divingbell/tools/gate/scripts/020-test-divingbell.sh

#!/bin/bash

# TODO: Convert to use new/common gate scripts when available

# Print traceback when error occurs
traceback(){
  for ((i=0;i<${#FUNCNAME[@]}-1;i++)); do
    echo $(caller $i)
  done
  exit 1
}
trap 'traceback' ERR

check_if_running(){
  script_name="$(basename ${BASH_SOURCE[0]})"
  script_running=false
  for pid in $(pidof -x $script_name); do
    if [ $pid != $$ ]; then
      script_running=true
    fi
  done
}
check_if_running
if [[ $script_running = 'true' ]]; then
  echo "[FAIL] $(basename ${BASH_SOURCE[0]}) already running on this node. Please run recheck for your PS." >> "${TEST_RESULTS}"
  exit 2
fi

DEFAULT_IFS=$IFS

NAME=divingbell
kubectl create namespace "${NAME}"
: ${LOGS_DIR:=/tmp/artifacts}
: ${LOGS_SUBDIR:=${LOGS_DIR}/${NAME}/$(date +"%m-%d-%y_%H:%M:%S")}
mkdir -p "${LOGS_SUBDIR}"
LOG_NAME="${LOGS_SUBDIR}/test.log"
TEST_RESULTS="${LOGS_SUBDIR}/results.log"
BASE_VALS="--values=divingbell/values.yaml"
SYSCTL_KEY1=net.ipv4.conf.all.log_martians
SYSCTL_VAL1_DEFAULT=1
SYSCTL_KEY2=net.ipv4.conf.all.secure_redirects
SYSCTL_VAL2_DEFAULT=1
SYSCTL_KEY3=net.ipv4.conf.all.accept_redirects
SYSCTL_VAL3_DEFAULT=0
SYSCTL_KEY4=net/ipv6/conf/all/accept_redirects
SYSCTL_VAL4_DEFAULT=0
MOUNTS_SYSTEMD=/${NAME}
MOUNTS_PATH1=${MOUNTS_SYSTEMD}1
MOUNTS_PATH2=${MOUNTS_SYSTEMD}2
MOUNTS_PATH3=${MOUNTS_SYSTEMD}3
ETHTOOL_KEY2=tx-tcp-segmentation
ETHTOOL_VAL2_DEFAULT=on
ETHTOOL_KEY3=tx-tcp6-segmentation
# Not all NIC hardware has enough ethtool tunables available
ETHTOOL_KEY3_BACKUP=''
ETHTOOL_VAL3_DEFAULT=on
ETHTOOL_KEY4=tx-nocache-copy
ETHTOOL_VAL4_DEFAULT=off
ETHTOOL_KEY5=tx-checksum-ip-generic
ETHTOOL_KEY5_BACKUP=tx-scatter-gather
ETHTOOL_VAL5_DEFAULT=on
USERNAME1=userone
USERNAME1_SUDO=true
USERNAME1_SSHKEY1="ssh-rsa abc123 comment"
USERNAME2=usertwo
USERNAME2_SUDO=false
USERNAME2_SSHKEY1="ssh-rsa xyz456 comment"
USERNAME2_SSHKEY2="ssh-rsa qwe789 comment"
USERNAME2_SSHKEY3="ssh-rsa rfv000 comment"
USERNAME2_CRYPT_PASSWD='$6$AF.NLpphOJjMVTYC$GD6wyUTy9vIgatoMbtTDYcVtEJqh/Mrx3BRetVstMsNodSyn3ZFIZOMRePpRpGbFArnAxgkL1PtQxsZHCgtFn/'
USERNAME3=userthree
USERNAME3_SUDO=true
USERNAME4=userfour
USERNAME4_SUDO=false
APT_PACKAGE1=python3-pbr
# Pick an available version in the package repo
APT_VERSION1="$(apt-cache show $APT_PACKAGE1 | grep Version: | tail -1 | awk '{print $2}')"
APT_PACKAGE2=mysql-server
APT_PACKAGE3=python3-simplejson
# Pick an available version in the package repo
APT_VERSION3="$(apt-cache show $APT_PACKAGE3 | grep Version: | tail -1 | awk '{print $2}')"
APT_PACKAGE4=less
APT_PACKAGE5=python-setuptools
APT_PACKAGE6=telnetd
APT_PACKAGE7=sudoku
APT_PACKAGE8=ninvaders
# APT_PACKAGE9 should be a package that has no dependencies that aren't in the base image,
# or strict mode test cases will fail
APT_PACKAGE9=libxau6
# helper function to generate a yaml config for all installed packages
APT_YAML_SEPARATOR=$'\n    - name: '
build_all_packages_yaml(){
  set +x
  for f in "$@"; do
    IFS=":" read -r name arch <<< $f;
    APT_ALL_INSTALLED_PACKAGES="${APT_ALL_INSTALLED_PACKAGES}${APT_YAML_SEPARATOR}${name}"
  done
  set -x
}
APT_REPOSITORY1="http://us.archive.ubuntu.com/ubuntu/"
APT_DISTRIBUTIONS1="[ bionic ]"
APT_COMPONENTS1="[ main, universe, restricted, multiverse ]"
APT_SUBREPOS1="[ backports, updates ]"
APT_GPGKEYID1="437D 05B5"
APT_GPGKEY1="-----BEGIN PGP PUBLIC KEY BLOCK-----
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APT_REPOSITORY2="http://security.ubuntu.com/ubuntu/"
APT_DISTRIBUTIONS2="[ bionic ]"
APT_COMPONENTS2="[ main, universe, restricted, multiverse ]"
APT_SUBREPOS2="[ security ]"
APT_GPGKEYID2="C0B2 1F32"
APT_GPGKEY2="-----BEGIN PGP PUBLIC KEY BLOCK-----
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-----END PGP PUBLIC KEY BLOCK-----"
APT_REPOSITORY3="https://download.ceph.com/debian-mimic/"
APT_DISTRIBUTIONS3="[ bionic ]"
APT_COMPONENTS3="[ main ]"
APT_GPGKEYID3="460F 3994"
APT_GPGKEY3="-----BEGIN PGP PUBLIC KEY BLOCK-----
Version: GnuPG v1

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#deb https://download.ceph.com/debian-mimic/ bionic main
EXEC_DIR=/var/${NAME}/exec
# this used in test_overrides to check amount of daemonsets defined
EXPECTED_NUMBER_OF_DAEMONSETS=17
apt update
type lshw || apt -y install lshw
type apparmor_parser || apt -y install apparmor
type ethtool || apt -y install ethtool
nic_info="$(lshw -class network)"
physical_nic=''
IFS=$'\n'
for line in ${nic_info}; do
  if [[ ${line} = *'physical id:'* ]]; then
    physical_nic=true
  fi
  if [ "${physical_nic}" = 'true' ] && [[ ${line} = *'logical name'* ]]; then
    DEVICE="$(echo "${line}" | cut -d':' -f2 | tr -d '[:space:]')"
    echo "Found device: '${DEVICE}' to use for ethtool testing"
    break
  fi
done
IFS=$DEFAULT_IFS
if [ -z "${DEVICE}" ]; then
    echo "[FAIL] Could not find physical NIC for testing." >> "${TEST_RESULTS}"
    exit 1
fi
# Not all hardware has the same NIC tunables to use for testing
if [[ $(/sbin/ethtool -k "${DEVICE}" | grep "${ETHTOOL_KEY3}:") =~ .*fixed.* ]]; then
  ETHTOOL_KEY3="${ETHTOOL_KEY3_BACKUP}"
fi
if [[ $(/sbin/ethtool -k "${DEVICE}" | grep "${ETHTOOL_KEY5}:") =~ .*fixed.* ]]; then
  ETHTOOL_KEY5="${ETHTOOL_KEY5_BACKUP}"
fi

exec >& >(while read line; do echo "${line}" | sudo tee -a ${LOG_NAME}; done)

set -x

wait_for_tiller_ready(){
  local helm_error
  local retries=5
  while [ $retries -gt 0 ]; do
    # the message typically returned before tiller is ready is
    # 'Error: could not find a ready tiller pod'
    helm_error="$(helm status ${NAME} 2>&1 | grep 'Error')"
    if [ -z "${helm_error}" ]; then return 0; fi
    sleep 10
    (( retries-- ))
  done
  echo "[FAIL] Tiller pod not ready or not available." >> "${TEST_RESULTS}"
  exit 1
}

purge_containers(){
  local chart_status
  chart_status="$(helm status ${NAME})"
  if [ -n "${chart_status}" ]; then
    helm uninstall ${NAME}
  fi
}

__set_systemd_name(){
  if [ "${2}" = 'mount' ]; then
    SYSTEMD_NAME="$(systemd-escape -p --suffix=mount "${1}")"
  else
    SYSTEMD_NAME="$(systemd-escape -p --suffix=service "${1}")"
  fi
}

_teardown_systemd(){
  __set_systemd_name "${1}" "${2}"
  sudo systemctl stop "${SYSTEMD_NAME}" >& /dev/null || true
  sudo systemctl disable "${SYSTEMD_NAME}" >& /dev/null || true
  sudo rm "/etc/systemd/system/${SYSTEMD_NAME}" >& /dev/null || true
}

clean_persistent_files(){
  sudo rm -r /var/${NAME} >& /dev/null || true
  sudo rm -r /etc/sysctl.d/60-${NAME}-* >& /dev/null || true
  sudo rm -r /etc/security/limits.d/60-${NAME}-* >& /dev/null || true
  sudo rm -r /etc/apparmor.d/${NAME}-* >& /dev/null || true
  _teardown_systemd ${MOUNTS_PATH1} mount
  _teardown_systemd ${MOUNTS_PATH2} mount
  _teardown_systemd ${MOUNTS_PATH3} mount
  sudo systemctl daemon-reload
}

_write_sysctl(){
  sudo /sbin/sysctl -w ${1}=${2}
}

_write_ethtool(){
  local cur_val
  if [ -z "${2}" ]; then
    return
  fi
  cur_val="$(/sbin/ethtool -k ${1} |
             grep "${2}:" | cut -d':' -f2 | cut -d' ' -f2)"
  if [ "${cur_val}" != "${3}" ]; then
    sudo /sbin/ethtool -K ${1} ${2} ${3} || true
  fi
}

