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         "runtime"
  21         "strconv"
  22         "strings"
  23         "syscall"
  24         "time"
  25
  26         "git.arvados.org/arvados.git/lib/cmd"
  27         "git.arvados.org/arvados.git/sdk/go/ctxlog"
  28         "github.com/lib/pq"
  29 )
  30
  31 var Command cmd.Handler = &installCommand{}
  32
  33 const goversion = "1.20.6"
  34
  35 const (
  36         rubyversion             = "2.7.7"
  37         bundlerversion          = "2.2.19"
  38         singularityversion      = "3.10.4"
  39         pjsversion              = "1.9.8"
  40         geckoversion            = "0.24.0"
  41         gradleversion           = "5.3.1"
  42         nodejsversion           = "v12.22.12"
  43         devtestDatabasePassword = "insecure_arvados_test"
  44 )
  45
  46 //go:embed arvados.service
  47 var arvadosServiceFile []byte
  48
  49 type installCommand struct {
  50         ClusterType    string
  51         SourcePath     string
  52         Commit         string
  53         PackageVersion string
  54         EatMyData      bool
  55 }
  56
  57 func (inst *installCommand) RunCommand(prog string, args []string, stdin io.Reader, stdout, stderr io.Writer) int {
  58         logger := ctxlog.New(stderr, "text", "info")
  59         ctx := ctxlog.Context(context.Background(), logger)
  60         ctx, cancel := context.WithCancel(ctx)
  61         defer cancel()
  62
  63         var err error
  64         defer func() {
  65                 if err != nil {
  66                         logger.WithError(err).Info("exiting")
  67                 }
  68         }()
  69
  70         flags := flag.NewFlagSet(prog, flag.ContinueOnError)
  71         flags.SetOutput(stderr)
  72         versionFlag := flags.Bool("version", false, "Write version information to stdout and exit 0")
  73         flags.StringVar(&inst.ClusterType, "type", "production", "cluster `type`: development, test, production, or package")
  74         flags.StringVar(&inst.SourcePath, "source", "/arvados", "source tree location (required for -type=package)")
  75         flags.StringVar(&inst.Commit, "commit", "", "source commit `hash` to embed (blank means use 'git log' or all-zero placeholder)")
  76         flags.StringVar(&inst.PackageVersion, "package-version", "0.0.0", "version string to embed in executable files")
  77         flags.BoolVar(&inst.EatMyData, "eatmydata", false, "use eatmydata to speed up install")
  78
  79         if ok, code := cmd.ParseFlags(flags, prog, args, "", stderr); !ok {
  80                 return code
  81         } else if *versionFlag {
  82                 return cmd.Version.RunCommand(prog, args, stdin, stdout, stderr)
  83         }
  84
  85         if inst.Commit == "" {
  86                 if commit, err := exec.Command("env", "-C", inst.SourcePath, "git", "log", "-n1", "--format=%H").CombinedOutput(); err == nil {
  87                         inst.Commit = strings.TrimSpace(string(commit))
  88                 } else {
  89                         inst.Commit = "0000000000000000000000000000000000000000"
  90                 }
  91         }
  92
  93         var dev, test, prod, pkg bool
  94         switch inst.ClusterType {
  95         case "development":
  96                 dev = true
  97         case "test":
  98                 test = true
  99         case "production":
 100                 prod = true
 101         case "package":
 102                 pkg = true
 103         default:
 104                 err = fmt.Errorf("invalid cluster type %q (must be 'development', 'test', 'production', or 'package')", inst.ClusterType)
 105                 return 2
 106         }
 107
 108         if prod {
 109                 err = errors.New("production install is not yet implemented")
 110                 return 1
 111         }
 112
 113         osv, err := identifyOS()
 114         if err != nil {
 115                 return 1
 116         }
 117
 118         listdir, err := os.Open("/var/lib/apt/lists")
 119         if err != nil {
 120                 logger.Warnf("error while checking whether to run apt-get update: %s", err)
 121         } else if names, _ := listdir.Readdirnames(1); len(names) == 0 {
 122                 // Special case for a base docker image where the
 123                 // package cache has been deleted and all "apt-get
 124                 // install" commands will fail unless we fetch repos.
