b := buildRepoByDefault(repo)
// // ... modify b from the default value as needed ...
// return b
// }
//
buildsRepo func(repo, branch, goBranch string) bool
// MinimumGoVersion optionally specifies the minimum Go version
// this builder is allowed to use. It can be useful for skipping
// builders that are too new and no longer support some supported
// Go versions. It doesn't need to be set for builders that support
// all supported Go versions.
//
// Note: This field currently has effect on trybot runs only.
//
// TODO: unexport this and make buildsRepoAtAll return false on too-old
// of repos. The callers in coordinator will need updating.
MinimumGoVersion types.MajorMinor
// SkipSnapshot, if true, means to not fetch a tarball
// snapshot of the world post-make.bash from the buildlet (and
// thus to not write it to Google Cloud Storage). This is
// incompatible with sharded tests, and should only be used
// for very slow builders or networks, unable to transfer
// the tarball in under ~5 minutes.
SkipSnapshot bool
// RunBench causes the coordinator to run benchmarks on this buildlet type.
RunBench bool
// StopAfterMake causes the build to stop after the make
// script completes, returning its result as the result of the
// whole build. It does not run or compile any of the tests,
// nor does it write a snapshot of the world to cloud
// storage. This option is only supported for builders whose
// BuildConfig.SplitMakeRun returns true.
StopAfterMake bool
// needsGoProxy is whether this builder should have GOPROXY set.
// Currently this is only for the longtest builder, which needs
// to run cmd/go tests fetching from the network.
needsGoProxy bool
// InstallRacePackages controls which packages to "go install
// -race <pkgs>" after running make.bash (or equivalent). If
// the builder ends in "-race", the default if non-nil is just
// "std".
InstallRacePackages []string
// GoDeps is a list of of git sha1 commits that must be in the
// commit to be tested's history. If absent, this builder is
// not run for that commit.
GoDeps []string
// CrossCompileConfig optionally specifies whether and how
// this build is cross compiled.
CrossCompileConfig *CrossCompileConfig
// distTestAdjust optionally specifies a function that can
// adjust the cmd/dist test policy for this builder.
//
// The BuildConfig.ShouldRunDistTest method implements the
// default cmd/dist test policy, and then calls distTestAdjust
// to adjust that decision further, if distTestAdjust is not nil.
//
// The initial value of the run parameter is what the default
// policy said. The returned value from distTestAdjust is what
// BuildConfig.ShouldRunDistTest reports to the caller.
//
// For example:
//
// distTestAdjust: func(run bool, distTest string, isNormalTry bool) bool {
// // ... modify run from the initial value as needed ...
// return run
// }
//
distTestAdjust func(run bool, distTest string, isNormalTry bool) bool
// numTestHelpers is the number of _additional_ buildlets
// past the first one to help out with sharded tests.
// For trybots, the numTryHelpers value is used, unless it's
// zero, in which case numTestHelpers is used.
numTestHelpers int
numTryTestHelpers int // for trybots. if 0, numTesthelpers is used
env []string // extra environment ("key=value") pairs
allScriptArgs []string
testHostConf *HostConfig // override HostConfig for testing, at least for now
}
// Env returns the environment variables this builder should run with.
func (c *BuildConfig) Env() []string {
env := []string{"GO_BUILDER_NAME=" + c.Name}
if c.FlakyNet {
env = append(env, "GO_BUILDER_FLAKY_NET=1")
}
if c.IsLongTest() {
// Set a private hook in cmd/dist to run main Go repository tests
// without the default -short flag. See golang.org/issue/12508.
env = append(env, "GO_TEST_SHORT=0")
}
env = append(env, c.HostConfig().env...)
return append(env, c.env...)
}
// ModulesEnv returns the extra module-specific environment variables
// to append to this builder as a function of the repo being built
// ("go", "oauth2", "net", etc).
func (c *BuildConfig) ModulesEnv(repo string) (env []string) {
// EC2 and reverse builders should set the public module proxy
// address instead of the internal proxy.
if (c.HostConfig().isEC2 || c.IsReverse()) && repo != "go" {
env = append(env, "GOPROXY=https://proxy.golang.org")
}
switch repo {
case "go":
if !c.OutboundNetworkAllowed() {
env = append(env, "GOPROXY=off")
}
case "oauth2", "build", "perf", "website":
env = append(env, "GO111MODULE=on")
}
return env
}
// ShouldTestPackageInGOPATHMode is used to control whether the package
// with the specified import path should be tested in GOPATH mode.
//
// When running tests for all golang.org/* repositories in GOPATH mode,
// this method is called repeatedly with the full import path of each
// package that is found and is being considered for testing in GOPATH
// mode. It's not used and has no effect on import paths in the main
// "go" repository. It has no effect on tests done in module mode.
//
// When considering making changes here, keep the release policy in mind:
//
// https://golang.org/doc/devel/release.html#policy
//
func (*BuildConfig) ShouldTestPackageInGOPATHMode(importPath string) bool {
if importPath == "golang.org/x/tools/gopls" ||
strings.HasPrefix(importPath, "golang.org/x/tools/gopls/") {
// Don't test golang.org/x/tools/gopls/... in GOPATH mode.
return false
}
if importPath == "golang.org/x/net/http2/h2demo" {
// Don't test golang.org/x/net/http2/h2demo in GOPATH mode.
//
// It was never tested before golang.org/issue/34361 because it
// had a +build h2demo constraint. But that build constraint is
// being removed, so explicitly skip testing it in GOPATH mode.
//
// The package is supported only in module mode now, since
// it requires third-party dependencies.
return false
}
// Test everything else in GOPATH mode as usual.
return true
}
func (c *BuildConfig) IsReverse() bool { return c.HostConfig().IsReverse }
func (c *BuildConfig) IsContainer() bool { return c.HostConfig().IsContainer() }
func (c *HostConfig) IsContainer() bool { return c.ContainerImage != "" }
func (c *BuildConfig) IsVM() bool { return c.HostConfig().IsVM() }
// IsVM reports whether the instance running the job is ultimately a VM. Hosts where
// a VM is used only to initiate a container are considered a container, not a VM.
// EC2 instances may be configured to run in containers that are running
// on custom AMIs.
func (c *HostConfig) IsVM() bool {
if c.isEC2 {
return c.VMImage != "" && c.ContainerImage == ""
}
return c.VMImage != ""
}
func (c *BuildConfig) GOOS() string { return c.Name[:strings.Index(c.Name, "-")] }
func (c *BuildConfig) GOARCH() string {
arch := c.Name[strings.Index(c.Name, "-")+1:]
i := strings.Index(arch, "-")
if i == -1 {
return arch
}
return arch[:i]
}
// MatchesSlowBotTerm reports whether some provided term from a
// TRY=... comment on a Run-TryBot+1 vote on Gerrit should match this
// build config.
func (c *BuildConfig) MatchesSlowBotTerm(term string) bool {
return term != "" && (term == c.Name || slowBotAliases[term] == c.Name)
}
// FilePathJoin is mostly like filepath.Join (without the cleaning) except
// it uses the path separator of c.GOOS instead of the host system's.
func (c *BuildConfig) FilePathJoin(x ...string) string {
if c.GOOS() == "windows" {
return strings.Join(x, "\\")
}
return strings.Join(x, "/")
}
// DistTestsExecTimeout returns how long the coordinator should wait
// for a cmd/dist test execution to run the provided dist test names.
func (c *BuildConfig) DistTestsExecTimeout(distTests []string) time.Duration {
// TODO: consider using distTests? We never did before, but
// now we have the TestStats in the coordinator. Pass in a
// *buildstats.TestStats and use historical data times some
// fudge factor? For now just use the old 20 minute limit
// we've used since 2014, but scale it by the
// GO_TEST_TIMEOUT_SCALE for the super slow builders which
// struggle with, say, the cgo tests. (which should be broken
// up into separate dist tests or shards, like the test/ dir
// was)
d := 20 * time.Minute
d *= time.Duration(c.timeoutScale())
return d
}
// timeoutScale returns this builder's GO_TEST_TIMEOUT_SCALE value, or 1.