_reset_account(){
  if [ -n "$1" ]; then
    sudo deluser $1 >& /dev/null || true
    sudo rm -r /home/$1 >& /dev/null || true
    sudo rm /etc/sudoers.d/*$1* >& /dev/null || true
  fi
}

init_default_state(){
  # wait_for_tiller_ready
  purge_containers
  clean_persistent_files
  # set sysctl original vals
  _write_sysctl ${SYSCTL_KEY1} ${SYSCTL_VAL1_DEFAULT}
  _write_sysctl ${SYSCTL_KEY2} ${SYSCTL_VAL2_DEFAULT}
  _write_sysctl ${SYSCTL_KEY3} ${SYSCTL_VAL3_DEFAULT}
  _write_sysctl ${SYSCTL_KEY4} ${SYSCTL_VAL4_DEFAULT}
  # set ethtool original vals
  _write_ethtool ${DEVICE} ${ETHTOOL_KEY2} ${ETHTOOL_VAL2_DEFAULT}
  _write_ethtool ${DEVICE} "${ETHTOOL_KEY3}" ${ETHTOOL_VAL3_DEFAULT}
  _write_ethtool ${DEVICE} ${ETHTOOL_KEY4} ${ETHTOOL_VAL4_DEFAULT}
  _write_ethtool ${DEVICE} ${ETHTOOL_KEY5} ${ETHTOOL_VAL5_DEFAULT}
  # Remove any created accounts, SSH keys
  _reset_account ${USERNAME1}
  _reset_account ${USERNAME2}
  _reset_account ${USERNAME3}
  _reset_account ${USERNAME4}
}

install(){
  purge_containers
  helm upgrade --install "${NAME}" "${NAME}" --namespace="${NAME}" --debug  "$@"
}

upgrade(){
  helm upgrade --install "${NAME}" "${NAME}" --namespace="${NAME}" --debug "$@"
}

dry_run(){
  helm upgrade --install "${NAME}" "${NAME}" --namespace="${NAME}" --dry-run --debug "$@"
}

# parameter 1 to get_container_status is the module name (e.g., "apt")
# parameter 2 is optional and can be "expect_failure" to return success
# on container failure and failure on container success, or "ignore_failure"
# to return success regardless of container status.
get_container_status(){
  local deployment="${1}"
  local log_connect_timeout=60
  local log_connect_sleep_interval=2
  local wait_time=0
  local status
  while : ; do
    container="$(kubectl get pods --namespace="${NAME}" | grep ${NAME}-${deployment} | grep -v Terminating | cut -d' ' -f1)"
    kubectl logs "${container}" --namespace="${NAME}" > /dev/null && break || \
      echo "Waiting for container logs..." && \
      wait_time=$((${wait_time} + ${log_connect_sleep_interval})) && \
      sleep ${log_connect_sleep_interval}
    if [ ${wait_time} -ge ${log_connect_timeout} ]; then
      if [ "${2}" = 'ignore_failure' ]; then
        echo "Hit timeout while waiting for container logs to become available (ignored)."
      else
        echo "[FAIL] Hit timeout while waiting for container logs to become available." >> "${TEST_RESULTS}"
        exit 1
      fi
    fi
  done
  local container_runtime_timeout=210
  local container_runtime_sleep_interval=5
  wait_time=0
  while : ; do
    # don't echo the entire log every time we check - it bogs down the test script
    # and causes problems with zuul
    set +x
    CLOGS="$(kubectl logs --namespace="${NAME}" "${container}" 2>&1)" || true
    # the test below now looks at the last ten lines of the log rather than
    # just the last line, since there are cases where other things have to get
    # logged after the error / success message.
    status="$(echo -e ${CLOGS} | tail -n 10)"
    set -x
    if [[ $(echo -e ${status} | tr -d '[:cntrl:]') = *ERROR* ]] ||
       [[ $(echo -e ${status} | tr -d '[:cntrl:]') = *TRACE* ]]; then
      if [ "${2}" = 'expect_failure' ]; then
        echo 'Pod exited as expected'
        break
      elif [ "${2}" = 'ignore_failure' ]; then
        echo 'Pod exited with error status (ignored).'
        break
      else
        echo '[FAIL] Expected pod to complete successfully, but pod reported errors' >> "${TEST_RESULTS}"
        echo 'pod logs:' >> "${TEST_RESULTS}"
        printf '%s' "${CLOGS}" >> "${TEST_RESULTS}"
        exit 1
      fi
    elif [[ $(echo -e ${status} | tr -d '[:cntrl:]') = *'INFO Putting the daemon to sleep'* ]] ||
    [[ $(echo -e ${status} | tr -d '[:cntrl:]') = *'DEBUG + exit 0'* ]]; then
      if [ "${2}" = 'expect_failure' ]; then
        echo '[FAIL] Expected pod to die with error, but pod completed successfully' >> "${TEST_RESULTS}"
        echo 'pod logs:' >> "${TEST_RESULTS}"
        printf '%s' "${CLOGS}" >> "${TEST_RESULTS}"
        exit 1
      else
        echo 'Pod completed without errors.'
        break
      fi
    else
      wait_time=$((${wait_time} + ${container_runtime_sleep_interval}))
      sleep ${container_runtime_sleep_interval}
    fi
    if [ ${wait_time} -ge ${container_runtime_timeout} ]; then
      echo 'Hit timeout while waiting for container to complete work.'
      break
    fi
  done
}

# helper function to echo the pod log for debugging after a failure
_dump_pod_log_on_secondary_fail(){
  echo '[FAIL] pod logs:' >> "${TEST_RESULTS}"
  printf '%s' "${CLOGS}" >> "${TEST_RESULTS}"
}

_test_sysctl_default(){
  if [ "$(/sbin/sysctl "${1}" | cut -d'=' -f2 | tr -d '[:space:]')" != "${2}" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected kernel parameter ${1} to be set to ${2}, but it was not." >> "${TEST_RESULTS}"
    exit 1
  fi
}

_test_sysctl_value(){
  _test_sysctl_default "${1}" "${2}"
  local key="${1//\//.}"
  if [ "$(cat /etc/sysctl.d/60-${NAME}-${key}.conf)" != "${key}=${2}" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected kernel parameter ${key}=${2} to be persisted in /etc/sysctl.d, but it was not." >> "${TEST_RESULTS}"
    exit 1
  fi
}

_test_exec_match(){
  expected_result="$1"
  exec_testfile="$2"
  testID="$3"
  if [[ $expected_result != $(cat $exec_testfile) ]]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] exec $testID failed. Expected:" >> "${TEST_RESULTS}"
    echo $expected_result >> "${TEST_RESULTS}"
    echo "but got:" >> "${TEST_RESULTS}"
    echo $(cat $exec_testfile) >> "${TEST_RESULTS}"
    exit 1
  fi
  rm $exec_testfile
}

_test_exec_count(){
  script_location="${1}"
  script_name="${2}"
  script_expected_run_count="${3}"
  script_run_count=$(wc -l "${script_location}")
  if [[ ${script_run_count} -ne ${script_expected_run_count} ]]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected '${script_name}' to run '${script_expected_run_count}' times, but instead it ran '$script_run_count' times" >> "${TEST_RESULTS}"
    exit 1
  fi
}

_test_clog_msg(){
  if [[ $CLOGS != *${1}* ]]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Did not find expected string: '${1}'" >> "${TEST_RESULTS}"
    echo "in container logs:" >> "${TEST_RESULTS}"
    printf '%s' "${CLOGS}" >> "${TEST_RESULTS}"
    exit 1
  fi
}

alias install_base="install ${BASE_VALS}"
alias dry_run_base="dry_run ${BASE_VALS}"
# On certain opendev hardware, it's not possible to change the
# ethtool tunables, or the expected tunables are unavailable.
# Until we have a mechanism to schedule to the right hardware,
# we will just issue a warning whenever these tests fail instead
# of failing the gate.
alias ethtool_opendev_warn='echo [WARN] ethtool validation failure at Line "$LINENO", ignoring.'
shopt -s expand_aliases

test_sysctl(){
  # Test the first set of values
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set1.yaml
  local val1=0
  local val2=1
  local val3=0
  local val4=0
  echo "conf:
  sysctl:
    $SYSCTL_KEY1: $val1
    $SYSCTL_KEY2: $val2
    $SYSCTL_KEY3: $val3
    $SYSCTL_KEY4: $val4" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status sysctl
  _test_sysctl_value $SYSCTL_KEY1 $val1
  _test_sysctl_value $SYSCTL_KEY2 $val2
  _test_sysctl_value $SYSCTL_KEY3 $val3
  _test_sysctl_value $SYSCTL_KEY4 $val4
  echo '[SUCCESS] sysctl test1 passed successfully' >> "${TEST_RESULTS}"

  # Test an updated set of values
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set2.yaml
  val1=1
  val2=0
  val3=1
  val4=1
  echo "conf:
  sysctl:
    $SYSCTL_KEY1: $val1
    $SYSCTL_KEY2: $val2
    $SYSCTL_KEY3: $val3
    $SYSCTL_KEY4: $val4" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status sysctl
  _test_sysctl_value $SYSCTL_KEY1 $val1
  _test_sysctl_value $SYSCTL_KEY2 $val2
  _test_sysctl_value $SYSCTL_KEY3 $val3
  _test_sysctl_value $SYSCTL_KEY4 $val4
  echo '[SUCCESS] sysctl test2 passed successfully' >> "${TEST_RESULTS}"

  # Test revert/rollback functionality
  install_base
  get_container_status sysctl
  _test_sysctl_default $SYSCTL_KEY1 $SYSCTL_VAL1_DEFAULT
  _test_sysctl_default $SYSCTL_KEY2 $SYSCTL_VAL2_DEFAULT
  _test_sysctl_default $SYSCTL_KEY3 $SYSCTL_VAL3_DEFAULT
  _test_sysctl_default $SYSCTL_KEY4 $SYSCTL_VAL4_DEFAULT
  echo '[SUCCESS] sysctl test3 passed successfully' >> "${TEST_RESULTS}"

  # Test invalid key
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-invalid1.yaml
  echo "conf:
  sysctl:
    this.is.a.bogus.key: 1" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status sysctl expect_failure
  _test_clog_msg 'sysctl: cannot stat /proc/sys/this/is/a/bogus/key: No such file or directory'
  echo '[SUCCESS] sysctl test4 passed successfully' >> "${TEST_RESULTS}"