 125                 cmd := exec.CommandContext(ctx, "apt-get", "update")
 126                 cmd.Stdout = stdout
 127                 cmd.Stderr = stderr
 128                 err = cmd.Run()
 129                 if err != nil {
 130                         return 1
 131                 }
 132         }
 133
 134         if inst.EatMyData {
 135                 cmd := exec.CommandContext(ctx, "apt-get", "install", "--yes", "--no-install-recommends", "eatmydata")
 136                 cmd.Env = append(os.Environ(), "DEBIAN_FRONTEND=noninteractive")
 137                 cmd.Stdout = stdout
 138                 cmd.Stderr = stderr
 139                 err = cmd.Run()
 140                 if err != nil {
 141                         return 1
 142                 }
 143         }
 144
 145         pkgs := prodpkgs(osv)
 146
 147         if pkg {
 148                 pkgs = append(pkgs,
 149                         "dpkg-dev",
 150                         "eatmydata", // install it for later steps, even if we're not using it now
 151                 )
 152         }
 153
 154         if dev || test || pkg {
 155                 pkgs = append(pkgs,
 156                         "automake",
 157                         "bison",
 158                         "bsdmainutils",
 159                         "build-essential",
 160                         "cadaver",
 161                         "curl",
 162                         "cython3",
 163                         "default-jdk-headless",
 164                         "default-jre-headless",
 165                         "gettext",
 166                         "libattr1-dev",
 167                         "libfuse-dev",
 168                         "libgbm1", // cypress / workbench2 tests
 169                         "libgnutls28-dev",
 170                         "libpam-dev",
 171                         "libpcre3-dev",
 172                         "libpq-dev",
 173                         "libreadline-dev",
 174                         "libssl-dev",
 175                         "libxml2-dev",
 176                         "libxslt1-dev",
 177                         "linkchecker",
 178                         "lsof",
 179                         "make",
 180                         "net-tools",
 181                         "pandoc",
 182                         "pkg-config",
 183                         "postgresql",
 184                         "postgresql-contrib",
 185                         "python3-dev",
 186                         "python3-venv",
 187                         "python3-virtualenv",
 188                         "r-base",
 189                         "r-cran-testthat",
 190                         "r-cran-devtools",
 191                         "r-cran-knitr",
 192                         "r-cran-markdown",
 193                         "r-cran-roxygen2",
 194                         "r-cran-xml",
 195                         "rsync",
 196                         "sudo",
 197                         "uuid-dev",
 198                         "wget",
 199                         "xvfb",
 200                         "zlib1g-dev", // services/api
 201                 )
 202                 if test {
 203                         if osv.Debian && osv.Major <= 10 {
 204                                 pkgs = append(pkgs, "iceweasel")
 205                         } else if osv.Debian && osv.Major >= 11 {
 206                                 pkgs = append(pkgs, "firefox-esr")
 207                         } else {
 208                                 pkgs = append(pkgs, "firefox")
 209                         }
 210                 }
 211                 if dev || test {
 212                         pkgs = append(pkgs,
 213                                 "libglib2.0-dev", // singularity (conmon)
 214                                 "libseccomp-dev", // singularity (seccomp)
 215                                 "squashfs-tools", // singularity
 216                                 "gnupg")          // docker install recipe
 217                 }
 218                 switch {
 219                 case osv.Debian && osv.Major >= 11:
 220                         pkgs = append(pkgs, "g++", "libcurl4", "libcurl4-openssl-dev")
 221                 case osv.Debian && osv.Major >= 10:
 222                         pkgs = append(pkgs, "g++", "libcurl4", "libcurl4-openssl-dev")
 223                 case osv.Debian || osv.Ubuntu:
 224                         pkgs = append(pkgs, "g++", "libcurl3", "libcurl3-openssl-dev")
 225                 case osv.Centos:
 226                         pkgs = append(pkgs, "gcc", "gcc-c++", "libcurl-devel", "postgresql-devel")
 227                 }
 228                 cmd := exec.CommandContext(ctx, "apt-get")
 229                 if inst.EatMyData {
 230                         cmd = exec.CommandContext(ctx, "eatmydata", "apt-get")
 231                 }
 232                 cmd.Args = append(cmd.Args, "install", "--yes", "--no-install-recommends")
 233                 cmd.Args = append(cmd.Args, pkgs...)
