lib/install/deps.go

   1 // Copyright (C) The Arvados Authors. All rights reserved.
   2 //
   3 // SPDX-License-Identifier: AGPL-3.0
   4
   5 package install
   6
   7 import (
   8         "bufio"
   9         "bytes"
  10         "context"
  11         "errors"
  12         "flag"
  13         "fmt"
  14         "io"
  15         "os"
  16         "os/exec"
  17         "os/user"
  18         "path/filepath"
  19         "strconv"
  20         "strings"
  21         "syscall"
  22         "time"
  23
  24         "git.arvados.org/arvados.git/lib/cmd"
  25         "git.arvados.org/arvados.git/sdk/go/ctxlog"
  26         "github.com/lib/pq"
  27 )
  28
  29 var Command cmd.Handler = &installCommand{}
  30
  31 const goversion = "1.17.7"
  32
  33 const (
  34         devtestDatabasePassword = "insecure_arvados_test"
  35         workbench2version       = "cfa81dfc3041cb459c8a0918a2732dfcf3a11d40"
  36 )
  37
  38 type installCommand struct {
  39         ClusterType    string
  40         SourcePath     string
  41         PackageVersion string
  42         EatMyData      bool
  43 }
  44
  45 func (inst *installCommand) RunCommand(prog string, args []string, stdin io.Reader, stdout, stderr io.Writer) int {
  46         logger := ctxlog.New(stderr, "text", "info")
  47         ctx := ctxlog.Context(context.Background(), logger)
  48         ctx, cancel := context.WithCancel(ctx)
  49         defer cancel()
  50
  51         var err error
  52         defer func() {
  53                 if err != nil {
  54                         logger.WithError(err).Info("exiting")
  55                 }
  56         }()
  57
  58         flags := flag.NewFlagSet(prog, flag.ContinueOnError)
  59         flags.SetOutput(stderr)
  60         versionFlag := flags.Bool("version", false, "Write version information to stdout and exit 0")
  61         flags.StringVar(&inst.ClusterType, "type", "production", "cluster `type`: development, test, production, or package")
  62         flags.StringVar(&inst.SourcePath, "source", "/arvados", "source tree location (required for -type=package)")
  63         flags.StringVar(&inst.PackageVersion, "package-version", "0.0.0", "version string to embed in executable files")
  64         flags.BoolVar(&inst.EatMyData, "eatmydata", false, "use eatmydata to speed up install")
  65
  66         if ok, code := cmd.ParseFlags(flags, prog, args, "", stderr); !ok {
  67                 return code
  68         } else if *versionFlag {
  69                 return cmd.Version.RunCommand(prog, args, stdin, stdout, stderr)
  70         }
  71
  72         var dev, test, prod, pkg bool
  73         switch inst.ClusterType {
  74         case "development":
  75                 dev = true
  76         case "test":
  77                 test = true
  78         case "production":
  79                 prod = true
  80         case "package":
  81                 pkg = true
  82         default:
  83                 err = fmt.Errorf("invalid cluster type %q (must be 'development', 'test', 'production', or 'package')", inst.ClusterType)
  84                 return 2
  85         }
  86
  87         if prod {
  88                 err = errors.New("production install is not yet implemented")
  89                 return 1
  90         }
  91
  92         osv, err := identifyOS()
  93         if err != nil {
  94                 return 1
  95         }
  96
  97         listdir, err := os.Open("/var/lib/apt/lists")
  98         if err != nil {
  99                 logger.Warnf("error while checking whether to run apt-get update: %s", err)
 100         } else if names, _ := listdir.Readdirnames(1); len(names) == 0 {
 101                 // Special case for a base docker image where the
 102                 // package cache has been deleted and all "apt-get
 103                 // install" commands will fail unless we fetch repos.
