Class: Kitchen::Provisioner::SaltSolo

Inherits:
Base
  • Object
show all
Includes:
Salt::Pillars, Salt::States, Salt::Util
Defined in:
lib/kitchen/provisioner/salt_solo.rb

Overview

Basic Salt Masterless Provisioner, based on work by

Author:

Constant Summary collapse

DEFAULT_CONFIG = 
{
  dry_run: false,
  salt_version: 'latest',
  salt_install: 'bootstrap',
  salt_bootstrap_url: 'https://bootstrap.saltstack.com',
  salt_bootstrap_options: '',
  salt_apt_repo: 'https://repo.saltstack.com/apt/ubuntu/16.04/amd64/',
  salt_apt_repo_key: 'https://repo.saltstack.com/apt/ubuntu/16.04/amd64/latest/SALTSTACK-GPG-KEY.pub',
  salt_ppa: 'ppa:saltstack/salt',
  bootstrap_url: 'https://raw.githubusercontent.com/saltstack/kitchen-salt/master/assets/install.sh',
  chef_bootstrap_url: 'https://www.getchef.com/chef/install.sh',
  salt_config: '/etc/salt',
  salt_minion_config: '/etc/salt/minion',
  salt_minion_config_template: nil,
  salt_minion_id: nil,
  salt_env: 'base',
  salt_file_root: '/srv/salt',
  salt_pillar_root: '/srv/pillar',
  salt_spm_root: '/srv/spm',
  salt_state_top: '/srv/salt/top.sls',
  salt_force_color: false,
  state_collection: false,
  state_top: {},
  state_top_from_file: false,
  salt_copy_filter: [],
  is_file_root: false,
  remote_states: nil,
  require_chef: true,
  dependencies: [],
  vendor_path: nil,
  vendor_repo: {},
  omnibus_cachier: false,
  local_salt_root: nil,
  pillars_from_directories: [],
  salt_yum_rpm_key: 'https://repo.saltstack.com/yum/redhat/7/x86_64/archive/%s/SALTSTACK-GPG-KEY.pub',
  salt_yum_repo: 'https://repo.saltstack.com/yum/redhat/$releasever/$basearch/archive/%s',
  salt_yum_repo_key: 'https://repo.saltstack.com/yum/redhat/$releasever/$basearch/archive/%s/SALTSTACK-GPG-KEY.pub',
  salt_yum_repo_latest: 'https://repo.saltstack.com/yum/redhat/salt-repo-latest-2.el7.noarch.rpm',
  pip_pkg: 'salt==%s',
  pip_editable: false,
  pip_index_url: 'https://pypi.python.org/simple/',
  pip_extra_index_url: [],
  pip_bin: 'pip',
  install_after_init_environment: false,
}
RETCODE_VERSION =

salt-call version that supports the undocumented –retcode-passthrough command

'0.17.5'.freeze

Instance Method Summary collapse

Instance Method Details

#create_sandbox ⇒ Object 



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# File 'lib/kitchen/provisioner/salt_solo.rb', line 164

def create_sandbox
  super
  prepare_data
  prepare_install
  prepare_minion
  prepare_pillars
  prepare_grains
  prepare_states
  prepare_state_top
  # upload scripts, cached formulas, and setup system repositories
  prepare_dependencies
end

#init_command ⇒ Object 



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# File 'lib/kitchen/provisioner/salt_solo.rb', line 203

def init_command
  debug("Initialising Driver #{name}")
  if windows_os?
    cmd = "mkdir -Force -Path ""#{config[:root_path]}""\n"
  else
    cmd = "mkdir -p '#{config[:root_path]}';"
  end
  cmd += "    \#{config[:init_environment]}\n  INSTALL\n  cmd\nend\n"