  # Test invalid val
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-invalid2.yaml
  echo "conf:
  sysctl:
    $SYSCTL_KEY1: bogus" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  # Sysctl does not report a non-zero exit code for this failure condition per
  # https://bugzilla.redhat.com/show_bug.cgi?id=1264080
  get_container_status sysctl
  _test_clog_msg 'sysctl: setting key "net.ipv4.conf.all.log_martians": Invalid argument'
  echo '[SUCCESS] sysctl test5 passed successfully' >> "${TEST_RESULTS}"
}

_test_limits_value(){
  local limit=${1}
  local domain=${2}
  local type=${3}
  local item=${4}
  local value=${5}
  test "$(cat /etc/security/limits.d/60-${NAME}-${limit}.conf)" = \
    "$domain $type $item $value"
}

test_limits(){
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}.yaml
  echo "conf:
  limits:
    limit1:
      domain: root
      type: hard
      item: core
      value: 0
    limit2:
      domain: '0:'
      type: soft
      item: nofile
      value: 101" > "${overrides_yaml}"
  echo $(cat ${overrides_yaml})
  install_base "--values=${overrides_yaml}"
  get_container_status limits
  _test_limits_value limit1 root hard core 0
  _test_limits_value limit2 '0:' soft nofile 101
  echo "[SUCCESS] test range loop for limits passed successfully" >> "${TEST_RESULTS}"
}

_test_perm_value(){
  local file=${1}
  local owner=${2}
  local group=${3}
  local perm=${4}
  local r_owner
  local r_group
  local r_perm
  r_owner="$(stat -c %U ${file})"
  r_group="$(stat -c %G ${file})"
  r_perm="$(stat -c %a ${file})"
  if [ "${perm}" != "${r_perm}" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] File ${file} has permissions ${r_perm} but expected ${perm}" >> "${TEST_RESULTS}"
    exit 1
  fi
  if [ "${owner}" != "${r_owner}" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] File ${file} has owner ${r_owner} but expected ${owner}" >> "${TEST_RESULTS}"
    exit 1
  fi
  if [ "${group}" != "${r_group}" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] File ${file} has group ${r_group} but expected ${group}" >> "${TEST_RESULTS}"
    exit 1
  fi
}

_perm_init_one(){
  local file=${1}
  local user=${file##*.}
  useradd ${user} -U
  chmod 777 ${file}
  chown ${user}:${user} ${file}
  echo ${file}
}

_make_p_temp(){
  echo $(mktemp "${TMPDIR:-/tmp}/${0##*/}.XXXXXX")
}

_perm_init(){
  # global vars!
  p_test_file1=$(_perm_init_one $(_make_p_temp))
  p_test_file2=$(_perm_init_one $(_make_p_temp))
}

_perm_teardown_one(){
  local file=${1}
  local user=${file##*.}
  deluser ${user} -q
  rm -f ${file}
}

_perm_teardown(){
  # global vars!
  _perm_teardown_one ${p_test_file1}
  unset p_test_file1
  _perm_teardown_one ${p_test_file2}
  unset p_test_file2
}

test_perm(){
  _perm_init
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}.yaml
  echo "conf:
  perm:
    paths:
    -
      path: ${p_test_file1}
      owner: 'root'
      group: 'shadow'
      permissions: '0640'
    -
      path: ${p_test_file2}
      owner: 'root'
      group: 'shadow'
      permissions: '0640'" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status perm
  _test_perm_value ${p_test_file1} root shadow 640
  _test_perm_value ${p_test_file2} root shadow 640
  echo "[SUCCESS] Positive test for perm passed successfully" >> "${TEST_RESULTS}"
  echo "conf:
  perm:
    paths:
    -
      path: ${p_test_file1}
      owner: 'root'
      group: 'shadow'
      permissions: '0640'" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status perm
  _test_perm_value ${p_test_file1} root shadow 640
  _test_perm_value ${p_test_file2} ${p_test_file2##*.} ${p_test_file2##*.} 777
  echo "[SUCCESS] Backup test for perm passed successfully" >> "${TEST_RESULTS}"
  # Test missing files (default behavior, fail on missing files)
  echo "conf:
  perm:
    paths:
    -
      path: /does/not/exist
      owner: 'root'
      group: 'shadow'
      permissions: '0640'
    -
      path: ${p_test_file2}
      owner: 'root'
      group: 'shadow'
      permissions: '0640'" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status perm ignore_failure
  _test_perm_value ${p_test_file2} ${p_test_file2##*.} ${p_test_file2##*.} 777
  echo '[SUCCESS] perm test fail on missing files passed successfully' >> "${TEST_RESULTS}"
  # Test missing files (ignore_missing=true, continue if files are missing)
  echo "conf:
  perm:
    ignore_missing: true
    paths:
    -
      path: /does/not/exist
      owner: 'root'
      group: 'shadow'
      permissions: '0640'
    -
      path: ${p_test_file2}
      owner: 'root'
      group: 'shadow'
      permissions: '0640'" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status perm
  _test_perm_value ${p_test_file2} root shadow 640
  echo '[SUCCESS] perm test ignore_missing passed successfully' >> "${TEST_RESULTS}"
  # Test invalid rerun_interval (too short)
  echo "conf:
  perm:
    rerun_interval: 30
    paths:
    -
      path: ${p_test_file1}
      owner: 'root'
      group: 'shadow'
      permissions: '0640'" > "${overrides_yaml}"
  if [ -z "$(install_base "--values=${overrides_yaml}" |& grep 'BAD .rerun_interval. Got')" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] perm test invalid rerun_interval value did not receive expected 'BAD .rerun_interval. Got' error" >> "${TEST_RESULTS}"
    exit 1
  fi
  echo '[SUCCESS] perm test invalid rerun_interval passed successfully' >> "${TEST_RESULTS}"
  # Test invalid rerun_interval combination
  echo "conf:
  perm:
    rerun_interval: 60
    rerun_policy: once_successfully
    paths:
    -
      path: ${p_test_file1}
      owner: 'root'
      group: 'shadow'
      permissions: '0640'" > "${overrides_yaml}"
  if [ -z "$(install_base "--values=${overrides_yaml}" |& grep 'BAD COMBINATION')" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] perm invalid rerun_interval combination did not receive expected 'BAD COMBINATION' error" >> "${TEST_RESULTS}"
    exit 1
  fi
  echo '[SUCCESS] perm invalid rerun_interval combination passed successfully' >> "${TEST_RESULTS}"
  # test rerun_interval
  echo "conf:
  perm:
    rerun_interval: 60
    paths:
    -
      path: ${p_test_file1}
      owner: 'root'
      group: 'shadow'
      permissions: '0640'" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status perm
  sleep 72
  get_container_status perm
  _test_perm_value ${p_test_file1} root shadow 640
  echo '[SUCCESS] perm rerun_interval passed successfully.' >> "${TEST_RESULTS}"
  _perm_teardown
}

_test_if_mounted_positive(){
  if ! mountpoint "${1}"; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected ${1} to be mounted, but it is not." >> "${TEST_RESULTS}"
    exit 1
  fi
  if [ -z "$(df -h | grep ${1} | grep ${2})" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected to find mount size of ${2} for mountpoint ${1} in mount table, but did not." >> "${TEST_RESULTS}"
    exit 1
  fi
  __set_systemd_name "${1}" mount

  if ! systemctl is-enabled "${SYSTEMD_NAME}"; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected ${SYSTEMD_NAME} to be flagged to start on boot, but it is not." >> "${TEST_RESULTS}"
    exit 1
  fi
}

_test_if_mounted_negative(){
  if mountpoint "${1}"; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected ${1} not to be mounted, but it was." >> "${TEST_RESULTS}"
    exit 1
  fi
  __set_systemd_name "${1}" mount
  if systemctl is-enabled "${SYSTEMD_NAME}"; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected ${SYSTEMD_NAME} not to be flagged to start on boot, but it is." >> "${TEST_RESULTS}"
    exit 1
  fi
}

test_mounts(){
  # Test the first set of values
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set1.yaml
  local mount_size=32M
  echo "conf:
  mounts:
    mnt:
      mnt_tgt: ${MOUNTS_PATH1}
      device: tmpfs
      type: tmpfs
      options: 'defaults,noatime,nosuid,nodev,noexec,mode=1777,size=${mount_size}'
    mnt2:
      mnt_tgt: ${MOUNTS_PATH2}
      device: tmpfs
      type: tmpfs
      options: 'defaults,noatime,nosuid,nodev,noexec,mode=1777,size=${mount_size}'
    mnt3:
      mnt_tgt: ${MOUNTS_PATH3}
      device: tmpfs
      type: tmpfs
      options: 'defaults,noatime,nosuid,nodev,noexec,mode=1777,size=${mount_size}'
      before: ntp.service
      after: dbus.service" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status mounts
  _test_if_mounted_positive ${MOUNTS_PATH1} ${mount_size}
  _test_if_mounted_positive ${MOUNTS_PATH2} ${mount_size}
  _test_if_mounted_positive ${MOUNTS_PATH3} ${mount_size}
  echo '[SUCCESS] mounts test1 passed successfully' >> "${TEST_RESULTS}"

  # Test an updated set of values
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set2.yaml
  mount_size=30M
  echo "conf:
  mounts:
    mnt:
      mnt_tgt: ${MOUNTS_PATH1}
      device: tmpfs
      type: tmpfs
      options: 'defaults,noatime,nosuid,nodev,noexec,mode=1777,size=${mount_size}'
    mnt2:
      mnt_tgt: ${MOUNTS_PATH2}
      device: tmpfs
      type: tmpfs
      options: 'defaults,noatime,nosuid,nodev,noexec,mode=1777,size=${mount_size}'
    mnt3:
      mnt_tgt: ${MOUNTS_PATH3}
      device: tmpfs
      type: tmpfs
      options: 'defaults,noatime,nosuid,nodev,noexec,mode=1777,size=${mount_size}'
      before: ntp.service
      after: dbus.service" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status mounts
  _test_if_mounted_positive ${MOUNTS_PATH1} ${mount_size}
  _test_if_mounted_positive ${MOUNTS_PATH2} ${mount_size}
  _test_if_mounted_positive ${MOUNTS_PATH3} ${mount_size}
  echo '[SUCCESS] mounts test2 passed successfully' >> "${TEST_RESULTS}"

