lib/install/deps.go

   1 // Copyright (C) The Arvados Authors. All rights reserved.
   2 //
   3 // SPDX-License-Identifier: AGPL-3.0
   4
   5 package install
   6
   7 import (
   8         "bufio"
   9         "bytes"
  10         "context"
  11         _ "embed"
  12         "errors"
  13         "flag"
  14         "fmt"
  15         "io"
  16         "os"
  17         "os/exec"
  18         "os/user"
  19         "path/filepath"
  20         "strconv"
  21         "strings"
  22         "syscall"
  23         "time"
  24
  25         "git.arvados.org/arvados.git/lib/cmd"
  26         "git.arvados.org/arvados.git/sdk/go/ctxlog"
  27         "github.com/lib/pq"
  28 )
  29
  30 var Command cmd.Handler = &installCommand{}
  31
  32 const goversion = "1.17.7"
  33
  34 const (
  35         rubyversion             = "2.7.5"
  36         bundlerversion          = "2.2.19"
  37         singularityversion      = "3.9.9"
  38         pjsversion              = "1.9.8"
  39         geckoversion            = "0.24.0"
  40         gradleversion           = "5.3.1"
  41         nodejsversion           = "v12.22.11"
  42         devtestDatabasePassword = "insecure_arvados_test"
  43         workbench2version       = "5e020488f67b5bc919796e0dc8b0b9f3b3ff23b0"
  44 )
  45
  46 //go:embed arvados.service
  47 var arvadosServiceFile []byte
  48
  49 type installCommand struct {
  50         ClusterType    string
  51         SourcePath     string
  52         PackageVersion string
  53         EatMyData      bool
  54 }
  55
  56 func (inst *installCommand) RunCommand(prog string, args []string, stdin io.Reader, stdout, stderr io.Writer) int {
  57         logger := ctxlog.New(stderr, "text", "info")
  58         ctx := ctxlog.Context(context.Background(), logger)
  59         ctx, cancel := context.WithCancel(ctx)
  60         defer cancel()
  61
  62         var err error
  63         defer func() {
  64                 if err != nil {
  65                         logger.WithError(err).Info("exiting")
  66                 }
  67         }()
  68
  69         flags := flag.NewFlagSet(prog, flag.ContinueOnError)
  70         flags.SetOutput(stderr)
  71         versionFlag := flags.Bool("version", false, "Write version information to stdout and exit 0")
  72         flags.StringVar(&inst.ClusterType, "type", "production", "cluster `type`: development, test, production, or package")
  73         flags.StringVar(&inst.SourcePath, "source", "/arvados", "source tree location (required for -type=package)")
  74         flags.StringVar(&inst.PackageVersion, "package-version", "0.0.0", "version string to embed in executable files")
  75         flags.BoolVar(&inst.EatMyData, "eatmydata", false, "use eatmydata to speed up install")
  76
  77         if ok, code := cmd.ParseFlags(flags, prog, args, "", stderr); !ok {
  78                 return code
  79         } else if *versionFlag {
  80                 return cmd.Version.RunCommand(prog, args, stdin, stdout, stderr)
  81         }
  82
  83         var dev, test, prod, pkg bool
  84         switch inst.ClusterType {
  85         case "development":
  86                 dev = true
  87         case "test":
  88                 test = true
  89         case "production":
  90                 prod = true
  91         case "package":
  92                 pkg = true
  93         default:
  94                 err = fmt.Errorf("invalid cluster type %q (must be 'development', 'test', 'production', or 'package')", inst.ClusterType)
  95                 return 2
  96         }
  97
  98         if prod {
  99                 err = errors.New("production install is not yet implemented")
 100                 return 1
 101         }
 102
 103         osv, err := identifyOS()
 104         if err != nil {
 105                 return 1
 106         }
 107
 108         listdir, err := os.Open("/var/lib/apt/lists")
 109         if err != nil {
 110                 logger.Warnf("error while checking whether to run apt-get update: %s", err)
 111         } else if names, _ := listdir.Readdirnames(1); len(names) == 0 {
 112                 // Special case for a base docker image where the
 113                 // package cache has been deleted and all "apt-get
 114                 // install" commands will fail unless we fetch repos.