#install_chef ⇒ Object 



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# File 'lib/kitchen/provisioner/salt_solo.rb', line 124

def install_chef
  return unless config[:require_chef]
  chef_url = config[:chef_bootstrap_url]
  if windows_os?
    "      if (-Not $(test-path c:\\\\opscode\\\\chef) {\n        if (-Not $(Test-Path c:\\\\temp)) {\n          New-Item -Path c:\\\\temp -itemtype directory\n        }\n        (New-Object net.webclient).DownloadFile(\"\#{chef_url}\", \"c:\\\\temp\\\\chef_bootstrap.ps1\")\n        write-host \"-----> Installing Chef Omnibus (for busser/serverspec ruby support)\"\n        \#{sudo('powershell')} c:\\\\temp\\\\chef_bootstrap.ps1\n      }\n    POWERSHELL\n  else\n      omnibus_download_dir = config[:omnibus_cachier] ? '/tmp/vagrant-cache/omnibus_chef' : '/tmp'\n      bootstrap_url = config[:bootstrap_url]\n      bootstrap_download_dir = '/tmp'\n      <<-INSTALL\n        echo \"-----> Trying to install ruby(-dev) using assets.sh from kitchen-salt\"\n          mkdir -p \#{bootstrap_download_dir}\n          if [ ! -x \#{bootstrap_download_dir}/install.sh ]\n          then\n            do_download \#{bootstrap_url} \#{bootstrap_download_dir}/install.sh\n          fi\n          \#{sudo('sh')} \#{bootstrap_download_dir}/install.sh -d \#{bootstrap_download_dir}\n        if [ $? -ne 0 ] || [ ! -d \"/opt/chef\" ]\n        then\n          echo \"Failed install ruby(-dev) using assets.sh from kitchen-salt\"\n          echo \"-----> Fallback to Chef Bootstrap script (for busser/serverspec ruby support)\"\n          mkdir -p \"\#{omnibus_download_dir}\"\n          if [ ! -x \#{omnibus_download_dir}/install.sh ]\n          then\n              \#{sudo('sh')} \#{omnibus_download_dir}/install.sh -d \#{omnibus_download_dir}\n          fi;\n        fi\n    INSTALL\n  end\nend\n"

#install_command ⇒ Object 



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# File 'lib/kitchen/provisioner/salt_solo.rb', line 90

def install_command
  unless config[:salt_install] == 'pip' || config[:install_after_init_environment]
    setup_salt
  end
end

#prepare_command ⇒ Object 



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# File 'lib/kitchen/provisioner/salt_solo.rb', line 96

def prepare_command
  if config[:salt_install] == 'pip' || config[:install_after_init_environment]
    setup_salt
  end
end

#prepare_install ⇒ Object 



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# File 'lib/kitchen/provisioner/salt_solo.rb', line 177

def prepare_install
  salt_version = config[:salt_version]
  if config[:salt_install] == 'pip'
    debug("Using pip to install")
    if File.exist?(config[:pip_pkg])
      debug("Installing with pip from sdist")
      sandbox_pip_path = File.join(sandbox_path, 'pip')
      FileUtils.mkdir_p(sandbox_pip_path)
      FileUtils.cp_r(config[:pip_pkg], sandbox_pip_path)
      config[:pip_install] = File.join(config[:root_path], 'pip', File.basename(config[:pip_pkg]))
    else
      debug("Installing with pip from download")
      if salt_version != 'latest'
        config[:pip_install] = config[:pip_pkg] % [salt_version]
      else
        config[:pip_pkg].slice!('==%s')
        config[:pip_install] = config[:pip_pkg]
      end
    end
  elsif config[:salt_install] == 'bootstrap'
    if File.exists?(config[:salt_bootstrap_url])
      FileUtils.cp_r(config[:salt_bootstrap_url], File.join(sandbox_path, 'bootstrap.sh'))
    end
  end
end

#run_command ⇒ Object 



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# File 'lib/kitchen/provisioner/salt_solo.rb', line 246

def run_command
  debug("running driver #{name}")
  debug(diagnose)

