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         "regexp"
  21         "runtime"
  22         "strconv"
  23         "strings"
  24         "syscall"
  25         "time"
  26
  27         "git.arvados.org/arvados.git/lib/cmd"
  28         "git.arvados.org/arvados.git/sdk/go/ctxlog"
  29         "github.com/lib/pq"
  30 )
  31
  32 var Command cmd.Handler = &installCommand{}
  33
  34 const goversion = "1.20.6"
  35
  36 const (
  37         defaultRubyVersion        = "3.2.2"
  38         defaultBundlerVersion     = "2.2.19"
  39         defaultSingularityVersion = "3.10.4"
  40         pjsversion                = "1.9.8"
  41         geckoversion              = "0.24.0"
  42         gradleversion             = "5.3.1"
  43         defaultNodejsVersion      = "12.22.12"
  44         devtestDatabasePassword   = "insecure_arvados_test"
  45 )
  46
  47 //go:embed arvados.service
  48 var arvadosServiceFile []byte
  49
  50 type installCommand struct {
  51         ClusterType        string
  52         SourcePath         string
  53         Commit             string
  54         PackageVersion     string
  55         RubyVersion        string
  56         BundlerVersion     string
  57         SingularityVersion string
  58         NodejsVersion      string
  59         EatMyData          bool
  60 }
  61
  62 func (inst *installCommand) RunCommand(prog string, args []string, stdin io.Reader, stdout, stderr io.Writer) int {
  63         logger := ctxlog.New(stderr, "text", "info")
  64         ctx := ctxlog.Context(context.Background(), logger)
  65         ctx, cancel := context.WithCancel(ctx)
  66         defer cancel()
  67
  68         var err error
  69         defer func() {
  70                 if err != nil {
  71                         logger.WithError(err).Info("exiting")
  72                 }
  73         }()
  74
  75         flags := flag.NewFlagSet(prog, flag.ContinueOnError)
  76         flags.SetOutput(stderr)
  77         versionFlag := flags.Bool("version", false, "Write version information to stdout and exit 0")
  78         flags.StringVar(&inst.ClusterType, "type", "production", "cluster `type`: development, test, production, or package")
  79         flags.StringVar(&inst.SourcePath, "source", "/arvados", "source tree location (required for -type=package)")
  80         flags.StringVar(&inst.Commit, "commit", "", "source commit `hash` to embed (blank means use 'git log' or all-zero placeholder)")
  81         flags.StringVar(&inst.PackageVersion, "package-version", "0.0.0", "version string to embed in executable files")
  82         flags.StringVar(&inst.RubyVersion, "ruby-version", defaultRubyVersion, "Ruby `version` to install (do not override in production mode)")
  83         flags.StringVar(&inst.BundlerVersion, "bundler-version", defaultBundlerVersion, "Bundler `version` to install (do not override in production mode)")
  84         flags.StringVar(&inst.SingularityVersion, "singularity-version", defaultSingularityVersion, "Singularity `version` to install (do not override in production mode)")
  85         flags.StringVar(&inst.NodejsVersion, "nodejs-version", defaultNodejsVersion, "Nodejs `version` to install (not applicable in production mode)")
  86         flags.BoolVar(&inst.EatMyData, "eatmydata", false, "use eatmydata to speed up install")
  87
  88         if ok, code := cmd.ParseFlags(flags, prog, args, "", stderr); !ok {
  89                 return code
  90         } else if *versionFlag {
  91                 return cmd.Version.RunCommand(prog, args, stdin, stdout, stderr)
  92         }
  93
  94         if inst.Commit == "" {
  95                 if commit, err := exec.Command("env", "-C", inst.SourcePath, "git", "log", "-n1", "--format=%H").CombinedOutput(); err == nil {
  96                         inst.Commit = strings.TrimSpace(string(commit))
  97                 } else {
  98                         inst.Commit = "0000000000000000000000000000000000000000"
  99                 }
 100         }
 101
 102         var dev, test, prod, pkg bool
 103         switch inst.ClusterType {
 104         case "development":
 105                 dev = true
 106         case "test":
 107                 test = true
 108         case "production":
 109                 prod = true
 110         case "package":
 111                 pkg = true
 112         default:
 113                 err = fmt.Errorf("invalid cluster type %q (must be 'development', 'test', 'production', or 'package')", inst.ClusterType)
 114                 return 2
 115         }
 116
 117         if prod {
 118                 err = errors.New("production install is not yet implemented")
 119                 return 1
 120         }
 121
 122         if ok, _ := regexp.MatchString(`^\d\.\d+\.\d+$`, inst.RubyVersion); !ok {
 123                 fmt.Fprintf(stderr, "invalid argument %q for -ruby-version\n", inst.RubyVersion)
 124                 return 2
 125         }
 126         if ok, _ := regexp.MatchString(`^\d`, inst.BundlerVersion); !ok {
 127                 fmt.Fprintf(stderr, "invalid argument %q for -bundler-version\n", inst.BundlerVersion)
 128                 return 2
 129         }
 130         if ok, _ := regexp.MatchString(`^\d`, inst.SingularityVersion); !ok {
 131                 fmt.Fprintf(stderr, "invalid argument %q for -singularity-version\n", inst.SingularityVersion)
 132                 return 2
 133         }
 134         if ok, _ := regexp.MatchString(`^\d`, inst.NodejsVersion); !ok {
 135                 fmt.Fprintf(stderr, "invalid argument %q for -nodejs-version\n", inst.NodejsVersion)
 136                 return 2
 137         }
 138
 139         osv, err := identifyOS()
 140         if err != nil {
 141                 return 1
 142         }
 143
 144         listdir, err := os.Open("/var/lib/apt/lists")
 145         if err != nil {
 146                 logger.Warnf("error while checking whether to run apt-get update: %s", err)
 147         } else if names, _ := listdir.Readdirnames(1); len(names) == 0 {
 148                 // Special case for a base docker image where the
 149                 // package cache has been deleted and all "apt-get
 150                 // install" commands will fail unless we fetch repos.
