Exemplo n.º 1
0
  private DownloadResolver newDownloader(DownloadRequirement req) {
    // Infer filename
    String filename = null;
    for (Function<? super DownloadRequirement, String> filenameProducer : filenameProducers) {
      filename = filenameProducer.apply(req);
      if (!Strings.isBlank(filename)) break;
    }

    // If a filename-producer has given us the filename, then augment the DownloadRequirement with
    // that
    // (so that local-repo substitutions etc can use that explicit filename)
    DownloadRequirement wrappedReq;
    if (filename == null) {
      wrappedReq = req;
    } else {
      wrappedReq = BasicDownloadRequirement.copy(req, ImmutableMap.of("filename", filename));
    }

    // Get ordered download targets to be tried
    List<String> primaries = Lists.newArrayList();
    List<String> fallbacks = Lists.newArrayList();
    for (Function<? super DownloadRequirement, ? extends DownloadTargets> producer : producers) {
      DownloadTargets vals = producer.apply(wrappedReq);
      primaries.addAll(vals.getPrimaryLocations());
      fallbacks.addAll(vals.getFallbackLocations());
      if (!vals.canContinueResolving()) {
        break;
      }
    }

    Set<String> result = Sets.newLinkedHashSet();
    result.addAll(primaries);
    result.addAll(fallbacks);

    if (result.isEmpty()) {
      throw new IllegalArgumentException("No downloads matched for " + req);
    }

    // If filename-producers didn't give any explicit filename, then infer from download results
    if (filename == null) {
      for (String target : result) {
        filename = FilenameProducers.inferFilename(target);
        if (!Strings.isBlank(filename)) break;
      }
    }
    if (Strings.isBlank(filename)) {
      throw new IllegalArgumentException(
          "No filenames matched for " + req + " (targets " + result + ")");
    }

    // And return the result
    return new BasicDownloadResolver(result, filename);
  }
 static String makeCommandExecutingInDirectory(
     String command, String executionDir, EntityLocal entity) {
   String finalCommand = command;
   String execDir = executionDir;
   if (Strings.isBlank(execDir)) {
     // default to run dir
     execDir = entity.getAttribute(SoftwareProcess.RUN_DIR);
     // if no run dir, default to home
     if (Strings.isBlank(execDir)) {
       execDir = "~";
     }
   } else if (!Os.isAbsolutish(execDir)) {
     // relative paths taken wrt run dir
     String runDir = entity.getAttribute(SoftwareProcess.RUN_DIR);
     if (!Strings.isBlank(runDir)) {
       execDir = Os.mergePaths(runDir, execDir);
     }
   }
   if (!"~".equals(execDir)) {
     finalCommand = "mkdir -p '" + execDir + "' && cd '" + execDir + "' && " + finalCommand;
   }
   return finalCommand;
 }
Exemplo n.º 3
0
  @Override
  public void install() {
    // will fail later if can't sudo (if sudo is required)
    DynamicTasks.queueIfPossible(SshTasks.dontRequireTtyForSudo(getMachine(), false))
        .orSubmitAndBlock();

    DownloadResolver nginxResolver = mgmt().getEntityDownloadsManager().newDownloader(this);
    List<String> nginxUrls = nginxResolver.getTargets();
    String nginxSaveAs = nginxResolver.getFilename();
    setExpandedInstallDir(
        getInstallDir()
            + "/"
            + nginxResolver.getUnpackedDirectoryName(format("nginx-%s", getVersion())));

    boolean sticky = ((NginxController) entity).isSticky();
    boolean isMac = getMachine().getOsDetails().isMac();

    MutableMap<String, String> installGccPackageFlags =
        MutableMap.of(
            "onlyifmissing", "gcc",
            "yum", "gcc",
            "apt", "gcc",
            "zypper", "gcc",
            "port", null);
    MutableMap<String, String> installMakePackageFlags =
        MutableMap.of(
            "onlyifmissing", "make",
            "yum", "make",
            "apt", "make",
            "zypper", "make",
            "port", null);
    MutableMap<String, String> installPackageFlags =
        MutableMap.of(
            "yum", "openssl-devel pcre-devel",
            "apt", "libssl-dev zlib1g-dev libpcre3-dev",
            "zypper", "libopenssl-devel pcre-devel",
            "port", null);

    String stickyModuleVersion = entity.getConfig(NginxController.STICKY_VERSION);
    DownloadResolver stickyModuleResolver =
        mgmt()
            .getEntityDownloadsManager()
            .newDownloader(
                this, "stickymodule", ImmutableMap.of("addonversion", stickyModuleVersion));
    List<String> stickyModuleUrls = stickyModuleResolver.getTargets();
    String stickyModuleSaveAs = stickyModuleResolver.getFilename();
    String stickyModuleExpandedInstallDir =
        String.format(
            "%s/src/%s",
            getExpandedInstallDir(),
            stickyModuleResolver.getUnpackedDirectoryName(
                "nginx-sticky-module-" + stickyModuleVersion));

    List<String> cmds = Lists.newArrayList();

    cmds.add(BashCommands.INSTALL_TAR);
    cmds.add(
        BashCommands.alternatives(
            BashCommands.ifExecutableElse0(
                "apt-get", BashCommands.installPackage("build-essential")),
            BashCommands.ifExecutableElse0(
                "yum",
                BashCommands.sudo("yum -y --nogpgcheck groupinstall \"Development Tools\""))));
    cmds.add(BashCommands.installPackage(installGccPackageFlags, "nginx-prerequisites-gcc"));
    cmds.add(BashCommands.installPackage(installMakePackageFlags, "nginx-prerequisites-make"));
    cmds.add(BashCommands.installPackage(installPackageFlags, "nginx-prerequisites"));
    cmds.addAll(BashCommands.commandsToDownloadUrlsAs(nginxUrls, nginxSaveAs));

