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         "flag"
  12         "fmt"
  13         "io"
  14         "os"
  15         "os/exec"
  16         "strconv"
  17         "strings"
  18
  19         "git.arvados.org/arvados.git/lib/cmd"
  20         "git.arvados.org/arvados.git/sdk/go/ctxlog"
  21 )
  22
  23 var Command cmd.Handler = installCommand{}
  24
  25 type installCommand struct{}
  26
  27 func (installCommand) RunCommand(prog string, args []string, stdin io.Reader, stdout, stderr io.Writer) int {
  28         logger := ctxlog.New(stderr, "text", "info")
  29         ctx := ctxlog.Context(context.Background(), logger)
  30         ctx, cancel := context.WithCancel(ctx)
  31         defer cancel()
  32
  33         var err error
  34         defer func() {
  35                 if err != nil {
  36                         logger.WithError(err).Info("exiting")
  37                 }
  38         }()
  39
  40         flags := flag.NewFlagSet(prog, flag.ContinueOnError)
  41         flags.SetOutput(stderr)
  42         versionFlag := flags.Bool("version", false, "Write version information to stdout and exit 0")
  43         clusterType := flags.String("type", "production", "cluster `type`: development, test, or production")
  44         err = flags.Parse(args)
  45         if err == flag.ErrHelp {
  46                 err = nil
  47                 return 0
  48         } else if err != nil {
  49                 return 2
  50         } else if *versionFlag {
  51                 return cmd.Version.RunCommand(prog, args, stdin, stdout, stderr)
  52         }
  53
  54         var dev, test, prod bool
  55         switch *clusterType {
  56         case "development":
  57                 dev = true
  58         case "test":
  59                 test = true
  60         case "production":
  61                 prod = true
  62         default:
  63                 err = fmt.Errorf("cluster type must be 'development', 'test', or 'production'")
  64                 return 2
  65         }
  66
  67         osv, err := identifyOS()
  68         if err != nil {
  69                 return 1
  70         }
  71
  72         listdir, err := os.Open("/var/lib/apt/lists")
  73         if err != nil {
  74                 logger.Warnf("error while checking whether to run apt-get update: %s", err)
  75         } else if names, _ := listdir.Readdirnames(1); len(names) == 0 {
  76                 // Special case for a base docker image where the
  77                 // package cache has been deleted and all "apt-get
  78                 // install" commands will fail unless we fetch repos.
  79                 cmd := exec.CommandContext(ctx, "apt-get", "update")
  80                 cmd.Stdout = stdout
  81                 cmd.Stderr = stderr
  82                 err = cmd.Run()
  83                 if err != nil {
  84                         return 1
  85                 }
  86         }
  87
  88         if dev || test {
  89                 debs := []string{
  90                         "bison",
  91                         "bsdmainutils",
  92                         "build-essential",
  93                         "cadaver",
  94                         "curl",
  95                         "cython",
  96                         "fuse",
  97                         "gettext",
  98                         "git",
  99                         "gitolite3",
 100                         "graphviz",
 101                         "haveged",
 102                         "iceweasel",
 103                         "libattr1-dev",
 104                         "libcrypt-ssleay-perl",
 105                         "libcrypt-ssleay-perl",
 106                         "libcurl3-gnutls",
 107                         "libcurl4-openssl-dev",
 108                         "libfuse-dev",
 109                         "libgnutls28-dev",
 110                         "libjson-perl",
 111                         "libjson-perl",
 112                         "libpam-dev",
 113                         "libpcre3-dev",
 114                         "libpq-dev",
 115                         "libpython2.7-dev",
 116                         "libreadline-dev",
 117                         "libssl-dev",
 118                         "libwww-perl",
 119                         "libxml2-dev",
 120                         "libxslt1.1",
 121                         "linkchecker",
 122                         "lsof",
 123                         "net-tools",
 124                         "nginx",
 125                         "pandoc",
 126                         "perl-modules",
 127                         "pkg-config",
 128                         "postgresql",
 129                         "postgresql-contrib",
 130                         "python",
 131                         "python3-dev",
 132                         "python-epydoc",
 133                         "r-base",
 134                         "r-cran-testthat",
 135                         "sudo",
 136                         "virtualenv",
 137                         "wget",
 138                         "xvfb",
 139                         "zlib1g-dev",
 140                 }
 141                 switch {
 142                 case osv.Debian && osv.Major >= 10:
 143                         debs = append(debs, "libcurl4")
 144                 default:
 145                         debs = append(debs, "libcurl3")
 146                 }
 147                 cmd := exec.CommandContext(ctx, "apt-get", "install", "--yes", "--no-install-recommends")
 148                 cmd.Args = append(cmd.Args, debs...)
