18947: Refactor keep-web as arvados-server command.
[arvados.git] / lib / install / deps.go
index 6902688253c0a1a6ee55aeea5af258fc388dc2ed..62b295a1f1dca79b58d6fe4cab0f98c6b9be8b7f 100644 (file)
@@ -8,12 +8,15 @@ import (
        "bufio"
        "bytes"
        "context"
+       _ "embed"
        "errors"
        "flag"
        "fmt"
        "io"
        "os"
        "os/exec"
+       "os/user"
+       "path/filepath"
        "strconv"
        "strings"
        "syscall"
@@ -24,13 +27,33 @@ import (
        "github.com/lib/pq"
 )
 
-var Command cmd.Handler = installCommand{}
+var Command cmd.Handler = &installCommand{}
 
-const devtestDatabasePassword = "insecure_arvados_test"
+const goversion = "1.17.7"
 
-type installCommand struct{}
+const (
+       rubyversion             = "2.7.5"
+       bundlerversion          = "2.2.19"
+       singularityversion      = "3.7.4"
+       pjsversion              = "1.9.8"
+       geckoversion            = "0.24.0"
+       gradleversion           = "5.3.1"
+       nodejsversion           = "v12.22.11"
+       devtestDatabasePassword = "insecure_arvados_test"
+       workbench2version       = "5e020488f67b5bc919796e0dc8b0b9f3b3ff23b0"
+)
+
+//go:embed arvados.service
+var arvadosServiceFile []byte
 
-func (installCommand) RunCommand(prog string, args []string, stdin io.Reader, stdout, stderr io.Writer) int {
+type installCommand struct {
+       ClusterType    string
+       SourcePath     string
+       PackageVersion string
+       EatMyData      bool
+}
+
+func (inst *installCommand) RunCommand(prog string, args []string, stdin io.Reader, stdout, stderr io.Writer) int {
        logger := ctxlog.New(stderr, "text", "info")
        ctx := ctxlog.Context(context.Background(), logger)
        ctx, cancel := context.WithCancel(ctx)
@@ -46,27 +69,29 @@ func (installCommand) RunCommand(prog string, args []string, stdin io.Reader, st
        flags := flag.NewFlagSet(prog, flag.ContinueOnError)
        flags.SetOutput(stderr)
        versionFlag := flags.Bool("version", false, "Write version information to stdout and exit 0")
-       clusterType := flags.String("type", "production", "cluster `type`: development, test, or production")
-       err = flags.Parse(args)
-       if err == flag.ErrHelp {
-               err = nil
-               return 0
-       } else if err != nil {
-               return 2
+       flags.StringVar(&inst.ClusterType, "type", "production", "cluster `type`: development, test, production, or package")
+       flags.StringVar(&inst.SourcePath, "source", "/arvados", "source tree location (required for -type=package)")
+       flags.StringVar(&inst.PackageVersion, "package-version", "0.0.0", "version string to embed in executable files")
+       flags.BoolVar(&inst.EatMyData, "eatmydata", false, "use eatmydata to speed up install")
+
+       if ok, code := cmd.ParseFlags(flags, prog, args, "", stderr); !ok {
+               return code
        } else if *versionFlag {
                return cmd.Version.RunCommand(prog, args, stdin, stdout, stderr)
        }
 
-       var dev, test, prod bool
-       switch *clusterType {
+       var dev, test, prod, pkg bool
+       switch inst.ClusterType {
        case "development":
                dev = true
        case "test":
                test = true
        case "production":
                prod = true
+       case "package":
+               pkg = true
        default:
-               err = fmt.Errorf("invalid cluster type %q (must be 'development', 'test', or 'production')", *clusterType)
+               err = fmt.Errorf("invalid cluster type %q (must be 'development', 'test', 'production', or 'package')", inst.ClusterType)
                return 2
        }
 
@@ -96,34 +121,44 @@ func (installCommand) RunCommand(prog string, args []string, stdin io.Reader, st
                }
        }
 