func (c *BuildConfig) timeoutScale() int {
const pfx = "GO_TEST_TIMEOUT_SCALE="
for _, env := range [][]string{c.env, c.HostConfig().env} {
for _, kv := range env {
if strings.HasPrefix(kv, pfx) {
if n, err := strconv.Atoi(kv[len(pfx):]); err == nil && n > 0 {
return n
}
}
}
}
return 1
}
// HostConfig returns the host configuration of c.
func (c *BuildConfig) HostConfig() *HostConfig {
if c.testHostConf != nil {
return c.testHostConf
}
if c, ok := Hosts[c.HostType]; ok {
return c
}
panic(fmt.Sprintf("missing buildlet config for buildlet %q", c.Name))
}
// GoBootstrapURL returns the URL of a built Go 1.4+ tar.gz for the
// build configuration type c, or empty string if there isn't one.
func (c *BuildConfig) GoBootstrapURL(e *buildenv.Environment) string {
return strings.Replace(c.HostConfig().goBootstrapURLTmpl, "$BUCKET", e.BuildletBucket, 1)
}
// BuildletBinaryURL returns the public URL of this builder's buildlet.
func (c *HostConfig) BuildletBinaryURL(e *buildenv.Environment) string {
tmpl := c.buildletURLTmpl
return strings.Replace(tmpl, "$BUCKET", e.BuildletBucket, 1)
}
func (c *BuildConfig) IsRace() bool {
return strings.HasSuffix(c.Name, "-race")
}
// IsLongTest reports whether this is a longtest builder.
// A longtest builder runs tests without the -short flag.
//
// A builder is considered to be a longtest builder
// if and only if its name ends with "-longtest".
func (c *BuildConfig) IsLongTest() bool {
return strings.HasSuffix(c.Name, "-longtest")
}
// OutboundNetworkAllowed reports whether this builder should be
// allowed to make outbound network requests. This is only enforced
// on some builders. (Currently most Linux ones)
func (c *BuildConfig) OutboundNetworkAllowed() bool {
return c.IsLongTest()
}
func (c *BuildConfig) GoInstallRacePackages() []string {
if c.InstallRacePackages != nil {
return append([]string(nil), c.InstallRacePackages...)
}
if c.IsRace() {
return []string{"std"}
}
return nil
}
// AllScript returns the relative path to the operating system's script to
// do the build and run its standard set of tests.
// Example values are "src/all.bash", "src/all.bat", "src/all.rc".
func (c *BuildConfig) AllScript() string {
if c.Name == "" {
panic("bogus BuildConfig")
}
if c.IsRace() {
if strings.HasPrefix(c.Name, "windows-") {
return "src/race.bat"
}
return "src/race.bash"
}
if strings.HasPrefix(c.Name, "windows-") {
return "src/all.bat"
}
if strings.HasPrefix(c.Name, "plan9-") {
return "src/all.rc"
}
if strings.HasPrefix(c.Name, "nacl-") {
return "src/nacltest.bash"
}
if strings.HasPrefix(c.Name, "misc-compile") {
return "src/buildall.bash"
}
return "src/all.bash"
}
// SplitMakeRun reports whether the coordinator should first compile
// (using c.MakeScript), then snapshot, then run the tests (ideally
// sharded) using cmd/dist test.
// Eventually this function should always return true (and then be deleted)
// but for now we've only set up the scripts and verified that the main
// configurations work.
func (c *BuildConfig) SplitMakeRun() bool {
switch c.AllScript() {
case "src/all.bash", "src/all.bat",
"src/race.bash", "src/race.bat",
"src/all.rc",
"src/nacltest.bash":
// These we've verified to work.
return true
}
// TODO(bradfitz): buildall.bash should really just be N small container
// jobs instead of a "buildall.bash". Then we can delete this whole method.
return false
}
func (c *BuildConfig) IsTryOnly() bool { return c.tryOnly }
func (c *BuildConfig) NeedsGoProxy() bool { return c.needsGoProxy }
// BuildsRepoPostSubmit reports whether the build configuration type c
// should build the given repo ("go", "net", etc) and branch
// ("master", "release-branch.go1.12") as a post-submit build
// that shows up on https://build.golang.org/.
func (c *BuildConfig) BuildsRepoPostSubmit(repo, branch, goBranch string) bool {
if c.tryOnly {
return false
}
return c.buildsRepoAtAll(repo, branch, goBranch)
}
// BuildsRepoTryBot reports whether the build configuration type c
// should build the given repo ("go", "net", etc) and branch
// ("master", "release-branch.go1.12") as a trybot.
func (c *BuildConfig) BuildsRepoTryBot(repo, branch, goBranch string) bool {
return c.tryBot != nil && c.tryBot(repo, branch, goBranch) && c.buildsRepoAtAll(repo, branch, goBranch)
}
// ShouldRunDistTest reports whether the named cmd/dist test should be
// run for this build config. The isNormalTry parameter is whether this
// is for a normal TryBot (non-SlowBot) run.
//
// In general, this returns true. When in normal trybot mode,
// some slow portable tests are only run on the fastest builder.
//
// Individual builders can adjust this policy to fit their needs.
func (c *BuildConfig) ShouldRunDistTest(distTest string, isNormalTry bool) bool {
run := true
// This section implements the default cmd/dist test policy.
// Any changes here will affect test coverage on all builders.
if isNormalTry {
slowPortableTest := distTest == "api" // Whether a test is slow and has the same behavior everywhere.
fastestBuilder := c.Name == "linux-amd64"
if slowPortableTest && !fastestBuilder {
// Don't run the test on this builder.
run = false
}
}
// Let individual builders adjust the cmd/dist test policy.
if c.distTestAdjust != nil {
run = c.distTestAdjust(run, distTest, isNormalTry)
}
return run
}
// buildsRepoAtAll reports whether we should do builds of the provided
// repo ("go", "sys", "net", etc). This applies to both post-submit
// and trybot builds. Use BuildsRepoPostSubmit for only post-submit
// or BuildsRepoTryBot for trybots.
//
// The branch is the branch of repo ("master",
// "release-branch.go1.12", etc); it is required. The goBranch is the
// branch of Go itself. It's required if repo != "go". When repo ==
// "go", the goBranch defaults to the value of branch.
func (c *BuildConfig) buildsRepoAtAll(repo, branch, goBranch string) bool {
if goBranch == "" {
if repo == "go" {
goBranch = branch
} else {
panic("missing goBranch")
}
}
if branch == "" {
panic("missing branch")
}
if repo == "" {
panic("missing repo")
}
// Don't build old branches.
const minGo1x = 11
for _, b := range []string{branch, goBranch} {
if bmaj, bmin, ok := version.ParseReleaseBranch(b); ok {
if bmaj != 1 || bmin < minGo1x {
return false
}
bmm := types.MajorMinor{bmaj, bmin}
if bmm.Less(c.MinimumGoVersion) {
return false
}
if repo == "exp" {
// Don't test exp against release branches; it's experimental.
return false
}
}
}
// Build dev.boringcrypto branches only on linux/amd64 and windows/386 (see golang.org/issue/26791).
if repo == "go" && (branch == "dev.boringcrypto" || strings.HasPrefix(branch, "dev.boringcrypto.")) {
if c.Name != "linux-amd64" && c.Name != "windows-386-2008" {
return false
}
}
if repo != "go" && !c.SplitMakeRun() {
return false
}
if p := c.buildsRepo; p != nil {
return p(repo, branch, goBranch)
}
return buildRepoByDefault(repo)
}
// buildRepoByDefault reports whether builders should do builds
// for the given repo ("go", "net", etc.) by default.
//
// It's used directly by BuildConfig.buildsRepoAtAll method for
// builders with a nil BuildConfig.buildsRepo value.
// It's also used by many builders that provide a custom build
// repo policy (a non-nil BuildConfig.buildsRepo value) as part
// of making the decision of whether to build a given repo.
//
// As a result, it effectively implements the default build repo policy.