 115                 cmd := exec.CommandContext(ctx, "apt-get", "update")
 116                 cmd.Stdout = stdout
 117                 cmd.Stderr = stderr
 118                 err = cmd.Run()
 119                 if err != nil {
 120                         return 1
 121                 }
 122         }
 123
 124         if inst.EatMyData {
 125                 cmd := exec.CommandContext(ctx, "apt-get", "install", "--yes", "--no-install-recommends", "eatmydata")
 126                 cmd.Env = append(os.Environ(), "DEBIAN_FRONTEND=noninteractive")
 127                 cmd.Stdout = stdout
 128                 cmd.Stderr = stderr
 129                 err = cmd.Run()
 130                 if err != nil {
 131                         return 1
 132                 }
 133         }
 134
 135         pkgs := prodpkgs(osv)
 136
 137         if pkg {
 138                 pkgs = append(pkgs,
 139                         "dpkg-dev",
 140                         "eatmydata", // install it for later steps, even if we're not using it now
 141                 )
 142         }
 143
 144         if dev || test || pkg {
 145                 pkgs = append(pkgs,
 146                         "automake",
 147                         "bison",
 148                         "bsdmainutils",
 149                         "build-essential",
 150                         "cadaver",
 151                         "curl",
 152                         "cython3",
 153                         "default-jdk-headless",
 154                         "default-jre-headless",
 155                         "gettext",
 156                         "libattr1-dev",
 157                         "libcrypt-ssleay-perl",
 158                         "libfuse-dev",
 159                         "libgnutls28-dev",
 160                         "libjson-perl",
 161                         "libpam-dev",
 162                         "libpcre3-dev",
 163                         "libpq-dev",
 164                         "libreadline-dev",
 165                         "libssl-dev",
 166                         "libwww-perl",
 167                         "libxml2-dev",
 168                         "libxslt1-dev",
 169                         "linkchecker",
 170                         "lsof",
 171                         "make",
 172                         "net-tools",
 173                         "pandoc",
 174                         "pkg-config",
 175                         "postgresql",
 176                         "postgresql-contrib",
 177                         "python3-dev",
 178                         "python3-venv",
 179                         "python3-virtualenv",
 180                         "r-base",
 181                         "r-cran-testthat",
 182                         "r-cran-devtools",
 183                         "r-cran-knitr",
 184                         "r-cran-markdown",
 185                         "r-cran-roxygen2",
 186                         "r-cran-xml",
 187                         "rsync",
 188                         "sudo",
 189                         "uuid-dev",
 190                         "wget",
 191                         "xvfb",
 192                 )
 193                 if test {
 194                         if osv.Debian && osv.Major <= 10 {
 195                                 pkgs = append(pkgs, "iceweasel")
 196                         } else {
 197                                 pkgs = append(pkgs, "firefox")
 198                         }
 199                 }
 200                 if dev || test {
 201                         pkgs = append(pkgs, "squashfs-tools") // for singularity
 202                         pkgs = append(pkgs, "gnupg")          // for docker install recipe
 203                 }
 204                 switch {
 205                 case osv.Debian && osv.Major >= 11:
 206                         pkgs = append(pkgs, "libcurl4", "perl-modules-5.32")
 207                 case osv.Debian && osv.Major >= 10:
 208                         pkgs = append(pkgs, "libcurl4", "perl-modules")
 209                 default:
 210                         pkgs = append(pkgs, "libcurl3", "perl-modules")
 211                 }
 212                 cmd := exec.CommandContext(ctx, "apt-get")
 213                 if inst.EatMyData {
 214                         cmd = exec.CommandContext(ctx, "eatmydata", "apt-get")
 215                 }
 216                 cmd.Args = append(cmd.Args, "install", "--yes", "--no-install-recommends")
 217                 cmd.Args = append(cmd.Args, pkgs...)
 218                 cmd.Env = append(os.Environ(), "DEBIAN_FRONTEND=noninteractive")
 219                 cmd.Stdout = stdout
 220                 cmd.Stderr = stderr
 221                 err = cmd.Run()
 222                 if err != nil {
 223                         return 1
 224                 }
 225         }
 226
 227         if dev || test {
 228                 if havedockerversion, err := exec.Command("docker", "--version").CombinedOutput(); err == nil {
 229                         logger.Printf("%s installed, assuming that version is ok", bytes.TrimSuffix(havedockerversion, []byte("\n")))
 230                 } else if osv.Debian {
 231                         var codename string
 232                         switch osv.Major {
 233                         case 10:
 234                                 codename = "buster"
 235                         case 11:
 236                                 codename = "bullseye"
 237                         default:
 238                                 err = fmt.Errorf("don't know how to install docker-ce for debian %d", osv.Major)
 239                                 return 1
 240                         }
 241                         err = inst.runBash(`
 242 rm -f /usr/share/keyrings/docker-archive-keyring.gpg
 243 curl -fsSL https://download.docker.com/linux/debian/gpg | gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
 244 echo 'deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/debian/ `+codename+` stable' | \
 245     tee /etc/apt/sources.list.d/docker.list
 246 apt-get update
 247 DEBIAN_FRONTEND=noninteractive apt-get --yes --no-install-recommends install docker-ce
 248 `, stdout, stderr)
 249                         if err != nil {
 250                                 return 1
 251                         }
 252                 } else {
 253                         err = fmt.Errorf("don't know how to install docker for osversion %v", osv)
 254                         return 1
 255                 }
 256         }
 257
 258         os.Mkdir("/var/lib/arvados", 0755)
 259         os.Mkdir("/var/lib/arvados/tmp", 0700)
 260         if prod || pkg {
 261                 u, er := user.Lookup("www-data")
 262                 if er != nil {
 263                         err = fmt.Errorf("user.Lookup(%q): %w", "www-data", er)
 264                         return 1
 265                 }
 266                 uid, _ := strconv.Atoi(u.Uid)
 267                 gid, _ := strconv.Atoi(u.Gid)
 268                 os.Mkdir("/var/lib/arvados/wwwtmp", 0700)
 269                 err = os.Chown("/var/lib/arvados/wwwtmp", uid, gid)
 270                 if err != nil {
 271                         return 1
 272                 }
 273         }
 274         rubymajorversion := rubyversion[:strings.LastIndex(rubyversion, ".")]