-       if dev || test {
-               debs := []string{
+       if inst.EatMyData {
+               cmd := exec.CommandContext(ctx, "apt-get", "install", "--yes", "--no-install-recommends", "eatmydata")
+               cmd.Env = append(os.Environ(), "DEBIAN_FRONTEND=noninteractive")
+               cmd.Stdout = stdout
+               cmd.Stderr = stderr
+               err = cmd.Run()
+               if err != nil {
+                       return 1
+               }
+       }
+
+       pkgs := prodpkgs(osv)
+
+       if pkg {
+               pkgs = append(pkgs,
+                       "dpkg-dev",
+                       "eatmydata", // install it for later steps, even if we're not using it now
+                       "rsync",
+               )
+       }
+
+       if dev || test || pkg {
+               pkgs = append(pkgs,
+                       "automake",
                        "bison",
                        "bsdmainutils",
                        "build-essential",
-                       "ca-certificates",
                        "cadaver",
                        "curl",
                        "cython3",
-                       "daemontools", // lib/boot uses setuidgid to drop privileges when running as root
                        "default-jdk-headless",
                        "default-jre-headless",
-                       "fuse",
                        "gettext",
-                       "git",
-                       "gitolite3",
-                       "graphviz",
-                       "haveged",
-                       "iceweasel",
                        "libattr1-dev",
                        "libcrypt-ssleay-perl",
-                       "libcrypt-ssleay-perl",
-                       "libcurl3-gnutls",
-                       "libcurl4-openssl-dev",
                        "libfuse-dev",
                        "libgnutls28-dev",
                        "libjson-perl",
-                       "libjson-perl",
                        "libpam-dev",
                        "libpcre3-dev",
                        "libpq-dev",
@@ -131,13 +166,12 @@ func (installCommand) RunCommand(prog string, args []string, stdin io.Reader, st
                        "libssl-dev",
                        "libwww-perl",
                        "libxml2-dev",
-                       "libxslt1.1",
+                       "libxslt1-dev",
                        "linkchecker",
                        "lsof",
+                       "make",
                        "net-tools",
-                       "nginx",
                        "pandoc",
-                       "perl-modules",
                        "pkg-config",
                        "postgresql",
                        "postgresql-contrib",
@@ -152,18 +186,34 @@ func (installCommand) RunCommand(prog string, args []string, stdin io.Reader, st
                        "r-cran-roxygen2",
                        "r-cran-xml",
                        "sudo",
+                       "uuid-dev",
                        "wget",
                        "xvfb",
-                       "zlib1g-dev",
+               )
+               if test {
+                       if osv.Debian && osv.Major <= 10 {
+                               pkgs = append(pkgs, "iceweasel")
+                       } else {
+                               pkgs = append(pkgs, "firefox")
+                       }
+               }
+               if dev || test {
+                       pkgs = append(pkgs, "squashfs-tools") // for singularity
                }
                switch {
+               case osv.Debian && osv.Major >= 11:
+                       pkgs = append(pkgs, "libcurl4", "perl-modules-5.32")
                case osv.Debian && osv.Major >= 10:
-                       debs = append(debs, "libcurl4")
+                       pkgs = append(pkgs, "libcurl4", "perl-modules")
                default:
-                       debs = append(debs, "libcurl3")
+                       pkgs = append(pkgs, "libcurl3", "perl-modules")
                }
-               cmd := exec.CommandContext(ctx, "apt-get", "install", "--yes", "--no-install-recommends")
-               cmd.Args = append(cmd.Args, debs...)
+               cmd := exec.CommandContext(ctx, "apt-get")
+               if inst.EatMyData {
+                       cmd = exec.CommandContext(ctx, "eatmydata", "apt-get")
+               }
+               cmd.Args = append(cmd.Args, "install", "--yes", "--no-install-recommends")
+               cmd.Args = append(cmd.Args, pkgs...)
                cmd.Env = append(os.Environ(), "DEBIAN_FRONTEND=noninteractive")
                cmd.Stdout = stdout
                cmd.Stderr = stderr
@@ -174,21 +224,34 @@ func (installCommand) RunCommand(prog string, args []string, stdin io.Reader, st
        }
 