// Any changes here will affect repo coverage of many builders.
func buildRepoByDefault(repo string) bool {
switch repo {
case "go":
// Build the main Go repository by default.
return true
case "mobile", "exp", "build":
// Don't build x/mobile, x/exp, x/build by default.
//
// Builders need to explicitly opt-in to build these repos.
return false
default:
// Build all other golang.org/x repositories by default.
return true
}
}
func defaultPlusExp(repo, branch, goBranch string) bool {
if repo == "exp" {
return true
}
return buildRepoByDefault(repo)
}
func defaultPlusExpBuild(repo, branch, goBranch string) bool {
if repo == "exp" || repo == "build" {
return true
}
return buildRepoByDefault(repo)
}
// AllScriptArgs returns the set of arguments that should be passed to the
// all.bash-equivalent script. Usually empty.
func (c *BuildConfig) AllScriptArgs() []string {
return append([]string(nil), c.allScriptArgs...)
}
// MakeScript returns the relative path to the operating system's script to
// do the build.
// Example values are "src/make.bash", "src/make.bat", "src/make.rc".
func (c *BuildConfig) MakeScript() string {
if strings.HasPrefix(c.Name, "windows-") {
return "src/make.bat"
}
if strings.HasPrefix(c.Name, "plan9-") {
return "src/make.rc"
}
if strings.HasPrefix(c.Name, "nacl-") {
return "src/naclmake.bash"
}
return "src/make.bash"
}
// MakeScriptArgs returns the set of arguments that should be passed to the
// make.bash-equivalent script. Usually empty.
func (c *BuildConfig) MakeScriptArgs() []string {
return c.AllScriptArgs()
}
// GorootFinal returns the default install location for
// releases for this platform.
func (c *BuildConfig) GorootFinal() string {
if strings.HasPrefix(c.Name, "windows-") {
return "c:\\go"
}
return "/usr/local/go"
}
// MachineType returns the GCE machine type to use for this builder.
func (c *HostConfig) MachineType() string {
if v := c.machineType; v != "" {
return v
}
if c.IsContainer() {
// Set a higher default machine size for containers,
// so their /workdir tmpfs can be larger. The COS
// image has no swap, so we want to make sure the
// /workdir fits completely in memory.
return "n1-standard-4" // 4 vCPUs, 15 GB mem
}
return "n1-highcpu-2"
}
// IsEC2 returns true if the machine type is an EC2 arm64 type.
func (c *HostConfig) IsEC2() bool {
return c.isEC2
}
// ShortOwner returns a short human-readable owner.
func (c BuildConfig) ShortOwner() string {
owner := c.HostConfig().Owner
if owner == "" {
return "go-dev"
}
return strings.TrimSuffix(owner, "@golang.org")
}
// OwnerGithub returns the Github handle of the owner.
func (c BuildConfig) OwnerGithub() string {
return c.HostConfig().OwnerGithub
}
// PoolName returns a short summary of the builder's host type for the
// https://farmer.golang.org/builders page.
func (c *HostConfig) PoolName() string {
switch {
case c.IsReverse:
return "Reverse (dedicated machine/VM)"
case c.IsEC2():
return "EC2 VM Container"
case c.IsVM():
return "GCE VM"
case c.IsContainer():
return "Container"
}
panic("unknown builder type")
}
// ContainerVMImage returns the base VM name (not the fully qualified
// URL resource name of the VM) that starts the konlet program that
// pulls & runs a container.
// The empty string means that no particular VM image is required
// and the caller can run this container in any host.
//
// This method is only applicable when c.IsContainer() is true.
func (c *HostConfig) ContainerVMImage() string {
if c.KonletVMImage != "" {
return c.KonletVMImage
}
if c.NestedVirt {
return "debian-stretch-vmx"
}
if c.isEC2 && c.ContainerImage != "" {
return fmt.Sprintf("gcr.io/%s/%s", buildenv.Production.ProjectName, c.ContainerImage)
}
return ""
}
// IsHermetic reports whether this host config gets a fresh
// environment (including /usr, /var, etc) for each execution. This is
// true for VMs, GKE, and reverse buildlets running their containers
// running in Docker, but false on some reverse buildlets.
func (c *HostConfig) IsHermetic() bool {
switch {
case c.IsReverse:
return c.HermeticReverse
case c.IsEC2():
return true
case c.IsVM():
return true
case c.IsContainer():
return true
}
panic("unknown builder type")
}
// GCENumCPU reports the number of GCE CPUs this buildlet requires.
func (c *HostConfig) GCENumCPU() int {
t := c.MachineType()
n, _ := strconv.Atoi(t[strings.LastIndex(t, "-")+1:])
return n
}
func (c *BuildConfig) NumTestHelpers(isTry bool) int {
if isTry && c.numTryTestHelpers != 0 {
return c.numTryTestHelpers
}
return c.numTestHelpers
}
// defaultTrySet returns a trybot policy function that reports whether
// a project should use trybots. All the default projects are included,
// plus any given in extraProj.
func defaultTrySet(extraProj ...string) func(proj, branch, goBranch string) bool {
return func(proj, branch, goBranch string) bool {
if proj == "go" {
return true
}
for _, p := range extraProj {
if proj == p {
return true
}
}
switch proj {
case "grpc-review":
return false
}
return true
}
}
// explicitTrySet returns a trybot policy function that reports
// whether a project should use trybots. Only the provided projects in
// projs are enabled.
func explicitTrySet(projs ...string) func(proj, branch, goBranch string) bool {
return func(proj, branch, goBranch string) bool {
for _, p := range projs {
if proj == p {
return true
}
}
return false
}
}
func init() {
addBuilder(BuildConfig{
Name: "freebsd-amd64-11_1",
HostType: "host-freebsd-11_1",
tryBot: nil,
buildsRepo: func(repo, branch, goBranch string) bool {
// This builder is unfortunately still used by Go 1.14 and 1.13,
// so keep it around a bit longer. See golang.org/issue/40563.
// Test relevant Go versions so that we're better informed.
return atMostGo1(goBranch, 14) && buildRepoByDefault(repo)
},
distTestAdjust: fasterTrybots,
numTryTestHelpers: 4,
})
addBuilder(BuildConfig{
Name: "freebsd-amd64-11_2",
HostType: "host-freebsd-11_2",
tryBot: explicitTrySet("sys"),
distTestAdjust: fasterTrybots,
numTryTestHelpers: 4,
})
addBuilder(BuildConfig{
Name: "freebsd-amd64-12_0",
HostType: "host-freebsd-12_0",
MinimumGoVersion: types.MajorMinor{1, 11},
tryBot: defaultTrySet("sys"),
distTestAdjust: fasterTrybots, // If changing this policy, update TestShouldRunDistTest accordingly.
numTryTestHelpers: 4,
})
addBuilder(BuildConfig{
Name: "freebsd-386-12_0",
HostType: "host-freebsd-12_0",
env: []string{"GOARCH=386", "GOHOSTARCH=386"},
distTestAdjust: fasterTrybots,
numTryTestHelpers: 4,
})
addBuilder(BuildConfig{
Name: "freebsd-amd64-race",
HostType: "host-freebsd-11_1-big", // TODO(golang.org/issue/40562): Update to newer FreeBSD.
})
addBuilder(BuildConfig{
Name: "freebsd-386-11_1",
HostType: "host-freebsd-11_1",
distTestAdjust: noTestDirAndNoReboot,
buildsRepo: func(repo, branch, goBranch string) bool {
// This builder is unfortunately still used by Go 1.14 and 1.13,
// so keep it around a bit longer. See golang.org/issue/40563.