 104                 cmd := exec.CommandContext(ctx, "apt-get", "update")
 105                 cmd.Stdout = stdout
 106                 cmd.Stderr = stderr
 107                 err = cmd.Run()
 108                 if err != nil {
 109                         return 1
 110                 }
 111         }
 112
 113         if inst.EatMyData {
 114                 cmd := exec.CommandContext(ctx, "apt-get", "install", "--yes", "--no-install-recommends", "eatmydata")
 115                 cmd.Env = append(os.Environ(), "DEBIAN_FRONTEND=noninteractive")
 116                 cmd.Stdout = stdout
 117                 cmd.Stderr = stderr
 118                 err = cmd.Run()
 119                 if err != nil {
 120                         return 1
 121                 }
 122         }
 123
 124         pkgs := prodpkgs(osv)
 125
 126         if pkg {
 127                 pkgs = append(pkgs,
 128                         "dpkg-dev",
 129                         "eatmydata", // install it for later steps, even if we're not using it now
 130                         "rsync",
 131                 )
 132         }
 133
 134         if dev || test || pkg {
 135                 pkgs = append(pkgs,
 136                         "automake",
 137                         "bison",
 138                         "bsdmainutils",
 139                         "build-essential",
 140                         "cadaver",
 141                         "curl",
 142                         "cython3",
 143                         "default-jdk-headless",
 144                         "default-jre-headless",
 145                         "gettext",
 146                         "iceweasel",
 147                         "libattr1-dev",
 148                         "libcrypt-ssleay-perl",
 149                         "libfuse-dev",
 150                         "libgnutls28-dev",
 151                         "libjson-perl",
 152                         "libpam-dev",
 153                         "libpcre3-dev",
 154                         "libpq-dev",
 155                         "libreadline-dev",
 156                         "libssl-dev",
 157                         "libwww-perl",
 158                         "libxml2-dev",
 159                         "libxslt1-dev",
 160                         "linkchecker",
 161                         "lsof",
 162                         "make",
 163                         "net-tools",
 164                         "pandoc",
 165                         "perl-modules",
 166                         "pkg-config",
 167                         "postgresql",
 168                         "postgresql-contrib",
 169                         "python3-dev",
 170                         "python3-venv",
 171                         "python3-virtualenv",
 172                         "r-base",
 173                         "r-cran-testthat",
 174                         "r-cran-devtools",
 175                         "r-cran-knitr",
 176                         "r-cran-markdown",
 177                         "r-cran-roxygen2",
 178                         "r-cran-xml",
 179                         "sudo",
 180                         "uuid-dev",
 181                         "wget",
 182                         "xvfb",
 183                 )
 184                 if dev || test {
 185                         pkgs = append(pkgs,
 186                                 "squashfs-tools", // for singularity
 187                         )
 188                 }
 189                 switch {
 190                 case osv.Debian && osv.Major >= 10:
 191                         pkgs = append(pkgs, "libcurl4")
 192                 default:
 193                         pkgs = append(pkgs, "libcurl3")
 194                 }
 195                 cmd := exec.CommandContext(ctx, "apt-get")
 196                 if inst.EatMyData {
 197                         cmd = exec.CommandContext(ctx, "eatmydata", "apt-get")
 198                 }
 199                 cmd.Args = append(cmd.Args, "install", "--yes", "--no-install-recommends")
 200                 cmd.Args = append(cmd.Args, pkgs...)
 201                 cmd.Env = append(os.Environ(), "DEBIAN_FRONTEND=noninteractive")
 202                 cmd.Stdout = stdout
 203                 cmd.Stderr = stderr
 204                 err = cmd.Run()
 205                 if err != nil {
 206                         return 1
 207                 }
 208         }
 209
 210         os.Mkdir("/var/lib/arvados", 0755)
 211         os.Mkdir("/var/lib/arvados/tmp", 0700)
 212         if prod || pkg {
 213                 os.Mkdir("/var/lib/arvados/wwwtmp", 0700)
 214                 u, er := user.Lookup("www-data")
 215                 if er != nil {
 216                         err = fmt.Errorf("user.Lookup(%q): %w", "www-data", er)
 217                         return 1
 218                 }
 219                 uid, _ := strconv.Atoi(u.Uid)
 220                 gid, _ := strconv.Atoi(u.Gid)
 221                 err = os.Chown("/var/lib/arvados/wwwtmp", uid, gid)
 222                 if err != nil {
 223                         return 1
 224                 }
 225         }
 226         rubyversion := "2.7.2"
 227         rubymajorversion := rubyversion[:strings.LastIndex(rubyversion, ".")]