 234                 cmd.Env = append(os.Environ(), "DEBIAN_FRONTEND=noninteractive")
 235                 cmd.Stdout = stdout
 236                 cmd.Stderr = stderr
 237                 err = cmd.Run()
 238                 if err != nil {
 239                         return 1
 240                 }
 241         }
 242
 243         if dev || test {
 244                 if havedockerversion, err2 := exec.Command("docker", "--version").CombinedOutput(); err2 == nil {
 245                         logger.Printf("%s installed, assuming that version is ok", bytes.TrimSuffix(havedockerversion, []byte("\n")))
 246                 } else if osv.Debian {
 247                         var codename string
 248                         switch osv.Major {
 249                         case 10:
 250                                 codename = "buster"
 251                         case 11:
 252                                 codename = "bullseye"
 253                         case 12:
 254                                 codename = "bookworm"
 255                         default:
 256                                 err = fmt.Errorf("don't know how to install docker-ce for debian %d", osv.Major)
 257                                 return 1
 258                         }
 259                         err = inst.runBash(`
 260 rm -f /usr/share/keyrings/docker-archive-keyring.gpg
 261 curl -fsSL https://download.docker.com/linux/debian/gpg | gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
 262 echo 'deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/debian/ `+codename+` stable' | \
 263     tee /etc/apt/sources.list.d/docker.list
 264 apt-get update
 265 DEBIAN_FRONTEND=noninteractive apt-get --yes --no-install-recommends install docker-ce
 266 `, stdout, stderr)
 267                         if err != nil {
 268                                 return 1
 269                         }
 270                 } else {
 271                         err = fmt.Errorf("don't know how to install docker for osversion %v", osv)
 272                         return 1
 273                 }
 274
 275                 err = inst.runBash(`
 276 key=fs.inotify.max_user_watches
 277 min=524288
 278 if [[ "$(sysctl --values "${key}")" -lt "${min}" ]]; then
 279     sysctl "${key}=${min}"
 280     # writing sysctl worked, so we should make it permanent
 281     echo "${key}=${min}" | tee -a /etc/sysctl.conf
 282     sysctl -p
 283 fi
 284 `, stdout, stderr)
 285                 if err != nil {
 286                         err = fmt.Errorf("couldn't set fs.inotify.max_user_watches value. (Is this a docker container? Fix this on the docker host by adding fs.inotify.max_user_watches=524288 to /etc/sysctl.conf and running `sysctl -p`)")
 287                         return 1
 288                 }
 289         }
 290
 291         os.Mkdir("/var/lib/arvados", 0755)
 292         os.Mkdir("/var/lib/arvados/tmp", 0700)
 293         if prod || pkg {
 294                 u, er := user.Lookup("www-data")
 295                 if er != nil {
 296                         err = fmt.Errorf("user.Lookup(%q): %w", "www-data", er)
 297                         return 1
 298                 }
 299                 uid, _ := strconv.Atoi(u.Uid)
 300                 gid, _ := strconv.Atoi(u.Gid)
 301                 os.Mkdir("/var/lib/arvados/wwwtmp", 0700)
 302                 err = os.Chown("/var/lib/arvados/wwwtmp", uid, gid)
 303                 if err != nil {
 304                         return 1
 305                 }
 306         }
 307         rubymajorversion := rubyversion[:strings.LastIndex(rubyversion, ".")]
 308         if haverubyversion, err := exec.Command("/var/lib/arvados/bin/ruby", "-v").CombinedOutput(); err == nil && bytes.HasPrefix(haverubyversion, []byte("ruby "+rubyversion)) {
 309                 logger.Print("ruby " + rubyversion + " already installed")
 310         } else {
 311                 err = inst.runBash(`
 312 tmp="$(mktemp -d)"
 313 trap 'rm -r "${tmp}"' ERR EXIT
 314 wget --progress=dot:giga -O- https://cache.ruby-lang.org/pub/ruby/`+rubymajorversion+`/ruby-`+rubyversion+`.tar.gz | tar -C "${tmp}" -xzf -
 315 cd "${tmp}/ruby-`+rubyversion+`"
 316 ./configure --disable-install-static-library --enable-shared --disable-install-doc --prefix /var/lib/arvados
 317 make -j8
 318 make install
 319 /var/lib/arvados/bin/gem install bundler --no-document
 320 `, stdout, stderr)
 321                 if err != nil {
 322                         return 1
 323                 }
 324         }
 325
 326         if !prod {
 327                 if havegoversion, err := exec.Command("/usr/local/bin/go", "version").CombinedOutput(); err == nil && bytes.HasPrefix(havegoversion, []byte("go version go"+goversion+" ")) {
 328                         logger.Print("go " + goversion + " already installed")
 329                 } else {
 330                         err = inst.runBash(`
 331 cd /tmp
 332 rm -rf /var/lib/arvados/go/
 333 wget --progress=dot:giga -O- https://storage.googleapis.com/golang/go`+goversion+`.linux-amd64.tar.gz | tar -C /var/lib/arvados -xzf -
 334 ln -sfv /var/lib/arvados/go/bin/* /usr/local/bin/
 335 `, stdout, stderr)
 336                         if err != nil {
 337                                 return 1
 338                         }
 339                 }
 340         }
 341
 342         if !prod && !pkg {
 343                 if havepjsversion, err := exec.Command("/usr/local/bin/phantomjs", "--version").CombinedOutput(); err == nil && string(havepjsversion) == "1.9.8\n" {
 344                         logger.Print("phantomjs " + pjsversion + " already installed")
 345                 } else {
 346                         err = inst.runBash(`
 347 PJS=phantomjs-`+pjsversion+`-linux-x86_64
 348 wget --progress=dot:giga -O- https://cache.arvados.org/$PJS.tar.bz2 | tar -C /var/lib/arvados -xjf -
 349 ln -sfv /var/lib/arvados/$PJS/bin/phantomjs /usr/local/bin/
 350 `, stdout, stderr)
 351                         if err != nil {
 352                                 return 1
 353                         }
 354                 }
 355
 356                 if havegeckoversion, err := exec.Command("/usr/local/bin/geckodriver", "--version").CombinedOutput(); err == nil && strings.Contains(string(havegeckoversion), " "+geckoversion+" ") {