 275         if haverubyversion, err := exec.Command("/var/lib/arvados/bin/ruby", "-v").CombinedOutput(); err == nil && bytes.HasPrefix(haverubyversion, []byte("ruby "+rubyversion)) {
 276                 logger.Print("ruby " + rubyversion + " already installed")
 277         } else {
 278                 err = inst.runBash(`
 279 tmp="$(mktemp -d)"
 280 trap 'rm -r "${tmp}"' ERR EXIT
 281 wget --progress=dot:giga -O- https://cache.ruby-lang.org/pub/ruby/`+rubymajorversion+`/ruby-`+rubyversion+`.tar.gz | tar -C "${tmp}" -xzf -
 282 cd "${tmp}/ruby-`+rubyversion+`"
 283 ./configure --disable-install-static-library --enable-shared --disable-install-doc --prefix /var/lib/arvados
 284 make -j8
 285 make install
 286 /var/lib/arvados/bin/gem install bundler --no-document
 287 `, stdout, stderr)
 288                 if err != nil {
 289                         return 1
 290                 }
 291         }
 292
 293         if !prod {
 294                 if havegoversion, err := exec.Command("/usr/local/bin/go", "version").CombinedOutput(); err == nil && bytes.HasPrefix(havegoversion, []byte("go version go"+goversion+" ")) {
 295                         logger.Print("go " + goversion + " already installed")
 296                 } else {
 297                         err = inst.runBash(`
 298 cd /tmp
 299 rm -rf /var/lib/arvados/go/
 300 wget --progress=dot:giga -O- https://storage.googleapis.com/golang/go`+goversion+`.linux-amd64.tar.gz | tar -C /var/lib/arvados -xzf -
 301 ln -sfv /var/lib/arvados/go/bin/* /usr/local/bin/
 302 `, stdout, stderr)
 303                         if err != nil {
 304                                 return 1
 305                         }
 306                 }
 307         }
 308
 309         if !prod && !pkg {
 310                 if havepjsversion, err := exec.Command("/usr/local/bin/phantomjs", "--version").CombinedOutput(); err == nil && string(havepjsversion) == "1.9.8\n" {
 311                         logger.Print("phantomjs " + pjsversion + " already installed")
 312                 } else {
 313                         err = inst.runBash(`
 314 PJS=phantomjs-`+pjsversion+`-linux-x86_64
 315 wget --progress=dot:giga -O- https://cache.arvados.org/$PJS.tar.bz2 | tar -C /var/lib/arvados -xjf -
 316 ln -sfv /var/lib/arvados/$PJS/bin/phantomjs /usr/local/bin/
 317 `, stdout, stderr)
 318                         if err != nil {
 319                                 return 1
 320                         }
 321                 }
 322
 323                 if havegeckoversion, err := exec.Command("/usr/local/bin/geckodriver", "--version").CombinedOutput(); err == nil && strings.Contains(string(havegeckoversion), " "+geckoversion+" ") {
 324                         logger.Print("geckodriver " + geckoversion + " already installed")
 325                 } else {
 326                         err = inst.runBash(`
 327 GD=v`+geckoversion+`
 328 wget --progress=dot:giga -O- https://github.com/mozilla/geckodriver/releases/download/$GD/geckodriver-$GD-linux64.tar.gz | tar -C /var/lib/arvados/bin -xzf - geckodriver
 329 ln -sfv /var/lib/arvados/bin/geckodriver /usr/local/bin/
 330 `, stdout, stderr)
 331                         if err != nil {
 332                                 return 1
 333                         }
 334                 }
 335
 336                 if havegradleversion, err := exec.Command("/usr/local/bin/gradle", "--version").CombinedOutput(); err == nil && strings.Contains(string(havegradleversion), "Gradle "+gradleversion+"\n") {
 337                         logger.Print("gradle " + gradleversion + " already installed")
 338                 } else {
 339                         err = inst.runBash(`
 340 G=`+gradleversion+`
 341 zip=/var/lib/arvados/tmp/gradle-${G}-bin.zip
 342 trap "rm ${zip}" ERR
 343 wget --progress=dot:giga -O${zip} https://services.gradle.org/distributions/gradle-${G}-bin.zip
 344 unzip -o -d /var/lib/arvados ${zip}
 345 ln -sfv /var/lib/arvados/gradle-${G}/bin/gradle /usr/local/bin/
 346 rm ${zip}
 347 `, stdout, stderr)
 348                         if err != nil {
 349                                 return 1
 350                         }
 351                 }
 352
 353                 if havesingularityversion, err := exec.Command("/var/lib/arvados/bin/singularity", "--version").CombinedOutput(); err == nil && strings.Contains(string(havesingularityversion), singularityversion) {
 354                         logger.Print("singularity " + singularityversion + " already installed")