// Test relevant Go versions so that we're better informed.
return atMostGo1(goBranch, 14) && buildRepoByDefault(repo)
},
env: []string{"GOARCH=386", "GOHOSTARCH=386"},
})
addBuilder(BuildConfig{
Name: "freebsd-386-11_2",
HostType: "host-freebsd-11_2",
distTestAdjust: noTestDirAndNoReboot,
tryBot: explicitTrySet("sys"),
env: []string{"GOARCH=386", "GOHOSTARCH=386"},
})
addBuilder(BuildConfig{
Name: "linux-386",
HostType: "host-linux-jessie",
distTestAdjust: fasterTrybots,
tryBot: defaultTrySet(),
env: []string{
"GOARCH=386",
"GOHOSTARCH=386",
"GO_DISABLE_OUTBOUND_NETWORK=1",
},
numTestHelpers: 1,
numTryTestHelpers: 3,
})
addBuilder(BuildConfig{
Name: "linux-386-387",
Notes: "GO386=387",
buildsRepo: func(repo, branch, goBranch string) bool {
// GO386=387 is removed in Go 1.16 (golang.org/issue/40255).
// It's still supported in Go 1.15 and 1.14.
return atMostGo1(goBranch, 15) && (repo == "go" || repo == "crypto")
},
HostType: "host-linux-jessie",
env: []string{"GOARCH=386", "GOHOSTARCH=386", "GO386=387"},
})
addBuilder(BuildConfig{
Name: "linux-amd64",
HostType: "host-linux-stretch",
tryBot: defaultTrySet(),
buildsRepo: defaultPlusExpBuild,
env: []string{
"GO_DISABLE_OUTBOUND_NETWORK=1",
},
numTestHelpers: 1,
numTryTestHelpers: 4,
RunBench: true,
})
addBuilder(BuildConfig{
Name: "linux-amd64-vmx",
HostType: "host-linux-stretch-vmx",
buildsRepo: disabledBuilder,
})
const testAlpine = false // Issue 22689 (hide all red builders), Issue 19938 (get Alpine passing)
if testAlpine {
addBuilder(BuildConfig{
Name: "linux-amd64-alpine",
HostType: "host-linux-x86-alpine",
})
}
// addMiscCompile adds a misc-compile builder that runs
// buildall.bash on a subset of platforms matching the egrep
// pattern rx. The pattern is matched against the "go tool
// dist list" name, but with hyphens instead of forward
// slashes ("linux-amd64", etc).
addMiscCompile := func(suffix, rx string) {
addBuilder(BuildConfig{
Name: "misc-compile" + suffix,
HostType: "host-linux-jessie",
tryBot: defaultTrySet(),
env: []string{
"GO_DISABLE_OUTBOUND_NETWORK=1",
},
tryOnly: true,
CompileOnly: true,
Notes: "Runs buildall.sh to cross-compile & vet std+cmd packages for " + rx + ", but doesn't run any tests.",
allScriptArgs: []string{
// Filtering pattern to buildall.bash:
rx,
},
})
}
addMiscCompile("-linuxarm", "^linux-arm") // 2: arm, arm64
addMiscCompile("-darwin", "^darwin-(386|amd64)$") // 1: amd64 (in Go 1.14: 386, amd64)
addMiscCompile("-mips", "^linux-mips") // 4: mips, mipsle, mips64, mips64le
addMiscCompile("-ppc", "^(linux-ppc64|aix-)") // 3: linux-ppc64{,le}, aix-ppc64
addMiscCompile("-solaris", "^(solaris|illumos)") // 2: both amd64
addMiscCompile("-plan9", "^plan9-") // 3: amd64, 386, arm
addMiscCompile("-freebsd", `^freebsd-(386|arm|arm64)\b`) // 3: 386, arm, arm64 (amd64 already trybot)
addMiscCompile("-netbsd", "^netbsd-") // 4: amd64, 386, arm, arm64
addMiscCompile("-openbsd", "^openbsd-") // 4: amd64, 386, arm, arm64
// And 3 that don't fit above:
addMiscCompile("-other", "^(linux-s390x|linux-riscv64|dragonfly-amd64)$")
// TODO: Issue 25963, get the misc-compile trybots for Android/iOS.
// Then consider subrepos too, so "mobile" can at least be included
// as a misc-compile for ^android- and ^ios-.
addBuilder(BuildConfig{
Name: "linux-amd64-nocgo",
HostType: "host-linux-jessie",
Notes: "cgo disabled",
buildsRepo: func(repo, branch, goBranch string) bool {
switch repo {
case "perf":
// Requires sqlite, which requires cgo.
return false
case "mobile":
return false
case "build":
return false
}
return true
},
env: []string{
"CGO_ENABLED=0",
"GO_DISABLE_OUTBOUND_NETWORK=1",
// This USER=root was required for Docker-based builds but probably isn't required
// in the VM anymore, since the buildlet probably already has this in its environment.
// (It was required because without cgo, it couldn't find the username)
"USER=root",
},
})
addBuilder(BuildConfig{
Name: "linux-amd64-noopt",
Notes: "optimizations and inlining disabled",
HostType: "host-linux-jessie",
buildsRepo: onlyGo,
env: []string{
"GO_DISABLE_OUTBOUND_NETWORK=1",
"GO_GCFLAGS=-N -l",
},
})
addBuilder(BuildConfig{
Name: "linux-amd64-ssacheck",
HostType: "host-linux-jessie",
buildsRepo: onlyGo,
tryBot: nil, // TODO: add a func to conditionally run this trybot if compiler dirs are touched
CompileOnly: true,
Notes: "SSA internal checks enabled",
env: []string{
"GO_DISABLE_OUTBOUND_NETWORK=1",
"GO_GCFLAGS=-d=ssa/check/on,dclstack",
},
GoDeps: []string{
"f65abf6ddc8d1f3d403a9195fd74eaffa022b07f", // adds dclstack
},
})
addBuilder(BuildConfig{
Name: "linux-amd64-staticlockranking",
HostType: "host-linux-stretch",
Notes: "builder with GOEXPERIMENT=staticlockranking, see golang.org/issue/37937",
buildsRepo: func(repo, branch, goBranch string) bool {
return repo == "go" && atLeastGo1(goBranch, 15)
},
env: []string{
"GO_DISABLE_OUTBOUND_NETWORK=1",
"GOEXPERIMENT=staticlockranking",
},
GoDeps: []string{
"02057906f7272a4787b8a0b5b7cafff8ad3024f0", // A master commit from 2020/03/19, just before CL 222925 and CL 207619 have landed.
},
})
addBuilder(BuildConfig{
Name: "linux-amd64-racecompile",
HostType: "host-linux-jessie",
tryBot: nil, // TODO: add a func to conditionally run this trybot if compiler dirs are touched
CompileOnly: true,
SkipSnapshot: true,
StopAfterMake: true,
InstallRacePackages: []string{"cmd/compile", "cmd/link"},
Notes: "race-enabled cmd/compile and cmd/link",
env: []string{
"GO_DISABLE_OUTBOUND_NETWORK=1",
},
GoDeps: []string{
"22f1b56dab29d397d2bdbdd603d85e60fb678089", // adds cmd/compile -c; Issue 20222
},
})
addBuilder(BuildConfig{
Name: "linux-amd64-race",
HostType: "host-linux-jessie",
tryBot: defaultTrySet(),
buildsRepo: defaultPlusExpBuild,
distTestAdjust: fasterTrybots,
numTestHelpers: 1,
numTryTestHelpers: 5,
env: []string{
"GO_DISABLE_OUTBOUND_NETWORK=1",
},
})
addBuilder(BuildConfig{
Name: "linux-386-clang",
HostType: "host-linux-clang",
Notes: "Debian jessie + clang 3.9 instead of gcc",
env: []string{"CC=/usr/bin/clang", "GOHOSTARCH=386"},
})
addBuilder(BuildConfig{
Name: "linux-amd64-clang",
HostType: "host-linux-clang",
Notes: "Debian jessie + clang 3.9 instead of gcc",
env: []string{"CC=/usr/bin/clang"},
})
addBuilder(BuildConfig{
Name: "linux-386-sid",
HostType: "host-linux-sid",
Notes: "Debian sid (unstable)",
env: []string{"GOHOSTARCH=386"},
})
addBuilder(BuildConfig{
Name: "linux-amd64-sid",
HostType: "host-linux-sid",
Notes: "Debian sid (unstable)",
})
addBuilder(BuildConfig{
Name: "linux-amd64-fedora",
HostType: "host-linux-fedora",
Notes: "Fedora",
})
addBuilder(BuildConfig{
Name: "linux-amd64-androidemu",
HostType: "host-android-amd64-emu",
env: []string{
"GOARCH=amd64",
"GOOS=linux",
"CGO_ENABLED=1",
"GO_DISABLE_OUTBOUND_NETWORK=1",
},
tryBot: func(repo, branch, goBranch string) bool {
// Only for mobile repo for now, not "go":
return repo == "mobile" && branch == "master" && goBranch == "master"
},
buildsRepo: func(repo, branch, goBranch string) bool {
return repo == "mobile" && branch == "master" && goBranch == "master"
},
Notes: "Runs GOOS=linux but with the Android emulator attached, for running x/mobile host tests.",
})
addBuilder(BuildConfig{
Name: "linux-amd64-jessie",
HostType: "host-linux-jessie",
Notes: "Debian Jessie. The normal 'linux-amd64' builder is stretch. We use Jessie for our release builds due to https://golang.org/issue/31293",
env: []string{
"GO_DISABLE_OUTBOUND_NETWORK=1",
},
})
addBuilder(BuildConfig{
Name: "linux-amd64-longtest",
HostType: "host-linux-stretch-morecpu",
Notes: "Debian Stretch with go test -short=false",
tryBot: func(repo, branch, goBranch string) bool {
onReleaseBranch := strings.HasPrefix(branch, "release-branch.")