  # Test revert/rollback functionality
  install_base
  get_container_status mounts
  _test_if_mounted_negative ${MOUNTS_PATH1}
  _test_if_mounted_negative ${MOUNTS_PATH2}
  _test_if_mounted_negative ${MOUNTS_PATH3}
  echo '[SUCCESS] mounts test3 passed successfully' >> "${TEST_RESULTS}"

  # Test invalid mount
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-invalid1.yaml
  echo "conf:
  mounts:
    mnt:
      mnt_tgt: '${MOUNTS_PATH1}'
      device: '/dev/bogus'
      type: 'bogus'
      options: 'defaults'" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status mounts expect_failure # systemd has long 3 min timeout
  __set_systemd_name "${MOUNTS_PATH1}" mount
  _test_clog_msg "Mount failed: ${SYSTEMD_NAME}"
  echo '[SUCCESS] mounts test4 passed successfully' >> "${TEST_RESULTS}"
}

_test_ethtool_value(){
  if [ -z "${1}" ]; then
    return
  fi
  test "$(/sbin/ethtool -k ${DEVICE} |
          grep "${1}:" | cut -d':' -f2 | tr -d '[:space:]')" = "${2}"
}

test_ethtool(){
  # On certain opendev hardware, it's not possible to change the
  # ethtool tunables, or the expected tunables are unavailable.
  # Until we have a mechanism to schedule to the right hardware,
  # we will just issue a warning whenever these tests fail instead
  # of failing the gate (thus the "ignore_failure" on get_container_status
  # calls in this section)

  # Test the first set of values
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set1.yaml
  local val2=on
  local val3=off
  [ -n "${ETHTOOL_KEY3}" ] && local line2_1="${ETHTOOL_KEY3}: $val3"
  local val4=off
  echo "conf:
  ethtool:
    ${DEVICE}:
      $ETHTOOL_KEY2: $val2
      $line2_1
      $ETHTOOL_KEY4: $val4" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status ethtool ignore_failure
  _test_ethtool_value $ETHTOOL_KEY2 $val2
  _test_ethtool_value "$ETHTOOL_KEY3" $val3
  _test_ethtool_value $ETHTOOL_KEY4 $val4
  echo '[SUCCESS] ethtool test1 passed successfully' >> "${TEST_RESULTS}"

  # Test an updated set of values
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set2.yaml
  val2=off
  val3=on
  [ -n "${ETHTOOL_KEY3}" ] && local line2_2="${ETHTOOL_KEY3}: $val3"
  val4=on
  echo "conf:
  ethtool:
    ${DEVICE}:
      $ETHTOOL_KEY2: $val2
      $line2_2
      $ETHTOOL_KEY4: $val4" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status ethtool ignore_failure
  _test_ethtool_value $ETHTOOL_KEY2 $val2 && \
    echo "[SUCCESS] ethtool test2 $ETHTOOL_KEY2:$val2 passed successfully" >> "${TEST_RESULTS}" || \
    ethtool_opendev_warn
  _test_ethtool_value "$ETHTOOL_KEY3" $val3 && \
    echo "[SUCCESS] ethtool test2 $ETHTOOL_KEY3:$val3 passed successfully" >> "${TEST_RESULTS}" || \
    ethtool_opendev_warn
  _test_ethtool_value $ETHTOOL_KEY4 $val4 && \
    echo "[SUCCESS] ethtool test2 $ETHTOOL_KEY4:$val4 passed successfully" >> "${TEST_RESULTS}" || \
    ethtool_opendev_warn

  # Test revert/rollback functionality
  install_base
  get_container_status ethtool ignore_failure
  _test_ethtool_value $ETHTOOL_KEY2 $ETHTOOL_VAL2_DEFAULT && \
    echo "[SUCCESS] ethtool test3 $ETHTOOL_KEY2:$ETHTOOL_VAL2_DEFAULT passed successfully" >> "${TEST_RESULTS}" || \
    ethtool_opendev_warn
  _test_ethtool_value "$ETHTOOL_KEY3" $ETHTOOL_VAL3_DEFAULT && \
    echo "[SUCCESS] ethtool test3 $ETHTOOL_KEY3:$ETHTOOL_VAL3_DEFAULT passed successfully" >> "${TEST_RESULTS}" || \
    ethtool_opendev_warn
  _test_ethtool_value $ETHTOOL_KEY4 $ETHTOOL_VAL4_DEFAULT && \
    echo "[SUCCESS] ethtool test3 $ETHTOOL_KEY4:$ETHTOOL_VAL4_DEFAULT passed successfully" >> "${TEST_RESULTS}" || \
    ethtool_opendev_warn

  # Test invalid key
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-invalid1.yaml
  echo "conf:
  ethtool:
    ${DEVICE}:
      this-is-a-bogus-key: $val2" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status ethtool expect_failure
  _test_clog_msg "Could not find requested param this-is-a-bogus-key for ${DEVICE}"
  echo '[SUCCESS] ethtool test4 passed successfully' >> "${TEST_RESULTS}"

  # Test invalid val
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-invalid2.yaml
  echo "conf:
  ethtool:
    ${DEVICE}:
      $ETHTOOL_KEY2: bogus" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status ethtool expect_failure
  _test_clog_msg "Expected 'on' or 'off', got 'bogus'"
  echo '[SUCCESS] ethtool test5 passed successfully' >> "${TEST_RESULTS}"

  # Test fixed (unchangeable) ethtool param
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-invalid3.yaml
  echo "conf:
  ethtool:
    ${DEVICE}:
      hw-tc-offload: on" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status ethtool expect_failure
  _test_clog_msg "does not permit changing the 'hw-tc-offload' setting"
  echo '[SUCCESS] ethtool test6 passed successfully' >> "${TEST_RESULTS}"

  # Test ethtool settings conflict
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-invalid4.yaml
  echo "conf:
  ethtool:
    ${DEVICE}:
      ${ETHTOOL_KEY2}: on
      ${ETHTOOL_KEY5}: off" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status ethtool expect_failure
  _test_clog_msg 'There is a conflict between settings chosen for this device.' && \
    echo '[SUCCESS] ethtool test7 passed successfully' >> "${TEST_RESULTS}" || \
    ethtool_opendev_warn
}

_test_user_enabled(){
  username=$1
  user_enabled=$2

  # verify the user exists
  if ! getent passwd "${username}" >& /dev/null; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected user ${username} to exist, but it does not." >> "${TEST_RESULTS}"
    exit 1
  fi
  if [ "${user_enabled}" = "true" ]; then
    # verify the user is not set to expired
    if [ "$(chage -l ${username} | grep 'Account expires' | cut -d':' -f2 |
            tr -d '[:space:]')" != "never" ]; then
      _dump_pod_log_on_secondary_fail
      echo "[FAIL] Expected user ${username} to be set to non-expired, but it was not." >> "${TEST_RESULTS}"
      exit 1
    fi
  else
    # Verify user is set to expired (@ t=1, 2 Jan 1970)
    if [ "$(chage -l ${username} | grep 'Account expires' | cut -d':' -f2 |
            tr -d '[:space:]')" != "Jan02,1970" ]; then
      _dump_pod_log_on_secondary_fail
      echo "[FAIL] Expected user ${username} to be set to expired, but it was not." >> "${TEST_RESULTS}"
      exit 1
    fi
  fi
}

_test_user_purged(){
  username=$1

  # Verify user is no longer defined
  if getent passwd "${username}" >& /dev/null; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected user ${username} to be purged, but it was not."  >> "${TEST_RESULTS}"
    exit 1
  fi

  if [ -d "/home/${username}" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected home directory for user ${username} to be removed, but it was not." >> "${TEST_RESULTS}"
    exit 1
  fi
}

_test_sudo_enabled(){
  username=$1
  sudo_enable=$2
  local keyword='divingbell'
  sudoers_file=$(ls -l /etc/sudoers.d | grep "${keyword}-${username}-sudo" | head -n 1)

  if [ "${sudo_enable}" = "true" ] && [ -z "$sudoers_file" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected user ${username} to have a file named ${keyword}-${username}-sudo in the sudoers directory, but it does not." >> "${TEST_RESULTS}"
    exit 1
  fi
  if [ "${sudo_enable}" != "true" ] && [ -n "$sudoers_file" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected user ${username} to have no file named ${keyword}-${username}-sudo in the sudoers directory, but it has one." >> "${TEST_RESULTS}"
    exit 1
  fi
}

_test_ssh_keys(){
  username=$1
  sshkey=$2
  ssh_file=/home/$username/.ssh/authorized_keys

  if [ "$sshkey" = "false" ]; then
    if [ -f "${ssh_file}" ]; then
    _dump_pod_log_on_secondary_fail
      echo "[FAIL] Expected user ${username} to have no .ssh/authorized_keys file, but it has one." >> "${TEST_RESULTS}"
      exit 1
    fi
  else
    if [ -z "$(grep ${sshkey} ${ssh_file})" ]; then
    _dump_pod_log_on_secondary_fail
      echo "[FAIL] Expected user ${username} to have ssh key ${sshkey}, but it does not." >> "${TEST_RESULTS}"
      exit 1
    fi
  fi
}

_test_user_passwd(){
  username=$1
  crypt_passwd="$2"

  if [ "$crypt_passwd" != "$(getent shadow $username | cut -d':' -f2)" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected user ${username} to have password ${crypt_passwd}, but it did not." >> "${TEST_RESULTS}"
    exit 1
  fi
}

test_uamlite(){
  # Test the first set of values
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set1.yaml
  echo "conf:
  uamlite:
    users:
    - user_name: ${USERNAME1}
      user_sudo: ${USERNAME1_SUDO}
      user_sshkeys:
      - ${USERNAME1_SSHKEY1}
    - user_name: ${USERNAME2}
      user_sudo: ${USERNAME2_SUDO}
      user_crypt_passwd: ${USERNAME2_CRYPT_PASSWD}
      user_sshkeys:
      - ${USERNAME2_SSHKEY1}
      - ${USERNAME2_SSHKEY2}
      - ${USERNAME2_SSHKEY3}
    - user_name: ${USERNAME3}
      user_sudo: ${USERNAME3_SUDO}
    - user_name: ${USERNAME4}" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status uamlite
  _test_user_enabled ${USERNAME1} true
  _test_sudo_enabled ${USERNAME1} ${USERNAME1_SUDO}
  _test_ssh_keys     ${USERNAME1} "${USERNAME1_SSHKEY1}"
  _test_user_passwd  ${USERNAME1} '*'
  _test_user_enabled ${USERNAME2} true
  _test_sudo_enabled ${USERNAME2} ${USERNAME2_SUDO}
  _test_ssh_keys     ${USERNAME2} "${USERNAME2_SSHKEY1}"
  _test_ssh_keys     ${USERNAME2} "${USERNAME2_SSHKEY2}"
  _test_ssh_keys     ${USERNAME2} "${USERNAME2_SSHKEY3}"
  _test_user_passwd  ${USERNAME2} ${USERNAME2_CRYPT_PASSWD}
  _test_user_enabled ${USERNAME3} true
  _test_sudo_enabled ${USERNAME3} ${USERNAME3_SUDO}
  _test_ssh_keys     ${USERNAME3} false
  _test_user_passwd  ${USERNAME3} '*'
  _test_user_enabled ${USERNAME4} true
  _test_sudo_enabled ${USERNAME4} ${USERNAME4_SUDO}
  _test_ssh_keys     ${USERNAME4} false
  _test_user_passwd  ${USERNAME4} '*'
  echo '[SUCCESS] uamlite test1 passed successfully' >> "${TEST_RESULTS}"

