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         "errors"
  12         "flag"
  13         "fmt"
  14         "io"
  15         "os"
  16         "os/exec"
  17         "os/user"
  18         "path/filepath"
  19         "strconv"
  20         "strings"
  21         "syscall"
  22         "time"
  23
  24         "git.arvados.org/arvados.git/lib/cmd"
  25         "git.arvados.org/arvados.git/sdk/go/ctxlog"
  26         "github.com/lib/pq"
  27 )
  28
  29 var Command cmd.Handler = &installCommand{}
  30
  31 const goversion = "1.17.7"
  32
  33 const (
  34         rubyversion             = "2.7.5"
  35         bundlerversion          = "2.2.19"
  36         singularityversion      = "3.9.9"
  37         pjsversion              = "1.9.8"
  38         geckoversion            = "0.24.0"
  39         gradleversion           = "5.3.1"
  40         nodejsversion           = "v12.22.11"
  41         devtestDatabasePassword = "insecure_arvados_test"
  42         workbench2version       = "5e020488f67b5bc919796e0dc8b0b9f3b3ff23b0"
  43 )
  44
  45 type installCommand struct {
  46         ClusterType    string
  47         SourcePath     string
  48         PackageVersion string
  49         EatMyData      bool
  50 }
  51
  52 func (inst *installCommand) RunCommand(prog string, args []string, stdin io.Reader, stdout, stderr io.Writer) int {
  53         logger := ctxlog.New(stderr, "text", "info")
  54         ctx := ctxlog.Context(context.Background(), logger)
  55         ctx, cancel := context.WithCancel(ctx)
  56         defer cancel()
  57
  58         var err error
  59         defer func() {
  60                 if err != nil {
  61                         logger.WithError(err).Info("exiting")
  62                 }
  63         }()
  64
  65         flags := flag.NewFlagSet(prog, flag.ContinueOnError)
  66         flags.SetOutput(stderr)
  67         versionFlag := flags.Bool("version", false, "Write version information to stdout and exit 0")
  68         flags.StringVar(&inst.ClusterType, "type", "production", "cluster `type`: development, test, production, or package")
  69         flags.StringVar(&inst.SourcePath, "source", "/arvados", "source tree location (required for -type=package)")
  70         flags.StringVar(&inst.PackageVersion, "package-version", "0.0.0", "version string to embed in executable files")
  71         flags.BoolVar(&inst.EatMyData, "eatmydata", false, "use eatmydata to speed up install")
  72
  73         if ok, code := cmd.ParseFlags(flags, prog, args, "", stderr); !ok {
  74                 return code
  75         } else if *versionFlag {
  76                 return cmd.Version.RunCommand(prog, args, stdin, stdout, stderr)
  77         }
  78
  79         var dev, test, prod, pkg bool
  80         switch inst.ClusterType {
  81         case "development":
  82                 dev = true
  83         case "test":
  84                 test = true
  85         case "production":
  86                 prod = true
  87         case "package":
  88                 pkg = true
  89         default:
  90                 err = fmt.Errorf("invalid cluster type %q (must be 'development', 'test', 'production', or 'package')", inst.ClusterType)
  91                 return 2
  92         }
  93
  94         if prod {
  95                 err = errors.New("production install is not yet implemented")
  96                 return 1
  97         }
  98
  99         osv, err := identifyOS()
 100         if err != nil {
 101                 return 1
 102         }
 103
 104         listdir, err := os.Open("/var/lib/apt/lists")
 105         if err != nil {
 106                 logger.Warnf("error while checking whether to run apt-get update: %s", err)
 107         } else if names, _ := listdir.Readdirnames(1); len(names) == 0 {
 108                 // Special case for a base docker image where the
 109                 // package cache has been deleted and all "apt-get
 110                 // install" commands will fail unless we fetch repos.