 355                 } else if dev || test {
 356                         err = inst.runBash(`
 357 S=`+singularityversion+`
 358 tmp=/var/lib/arvados/tmp/singularity
 359 trap "rm -r ${tmp}" ERR EXIT
 360 cd /var/lib/arvados/tmp
 361 git clone https://github.com/sylabs/singularity
 362 cd singularity
 363 git checkout v${S}
 364 ./mconfig --prefix=/var/lib/arvados
 365 make -C ./builddir
 366 make -C ./builddir install
 367 `, stdout, stderr)
 368                         if err != nil {
 369                                 return 1
 370                         }
 371                 }
 372
 373                 err = inst.runBash(`
 374 install /usr/bin/nsenter /var/lib/arvados/bin/nsenter
 375 setcap "cap_sys_admin+pei cap_sys_chroot+pei" /var/lib/arvados/bin/nsenter
 376 `, stdout, stderr)
 377                 if err != nil {
 378                         return 1
 379                 }
 380
 381                 // The entry in /etc/locale.gen is "en_US.UTF-8"; once
 382                 // it's installed, locale -a reports it as
 383                 // "en_US.utf8".
 384                 wantlocale := "en_US.UTF-8"
 385                 if havelocales, err := exec.Command("locale", "-a").CombinedOutput(); err == nil && bytes.Contains(havelocales, []byte(strings.Replace(wantlocale+"\n", "UTF-", "utf", 1))) {
 386                         logger.Print("locale " + wantlocale + " already installed")
 387                 } else {
 388                         err = inst.runBash(`sed -i 's/^# *\(`+wantlocale+`\)/\1/' /etc/locale.gen && locale-gen`, stdout, stderr)
 389                         if err != nil {
 390                                 return 1
 391                         }
 392                 }
 393
 394                 var pgc struct {
 395                         Version       string
 396                         Cluster       string
 397                         Port          int
 398                         Status        string
 399                         Owner         string
 400                         DataDirectory string
 401                         LogFile       string
 402                 }
 403                 if pgLsclusters, err2 := exec.Command("pg_lsclusters", "--no-header").CombinedOutput(); err2 != nil {
 404                         err = fmt.Errorf("pg_lsclusters: %s", err2)
 405                         return 1
 406                 } else if pgclusters := strings.Split(strings.TrimSpace(string(pgLsclusters)), "\n"); len(pgclusters) != 1 {
 407                         logger.Warnf("pg_lsclusters returned %d postgresql clusters -- skipping postgresql initdb/startup, hope that's ok", len(pgclusters))
 408                 } else if _, err = fmt.Sscanf(pgclusters[0], "%s %s %d %s %s %s %s", &pgc.Version, &pgc.Cluster, &pgc.Port, &pgc.Status, &pgc.Owner, &pgc.DataDirectory, &pgc.LogFile); err != nil {
 409                         err = fmt.Errorf("error parsing pg_lsclusters output: %s", err)
 410                         return 1
 411                 } else if pgc.Status == "online" {
 412                         logger.Infof("postgresql cluster %s-%s is online", pgc.Version, pgc.Cluster)
 413                 } else {
 414                         logger.Infof("postgresql cluster %s-%s is %s; trying to start", pgc.Version, pgc.Cluster, pgc.Status)
 415                         cmd := exec.Command("pg_ctlcluster", "--foreground", pgc.Version, pgc.Cluster, "start")
 416                         cmd.Stdout = stdout
 417                         cmd.Stderr = stderr
 418                         err = cmd.Start()
 419                         if err != nil {
 420                                 return 1
 421                         }
 422                         defer func() {
 423                                 cmd.Process.Signal(syscall.SIGTERM)
 424                                 logger.Info("sent SIGTERM; waiting for postgres to shut down")
 425                                 cmd.Wait()
 426                         }()
 427                         err = waitPostgreSQLReady()
 428                         if err != nil {
 429                                 return 1
 430                         }
 431                 }
 432
 433                 if os.Getpid() == 1 {
 434                         // We are the init process (presumably in a
 435                         // docker container) so although postgresql is
 436                         // installed, it's not running, and initdb
 437                         // might never have been run.