return repo == "go" && onReleaseBranch // See issue 37827.
},
buildsRepo: func(repo, branch, goBranch string) bool {
// Test all repos, ignoring buildRepoByDefault.
// For golang.org/x repos, don't test non-latest versions.
return repo == "go" || (branch == "master" && goBranch == "master")
},
needsGoProxy: true, // for cmd/go module tests
env: []string{
"GO_TEST_TIMEOUT_SCALE=5", // give them lots of time
},
})
addBuilder(BuildConfig{
Name: "linux-386-longtest",
HostType: "host-linux-stretch-morecpu",
Notes: "Debian Stretch with go test -short=false; to get 32-bit coverage",
tryBot: func(repo, branch, goBranch string) bool {
onReleaseBranch := strings.HasPrefix(branch, "release-branch.")
return repo == "go" && onReleaseBranch // See issue 37827.
},
buildsRepo: func(repo, branch, goBranch string) bool {
b := buildRepoByDefault(repo)
if repo != "go" && !(branch == "master" && goBranch == "master") {
// For golang.org/x repos, don't test non-latest versions.
b = false
}
return b
},
needsGoProxy: true, // for cmd/go module tests
env: []string{
"GOARCH=386",
"GOHOSTARCH=386",
"GO_TEST_TIMEOUT_SCALE=5", // give them lots of time
},
})
addBuilder(BuildConfig{
Name: "linux-arm",
HostType: "host-linux-arm-scaleway",
CrossCompileConfig: &CrossCompileConfig{
CompileHostType: "host-linux-armhf-cross",
CCForTarget: "arm-linux-gnueabihf-gcc",
GOARM: "7",
AlwaysCrossCompile: false,
},
tryBot: nil, // Issues #22748, #22749, #35628, #40872.
KnownIssue: 35628,
FlakyNet: true,
numTestHelpers: 2,
numTryTestHelpers: 7,
distTestAdjust: func(run bool, distTest string, isNormalTry bool) bool {
switch distTest {
case "api", "reboot":
return false
}
return run
},
})
addBuilder(BuildConfig{
Name: "linux-arm-nativemake",
Notes: "runs make.bash on real ARM hardware, but does not run tests",
HostType: "host-linux-arm-scaleway",
tryOnly: true,
tryBot: nil,
StopAfterMake: true,
})
addBuilder(BuildConfig{
Name: "linux-arm-arm5spacemonkey",
HostType: "host-linux-arm5spacemonkey",
CrossCompileConfig: &CrossCompileConfig{
CompileHostType: "host-linux-armel-cross",
CCForTarget: "arm-linux-gnueabi-gcc",
GOARM: "5",
AlwaysCrossCompile: true,
},
env: []string{
"GOARM=5",
"GO_TEST_TIMEOUT_SCALE=4", // arm is normally 2; double that.
},
buildsRepo: func(repo, branch, goBranch string) bool {
return branch == "master" && goBranch == "master" && buildRepoByDefault(repo)
},
distTestAdjust: func(run bool, distTest string, isNormalTry bool) bool {
if strings.Contains(distTest, "vendor/github.com/google/pprof") {
// Not worth it. And broken.
return false
}
if distTest == "api" {
// Broken on this build config (Issue
// 24754), and not worth it on slow
// builder. It's covered by other
// builders anyway.
return false
}
if strings.HasPrefix(distTest, "test:") {
// Slow, and not worth it on slow builder.
return false
}
return run
},
})
addBuilder(BuildConfig{
Name: "nacl-386",
HostType: "host-nacl",
buildsRepo: func(repo, branch, goBranch string) bool {
// nacl support is removed in Go 1.14.
// TODO: Remove builder after Go 1.15 is out.
return repo == "go" && !atLeastGo1(goBranch, 14) && !strings.HasPrefix(goBranch, "dev.")
},
numTryTestHelpers: 3,
env: []string{"GOOS=nacl", "GOARCH=386", "GOHOSTOS=linux", "GOHOSTARCH=amd64"},
})
addBuilder(BuildConfig{
Name: "nacl-amd64p32",
HostType: "host-nacl",
buildsRepo: func(repo, branch, goBranch string) bool {
// nacl support is removed in Go 1.14.
// TODO: Remove builder after Go 1.15 is out.
return repo == "go" && !atLeastGo1(goBranch, 14) && !strings.HasPrefix(goBranch, "dev.")
},
tryBot: explicitTrySet("go"),
numTryTestHelpers: 3,
env: []string{"GOOS=nacl", "GOARCH=amd64p32", "GOHOSTOS=linux", "GOHOSTARCH=amd64"},
})
addBuilder(BuildConfig{
Name: "js-wasm",
HostType: "host-js-wasm",
tryBot: explicitTrySet("go"),
buildsRepo: func(repo, branch, goBranch string) bool {
switch repo {
case "go":
return true
case "build", "mobile", "exp", "benchmarks", "debug", "perf", "talks", "tools", "tour", "website":
return false
default:
return branch == "master" && goBranch == "master"
}
},
distTestAdjust: func(run bool, distTest string, isNormalTry bool) bool {
if isNormalTry {
if strings.Contains(distTest, "/internal/") ||
strings.Contains(distTest, "vendor/golang.org/x/arch") {
return false
}
switch distTest {
case "cmd/go", "nolibgcc:crypto/x509":
return false
}
}
return run
},
numTryTestHelpers: 5,
env: []string{
"GOOS=js", "GOARCH=wasm", "GOHOSTOS=linux", "GOHOSTARCH=amd64",
"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/workdir/go/misc/wasm",
"GO_DISABLE_OUTBOUND_NETWORK=1",
},
})
addBuilder(BuildConfig{
Name: "openbsd-386-62",
HostType: "host-openbsd-386-62",
distTestAdjust: noTestDirAndNoReboot,
env: []string{
// cmd/go takes ~192 seconds on openbsd-386
// now, which is over the 180 second default
// dist test timeout. So, bump this builder
// up:
"GO_TEST_TIMEOUT_SCALE=2",
},
})
addBuilder(BuildConfig{
Name: "openbsd-amd64-62",
HostType: "host-openbsd-amd64-62",
distTestAdjust: noTestDirAndNoReboot,
tryBot: nil,
numTestHelpers: 0,
numTryTestHelpers: 5,
})
addBuilder(BuildConfig{
Name: "openbsd-amd64-64",
HostType: "host-openbsd-amd64-64",
MinimumGoVersion: types.MajorMinor{1, 11},
distTestAdjust: noTestDirAndNoReboot,
tryBot: defaultTrySet(),
numTestHelpers: 0,
numTryTestHelpers: 5,
})
addBuilder(BuildConfig{
Name: "openbsd-386-64",
HostType: "host-openbsd-386-64",
tryBot: explicitTrySet("sys"),
distTestAdjust: noTestDirAndNoReboot,
})
addBuilder(BuildConfig{
Name: "openbsd-arm-jsing",
HostType: "host-openbsd-arm-joelsing",
SkipSnapshot: true,
buildsRepo: func(repo, branch, goBranch string) bool {
switch repo {
case "go", "net", "sys":
return branch == "master" && goBranch == "master"
default:
return false
}
},
distTestAdjust: noTestDirAndNoReboot,
tryBot: nil,
env: []string{
// The machine is slow.