  # Test an updated set of values
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set2.yaml
  uname1_sudo=false
  uname2_sudo=true
  uname3_sudo=false
  echo "conf:
  uamlite:
    users:
    - user_name: ${USERNAME1}
      user_sudo: ${uname1_sudo}
    - user_name: ${USERNAME2}
      user_sudo: ${uname2_sudo}
      user_sshkeys:
      - ${USERNAME2_SSHKEY1}
      - ${USERNAME2_SSHKEY2}
    - user_name: ${USERNAME3}
      user_sudo: ${uname3_sudo}
      user_sshkeys:
      - ${USERNAME1_SSHKEY1}
      - ${USERNAME2_SSHKEY3}
    - user_name: ${USERNAME4}" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status uamlite
  _test_user_enabled ${USERNAME1} true
  _test_sudo_enabled ${USERNAME1} ${uname1_sudo}
  _test_ssh_keys     ${USERNAME1} false
  _test_user_passwd  ${USERNAME1} '*'
  _test_user_enabled ${USERNAME2} true
  _test_sudo_enabled ${USERNAME2} ${uname2_sudo}
  _test_ssh_keys     ${USERNAME2} "${USERNAME2_SSHKEY1}"
  _test_ssh_keys     ${USERNAME2} "${USERNAME2_SSHKEY2}"
  _test_user_passwd  ${USERNAME2} '*'
  _test_user_enabled ${USERNAME3} true
  _test_sudo_enabled ${USERNAME3} ${uname3_sudo}
  _test_ssh_keys     ${USERNAME3} "${USERNAME1_SSHKEY1}"
  _test_ssh_keys     ${USERNAME3} "${USERNAME2_SSHKEY3}"
  _test_user_passwd  ${USERNAME3} '*'
  _test_user_enabled ${USERNAME4} true
  _test_sudo_enabled ${USERNAME4} ${USERNAME4_SUDO}
  _test_ssh_keys     ${USERNAME4} false
  _test_user_passwd  ${USERNAME4} '*'
  echo '[SUCCESS] uamlite test2 passed successfully' >> "${TEST_RESULTS}"

  # Test revert/rollback functionality
  install_base
  get_container_status uamlite
  _test_user_enabled ${USERNAME1} false
  _test_sudo_enabled ${USERNAME1} false
  _test_user_enabled ${USERNAME2} false
  _test_sudo_enabled ${USERNAME2} false
  _test_user_enabled ${USERNAME3} false
  _test_sudo_enabled ${USERNAME3} false
  _test_user_enabled ${USERNAME4} false
  _test_sudo_enabled ${USERNAME4} false
  echo '[SUCCESS] uamlite test3 passed successfully' >> "${TEST_RESULTS}"

  # Test purge users flag
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set4.yaml
  echo "conf:
  uamlite:
    purge_expired_users: true" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status uamlite
  _test_user_purged ${USERNAME1}
  _test_user_purged ${USERNAME2}
  _test_user_purged ${USERNAME3}
  _test_user_purged ${USERNAME4}
  echo '[SUCCESS] uamlite test4 passed successfully' >> "${TEST_RESULTS}"

  # Test invalid password
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set5.yaml
  user2_crypt_passwd_invalid='plaintextPassword'
  echo "conf:
  uamlite:
    users:
    - user_name: ${USERNAME2}
      user_crypt_passwd: ${user2_crypt_passwd_invalid}" > "${overrides_yaml}"
  if [ -z "$(install_base "--values=${overrides_yaml}" |& grep 'BAD PASSWORD')" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] uamlite test5 did not receive expected 'BAD PASSWORD' error." >> "${TEST_RESULTS}"
    exit 1
  fi
  echo '[SUCCESS] uamlite test5 passed successfully.' >> "${TEST_RESULTS}"

  # Test invalid SSH key
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set6.yaml
  user2_bad_sshkey='AAAAB3NzaC1yc2EAAAABIwAAAQEAklOUpkDHrfHY17SbrmT key-comment'
  echo "conf:
  uamlite:
    users:
    - user_name: ${USERNAME2}
      user_sshkeys:
      - ${USERNAME2_SSHKEY1}
      - ${user2_bad_sshkey}
      - ${USERNAME2_SSHKEY3}" > "${overrides_yaml}"
  if [ -z "$(install_base "--values=${overrides_yaml}" |& grep 'BAD SSH KEY')" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] uamlite test6 did not receive expected 'BAD SSH KEY' error." >> "${TEST_RESULTS}"
    exit 1
  fi
  echo '[SUCCESS] uamlite test6 passed successfully.' >> "${TEST_RESULTS}"
}

_test_apt_package_version(){
  local pkg_name=$1
  local pkg_ver=$2
  if [ "${pkg_ver}" = "none" ]; then
    # Does not include residual-config
    if [ -n "$(dpkg -l | grep ${pkg_name} | grep -v ^rc)" ]; then
      _dump_pod_log_on_secondary_fail
      echo "[FAIL] Expected package ${pkg_name} not to be installed, but it was." >> "${TEST_RESULTS}"
      exit 1
    fi
  elif [ "${pkg_ver}" = "any" ]; then
    if [ -z "$(dpkg -l | grep ${pkg_name})" ]; then
      _dump_pod_log_on_secondary_fail
      echo "[FAIL] Expected package ${pkg_name} to be installed, but it wasn't." >> "${TEST_RESULTS}"
      exit 1
    fi
  else
    if [ $(dpkg -l | awk "/[[:space:]]${pkg_name}[[:space:]]/"'{print $3}') != "${pkg_ver}" ]; then
      _dump_pod_log_on_secondary_fail
      echo "[FAIL] Expected package ${pkg_name} version ${pkg_ver} to be installed, but it wasn't." >> "${TEST_RESULTS}"
      exit 1
    fi
  fi
}

_test_apt_repositories(){
  local repositories=$1
  local remaining_repos
  for repository in $repositories
  do
    if ! grep -qrh "$repository" /etc/apt/sources.list /etc/apt/sources.list.d/*
    then
      _dump_pod_log_on_secondary_fail
      echo "[FAIL] Expected repository ${repository} to be added, but it wasn't." >> "${TEST_RESULTS}"
      exit 1
    fi
  done
  remaining_repos=$(grep -qrh "^deb" /etc/apt/sources.list /etc/apt/sources.list.d/* | sort -u | grep -v "${repositories// /\\|}" | awk '{print$2}')
  for repo in $remaining_repos
  do
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected repository ${repo} not to be added, but it was." >> "${TEST_RESULTS}"
    exit 1
  done
}

_test_apt_keys(){
  # NOTE: this is somewhat brittle as the output format of apt-key has been known to change.
  # current code is written for the format:
  # /etc/apt/trusted.gpg.d/some-key.gpg
  # ------------------------------------------------------
  # pub   rsa4096 2001-01-01 [SC]
  #       0000 0000 0000 0000 0000  0000 0000 0000 0000 0000
  # uid           [ unknown] words words words (2001) <somebody@somewhere.com>
  # The keys specified at the top of the script ($APT_GPGKEYID1 etc.) should match the
  # first 4-digit hex value listed.

  local keys=$1
  for key in $keys
  do
    if [ -z "$(apt-key list | grep "$key")" ]
    then
      _dump_pod_log_on_secondary_fail
      echo "[FAIL] The gpg key starting with (${key}) was not installed." >> "${TEST_RESULTS}"
      exit 1
    fi
  done
  remaining_keys=$(apt-key list | grep -A 1 "^pub" | grep -v "^pub" | grep -v -x "\-\-" | grep -v "${keys// /\\|}" | awk '{print$1}')
  for rkey in $remaining_keys
  do
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] The gpg key starting with (${rkey}) should not be installed." >> "${TEST_RESULTS}"
    exit 1
  done
}

test_apt(){
  # Test the valid set of packages
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set1.yaml
  echo "conf:
  apt:
    allow_downgrade: true
    packages:
    - name: $APT_PACKAGE1
      version: $APT_VERSION1
    - name: $APT_PACKAGE2" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status apt
  _test_apt_package_version $APT_PACKAGE1 $APT_VERSION1
  _test_apt_package_version $APT_PACKAGE2 any
  echo '[SUCCESS] apt test1 passed successfully' >> "${TEST_RESULTS}"

  # Test removal of one package and install of one new package
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set2.yaml
  echo "conf:
  apt:
    packages:
    - name: $APT_PACKAGE2
      debconf:
      - question: mysql-server/root_password
        question_type: password
        answer: rootpw
      - question: mysql-server/root_password_again
        question_type: password
        answer: rootpw
    - name: $APT_PACKAGE3
      version: $APT_VERSION3" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status apt
  _test_apt_package_version $APT_PACKAGE1 none
  _test_apt_package_version $APT_PACKAGE2 any
  # Each entry in passwords.dat contains question value in Name and Template
  # field, so grepping root_password should return 4 lines
  if [[ $(grep -c root_password /var/cache/debconf/passwords.dat) != 4 ]]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Package $APT_PACKAGE2 should have debconf values configured" >> "${TEST_RESULTS}"
    exit 1
  fi
  _test_apt_package_version $APT_PACKAGE3 $APT_VERSION3
  echo '[SUCCESS] apt test2 passed successfully' >> "${TEST_RESULTS}"

