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         workbench2version       = "9a62117dbe56bdfa42489415eb6696638c2bb336" // 2.6.3
  45 )
  46
  47 //go:embed arvados.service
  48 var arvadosServiceFile []byte
  49
  50 type installCommand struct {
  51         ClusterType    string
  52         SourcePath     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.PackageVersion, "package-version", "0.0.0", "version string to embed in executable files")
  76         flags.BoolVar(&inst.EatMyData, "eatmydata", false, "use eatmydata to speed up install")
  77
  78         if ok, code := cmd.ParseFlags(flags, prog, args, "", stderr); !ok {
  79                 return code
  80         } else if *versionFlag {
  81                 return cmd.Version.RunCommand(prog, args, stdin, stdout, stderr)
  82         }
  83
  84         var dev, test, prod, pkg bool
  85         switch inst.ClusterType {
  86         case "development":
  87                 dev = true
  88         case "test":
  89                 test = true
  90         case "production":
  91                 prod = true
  92         case "package":
  93                 pkg = true
  94         default:
  95                 err = fmt.Errorf("invalid cluster type %q (must be 'development', 'test', 'production', or 'package')", inst.ClusterType)
  96                 return 2
  97         }
  98
  99         if prod {
 100                 err = errors.New("production install is not yet implemented")
 101                 return 1
 102         }
 103
 104         osv, err := identifyOS()
 105         if err != nil {
 106                 return 1
 107         }
 108
 109         listdir, err := os.Open("/var/lib/apt/lists")
 110         if err != nil {
 111                 logger.Warnf("error while checking whether to run apt-get update: %s", err)
 112         } else if names, _ := listdir.Readdirnames(1); len(names) == 0 {
 113                 // Special case for a base docker image where the
 114                 // package cache has been deleted and all "apt-get
 115                 // install" commands will fail unless we fetch repos.
 116                 cmd := exec.CommandContext(ctx, "apt-get", "update")
 117                 cmd.Stdout = stdout
 118                 cmd.Stderr = stderr
 119                 err = cmd.Run()
 120                 if err != nil {
 121                         return 1
 122                 }
 123         }
 124
 125         if inst.EatMyData {
 126                 cmd := exec.CommandContext(ctx, "apt-get", "install", "--yes", "--no-install-recommends", "eatmydata")
 127                 cmd.Env = append(os.Environ(), "DEBIAN_FRONTEND=noninteractive")
 128                 cmd.Stdout = stdout
 129                 cmd.Stderr = stderr
 130                 err = cmd.Run()
 131                 if err != nil {
 132                         return 1
 133                 }
 134         }
 135
 136         pkgs := prodpkgs(osv)
 137
 138         if pkg {
 139                 pkgs = append(pkgs,
 140                         "dpkg-dev",
 141                         "eatmydata", // install it for later steps, even if we're not using it now
 142                 )
 143         }
 144
 145         if dev || test || pkg {
 146                 pkgs = append(pkgs,
 147                         "automake",
 148                         "bison",
 149                         "bsdmainutils",
 150                         "build-essential",
 151                         "cadaver",
 152                         "curl",
 153                         "cython3",
 154                         "default-jdk-headless",
 155                         "default-jre-headless",
 156                         "gettext",
 157                         "libattr1-dev",
 158                         "libfuse-dev",
 159                         "libgbm1", // cypress / workbench2 tests
 160                         "libgnutls28-dev",
 161                         "libpam-dev",
 162                         "libpcre3-dev",
 163                         "libpq-dev",
 164                         "libreadline-dev",
 165                         "libssl-dev",
 166                         "libxml2-dev",
 167                         "libxslt1-dev",
 168                         "linkchecker",
 169                         "lsof",
 170                         "make",
 171                         "net-tools",
 172                         "pandoc",
 173                         "pkg-config",
 174                         "postgresql",
 175                         "postgresql-contrib",
 176                         "python3-dev",
 177                         "python3-venv",
 178                         "python3-virtualenv",
 179                         "r-base",
 180                         "r-cran-testthat",
 181                         "r-cran-devtools",
 182                         "r-cran-knitr",
 183                         "r-cran-markdown",
 184                         "r-cran-roxygen2",