 111                 cmd := exec.CommandContext(ctx, "apt-get", "update")
 112                 cmd.Stdout = stdout
 113                 cmd.Stderr = stderr
 114                 err = cmd.Run()
 115                 if err != nil {
 116                         return 1
 117                 }
 118         }
 119
 120         if inst.EatMyData {
 121                 cmd := exec.CommandContext(ctx, "apt-get", "install", "--yes", "--no-install-recommends", "eatmydata")
 122                 cmd.Env = append(os.Environ(), "DEBIAN_FRONTEND=noninteractive")
 123                 cmd.Stdout = stdout
 124                 cmd.Stderr = stderr
 125                 err = cmd.Run()
 126                 if err != nil {
 127                         return 1
 128                 }
 129         }
 130
 131         pkgs := prodpkgs(osv)
 132
 133         if pkg {
 134                 pkgs = append(pkgs,
 135                         "dpkg-dev",
 136                         "eatmydata", // install it for later steps, even if we're not using it now
 137                 )
 138         }
 139
 140         if dev || test || pkg {
 141                 pkgs = append(pkgs,
 142                         "automake",
 143                         "bison",
 144                         "bsdmainutils",
 145                         "build-essential",
 146                         "cadaver",
 147                         "curl",
 148                         "cython3",
 149                         "default-jdk-headless",
 150                         "default-jre-headless",
 151                         "gettext",
 152                         "iceweasel",
 153                         "libattr1-dev",
 154                         "libcrypt-ssleay-perl",
 155                         "libfuse-dev",
 156                         "libgnutls28-dev",
 157                         "libjson-perl",
 158                         "libpam-dev",
 159                         "libpcre3-dev",
 160                         "libpq-dev",
 161                         "libreadline-dev",
 162                         "libssl-dev",
 163                         "libwww-perl",
 164                         "libxml2-dev",
 165                         "libxslt1-dev",
 166                         "linkchecker",
 167                         "lsof",
 168                         "make",
 169                         "net-tools",
 170                         "pandoc",
 171                         "perl-modules",
 172                         "pkg-config",
 173                         "postgresql",
 174                         "postgresql-contrib",
 175                         "python3-dev",
 176                         "python3-venv",
 177                         "python3-virtualenv",
 178                         "r-base",
 179                         "r-cran-testthat",
 180                         "r-cran-devtools",
 181                         "r-cran-knitr",
 182                         "r-cran-markdown",
 183                         "r-cran-roxygen2",
 184                         "r-cran-xml",
 185                         "rsync",
 186                         "sudo",
 187                         "uuid-dev",
 188                         "wget",
 189                         "xvfb",
 190                 )
 191                 if dev || test {
 192                         pkgs = append(pkgs, "squashfs-tools") // for singularity
 193                         pkgs = append(pkgs, "gnupg")          // for docker install recipe
 194                 }
 195                 switch {
 196                 case osv.Debian && osv.Major >= 10:
 197                         pkgs = append(pkgs, "libcurl4")
 198                 default:
 199                         pkgs = append(pkgs, "libcurl3")
 200                 }
 201                 cmd := exec.CommandContext(ctx, "apt-get")
 202                 if inst.EatMyData {
 203                         cmd = exec.CommandContext(ctx, "eatmydata", "apt-get")
 204                 }
 205                 cmd.Args = append(cmd.Args, "install", "--yes", "--no-install-recommends")
 206                 cmd.Args = append(cmd.Args, pkgs...)