 357                         logger.Print("geckodriver " + geckoversion + " already installed")
 358                 } else {
 359                         err = inst.runBash(`
 360 GD=v`+geckoversion+`
 361 wget --progress=dot:giga -O- https://github.com/mozilla/geckodriver/releases/download/$GD/geckodriver-$GD-linux64.tar.gz | tar -C /var/lib/arvados/bin -xzf - geckodriver
 362 ln -sfv /var/lib/arvados/bin/geckodriver /usr/local/bin/
 363 `, stdout, stderr)
 364                         if err != nil {
 365                                 return 1
 366                         }
 367                 }
 368
 369                 if havegradleversion, err := exec.Command("/usr/local/bin/gradle", "--version").CombinedOutput(); err == nil && strings.Contains(string(havegradleversion), "Gradle "+gradleversion+"\n") {
 370                         logger.Print("gradle " + gradleversion + " already installed")
 371                 } else {
 372                         err = inst.runBash(`
 373 G=`+gradleversion+`
 374 zip=/var/lib/arvados/tmp/gradle-${G}-bin.zip
 375 trap "rm ${zip}" ERR
 376 wget --progress=dot:giga -O${zip} https://services.gradle.org/distributions/gradle-${G}-bin.zip
 377 unzip -o -d /var/lib/arvados ${zip}
 378 ln -sfv /var/lib/arvados/gradle-${G}/bin/gradle /usr/local/bin/
 379 rm ${zip}
 380 `, stdout, stderr)
 381                         if err != nil {
 382                                 return 1
 383                         }
 384                 }
 385
 386                 if havesingularityversion, err := exec.Command("/var/lib/arvados/bin/singularity", "--version").CombinedOutput(); err == nil && strings.Contains(string(havesingularityversion), singularityversion) {
 387                         logger.Print("singularity " + singularityversion + " already installed")
 388                 } else if dev || test {
 389                         err = inst.runBash(`
 390 S=`+singularityversion+`
 391 tmp=/var/lib/arvados/tmp/singularity
 392 trap "rm -r ${tmp}" ERR EXIT
 393 cd /var/lib/arvados/tmp
 394 git clone --recurse-submodules https://github.com/sylabs/singularity
 395 cd singularity
 396 git checkout v${S}
 397 ./mconfig --prefix=/var/lib/arvados
 398 make -C ./builddir
 399 make -C ./builddir install
 400 `, stdout, stderr)
 401                         if err != nil {
 402                                 return 1
 403                         }
 404                 }
 405
 406                 err = inst.runBash(`
 407 install /usr/bin/nsenter /var/lib/arvados/bin/nsenter
 408 setcap "cap_sys_admin+pei cap_sys_chroot+pei" /var/lib/arvados/bin/nsenter
 409 `, stdout, stderr)
 410                 if err != nil {
 411                         return 1
 412                 }
 413
 414                 // The entry in /etc/locale.gen is "en_US.UTF-8"; once
 415                 // it's installed, locale -a reports it as
 416                 // "en_US.utf8".
 417                 wantlocale := "en_US.UTF-8"
 418                 if havelocales, err := exec.Command("locale", "-a").CombinedOutput(); err == nil && bytes.Contains(havelocales, []byte(strings.Replace(wantlocale+"\n", "UTF-", "utf", 1))) {
 419                         logger.Print("locale " + wantlocale + " already installed")
 420                 } else {
 421                         err = inst.runBash(`sed -i 's/^# *\(`+wantlocale+`\)/\1/' /etc/locale.gen && locale-gen`, stdout, stderr)
 422                         if err != nil {
 423                                 return 1
 424                         }
 425                 }
 426
 427                 var pgc struct {
 428                         Version       string
 429                         Cluster       string
 430                         Port          int
 431                         Status        string
 432                         Owner         string
 433                         DataDirectory string
 434                         LogFile       string
 435                 }
 436                 if pgLsclusters, err2 := exec.Command("pg_lsclusters", "--no-header").CombinedOutput(); err2 != nil {
 437                         err = fmt.Errorf("pg_lsclusters: %s", err2)
 438                         return 1
 439                 } else if pgclusters := strings.Split(strings.TrimSpace(string(pgLsclusters)), "\n"); len(pgclusters) != 1 {
 440                         logger.Warnf("pg_lsclusters returned %d postgresql clusters -- skipping postgresql initdb/startup, hope that's ok", len(pgclusters))
 441                 } 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 {
 442                         err = fmt.Errorf("error parsing pg_lsclusters output: %s", err)
 443                         return 1
 444                 } else if pgc.Status == "online" {
 445                         logger.Infof("postgresql cluster %s-%s is online", pgc.Version, pgc.Cluster)
 446                 } else {
 447                         logger.Infof("postgresql cluster %s-%s is %s; trying to start", pgc.Version, pgc.Cluster, pgc.Status)
 448                         cmd := exec.Command("pg_ctlcluster", "--foreground", pgc.Version, pgc.Cluster, "start")
 449                         cmd.Stdout = stdout
 450                         cmd.Stderr = stderr
 451                         err = cmd.Start()
 452                         if err != nil {
 453                                 return 1
 454                         }
 455                         defer func() {
 456                                 cmd.Process.Signal(syscall.SIGTERM)
 457                                 logger.Info("sent SIGTERM; waiting for postgres to shut down")
 458                                 cmd.Wait()
 459                         }()
 460                         err = waitPostgreSQLReady()
 461                         if err != nil {
 462                                 return 1
 463                         }
 464                 }
 465
 466                 if os.Getpid() == 1 {
 467                         // We are the init process (presumably in a
 468                         // docker container) so although postgresql is
 469                         // installed, it's not running, and initdb
 470                         // might never have been run.