"GO_TEST_TIMEOUT_SCALE=5",
},
})
addBuilder(BuildConfig{
Name: "netbsd-amd64-9_0",
HostType: "host-netbsd-amd64-9_0",
distTestAdjust: noTestDirAndNoReboot,
tryBot: explicitTrySet("sys"),
})
addBuilder(BuildConfig{
Name: "netbsd-386-9_0",
HostType: "host-netbsd-386-9_0",
distTestAdjust: noTestDirAndNoReboot,
})
addBuilder(BuildConfig{
Name: "netbsd-arm-bsiegert",
HostType: "host-netbsd-arm-bsiegert",
distTestAdjust: noTestDirAndNoReboot,
tryBot: nil,
env: []string{
// The machine is slow.
"GO_TEST_TIMEOUT_SCALE=10",
},
})
addBuilder(BuildConfig{
Name: "netbsd-arm64-bsiegert",
HostType: "host-netbsd-arm64-bsiegert",
buildsRepo: func(repo, branch, goBranch string) bool {
return atLeastGo1(goBranch, 16) && buildRepoByDefault(repo)
},
distTestAdjust: noTestDirAndNoReboot,
tryBot: nil,
env: []string{
// The machine is slow.
"GO_TEST_TIMEOUT_SCALE=10",
},
})
addBuilder(BuildConfig{
Name: "plan9-386",
HostType: "host-plan9-386-gce",
numTestHelpers: 1,
tryOnly: true, // disable it for now; Issue 31261, Issue 29801
distTestAdjust: func(run bool, distTest string, isNormalTry bool) bool {
switch distTest {
case "api",
"go_test:cmd/go": // takes over 20 minutes without working SMP
return false
}
return run
},
buildsRepo: onlyMasterDefault,
})
addBuilder(BuildConfig{
Name: "windows-amd64-2008",
HostType: "host-windows-amd64-2008",
distTestAdjust: noTestDirAndNoReboot,
buildsRepo: onlyGo,
env: []string{
"GOARCH=amd64",
"GOHOSTARCH=amd64",
// cmd/go takes ~188 seconds on windows-amd64
// now, which is over the 180 second default
// dist test timeout. So, bump this builder
// up:
"GO_TEST_TIMEOUT_SCALE=2",
},
})
addBuilder(BuildConfig{
Name: "windows-386-2008",
HostType: "host-windows-amd64-2008",
buildsRepo: defaultPlusExpBuild,
distTestAdjust: fasterTrybots,
env: []string{"GOARCH=386", "GOHOSTARCH=386"},
tryBot: defaultTrySet(),
numTryTestHelpers: 4,
})
addBuilder(BuildConfig{
Name: "windows-amd64-2012",
HostType: "host-windows-amd64-2012",
distTestAdjust: noTestDirAndNoReboot,
buildsRepo: onlyGo,
env: []string{
"GOARCH=amd64",
"GOHOSTARCH=amd64",
// cmd/go takes ~188 seconds on windows-amd64
// now, which is over the 180 second default
// dist test timeout. So, bump this builder
// up:
"GO_TEST_TIMEOUT_SCALE=2",
},
})
addBuilder(BuildConfig{
Name: "windows-amd64-2016",
HostType: "host-windows-amd64-2016",
buildsRepo: defaultPlusExpBuild,
distTestAdjust: fasterTrybots,
env: []string{
"GOARCH=amd64",
"GOHOSTARCH=amd64",
// cmd/go takes ~188 seconds on windows-amd64
// now, which is over the 180 second default
// dist test timeout. So, bump this builder
// up:
"GO_TEST_TIMEOUT_SCALE=2",
},
tryBot: defaultTrySet(),
numTryTestHelpers: 5,
})
addBuilder(BuildConfig{
Name: "windows-amd64-longtest",
HostType: "host-windows-amd64-2016-big",
Notes: "Windows Server 2016 with go test -short=false",
tryBot: func(repo, branch, goBranch string) bool {
onReleaseBranch := strings.HasPrefix(branch, "release-branch.")
return repo == "go" && onReleaseBranch // See issue 37827.
},
buildsRepo: func(repo, branch, goBranch string) bool {
b := defaultPlusExpBuild(repo, branch, goBranch)
if repo != "go" && !(branch == "master" && goBranch == "master") {
// For golang.org/x repos, don't test non-latest versions.
b = false
}
return b
},
needsGoProxy: true, // for cmd/go module tests
env: []string{
"GO_TEST_TIMEOUT_SCALE=5", // give them lots of time
},
})
addBuilder(BuildConfig{
Name: "windows-amd64-race",
HostType: "host-windows-amd64-2016-big",
Notes: "Only runs -race tests (./race.bat)",
env: []string{
"GOARCH=amd64",
"GOHOSTARCH=amd64",
// cmd/go takes ~188 seconds on windows-amd64
// now, which is over the 180 second default
// dist test timeout. So, bump this builder
// up:
"GO_TEST_TIMEOUT_SCALE=2"},
})
addBuilder(BuildConfig{
Name: "darwin-amd64-10_11",
HostType: "host-darwin-10_11",
tryBot: nil, // disabled until Macs fixed; https://golang.org/issue/23859
buildsRepo: func(repo, branch, goBranch string) bool {
// Go 1.14 is the last release that will run on macOS 10.11 El Capitan.
// (See https://golang.org/doc/go1.14#darwin.)
return repo == "go" && atMostGo1(branch, 14)
},
distTestAdjust: macTestPolicy,
numTryTestHelpers: 3,
})
addBuilder(BuildConfig{
Name: "darwin-386-10_14",
HostType: "host-darwin-10_14",
distTestAdjust: macTestPolicy,
buildsRepo: func(repo, branch, goBranch string) bool {
// Go 1.14 is the last release that will support 32-bit binaries on macOS (darwin/386).
// (See https://golang.org/doc/go1.14#darwin.)