 185                         "r-cran-xml",
 186                         "rsync",
 187                         "sudo",
 188                         "uuid-dev",
 189                         "wget",
 190                         "xvfb",
 191                         "zlib1g-dev", // services/api
 192                 )
 193                 if test {
 194                         if osv.Debian && osv.Major <= 10 {
 195                                 pkgs = append(pkgs, "iceweasel")
 196                         } else if osv.Debian && osv.Major >= 11 {
 197                                 pkgs = append(pkgs, "firefox-esr")
 198                         } else {
 199                                 pkgs = append(pkgs, "firefox")
 200                         }
 201                 }
 202                 if dev || test {
 203                         pkgs = append(pkgs,
 204                                 "libglib2.0-dev", // singularity (conmon)
 205                                 "libseccomp-dev", // singularity (seccomp)
 206                                 "squashfs-tools", // singularity
 207                                 "gnupg")          // docker install recipe
 208                 }
 209                 switch {
 210                 case osv.Debian && osv.Major >= 11:
 211                         pkgs = append(pkgs, "g++", "libcurl4", "libcurl4-openssl-dev")
 212                 case osv.Debian && osv.Major >= 10:
 213                         pkgs = append(pkgs, "g++", "libcurl4", "libcurl4-openssl-dev")
 214                 case osv.Debian || osv.Ubuntu:
 215                         pkgs = append(pkgs, "g++", "libcurl3", "libcurl3-openssl-dev")
 216                 case osv.Centos:
 217                         pkgs = append(pkgs, "gcc", "gcc-c++", "libcurl-devel", "postgresql-devel")
 218                 }
 219                 cmd := exec.CommandContext(ctx, "apt-get")
 220                 if inst.EatMyData {
 221                         cmd = exec.CommandContext(ctx, "eatmydata", "apt-get")
 222                 }
 223                 cmd.Args = append(cmd.Args, "install", "--yes", "--no-install-recommends")
 224                 cmd.Args = append(cmd.Args, pkgs...)
 225                 cmd.Env = append(os.Environ(), "DEBIAN_FRONTEND=noninteractive")
 226                 cmd.Stdout = stdout
 227                 cmd.Stderr = stderr
 228                 err = cmd.Run()
 229                 if err != nil {
 230                         return 1
 231                 }
 232         }
 233
 234         if dev || test {
 235                 if havedockerversion, err := exec.Command("docker", "--version").CombinedOutput(); err == nil {
 236                         logger.Printf("%s installed, assuming that version is ok", bytes.TrimSuffix(havedockerversion, []byte("\n")))
 237                 } else if osv.Debian {
 238                         var codename string
 239                         switch osv.Major {
 240                         case 10:
 241                                 codename = "buster"
 242                         case 11:
 243                                 codename = "bullseye"
 244                         default:
 245                                 err = fmt.Errorf("don't know how to install docker-ce for debian %d", osv.Major)
 246                                 return 1
 247                         }
 248                         err = inst.runBash(`
 249 rm -f /usr/share/keyrings/docker-archive-keyring.gpg
 250 curl -fsSL https://download.docker.com/linux/debian/gpg | gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
 251 echo 'deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/debian/ `+codename+` stable' | \
 252     tee /etc/apt/sources.list.d/docker.list
 253 apt-get update
 254 DEBIAN_FRONTEND=noninteractive apt-get --yes --no-install-recommends install docker-ce
 255 `, stdout, stderr)
 256                         if err != nil {
 257                                 return 1
 258                         }
 259                 } else {
 260                         err = fmt.Errorf("don't know how to install docker for osversion %v", osv)
 261                         return 1
 262                 }
 263         }
 264
 265         os.Mkdir("/var/lib/arvados", 0755)
 266         os.Mkdir("/var/lib/arvados/tmp", 0700)
 267         if prod || pkg {
 268                 u, er := user.Lookup("www-data")
 269                 if er != nil {
 270                         err = fmt.Errorf("user.Lookup(%q): %w", "www-data", er)
 271                         return 1
 272                 }
 273                 uid, _ := strconv.Atoi(u.Uid)
 274                 gid, _ := strconv.Atoi(u.Gid)
 275                 os.Mkdir("/var/lib/arvados/wwwtmp", 0700)
 276                 err = os.Chown("/var/lib/arvados/wwwtmp", uid, gid)
 277                 if err != nil {
 278                         return 1
 279                 }
 280         }
 281         rubymajorversion := rubyversion[:strings.LastIndex(rubyversion, ".")]