 207                 cmd.Env = append(os.Environ(), "DEBIAN_FRONTEND=noninteractive")
 208                 cmd.Stdout = stdout
 209                 cmd.Stderr = stderr
 210                 err = cmd.Run()
 211                 if err != nil {
 212                         return 1
 213                 }
 214         }
 215
 216         if dev || test {
 217                 if havedockerversion, err := exec.Command("docker", "--version").CombinedOutput(); err == nil {
 218                         logger.Printf("%s installed, assuming that version is ok", bytes.TrimSuffix(havedockerversion, []byte("\n")))
 219                 } else if osv.Debian {
 220                         var codename string
 221                         switch osv.Major {
 222                         case 10:
 223                                 codename = "buster"
 224                         case 11:
 225                                 codename = "bullseye"
 226                         default:
 227                                 err = fmt.Errorf("don't know how to install docker-ce for debian %d", osv.Major)
 228                                 return 1
 229                         }
 230                         err = inst.runBash(`
 231 rm -f /usr/share/keyrings/docker-archive-keyring.gpg
 232 curl -fsSL https://download.docker.com/linux/debian/gpg | gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
 233 echo 'deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/debian/ `+codename+` stable' | \
 234     tee /etc/apt/sources.list.d/docker.list
 235 apt-get update
 236 DEBIAN_FRONTEND=noninteractive apt-get --yes --no-install-recommends install docker-ce
 237 `, stdout, stderr)
 238                         if err != nil {
 239                                 return 1
 240                         }
 241                 } else {
 242                         err = fmt.Errorf("don't know how to install docker for osversion %v", osv)
 243                         return 1
 244                 }
 245         }
 246
 247         os.Mkdir("/var/lib/arvados", 0755)
 248         os.Mkdir("/var/lib/arvados/tmp", 0700)
 249         if prod || pkg {
 250                 os.Mkdir("/var/lib/arvados/wwwtmp", 0700)
 251                 u, er := user.Lookup("www-data")
 252                 if er != nil {
 253                         err = fmt.Errorf("user.Lookup(%q): %w", "www-data", er)
 254                         return 1
 255                 }
 256                 uid, _ := strconv.Atoi(u.Uid)
 257                 gid, _ := strconv.Atoi(u.Gid)
 258                 err = os.Chown("/var/lib/arvados/wwwtmp", uid, gid)
 259                 if err != nil {
 260                         return 1
 261                 }
 262         }
 263         rubyversion := "2.7.2"
 264         rubymajorversion := rubyversion[:strings.LastIndex(rubyversion, ".")]
 265         if haverubyversion, err := exec.Command("/var/lib/arvados/bin/ruby", "-v").CombinedOutput(); err == nil && bytes.HasPrefix(haverubyversion, []byte("ruby "+rubyversion)) {
 266                 logger.Print("ruby " + rubyversion + " already installed")
 267         } else {
 268                 err = inst.runBash(`
 269 tmp="$(mktemp -d)"
 270 trap 'rm -r "${tmp}"' ERR EXIT
 271 wget --progress=dot:giga -O- https://cache.ruby-lang.org/pub/ruby/`+rubymajorversion+`/ruby-`+rubyversion+`.tar.gz | tar -C "${tmp}" -xzf -
 272 cd "${tmp}/ruby-`+rubyversion+`"
 273 ./configure --disable-install-static-library --enable-shared --disable-install-doc --prefix /var/lib/arvados
 274 make -j8
 275 make install
 276 /var/lib/arvados/bin/gem install bundler --no-document
 277 `, stdout, stderr)
 278                 if err != nil {
 279                         return 1
 280                 }
 281         }
 282
 283         if !prod {
 284                 if havegoversion, err := exec.Command("/usr/local/bin/go", "version").CombinedOutput(); err == nil && bytes.HasPrefix(havegoversion, []byte("go version go"+goversion+" ")) {
 285                         logger.Print("go " + goversion + " already installed")
 286                 } else {
 287                         err = inst.runBash(`
 288 cd /tmp
 289 rm -rf /var/lib/arvados/go/
 290 wget --progress=dot:giga -O- https://storage.googleapis.com/golang/go`+goversion+`.linux-amd64.tar.gz | tar -C /var/lib/arvados -xzf -
 291 ln -sf /var/lib/arvados/go/bin/* /usr/local/bin/
 292 `, stdout, stderr)
 293                         if err != nil {
 294                                 return 1
 295                         }
 296                 }
 297         }
 298
 299         if !prod && !pkg {
 300                 pjsversion := "1.9.8"