  # Test removal of all installed packages and install of one that already exists
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set3.yaml
  echo "conf:
  apt:
    packages:
    - name: $APT_PACKAGE4" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status apt
  _test_apt_package_version $APT_PACKAGE2 none
  _test_apt_package_version $APT_PACKAGE3 none
  echo '[SUCCESS] apt test3 passed successfully' >> "${TEST_RESULTS}"

  # Test package not installed by divingbell not removed
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set4.yaml
  echo "conf:
  apt:
    packages:
    - name: $APT_PACKAGE5" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status apt
  _test_apt_package_version $APT_PACKAGE4 any  # Should still be present
  _test_apt_package_version $APT_PACKAGE5 any
  echo '[SUCCESS] apt test4 passed successfully' >> "${TEST_RESULTS}"

  # Test invalid package name
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-invalid1.yaml
  echo "conf:
  apt:
    packages:
    - name: some-random-name
      version: whatever" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status apt expect_failure
  _test_clog_msg 'E: Unable to locate package some-random-name'
  echo '[SUCCESS] apt test5 passed successfully' >> "${TEST_RESULTS}"

  # Test blacklistpkgs
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set5.yaml
  echo "conf:
  apt:
    packages:
    - name: $APT_PACKAGE6
    blacklistpkgs:
    - $APT_PACKAGE6" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status apt
  _test_apt_package_version $APT_PACKAGE6 none
  echo '[SUCCESS] apt test6 passed successfully' >> "${TEST_RESULTS}"

  # Test add several repositories with gpg keys
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set6.yaml
  echo "conf:
  apt:
    repositories:
      repository_name1:
        url: $APT_REPOSITORY1
        distributions: $APT_DISTRIBUTIONS1
        components: $APT_COMPONENTS1
        subrepos: $APT_SUBREPOS1
        gpgkey: |-
$(printf '%s' "$APT_GPGKEY1" | awk '{printf "          %s\n", $0}')
      repository_name2:
        url: $APT_REPOSITORY2
        distributions: $APT_DISTRIBUTIONS2
        components: $APT_COMPONENTS2
        subrepos: $APT_SUBREPOS2
        gpgkey: |-
$(printf '%s' "$APT_GPGKEY2" | awk '{printf "          %s\n", $0}')
      repository_name3:
        url: $APT_REPOSITORY3
        distributions: $APT_DISTRIBUTIONS3
        components: $APT_COMPONENTS3
        subrepos: $APT_SUBREPOS3
        gpgkey: |-
$(printf '%s' "$APT_GPGKEY3" | awk '{printf "          %s\n", $0}')" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status apt
  _test_apt_repositories "$APT_REPOSITORY1 $APT_REPOSITORY2 $APT_REPOSITORY3"
  _test_apt_keys "$APT_GPGKEYID1 $APT_GPGKEYID2 $APT_GPGKEYID3"
  echo '[SUCCESS] apt test7 passed successfully' >> "${TEST_RESULTS}"

  # Test add same gpg key two times
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set7.yaml
  echo "conf:
  apt:
    repositories:
      repository_name1:
        url: $APT_REPOSITORY1
        distributions: $APT_DISTRIBUTIONS1
        components: $APT_COMPONENTS1
        subrepos: $APT_SUBREPOS1
        gpgkey: |-
$(printf '%s' "$APT_GPGKEY1" | awk '{printf "          %s\n", $0}')
      repository_name2:
        url: $APT_REPOSITORY2
        distributions: $APT_DISTRIBUTIONS2
        components: $APT_COMPONENTS2
        subrepos: $APT_SUBREPOS2
        gpgkey: |-
$(printf '%s' "$APT_GPGKEY1" | awk '{printf "          %s\n", $0}')" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status apt
  _test_apt_repositories "$APT_REPOSITORY1 $APT_REPOSITORY2"
  _test_apt_keys "$APT_GPGKEYID1"
  echo '[SUCCESS] apt test8 passed successfully' >> "${TEST_RESULTS}"

  # Test groups of packages using a map
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set8.yaml
  echo "conf:
  apt:
    packages:
      fun:
        - name: $APT_PACKAGE7
      funner:
        - name: $APT_PACKAGE8" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status apt
  _test_apt_package_version $APT_PACKAGE7 any
  _test_apt_package_version $APT_PACKAGE8 any
  echo '[SUCCESS] apt test9 passed successfully' >> "${TEST_RESULTS}"

  # Test adding a package in strict mode
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set9.yaml
  APT_ALL_INSTALLED_PACKAGES="    packages:"
  build_all_packages_yaml $(dpkg -l | awk 'NR>5 {print $2}')
  echo "conf:
  apt:
    strict: true
$APT_ALL_INSTALLED_PACKAGES
    - name: $APT_PACKAGE9" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status apt
  _test_apt_package_version $APT_PACKAGE9 any
  # PACKAGE4 used earlier is intended to be a package that is always installed
  _test_apt_package_version $APT_PACKAGE4 any
  echo '[SUCCESS] apt test10 passed successfully' >> "${TEST_RESULTS}"

  # Test removing a package in strict mode
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set10.yaml
  # using the same APT_ALL_INSTALLED_PACKAGES from above,
  # which does NOT have APT_PACKAGE9
  echo "conf:
  apt:
    strict: true
$APT_ALL_INSTALLED_PACKAGES" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status apt
  _test_apt_package_version $APT_PACKAGE9 none
  # PACKAGE4 used earlier is intended to be a package that is always installed
  _test_apt_package_version $APT_PACKAGE4 any
  echo '[SUCCESS] apt test11 passed successfully' >> "${TEST_RESULTS}"
}

# test exec module
test_exec(){
  # test script execution ordering, args, and env vars
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set1.yaml
  echo 'conf:
  exec:
    030-script5.sh:
      blocking_policy: foreground_halt_pod_on_failure
      env:
        env1: env1-val
        env2: env2-val
        env3: env3-val
      args:
      - arg1
      - arg2
      - arg3
      data: |
        #!/bin/bash
        echo script name: ${BASH_SOURCE[0]} >> exec_testfile
        echo args: "$@" >> exec_testfile
        echo env: "$env1 $env2 $env3" >> exec_testfile
    005-script1.sh:
      blocking_policy: foreground
      data: |
        #!/bin/bash
        rm exec_testfile 2> /dev/null || true
        echo script name: ${BASH_SOURCE[0]} >> exec_testfile
    015-script3.sh:
      blocking_policy: foreground_halt_pod_on_failure
      data: |
        #!/bin/bash
        echo script name: ${BASH_SOURCE[0]} >> exec_testfile
    008-script2.sh:
      data: |
        #!/bin/bash
        echo script name: ${BASH_SOURCE[0]} >> exec_testfile
    025-script4.sh:
      data: |
        #!/bin/bash
        echo script name: ${BASH_SOURCE[0]} >> exec_testfile' > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status exec
  expected_result='script name: ./005-script1.sh
script name: ./008-script2.sh
script name: ./015-script3.sh
script name: ./025-script4.sh
script name: ./030-script5.sh
args: arg1 arg2 arg3
env: env1-val env2-val env3-val'
  _test_exec_match "$expected_result" "${EXEC_DIR}/exec_testfile" "test1"
  echo '[SUCCESS] exec test1 passed successfully' >> "${TEST_RESULTS}"

  # Test blocking_policy
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set2.yaml
  echo 'conf:
  exec:
    030-script5.sh:
      blocking_policy: foreground_halt_pod_on_failure
      env:
        env1: env1-val
        env2: env2-val
        env3: env3-val
      args:
      - arg1
      - arg2
      - arg3
      data: |
        #!/bin/bash
        echo script name: ${BASH_SOURCE[0]} >> exec_testfile
        echo args: "$@" >> exec_testfile
        echo env: "$env1 $env2 $env3" >> exec_testfile
    005-script1.sh:
      blocking_policy: foreground
      data: |
        #!/bin/bash
        rm exec_testfile 2> /dev/null || true
        echo script name: ${BASH_SOURCE[0]} >> exec_testfile
    015-script3.sh:
      blocking_policy: foreground_halt_pod_on_failure
      data: |
        #!/bin/bash
        echo script name: ${BASH_SOURCE[0]} >> exec_testfile
        false
    008-script2.sh:
      data: |
        #!/bin/bash
        echo script name: ${BASH_SOURCE[0]} >> exec_testfile
    025-script4.sh:
      data: |
        #!/bin/bash
        echo script name: ${BASH_SOURCE[0]} >> exec_testfile' > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status exec expect_failure
  expected_result='script name: ./005-script1.sh
script name: ./008-script2.sh
script name: ./015-script3.sh'
  _test_exec_match "$expected_result" "${EXEC_DIR}/exec_testfile" "test2"
  echo '[SUCCESS] exec test2 passed successfully' >> "${TEST_RESULTS}"

  # Test invalid rerun_policy
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set3.yaml
  echo 'conf:
  exec:
    030-script5.sh:
      rerun_policy: foo
      data: |
        #!/bin/bash
        true' > "${overrides_yaml}"
  if [ -z "$(install_base "--values=${overrides_yaml}" 2>&1 | grep 'BAD .rerun_policy. FOR')" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] exec test3 did not receive expected 'BAD .rerun_policy. FOR' error" >> "${TEST_RESULTS}"
    exit 1
  fi
  echo '[SUCCESS] exec test3 passed successfully' >> "${TEST_RESULTS}"

  # Test invalid blocking_policy
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set4.yaml
  echo 'conf:
  exec:
    030-script5.sh:
      blocking_policy: foo
      data: |
        #!/bin/bash
        true' > "${overrides_yaml}"
  if [ -z "$(install_base "--values=${overrides_yaml}" 2>&1 | grep 'BAD .blocking_policy. FOR')" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] exec test4 did not receive expected 'BAD .blocking_policy. FOR' error" >> "${TEST_RESULTS}"
    exit 1
  fi
  echo '[SUCCESS] exec test4 passed successfully' >> "${TEST_RESULTS}"

  # Test rerun_policies:
  # 1. Unspecified
  # 2. always
  # 3. once_successfully, when script passes
  # 4. once_successfully, when script fails
  # 5. never