 282         if haverubyversion, err := exec.Command("/var/lib/arvados/bin/ruby", "-v").CombinedOutput(); err == nil && bytes.HasPrefix(haverubyversion, []byte("ruby "+rubyversion)) {
 283                 logger.Print("ruby " + rubyversion + " already installed")
 284         } else {
 285                 err = inst.runBash(`
 286 tmp="$(mktemp -d)"
 287 trap 'rm -r "${tmp}"' ERR EXIT
 288 wget --progress=dot:giga -O- https://cache.ruby-lang.org/pub/ruby/`+rubymajorversion+`/ruby-`+rubyversion+`.tar.gz | tar -C "${tmp}" -xzf -
 289 cd "${tmp}/ruby-`+rubyversion+`"
 290 ./configure --disable-install-static-library --enable-shared --disable-install-doc --prefix /var/lib/arvados
 291 make -j8
 292 make install
 293 /var/lib/arvados/bin/gem install bundler --no-document
 294 `, stdout, stderr)
 295                 if err != nil {
 296                         return 1
 297                 }
 298         }
 299
 300         if !prod {
 301                 if havegoversion, err := exec.Command("/usr/local/bin/go", "version").CombinedOutput(); err == nil && bytes.HasPrefix(havegoversion, []byte("go version go"+goversion+" ")) {
 302                         logger.Print("go " + goversion + " already installed")
 303                 } else {
 304                         err = inst.runBash(`
 305 cd /tmp
 306 rm -rf /var/lib/arvados/go/
 307 wget --progress=dot:giga -O- https://storage.googleapis.com/golang/go`+goversion+`.linux-amd64.tar.gz | tar -C /var/lib/arvados -xzf -
 308 ln -sfv /var/lib/arvados/go/bin/* /usr/local/bin/
 309 `, stdout, stderr)
 310                         if err != nil {
 311                                 return 1
 312                         }
 313                 }
 314         }
 315
 316         if !prod && !pkg {
 317                 if havepjsversion, err := exec.Command("/usr/local/bin/phantomjs", "--version").CombinedOutput(); err == nil && string(havepjsversion) == "1.9.8\n" {
 318                         logger.Print("phantomjs " + pjsversion + " already installed")
 319                 } else {
 320                         err = inst.runBash(`
 321 PJS=phantomjs-`+pjsversion+`-linux-x86_64
 322 wget --progress=dot:giga -O- https://cache.arvados.org/$PJS.tar.bz2 | tar -C /var/lib/arvados -xjf -
 323 ln -sfv /var/lib/arvados/$PJS/bin/phantomjs /usr/local/bin/
 324 `, stdout, stderr)
 325                         if err != nil {
 326                                 return 1
 327                         }
 328                 }
 329
 330                 if havegeckoversion, err := exec.Command("/usr/local/bin/geckodriver", "--version").CombinedOutput(); err == nil && strings.Contains(string(havegeckoversion), " "+geckoversion+" ") {
 331                         logger.Print("geckodriver " + geckoversion + " already installed")
 332                 } else {
 333                         err = inst.runBash(`
 334 GD=v`+geckoversion+`
 335 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
 336 ln -sfv /var/lib/arvados/bin/geckodriver /usr/local/bin/
 337 `, stdout, stderr)
 338                         if err != nil {
 339                                 return 1
 340                         }
 341                 }
 342
 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 ${zip}
 352 ln -sfv /var/lib/arvados/gradle-${G}/bin/gradle /usr/local/bin/
 353 rm ${zip}
 354 `, stdout, stderr)
 355                         if err != nil {
 356                                 return 1
 357                         }
 358                 }
 359
 360                 if havesingularityversion, err := exec.Command("/var/lib/arvados/bin/singularity", "--version").CombinedOutput(); err == nil && strings.Contains(string(havesingularityversion), singularityversion) {
 361                         logger.Print("singularity " + singularityversion + " already installed")
 362                 } else if dev || test {
 363                         err = inst.runBash(`
 364 S=`+singularityversion+`
 365 tmp=/var/lib/arvados/tmp/singularity
 366 trap "rm -r ${tmp}" ERR EXIT
 367 cd /var/lib/arvados/tmp
 368 git clone --recurse-submodules https://github.com/sylabs/singularity
 369 cd singularity
 370 git checkout v${S}
 371 ./mconfig --prefix=/var/lib/arvados
 372 make -C ./builddir
 373 make -C ./builddir install
 374 `, stdout, stderr)
 375                         if err != nil {
 376                                 return 1
 377                         }
 378                 }
 379
 380                 err = inst.runBash(`
 381 install /usr/bin/nsenter /var/lib/arvados/bin/nsenter
 382 setcap "cap_sys_admin+pei cap_sys_chroot+pei" /var/lib/arvados/bin/nsenter
 383 `, stdout, stderr)
 384                 if err != nil {
 385                         return 1
 386                 }
 387
 388                 // The entry in /etc/locale.gen is "en_US.UTF-8"; once
 389                 // it's installed, locale -a reports it as
 390                 // "en_US.utf8".