 301                 if havepjsversion, err := exec.Command("/usr/local/bin/phantomjs", "--version").CombinedOutput(); err == nil && string(havepjsversion) == "1.9.8\n" {
 302                         logger.Print("phantomjs " + pjsversion + " already installed")
 303                 } else {
 304                         err = inst.runBash(`
 305 PJS=phantomjs-`+pjsversion+`-linux-x86_64
 306 wget --progress=dot:giga -O- https://cache.arvados.org/$PJS.tar.bz2 | tar -C /var/lib/arvados -xjf -
 307 ln -sf /var/lib/arvados/$PJS/bin/phantomjs /usr/local/bin/
 308 `, stdout, stderr)
 309                         if err != nil {
 310                                 return 1
 311                         }
 312                 }
 313
 314                 geckoversion := "0.24.0"
 315                 if havegeckoversion, err := exec.Command("/usr/local/bin/geckodriver", "--version").CombinedOutput(); err == nil && strings.Contains(string(havegeckoversion), " "+geckoversion+" ") {
 316                         logger.Print("geckodriver " + geckoversion + " already installed")
 317                 } else {
 318                         err = inst.runBash(`
 319 GD=v`+geckoversion+`
 320 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
 321 ln -sf /var/lib/arvados/bin/geckodriver /usr/local/bin/
 322 `, stdout, stderr)
 323                         if err != nil {
 324                                 return 1
 325                         }
 326                 }
 327
 328                 nodejsversion := "v12.22.2"
 329                 if havenodejsversion, err := exec.Command("/usr/local/bin/node", "--version").CombinedOutput(); err == nil && string(havenodejsversion) == nodejsversion+"\n" {
 330                         logger.Print("nodejs " + nodejsversion + " already installed")
 331                 } else {
 332                         err = inst.runBash(`
 333 NJS=`+nodejsversion+`
 334 wget --progress=dot:giga -O- https://nodejs.org/dist/${NJS}/node-${NJS}-linux-x64.tar.xz | sudo tar -C /var/lib/arvados -xJf -
 335 ln -sf /var/lib/arvados/node-${NJS}-linux-x64/bin/{node,npm} /usr/local/bin/
 336 `, stdout, stderr)
 337                         if err != nil {
 338                                 return 1
 339                         }
 340                 }
 341
 342                 gradleversion := "5.3.1"
 343                 if havegradleversion, err := exec.Command("/usr/local/bin/gradle", "--version").CombinedOutput(); err == nil && strings.Contains(string(havegradleversion), "Gradle "+gradleversion+"\n") {
 344                         logger.Print("gradle " + gradleversion + " already installed")
 345                 } else {
 346                         err = inst.runBash(`
 347 G=`+gradleversion+`
 348 zip=/var/lib/arvados/tmp/gradle-${G}-bin.zip
 349 trap "rm ${zip}" ERR
 350 wget --progress=dot:giga -O${zip} https://services.gradle.org/distributions/gradle-${G}-bin.zip
 351 unzip -o -d /var/lib/arvados ${zip}
 352 ln -sf /var/lib/arvados/gradle-${G}/bin/gradle /usr/local/bin/
 353 rm ${zip}
 354 `, stdout, stderr)
 355                         if err != nil {
 356                                 return 1
 357                         }
 358                 }
 359
 360                 singularityversion := "3.7.4"
 361                 if havesingularityversion, err := exec.Command("/var/lib/arvados/bin/singularity", "--version").CombinedOutput(); err == nil && strings.Contains(string(havesingularityversion), singularityversion) {
 362                         logger.Print("singularity " + singularityversion + " already installed")
 363                 } else if dev || test {
 364                         err = inst.runBash(`
 365 S=`+singularityversion+`
 366 tmp=/var/lib/arvados/tmp/singularity
 367 trap "rm -r ${tmp}" ERR EXIT
 368 cd /var/lib/arvados/tmp
 369 git clone https://github.com/sylabs/singularity
 370 cd singularity
 371 git checkout v${S}
 372 ./mconfig --prefix=/var/lib/arvados
 373 make -C ./builddir
 374 make -C ./builddir install
 375 `, stdout, stderr)
 376                         if err != nil {
 377                                 return 1
 378                         }
 379                 }
 380
 381                 err = inst.runBash(`
 382 install /usr/bin/nsenter /var/lib/arvados/bin/nsenter
 383 setcap "cap_sys_admin+pei cap_sys_chroot+pei" /var/lib/arvados/bin/nsenter
 384 `, stdout, stderr)
 385                 if err != nil {
 386                         return 1
 387                 }
 388
 389                 // The entry in /etc/locale.gen is "en_US.UTF-8"; once
 390                 // it's installed, locale -a reports it as
 391                 // "en_US.utf8".