    String pcreExpandedInstallDirname = "";
    if (isMac) {
      String pcreVersion = entity.getConfig(NginxController.PCRE_VERSION);
      DownloadResolver pcreResolver =
          mgmt()
              .getEntityDownloadsManager()
              .newDownloader(this, "pcre", ImmutableMap.of("addonversion", pcreVersion));
      List<String> pcreUrls = pcreResolver.getTargets();
      String pcreSaveAs = pcreResolver.getFilename();
      pcreExpandedInstallDirname = pcreResolver.getUnpackedDirectoryName("pcre-" + pcreVersion);

      // Install PCRE
      cmds.addAll(BashCommands.commandsToDownloadUrlsAs(pcreUrls, pcreSaveAs));
      cmds.add(format("mkdir -p %s/pcre-dist", getInstallDir()));
      cmds.add(format("tar xvzf %s", pcreSaveAs));
      cmds.add(format("cd %s", pcreExpandedInstallDirname));
      cmds.add(format("./configure --prefix=%s/pcre-dist", getInstallDir()));
      cmds.add("make");
      cmds.add("make install");
      cmds.add("cd ..");
    }

    cmds.add(format("tar xvzf %s", nginxSaveAs));
    cmds.add(format("cd %s", getExpandedInstallDir()));

    if (sticky) {
      cmds.add("cd src");
      cmds.addAll(BashCommands.commandsToDownloadUrlsAs(stickyModuleUrls, stickyModuleSaveAs));
      cmds.add(format("tar xvzf %s", stickyModuleSaveAs));
      cmds.add("cd ..");
    }

    // Note that for OS X, not including space after "-L" because broken in 10.6.8 (but fixed in
    // 10.7.x)
    //      see http://trac.nginx.org/nginx/ticket/227
    String withLdOpt = entity.getConfig(NginxController.WITH_LD_OPT);
    if (isMac)
      withLdOpt =
          format("-L%s/pcre-dist/lib", getInstallDir())
              + (Strings.isBlank(withLdOpt) ? "" : " " + withLdOpt);
    String withCcOpt = entity.getConfig(NginxController.WITH_CC_OPT);

    StringBuilder configureCommand =
        new StringBuilder("./configure")
            .append(format(" --prefix=%s/dist", getExpandedInstallDir()))
            .append(" --with-http_ssl_module")
            .append(sticky ? format(" --add-module=%s ", stickyModuleExpandedInstallDir) : "")
            .append(!Strings.isBlank(withLdOpt) ? format(" --with-ld-opt=\"%s\"", withLdOpt) : "")
            .append(!Strings.isBlank(withCcOpt) ? format(" --with-cc-opt=\"%s\"", withCcOpt) : "");
    if (isMac) {
      configureCommand
          .append(" --with-pcre=")
          .append(getInstallDir())
          .append("/")
          .append(pcreExpandedInstallDirname);
    }

    cmds.addAll(ImmutableList.of("mkdir -p dist", configureCommand.toString(), "make install"));

    ScriptHelper script =
        newScript(INSTALLING)
            .body
            .append(cmds)
            .header
            .prepend("set -x")
            .gatherOutput()
            .failOnNonZeroResultCode(false);

    int result = script.execute();

    if (result != 0) {
      String notes =
          "likely an error building nginx. consult the brooklyn log ssh output for further details.\n"
              + "note that this Brooklyn nginx driver compiles nginx from source. "
              + "it attempts to install common prerequisites but this does not always succeed.\n";
      OsDetails os = getMachine().getOsDetails();
      if (os.isMac()) {
        notes +=
            "deploying to Mac OS X, you will require Xcode and Xcode command-line tools, and on "
                + "some versions the pcre library (e.g. using macports, sudo port install pcre).\n";
      }
      if (os.isWindows()) {
        notes +=
            "this nginx driver is not designed for windows, unless cygwin is installed, and you are patient.\n";
      }
      if (getEntity().getApplication().getClass().getCanonicalName().startsWith("brooklyn.demo.")) {
        // this is maybe naughty ... but since we use nginx in the first demo example,
        // and since it's actually pretty complicated, let's give a little extra hand-holding
        notes +=
            "if debugging this is all a bit much and you just want to run a demo, "
                + "you have two fairly friendly options.\n"
                + "1. you can use a well known cloud, like AWS or Rackspace, where this should run "
                + "in a tried-and-tested Ubuntu or CentOS environment, without any problems "
                + "(and if it does let us know and we'll fix it!).\n"
                + "2. or you can just use the demo without nginx, instead access the appserver instances directly.\n";
      }

      if (!script.getResultStderr().isEmpty()) {
        notes += "\n" + "STDERR\n" + script.getResultStderr() + "\n";
        Streams.logStreamTail(
            log,
            "STDERR of problem in " + Tasks.current(),
            Streams.byteArrayOfString(script.getResultStderr()),
            1024);
      }
      if (!script.getResultStdout().isEmpty()) {
        notes += "\n" + "STDOUT\n" + script.getResultStdout() + "\n";
        Streams.logStreamTail(
            log,
            "STDOUT of problem in " + Tasks.current(),
            Streams.byteArrayOfString(script.getResultStdout()),
            1024);
      }

      Tasks.setExtraStatusDetails(notes.trim());

      throw new IllegalStateException(
          "Installation of nginx failed (shell returned non-zero result " + result + ")");
    }
  }