 391                 wantlocale := "en_US.UTF-8"
 392                 if havelocales, err := exec.Command("locale", "-a").CombinedOutput(); err == nil && bytes.Contains(havelocales, []byte(strings.Replace(wantlocale+"\n", "UTF-", "utf", 1))) {
 393                         logger.Print("locale " + wantlocale + " already installed")
 394                 } else {
 395                         err = inst.runBash(`sed -i 's/^# *\(`+wantlocale+`\)/\1/' /etc/locale.gen && locale-gen`, stdout, stderr)
 396                         if err != nil {
 397                                 return 1
 398                         }
 399                 }
 400
 401                 var pgc struct {
 402                         Version       string
 403                         Cluster       string
 404                         Port          int
 405                         Status        string
 406                         Owner         string
 407                         DataDirectory string
 408                         LogFile       string
 409                 }
 410                 if pgLsclusters, err2 := exec.Command("pg_lsclusters", "--no-header").CombinedOutput(); err2 != nil {
 411                         err = fmt.Errorf("pg_lsclusters: %s", err2)
 412                         return 1
 413                 } else if pgclusters := strings.Split(strings.TrimSpace(string(pgLsclusters)), "\n"); len(pgclusters) != 1 {
 414                         logger.Warnf("pg_lsclusters returned %d postgresql clusters -- skipping postgresql initdb/startup, hope that's ok", len(pgclusters))
 415                 } 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 {
 416                         err = fmt.Errorf("error parsing pg_lsclusters output: %s", err)
 417                         return 1
 418                 } else if pgc.Status == "online" {
 419                         logger.Infof("postgresql cluster %s-%s is online", pgc.Version, pgc.Cluster)
 420                 } else {
 421                         logger.Infof("postgresql cluster %s-%s is %s; trying to start", pgc.Version, pgc.Cluster, pgc.Status)
 422                         cmd := exec.Command("pg_ctlcluster", "--foreground", pgc.Version, pgc.Cluster, "start")
 423                         cmd.Stdout = stdout
 424                         cmd.Stderr = stderr
 425                         err = cmd.Start()
 426                         if err != nil {
 427                                 return 1
 428                         }
 429                         defer func() {
 430                                 cmd.Process.Signal(syscall.SIGTERM)
 431                                 logger.Info("sent SIGTERM; waiting for postgres to shut down")
 432                                 cmd.Wait()
 433                         }()
 434                         err = waitPostgreSQLReady()
 435                         if err != nil {
 436                                 return 1
 437                         }
 438                 }
 439
 440                 if os.Getpid() == 1 {
 441                         // We are the init process (presumably in a
 442                         // docker container) so although postgresql is
 443                         // installed, it's not running, and initdb
 444                         // might never have been run.
 445                 }
 446
 447                 var needcoll []string
 448                 // If the en_US.UTF-8 locale wasn't installed when
 449                 // postgresql initdb ran, it needs to be added
 450                 // explicitly before we can use it in our test suite.
 451                 for _, collname := range []string{"en_US", "en_US.UTF-8"} {
 452                         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')")
 453                         cmd.Dir = "/"
 454                         out, err2 := cmd.CombinedOutput()
 455                         if err != nil {
 456                                 err = fmt.Errorf("error while checking postgresql collations: %s", err2)
 457                                 return 1
 458                         }
 459                         if strings.Contains(string(out), "1") {
 460                                 logger.Infof("postgresql supports collation %s", collname)
 461                         } else {
 462                                 needcoll = append(needcoll, collname)
 463                         }
 464                 }
 465                 if len(needcoll) > 0 && os.Getpid() != 1 {
 466                         // In order for the CREATE COLLATION statement
 467                         // below to work, the locale must have existed
 468                         // when PostgreSQL started up. If we're
 469                         // running as init, we must have started
 470                         // PostgreSQL ourselves after installing the
 471                         // locales. Otherwise, it might need a
 472                         // restart, so we attempt to restart it with
 473                         // systemd.