  # config[:salt_version] can be 'latest' or 'x.y.z', 'YYYY.M.x' etc
  # error return codes are a mess in salt:
  #  https://github.com/saltstack/salt/pull/11337
  # Unless we know we have a version that supports --retcode-passthrough
  # attempt to scan the output for signs of failure
  if config[:salt_version] <= RETCODE_VERSION
    # scan the output for signs of failure, there is a risk of false negatives
    fail_grep = 'grep -e Result.*False -e Data.failed.to.compile -e No.matching.sls.found.for'
    # capture any non-zero exit codes from the salt-call | tee pipe
    cmd = 'set -o pipefail ; ' << salt_command
    # Capture the salt-call output & exit code
    cmd << ' 2>&1 | tee /tmp/salt-call-output ; SC=$? ; echo salt-call exit code: $SC ;'
    # check the salt-call output for fail messages
    cmd << " (sed '/#{fail_grep}/d' /tmp/salt-call-output | #{fail_grep} ; EC=$? ; echo salt-call output grep exit code ${EC} ;"
    # use the non-zer exit code from salt-call, then invert the results of the grep for failures
    cmd << ' [ ${SC} -ne 0 ] && exit ${SC} ; [ ${EC} -eq 0 ] && exit 1 ; [ ${EC} -eq 1 ] && exit 0)'
    cmd
  else
    salt_command
  end
end

#salt_command ⇒ Object 



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# File 'lib/kitchen/provisioner/salt_solo.rb', line 216

def salt_command
  salt_version = config[:salt_version]

  cmd = ""
  if windows_os?
    salt_call = "c:\\salt\\salt-call.bat"
    salt_config_path = config[:salt_config].gsub('/', '\\')
    cmd << "(get-content #{File.join(config[:root_path], salt_config_path, 'minion').gsub('/', '\\')}).replace(\"`$env`:TEMP\", $env:TEMP) | set-content #{File.join(config[:root_path], salt_config_path, 'minion').gsub('/', '\\')} ;"
  else
    # install/update dependencies
    cmd << sudo("chmod +x #{config[:root_path]}/*.sh;")
    cmd << sudo("#{config[:root_path]}/dependencies.sh;")
    salt_config_path = config[:salt_config]
    salt_call = "salt-call"
  end
  cmd << sudo("#{salt_call} --state-output=changes --config-dir=#{File.join(config[:root_path], salt_config_path)} --local state.highstate")
  cmd << " --log-level=#{config[:log_level]}" if config[:log_level]
  cmd << " --id=#{config[:salt_minion_id]}" if config[:salt_minion_id]
  cmd << " test=#{config[:dry_run]}" if config[:dry_run]
  cmd << " --force-color" if config[:salt_force_color]
  if salt_version > RETCODE_VERSION || salt_version == 'latest'
    # hope for the best and hope it works eventually
    cmd << ' --retcode-passthrough'
  end
  if windows_os?
    cmd << ' ; exit $LASTEXITCODE'
  end
  cmd
end

#setup_salt ⇒ Object 



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# File 'lib/kitchen/provisioner/salt_solo.rb', line 102

def setup_salt
  debug(diagnose)
  salt_version = config[:salt_version]

  # if salt_verison is set, bootstrap is being used & bootstrap_options is empty,
  # set the bootstrap_options string to git install the requested version
  if (salt_version != 'latest') && (config[:salt_install] == 'bootstrap') && config[:salt_bootstrap_options].empty?
    debug("Using bootstrap git to install #{salt_version}")
    config[:salt_bootstrap_options] = "-P git v#{salt_version}"
  end

  if windows_os?
    install_template = File.expand_path("./../install_win.erb", __FILE__)
  else
    install_template = File.expand_path("./../install.erb", __FILE__)
  end

  erb = ERB.new(File.read(install_template)).result(binding)
  debug("Install Command:" + erb.to_s)
  erb
end