 151                 cmd := exec.CommandContext(ctx, "apt-get", "update")
 152                 cmd.Stdout = stdout
 153                 cmd.Stderr = stderr
 154                 err = cmd.Run()
 155                 if err != nil {
 156                         return 1
 157                 }
 158         }
 159
 160         if inst.EatMyData {
 161                 cmd := exec.CommandContext(ctx, "apt-get", "install", "--yes", "--no-install-recommends", "eatmydata")
 162                 cmd.Env = append(os.Environ(), "DEBIAN_FRONTEND=noninteractive")
 163                 cmd.Stdout = stdout
 164                 cmd.Stderr = stderr
 165                 err = cmd.Run()
 166                 if err != nil {
 167                         return 1
 168                 }
 169         }
 170
 171         pkgs := prodpkgs(osv)
 172
 173         if pkg {
 174                 pkgs = append(pkgs,
 175                         "dpkg-dev",
 176                         "eatmydata", // install it for later steps, even if we're not using it now
 177                 )
 178         }
 179
 180         if dev || test || pkg {
 181                 pkgs = append(pkgs,
 182                         "automake",
 183                         "bison",
 184                         "bsdmainutils",
 185                         "build-essential",
 186                         "cadaver",
 187                         "curl",
 188                         "cython3",
 189                         "default-jdk-headless",
 190                         "default-jre-headless",
 191                         "gettext",
 192                         "libattr1-dev",
 193                         "libffi-dev",
 194                         "libfuse-dev",
 195                         "libgbm1", // cypress / workbench2 tests
 196                         "libgnutls28-dev",
 197                         "libpam-dev",
 198                         "libpcre3-dev",
 199                         "libpq-dev",
 200                         "libreadline-dev",
 201                         "libssl-dev",
 202                         "libxml2-dev",
 203                         "libxslt1-dev",
 204                         "libyaml-dev",
 205                         "linkchecker",
 206                         "lsof",
 207                         "make",
 208                         "net-tools",
 209                         "pandoc",
 210                         "pkg-config",
 211                         "postgresql",
 212                         "postgresql-contrib",
 213                         "python3-dev",
 214                         "python3-venv",
 215                         "python3-virtualenv",
 216                         "r-base",
 217                         "r-cran-testthat",
 218                         "r-cran-devtools",
 219                         "r-cran-knitr",
 220                         "r-cran-markdown",
 221                         "r-cran-roxygen2",
 222                         "r-cran-xml",
 223                         "rsync",
 224                         "sudo",
 225                         "uuid-dev",
 226                         "wget",
 227                         "xvfb",
 228                         "zlib1g-dev", // services/api
 229                 )
 230                 if test {
 231                         if osv.Debian && osv.Major <= 10 {
 232                                 pkgs = append(pkgs, "iceweasel")
 233                         } else if osv.Debian && osv.Major >= 11 {
 234                                 pkgs = append(pkgs, "firefox-esr")
 235                         } else {
 236                                 pkgs = append(pkgs, "firefox")
 237                         }
 238                 }
 239                 if dev || test {
 240                         pkgs = append(pkgs,
 241                                 "libglib2.0-dev", // singularity (conmon)
 242                                 "libseccomp-dev", // singularity (seccomp)
 243                                 "squashfs-tools", // singularity
 244                                 "gnupg")          // docker install recipe
 245                 }
 246                 switch {
 247                 case osv.Debian && osv.Major >= 10,
 248                         osv.Ubuntu && osv.Major >= 22:
 249                         pkgs = append(pkgs, "g++", "libcurl4", "libcurl4-openssl-dev")
 250                 case osv.Debian || osv.Ubuntu:
 251                         pkgs = append(pkgs, "g++", "libcurl3", "libcurl3-openssl-dev")
 252                 case osv.Centos:
 253                         pkgs = append(pkgs, "gcc", "gcc-c++", "libcurl-devel", "postgresql-devel")
 254                 }
 255                 cmd := exec.CommandContext(ctx, "apt-get")
 256                 if inst.EatMyData {
 257                         cmd = exec.CommandContext(ctx, "eatmydata", "apt-get")
 258                 }
 259                 cmd.Args = append(cmd.Args, "install", "--yes", "--no-install-recommends")
 260                 cmd.Args = append(cmd.Args, pkgs...)