 474                         if err = inst.runBash(`sudo systemctl restart postgresql`, stdout, stderr); err != nil {
 475                                 logger.Warn("`systemctl restart postgresql` failed; hoping postgresql does not need to be restarted")
 476                         } else if err = waitPostgreSQLReady(); err != nil {
 477                                 return 1
 478                         }
 479                 }
 480                 for _, collname := range needcoll {
 481                         cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "CREATE COLLATION \""+collname+"\" (LOCALE = \"en_US.UTF-8\")")
 482                         cmd.Stdout = stdout
 483                         cmd.Stderr = stderr
 484                         cmd.Dir = "/"
 485                         err = cmd.Run()
 486                         if err != nil {
 487                                 err = fmt.Errorf("error adding postgresql collation %s: %s", collname, err)
 488                                 return 1
 489                         }
 490                 }
 491
 492                 withstuff := "WITH LOGIN SUPERUSER ENCRYPTED PASSWORD " + pq.QuoteLiteral(devtestDatabasePassword)
 493                 cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "ALTER ROLE arvados "+withstuff)
 494                 cmd.Dir = "/"
 495                 if err := cmd.Run(); err == nil {
 496                         logger.Print("arvados role exists; superuser privileges added, password updated")
 497                 } else {
 498                         cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "CREATE ROLE arvados "+withstuff)
 499                         cmd.Dir = "/"
 500                         cmd.Stdout = stdout
 501                         cmd.Stderr = stderr
 502                         err = cmd.Run()
 503                         if err != nil {
 504                                 return 1
 505                         }
 506                 }
 507         }
 508
 509         if !prod {
 510                 if havenodejsversion, err := exec.Command("/usr/local/bin/node", "--version").CombinedOutput(); err == nil && string(havenodejsversion) == nodejsversion+"\n" {
 511                         logger.Print("nodejs " + nodejsversion + " already installed")
 512                 } else {
 513                         err = inst.runBash(`
 514 NJS=`+nodejsversion+`
 515 rm -rf /var/lib/arvados/node-*-linux-x64
 516 wget --progress=dot:giga -O- https://nodejs.org/dist/${NJS}/node-${NJS}-linux-x64.tar.xz | sudo tar -C /var/lib/arvados -xJf -
 517 ln -sfv /var/lib/arvados/node-${NJS}-linux-x64/bin/{node,npm} /usr/local/bin/
 518 `, stdout, stderr)
 519                         if err != nil {
 520                                 return 1
 521                         }
 522                 }
 523
 524                 if haveyarnversion, err := exec.Command("/usr/local/bin/yarn", "--version").CombinedOutput(); err == nil && len(haveyarnversion) > 0 {
 525                         logger.Print("yarn " + strings.TrimSpace(string(haveyarnversion)) + " already installed")
 526                 } else {
 527                         err = inst.runBash(`
 528 npm install -g yarn
 529 ln -sfv /var/lib/arvados/node-`+nodejsversion+`-linux-x64/bin/{yarn,yarnpkg} /usr/local/bin/
 530 `, stdout, stderr)
 531                         if err != nil {
 532                                 return 1
 533                         }
 534                 }
 535
 536                 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" {
 537                         logger.Print("workbench2 repo is already at " + workbench2version)
 538                 } else {
 539                         err = inst.runBash(`
 540 V=`+workbench2version+`
 541 cd /var/lib/arvados
 542 if [[ ! -e arvados-workbench2 ]]; then
 543   git clone https://git.arvados.org/arvados-workbench2.git
 544   cd arvados-workbench2
 545   git checkout $V
 546 else
 547   cd arvados-workbench2
 548   if ! git checkout $V; then
 549     git fetch
 550     git checkout yarn.lock
 551     git checkout $V
 552   fi
 553 fi
 554 rm -rf build
 555 `, stdout, stderr)
 556                         if err != nil {
 557                                 return 1
 558                         }
 559                 }
 560
 561                 if err = inst.runBash(`
 562 cd /var/lib/arvados/arvados-workbench2
 563 yarn install
 564 `, stdout, stderr); err != nil {
 565                         return 1
 566                 }
 567         }
 568
 569         if prod || pkg {
 570                 // Install Go programs to /var/lib/arvados/bin/
 571                 for _, srcdir := range []string{
 572                         "cmd/arvados-client",
 573                         "cmd/arvados-server",
 574                 } {
 575                         fmt.Fprintf(stderr, "building %s...\n", srcdir)
 576                         cmd := exec.Command("go", "install", "-ldflags", "-X git.arvados.org/arvados.git/lib/cmd.version="+inst.PackageVersion+" -X main.version="+inst.PackageVersion+" -s -w")
 577                         cmd.Env = append(cmd.Env, os.Environ()...)