 471                 }
 472
 473                 var needcoll []string
 474                 // If the en_US.UTF-8 locale wasn't installed when
 475                 // postgresql initdb ran, it needs to be added
 476                 // explicitly before we can use it in our test suite.
 477                 for _, collname := range []string{"en_US", "en_US.UTF-8"} {
 478                         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')")
 479                         cmd.Dir = "/"
 480                         out, err2 := cmd.CombinedOutput()
 481                         if err != nil {
 482                                 err = fmt.Errorf("error while checking postgresql collations: %s", err2)
 483                                 return 1
 484                         }
 485                         if strings.Contains(string(out), "1") {
 486                                 logger.Infof("postgresql supports collation %s", collname)
 487                         } else {
 488                                 needcoll = append(needcoll, collname)
 489                         }
 490                 }
 491                 if len(needcoll) > 0 && os.Getpid() != 1 {
 492                         // In order for the CREATE COLLATION statement
 493                         // below to work, the locale must have existed
 494                         // when PostgreSQL started up. If we're
 495                         // running as init, we must have started
 496                         // PostgreSQL ourselves after installing the
 497                         // locales. Otherwise, it might need a
 498                         // restart, so we attempt to restart it with
 499                         // systemd.
 500                         if err = inst.runBash(`sudo systemctl restart postgresql`, stdout, stderr); err != nil {
 501                                 logger.Warn("`systemctl restart postgresql` failed; hoping postgresql does not need to be restarted")
 502                         } else if err = waitPostgreSQLReady(); err != nil {
 503                                 return 1
 504                         }
 505                 }
 506                 for _, collname := range needcoll {
 507                         cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "CREATE COLLATION \""+collname+"\" (LOCALE = \"en_US.UTF-8\")")
 508                         cmd.Stdout = stdout
 509                         cmd.Stderr = stderr
 510                         cmd.Dir = "/"
 511                         err = cmd.Run()
 512                         if err != nil {
 513                                 err = fmt.Errorf("error adding postgresql collation %s: %s", collname, err)
 514                                 return 1
 515                         }
 516                 }
 517
 518                 withstuff := "WITH LOGIN SUPERUSER ENCRYPTED PASSWORD " + pq.QuoteLiteral(devtestDatabasePassword)
 519                 cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "ALTER ROLE arvados "+withstuff)
 520                 cmd.Dir = "/"
 521                 if err := cmd.Run(); err == nil {
 522                         logger.Print("arvados role exists; superuser privileges added, password updated")
 523                 } else {
 524                         cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "CREATE ROLE arvados "+withstuff)
 525                         cmd.Dir = "/"
 526                         cmd.Stdout = stdout
 527                         cmd.Stderr = stderr
 528                         err = cmd.Run()
 529                         if err != nil {
 530                                 return 1
 531                         }
 532                 }
 533         }
 534
 535         if !prod {
 536                 if havenodejsversion, err := exec.Command("/usr/local/bin/node", "--version").CombinedOutput(); err == nil && string(havenodejsversion) == nodejsversion+"\n" {
 537                         logger.Print("nodejs " + nodejsversion + " already installed")
 538                 } else {
 539                         err = inst.runBash(`
 540 NJS=`+nodejsversion+`
 541 rm -rf /var/lib/arvados/node-*-linux-x64
 542 wget --progress=dot:giga -O- https://nodejs.org/dist/${NJS}/node-${NJS}-linux-x64.tar.xz | sudo tar -C /var/lib/arvados -xJf -
 543 ln -sfv /var/lib/arvados/node-${NJS}-linux-x64/bin/{node,npm} /usr/local/bin/
 544 `, stdout, stderr)
 545                         if err != nil {
 546                                 return 1
 547                         }
 548                 }
 549
 550                 if haveyarnversion, err := exec.Command("/usr/local/bin/yarn", "--version").CombinedOutput(); err == nil && len(haveyarnversion) > 0 {
 551                         logger.Print("yarn " + strings.TrimSpace(string(haveyarnversion)) + " already installed")
 552                 } else {
 553                         err = inst.runBash(`
 554 npm install -g yarn
 555 ln -sfv /var/lib/arvados/node-`+nodejsversion+`-linux-x64/bin/{yarn,yarnpkg} /usr/local/bin/
 556 `, stdout, stderr)
 557                         if err != nil {
 558                                 return 1
 559                         }
 560                 }
 561         }
 562
 563         if prod || pkg {
 564                 // Install Go programs to /var/lib/arvados/bin/
 565                 for _, srcdir := range []string{
 566                         "cmd/arvados-client",
 567                         "cmd/arvados-server",
 568                 } {
 569                         fmt.Fprintf(stderr, "building %s...\n", srcdir)
 570                         // -buildvcs=false here avoids a fatal "error
 571                         // obtaining VCS status" when git refuses to
 572                         // run (for example) as root in a docker
 573                         // container using a non-root-owned git tree
 574                         // mounted from the host -- as in
 575                         // "arvados-package build".