        os.Mkdir("/var/lib/arvados", 0755)
-       rubyversion := "2.5.7"
+       os.Mkdir("/var/lib/arvados/tmp", 0700)
+       if prod || pkg {
+               u, er := user.Lookup("www-data")
+               if er != nil {
+                       err = fmt.Errorf("user.Lookup(%q): %w", "www-data", er)
+                       return 1
+               }
+               uid, _ := strconv.Atoi(u.Uid)
+               gid, _ := strconv.Atoi(u.Gid)
+               os.Mkdir("/var/lib/arvados/wwwtmp", 0700)
+               err = os.Chown("/var/lib/arvados/wwwtmp", uid, gid)
+               if err != nil {
+                       return 1
+               }
+       }
+       rubymajorversion := rubyversion[:strings.LastIndex(rubyversion, ".")]
        if haverubyversion, err := exec.Command("/var/lib/arvados/bin/ruby", "-v").CombinedOutput(); err == nil && bytes.HasPrefix(haverubyversion, []byte("ruby "+rubyversion)) {
                logger.Print("ruby " + rubyversion + " already installed")
        } else {
-               err = runBash(`
-mkdir -p /var/lib/arvados/tmp
-tmp=/var/lib/arvados/tmp/ruby-`+rubyversion+`
-trap "rm -r ${tmp}" ERR
-wget --progress=dot:giga -O- https://cache.ruby-lang.org/pub/ruby/2.5/ruby-`+rubyversion+`.tar.gz | tar -C /var/lib/arvados/tmp -xzf -
-cd ${tmp}
-./configure --disable-install-doc --prefix /var/lib/arvados
-make -j4
+               err = inst.runBash(`
+tmp="$(mktemp -d)"
+trap 'rm -r "${tmp}"' ERR EXIT
+wget --progress=dot:giga -O- https://cache.ruby-lang.org/pub/ruby/`+rubymajorversion+`/ruby-`+rubyversion+`.tar.gz | tar -C "${tmp}" -xzf -
+cd "${tmp}/ruby-`+rubyversion+`"
+./configure --disable-install-static-library --enable-shared --disable-install-doc --prefix /var/lib/arvados
+make -j8
 make install
-/var/lib/arvados/bin/gem install bundler
-rm -r ${tmp}
+/var/lib/arvados/bin/gem install bundler --no-document
 `, stdout, stderr)
                if err != nil {
                        return 1
@@ -196,74 +259,58 @@ rm -r ${tmp}
        }
 
        if !prod {
-               goversion := "1.14"
                if havegoversion, err := exec.Command("/usr/local/bin/go", "version").CombinedOutput(); err == nil && bytes.HasPrefix(havegoversion, []byte("go version go"+goversion+" ")) {
                        logger.Print("go " + goversion + " already installed")
                } else {
-                       err = runBash(`
+                       err = inst.runBash(`
 cd /tmp
+rm -rf /var/lib/arvados/go/
 wget --progress=dot:giga -O- https://storage.googleapis.com/golang/go`+goversion+`.linux-amd64.tar.gz | tar -C /var/lib/arvados -xzf -
-ln -sf /var/lib/arvados/go/bin/* /usr/local/bin/
+ln -sfv /var/lib/arvados/go/bin/* /usr/local/bin/
 `, stdout, stderr)
                        if err != nil {
                                return 1
                        }
                }
+       }
 
-               pjsversion := "1.9.8"
+       if !prod && !pkg {
                if havepjsversion, err := exec.Command("/usr/local/bin/phantomjs", "--version").CombinedOutput(); err == nil && string(havepjsversion) == "1.9.8\n" {
                        logger.Print("phantomjs " + pjsversion + " already installed")
                } else {
-                       err = runBash(`
+                       err = inst.runBash(`
 PJS=phantomjs-`+pjsversion+`-linux-x86_64
-wget --progress=dot:giga -O- https://bitbucket.org/ariya/phantomjs/downloads/$PJS.tar.bz2 | tar -C /var/lib/arvados -xjf -
-ln -sf /var/lib/arvados/$PJS/bin/phantomjs /usr/local/bin/
+wget --progress=dot:giga -O- https://cache.arvados.org/$PJS.tar.bz2 | tar -C /var/lib/arvados -xjf -
+ln -sfv /var/lib/arvados/$PJS/bin/phantomjs /usr/local/bin/
 `, stdout, stderr)
                        if err != nil {
                                return 1
                        }
                }
 