 578                         cmd.Env = append(cmd.Env, "GOBIN=/var/lib/arvados/bin")
 579                         cmd.Dir = filepath.Join(inst.SourcePath, srcdir)
 580                         cmd.Stdout = stdout
 581                         cmd.Stderr = stderr
 582                         err = cmd.Run()
 583                         if err != nil {
 584                                 return 1
 585                         }
 586                 }
 587
 588                 // Copy assets from source tree to /var/lib/arvados/share
 589                 cmd := exec.Command("install", "-v", "-t", "/var/lib/arvados/share", filepath.Join(inst.SourcePath, "sdk/python/tests/nginx.conf"))
 590                 cmd.Stdout = stdout
 591                 cmd.Stderr = stderr
 592                 err = cmd.Run()
 593                 if err != nil {
 594                         return 1
 595                 }
 596
 597                 // Install python SDK and arv-mount in
 598                 // /var/lib/arvados/lib/python.
 599                 //
 600                 // setup.py writes a file in the source directory in
 601                 // order to include the version number in the package
 602                 // itself.  We don't want to write to the source tree
 603                 // (in "arvados-package" context it's mounted
 604                 // readonly) so we run setup.py in a temporary copy of
 605                 // the source dir.
 606                 if err = inst.runBash(`
 607 v=/var/lib/arvados/lib/python
 608 tmp=/var/lib/arvados/tmp/python
 609 python3 -m venv "$v"
 610 . "$v/bin/activate"
 611 pip3 install --no-cache-dir 'setuptools>=18.5' 'pip>=7'
 612 export ARVADOS_BUILDING_VERSION="`+inst.PackageVersion+`"
 613 for src in "`+inst.SourcePath+`/sdk/python" "`+inst.SourcePath+`/services/fuse"; do
 614   rsync -a --delete-after "$src/" "$tmp/"
 615   cd "$tmp"
 616   python3 setup.py install
 617   cd ..
 618   rm -rf "$tmp"
 619 done
 620 `, stdout, stderr); err != nil {
 621                         return 1
 622                 }
 623
 624                 // Install Rails apps to /var/lib/arvados/{railsapi,workbench1}/
 625                 for dstdir, srcdir := range map[string]string{
 626                         "railsapi":   "services/api",
 627                         "workbench1": "apps/workbench",
 628                 } {
 629                         fmt.Fprintf(stderr, "building %s...\n", srcdir)
 630                         cmd := exec.Command("rsync",
 631                                 "-a", "--no-owner", "--no-group", "--delete-after", "--delete-excluded",
 632                                 "--exclude", "/coverage",
 633                                 "--exclude", "/log",
 634                                 "--exclude", "/node_modules",
 635                                 "--exclude", "/tmp",
 636                                 "--exclude", "/public/assets",
 637                                 "--exclude", "/vendor",
 638                                 "--exclude", "/config/environments",
 639                                 "./", "/var/lib/arvados/"+dstdir+"/")
 640                         cmd.Dir = filepath.Join(inst.SourcePath, srcdir)
 641                         cmd.Stdout = stdout
 642                         cmd.Stderr = stderr
 643                         err = cmd.Run()
 644                         if err != nil {
 645                                 return 1
 646                         }
 647                         for _, cmdline := range [][]string{
 648                                 {"mkdir", "-p", "log", "public/assets", "tmp", "vendor", ".bundle", "/var/www/.bundle", "/var/www/.gem", "/var/www/.npm", "/var/www/.passenger"},
 649                                 {"touch", "log/production.log"},
 650                                 {"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"},
 651                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/gem", "install", "--user", "--conservative", "--no-document", "bundler:" + bundlerversion},
 652                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "config", "set", "--local", "deployment", "true"},
 653                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "config", "set", "--local", "path", "/var/www/.gem"},
 654                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "config", "set", "--local", "without", "development test diagnostics performance"},
 655                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "install", "--jobs", fmt.Sprintf("%d", runtime.NumCPU())},
 656
 657                                 {"chown", "www-data:www-data", ".", "public/assets"},
 658                                 // {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "config", "set", "--local", "system", "true"},
 659                                 {"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"},
 660                                 {"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"},
 661                                 {"chown", "root:root", "."},
 662                                 {"chown", "-R", "root:root", "public/assets", "vendor"},
 663
 664                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "build-native-support"},
 665                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "install-standalone-runtime"},
 666                         } {
 667                                 if cmdline[len(cmdline)-2] == "rake" && dstdir != "workbench1" {
 668                                         continue
 669                                 }
 670                                 cmd = exec.Command(cmdline[0], cmdline[1:]...)