return repo == "go" && atMostGo1(branch, 14)
},
env: []string{"GOARCH=386", "GOHOSTARCH=386"},
})
addBuilder(BuildConfig{
Name: "darwin-amd64-10_12",
HostType: "host-darwin-10_12",
distTestAdjust: macTestPolicy,
})
addBuilder(BuildConfig{
Name: "darwin-amd64-10_14",
HostType: "host-darwin-10_14",
distTestAdjust: macTestPolicy,
buildsRepo: defaultPlusExp,
})
addBuilder(BuildConfig{
Name: "darwin-amd64-10_15",
HostType: "host-darwin-10_15",
distTestAdjust: macTestPolicy,
buildsRepo: defaultPlusExpBuild,
})
addBuilder(BuildConfig{
Name: "darwin-amd64-nocgo",
HostType: "host-darwin-10_15",
distTestAdjust: noTestDirAndNoReboot,
env: []string{"CGO_ENABLED=0"},
})
addBuilder(BuildConfig{
Name: "darwin-amd64-race",
HostType: "host-darwin-10_15",
distTestAdjust: macTestPolicy,
buildsRepo: onlyGo,
})
addBuilder(BuildConfig{
Name: "ios-arm64-corellium",
HostType: "host-ios-arm64-corellium-ios",
Notes: "Virtual iPhone SE running on Corellium; owned by zenly",
buildsRepo: func(repo, branch, goBranch string) bool {
return repo == "go" && branch == "master" && goBranch == "master"
},
KnownIssue: 41610,
})
addBuilder(BuildConfig{
Name: "android-arm64-corellium",
HostType: "host-android-arm64-corellium-android",
Notes: "Virtual Android running on Corellium; owned by zenly",
buildsRepo: func(repo, branch, goBranch string) bool {
return repo == "go" && branch == "master" && goBranch == "master"
},
})
addBuilder(BuildConfig{
Name: "android-arm-corellium",
HostType: "host-android-arm64-corellium-android",
Notes: "Virtual Android running on Corellium; owned by zenly",
buildsRepo: func(repo, branch, goBranch string) bool {
return repo == "go" && branch == "master" && goBranch == "master"
},
env: []string{
"CGO_ENABLED=1",
"GOARCH=arm",
},
})
addBuilder(BuildConfig{
Name: "android-386-emu",
HostType: "host-android-amd64-emu", // same amd64 host is used for 386 builder
Notes: "Android emulator on GCE",
buildsRepo: func(repo, branch, goBranch string) bool {
switch repo {
case "build", "blog", "talks", "review", "tour", "website":
return false
}
return atLeastGo1(branch, 13) && atLeastGo1(goBranch, 13)
},
env: []string{
"GOARCH=386",
"GOOS=android",
"GOHOSTARCH=amd64",
"GOHOSTOS=linux",
"CGO_ENABLED=1",
},
})
addBuilder(BuildConfig{
Name: "android-amd64-emu",
HostType: "host-android-amd64-emu",
Notes: "Android emulator on GCE",
numTryTestHelpers: 3,
tryBot: func(repo, branch, goBranch string) bool {
switch repo {
case "go", "mobile", "sys", "net", "tools", "crypto", "sync", "text", "time":
return atLeastGo1(branch, 13) && atLeastGo1(goBranch, 13)
}
return false
},
buildsRepo: func(repo, branch, goBranch string) bool {
switch repo {
case "build", "blog", "talks", "review", "tour", "website":
return false
}
return atLeastGo1(branch, 13) && atLeastGo1(goBranch, 13)
},
env: []string{
"GOARCH=amd64",
"GOOS=android",
"GOHOSTARCH=amd64",
"GOHOSTOS=linux",
"CGO_ENABLED=1",
},
})
addBuilder(BuildConfig{
Name: "illumos-amd64",
HostType: "host-illumos-amd64-jclulow",
MinimumGoVersion: types.MajorMinor{1, 13},
})
addBuilder(BuildConfig{
Name: "solaris-amd64-oraclerel",
HostType: "host-solaris-oracle-amd64-oraclerel",
Notes: "Oracle Solaris release version",
})
addBuilder(BuildConfig{
Name: "linux-ppc64-buildlet",
HostType: "host-linux-ppc64-osu",
FlakyNet: true,
distTestAdjust: ppc64DistTestPolicy,
})
addBuilder(BuildConfig{
Name: "linux-ppc64le-buildlet",
HostType: "host-linux-ppc64le-osu",
FlakyNet: true,
distTestAdjust: ppc64DistTestPolicy,
})
addBuilder(BuildConfig{
Name: "linux-ppc64le-power9osu",
HostType: "host-linux-ppc64le-power9-osu",
FlakyNet: true,
distTestAdjust: ppc64DistTestPolicy,
})
addBuilder(BuildConfig{
Name: "linux-arm64-packet",
HostType: "host-linux-arm64-packet",
FlakyNet: true, // maybe not flaky, but here conservatively
})
addBuilder(BuildConfig{
Name: "linux-arm64-aws",
HostType: "host-linux-arm64-aws",
})
addBuilder(BuildConfig{
FlakyNet: true,
HostType: "host-linux-mipsle-mengzhuo",
Name: "linux-mips64le-mengzhuo",
SkipSnapshot: true,
distTestAdjust: mipsDistTestPolicy,
buildsRepo: mipsBuildsRepoPolicy,
env: []string{
"GOARCH=mips64le",
"GOHOSTARCH=mips64le",
},
})
addBuilder(BuildConfig{
FlakyNet: true,
HostType: "host-linux-mips64le-rtrk",
Name: "linux-mips64le-rtrk",
SkipSnapshot: true,
distTestAdjust: mipsDistTestPolicy,
buildsRepo: mipsBuildsRepoPolicy,
env: []string{
"GOARCH=mips64le",
"GOHOSTARCH=mips64le",
},
})
addBuilder(BuildConfig{
FlakyNet: true,
HostType: "host-linux-mips64le-rtrk",
Name: "linux-mipsle-rtrk",
SkipSnapshot: true,
distTestAdjust: mipsDistTestPolicy,
buildsRepo: mipsBuildsRepoPolicy,
env: []string{
"GOARCH=mipsle",
"GOHOSTARCH=mipsle",
},
})
addBuilder(BuildConfig{
FlakyNet: true,
HostType: "host-linux-mips64-rtrk",
Name: "linux-mips64-rtrk",
SkipSnapshot: true,
distTestAdjust: mipsDistTestPolicy,
buildsRepo: mipsBuildsRepoPolicy,
env: []string{
"GOARCH=mips64",
"GOHOSTARCH=mips64",
},
})
addBuilder(BuildConfig{
FlakyNet: true,
HostType: "host-linux-mips64-rtrk",
Name: "linux-mips-rtrk",
SkipSnapshot: true,
distTestAdjust: mipsDistTestPolicy,
buildsRepo: mipsBuildsRepoPolicy,
env: []string{
"GOARCH=mips",
"GOHOSTARCH=mips",
},
})
addBuilder(BuildConfig{
HostType: "host-linux-riscv64-unleashed",
Name: "linux-riscv64-unleashed",
SkipSnapshot: true,
env: []string{"GO_TEST_TIMEOUT_SCALE=4"},
distTestAdjust: func(run bool, distTest string, isNormalTry bool) bool {
switch distTest {
case "api", "reboot":
return false
}
return run
},
buildsRepo: func(repo, branch, goBranch string) bool {
switch repo {
case "go", "net", "sys":
return branch == "master" && goBranch == "master"
default:
return false
}
},
})
addBuilder(BuildConfig{
Name: "linux-s390x-ibm",
HostType: "host-linux-s390x",
numTestHelpers: 0,
})
addBuilder(BuildConfig{
Name: "linux-s390x-crosscompile",
HostType: "host-s390x-cross",
Notes: "s390x cross-compile builder for releases; doesn't run tests",
CompileOnly: true,
tryOnly: true, // but not in trybot set for now
env: []string{
"CGO_ENABLED=1",
"GOARCH=s390x",
"GOHOSTARCH=amd64",
"CC_FOR_TARGET=s390x-linux-gnu-gcc",
},
})
addBuilder(BuildConfig{
Name: "linux-amd64-localdev",
HostType: "host-linux-amd64-localdev",
Notes: "for localhost development only",
tryOnly: true,
})
addBuilder(BuildConfig{
Name: "dragonfly-amd64",
HostType: "host-dragonfly-amd64-master",
Notes: "DragonFly BSD master, run by DragonFly team",
distTestAdjust: noTestDirAndNoReboot,
SkipSnapshot: true,
buildsRepo: func(repo, branch, goBranch string) bool {
return atLeastGo1(goBranch, 14) && buildRepoByDefault(repo)
},
})
addBuilder(BuildConfig{
Name: "dragonfly-amd64-5_8",
HostType: "host-dragonfly-amd64-5_8",
Notes: "DragonFly BSD 5.8 release",
distTestAdjust: noTestDirAndNoReboot,
SkipSnapshot: true,
})
addBuilder(BuildConfig{
Name: "freebsd-arm-paulzhol",
HostType: "host-freebsd-arm-paulzhol",
distTestAdjust: noTestDirAndNoReboot,
SkipSnapshot: true,
buildsRepo: func(repo, branch, goBranch string) bool {
// This was a fragile little machine with limited memory.