 392                 wantlocale := "en_US.UTF-8"
 393                 if havelocales, err := exec.Command("locale", "-a").CombinedOutput(); err == nil && bytes.Contains(havelocales, []byte(strings.Replace(wantlocale+"\n", "UTF-", "utf", 1))) {
 394                         logger.Print("locale " + wantlocale + " already installed")
 395                 } else {
 396                         err = inst.runBash(`sed -i 's/^# *\(`+wantlocale+`\)/\1/' /etc/locale.gen && locale-gen`, stdout, stderr)
 397                         if err != nil {
 398                                 return 1
 399                         }
 400                 }
 401
 402                 var pgc struct {
 403                         Version       string
 404                         Cluster       string
 405                         Port          int
 406                         Status        string
 407                         Owner         string
 408                         DataDirectory string
 409                         LogFile       string
 410                 }
 411                 if pgLsclusters, err2 := exec.Command("pg_lsclusters", "--no-header").CombinedOutput(); err2 != nil {
 412                         err = fmt.Errorf("pg_lsclusters: %s", err2)
 413                         return 1
 414                 } else if pgclusters := strings.Split(strings.TrimSpace(string(pgLsclusters)), "\n"); len(pgclusters) != 1 {
 415                         logger.Warnf("pg_lsclusters returned %d postgresql clusters -- skipping postgresql initdb/startup, hope that's ok", len(pgclusters))
 416                 } 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 {
 417                         err = fmt.Errorf("error parsing pg_lsclusters output: %s", err)
 418                         return 1
 419                 } else if pgc.Status == "online" {
 420                         logger.Infof("postgresql cluster %s-%s is online", pgc.Version, pgc.Cluster)
 421                 } else {
 422                         logger.Infof("postgresql cluster %s-%s is %s; trying to start", pgc.Version, pgc.Cluster, pgc.Status)
 423                         cmd := exec.Command("pg_ctlcluster", "--foreground", pgc.Version, pgc.Cluster, "start")
 424                         cmd.Stdout = stdout
 425                         cmd.Stderr = stderr
 426                         err = cmd.Start()
 427                         if err != nil {
 428                                 return 1
 429                         }
 430                         defer func() {
 431                                 cmd.Process.Signal(syscall.SIGTERM)
 432                                 logger.Info("sent SIGTERM; waiting for postgres to shut down")
 433                                 cmd.Wait()
 434                         }()
 435                         err = waitPostgreSQLReady()
 436                         if err != nil {
 437                                 return 1
 438                         }
 439                 }
 440
 441                 if os.Getpid() == 1 {
 442                         // We are the init process (presumably in a
 443                         // docker container) so although postgresql is
 444                         // installed, it's not running, and initdb
 445                         // might never have been run.
 446                 }
 447
 448                 var needcoll []string
 449                 // If the en_US.UTF-8 locale wasn't installed when
 450                 // postgresql initdb ran, it needs to be added
 451                 // explicitly before we can use it in our test suite.