 438                 }
 439
 440                 var needcoll []string
 441                 // If the en_US.UTF-8 locale wasn't installed when
 442                 // postgresql initdb ran, it needs to be added
 443                 // explicitly before we can use it in our test suite.
 444                 for _, collname := range []string{"en_US", "en_US.UTF-8"} {
 445                         cmd := exec.Command("sudo", "-u", "postgres", "psql", "-t", "-c", "SELECT 1 FROM pg_catalog.pg_collation WHERE collname='"+collname+"' AND collcollate IN ('en_US.UTF-8', 'en_US.utf8')")
 446                         cmd.Dir = "/"
 447                         out, err2 := cmd.CombinedOutput()
 448                         if err != nil {
 449                                 err = fmt.Errorf("error while checking postgresql collations: %s", err2)
 450                                 return 1
 451                         }
 452                         if strings.Contains(string(out), "1") {
 453                                 logger.Infof("postgresql supports collation %s", collname)
 454                         } else {
 455                                 needcoll = append(needcoll, collname)
 456                         }
 457                 }
 458                 if len(needcoll) > 0 && os.Getpid() != 1 {
 459                         // In order for the CREATE COLLATION statement
 460                         // below to work, the locale must have existed
 461                         // when PostgreSQL started up. If we're
 462                         // running as init, we must have started
 463                         // PostgreSQL ourselves after installing the
 464                         // locales. Otherwise, it might need a
 465                         // restart, so we attempt to restart it with
 466                         // systemd.
 467                         if err = inst.runBash(`sudo systemctl restart postgresql`, stdout, stderr); err != nil {
 468                                 logger.Warn("`systemctl restart postgresql` failed; hoping postgresql does not need to be restarted")
 469                         } else if err = waitPostgreSQLReady(); err != nil {
 470                                 return 1
 471                         }
 472                 }
 473                 for _, collname := range needcoll {
 474                         cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "CREATE COLLATION \""+collname+"\" (LOCALE = \"en_US.UTF-8\")")
 475                         cmd.Stdout = stdout
 476                         cmd.Stderr = stderr
 477                         cmd.Dir = "/"
 478                         err = cmd.Run()
 479                         if err != nil {
 480                                 err = fmt.Errorf("error adding postgresql collation %s: %s", collname, err)
 481                                 return 1
 482                         }
 483                 }
 484
 485                 withstuff := "WITH LOGIN SUPERUSER ENCRYPTED PASSWORD " + pq.QuoteLiteral(devtestDatabasePassword)
 486                 cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "ALTER ROLE arvados "+withstuff)
 487                 cmd.Dir = "/"
 488                 if err := cmd.Run(); err == nil {
 489                         logger.Print("arvados role exists; superuser privileges added, password updated")
 490                 } else {
 491                         cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "CREATE ROLE arvados "+withstuff)
 492                         cmd.Dir = "/"
 493                         cmd.Stdout = stdout
 494                         cmd.Stderr = stderr
 495                         err = cmd.Run()
 496                         if err != nil {
 497                                 return 1
 498                         }
 499                 }
 500         }
 501
 502         if !prod {
 503                 if havenodejsversion, err := exec.Command("/usr/local/bin/node", "--version").CombinedOutput(); err == nil && string(havenodejsversion) == nodejsversion+"\n" {
 504                         logger.Print("nodejs " + nodejsversion + " already installed")
 505                 } else {
 506                         err = inst.runBash(`
 507 NJS=`+nodejsversion+`
 508 wget --progress=dot:giga -O- https://nodejs.org/dist/${NJS}/node-${NJS}-linux-x64.tar.xz | sudo tar -C /var/lib/arvados -xJf -
 509 ln -sfv /var/lib/arvados/node-${NJS}-linux-x64/bin/{node,npm} /usr/local/bin/
 510 `, stdout, stderr)
 511                         if err != nil {
 512                                 return 1
 513                         }
 514                 }
 515
 516                 if haveyarnversion, err := exec.Command("/usr/local/bin/yarn", "--version").CombinedOutput(); err == nil && len(haveyarnversion) > 0 {
 517                         logger.Print("yarn " + strings.TrimSpace(string(haveyarnversion)) + " already installed")
 518                 } else {