 261                 cmd.Env = append(os.Environ(), "DEBIAN_FRONTEND=noninteractive")
 262                 cmd.Stdout = stdout
 263                 cmd.Stderr = stderr
 264                 err = cmd.Run()
 265                 if err != nil {
 266                         return 1
 267                 }
 268         }
 269
 270         if dev || test {
 271                 if havedockerversion, err2 := exec.Command("docker", "--version").CombinedOutput(); err2 == nil {
 272                         logger.Printf("%s installed, assuming that version is ok", bytes.TrimSuffix(havedockerversion, []byte("\n")))
 273                 } else if osv.Debian {
 274                         var codename string
 275                         switch osv.Major {
 276                         case 10:
 277                                 codename = "buster"
 278                         case 11:
 279                                 codename = "bullseye"
 280                         case 12:
 281                                 codename = "bookworm"
 282                         default:
 283                                 err = fmt.Errorf("don't know how to install docker-ce for debian %d", osv.Major)
 284                                 return 1
 285                         }
 286                         err = inst.runBash(`
 287 rm -f /usr/share/keyrings/docker-archive-keyring.gpg
 288 curl -fsSL https://download.docker.com/linux/debian/gpg | gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
 289 echo 'deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/debian/ `+codename+` stable' | \
 290     tee /etc/apt/sources.list.d/docker.list
 291 apt-get update
 292 DEBIAN_FRONTEND=noninteractive apt-get --yes --no-install-recommends install docker-ce
 293 `, stdout, stderr)
 294                         if err != nil {
 295                                 return 1
 296                         }
 297                 } else {
 298                         err = fmt.Errorf("don't know how to install docker for osversion %v", osv)
 299                         return 1
 300                 }
 301
 302                 err = inst.runBash(`
 303 key=fs.inotify.max_user_watches
 304 min=524288
 305 if [[ "$(sysctl --values "${key}")" -lt "${min}" ]]; then
 306     sysctl "${key}=${min}"
 307     # writing sysctl worked, so we should make it permanent
 308     echo "${key}=${min}" | tee -a /etc/sysctl.conf
 309     sysctl -p
 310 fi
 311 `, stdout, stderr)
 312                 if err != nil {
 313                         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`)")
 314                         return 1
 315                 }
 316         }
 317
 318         os.Mkdir("/var/lib/arvados", 0755)
 319         os.Mkdir("/var/lib/arvados/tmp", 0700)
 320         if prod || pkg {
 321                 u, er := user.Lookup("www-data")
 322                 if er != nil {
 323                         err = fmt.Errorf("user.Lookup(%q): %w", "www-data", er)
 324                         return 1
 325                 }
 326                 uid, _ := strconv.Atoi(u.Uid)
 327                 gid, _ := strconv.Atoi(u.Gid)
 328                 os.Mkdir("/var/lib/arvados/wwwtmp", 0700)
 329                 err = os.Chown("/var/lib/arvados/wwwtmp", uid, gid)
 330                 if err != nil {
 331                         return 1
 332                 }
 333         }
 334         rubyminorversion := inst.RubyVersion[:strings.LastIndex(inst.RubyVersion, ".")]
 335         if haverubyversion, err := exec.Command("/var/lib/arvados/bin/ruby", "-v").CombinedOutput(); err == nil && bytes.HasPrefix(haverubyversion, []byte("ruby "+inst.RubyVersion)) {
 336                 logger.Print("ruby " + inst.RubyVersion + " already installed")
 337         } else {
 338                 err = inst.runBash(`
 339 rubyversion="`+inst.RubyVersion+`"
 340 rubyminorversion="`+rubyminorversion+`"
 341 tmp="$(mktemp -d)"
 342 trap 'rm -r "${tmp}"' ERR EXIT
 343 wget --progress=dot:giga -O- "https://cache.ruby-lang.org/pub/ruby/$rubyminorversion/ruby-$rubyversion.tar.gz" | tar -C "${tmp}" -xzf -
 344 cd "${tmp}/ruby-$rubyversion"
 345 ./configure --disable-install-static-library --enable-shared --disable-install-doc --prefix /var/lib/arvados
 346 make -j8
 347 rm -f /var/lib/arvados/bin/erb
 348 make install
 349 if [[ "$rubyversion" > "3" ]]; then
 350   /var/lib/arvados/bin/gem update --no-document --system 3.4.21
 351 fi
 352 /var/lib/arvados/bin/gem install bundler --no-document
 353 `, stdout, stderr)
 354                 if err != nil {
 355                         return 1
 356                 }
 357         }
 358
 359         if !prod {
 360                 if havegoversion, err := exec.Command("/usr/local/bin/go", "version").CombinedOutput(); err == nil && bytes.HasPrefix(havegoversion, []byte("go version go"+goversion+" ")) {
 361                         logger.Print("go " + goversion + " already installed")
 362                 } else {
 363                         err = inst.runBash(`
 364 cd /tmp
 365 rm -rf /var/lib/arvados/go/
 366 wget --progress=dot:giga -O- https://storage.googleapis.com/golang/go`+goversion+`.linux-amd64.tar.gz | tar -C /var/lib/arvados -xzf -
 367 ln -sfv /var/lib/arvados/go/bin/* /usr/local/bin/
 368 `, stdout, stderr)
 369                         if err != nil {
 370                                 return 1
 371                         }
 372                 }
 373         }
 374
 375         if !prod && !pkg {