-               geckoversion := "0.24.0"
                if havegeckoversion, err := exec.Command("/usr/local/bin/geckodriver", "--version").CombinedOutput(); err == nil && strings.Contains(string(havegeckoversion), " "+geckoversion+" ") {
                        logger.Print("geckodriver " + geckoversion + " already installed")
                } else {
-                       err = runBash(`
+                       err = inst.runBash(`
 GD=v`+geckoversion+`
 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
-ln -sf /var/lib/arvados/bin/geckodriver /usr/local/bin/
+ln -sfv /var/lib/arvados/bin/geckodriver /usr/local/bin/
 `, stdout, stderr)
                        if err != nil {
                                return 1
                        }
                }
 
-               nodejsversion := "v10.23.1"
-               if havenodejsversion, err := exec.Command("/usr/local/bin/node", "--version").CombinedOutput(); err == nil && string(havenodejsversion) == nodejsversion+"\n" {
-                       logger.Print("nodejs " + nodejsversion + " already installed")
-               } else {
-                       err = runBash(`
-NJS=`+nodejsversion+`
-wget --progress=dot:giga -O- https://nodejs.org/dist/${NJS}/node-${NJS}-linux-x64.tar.xz | sudo tar -C /var/lib/arvados -xJf -
-ln -sf /var/lib/arvados/node-${NJS}-linux-x64/bin/{node,npm} /usr/local/bin/
-`, stdout, stderr)
-                       if err != nil {
-                               return 1
-                       }
-               }
-
-               gradleversion := "5.3.1"
                if havegradleversion, err := exec.Command("/usr/local/bin/gradle", "--version").CombinedOutput(); err == nil && strings.Contains(string(havegradleversion), "Gradle "+gradleversion+"\n") {
                        logger.Print("gradle " + gradleversion + " already installed")
                } else {
-                       err = runBash(`
+                       err = inst.runBash(`
 G=`+gradleversion+`
-mkdir -p /var/lib/arvados/tmp
 zip=/var/lib/arvados/tmp/gradle-${G}-bin.zip
 trap "rm ${zip}" ERR
 wget --progress=dot:giga -O${zip} https://services.gradle.org/distributions/gradle-${G}-bin.zip
 unzip -o -d /var/lib/arvados ${zip}
-ln -sf /var/lib/arvados/gradle-${G}/bin/gradle /usr/local/bin/
+ln -sfv /var/lib/arvados/gradle-${G}/bin/gradle /usr/local/bin/
 rm ${zip}
 `, stdout, stderr)
                        if err != nil {
@@ -271,6 +318,26 @@ rm ${zip}
                        }
                }
 
+               if havesingularityversion, err := exec.Command("/var/lib/arvados/bin/singularity", "--version").CombinedOutput(); err == nil && strings.Contains(string(havesingularityversion), singularityversion) {
+                       logger.Print("singularity " + singularityversion + " already installed")
+               } else if dev || test {
+                       err = inst.runBash(`
+S=`+singularityversion+`
+tmp=/var/lib/arvados/tmp/singularity
+trap "rm -r ${tmp}" ERR EXIT
+cd /var/lib/arvados/tmp
+git clone https://github.com/sylabs/singularity
+cd singularity
+git checkout v${S}
+./mconfig --prefix=/var/lib/arvados
+make -C ./builddir
+make -C ./builddir install
+`, stdout, stderr)
+                       if err != nil {
+                               return 1
+                       }
+               }
+
                // The entry in /etc/locale.gen is "en_US.UTF-8"; once
                // it's installed, locale -a reports it as
                // "en_US.utf8".
@@ -278,7 +345,7 @@ rm ${zip}
                if havelocales, err := exec.Command("locale", "-a").CombinedOutput(); err == nil && bytes.Contains(havelocales, []byte(strings.Replace(wantlocale+"\n", "UTF-", "utf", 1))) {
                        logger.Print("locale " + wantlocale + " already installed")
                } else {
-                       err = runBash(`sed -i 's/^# *\(`+wantlocale+`\)/\1/' /etc/locale.gen && locale-gen`, stdout, stderr)
+                       err = inst.runBash(`sed -i 's/^# *\(`+wantlocale+`\)/\1/' /etc/locale.gen && locale-gen`, stdout, stderr)
                        if err != nil {
                                return 1
                        }
@@ -357,7 +424,7 @@ rm ${zip}
                        // locales. Otherwise, it might need a
                        // restart, so we attempt to restart it with
                        // systemd.
-                       if err = runBash(`sudo systemctl restart postgresql`, stdout, stderr); err != nil {
+                       if err = inst.runBash(`sudo systemctl restart postgresql`, stdout, stderr); err != nil {
                                logger.Warn("`systemctl restart postgresql` failed; hoping postgresql does not need to be restarted")
                        } else if err = waitPostgreSQLReady(); err != nil {
                                return 1
@@ -392,12 +459,213 @@ rm ${zip}
                }
        }
 