 519                         err = inst.runBash(`
 520 npm install -g yarn
 521 ln -sfv /var/lib/arvados/node-`+nodejsversion+`-linux-x64/bin/{yarn,yarnpkg} /usr/local/bin/
 522 `, stdout, stderr)
 523                         if err != nil {
 524                                 return 1
 525                         }
 526                 }
 527
 528                 if havewb2version, err := exec.Command("git", "--git-dir=/var/lib/arvados/arvados-workbench2/.git", "log", "-n1", "--format=%H").CombinedOutput(); err == nil && string(havewb2version) == workbench2version+"\n" {
 529                         logger.Print("workbench2 repo is already at " + workbench2version)
 530                 } else {
 531                         err = inst.runBash(`
 532 V=`+workbench2version+`
 533 cd /var/lib/arvados
 534 if [[ ! -e arvados-workbench2 ]]; then
 535   git clone https://git.arvados.org/arvados-workbench2.git
 536   cd arvados-workbench2
 537   git checkout $V
 538 else
 539   cd arvados-workbench2
 540   if ! git checkout $V; then
 541     git fetch
 542     git checkout yarn.lock
 543     git checkout $V
 544   fi
 545 fi
 546 rm -rf build
 547 `, stdout, stderr)
 548                         if err != nil {
 549                                 return 1
 550                         }
 551                 }
 552
 553                 if err = inst.runBash(`
 554 cd /var/lib/arvados/arvados-workbench2
 555 yarn install
 556 `, stdout, stderr); err != nil {
 557                         return 1
 558                 }
 559         }
 560
 561         if prod || pkg {
 562                 // Install Go programs to /var/lib/arvados/bin/
 563                 for _, srcdir := range []string{
 564                         "cmd/arvados-client",
 565                         "cmd/arvados-server",
 566                         "services/crunch-dispatch-local",
 567                         "services/crunch-dispatch-slurm",
 568                         "services/health",
 569                         "services/keep-balance",
 570                         "services/keepstore",
 571                         "services/ws",
 572                 } {
 573                         fmt.Fprintf(stderr, "building %s...\n", srcdir)
 574                         cmd := exec.Command("go", "install", "-ldflags", "-X git.arvados.org/arvados.git/lib/cmd.version="+inst.PackageVersion+" -X main.version="+inst.PackageVersion+" -s -w")
 575                         cmd.Env = append(cmd.Env, os.Environ()...)
 576                         cmd.Env = append(cmd.Env, "GOBIN=/var/lib/arvados/bin")
 577                         cmd.Dir = filepath.Join(inst.SourcePath, srcdir)
 578                         cmd.Stdout = stdout
 579                         cmd.Stderr = stderr
 580                         err = cmd.Run()
 581                         if err != nil {
 582                                 return 1
 583                         }
 584                 }
 585
 586                 // Symlink user-facing Go programs /usr/bin/x ->
 587                 // /var/lib/arvados/bin/x
 588                 for _, prog := range []string{"arvados-client", "arvados-server"} {
 589                         err = os.Remove("/usr/bin/" + prog)
 590                         if err != nil && !errors.Is(err, os.ErrNotExist) {
 591                                 return 1
 592                         }
 593                         err = os.Symlink("/var/lib/arvados/bin/"+prog, "/usr/bin/"+prog)
 594                         if err != nil {
 595                                 return 1
 596                         }
 597                 }
 598
 599                 // Copy assets from source tree to /var/lib/arvados/share
 600                 cmd := exec.Command("install", "-v", "-t", "/var/lib/arvados/share", filepath.Join(inst.SourcePath, "sdk/python/tests/nginx.conf"))
 601                 cmd.Stdout = stdout
 602                 cmd.Stderr = stderr
 603                 err = cmd.Run()
 604                 if err != nil {
 605                         return 1
 606                 }
 607
 608                 // Install Rails apps to /var/lib/arvados/{railsapi,workbench1}/
 609                 for dstdir, srcdir := range map[string]string{
 610                         "railsapi":   "services/api",
 611                         "workbench1": "apps/workbench",
 612                 } {
 613                         fmt.Fprintf(stderr, "building %s...\n", srcdir)
 614                         cmd := exec.Command("rsync",
 615                                 "-a", "--no-owner", "--no-group", "--delete-after", "--delete-excluded",
 616                                 "--exclude", "/coverage",
 617                                 "--exclude", "/log",
 618                                 "--exclude", "/node_modules",
 619                                 "--exclude", "/tmp",
 620                                 "--exclude", "/public/assets",
 621                                 "--exclude", "/vendor",