 149                 cmd.Env = append(os.Environ(), "DEBIAN_FRONTEND=noninteractive")
 150                 cmd.Stdout = stdout
 151                 cmd.Stderr = stderr
 152                 err = cmd.Run()
 153                 if err != nil {
 154                         return 1
 155                 }
 156         }
 157
 158         os.Mkdir("/var/lib/arvados", 0755)
 159         rubyversion := "2.5.7"
 160         if haverubyversion, err := exec.Command("/var/lib/arvados/bin/ruby", "-v").CombinedOutput(); err == nil && bytes.HasPrefix(haverubyversion, []byte("ruby "+rubyversion)) {
 161                 logger.Print("ruby " + rubyversion + " already installed")
 162         } else {
 163                 err = runBash(`
 164 mkdir -p /var/lib/arvados/src
 165 cd /var/lib/arvados/src
 166 wget -c https://cache.ruby-lang.org/pub/ruby/2.5/ruby-`+rubyversion+`.tar.gz
 167 tar xzf ruby-`+rubyversion+`.tar.gz
 168 cd ruby-`+rubyversion+`
 169 ./configure --disable-install-doc --prefix /var/lib/arvados
 170 make -j4
 171 make install
 172 /var/lib/arvados/bin/gem install bundler
 173 cd ..
 174 rm -r ruby-`+rubyversion+` ruby-`+rubyversion+`.tar.gz
 175 `, stdout, stderr)
 176                 if err != nil {
 177                         return 1
 178                 }
 179         }
 180
 181         if !prod {
 182                 goversion := "1.14"
 183                 if havegoversion, err := exec.Command("/usr/local/bin/go", "version").CombinedOutput(); err == nil && bytes.HasPrefix(havegoversion, []byte("go version go"+goversion+" ")) {
 184                         logger.Print("go " + goversion + " already installed")
 185                 } else {
 186                         err = runBash(`
 187 cd /tmp
 188 wget -O- https://storage.googleapis.com/golang/go`+goversion+`.linux-amd64.tar.gz | tar -C /var/lib/arvados -xzf -
 189 ln -sf /var/lib/arvados/go/bin/* /usr/local/bin/
 190 `, stdout, stderr)
 191                         if err != nil {
 192                                 return 1
 193                         }
 194                 }
 195
 196                 pjsversion := "1.9.8"
 197                 if havepjsversion, err := exec.Command("/usr/local/bin/phantomjs", "--version").CombinedOutput(); err == nil && string(havepjsversion) == "1.9.8\n" {
 198                         logger.Print("phantomjs " + pjsversion + " already installed")
 199                 } else {
 200                         err = runBash(`
 201 PJS=phantomjs-`+pjsversion+`-linux-x86_64
 202 wget -O- https://bitbucket.org/ariya/phantomjs/downloads/$PJS.tar.bz2 | tar -C /var/lib/arvados -xjf -
 203 ln -sf /var/lib/arvados/$PJS/bin/phantomjs /usr/local/bin/
 204 `, stdout, stderr)
 205                         if err != nil {
 206                                 return 1
 207                         }
 208                 }
 209
 210                 geckoversion := "0.24.0"
 211                 if havegeckoversion, err := exec.Command("/usr/local/bin/geckodriver", "--version").CombinedOutput(); err == nil && strings.Contains(string(havegeckoversion), " "+geckoversion+" ") {
 212                         logger.Print("geckodriver " + geckoversion + " already installed")
 213                 } else {
 214                         err = runBash(`
 215 GD=v`+geckoversion+`