+       if !prod {
+               if havenodejsversion, err := exec.Command("/usr/local/bin/node", "--version").CombinedOutput(); err == nil && string(havenodejsversion) == nodejsversion+"\n" {
+                       logger.Print("nodejs " + nodejsversion + " already installed")
+               } else {
+                       err = inst.runBash(`
+NJS=`+nodejsversion+`
+wget --progress=dot:giga -O- https://nodejs.org/dist/${NJS}/node-${NJS}-linux-x64.tar.xz | sudo tar -C /var/lib/arvados -xJf -
+ln -sfv /var/lib/arvados/node-${NJS}-linux-x64/bin/{node,npm} /usr/local/bin/
+`, stdout, stderr)
+                       if err != nil {
+                               return 1
+                       }
+               }
+
+               if haveyarnversion, err := exec.Command("/usr/local/bin/yarn", "--version").CombinedOutput(); err == nil && len(haveyarnversion) > 0 {
+                       logger.Print("yarn " + strings.TrimSpace(string(haveyarnversion)) + " already installed")
+               } else {
+                       err = inst.runBash(`
+npm install -g yarn
+ln -sfv /var/lib/arvados/node-`+nodejsversion+`-linux-x64/bin/{yarn,yarnpkg} /usr/local/bin/
+`, stdout, stderr)
+                       if err != nil {
+                               return 1
+                       }
+               }
+
+               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" {
+                       logger.Print("workbench2 repo is already at " + workbench2version)
+               } else {
+                       err = inst.runBash(`
+V=`+workbench2version+`
+cd /var/lib/arvados
+if [[ ! -e arvados-workbench2 ]]; then
+  git clone https://git.arvados.org/arvados-workbench2.git
+  cd arvados-workbench2
+  git checkout $V
+else
+  cd arvados-workbench2
+  if ! git checkout $V; then
+    git fetch
+    git checkout yarn.lock
+    git checkout $V
+  fi
+fi
+rm -rf build
+`, stdout, stderr)
+                       if err != nil {
+                               return 1
+                       }
+               }
+
+               if err = inst.runBash(`
+cd /var/lib/arvados/arvados-workbench2
+yarn install
+`, stdout, stderr); err != nil {
+                       return 1
+               }
+       }
+
+       if prod || pkg {
+               // Install Go programs to /var/lib/arvados/bin/
+               for _, srcdir := range []string{
+                       "cmd/arvados-client",
+                       "cmd/arvados-server",
+                       "services/crunch-dispatch-local",
+                       "services/crunch-dispatch-slurm",
+                       "services/health",
+                       "services/keep-balance",
+                       "services/keepstore",
+                       "services/ws",
+               } {
+                       fmt.Fprintf(stderr, "building %s...\n", srcdir)
+                       cmd := exec.Command("go", "install", "-ldflags", "-X git.arvados.org/arvados.git/lib/cmd.version="+inst.PackageVersion+" -X main.version="+inst.PackageVersion+" -s -w")
+                       cmd.Env = append(cmd.Env, os.Environ()...)
+                       cmd.Env = append(cmd.Env, "GOBIN=/var/lib/arvados/bin")
+                       cmd.Dir = filepath.Join(inst.SourcePath, srcdir)
+                       cmd.Stdout = stdout
+                       cmd.Stderr = stderr
+                       err = cmd.Run()
+                       if err != nil {
+                               return 1
+                       }
+               }
+
+               // Symlink user-facing Go programs /usr/bin/x ->
+               // /var/lib/arvados/bin/x
+               for _, prog := range []string{"arvados-client", "arvados-server"} {
+                       err = os.Remove("/usr/bin/" + prog)
+                       if err != nil && !errors.Is(err, os.ErrNotExist) {
+                               return 1
+                       }
+                       err = os.Symlink("/var/lib/arvados/bin/"+prog, "/usr/bin/"+prog)
+                       if err != nil {
+                               return 1
+                       }
+               }
+
+               // Copy assets from source tree to /var/lib/arvados/share
+               cmd := exec.Command("install", "-v", "-t", "/var/lib/arvados/share", filepath.Join(inst.SourcePath, "sdk/python/tests/nginx.conf"))
+               cmd.Stdout = stdout
+               cmd.Stderr = stderr
+               err = cmd.Run()
+               if err != nil {
+                       return 1
+               }
+
+               // Install Rails apps to /var/lib/arvados/{railsapi,workbench1}/
+               for dstdir, srcdir := range map[string]string{
+                       "railsapi":   "services/api",
+                       "workbench1": "apps/workbench",
+               } {
+                       fmt.Fprintf(stderr, "building %s...\n", srcdir)
+                       cmd := exec.Command("rsync",
+                               "-a", "--no-owner", "--no-group", "--delete-after", "--delete-excluded",
+                               "--exclude", "/coverage",
+                               "--exclude", "/log",
+                               "--exclude", "/node_modules",