 228         if haverubyversion, err := exec.Command("/var/lib/arvados/bin/ruby", "-v").CombinedOutput(); err == nil && bytes.HasPrefix(haverubyversion, []byte("ruby "+rubyversion)) {
 229                 logger.Print("ruby " + rubyversion + " already installed")
 230         } else {
 231                 err = inst.runBash(`
 232 tmp="$(mktemp -d)"
 233 trap 'rm -r "${tmp}"' ERR EXIT
 234 wget --progress=dot:giga -O- https://cache.ruby-lang.org/pub/ruby/`+rubymajorversion+`/ruby-`+rubyversion+`.tar.gz | tar -C "${tmp}" -xzf -
 235 cd "${tmp}/ruby-`+rubyversion+`"
 236 ./configure --disable-install-static-library --enable-shared --disable-install-doc --prefix /var/lib/arvados
 237 make -j8
 238 make install
 239 /var/lib/arvados/bin/gem install bundler --no-document
 240 `, stdout, stderr)
 241                 if err != nil {
 242                         return 1
 243                 }
 244         }
 245
 246         if !prod {
 247                 if havegoversion, err := exec.Command("/usr/local/bin/go", "version").CombinedOutput(); err == nil && bytes.HasPrefix(havegoversion, []byte("go version go"+goversion+" ")) {
 248                         logger.Print("go " + goversion + " already installed")
 249                 } else {
 250                         err = inst.runBash(`
 251 cd /tmp
 252 rm -rf /var/lib/arvados/go/
 253 wget --progress=dot:giga -O- https://storage.googleapis.com/golang/go`+goversion+`.linux-amd64.tar.gz | tar -C /var/lib/arvados -xzf -
 254 ln -sfv /var/lib/arvados/go/bin/* /usr/local/bin/
 255 `, stdout, stderr)
 256                         if err != nil {
 257                                 return 1
 258                         }
 259                 }
 260         }
 261
 262         if !prod && !pkg {
 263                 pjsversion := "1.9.8"
 264                 if havepjsversion, err := exec.Command("/usr/local/bin/phantomjs", "--version").CombinedOutput(); err == nil && string(havepjsversion) == "1.9.8\n" {
 265                         logger.Print("phantomjs " + pjsversion + " already installed")
 266                 } else {
 267                         err = inst.runBash(`
 268 PJS=phantomjs-`+pjsversion+`-linux-x86_64
 269 wget --progress=dot:giga -O- https://cache.arvados.org/$PJS.tar.bz2 | tar -C /var/lib/arvados -xjf -
 270 ln -sfv /var/lib/arvados/$PJS/bin/phantomjs /usr/local/bin/
 271 `, stdout, stderr)
 272                         if err != nil {
 273                                 return 1
 274                         }
 275                 }
 276
 277                 geckoversion := "0.24.0"
 278                 if havegeckoversion, err := exec.Command("/usr/local/bin/geckodriver", "--version").CombinedOutput(); err == nil && strings.Contains(string(havegeckoversion), " "+geckoversion+" ") {
 279                         logger.Print("geckodriver " + geckoversion + " already installed")
 280                 } else {
 281                         err = inst.runBash(`
 282 GD=v`+geckoversion+`
 283 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
 284 ln -sfv /var/lib/arvados/bin/geckodriver /usr/local/bin/
 285 `, stdout, stderr)
 286                         if err != nil {
 287                                 return 1
 288                         }
 289                 }
 290
 291                 gradleversion := "5.3.1"
 292                 if havegradleversion, err := exec.Command("/usr/local/bin/gradle", "--version").CombinedOutput(); err == nil && strings.Contains(string(havegradleversion), "Gradle "+gradleversion+"\n") {
 293                         logger.Print("gradle " + gradleversion + " already installed")
 294                 } else {
 295                         err = inst.runBash(`
 296 G=`+gradleversion+`
 297 zip=/var/lib/arvados/tmp/gradle-${G}-bin.zip
 298 trap "rm ${zip}" ERR
 299 wget --progress=dot:giga -O${zip} https://services.gradle.org/distributions/gradle-${G}-bin.zip
 300 unzip -o -d /var/lib/arvados ${zip}
 301 ln -sfv /var/lib/arvados/gradle-${G}/bin/gradle /usr/local/bin/
 302 rm ${zip}
 303 `, stdout, stderr)
 304                         if err != nil {
 305                                 return 1
 306                         }
 307                 }
 308
 309                 singularityversion := "3.7.4"