 376                 if havegradleversion, err := exec.Command("/usr/local/bin/gradle", "--version").CombinedOutput(); err == nil && strings.Contains(string(havegradleversion), "Gradle "+gradleversion+"\n") {
 377                         logger.Print("gradle " + gradleversion + " already installed")
 378                 } else {
 379                         err = inst.runBash(`
 380 G=`+gradleversion+`
 381 zip=/var/lib/arvados/tmp/gradle-${G}-bin.zip
 382 trap "rm ${zip}" ERR
 383 wget --progress=dot:giga -O${zip} https://services.gradle.org/distributions/gradle-${G}-bin.zip
 384 unzip -o -d /var/lib/arvados ${zip}
 385 ln -sfv /var/lib/arvados/gradle-${G}/bin/gradle /usr/local/bin/
 386 rm ${zip}
 387 `, stdout, stderr)
 388                         if err != nil {
 389                                 return 1
 390                         }
 391                 }
 392
 393                 if havesingularityversion, err := exec.Command("/var/lib/arvados/bin/singularity", "--version").CombinedOutput(); err == nil && strings.Contains(string(havesingularityversion), inst.SingularityVersion) {
 394                         logger.Print("singularity " + inst.SingularityVersion + " already installed")
 395                 } else if dev || test {
 396                         err = inst.runBash(`
 397 S=`+inst.SingularityVersion+`
 398 tmp=/var/lib/arvados/tmp/singularity
 399 trap "rm -r ${tmp}" ERR EXIT
 400 cd /var/lib/arvados/tmp
 401 git clone --recurse-submodules https://github.com/sylabs/singularity
 402 cd singularity
 403 git checkout v${S}
 404 ./mconfig --prefix=/var/lib/arvados
 405 make -C ./builddir
 406 make -C ./builddir install
 407 `, stdout, stderr)
 408                         if err != nil {
 409                                 return 1
 410                         }
 411                 }
 412
 413                 err = inst.runBash(`
 414 install /usr/bin/nsenter /var/lib/arvados/bin/nsenter
 415 setcap "cap_sys_admin+pei cap_sys_chroot+pei" /var/lib/arvados/bin/nsenter
 416 `, stdout, stderr)
 417                 if err != nil {
 418                         return 1
 419                 }
 420
 421                 // The entry in /etc/locale.gen is "en_US.UTF-8"; once
 422                 // it's installed, locale -a reports it as
 423                 // "en_US.utf8".
 424                 wantlocale := "en_US.UTF-8"
 425                 if havelocales, err := exec.Command("locale", "-a").CombinedOutput(); err == nil && bytes.Contains(havelocales, []byte(strings.Replace(wantlocale+"\n", "UTF-", "utf", 1))) {
 426                         logger.Print("locale " + wantlocale + " already installed")
 427                 } else {
 428                         err = inst.runBash(`sed -i 's/^# *\(`+wantlocale+`\)/\1/' /etc/locale.gen && locale-gen`, stdout, stderr)
 429                         if err != nil {
 430                                 return 1
 431                         }
 432                 }
 433
 434                 var pgc struct {
 435                         Version       string
 436                         Cluster       string
 437                         Port          int
 438                         Status        string
 439                         Owner         string
 440                         DataDirectory string
 441                         LogFile       string
 442                 }
 443                 if pgLsclusters, err2 := exec.Command("pg_lsclusters", "--no-header").CombinedOutput(); err2 != nil {
 444                         err = fmt.Errorf("pg_lsclusters: %s", err2)
 445                         return 1
 446                 } else if pgclusters := strings.Split(strings.TrimSpace(string(pgLsclusters)), "\n"); len(pgclusters) != 1 {
 447                         logger.Warnf("pg_lsclusters returned %d postgresql clusters -- skipping postgresql initdb/startup, hope that's ok", len(pgclusters))
 448                 } 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 {
 449                         err = fmt.Errorf("error parsing pg_lsclusters output: %s", err)
 450                         return 1
 451                 } else if pgc.Status == "online" {
 452                         logger.Infof("postgresql cluster %s-%s is online", pgc.Version, pgc.Cluster)
 453                 } else {
 454                         logger.Infof("postgresql cluster %s-%s is %s; trying to start", pgc.Version, pgc.Cluster, pgc.Status)
 455                         cmd := exec.Command("pg_ctlcluster", "--foreground", pgc.Version, pgc.Cluster, "start")
 456                         cmd.Stdout = stdout
 457                         cmd.Stderr = stderr
 458                         err = cmd.Start()
 459                         if err != nil {
 460                                 return 1
 461                         }
 462                         defer func() {
 463                                 cmd.Process.Signal(syscall.SIGTERM)
 464                                 logger.Info("sent SIGTERM; waiting for postgres to shut down")
 465                                 cmd.Wait()
 466                         }()
 467                         err = waitPostgreSQLReady()
 468                         if err != nil {
 469                                 return 1
 470                         }
 471                 }
 472
 473                 if os.Getpid() == 1 {
 474                         // We are the init process (presumably in a
 475                         // docker container) so although postgresql is
 476                         // installed, it's not running, and initdb
 477                         // might never have been run.