+                               "--exclude", "/tmp",
+                               "--exclude", "/public/assets",
+                               "--exclude", "/vendor",
+                               "--exclude", "/config/environments",
+                               "./", "/var/lib/arvados/"+dstdir+"/")
+                       cmd.Dir = filepath.Join(inst.SourcePath, srcdir)
+                       cmd.Stdout = stdout
+                       cmd.Stderr = stderr
+                       err = cmd.Run()
+                       if err != nil {
+                               return 1
+                       }
+                       for _, cmdline := range [][]string{
+                               {"mkdir", "-p", "log", "public/assets", "tmp", "vendor", ".bundle", "/var/www/.bundle", "/var/www/.gem", "/var/www/.npm", "/var/www/.passenger"},
+                               {"touch", "log/production.log"},
+                               {"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"},
+                               {"sudo", "-u", "www-data", "/var/lib/arvados/bin/gem", "install", "--user", "--conservative", "--no-document", "bundler:" + bundlerversion},
+                               {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "install", "--deployment", "--jobs", "8", "--path", "/var/www/.gem", "--without", "development test diagnostics performance"},
+
+                               {"chown", "www-data:www-data", ".", "public/assets"},
+                               // {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "config", "set", "--local", "system", "true"},
+                               {"sudo", "-u", "www-data", "ARVADOS_CONFIG=none", "RAILS_GROUPS=assets", "RAILS_ENV=production", "/var/lib/arvados/bin/bundle", "exec", "rake", "npm:install"},
+                               {"sudo", "-u", "www-data", "ARVADOS_CONFIG=none", "RAILS_GROUPS=assets", "RAILS_ENV=production", "/var/lib/arvados/bin/bundle", "exec", "rake", "assets:precompile"},
+                               {"chown", "root:root", "."},
+                               {"chown", "-R", "root:root", "public/assets", "vendor"},
+
+                               {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "build-native-support"},
+                               {"sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "install-standalone-runtime"},
+                       } {
+                               if cmdline[len(cmdline)-2] == "rake" && dstdir != "workbench1" {
+                                       continue
+                               }
+                               cmd = exec.Command(cmdline[0], cmdline[1:]...)
+                               cmd.Dir = "/var/lib/arvados/" + dstdir
+                               cmd.Stdout = stdout
+                               cmd.Stderr = stderr
+                               fmt.Fprintf(stderr, "... %s\n", cmd.Args)
+                               err = cmd.Run()
+                               if err != nil {
+                                       return 1
+                               }
+                       }
+                       cmd = exec.Command("sudo", "-u", "www-data", "/var/lib/arvados/bin/bundle", "exec", "passenger-config", "validate-install")
+                       cmd.Dir = "/var/lib/arvados/" + dstdir
+                       cmd.Stdout = stdout
+                       cmd.Stderr = stderr
+                       err = cmd.Run()
+                       if err != nil && !strings.Contains(err.Error(), "exit status 2") {
+                               // Exit code 2 indicates there were warnings (like
+                               // "other passenger installations have been detected",
+                               // which we can't expect to avoid) but no errors.
+                               // Other non-zero exit codes (1, 9) indicate errors.
+                               return 1
+                       }
+               }
+
+               // Install workbench2 app to /var/lib/arvados/workbench2/
+               if err = inst.runBash(`
+cd /var/lib/arvados/arvados-workbench2
+VERSION="`+inst.PackageVersion+`" BUILD_NUMBER=1 GIT_COMMIT="`+workbench2version[:9]+`" yarn build
+rsync -a --delete-after build/ /var/lib/arvados/workbench2/
+`, stdout, stderr); err != nil {
+                       return 1
+               }
+
+               err = os.WriteFile("/lib/systemd/system/arvados.service", arvadosServiceFile, 0777)
+               if err != nil {
+                       return 1
+               }
+               // This is equivalent to "systemd enable", but does
+               // not depend on the systemctl program being
+               // available.
+               symlink := "/etc/systemd/system/multi-user.target.wants/arvados.service"
+               err = os.Remove(symlink)
+               if err != nil && !errors.Is(err, os.ErrNotExist) {
+                       return 1
+               }
+               err = os.Symlink("/lib/systemd/system/arvados.service", symlink)
+               if err != nil {
+                       return 1
+               }
+       }
+
        return 0
 }
 