 671                                 cmd.Dir = "/var/lib/arvados/" + dstdir
 672                                 cmd.Stdout = stdout
 673                                 cmd.Stderr = stderr
 674                                 fmt.Fprintf(stderr, "... %s\n", cmd.Args)
 675                                 err = cmd.Run()
 676                                 if err != nil {
 677                                         return 1
 678                                 }
 679                         }
 680                         cmd = exec.Command("sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "validate-install")
 681                         cmd.Dir = "/var/lib/arvados/" + dstdir
 682                         cmd.Stdout = stdout
 683                         cmd.Stderr = stderr
 684                         err = cmd.Run()
 685                         if err != nil && !strings.Contains(err.Error(), "exit status 2") {
 686                                 // Exit code 2 indicates there were warnings (like
 687                                 // "other passenger installations have been detected",
 688                                 // which we can't expect to avoid) but no errors.
 689                                 // Other non-zero exit codes (1, 9) indicate errors.
 690                                 return 1
 691                         }
 692                 }
 693
 694                 // Install workbench2 app to /var/lib/arvados/workbench2/
 695                 if err = inst.runBash(`
 696 cd /var/lib/arvados/arvados-workbench2
 697 VERSION="`+inst.PackageVersion+`" BUILD_NUMBER=1 GIT_COMMIT="`+workbench2version[:9]+`" yarn build
 698 rsync -a --delete-after build/ /var/lib/arvados/workbench2/
 699 `, stdout, stderr); err != nil {
 700                         return 1
 701                 }
 702
 703                 // Install arvados-cli gem (binaries go in
 704                 // /var/lib/arvados/bin)
 705                 if err = inst.runBash(`
 706 /var/lib/arvados/bin/gem install --conservative --no-document arvados-cli
 707 `, stdout, stderr); err != nil {
 708                         return 1
 709                 }
 710
 711                 err = os.WriteFile("/lib/systemd/system/arvados.service", arvadosServiceFile, 0777)
 712                 if err != nil {
 713                         return 1
 714                 }
 715                 if prod {
 716                         // (fpm will do this for us in the pkg case)
 717                         // This is equivalent to "systemd enable", but
 718                         // does not depend on the systemctl program
 719                         // being available:
 720                         symlink := "/etc/systemd/system/multi-user.target.wants/arvados.service"
 721                         err = os.Remove(symlink)
 722                         if err != nil && !errors.Is(err, os.ErrNotExist) {
 723                                 return 1
 724                         }
 725                         err = os.Symlink("/lib/systemd/system/arvados.service", symlink)
 726                         if err != nil {
 727                                 return 1
 728                         }
 729                 }
 730
 731                 // Add symlinks in /usr/bin for user-facing programs
 732                 for _, srcdst := range [][]string{
 733                         // go
 734                         {"bin/arvados-client"},
 735                         {"bin/arvados-client", "arv"},
 736                         {"bin/arvados-server"},
 737                         // sdk/cli
 738                         {"bin/arv", "arv-ruby"},
 739                         {"bin/arv-tag"},
 740                         // sdk/python
 741                         {"lib/python/bin/arv-copy"},
 742                         {"lib/python/bin/arv-federation-migrate"},
 743                         {"lib/python/bin/arv-get"},
 744                         {"lib/python/bin/arv-keepdocker"},
 745                         {"lib/python/bin/arv-ls"},
 746                         {"lib/python/bin/arv-migrate-docker19"},
 747                         {"lib/python/bin/arv-normalize"},
 748                         {"lib/python/bin/arv-put"},
 749                         {"lib/python/bin/arv-ws"},
 750                         // services/fuse
 751                         {"lib/python/bin/arv-mount"},
 752                 } {
 753                         src := "/var/lib/arvados/" + srcdst[0]
 754                         if _, err = os.Stat(src); err != nil {
 755                                 return 1
 756                         }
 757                         dst := srcdst[len(srcdst)-1]
 758                         _, dst = filepath.Split(dst)
 759                         dst = "/usr/bin/" + dst
 760                         err = os.Remove(dst)