 478                 }
 479
 480                 var needcoll []string
 481                 // If the en_US.UTF-8 locale wasn't installed when
 482                 // postgresql initdb ran, it needs to be added
 483                 // explicitly before we can use it in our test suite.
 484                 for _, collname := range []string{"en_US", "en_US.UTF-8"} {
 485                         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')")
 486                         cmd.Dir = "/"
 487                         out, err2 := cmd.CombinedOutput()
 488                         if err != nil {
 489                                 err = fmt.Errorf("error while checking postgresql collations: %s", err2)
 490                                 return 1
 491                         }
 492                         if strings.Contains(string(out), "1") {
 493                                 logger.Infof("postgresql supports collation %s", collname)
 494                         } else {
 495                                 needcoll = append(needcoll, collname)
 496                         }
 497                 }
 498                 if len(needcoll) > 0 && os.Getpid() != 1 {
 499                         // In order for the CREATE COLLATION statement
 500                         // below to work, the locale must have existed
 501                         // when PostgreSQL started up. If we're
 502                         // running as init, we must have started
 503                         // PostgreSQL ourselves after installing the
 504                         // locales. Otherwise, it might need a
 505                         // restart, so we attempt to restart it with
 506                         // systemd.
 507                         if err = inst.runBash(`sudo systemctl restart postgresql`, stdout, stderr); err != nil {
 508                                 logger.Warn("`systemctl restart postgresql` failed; hoping postgresql does not need to be restarted")
 509                         } else if err = waitPostgreSQLReady(); err != nil {
 510                                 return 1
 511                         }
 512                 }
 513                 for _, collname := range needcoll {
 514                         cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "CREATE COLLATION \""+collname+"\" (LOCALE = \"en_US.UTF-8\")")
 515                         cmd.Stdout = stdout
 516                         cmd.Stderr = stderr
 517                         cmd.Dir = "/"
 518                         err = cmd.Run()
 519                         if err != nil {
 520                                 err = fmt.Errorf("error adding postgresql collation %s: %s", collname, err)
 521                                 return 1
 522                         }
 523                 }
 524
 525                 withstuff := "WITH LOGIN SUPERUSER ENCRYPTED PASSWORD " + pq.QuoteLiteral(devtestDatabasePassword)
 526                 cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "ALTER ROLE arvados "+withstuff)
 527                 cmd.Dir = "/"
 528                 if err := cmd.Run(); err == nil {
 529                         logger.Print("arvados role exists; superuser privileges added, password updated")
 530                 } else {
 531                         cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "CREATE ROLE arvados "+withstuff)
 532                         cmd.Dir = "/"
 533                         cmd.Stdout = stdout
 534                         cmd.Stderr = stderr
 535                         err = cmd.Run()
 536                         if err != nil {
 537                                 return 1
 538                         }
 539                 }
 540         }
 541
 542         if !prod {
 543                 if havenodejsversion, err := exec.Command("/usr/local/bin/node", "--version").CombinedOutput(); err == nil && string(havenodejsversion) == "v"+inst.NodejsVersion+"\n" {
 544                         logger.Print("nodejs " + inst.NodejsVersion + " already installed")
 545                 } else {
 546                         err = inst.runBash(`
 547 NJS=v`+inst.NodejsVersion+`
 548 rm -rf /var/lib/arvados/node-*-linux-x64
 549 wget --progress=dot:giga -O- https://nodejs.org/dist/${NJS}/node-${NJS}-linux-x64.tar.xz | sudo tar -C /var/lib/arvados -xJf -
 550 ln -sfv /var/lib/arvados/node-${NJS}-linux-x64/bin/{node,npm} /usr/local/bin/
 551 `, stdout, stderr)
 552                         if err != nil {
 553                                 return 1
 554                         }
 555                 }
 556
 557                 if haveyarnversion, err := exec.Command("/usr/local/bin/yarn", "--version").CombinedOutput(); err == nil && len(haveyarnversion) > 0 {
 558                         logger.Print("yarn " + strings.TrimSpace(string(haveyarnversion)) + " already installed")
 559                 } else {
 560                         err = inst.runBash(`
 561 npm install -g yarn
 562 ln -sfv /var/lib/arvados/node-v`+inst.NodejsVersion+`-linux-x64/bin/{yarn,yarnpkg} /usr/local/bin/
 563 `, stdout, stderr)
 564                         if err != nil {
 565                                 return 1
 566                         }
 567                 }
 568         }
 569
 570         if prod || pkg {
 571                 // Install Go programs to /var/lib/arvados/bin/
 572                 for _, srcdir := range []string{
 573                         "cmd/arvados-client",
 574                         "cmd/arvados-server",
 575                 } {
 576                         fmt.Fprintf(stderr, "building %s...\n", srcdir)
 577                         // -buildvcs=false here avoids a fatal "error
 578                         // obtaining VCS status" when git refuses to
 579                         // run (for example) as root in a docker
 580                         // container using a non-root-owned git tree
 581                         // mounted from the host -- as in
 582                         // "arvados-package build".