 type osversion struct {
        Debian bool
        Ubuntu bool
+       Centos bool
        Major  int
 }
 
@@ -435,6 +703,8 @@ func identifyOS() (osversion, error) {
                osv.Ubuntu = true
        case "debian":
                osv.Debian = true
+       case "centos":
+               osv.Centos = true
        default:
                return osv, fmt.Errorf("unsupported ID in /etc/os-release: %q", kv["ID"])
        }
@@ -462,10 +732,64 @@ func waitPostgreSQLReady() error {
        }
 }
 
-func runBash(script string, stdout, stderr io.Writer) error {
+func (inst *installCommand) runBash(script string, stdout, stderr io.Writer) error {
        cmd := exec.Command("bash", "-")
+       if inst.EatMyData {
+               cmd = exec.Command("eatmydata", "bash", "-")
+       }
        cmd.Stdin = bytes.NewBufferString("set -ex -o pipefail\n" + script)
        cmd.Stdout = stdout
        cmd.Stderr = stderr
        return cmd.Run()
 }
+
+func prodpkgs(osv osversion) []string {
+       pkgs := []string{
+               "ca-certificates",
+               "curl",
+               "fuse",
+               "git",
+               "gitolite3",
+               "graphviz",
+               "haveged",
+               "libcurl3-gnutls",
+               "libxslt1.1",
+               "nginx",
+               "python",
+               "sudo",
+       }
+       if osv.Debian || osv.Ubuntu {
+               if osv.Debian && osv.Major == 8 {
+                       pkgs = append(pkgs, "libgnutls-deb0-28") // sdk/cwl
+               } else if osv.Debian && osv.Major >= 10 || osv.Ubuntu && osv.Major >= 16 {
+                       pkgs = append(pkgs, "python3-distutils") // sdk/cwl
+               }
+               return append(pkgs,
+                       "g++",
+                       "libcurl4-openssl-dev", // services/api
+                       "libpq-dev",
+                       "libpython2.7", // services/fuse
+                       "mime-support", // keep-web
+                       "zlib1g-dev",   // services/api
+               )
+       } else if osv.Centos {
+               return append(pkgs,
+                       "fuse-libs", // services/fuse
+                       "gcc",
+                       "gcc-c++",
+                       "libcurl-devel",    // services/api
+                       "mailcap",          // keep-web
+                       "postgresql-devel", // services/api
+               )
+       } else {
+               panic("os version not supported")
+       }
+}
+
+func ProductionDependencies() ([]string, error) {
+       osv, err := identifyOS()
+       if err != nil {
+               return nil, err
+       }
+       return prodpkgs(osv), nil
+}