 216 wget -O- https://github.com/mozilla/geckodriver/releases/download/$GD/geckodriver-$GD-linux64.tar.gz | tar -C /var/lib/arvados/bin -xzf - geckodriver
 217 ln -sf /var/lib/arvados/bin/geckodriver /usr/local/bin/
 218 `, stdout, stderr)
 219                         if err != nil {
 220                                 return 1
 221                         }
 222                 }
 223
 224                 nodejsversion := "v8.15.1"
 225                 if havenodejsversion, err := exec.Command("/usr/local/bin/node", "--version").CombinedOutput(); err == nil && string(havenodejsversion) == nodejsversion+"\n" {
 226                         logger.Print("nodejs " + nodejsversion + " already installed")
 227                 } else {
 228                         err = runBash(`
 229 NJS=`+nodejsversion+`
 230 wget -O- https://nodejs.org/dist/${NJS}/node-${NJS}-linux-x64.tar.xz | sudo tar -C /var/lib/arvados -xJf -
 231 ln -sf /var/lib/arvados/node-${NJS}-linux-x64/bin/{node,npm} /usr/local/bin/
 232 `, stdout, stderr)
 233                         if err != nil {
 234                                 return 1
 235                         }
 236                 }
 237         }
 238
 239         return 0
 240 }
 241
 242 type osversion struct {
 243         Debian bool
 244         Ubuntu bool
 245         Major  int
 246 }
 247
 248 func identifyOS() (osversion, error) {
 249         var osv osversion
 250         f, err := os.Open("/etc/os-release")
 251         if err != nil {
 252                 return osv, err
 253         }
 254         defer f.Close()
 255
 256         kv := map[string]string{}
 257         scanner := bufio.NewScanner(f)
 258         for scanner.Scan() {
 259                 line := strings.TrimSpace(scanner.Text())
 260                 if strings.HasPrefix(line, "#") {
 261                         continue
 262                 }
 263                 toks := strings.SplitN(line, "=", 2)
 264                 if len(toks) != 2 {
 265                         return osv, fmt.Errorf("invalid line in /etc/os-release: %q", line)
 266                 }
 267                 k := toks[0]
 268                 v := strings.Trim(toks[1], `"`)
 269                 if v == toks[1] {
 270                         v = strings.Trim(v, `'`)
 271                 }
 272                 kv[k] = v
 273         }
 274         if err = scanner.Err(); err != nil {
 275                 return osv, err
 276         }
 277         switch kv["ID"] {
 278         case "ubuntu":
 279                 osv.Ubuntu = true
 280         case "debian":
 281                 osv.Debian = true
 282         default:
 283                 return osv, fmt.Errorf("unsupported ID in /etc/os-release: %q", kv["ID"])
 284         }
 285         vstr := kv["VERSION_ID"]
 286         if i := strings.Index(vstr, "."); i > 0 {
 287                 vstr = vstr[:i]
 288         }
 289         osv.Major, err = strconv.Atoi(vstr)
 290         if err != nil {
 291                 return osv, fmt.Errorf("incomprehensible VERSION_ID in /etc/os/release: %q", kv["VERSION_ID"])
 292         }
 293         return osv, nil
 294 }
 295
 296 func runBash(script string, stdout, stderr io.Writer) error {
 297         cmd := exec.Command("bash", "-")
 298         cmd.Stdin = bytes.NewBufferString("set -ex -o pipefail\n" + script)
 299         cmd.Stdout = stdout
 300         cmd.Stderr = stderr
 301         return cmd.Run()
 302 }