Class: Bosh::Cli::Command::Stemcell

Inherits:
Base show all
Includes:
VersionCalc
Defined in:
lib/cli/commands/stemcell.rb

Constant Summary collapse

PUBLIC_STEMCELL_INDEX =

The filename of the public stemcell index.

"public_stemcells_index.yml"
PUBLIC_STEMCELL_INDEX_URL =

The URL of the public stemcell index.

"https://blob.cfblob.com/rest/objects/4e4e78bca2" +
"1e121204e4e86ee151bc04f6a19ce46b22?uid=bb6a0c89ef4048a8a0f814e2538" +
"5d1c5/user1&expires=1893484800&signature=NJuAr9c8eOid7dKFmOEN7bmzAlI="
DEFAULT_PUB_STEMCELL_TAG = 
"stable"
ALL_STEMCELLS_TAG = 
"all"

Constants inherited from Base

Base::DEFAULT_DIRECTOR_PORT

Instance Attribute Summary

Attributes inherited from Base

#args, #options, #out, #runner, #work_dir

Instance Method Summary collapse

Methods included from VersionCalc

#major_version, #minor_version, #version_cmp, #version_greater, #version_less, #version_same

Methods inherited from Base

#add_option, #blob_manager, #blobstore, #cache, #config, #confirmed?, #deployment, #director, #exit_code, #initialize, #interactive?, #logged_in?, #non_interactive?, #password, #redirect, #release, #remove_option, #target, #target_name, #task_report, #username, #verbose?

Methods included from Bosh::Cli::CommandDiscovery

#desc, #method_added, #option, #register_command, #usage

Constructor Details

This class inherits a constructor from Bosh::Cli::Command::Base

Instance Method Details

#delete(name, version) ⇒ Object 



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# File 'lib/cli/commands/stemcell.rb', line 180

def delete(name, version)
  auth_required

  say("Checking if stemcell exists...")

  unless exists?(name, version)
    err("Stemcell `#{name}/#{version}' does not exist")
  end

  say("You are going to delete stemcell `#{name}/#{version}'".red)

  unless confirmed?
    say("Canceled deleting stemcell".green)
    return
  end

  status, task_id = director.delete_stemcell(name, version)

  task_report(status, task_id, "Deleted stemcell `#{name}/#{version}'")
end

#download_public(stemcell_name) ⇒ Object

Parameters:

  • stemcell_name (String) —

    The name of the stemcell, as seen in the public stemcell index file.



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# File 'lib/cli/commands/stemcell.rb', line 140

def download_public(stemcell_name)
  yaml = get_public_stemcell_list
  yaml.delete(PUBLIC_STEMCELL_INDEX) if yaml.has_key?(PUBLIC_STEMCELL_INDEX)

  unless yaml.has_key?(stemcell_name)
    available_stemcells = yaml.map { |k| k }.join(", ")
    err("'#{stemcell_name}' not found in '#{available_stemcells}'.")
  end

  if File.exists?(stemcell_name) &&
     !confirmed?("Overwrite existing file `#{stemcell_name}'?")
    err("File `#{stemcell_name}' already exists")
  end

  url = yaml[stemcell_name]["url"]
  size = yaml[stemcell_name]["size"]
  sha1 = yaml[stemcell_name]["sha"]
  progress_bar = ProgressBar.new(stemcell_name, size)
  progress_bar.file_transfer_mode

  File.open("#{stemcell_name}", "w") do |file|
    @http_client.get(url) do |chunk|
      file.write(chunk)
      progress_bar.inc(chunk.size)
    end
  end
  progress_bar.finish

  file_sha1 = Digest::SHA1.file(stemcell_name).hexdigest
  if file_sha1 != sha1
    err("The downloaded file sha1 `#{file_sha1}' does not match the " +
        "expected sha1 `#{sha1}'")
  else
    say("Download complete".green)
  end
end

#list ⇒ Object 



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# File 'lib/cli/commands/stemcell.rb', line 80

def list
  auth_required
  stemcells = director.list_stemcells.sort do |sc1, sc2|
    sc1["name"] == sc2["name"] ?
        version_cmp(sc1["version"], sc2["version"]) :
        sc1["name"] <=> sc2["name"]
  end

  err("No stemcells") if stemcells.empty?

  stemcells_table = table do |t|
    t.headings = "Name", "Version", "CID"
    stemcells.each do |sc|
      t << [sc["name"], sc["version"], sc["cid"]]
    end
  end

  nl
  say(stemcells_table)
  nl
  say("Stemcells total: %d" % stemcells.size)
end

#list_public ⇒ Object 



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# File 'lib/cli/commands/stemcell.rb', line 109

def list_public
  full = !!options[:full]
  tags = options[:tags] || [DEFAULT_PUB_STEMCELL_TAG]
  tags = [ALL_STEMCELLS_TAG] if options[:all]

  yaml = get_public_stemcell_list
  stemcells_table = table do |t|
    t.headings = full ? ["Name", "Url", "Tags"] : ["Name", "Tags"]
    yaml.keys.sort.each do |key|
      if key != PUBLIC_STEMCELL_INDEX
        url = yaml[key]["url"]
        yaml_tags = yaml[key]["tags"]
        next if skip_this_tag?(yaml_tags, tags)

        yaml_tags = yaml_tags ? yaml_tags.join(", ") : ""
        t << (full ? [key, url, yaml_tags] : [key, yaml_tags])
      end
    end
  end

  say(stemcells_table)

  say("To download use `bosh download public stemcell <stemcell_name>'. " +
      "For full url use --full.")
end

#upload(tarball_path) ⇒ Object 



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# File 'lib/cli/commands/stemcell.rb', line 43

def upload(tarball_path)
  auth_required

  stemcell = Bosh::Cli::Stemcell.new(tarball_path, cache)

  nl
  say("Verifying stemcell...")
  stemcell.validate
  nl

  unless stemcell.valid?
    err("Stemcell is invalid, please fix, verify and upload again")
  end

  say("Checking if stemcell already exists...")
  name = stemcell.manifest["name"]
  version = stemcell.manifest["version"]

  if exists?(name, version)
    err("Stemcell `#{name}/#{version}' already exists, " +
          "increment the version if it has changed")
  else
    say("No")
  end

  nl
  say("Uploading stemcell...")
  nl

  status, task_id = director.upload_stemcell(stemcell.stemcell_file)

  task_report(status, task_id, "Stemcell uploaded and created")
end

#verify(tarball_path) ⇒ Object 



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# File 'lib/cli/commands/stemcell.rb', line 21

def verify(tarball_path)
  stemcell = Bosh::Cli::Stemcell.new(tarball_path, cache)

  nl
  say("Verifying stemcell...")
  stemcell.validate
  nl

  if stemcell.valid?
    say("`#{tarball_path}' is a valid stemcell".green)
  else
    say("Validation errors:".red)
    stemcell.errors.each do |error|
      say("- %s" % [error])
    end
    err("`#{tarball_path}' is not a valid stemcell")
  end
end