 310                 if havesingularityversion, err := exec.Command("/var/lib/arvados/bin/singularity", "--version").CombinedOutput(); err == nil && strings.Contains(string(havesingularityversion), singularityversion) {
 311                         logger.Print("singularity " + singularityversion + " already installed")
 312                 } else if dev || test {
 313                         err = inst.runBash(`
 314 S=`+singularityversion+`
 315 tmp=/var/lib/arvados/tmp/singularity
 316 trap "rm -r ${tmp}" ERR EXIT
 317 cd /var/lib/arvados/tmp
 318 git clone https://github.com/sylabs/singularity
 319 cd singularity
 320 git checkout v${S}
 321 ./mconfig --prefix=/var/lib/arvados
 322 make -C ./builddir
 323 make -C ./builddir install
 324 `, stdout, stderr)
 325                         if err != nil {
 326                                 return 1
 327                         }
 328                 }
 329
 330                 // The entry in /etc/locale.gen is "en_US.UTF-8"; once
 331                 // it's installed, locale -a reports it as
 332                 // "en_US.utf8".
 333                 wantlocale := "en_US.UTF-8"
 334                 if havelocales, err := exec.Command("locale", "-a").CombinedOutput(); err == nil && bytes.Contains(havelocales, []byte(strings.Replace(wantlocale+"\n", "UTF-", "utf", 1))) {
 335                         logger.Print("locale " + wantlocale + " already installed")
 336                 } else {
 337                         err = inst.runBash(`sed -i 's/^# *\(`+wantlocale+`\)/\1/' /etc/locale.gen && locale-gen`, stdout, stderr)
 338                         if err != nil {
 339                                 return 1
 340                         }
 341                 }
 342
 343                 var pgc struct {
 344                         Version       string
 345                         Cluster       string
 346                         Port          int
 347                         Status        string
 348                         Owner         string
 349                         DataDirectory string
 350                         LogFile       string
 351                 }
 352                 if pgLsclusters, err2 := exec.Command("pg_lsclusters", "--no-header").CombinedOutput(); err2 != nil {
 353                         err = fmt.Errorf("pg_lsclusters: %s", err2)
 354                         return 1
 355                 } else if pgclusters := strings.Split(strings.TrimSpace(string(pgLsclusters)), "\n"); len(pgclusters) != 1 {
 356                         logger.Warnf("pg_lsclusters returned %d postgresql clusters -- skipping postgresql initdb/startup, hope that's ok", len(pgclusters))
 357                 } 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 {
 358                         err = fmt.Errorf("error parsing pg_lsclusters output: %s", err)
 359                         return 1
 360                 } else if pgc.Status == "online" {
 361                         logger.Infof("postgresql cluster %s-%s is online", pgc.Version, pgc.Cluster)
 362                 } else {
 363                         logger.Infof("postgresql cluster %s-%s is %s; trying to start", pgc.Version, pgc.Cluster, pgc.Status)
 364                         cmd := exec.Command("pg_ctlcluster", "--foreground", pgc.Version, pgc.Cluster, "start")
 365                         cmd.Stdout = stdout
 366                         cmd.Stderr = stderr
 367                         err = cmd.Start()
 368                         if err != nil {
 369                                 return 1
 370                         }
 371                         defer func() {
 372                                 cmd.Process.Signal(syscall.SIGTERM)
 373                                 logger.Info("sent SIGTERM; waiting for postgres to shut down")
 374                                 cmd.Wait()
 375                         }()
 376                         err = waitPostgreSQLReady()
 377                         if err != nil {
 378                                 return 1
 379                         }
 380                 }
 381
 382                 if os.Getpid() == 1 {
 383                         // We are the init process (presumably in a
 384                         // docker container) so although postgresql is
 385                         // installed, it's not running, and initdb
 386                         // might never have been run.