  # first execution
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set5.yaml
  echo 'conf:
  exec:
    001-script1.sh:
      data: |
        #!/bin/bash
        echo script name: ${BASH_SOURCE[0]} >> script1
    002-script2.sh:
      rerun_policy: always
      data: |
        #!/bin/bash
        echo script name: ${BASH_SOURCE[0]} >> script2
    003-script3.sh:
      rerun_policy: once_successfully
      data: |
        #!/bin/bash
        echo script name: ${BASH_SOURCE[0]} >> script3
    004-script4.sh:
      rerun_policy: once_successfully
      data: |
        #!/bin/bash
        echo script name: ${BASH_SOURCE[0]} >> script4
        false
    005-script5.sh:
      rerun_policy: never
      data: |
        #!/bin/bash
        echo script name: ${BASH_SOURCE[0]} >> script5
      env:
        env3: env3-val
        env1: env1-val
        env2: env2-val
      args:
      - arg2
      - arg1
      - arg3
manifests:
  daemonset_ethtool: false
  daemonset_mounts: false
  daemonset_uamlite: false
  daemonset_sysctl: false
  daemonset_limits: false
  daemonset_apt: false
  daemonset_perm: false' > "${overrides_yaml}"

  install_base "--values=${overrides_yaml}"
  get_container_status exec

  # run several times with the same values and evaluate results
  # (ensure no ordering issues cause hashing inconsistencies)
  for i in $(seq 0 11); do
    install_base "--values=${overrides_yaml}"
    get_container_status exec
    _test_exec_count "${EXEC_DIR}/script1" '001-script1.sh' $(($i + 2))
    _test_exec_count "${EXEC_DIR}/script2" '002-script1.sh' $(($i + 2))
    _test_exec_count "${EXEC_DIR}/script3" '003-script1.sh' '1'
    _test_exec_count "${EXEC_DIR}/script4" '004-script1.sh' $(($i + 2))
    _test_exec_count "${EXEC_DIR}/script5" '005-script1.sh' '1'
    echo "[SUCCESS] exec test$(($i + 5)) passed successfully" >> "${TEST_RESULTS}"
  done

  # test timeout
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set17.yaml
  echo 'conf:
  exec:
    011-timeout.sh:
      timeout: 11
      data: |
        #!/bin/bash
        sleep 60' > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status exec expect_failure
  _test_clog_msg 'timeout waiting for'
  echo '[SUCCESS] exec test17 passed successfully' >> "${TEST_RESULTS}"

  # Test invalid timeout
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set18.yaml
  echo 'conf:
  exec:
    011-timeout.sh:
      timeout: infinite
      data: |
        #!/bin/bash
        sleep 60' > "${overrides_yaml}"
  if [ -z "$(install_base "--values=${overrides_yaml}" 2>&1 | grep 'BAD .timeout. FOR')" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] exec test18 did not receive expected 'BAD .timeout. FOR' error" >> "${TEST_RESULTS}"
    exit 1
  fi
  echo '[SUCCESS] exec test18 passed successfully' >> "${TEST_RESULTS}"

  # Test invalid rerun_interval (too short)
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set19.yaml
  echo 'conf:
  exec:
    012-rerun-interval.sh:
      rerun_interval: 30
      data: |
        #!/bin/bash
        true' > "${overrides_yaml}"
  if [ -z "$(install_base "--values=${overrides_yaml}" 2>&1 | grep 'BAD .rerun_interval. FOR')" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] exec test19 did not receive expected 'BAD .rerun_interval. FOR' error" >> "${TEST_RESULTS}"
    exit 1
  fi
  echo '[SUCCESS] exec test19 passed successfully' >> "${TEST_RESULTS}"

  # Test invalid retry_interval (too short)
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set20.yaml
  echo 'conf:
  exec:
    012-retry-interval.sh:
      retry_interval: 30
      data: |
        #!/bin/bash
        true' > "${overrides_yaml}"
  if [ -z "$(install_base "--values=${overrides_yaml}" 2>&1 | grep 'BAD .retry_interval. FOR')" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] exec test20 did not receive expected 'BAD .retry_interval. FOR' error" >> "${TEST_RESULTS}"
    exit 1
  fi
  echo '[SUCCESS] exec test20 passed successfully' >> "${TEST_RESULTS}"

  # Test invalid rerun_interval combination
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set21.yaml
  echo 'conf:
  exec:
    012-rerun-interval.sh:
      rerun_interval: 60
      rerun_policy: once_successfully
      data: |
        #!/bin/bash
        true' > "${overrides_yaml}"
  if [ -z "$(install_base "--values=${overrides_yaml}" 2>&1 | grep 'BAD COMBINATION')" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] exec test21 did not receive expected 'BAD COMBINATION' error" >> "${TEST_RESULTS}"
    exit 1
  fi
  echo '[SUCCESS] exec test21 passed successfully' >> "${TEST_RESULTS}"

  # Test invalid retry_interval combination
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set22.yaml
  echo 'conf:
  exec:
    012-retry-interval.sh:
      retry_interval: 60
      rerun_policy: never
      data: |
        #!/bin/bash
        true' > "${overrides_yaml}"
  if [ -z "$(install_base "--values=${overrides_yaml}" 2>&1 | grep 'BAD COMBINATION')" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] exec test22 did not receive expected 'BAD COMBINATION' error" >> "${TEST_RESULTS}"
    exit 1
  fi
  echo '[SUCCESS] exec test22 passed successfully' >> "${TEST_RESULTS}"

  # test rerun_interval
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set23.yaml
  echo 'conf:
  exec:
    012-rerun-interval.sh:
      rerun_interval: 60
      data: |
        #!/bin/bash
        echo script name: ${BASH_SOURCE[0]} >> exec_testfile' > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status exec
  sleep 75
  get_container_status exec
  expected_result='script name: ./012-rerun-interval.sh
script name: ./012-rerun-interval.sh'
  _test_exec_match "$expected_result" "${EXEC_DIR}/exec_testfile" "test23"
  echo '[SUCCESS] exec test23 passed successfully' >> "${TEST_RESULTS}"

  # test retry_interval
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-set24.yaml
  echo 'conf:
  exec:
    012-retry-interval.sh:
      retry_interval: 60
      data: |
        #!/bin/bash
        echo script name: ${BASH_SOURCE[0]} >> exec_testfile
        false' > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status exec
  sleep 75
  get_container_status exec
  expected_result='script name: ./012-retry-interval.sh
script name: ./012-retry-interval.sh'
  _test_exec_match "$expected_result" "${EXEC_DIR}/exec_testfile" "test24"
  echo '[SUCCESS] exec test24 passed successfully' >> "${TEST_RESULTS}"
}

# test daemonset value overrides for hosts and labels
test_overrides(){
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-dryrun.yaml
  echo "conf:
  sysctl:
    net.ipv4.ip_forward: 1
    net.ipv6.conf.all.forwarding: 1
  overrides:
    divingbell_sysctl:
      labels:
      - label:
          key: compute_type
          values:
          - dpdk
          - sriov
        conf:
          sysctl:
            net.ipv4.ip_forward: 1
      - label:
          key: compute_type
          values:
          - special
        conf:
          sysctl:
            net.ipv4.ip_forward: 1
      - label:
          key: compute_type
          values:
          - special
        conf:
          sysctl:
            net.ipv4.ip_forward: 1
      hosts:
      - name: superhost
        conf:
          sysctl:
            net.ipv4.ip_forward: 0
            net.ipv6.conf.all.forwarding: 0
      - name: helm1
        conf:
          sysctl:
            net.ipv6.conf.all.forwarding: 0
      - name: specialhost
        conf:
          sysctl:
            net.ipv6.conf.all.forwarding: 1
    divingbell_mounts:
      labels:
      - label:
          key: blarg
          values:
          - soup
          - chips
        conf:
          mounts:
            mnt:
              mnt_tgt: /mnt
              device: tmpfs
              type: tmpfs
              options: 'defaults,noatime,nosuid,nodev,noexec,mode=1777,size=32M'
    divingbell_ethtool:
      hosts:
      - name: ethtool-host
        conf:
          ethtool:
            ens3:
              hw-tc-offload: on
    divingbell_bogus:
      labels:
      - label:
          key: bogus
          values:
          - foo
          - bar
        conf:
          bogus:
            other_stuff: XYZ
      - label:
          key: bogus_label
          values:
          - bogus_value
        conf:
          bogus:
            more_stuff: ABC
      hosts:
      - name: superhost2
        conf:
          bogus:
            other_stuff: FOO
            more_stuff: BAR" > "${overrides_yaml}"

  tc_output="$(dry_run_base "--values=${overrides_yaml}")"

  # Compare against expected number of generated daemonsets
  daemonset_count="$(echo "${tc_output}" | grep -c 'kind: DaemonSet')"
  if [ "${daemonset_count}" != "${EXPECTED_NUMBER_OF_DAEMONSETS}" ]; then
    _dump_pod_log_on_secondary_fail
    echo '[FAIL] overrides test 1 failed' >> "${TEST_RESULTS}"
    echo "Expected ${EXPECTED_NUMBER_OF_DAEMONSETS} daemonsets; got '${daemonset_count}'" >> "${TEST_RESULTS}"
    exit 1
  else
    echo '[SUCCESS] overrides test 1 passed successfully' >> "${TEST_RESULTS}"
  fi

  # TODO: Implement more robust tests that do not depend on match expression
  # ordering.

  # Verify generated affinity for another_label
  affinity_match_2=$(echo "${tc_output}" | grep '    spec:
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
            - matchExpressions:
              - key: another_label
                operator: In
                values:
                - "another_value"
              - key: kubernetes.io/hostname
                operator: NotIn
                values:
                - "superhost"
              - key: kubernetes.io/hostname
                operator: NotIn
                values:
                - "helm1"
              - key: kubernetes.io/hostname
                operator: NotIn
                values:
                - "specialhost"')
  if [ -z "${affinity_match_2}" ]; then
    _dump_pod_log_on_secondary_fail
    echo '[FAIL] overrides test 2 failed' >> "${TEST_RESULTS}"
    exit 1
  fi
  echo '[SUCCESS] overrides test 2 passed successfully' >> "${TEST_RESULTS}"

  # Verify generated affinity for compute_type
  affinity_match_3=$(echo "${tc_output}" | grep '    spec:
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
            - matchExpressions:
              - key: compute_type
                operator: In
                values:
                - "special"
              - key: another_label
                operator: NotIn
                values:
                - "another_value"
              - key: kubernetes.io/hostname
                operator: NotIn
                values:
                - "superhost"
              - key: kubernetes.io/hostname
                operator: NotIn
                values:
                - "helm1"
              - key: kubernetes.io/hostname
                operator: NotIn
                values:
                - "specialhost"')
  if [ -z "${affinity_match_3}" ]; then
    _dump_pod_log_on_secondary_fail
    echo '[FAIL] overrides test 3 failed' >> "${TEST_RESULTS}"
    exit 1
  fi
  echo '[SUCCESS] overrides test 3 passed successfully' >> "${TEST_RESULTS}"