 583                         cmd := exec.Command("go", "install", "-buildvcs=false",
 584                                 "-ldflags", "-s -w"+
 585                                         " -X git.arvados.org/arvados.git/lib/cmd.version="+inst.PackageVersion+
 586                                         " -X git.arvados.org/arvados.git/lib/cmd.commit="+inst.Commit)
 587                         cmd.Env = append(cmd.Env, os.Environ()...)
 588                         cmd.Env = append(cmd.Env, "GOBIN=/var/lib/arvados/bin")
 589                         cmd.Dir = filepath.Join(inst.SourcePath, srcdir)
 590                         cmd.Stdout = stdout
 591                         cmd.Stderr = stderr
 592                         err = cmd.Run()
 593                         if err != nil {
 594                                 return 1
 595                         }
 596                 }
 597
 598                 // Copy assets from source tree to /var/lib/arvados/share
 599                 cmd := exec.Command("install", "-v", "-t", "/var/lib/arvados/share", filepath.Join(inst.SourcePath, "sdk/python/tests/nginx.conf"))
 600                 cmd.Stdout = stdout
 601                 cmd.Stderr = stderr
 602                 err = cmd.Run()
 603                 if err != nil {
 604                         return 1
 605                 }
 606
 607                 // Install python SDK and arv-mount in
 608                 // /var/lib/arvados/lib/python.
 609                 //
 610                 // setup.py writes a file in the source directory in
 611                 // order to include the version number in the package
 612                 // itself.  We don't want to write to the source tree
 613                 // (in "arvados-package" context it's mounted
 614                 // readonly) so we run setup.py in a temporary copy of
 615                 // the source dir.
 616                 if err = inst.runBash(`
 617 v=/var/lib/arvados/lib/python
 618 tmp=/var/lib/arvados/tmp/python
 619 python3 -m venv "$v"
 620 . "$v/bin/activate"
 621 pip3 install --no-cache-dir 'setuptools>=68' 'pip>=20'
 622 export ARVADOS_BUILDING_VERSION="`+inst.PackageVersion+`"
 623 for src in "`+inst.SourcePath+`/sdk/python" "`+inst.SourcePath+`/services/fuse"; do
 624   rsync -a --delete-after "$src/" "$tmp/"
 625   env -C "$tmp" python3 setup.py build
 626   pip3 install "$tmp"
 627   rm -rf "$tmp"
 628 done
 629 `, stdout, stderr); err != nil {
 630                         return 1
 631                 }
 632
 633                 // Install RailsAPI to /var/lib/arvados/railsapi/
 634                 fmt.Fprintln(stderr, "building railsapi...")
 635                 cmd = exec.Command("rsync",
 636                         "-a", "--no-owner", "--no-group", "--delete-after", "--delete-excluded",
 637                         "--exclude", "/coverage",
 638                         "--exclude", "/log",
 639                         "--exclude", "/node_modules",
 640                         "--exclude", "/tmp",
 641                         "--exclude", "/public/assets",
 642                         "--exclude", "/vendor",
 643                         "--exclude", "/config/environments",
 644                         "./", "/var/lib/arvados/railsapi/")
 645                 cmd.Dir = filepath.Join(inst.SourcePath, "services", "api")
 646                 cmd.Stdout = stdout
 647                 cmd.Stderr = stderr
 648                 err = cmd.Run()
 649                 if err != nil {
 650                         return 1
 651                 }
 652                 for _, cmdline := range [][]string{
 653                         {"mkdir", "-p", "log", "public/assets", "tmp", "vendor", ".bundle", "/var/www/.bundle", "/var/www/.gem", "/var/www/.npm", "/var/www/.passenger"},
 654                         {"touch", "log/production.log"},
 655                         {"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"},
 656                         {"sudo", "-u", "www-data", "/var/lib/arvados/bin/gem", "install", "--user", "--conservative", "--no-document", "bundler:" + inst.BundlerVersion},
 657                         {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "config", "set", "--local", "deployment", "true"},
 658                         {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "config", "set", "--local", "path", "/var/www/.gem"},
 659                         {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "config", "set", "--local", "without", "development test diagnostics performance"},
 660                         {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "install", "--jobs", fmt.Sprintf("%d", runtime.NumCPU())},
 661
 662                         {"chown", "www-data:www-data", ".", "public/assets"},
 663                         // {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "config", "set", "--local", "system", "true"},
 664                         {"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"},
 665                         {"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"},
 666                         {"chown", "root:root", "."},
 667                         {"chown", "-R", "root:root", "public/assets", "vendor"},
 668
 669                         {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "build-native-support"},
 670                         {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "install-standalone-runtime"},
 671                 } {
 672                         if cmdline[len(cmdline)-2] == "rake" {
 673                                 continue
 674                         }
 675                         cmd = exec.Command(cmdline[0], cmdline[1:]...)