 387                 }
 388
 389                 var needcoll []string
 390                 // If the en_US.UTF-8 locale wasn't installed when
 391                 // postgresql initdb ran, it needs to be added
 392                 // explicitly before we can use it in our test suite.
 393                 for _, collname := range []string{"en_US", "en_US.UTF-8"} {
 394                         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')")
 395                         cmd.Dir = "/"
 396                         out, err2 := cmd.CombinedOutput()
 397                         if err != nil {
 398                                 err = fmt.Errorf("error while checking postgresql collations: %s", err2)
 399                                 return 1
 400                         }
 401                         if strings.Contains(string(out), "1") {
 402                                 logger.Infof("postgresql supports collation %s", collname)
 403                         } else {
 404                                 needcoll = append(needcoll, collname)
 405                         }
 406                 }
 407                 if len(needcoll) > 0 && os.Getpid() != 1 {
 408                         // In order for the CREATE COLLATION statement
 409                         // below to work, the locale must have existed
 410                         // when PostgreSQL started up. If we're
 411                         // running as init, we must have started
 412                         // PostgreSQL ourselves after installing the
 413                         // locales. Otherwise, it might need a
 414                         // restart, so we attempt to restart it with
 415                         // systemd.
 416                         if err = inst.runBash(`sudo systemctl restart postgresql`, stdout, stderr); err != nil {
 417                                 logger.Warn("`systemctl restart postgresql` failed; hoping postgresql does not need to be restarted")
 418                         } else if err = waitPostgreSQLReady(); err != nil {
 419                                 return 1
 420                         }
 421                 }
 422                 for _, collname := range needcoll {
 423                         cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "CREATE COLLATION \""+collname+"\" (LOCALE = \"en_US.UTF-8\")")
 424                         cmd.Stdout = stdout
 425                         cmd.Stderr = stderr
 426                         cmd.Dir = "/"
 427                         err = cmd.Run()
 428                         if err != nil {
 429                                 err = fmt.Errorf("error adding postgresql collation %s: %s", collname, err)
 430                                 return 1
 431                         }
 432                 }
 433
 434                 withstuff := "WITH LOGIN SUPERUSER ENCRYPTED PASSWORD " + pq.QuoteLiteral(devtestDatabasePassword)
 435                 cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "ALTER ROLE arvados "+withstuff)
 436                 cmd.Dir = "/"
 437                 if err := cmd.Run(); err == nil {
 438                         logger.Print("arvados role exists; superuser privileges added, password updated")
 439                 } else {
 440                         cmd := exec.Command("sudo", "-u", "postgres", "psql", "-c", "CREATE ROLE arvados "+withstuff)
 441                         cmd.Dir = "/"
 442                         cmd.Stdout = stdout
 443                         cmd.Stderr = stderr
 444                         err = cmd.Run()
 445                         if err != nil {
 446                                 return 1
 447                         }
 448                 }
 449         }
 450
 451         if !prod {
 452                 nodejsversion := "v12.22.2"
 453                 if havenodejsversion, err := exec.Command("/usr/local/bin/node", "--version").CombinedOutput(); err == nil && string(havenodejsversion) == nodejsversion+"\n" {
 454                         logger.Print("nodejs " + nodejsversion + " already installed")
 455                 } else {
 456                         err = inst.runBash(`
 457 NJS=`+nodejsversion+`
 458 wget --progress=dot:giga -O- https://nodejs.org/dist/${NJS}/node-${NJS}-linux-x64.tar.xz | sudo tar -C /var/lib/arvados -xJf -
 459 ln -sfv /var/lib/arvados/node-${NJS}-linux-x64/bin/{node,npm} /usr/local/bin/
 460 `, stdout, stderr)
 461                         if err != nil {
 462                                 return 1