  # Verify generated affinity for compute_type
  affinity_match_4=$(echo "${tc_output}" | grep '    spec:
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
            - matchExpressions:
              - key: compute_type
                operator: In
                values:
                - "dpdk"
                - "sriov"
              - key: compute_type
                operator: NotIn
                values:
                - "special"
              - key: another_label
                operator: NotIn
                values:
                - "another_value"
              - key: kubernetes.io/hostname
                operator: NotIn
                values:
                - "superhost"
              - key: kubernetes.io/hostname
                operator: NotIn
                values:
                - "helm1"
              - key: kubernetes.io/hostname
                operator: NotIn
                values:
                - "specialhost"')
  if [ -z "${affinity_match_4}" ]; then
    _dump_pod_log_on_secondary_fail
    echo '[FAIL] overrides test 4 failed' >> "${TEST_RESULTS}"
    exit 1
  fi
  echo '[SUCCESS] overrides test 4 passed successfully' >> "${TEST_RESULTS}"

  # Verify generated affinity for one of the daemonset hosts
  affinity_match_5=$(echo "${tc_output}" | grep '    spec:
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
            - matchExpressions:
              - key: blarg
                operator: In
                values:
                - "soup"
                - "chips"')
  if [ -z "${affinity_match_5}" ]; then
    _dump_pod_log_on_secondary_fail
    echo '[FAIL] overrides test 5 failed' >> "${TEST_RESULTS}"
    exit 1
  fi
  echo '[SUCCESS] overrides test 5 passed successfully' >> "${TEST_RESULTS}"

  # Verify generated affinity for one of the daemonset defaults
  affinity_match_6=$(echo "${tc_output}" | grep '    spec:
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
            - matchExpressions:
              - key: kubernetes.io/hostname
                operator: NotIn
                values:
                - "superhost"
              - key: kubernetes.io/hostname
                operator: NotIn
                values:
                - "helm1"
              - key: kubernetes.io/hostname
                operator: NotIn
                values:
                - "specialhost"
              - key: compute_type
                operator: NotIn
                values:
                - "dpdk"
                - "sriov"
              - key: compute_type
                operator: NotIn
                values:
                - "special"
              - key: another_label
                operator: NotIn
                values:
                - "another_value"')
  if [ -z "${affinity_match_6}" ]; then
    _dump_pod_log_on_secondary_fail
    echo '[FAIL] overrides test 6 failed' >> "${TEST_RESULTS}"
    exit 1
  fi
  echo '[SUCCESS] overrides test 6 passed successfully' >> "${TEST_RESULTS}"

  # The core functional test to ensure that overrides work.
  # fooKey was added to catch a corner case identified by:
  # https://storyboard.openstack.org/#!/story/2005936
  # If fooHost keys are leaking into this host's values, then this test
  # will fail when sysctl attempts to set the non-existant fooKey.
  overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-functional.yaml
  key1_override_val=0
  key2_non_override_val=0
  kube_hostname="$(kubectl describe nodes | grep kubernetes.io/hostname | head -1 | cut -d'=' -f2)" || true
  if [[ -z $kube_hostname ]]; then
    fallback_kube_hostname=minikube
    echo "[WARNING] Failed to get kubectl hostname, falling back to default $fallback_kube_hostname"
    echo "This test will fail if the kubernetes.io/hostname does not map to the node running this instance of k8s."
    kube_hostname="$fallback_kube_hostname"
  fi
  echo "conf:
  sysctl:
    $SYSCTL_KEY1: 1
    $SYSCTL_KEY2: $key2_non_override_val
  overrides:
    divingbell_sysctl:
      hosts:
      - name: fooHost
        conf:
          sysctl:
            fooKey: fooVal
      - name: $kube_hostname
        conf:
          sysctl:
            $SYSCTL_KEY1: $key1_override_val" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status sysctl
  _test_sysctl_default $SYSCTL_KEY1 $key1_override_val
  _test_sysctl_default $SYSCTL_KEY2 $key2_non_override_val
  echo '[SUCCESS] overrides test 7 passed successfully' >> "${TEST_RESULTS}"
}

_test_apparmor_profile_added(){
  local profile_file=$1
  local profile_name=$2
  local defaults_path='/var/divingbell/apparmor'
  local persist_path='/etc/apparmor.d'

  if [ ! -f "${defaults_path}/${profile_file}" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected AppArmor profile ${profile_file} to be found on the defaults path ${defaults_path}, but it was not." >> "${TEST_RESULTS}"
    exit 1
  fi
  if [ ! -L "${persist_path}/${profile_file}" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected symlink to AppArmor profile ${profile_file} to be found on the persist path ${persist_path}, but it was not." >> "${TEST_RESULTS}"
    exit 1
  fi

  profile_loaded=$(grep $profile_name /sys/kernel/security/apparmor/profiles || : )

  if [ -z "$profile_loaded" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected AppArmor profile ${profile_file} to be loaded, but it is not." >> "${TEST_RESULTS}"
    exit 1
  fi
  return 0
}

_test_apparmor_profile_removed(){
  local profile_file=$1
  local profile_name=$2
  local defaults_path='/var/divingbell/apparmor'
  local persist_path='/etc/apparmor.d'

  if [ -f "${defaults_path}/${profile_file}" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected AppArmor profile ${profile_file} to be removed from the defaults path ${defaults_path}, but it was not." >> "${TEST_RESULTS}"
    exit 1
  fi
  if [ -L "${persist_path}/${profile_file}" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected symlink to AppArmor profile ${profile_file} to be removed from the persist path ${persist_path}, but it was not." >> "${TEST_RESULTS}"
    exit 1
  fi

  profile_loaded=$(grep $profile_name /sys/kernel/security/apparmor/profiles || : )

  if [ -n "$profile_loaded" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected AppArmor profile ${profile_file} to be removed, but it is not." >> "${TEST_RESULTS}"
    exit 1
  fi

  reboot_message_present=$(grep $profile_file /var/run/reboot-required.pkgs || : )

  if [ -z "$reboot_message_present" ]; then
    _dump_pod_log_on_secondary_fail
    echo "[FAIL] Expected removed AppArmor profile ${profile_file} to be found in the reboot-required.pkgs file, but it is not." >> "${TEST_RESULTS}"
    exit 1
  fi

  return 0
}

test_apparmor(){
  local overrides_yaml=${LOGS_SUBDIR}/${FUNCNAME[0]}-apparmor.yaml

  #Test1 - check new profile added and loaded
  echo "conf:
  apparmor:
    profiles:
      divingbell-profile-1: |
        #include <tunables/global>
          /usr/sbin/profile-1 {
            #include <abstractions/apache2-common>
            #include <abstractions/base>
            #include <abstractions/nis>

            capability dac_override,
            capability dac_read_search,
            capability net_bind_service,
            capability setgid,
            capability setuid,

            /data/www/safe/* r,
            deny /data/www/unsafe/* r,
          }" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status apparmor
  _test_apparmor_profile_added divingbell-profile-1 profile-1
  echo '[SUCCESS] apparmor test1 passed successfully' >> "${TEST_RESULTS}"

  #Test2 - check new profile added and loaded, profile-1 still exist
  echo "conf:
  apparmor:
    profiles:
      divingbell-profile-1: |
        #include <tunables/global>
          /usr/sbin/profile-1 {
            #include <abstractions/apache2-common>
            #include <abstractions/base>
            #include <abstractions/nis>

            capability dac_override,
            capability dac_read_search,
            capability net_bind_service,
            capability setgid,
            capability setuid,

            /data/www/safe/* r,
            deny /data/www/unsafe/* r,
          }
      divingbell-profile-2: |
        #include <tunables/global>
          /usr/sbin/profile-2 {
            #include <abstractions/apache2-common>
            #include <abstractions/base>
            #include <abstractions/nis>

            capability dac_override,
            capability dac_read_search,
            capability net_bind_service,
            capability setgid,
            capability setuid,

            /data/www/safe/* r,
            deny /data/www/unsafe/* r,
          }" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status apparmor
  _test_apparmor_profile_added divingbell-profile-1 profile-1
  _test_apparmor_profile_added divingbell-profile-2 profile-2
  echo '[SUCCESS] apparmor test2 passed successfully' >> "${TEST_RESULTS}"

  #Test3 - check profile-2 removed, profile-1 still exist
  echo "conf:
  apparmor:
    complain_mode: true
    profiles:
      divingbell-profile-1: |
        #include <tunables/global>
          /usr/sbin/profile-1 {
            #include <abstractions/apache2-common>
            #include <abstractions/base>
            #include <abstractions/nis>

            capability dac_override,
            capability dac_read_search,
            capability net_bind_service,
            capability setgid,
            capability setuid,

            /data/www/safe/* r,
            deny /data/www/unsafe/* r,
          }" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status apparmor
  _test_apparmor_profile_added divingbell-profile-1 profile-1
  _test_apparmor_profile_removed divingbell-profile-2 profile-2
  echo '[SUCCESS] apparmor test3 passed successfully' >> "${TEST_RESULTS}"

  #Test4 - check for bad profile input
  echo "conf:
  apparmor:
    profiles:
      divingbell-profile-3: |
        #include <tunables/global>
          /usr/sbin/profile-3 {
            bad data
          }" > "${overrides_yaml}"
  install_base "--values=${overrides_yaml}"
  get_container_status apparmor expect_failure
  _test_clog_msg 'AppArmor parser error for /etc/apparmor.d/divingbell-profile-3 in profile /etc/apparmor.d/divingbell-profile-3 at line 3: syntax error, unexpected TOK_ID, expecting TOK_MODE'
  echo '[SUCCESS] apparmor test4 passed successfully' >> "${TEST_RESULTS}"
}

# initialization
init_default_state

# run tests
if [[ -z $SKIP_BASE_TESTS ]]; then
  install_base
  test_sysctl
  test_limits
  test_perm
  test_mounts
  test_ethtool
  test_uamlite
  test_apt
  test_exec
  test_apparmor
fi
purge_containers
test_overrides

# restore initial state
init_default_state

echo "All tests pass for ${NAME}"