 452                 for _, collname := range []string{"en_US", "en_US.UTF-8"} {
 453                         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')")
 454                         cmd.Dir = "/"
 455                         out, err2 := cmd.CombinedOutput()
 456                         if err != nil {
 457                                 err = fmt.Errorf("error while checking postgresql collations: %s", err2)
 458                                 return 1
 459                         }
 460                         if strings.Contains(string(out), "1") {
 461                                 logger.Infof("postgresql supports collation %s", collname)
 462                         } else {
 463                                 needcoll = append(needcoll, collname)
 464                         }
 465                 }
 466                 if len(needcoll) > 0 && os.Getpid() != 1 {
 467                         // In order for the CREATE COLLATION statement
 468                         // below to work, the locale must have existed
 469                         // when PostgreSQL started up. If we're
 470                         // running as init, we must have started
 471                         // PostgreSQL ourselves after installing the
 472                         // locales. Otherwise, it might need a
 473                         // restart, so we attempt to restart it with
 474                         // systemd.
 475                         if err = inst.runBash(`sudo systemctl restart postgresql`, stdout, stderr); err != nil {
 476                                 logger.Warn("`systemctl restart postgresql` failed; hoping postgresql does not need to be restarted")
 477                         } else if err = waitPostgreSQLReady(); err != nil {
 478                                 return 1
 479                         }
 480                 }
 481                 for _, collname := range needcoll {
 482                         cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "CREATE COLLATION \""+collname+"\" (LOCALE = \"en_US.UTF-8\")")
 483                         cmd.Stdout = stdout
 484                         cmd.Stderr = stderr
 485                         cmd.Dir = "/"
 486                         err = cmd.Run()
 487                         if err != nil {
 488                                 err = fmt.Errorf("error adding postgresql collation %s: %s", collname, err)
 489                                 return 1
 490                         }
 491                 }
 492
 493                 withstuff := "WITH LOGIN SUPERUSER ENCRYPTED PASSWORD " + pq.QuoteLiteral(devtestDatabasePassword)
 494                 cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "ALTER ROLE arvados "+withstuff)
 495                 cmd.Dir = "/"
 496                 if err := cmd.Run(); err == nil {
 497                         logger.Print("arvados role exists; superuser privileges added, password updated")
 498                 } else {
 499                         cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "CREATE ROLE arvados "+withstuff)
 500                         cmd.Dir = "/"
 501                         cmd.Stdout = stdout
 502                         cmd.Stderr = stderr
 503                         err = cmd.Run()
 504                         if err != nil {
 505                                 return 1
 506                         }
 507                 }
 508         }
 509
 510         if prod || pkg {
 511                 // Install Rails apps to /var/lib/arvados/{railsapi,workbench1}/
 512                 for dstdir, srcdir := range map[string]string{
 513                         "railsapi":   "services/api",
 514                         "workbench1": "apps/workbench",
 515                 } {
 516                         fmt.Fprintf(stderr, "building %s...\n", srcdir)
 517                         cmd := exec.Command("rsync",
 518                                 "-a", "--no-owner", "--no-group", "--delete-after", "--delete-excluded",
 519                                 "--exclude", "/coverage",
 520                                 "--exclude", "/log",
 521                                 "--exclude", "/tmp",
 522                                 "--exclude", "/vendor",
 523                                 "--exclude", "/config/environments",
 524                                 "./", "/var/lib/arvados/"+dstdir+"/")
 525                         cmd.Dir = filepath.Join(inst.SourcePath, srcdir)
 526                         cmd.Stdout = stdout
 527                         cmd.Stderr = stderr
 528                         err = cmd.Run()
 529                         if err != nil {
 530                                 return 1
 531                         }
 532                         for _, cmdline := range [][]string{
 533                                 {"mkdir", "-p", "log", "tmp", ".bundle", "/var/www/.gem", "/var/www/.bundle", "/var/www/.passenger"},
 534                                 {"touch", "log/production.log"},
 535                                 {"chown", "-R", "--from=root", "www-data:www-data", "/var/www/.gem", "/var/www/.bundle", "/var/www/.passenger", "log", "tmp", ".bundle", "Gemfile.lock", "config.ru", "config/environment.rb"},
 536                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/gem", "install", "--user", "--conservative", "--no-document", "bundler:2.2.19"},
 537                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "install", "--deployment", "--jobs", "8", "--path", "/var/www/.gem"},
 538                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "build-native-support"},
 539                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "install-standalone-runtime"},
 540                         } {
 541                                 cmd = exec.Command(cmdline[0], cmdline[1:]...)