 463                         }
 464                 }
 465
 466                 if haveyarnversion, err := exec.Command("/usr/local/bin/yarn", "--version").CombinedOutput(); err == nil && len(haveyarnversion) > 0 {
 467                         logger.Print("yarn " + strings.TrimSpace(string(haveyarnversion)) + " already installed")
 468                 } else {
 469                         err = inst.runBash(`
 470 npm install -g yarn
 471 ln -sfv /var/lib/arvados/node-`+nodejsversion+`-linux-x64/bin/{yarn,yarnpkg} /usr/local/bin/
 472 `, stdout, stderr)
 473                         if err != nil {
 474                                 return 1
 475                         }
 476                 }
 477
 478                 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" {
 479                         logger.Print("workbench2 repo is already at " + workbench2version)
 480                 } else {
 481                         err = inst.runBash(`
 482 V=`+workbench2version+`
 483 cd /var/lib/arvados
 484 if [[ ! -e arvados-workbench2 ]]; then
 485   git clone https://git.arvados.org/arvados-workbench2.git
 486   cd arvados-workbench2
 487   git checkout $V
 488 else
 489   cd arvados-workbench2
 490   if ! git checkout $V; then
 491     git fetch
 492     git checkout $V
 493   fi
 494 fi
 495 rm -rf build
 496 `, stdout, stderr)
 497                         if err != nil {
 498                                 return 1
 499                         }
 500                 }
 501
 502                 if err = inst.runBash(`
 503 cd /var/lib/arvados/arvados-workbench2
 504 yarn install --non-interactive
 505 `, stdout, stderr); err != nil {
 506                         return 1
 507                 }
 508         }
 509
 510         if prod || pkg {
 511                 // Install workbench2 app to /var/lib/arvados/workbench2/
 512                 if err = inst.runBash(`
 513 cd /var/lib/arvados/arvados-workbench2
 514 yarn build
 515 rsync -a --delete-after build/ /var/lib/arvados/workbench2/
 516 `, stdout, stderr); err != nil {
 517                         return 1
 518                 }
 519
 520                 // Install Rails apps to /var/lib/arvados/{railsapi,workbench1}/
 521                 for dstdir, srcdir := range map[string]string{
 522                         "railsapi":   "services/api",
 523                         "workbench1": "apps/workbench",
 524                 } {
 525                         fmt.Fprintf(stderr, "building %s...\n", srcdir)
 526                         cmd := exec.Command("rsync",
 527                                 "-a", "--no-owner", "--no-group", "--delete-after", "--delete-excluded",
 528                                 "--exclude", "/coverage",
 529                                 "--exclude", "/log",
 530                                 "--exclude", "/tmp",
 531                                 "--exclude", "/vendor",
 532                                 "--exclude", "/config/environments",
 533                                 "./", "/var/lib/arvados/"+dstdir+"/")
 534                         cmd.Dir = filepath.Join(inst.SourcePath, srcdir)
 535                         cmd.Stdout = stdout
 536                         cmd.Stderr = stderr
 537                         err = cmd.Run()
 538                         if err != nil {
 539                                 return 1
 540                         }
 541                         for _, cmdline := range [][]string{
 542                                 {"mkdir", "-p", "log", "tmp", ".bundle", "/var/www/.gem", "/var/www/.bundle", "/var/www/.passenger"},
 543                                 {"touch", "log/production.log"},
 544                                 {"chown", "-R", "--from=root", "www-data:www-data", "/var/www/.gem", "/var/www/.bundle", "/var/www/.passenger", "log", "tmp", ".bundle", "Gemfile.lock", "config.ru", "config/environment.rb"},
 545                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/gem", "install", "--user", "--conservative", "--no-document", "bundler:2.2.19"},
 546                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "install", "--deployment", "--jobs", "8", "--path", "/var/www/.gem"},
 547                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "build-native-support"},
 548                                 {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "install-standalone-runtime"},
 549                         } {
 550                                 cmd = exec.Command(cmdline[0], cmdline[1:]...)