 576                         cmd := exec.Command("go", "install", "-buildvcs=false",
 577                                 "-ldflags", "-s -w"+
 578                                         " -X git.arvados.org/arvados.git/lib/cmd.version="+inst.PackageVersion+
 579                                         " -X git.arvados.org/arvados.git/lib/cmd.commit="+inst.Commit)
 580                         cmd.Env = append(cmd.Env, os.Environ()...)
 581                         cmd.Env = append(cmd.Env, "GOBIN=/var/lib/arvados/bin")
 582                         cmd.Dir = filepath.Join(inst.SourcePath, srcdir)
 583                         cmd.Stdout = stdout
 584                         cmd.Stderr = stderr
 585                         err = cmd.Run()
 586                         if err != nil {
 587                                 return 1
 588                         }
 589                 }
 590
 591                 // Copy assets from source tree to /var/lib/arvados/share
 592                 cmd := exec.Command("install", "-v", "-t", "/var/lib/arvados/share", filepath.Join(inst.SourcePath, "sdk/python/tests/nginx.conf"))
 593                 cmd.Stdout = stdout
 594                 cmd.Stderr = stderr
 595                 err = cmd.Run()
 596                 if err != nil {
 597                         return 1
 598                 }
 599
 600                 // Install python SDK and arv-mount in
 601                 // /var/lib/arvados/lib/python.
 602                 //
 603                 // setup.py writes a file in the source directory in
 604                 // order to include the version number in the package
 605                 // itself.  We don't want to write to the source tree
 606                 // (in "arvados-package" context it's mounted
 607                 // readonly) so we run setup.py in a temporary copy of
 608                 // the source dir.
 609                 if err = inst.runBash(`
 610 v=/var/lib/arvados/lib/python
 611 tmp=/var/lib/arvados/tmp/python
 612 python3 -m venv "$v"
 613 . "$v/bin/activate"
 614 pip3 install --no-cache-dir 'setuptools>=68' 'pip>=20'
 615 export ARVADOS_BUILDING_VERSION="`+inst.PackageVersion+`"
 616 for src in "`+inst.SourcePath+`/sdk/python" "`+inst.SourcePath+`/services/fuse"; do
 617   rsync -a --delete-after "$src/" "$tmp/"
 618   cd "$tmp"
 619   python3 setup.py install
 620   cd ..
 621   rm -rf "$tmp"
 622 done
 623 `, stdout, stderr); err != nil {
 624                         return 1
 625                 }
 626
 627                 // Install Rails apps to /var/lib/arvados/{railsapi,workbench1}/
 628                 for dstdir, srcdir := range map[string]string{
 629                         "railsapi":   "services/api",
 630                         "workbench1": "apps/workbench",
 631                 } {
 632                         fmt.Fprintf(stderr, "building %s...\n", srcdir)
 633                         cmd := exec.Command("rsync",
 634                                 "-a", "--no-owner", "--no-group", "--delete-after", "--delete-excluded",
 635                                 "--exclude", "/coverage",
 636                                 "--exclude", "/log",
 637                                 "--exclude", "/node_modules",
 638                                 "--exclude", "/tmp",
 639                                 "--exclude", "/public/assets",
 640                                 "--exclude", "/vendor",
 641                                 "--exclude", "/config/environments",
 642                                 "./", "/var/lib/arvados/"+dstdir+"/")
 643                         cmd.Dir = filepath.Join(inst.SourcePath, srcdir)
 644                         cmd.Stdout = stdout
 645                         cmd.Stderr = stderr
 646                         err = cmd.Run()
 647                         if err != nil {
 648                                 return 1
 649                         }
 650                         for _, cmdline := range [][]string{
 651                                 {"mkdir", "-p", "log", "public/assets", "tmp", "vendor", ".bundle", "/var/www/.bundle", "/var/www/.gem", "/var/www/.npm", "/var/www/.passenger"},
 652                                 {"touch", "log/production.log"},
 653                                 {"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"},
 654                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/gem", "install", "--user", "--conservative", "--no-document", "bundler:" + bundlerversion},
 655                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "config", "set", "--local", "deployment", "true"},
 656                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "config", "set", "--local", "path", "/var/www/.gem"},
 657                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "config", "set", "--local", "without", "development test diagnostics performance"},
 658                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "install", "--jobs", fmt.Sprintf("%d", runtime.NumCPU())},
 659
 660                                 {"chown", "www-data:www-data", ".", "public/assets"},
 661                                 // {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "config", "set", "--local", "system", "true"},
 662                                 {"sudo", "-u", "www-data", "ARVADOS_CONFIG=none", "RAILS_GROUPS=assets", "RAILS_ENV=production", "PATH=/var/lib/arvados/bin:" + os.Getenv("PATH"), "/var/lib/arvados/bin/bundle", "exec", "rake", "npm:install"},
 663                                 {"sudo", "-u", "www-data", "ARVADOS_CONFIG=none", "RAILS_GROUPS=assets", "RAILS_ENV=production", "PATH=/var/lib/arvados/bin:" + os.Getenv("PATH"), "/var/lib/arvados/bin/bundle", "exec", "rake", "assets:precompile"},
 664                                 {"chown", "root:root", "."},
 665                                 {"chown", "-R", "root:root", "public/assets", "vendor"},
 666
 667                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "build-native-support"},
 668                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "install-standalone-runtime"},
 669                         } {
 670                                 if cmdline[len(cmdline)-2] == "rake" && dstdir != "workbench1" {
 671                                         continue
 672                                 }
 673                                 cmd = exec.Command(cmdline[0], cmdline[1:]...)