 622                                 "--exclude", "/config/environments",
 623                                 "./", "/var/lib/arvados/"+dstdir+"/")
 624                         cmd.Dir = filepath.Join(inst.SourcePath, srcdir)
 625                         cmd.Stdout = stdout
 626                         cmd.Stderr = stderr
 627                         err = cmd.Run()
 628                         if err != nil {
 629                                 return 1
 630                         }
 631                         for _, cmdline := range [][]string{
 632                                 {"mkdir", "-p", "log", "public/assets", "tmp", "vendor", ".bundle", "/var/www/.bundle", "/var/www/.gem", "/var/www/.npm", "/var/www/.passenger"},
 633                                 {"touch", "log/production.log"},
 634                                 {"chown", "-R", "--from=root", "www-data:www-data", "/var/www/.bundle", "/var/www/.gem", "/var/www/.npm", "/var/www/.passenger", "log", "tmp", "vendor", ".bundle", "Gemfile.lock", "config.ru", "config/environment.rb"},
 635                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/gem", "install", "--user", "--conservative", "--no-document", "bundler:" + bundlerversion},
 636                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "install", "--deployment", "--jobs", "8", "--path", "/var/www/.gem", "--without", "development test diagnostics performance"},
 637
 638                                 {"chown", "www-data:www-data", ".", "public/assets"},
 639                                 // {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "config", "set", "--local", "system", "true"},
 640                                 {"sudo", "-u", "www-data", "ARVADOS_CONFIG=none", "RAILS_GROUPS=assets", "RAILS_ENV=production", "/var/lib/arvados/bin/bundle", "exec", "rake", "npm:install"},
 641                                 {"sudo", "-u", "www-data", "ARVADOS_CONFIG=none", "RAILS_GROUPS=assets", "RAILS_ENV=production", "/var/lib/arvados/bin/bundle", "exec", "rake", "assets:precompile"},
 642                                 {"chown", "root:root", "."},
 643                                 {"chown", "-R", "root:root", "public/assets", "vendor"},
 644
 645                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "build-native-support"},
 646                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "install-standalone-runtime"},
 647                         } {
 648                                 if cmdline[len(cmdline)-2] == "rake" && dstdir != "workbench1" {
 649                                         continue
 650                                 }
 651                                 cmd = exec.Command(cmdline[0], cmdline[1:]...)
 652                                 cmd.Dir = "/var/lib/arvados/" + dstdir
 653                                 cmd.Stdout = stdout
 654                                 cmd.Stderr = stderr
 655                                 fmt.Fprintf(stderr, "... %s\n", cmd.Args)
 656                                 err = cmd.Run()
 657                                 if err != nil {
 658                                         return 1
 659                                 }
 660                         }
 661                         cmd = exec.Command("sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "validate-install")
 662                         cmd.Dir = "/var/lib/arvados/" + dstdir
 663                         cmd.Stdout = stdout
 664                         cmd.Stderr = stderr
 665                         err = cmd.Run()
 666                         if err != nil && !strings.Contains(err.Error(), "exit status 2") {
 667                                 // Exit code 2 indicates there were warnings (like
 668                                 // "other passenger installations have been detected",
 669                                 // which we can't expect to avoid) but no errors.
 670                                 // Other non-zero exit codes (1, 9) indicate errors.
 671                                 return 1
 672                         }
 673                 }
 674
 675                 // Install workbench2 app to /var/lib/arvados/workbench2/
 676                 if err = inst.runBash(`
 677 cd /var/lib/arvados/arvados-workbench2
 678 VERSION="`+inst.PackageVersion+`" BUILD_NUMBER=1 GIT_COMMIT="`+workbench2version[:9]+`" yarn build
 679 rsync -a --delete-after build/ /var/lib/arvados/workbench2/
 680 `, stdout, stderr); err != nil {
 681                         return 1
 682                 }
 683
 684                 err = os.WriteFile("/lib/systemd/system/arvados.service", arvadosServiceFile, 0777)
 685                 if err != nil {
 686                         return 1
 687                 }
 688                 // This is equivalent to "systemd enable", but does
 689                 // not depend on the systemctl program being
 690                 // available.