 551                                 cmd.Dir = "/var/lib/arvados/" + dstdir
 552                                 cmd.Stdout = stdout
 553                                 cmd.Stderr = stderr
 554                                 fmt.Fprintf(stderr, "... %s\n", cmd.Args)
 555                                 err = cmd.Run()
 556                                 if err != nil {
 557                                         return 1
 558                                 }
 559                         }
 560                         cmd = exec.Command("sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "validate-install")
 561                         cmd.Dir = "/var/lib/arvados/" + dstdir
 562                         cmd.Stdout = stdout
 563                         cmd.Stderr = stderr
 564                         err = cmd.Run()
 565                         if err != nil && !strings.Contains(err.Error(), "exit status 2") {
 566                                 // Exit code 2 indicates there were warnings (like
 567                                 // "other passenger installations have been detected",
 568                                 // which we can't expect to avoid) but no errors.
 569                                 // Other non-zero exit codes (1, 9) indicate errors.
 570                                 return 1
 571                         }
 572                 }
 573
 574                 // Install Go programs to /var/lib/arvados/bin/
 575                 for _, srcdir := range []string{
 576                         "cmd/arvados-client",
 577                         "cmd/arvados-server",
 578                         "services/arv-git-httpd",
 579                         "services/crunch-dispatch-local",
 580                         "services/crunch-dispatch-slurm",
 581                         "services/health",
 582                         "services/keep-balance",
 583                         "services/keep-web",
 584                         "services/keepproxy",
 585                         "services/keepstore",
 586                         "services/ws",
 587                 } {
 588                         fmt.Fprintf(stderr, "building %s...\n", srcdir)
 589                         cmd := exec.Command("go", "install", "-ldflags", "-X git.arvados.org/arvados.git/lib/cmd.version="+inst.PackageVersion+" -X main.version="+inst.PackageVersion)
 590                         cmd.Env = append(cmd.Env, os.Environ()...)
 591                         cmd.Env = append(cmd.Env, "GOBIN=/var/lib/arvados/bin")
 592                         cmd.Dir = filepath.Join(inst.SourcePath, srcdir)
 593                         cmd.Stdout = stdout
 594                         cmd.Stderr = stderr
 595                         err = cmd.Run()
 596                         if err != nil {
 597                                 return 1
 598                         }
 599                 }
 600
 601                 // Copy assets from source tree to /var/lib/arvados/share
 602                 cmd := exec.Command("install", "-v", "-t", "/var/lib/arvados/share", filepath.Join(inst.SourcePath, "sdk/python/tests/nginx.conf"))
 603                 cmd.Stdout = stdout
 604                 cmd.Stderr = stderr
 605                 err = cmd.Run()
 606                 if err != nil {
 607                         return 1
 608                 }
 609         }
 610
 611         return 0
 612 }
 613
 614 type osversion struct {
 615         Debian bool
 616         Ubuntu bool
 617         Centos bool
 618         Major  int
 619 }
 620
 621 func identifyOS() (osversion, error) {
 622         var osv osversion
 623         f, err := os.Open("/etc/os-release")
 624         if err != nil {
 625                 return osv, err
 626         }
 627         defer f.Close()
 628
 629         kv := map[string]string{}
 630         scanner := bufio.NewScanner(f)
 631         for scanner.Scan() {
 632                 line := strings.TrimSpace(scanner.Text())
 633                 if strings.HasPrefix(line, "#") {
 634                         continue
 635                 }
 636                 toks := strings.SplitN(line, "=", 2)
 637                 if len(toks) != 2 {