 761                         if err != nil && !errors.Is(err, os.ErrNotExist) {
 762                                 return 1
 763                         }
 764                         err = os.Symlink(src, dst)
 765                         if err != nil {
 766                                 return 1
 767                         }
 768                 }
 769         }
 770
 771         return 0
 772 }
 773
 774 type osversion struct {
 775         Debian bool
 776         Ubuntu bool
 777         Centos bool
 778         Major  int
 779 }
 780
 781 func identifyOS() (osversion, error) {
 782         var osv osversion
 783         f, err := os.Open("/etc/os-release")
 784         if err != nil {
 785                 return osv, err
 786         }
 787         defer f.Close()
 788
 789         kv := map[string]string{}
 790         scanner := bufio.NewScanner(f)
 791         for scanner.Scan() {
 792                 line := strings.TrimSpace(scanner.Text())
 793                 if strings.HasPrefix(line, "#") {
 794                         continue
 795                 }
 796                 toks := strings.SplitN(line, "=", 2)
 797                 if len(toks) != 2 {
 798                         return osv, fmt.Errorf("invalid line in /etc/os-release: %q", line)
 799                 }
 800                 k := toks[0]
 801                 v := strings.Trim(toks[1], `"`)
 802                 if v == toks[1] {
 803                         v = strings.Trim(v, `'`)
 804                 }
 805                 kv[k] = v
 806         }
 807         if err = scanner.Err(); err != nil {
 808                 return osv, err
 809         }
 810         switch kv["ID"] {
 811         case "ubuntu":
 812                 osv.Ubuntu = true
 813         case "debian":
 814                 osv.Debian = true
 815         case "centos":
 816                 osv.Centos = true
 817         default:
 818                 return osv, fmt.Errorf("unsupported ID in /etc/os-release: %q", kv["ID"])
 819         }
 820         vstr := kv["VERSION_ID"]
 821         if i := strings.Index(vstr, "."); i > 0 {
 822                 vstr = vstr[:i]
 823         }
 824         osv.Major, err = strconv.Atoi(vstr)
 825         if err != nil {
 826                 return osv, fmt.Errorf("incomprehensible VERSION_ID in /etc/os-release: %q", kv["VERSION_ID"])
 827         }
 828         return osv, nil
 829 }
 830
 831 func waitPostgreSQLReady() error {
 832         for deadline := time.Now().Add(10 * time.Second); ; {
 833                 output, err := exec.Command("pg_isready").CombinedOutput()
 834                 if err == nil {
 835                         return nil
 836                 } else if time.Now().After(deadline) {
 837                         return fmt.Errorf("timed out waiting for pg_isready (%q)", output)
 838                 } else {
 839                         time.Sleep(time.Second)
 840                 }
 841         }
 842 }
 843
 844 func (inst *installCommand) runBash(script string, stdout, stderr io.Writer) error {
 845         cmd := exec.Command("bash", "-")
 846         if inst.EatMyData {
 847                 cmd = exec.Command("eatmydata", "bash", "-")
 848         }
 849         cmd.Stdin = bytes.NewBufferString("set -ex -o pipefail\n" + script)
 850         cmd.Stdout = stdout
 851         cmd.Stderr = stderr
 852         return cmd.Run()
 853 }
 854
 855 func prodpkgs(osv osversion) []string {
 856         pkgs := []string{
 857                 "ca-certificates",
 858                 "curl",
 859                 "fuse",
 860                 "git",
 861                 "gitolite3",
 862                 "graphviz",
 863                 "haveged",
 864                 "libcurl3-gnutls",
 865                 "libxslt1.1",
 866                 "nginx",
 867                 "python3",
 868                 "sudo",
 869         }
 870         if osv.Debian || osv.Ubuntu {
 871                 if osv.Debian && osv.Major == 8 {
 872                         pkgs = append(pkgs, "libgnutls-deb0-28") // sdk/cwl
 873                 } else if osv.Debian && osv.Major >= 10 || osv.Ubuntu && osv.Major >= 16 {
 874                         pkgs = append(pkgs, "python3-distutils") // sdk/cwl
 875                 }
 876                 return append(pkgs,
 877                         "mime-support", // keep-web
 878                 )
 879         } else if osv.Centos {
 880                 return append(pkgs,
 881                         "fuse-libs", // services/fuse
 882                         "mailcap",   // keep-web
 883                 )
 884         } else {
 885                 panic("os version not supported")
 886         }
 887 }
 888
 889 func ProductionDependencies() ([]string, error) {
 890         osv, err := identifyOS()
 891         if err != nil {
 892                 return nil, err
 893         }
 894         return prodpkgs(osv), nil
 895 }