 542                                 cmd.Dir = "/var/lib/arvados/" + dstdir
 543                                 cmd.Stdout = stdout
 544                                 cmd.Stderr = stderr
 545                                 fmt.Fprintf(stderr, "... %s\n", cmd.Args)
 546                                 err = cmd.Run()
 547                                 if err != nil {
 548                                         return 1
 549                                 }
 550                         }
 551                         cmd = exec.Command("sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "validate-install")
 552                         cmd.Dir = "/var/lib/arvados/" + dstdir
 553                         cmd.Stdout = stdout
 554                         cmd.Stderr = stderr
 555                         err = cmd.Run()
 556                         if err != nil && !strings.Contains(err.Error(), "exit status 2") {
 557                                 // Exit code 2 indicates there were warnings (like
 558                                 // "other passenger installations have been detected",
 559                                 // which we can't expect to avoid) but no errors.
 560                                 // Other non-zero exit codes (1, 9) indicate errors.
 561                                 return 1
 562                         }
 563                 }
 564
 565                 // Install Go programs to /var/lib/arvados/bin/
 566                 for _, srcdir := range []string{
 567                         "cmd/arvados-client",
 568                         "cmd/arvados-server",
 569                         "services/arv-git-httpd",
 570                         "services/crunch-dispatch-local",
 571                         "services/crunch-dispatch-slurm",
 572                         "services/health",
 573                         "services/keep-balance",
 574                         "services/keep-web",
 575                         "services/keepproxy",
 576                         "services/keepstore",
 577                         "services/ws",
 578                 } {
 579                         fmt.Fprintf(stderr, "building %s...\n", srcdir)
 580                         cmd := exec.Command("go", "install", "-ldflags", "-X git.arvados.org/arvados.git/lib/cmd.version="+inst.PackageVersion+" -X main.version="+inst.PackageVersion)
 581                         cmd.Env = append(cmd.Env, os.Environ()...)
 582                         cmd.Env = append(cmd.Env, "GOBIN=/var/lib/arvados/bin")
 583                         cmd.Dir = filepath.Join(inst.SourcePath, srcdir)
 584                         cmd.Stdout = stdout
 585                         cmd.Stderr = stderr
 586                         err = cmd.Run()
 587                         if err != nil {
 588                                 return 1
 589                         }
 590                 }
 591
 592                 // Copy assets from source tree to /var/lib/arvados/share
 593                 cmd := exec.Command("install", "-v", "-t", "/var/lib/arvados/share", filepath.Join(inst.SourcePath, "sdk/python/tests/nginx.conf"))
 594                 cmd.Stdout = stdout
 595                 cmd.Stderr = stderr
 596                 err = cmd.Run()
 597                 if err != nil {
 598                         return 1
 599                 }
 600         }
 601
 602         return 0
 603 }
 604
 605 type osversion struct {
 606         Debian bool
 607         Ubuntu bool
 608         Centos bool
 609         Major  int
 610 }
 611
 612 func identifyOS() (osversion, error) {
 613         var osv osversion
 614         f, err := os.Open("/etc/os-release")
 615         if err != nil {
 616                 return osv, err
 617         }
 618         defer f.Close()
 619
 620         kv := map[string]string{}
 621         scanner := bufio.NewScanner(f)
 622         for scanner.Scan() {
 623                 line := strings.TrimSpace(scanner.Text())
 624                 if strings.HasPrefix(line, "#") {
 625                         continue
 626                 }
 627                 toks := strings.SplitN(line, "=", 2)
 628                 if len(toks) != 2 {