 676                         cmd.Dir = "/var/lib/arvados/railsapi"
 677                         cmd.Stdout = stdout
 678                         cmd.Stderr = stderr
 679                         fmt.Fprintf(stderr, "... %s\n", cmd.Args)
 680                         err = cmd.Run()
 681                         if err != nil {
 682                                 return 1
 683                         }
 684                 }
 685                 cmd = exec.Command("sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "validate-install")
 686                 cmd.Dir = "/var/lib/arvados/railsapi"
 687                 cmd.Stdout = stdout
 688                 cmd.Stderr = stderr
 689                 err = cmd.Run()
 690                 if err != nil && !strings.Contains(err.Error(), "exit status 2") {
 691                         // Exit code 2 indicates there were warnings (like
 692                         // "other passenger installations have been detected",
 693                         // which we can't expect to avoid) but no errors.
 694                         // Other non-zero exit codes (1, 9) indicate errors.
 695                         return 1
 696                 }
 697
 698                 // Install workbench2 app to
 699                 // /var/lib/arvados/workbench2/.
 700                 //
 701                 // We copy the source tree from the (possibly
 702                 // readonly) source tree into a temp dir because `yarn
 703                 // build` writes to {source-tree}/build/. When we
 704                 // upgrade to react-scripts >= 4.0.2 we may be able to
 705                 // build from the source dir and write directly to the
 706                 // final destination (using
 707                 // YARN_INSTALL_STATE_PATH=/dev/null
 708                 // BUILD_PATH=/var/lib/arvados/workbench2) instead of
 709                 // using two rsync steps here.
 710                 if err = inst.runBash(`
 711 src="`+inst.SourcePath+`/services/workbench2"
 712 tmp=/var/lib/arvados/tmp/workbench2
 713 trap "rm -r ${tmp}" ERR EXIT
 714 dst=/var/lib/arvados/workbench2
 715 rsync -a --delete-after "$src/" "$tmp/"
 716 env -C "$tmp" VERSION="`+inst.PackageVersion+`" BUILD_NUMBER=1 GIT_COMMIT="`+inst.Commit[:9]+`" yarn build
 717 rsync -a --delete-after "$tmp/build/" "$dst/"
 718 `, stdout, stderr); err != nil {
 719                         return 1
 720                 }
 721
 722                 // Install arvados-cli gem (binaries go in
 723                 // /var/lib/arvados/bin)
 724                 if err = inst.runBash(`
 725 /var/lib/arvados/bin/gem install --conservative --no-document arvados-cli
 726 `, stdout, stderr); err != nil {
 727                         return 1
 728                 }
 729
 730                 err = os.WriteFile("/lib/systemd/system/arvados.service", arvadosServiceFile, 0777)
 731                 if err != nil {
 732                         return 1
 733                 }
 734                 if prod {
 735                         // (fpm will do this for us in the pkg case)
 736                         // This is equivalent to "systemd enable", but
 737                         // does not depend on the systemctl program
 738                         // being available:
 739                         symlink := "/etc/systemd/system/multi-user.target.wants/arvados.service"
 740                         err = os.Remove(symlink)
 741                         if err != nil && !errors.Is(err, os.ErrNotExist) {
 742                                 return 1
 743                         }
 744                         err = os.Symlink("/lib/systemd/system/arvados.service", symlink)
 745                         if err != nil {
 746                                 return 1
 747                         }
 748                 }
 749
 750                 // Add symlinks in /usr/bin for user-facing programs
 751                 for _, srcdst := range [][]string{
 752                         // go
 753                         {"bin/arvados-client"},
 754                         {"bin/arvados-client", "arv"},
 755                         {"bin/arvados-server"},
 756                         // sdk/cli
 757                         {"bin/arv", "arv-ruby"},
 758                         {"bin/arv-tag"},
 759                         // sdk/python
 760                         {"lib/python/bin/arv-copy"},
 761                         {"lib/python/bin/arv-federation-migrate"},
 762                         {"lib/python/bin/arv-get"},
 763                         {"lib/python/bin/arv-keepdocker"},
 764                         {"lib/python/bin/arv-ls"},
 765                         {"lib/python/bin/arv-migrate-docker19"},
 766                         {"lib/python/bin/arv-normalize"},
 767                         {"lib/python/bin/arv-put"},
 768                         {"lib/python/bin/arv-ws"},
 769                         // services/fuse
 770                         {"lib/python/bin/arv-mount"},
 771                 } {
 772                         src := "/var/lib/arvados/" + srcdst[0]
 773                         if _, err = os.Stat(src); err != nil {