 674                                 cmd.Dir = "/var/lib/arvados/" + dstdir
 675                                 cmd.Stdout = stdout
 676                                 cmd.Stderr = stderr
 677                                 fmt.Fprintf(stderr, "... %s\n", cmd.Args)
 678                                 err = cmd.Run()
 679                                 if err != nil {
 680                                         return 1
 681                                 }
 682                         }
 683                         cmd = exec.Command("sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "validate-install")
 684                         cmd.Dir = "/var/lib/arvados/" + dstdir
 685                         cmd.Stdout = stdout
 686                         cmd.Stderr = stderr
 687                         err = cmd.Run()
 688                         if err != nil && !strings.Contains(err.Error(), "exit status 2") {
 689                                 // Exit code 2 indicates there were warnings (like
 690                                 // "other passenger installations have been detected",
 691                                 // which we can't expect to avoid) but no errors.
 692                                 // Other non-zero exit codes (1, 9) indicate errors.
 693                                 return 1
 694                         }
 695                 }
 696
 697                 // Install workbench2 app to /var/lib/arvados/workbench2/
 698                 if err = inst.runBash(`
 699 cd "`+inst.SourcePath+`/services/workbench2"
 700 VERSION="`+inst.PackageVersion+`" BUILD_NUMBER=1 GIT_COMMIT="`+inst.Commit[:9]+`" yarn build
 701 rsync -a --delete-after build/ /var/lib/arvados/workbench2/
 702 `, stdout, stderr); err != nil {
 703                         return 1
 704                 }
 705
 706                 // Install arvados-cli gem (binaries go in
 707                 // /var/lib/arvados/bin)
 708                 if err = inst.runBash(`
 709 /var/lib/arvados/bin/gem install --conservative --no-document arvados-cli
 710 `, stdout, stderr); err != nil {
 711                         return 1
 712                 }
 713
 714                 err = os.WriteFile("/lib/systemd/system/arvados.service", arvadosServiceFile, 0777)
 715                 if err != nil {
 716                         return 1
 717                 }
 718                 if prod {
 719                         // (fpm will do this for us in the pkg case)
 720                         // This is equivalent to "systemd enable", but
 721                         // does not depend on the systemctl program
 722                         // being available:
 723                         symlink := "/etc/systemd/system/multi-user.target.wants/arvados.service"
 724                         err = os.Remove(symlink)
 725                         if err != nil && !errors.Is(err, os.ErrNotExist) {
 726                                 return 1
 727                         }
 728                         err = os.Symlink("/lib/systemd/system/arvados.service", symlink)
 729                         if err != nil {
 730                                 return 1
 731                         }
 732                 }
 733
 734                 // Add symlinks in /usr/bin for user-facing programs
 735                 for _, srcdst := range [][]string{
 736                         // go
 737                         {"bin/arvados-client"},
 738                         {"bin/arvados-client", "arv"},
 739                         {"bin/arvados-server"},
 740                         // sdk/cli
 741                         {"bin/arv", "arv-ruby"},
 742                         {"bin/arv-tag"},
 743                         // sdk/python
 744                         {"lib/python/bin/arv-copy"},
 745                         {"lib/python/bin/arv-federation-migrate"},
 746                         {"lib/python/bin/arv-get"},
 747                         {"lib/python/bin/arv-keepdocker"},
 748                         {"lib/python/bin/arv-ls"},
 749                         {"lib/python/bin/arv-migrate-docker19"},
 750                         {"lib/python/bin/arv-normalize"},
 751                         {"lib/python/bin/arv-put"},
 752                         {"lib/python/bin/arv-ws"},
 753                         // services/fuse
 754                         {"lib/python/bin/arv-mount"},
 755                 } {
 756                         src := "/var/lib/arvados/" + srcdst[0]
 757                         if _, err = os.Stat(src); err != nil {
 758                                 return 1
 759                         }
 760                         dst := srcdst[len(srcdst)-1]
 761                         _, dst = filepath.Split(dst)
 762                         dst = "/usr/bin/" + dst
 763                         err = os.Remove(dst)