 629                         return osv, fmt.Errorf("invalid line in /etc/os-release: %q", line)
 630                 }
 631                 k := toks[0]
 632                 v := strings.Trim(toks[1], `"`)
 633                 if v == toks[1] {
 634                         v = strings.Trim(v, `'`)
 635                 }
 636                 kv[k] = v
 637         }
 638         if err = scanner.Err(); err != nil {
 639                 return osv, err
 640         }
 641         switch kv["ID"] {
 642         case "ubuntu":
 643                 osv.Ubuntu = true
 644         case "debian":
 645                 osv.Debian = true
 646         case "centos":
 647                 osv.Centos = true
 648         default:
 649                 return osv, fmt.Errorf("unsupported ID in /etc/os-release: %q", kv["ID"])
 650         }
 651         vstr := kv["VERSION_ID"]
 652         if i := strings.Index(vstr, "."); i > 0 {
 653                 vstr = vstr[:i]
 654         }
 655         osv.Major, err = strconv.Atoi(vstr)
 656         if err != nil {
 657                 return osv, fmt.Errorf("incomprehensible VERSION_ID in /etc/os-release: %q", kv["VERSION_ID"])
 658         }
 659         return osv, nil
 660 }
 661
 662 func waitPostgreSQLReady() error {
 663         for deadline := time.Now().Add(10 * time.Second); ; {
 664                 output, err := exec.Command("pg_isready").CombinedOutput()
 665                 if err == nil {
 666                         return nil
 667                 } else if time.Now().After(deadline) {
 668                         return fmt.Errorf("timed out waiting for pg_isready (%q)", output)
 669                 } else {
 670                         time.Sleep(time.Second)
 671                 }
 672         }
 673 }
 674
 675 func (inst *installCommand) runBash(script string, stdout, stderr io.Writer) error {
 676         cmd := exec.Command("bash", "-")
 677         if inst.EatMyData {
 678                 cmd = exec.Command("eatmydata", "bash", "-")
 679         }
 680         cmd.Stdin = bytes.NewBufferString("set -ex -o pipefail\n" + script)
 681         cmd.Stdout = stdout
 682         cmd.Stderr = stderr
 683         return cmd.Run()
 684 }
 685
 686 func prodpkgs(osv osversion) []string {
 687         pkgs := []string{
 688                 "ca-certificates",
 689                 "curl",
 690                 "fuse",
 691                 "git",
 692                 "gitolite3",
 693                 "graphviz",
 694                 "haveged",
 695                 "libcurl3-gnutls",
 696                 "libxslt1.1",
 697                 "nginx",
 698                 "python",
 699                 "sudo",
 700         }
 701         if osv.Debian || osv.Ubuntu {
 702                 if osv.Debian && osv.Major == 8 {
 703                         pkgs = append(pkgs, "libgnutls-deb0-28") // sdk/cwl
 704                 } else if osv.Debian && osv.Major >= 10 || osv.Ubuntu && osv.Major >= 16 {
 705                         pkgs = append(pkgs, "python3-distutils") // sdk/cwl
 706                 }
 707                 return append(pkgs,
 708                         "g++",
 709                         "libcurl4-openssl-dev", // services/api
 710                         "libpq-dev",
 711                         "libpython2.7", // services/fuse
 712                         "mime-support", // keep-web
 713                         "zlib1g-dev",   // services/api
 714                 )
 715         } else if osv.Centos {
 716                 return append(pkgs,
 717                         "fuse-libs", // services/fuse
 718                         "gcc",
 719                         "gcc-c++",
 720                         "libcurl-devel",    // services/api
 721                         "mailcap",          // keep-web
 722                         "postgresql-devel", // services/api
 723                 )
 724         } else {
 725                 panic("os version not supported")
 726         }
 727 }
 728
 729 func ProductionDependencies() ([]string, error) {
 730         osv, err := identifyOS()
 731         if err != nil {
 732                 return nil, err
 733         }
 734         return prodpkgs(osv), nil
 735 }