Class: Kitchen::Provisioner::SaltSolo

Inherits:
Base
  • Object
show all
Defined in:
lib/kitchen/provisioner/salt_solo.rb

Overview

Basic Salt Masterless Provisioner, based on work by

Author:

Constant Summary collapse

RETCODE_VERSION =

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

'0.17.5'

Instance Method Summary collapse

Instance Method Details

#create_sandbox ⇒ Object 



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# File 'lib/kitchen/provisioner/salt_solo.rb', line 152

def create_sandbox
  super
  prepare_data
  prepare_minion
  prepare_state_top
  prepare_pillars
  prepare_grains
  if config[:state_collection] || config[:is_file_root]
    prepare_state_collection
  else
    prepare_formula config[:kitchen_root], config[:formula]

    deps = if Pathname.new(config[:vendor_path]).absolute?
      Dir["#{config[:vendor_path]}/*"]
    else
      Dir["#{config[:kitchen_root]}/#{config[:vendor_path]}/*"]
    end

    deps.each do |d|
      prepare_formula "#{config[:kitchen_root]}/#{config[:vendor_path]}", File.basename(d)
    end

    config[:dependencies].each do |formula|
      prepare_formula formula[:path], formula[:name]
    end
  end
end

#init_command ⇒ Object 



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# File 'lib/kitchen/provisioner/salt_solo.rb', line 180

def init_command
  debug("Initialising Driver #{self.name} by cleaning #{config[:root_path]}")
  "#{sudo('rm')} -rf #{config[:root_path]} ; mkdir -p #{config[:root_path]}"
end

#install_command ⇒ Object 



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# File 'lib/kitchen/provisioner/salt_solo.rb', line 66

def install_command
  debug(diagnose())

  # 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 ((config[:salt_version] != 'latest') && (config[:salt_install] == 'bootstrap') && config[:salt_bootstrap_options].empty?)
    debug("Using bootstrap git to install #{config[:salt_version]}")
    config[:salt_bootstrap_options] = "-P git v#{config[:salt_version]}"
  end

  salt_install = config[:salt_install]

  salt_url = config[:salt_bootstrap_url]
  chef_url = config[:chef_bootstrap_url]
  bootstrap_options = config[:salt_bootstrap_options]

  salt_version = config[:salt_version]
  salt_apt_repo = config[:salt_apt_repo]
  salt_apt_repo_key = config[:salt_apt_repo_key]

  omnibus_download_dir = config[:omnibus_cachier] ? "/tmp/vagrant-cache/omnibus_chef" : "/tmp"

  <<-INSTALL
    sh -c '
    #{Util.shell_helpers}

    # what version of salt is installed?
    SALT_VERSION=`salt-call --version | cut -d " " -f 2`


    if [ -z "${SALT_VERSION}" -a "#{salt_install}" = "bootstrap" ]
    then
      do_download #{salt_url} /tmp/bootstrap-salt.sh
      #{sudo('sh')} /tmp/bootstrap-salt.sh #{bootstrap_options}
    elif [ -z "${SALT_VERSION}" -a "#{salt_install}" = "apt" ]
    then
      . /etc/lsb-release

      echo "deb #{salt_apt_repo}/salt-#{salt_version} ${DISTRIB_CODENAME} main" | #{sudo('tee')} /etc/apt/sources.list.d/salt-#{salt_version}.list

      do_download #{salt_apt_repo_key} /tmp/repo.key
      #{sudo('apt-key')} add /tmp/repo.key

      #{sudo('apt-get')} update
      #{sudo('apt-get')} install -y salt-minion
    fi

    # check again, now that an install of some form should have happened
    SALT_VERSION=`salt-call --version | cut -d " " -f 2`

    if [ -z "${SALT_VERSION}" ]
    then
      echo "No salt-minion installed, install must have failed!!"
      echo "salt_install = #{salt_install}"
      echo "salt_url = #{salt_url}"
      echo "bootstrap_options = #{bootstrap_options}"
      echo "salt_version = #{salt_version}"
      echo "salt_apt_repo = #{salt_apt_repo}"
      echo "salt_apt_repo_key = #{salt_apt_repo_key}"
      exit 2
    elif [ "${SALT_VERSION}" = "#{salt_version}" -o "#{salt_version}" = "latest" ]
    then
      echo "You asked for #{salt_version} and you have ${SALT_VERSION} installed, sweet!"
    elif [ ! -z "${SALT_VERSION}" -a "#{salt_install}" = "bootstrap" ]
    then
      echo "You asked for bootstrap install and you have got ${SALT_VERSION}, hope thats ok!"
    else
      echo "You asked for #{salt_version} and you have got ${SALT_VERSION} installed, dunno how to fix that, sorry!"
      exit 2
    fi

    if [ ! -d "/opt/chef" ]
    then
      echo "-----> Installing Chef Omnibus"
      mkdir -p #{omnibus_download_dir}
      if [ ! -x #{omnibus_download_dir}/install.sh ]
      then
        do_download #{chef_url} #{omnibus_download_dir}/install.sh
      fi
      #{sudo('sh')} #{omnibus_download_dir}/install.sh -d #{omnibus_download_dir}
    fi

    '
  INSTALL
end

#run_command ⇒ Object 



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# File 'lib/kitchen/provisioner/salt_solo.rb', line 185

def run_command
  debug("running driver #{self.name}")
  # sudo(File.join(config[:root_path], File.basename(config[:script])))
  debug(diagnose())
  if config[:salt_run_highstate]
    cmd = sudo("salt-call --config-dir=#{File.join(config[:root_path], config[:salt_config])} --local state.highstate")
  end

  cmd << " --log-level=#{config[:log_level]}"

  # 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 && config[:salt_version] != 'latest'
    # hope for the best and hope it works eventually
    cmd = cmd + " --retcode-passthrough"
  end

  # 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 ; ' << cmd
  # 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
end