 691                 symlink := "/etc/systemd/system/multi-user.target.wants/arvados.service"
 692                 err = os.Remove(symlink)
 693                 if err != nil && !errors.Is(err, os.ErrNotExist) {
 694                         return 1
 695                 }
 696                 err = os.Symlink("/lib/systemd/system/arvados.service", symlink)
 697                 if err != nil {
 698                         return 1
 699                 }
 700         }
 701
 702         return 0
 703 }
 704
 705 type osversion struct {
 706         Debian bool
 707         Ubuntu bool
 708         Centos bool
 709         Major  int
 710 }
 711
 712 func identifyOS() (osversion, error) {
 713         var osv osversion
 714         f, err := os.Open("/etc/os-release")
 715         if err != nil {
 716                 return osv, err
 717         }
 718         defer f.Close()
 719
 720         kv := map[string]string{}
 721         scanner := bufio.NewScanner(f)
 722         for scanner.Scan() {
 723                 line := strings.TrimSpace(scanner.Text())
 724                 if strings.HasPrefix(line, "#") {
 725                         continue
 726                 }
 727                 toks := strings.SplitN(line, "=", 2)
 728                 if len(toks) != 2 {
 729                         return osv, fmt.Errorf("invalid line in /etc/os-release: %q", line)
 730                 }
 731                 k := toks[0]
 732                 v := strings.Trim(toks[1], `"`)
 733                 if v == toks[1] {
 734                         v = strings.Trim(v, `'`)
 735                 }
 736                 kv[k] = v
 737         }
 738         if err = scanner.Err(); err != nil {
 739                 return osv, err
 740         }
 741         switch kv["ID"] {
 742         case "ubuntu":
 743                 osv.Ubuntu = true
 744         case "debian":
 745                 osv.Debian = true
 746         case "centos":
 747                 osv.Centos = true
 748         default:
 749                 return osv, fmt.Errorf("unsupported ID in /etc/os-release: %q", kv["ID"])
 750         }
 751         vstr := kv["VERSION_ID"]
 752         if i := strings.Index(vstr, "."); i > 0 {
 753                 vstr = vstr[:i]
 754         }
 755         osv.Major, err = strconv.Atoi(vstr)
 756         if err != nil {
 757                 return osv, fmt.Errorf("incomprehensible VERSION_ID in /etc/os-release: %q", kv["VERSION_ID"])
 758         }
 759         return osv, nil
 760 }
 761
 762 func waitPostgreSQLReady() error {
 763         for deadline := time.Now().Add(10 * time.Second); ; {
 764                 output, err := exec.Command("pg_isready").CombinedOutput()
 765                 if err == nil {
 766                         return nil
 767                 } else if time.Now().After(deadline) {
 768                         return fmt.Errorf("timed out waiting for pg_isready (%q)", output)
 769                 } else {
 770                         time.Sleep(time.Second)
 771                 }
 772         }
 773 }
 774
 775 func (inst *installCommand) runBash(script string, stdout, stderr io.Writer) error {
 776         cmd := exec.Command("bash", "-")
 777         if inst.EatMyData {
 778                 cmd = exec.Command("eatmydata", "bash", "-")
 779         }
 780         cmd.Stdin = bytes.NewBufferString("set -ex -o pipefail\n" + script)
 781         cmd.Stdout = stdout
 782         cmd.Stderr = stderr
 783         return cmd.Run()
 784 }
 785
 786 func prodpkgs(osv osversion) []string {
 787         pkgs := []string{
 788                 "ca-certificates",
 789                 "curl",
 790                 "fuse",
 791                 "git",
 792                 "gitolite3",
 793                 "graphviz",
 794                 "haveged",
 795                 "libcurl3-gnutls",
 796                 "libxslt1.1",
 797                 "nginx",
 798                 "python",
 799                 "sudo",
 800         }
 801         if osv.Debian || osv.Ubuntu {
 802                 if osv.Debian && osv.Major == 8 {
 803                         pkgs = append(pkgs, "libgnutls-deb0-28") // sdk/cwl
 804                 } else if osv.Debian && osv.Major >= 10 || osv.Ubuntu && osv.Major >= 16 {
 805                         pkgs = append(pkgs, "python3-distutils") // sdk/cwl
 806                 }
 807                 return append(pkgs,
 808                         "g++",
 809                         "libcurl4-openssl-dev", // services/api
 810                         "libpq-dev",
 811                         "libpython2.7", // services/fuse
 812                         "mime-support", // keep-web
 813                         "zlib1g-dev",   // services/api
 814                 )
 815         } else if osv.Centos {
 816                 return append(pkgs,
 817                         "fuse-libs", // services/fuse
 818                         "gcc",
 819                         "gcc-c++",
 820                         "libcurl-devel",    // services/api
 821                         "mailcap",          // keep-web
 822                         "postgresql-devel", // services/api
 823                 )
 824         } else {
 825                 panic("os version not supported")
 826         }
 827 }
 828
 829 func ProductionDependencies() ([]string, error) {
 830         osv, err := identifyOS()
 831         if err != nil {
 832                 return nil, err
 833         }
 834         return prodpkgs(osv), nil
 835 }