 774                                 return 1
 775                         }
 776                         dst := srcdst[len(srcdst)-1]
 777                         _, dst = filepath.Split(dst)
 778                         dst = "/usr/bin/" + dst
 779                         err = os.Remove(dst)
 780                         if err != nil && !errors.Is(err, os.ErrNotExist) {
 781                                 return 1
 782                         }
 783                         err = os.Symlink(src, dst)
 784                         if err != nil {
 785                                 return 1
 786                         }
 787                 }
 788         }
 789
 790         return 0
 791 }
 792
 793 type osversion struct {
 794         Debian bool
 795         Ubuntu bool
 796         Centos bool
 797         Major  int
 798 }
 799
 800 func identifyOS() (osversion, error) {
 801         var osv osversion
 802         f, err := os.Open("/etc/os-release")
 803         if err != nil {
 804                 return osv, err
 805         }
 806         defer f.Close()
 807
 808         kv := map[string]string{}
 809         scanner := bufio.NewScanner(f)
 810         for scanner.Scan() {
 811                 line := strings.TrimSpace(scanner.Text())
 812                 if strings.HasPrefix(line, "#") {
 813                         continue
 814                 }
 815                 toks := strings.SplitN(line, "=", 2)
 816                 if len(toks) != 2 {
 817                         return osv, fmt.Errorf("invalid line in /etc/os-release: %q", line)
 818                 }
 819                 k := toks[0]
 820                 v := strings.Trim(toks[1], `"`)
 821                 if v == toks[1] {
 822                         v = strings.Trim(v, `'`)
 823                 }
 824                 kv[k] = v
 825         }
 826         if err = scanner.Err(); err != nil {
 827                 return osv, err
 828         }
 829         switch kv["ID"] {
 830         case "ubuntu":
 831                 osv.Ubuntu = true
 832         case "debian":
 833                 osv.Debian = true
 834         case "centos":
 835                 osv.Centos = true
 836         default:
 837                 return osv, fmt.Errorf("unsupported ID in /etc/os-release: %q", kv["ID"])
 838         }
 839         vstr := kv["VERSION_ID"]
 840         if i := strings.Index(vstr, "."); i > 0 {
 841                 vstr = vstr[:i]
 842         }
 843         osv.Major, err = strconv.Atoi(vstr)
 844         if err != nil {
 845                 return osv, fmt.Errorf("incomprehensible VERSION_ID in /etc/os-release: %q", kv["VERSION_ID"])
 846         }
 847         return osv, nil
 848 }
 849
 850 func waitPostgreSQLReady() error {
 851         for deadline := time.Now().Add(10 * time.Second); ; {
 852                 output, err := exec.Command("pg_isready").CombinedOutput()
 853                 if err == nil {
 854                         return nil
 855                 } else if time.Now().After(deadline) {
 856                         return fmt.Errorf("timed out waiting for pg_isready (%q)", output)
 857                 } else {
 858                         time.Sleep(time.Second)
 859                 }
 860         }
 861 }
 862
 863 func (inst *installCommand) runBash(script string, stdout, stderr io.Writer) error {
 864         cmd := exec.Command("bash", "-")
 865         if inst.EatMyData {
 866                 cmd = exec.Command("eatmydata", "bash", "-")
 867         }
 868         cmd.Stdin = bytes.NewBufferString("set -ex -o pipefail\n" + script)
 869         cmd.Stdout = stdout
 870         cmd.Stderr = stderr
 871         return cmd.Run()
 872 }
 873
 874 func prodpkgs(osv osversion) []string {
 875         pkgs := []string{
 876                 "ca-certificates",
 877                 "curl",
 878                 "fuse",
 879                 "git",
 880                 "gitolite3",
 881                 "graphviz",
 882                 "haveged",
 883                 "libcurl3-gnutls",
 884                 "libxslt1.1",
 885                 "nginx",
 886                 "python3",
 887                 "sudo",
 888         }
 889         if osv.Debian || osv.Ubuntu {
 890                 if osv.Debian && osv.Major == 8 {
 891                         pkgs = append(pkgs, "libgnutls-deb0-28") // sdk/cwl
 892                 } else if osv.Debian && osv.Major >= 10 || osv.Ubuntu && osv.Major >= 16 {
 893                         pkgs = append(pkgs, "python3-distutils") // sdk/cwl
 894                 }
 895                 return append(pkgs,
 896                         "mime-support", // keep-web
 897                 )
 898         } else if osv.Centos {
 899                 return append(pkgs,
 900                         "fuse-libs", // services/fuse
 901                         "mailcap",   // keep-web
 902                 )
 903         } else {
 904                 panic("os version not supported")
 905         }
 906 }
 907
 908 func ProductionDependencies() ([]string, error) {
 909         osv, err := identifyOS()
 910         if err != nil {
 911                 return nil, err
 912         }
 913         return prodpkgs(osv), nil
 914 }