// Only run a few of the core subrepos for now while
// we figure out what's killing it.
switch repo {
case "go", "sys", "net":
return true
}
return false
},
env: []string{
"GOARM=7",
"CGO_ENABLED=1",
},
})
addBuilder(BuildConfig{
Name: "freebsd-arm64-dmgk",
HostType: "host-freebsd-arm64-dmgk",
buildsRepo: func(repo, branch, goBranch string) bool {
return atLeastGo1(goBranch, 14) && buildRepoByDefault(repo)
},
})
addBuilder(BuildConfig{
Name: "plan9-arm",
HostType: "host-plan9-arm-0intro",
distTestAdjust: noTestDirAndNoReboot,
buildsRepo: onlyMasterDefault,
})
addBuilder(BuildConfig{
Name: "plan9-amd64-9front",
HostType: "host-plan9-amd64-0intro",
distTestAdjust: func(run bool, distTest string, isNormalTry bool) bool {
run = noTestDirAndNoReboot(run, distTest, isNormalTry)
if strings.HasPrefix(distTest, "test:") || distTest == "reboot" {
return false // skip test
}
switch distTest {
case "api",
"go_test:cmd/go": // takes over 20 minutes without working SMP
return false
}
return run
},
buildsRepo: onlyMasterDefault,
})
addBuilder(BuildConfig{
Name: "plan9-386-0intro",
HostType: "host-plan9-386-0intro",
distTestAdjust: func(run bool, distTest string, isNormalTry bool) bool {
run = noTestDirAndNoReboot(run, distTest, isNormalTry)
switch distTest {
case "api",
"go_test:cmd/go": // takes over 20 minutes without working SMP
return false
}
return run
},
buildsRepo: onlyMasterDefault,
})
addBuilder(BuildConfig{
Name: "aix-ppc64",
HostType: "host-aix-ppc64-osuosl",
MinimumGoVersion: types.MajorMinor{1, 12},
env: []string{
"PATH=/opt/freeware/bin:/usr/bin:/etc:/usr/sbin:/usr/ucb:/usr/bin/X11:/sbin:/usr/java7_64/jre/bin:/usr/java7_64/bin",
},
buildsRepo: func(repo, branch, goBranch string) bool {
switch repo {
case "net":
// The x/net package wasn't working in Go 1.12; AIX folk plan to have
// it ready by Go 1.13. See https://golang.org/issue/31564#issuecomment-484786144
return atLeastGo1(branch, 13) && atLeastGo1(goBranch, 13)
case "tools", "tour", "website":
// The PATH on this builder is misconfigured in a way that causes
// any test that executes a 'go' command as a subprocess to fail.
// (https://golang.org/issue/31567).
// Skip affected repos until the builder is fixed.
return false
}
return atLeastGo1(branch, 12) && atLeastGo1(goBranch, 12) && buildRepoByDefault(repo)
},
})
}
// addBuilder adds c to the Builders map after doing some sanity
// checks.
func addBuilder(c BuildConfig) {
if c.Name == "" {
panic("empty name")
}
if c.HostType == "" {
panic(fmt.Sprintf("missing HostType for builder %q", c.Name))
}
if _, dup := Builders[c.Name]; dup {
panic("dup name " + c.Name)
}
if _, ok := Hosts[c.HostType]; !ok {
panic(fmt.Sprintf("undefined HostType %q for builder %q", c.HostType, c.Name))
}
if c.SkipSnapshot && (c.numTestHelpers > 0 || c.numTryTestHelpers > 0) {
panic(fmt.Sprintf("config %q's SkipSnapshot is not compatible with sharded test helpers", c.Name))
}
types := 0
for _, fn := range []func() bool{c.IsReverse, c.IsContainer, c.IsVM} {
if fn() {
types++
}
}
if types != 1 {
panic(fmt.Sprintf("build config %q host type inconsistent (must be Reverse, Image, or VM)", c.Name))
}
Builders[c.Name] = &c
}
// fasterTrybots is a distTestAdjust policy function.
// It skips (returns false) the test/ directory and reboot tests for trybots.
func fasterTrybots(run bool, distTest string, isNormalTry bool) bool {
if isNormalTry {
if strings.HasPrefix(distTest, "test:") || distTest == "reboot" {
return false // skip test
}
}
return run
}
// noTestDirAndNoReboot is a distTestAdjust policy function.
// It skips (returns false) the test/ directory and reboot tests for all builds.
func noTestDirAndNoReboot(run bool, distTest string, isNormalTry bool) bool {
if strings.HasPrefix(distTest, "test:") || distTest == "reboot" {
return false // skip test
}
return run
}
// ppc64DistTestPolicy is a distTestAdjust policy function
// that's shared by linux-ppc64le, -ppc64le-power9osu, and -ppc64.
func ppc64DistTestPolicy(run bool, distTest string, isNormalTry bool) bool {
if distTest == "reboot" {
// Skip test. It seems to use a lot of memory?
// See https://golang.org/issue/35233.
return false
}
return run
}
// mipsDistTestPolicy is a distTestAdjust policy function
// that's shared by the slow mips builders.
func mipsDistTestPolicy(run bool, distTest string, isNormalTry bool) bool {
switch distTest {
case "api", "reboot":
return false
}
return run
}
// mipsBuildsRepoPolicy is a buildsRepo policy function
// that's shared by the slow mips builders.
func mipsBuildsRepoPolicy(repo, branch, goBranch string) bool {
switch repo {
case "go", "net", "sys":
return branch == "master" && goBranch == "master"
default:
return false
}
}
// TryBuildersForProject returns the builders that should run as part of
// a TryBot set for the given project.
// The project argument is of the form "go", "net", "sys", etc.
// The branch is the branch of that project ("master", "release-branch.go1.12", etc)
// The goBranch is the branch of Go to use. If proj == "go", then branch == goBranch.
func TryBuildersForProject(proj, branch, goBranch string) []*BuildConfig {
var confs []*BuildConfig
for _, conf := range Builders {
if conf.BuildsRepoTryBot(proj, branch, goBranch) {
confs = append(confs, conf)
}
}
sort.Slice(confs, func(i, j int) bool {
return confs[i].Name < confs[j].Name
})
return confs
}
// atLeastGo1 reports whether branch is "release-branch.go1.N" where N >= min.
// It assumes "master" and "dev.*" branches are already greater than min, and
// always includes them.
func atLeastGo1(branch string, min int) bool {
if branch == "master" {
return true
}
if strings.HasPrefix(branch, "dev.") {
// Treat dev branches current.
// If a dev branch is active, it will be current.
// If it is not active, it doesn't matter anyway.
// TODO: dev.boringcrypto.go1.N branches may be the
// exception. Currently we only build boringcrypto
// on linux/amd64 and windows/386, which support all
// versions of Go, so it doesn't actually matter.
return true
}
major, minor, ok := version.ParseReleaseBranch(branch)
return ok && major == 1 && minor >= min
}
// atMostGo1 reports whether branch is "release-branch.go1.N" where N <= max.
// It assumes "master" branch is already greater than max, and doesn't include it.
func atMostGo1(branch string, max int) bool {
major, minor, ok := version.ParseReleaseBranch(branch)
return ok && major == 1 && minor <= max
}
// onlyGo is a common buildsRepo policy value that only builds the main "go" repo.
func onlyGo(repo, branch, goBranch string) bool { return repo == "go" }
// onlyMasterDefault is a common buildsRepo policy value that only builds
// default repos on the master branch.
func onlyMasterDefault(repo, branch, goBranch string) bool {
return branch == "master" && goBranch == "master" && buildRepoByDefault(repo)
}
// disabledBuilder is a buildsRepo policy function that always return false.
func disabledBuilder(repo, branch, goBranch string) bool { return false }
// macTestPolicy is the test policy for Macs.
//
// We have limited Mac resources. It's not worth wasting time testing
// portable things on them. That is, if there's a slow test that will
// still fail slowly on another builder where we have more resources
// (like linux-amd64), then there's no point testing it redundantly on
// the Macs.
func macTestPolicy(run bool, distTest string, isNormalTry bool) bool {
if strings.HasPrefix(distTest, "test:") {
return false
}
switch distTest {
case "reboot", "api", "doc_progs",
"wiki", "bench_go1", "codewalk":
return false
}
if isNormalTry {
switch distTest {
case "runtime:cpu124", "race", "moved_goroot":
return false
}
// TODO: more. Look at bigquery results once we have more data.
}
return run
}