 638                         return osv, fmt.Errorf("invalid line in /etc/os-release: %q", line)
 639                 }
 640                 k := toks[0]
 641                 v := strings.Trim(toks[1], `"`)
 642                 if v == toks[1] {
 643                         v = strings.Trim(v, `'`)
 644                 }
 645                 kv[k] = v
 646         }
 647         if err = scanner.Err(); err != nil {
 648                 return osv, err
 649         }
 650         switch kv["ID"] {
 651         case "ubuntu":
 652                 osv.Ubuntu = true
 653         case "debian":
 654                 osv.Debian = true
 655         case "centos":
 656                 osv.Centos = true
 657         default:
 658                 return osv, fmt.Errorf("unsupported ID in /etc/os-release: %q", kv["ID"])
 659         }
 660         vstr := kv["VERSION_ID"]
 661         if i := strings.Index(vstr, "."); i > 0 {
 662                 vstr = vstr[:i]
 663         }
 664         osv.Major, err = strconv.Atoi(vstr)
 665         if err != nil {
 666                 return osv, fmt.Errorf("incomprehensible VERSION_ID in /etc/os-release: %q", kv["VERSION_ID"])
 667         }
 668         return osv, nil
 669 }
 670
 671 func waitPostgreSQLReady() error {
 672         for deadline := time.Now().Add(10 * time.Second); ; {
 673                 output, err := exec.Command("pg_isready").CombinedOutput()
 674                 if err == nil {
 675                         return nil
 676                 } else if time.Now().After(deadline) {
 677                         return fmt.Errorf("timed out waiting for pg_isready (%q)", output)
 678                 } else {
 679                         time.Sleep(time.Second)
 680                 }
 681         }
 682 }
 683
 684 func (inst *installCommand) runBash(script string, stdout, stderr io.Writer) error {
 685         cmd := exec.Command("bash", "-")
 686         if inst.EatMyData {
 687                 cmd = exec.Command("eatmydata", "bash", "-")
 688         }
 689         cmd.Stdin = bytes.NewBufferString("set -ex -o pipefail\n" + script)
 690         cmd.Stdout = stdout
 691         cmd.Stderr = stderr
 692         return cmd.Run()
 693 }
 694
 695 func prodpkgs(osv osversion) []string {
 696         pkgs := []string{
 697                 "ca-certificates",
 698                 "curl",
 699                 "fuse",
 700                 "git",
 701                 "gitolite3",
 702                 "graphviz",
 703                 "haveged",
 704                 "libcurl3-gnutls",
 705                 "libxslt1.1",
 706                 "nginx",
 707                 "python",
 708                 "sudo",
 709         }
 710         if osv.Debian || osv.Ubuntu {
 711                 if osv.Debian && osv.Major == 8 {
 712                         pkgs = append(pkgs, "libgnutls-deb0-28") // sdk/cwl
 713                 } else if osv.Debian && osv.Major >= 10 || osv.Ubuntu && osv.Major >= 16 {
 714                         pkgs = append(pkgs, "python3-distutils") // sdk/cwl
 715                 }
 716                 return append(pkgs,
 717                         "g++",
 718                         "libcurl4-openssl-dev", // services/api
 719                         "libpq-dev",
 720                         "libpython2.7", // services/fuse
 721                         "mime-support", // keep-web
 722                         "zlib1g-dev",   // services/api
 723                 )
 724         } else if osv.Centos {
 725                 return append(pkgs,
 726                         "fuse-libs", // services/fuse
 727                         "gcc",
 728                         "gcc-c++",
 729                         "libcurl-devel",    // services/api
 730                         "mailcap",          // keep-web
 731                         "postgresql-devel", // services/api
 732                 )
 733         } else {
 734                 panic("os version not supported")
 735         }
 736 }
 737
 738 func ProductionDependencies() ([]string, error) {
 739         osv, err := identifyOS()
 740         if err != nil {
 741                 return nil, err
 742         }
 743         return prodpkgs(osv), nil
 744 }