 764                         if err != nil && !errors.Is(err, os.ErrNotExist) {
 765                                 return 1
 766                         }
 767                         err = os.Symlink(src, dst)
 768                         if err != nil {
 769                                 return 1
 770                         }
 771                 }
 772         }
 773
 774         return 0
 775 }
 776
 777 type osversion struct {
 778         Debian bool
 779         Ubuntu bool
 780         Centos bool
 781         Major  int
 782 }
 783
 784 func identifyOS() (osversion, error) {
 785         var osv osversion
 786         f, err := os.Open("/etc/os-release")
 787         if err != nil {
 788                 return osv, err
 789         }
 790         defer f.Close()
 791
 792         kv := map[string]string{}
 793         scanner := bufio.NewScanner(f)
 794         for scanner.Scan() {
 795                 line := strings.TrimSpace(scanner.Text())
 796                 if strings.HasPrefix(line, "#") {
 797                         continue
 798                 }
 799                 toks := strings.SplitN(line, "=", 2)
 800                 if len(toks) != 2 {
 801                         return osv, fmt.Errorf("invalid line in /etc/os-release: %q", line)
 802                 }
 803                 k := toks[0]
 804                 v := strings.Trim(toks[1], `"`)
 805                 if v == toks[1] {
 806                         v = strings.Trim(v, `'`)
 807                 }
 808                 kv[k] = v
 809         }
 810         if err = scanner.Err(); err != nil {
 811                 return osv, err
 812         }
 813         switch kv["ID"] {
 814         case "ubuntu":
 815                 osv.Ubuntu = true
 816         case "debian":
 817                 osv.Debian = true
 818         case "centos":
 819                 osv.Centos = true
 820         default:
 821                 return osv, fmt.Errorf("unsupported ID in /etc/os-release: %q", kv["ID"])
 822         }
 823         vstr := kv["VERSION_ID"]
 824         if i := strings.Index(vstr, "."); i > 0 {
 825                 vstr = vstr[:i]
 826         }
 827         osv.Major, err = strconv.Atoi(vstr)
 828         if err != nil {
 829                 return osv, fmt.Errorf("incomprehensible VERSION_ID in /etc/os-release: %q", kv["VERSION_ID"])
 830         }
 831         return osv, nil
 832 }
 833
 834 func waitPostgreSQLReady() error {
 835         for deadline := time.Now().Add(10 * time.Second); ; {
 836                 output, err := exec.Command("pg_isready").CombinedOutput()
 837                 if err == nil {
 838                         return nil
 839                 } else if time.Now().After(deadline) {
 840                         return fmt.Errorf("timed out waiting for pg_isready (%q)", output)
 841                 } else {
 842                         time.Sleep(time.Second)
 843                 }
 844         }
 845 }
 846
 847 func (inst *installCommand) runBash(script string, stdout, stderr io.Writer) error {
 848         cmd := exec.Command("bash", "-")
 849         if inst.EatMyData {
 850                 cmd = exec.Command("eatmydata", "bash", "-")
 851         }
 852         cmd.Stdin = bytes.NewBufferString("set -ex -o pipefail\n" + script)
 853         cmd.Stdout = stdout
 854         cmd.Stderr = stderr
 855         return cmd.Run()
 856 }
 857
 858 func prodpkgs(osv osversion) []string {
 859         pkgs := []string{
 860                 "ca-certificates",
 861                 "curl",
 862                 "fuse",
 863                 "git",
 864                 "gitolite3",
 865                 "graphviz",
 866                 "haveged",
 867                 "libcurl3-gnutls",
 868                 "libxslt1.1",
 869                 "nginx",
 870                 "python3",
 871                 "sudo",
 872         }
 873         if osv.Debian || osv.Ubuntu {
 874                 if osv.Debian && osv.Major == 8 {
 875                         pkgs = append(pkgs, "libgnutls-deb0-28") // sdk/cwl
 876                 } else if osv.Debian && osv.Major >= 10 || osv.Ubuntu && osv.Major >= 16 {
 877                         pkgs = append(pkgs, "python3-distutils") // sdk/cwl
 878                 }
 879                 return append(pkgs,
 880                         "mime-support", // keep-web
 881                 )
 882         } else if osv.Centos {
 883                 return append(pkgs,
 884                         "fuse-libs", // services/fuse
 885                         "mailcap",   // keep-web
 886                 )
 887         } else {
 888                 panic("os version not supported")
 889         }
 890 }
 891
 892 func ProductionDependencies() ([]string, error) {
 893         osv, err := identifyOS()
 894         if err != nil {
 895                 return nil, err
 896         }
 897         return prodpkgs(osv), nil
 898 }