cicdTest/consul-helm/test/unit/client-podsecuritypolicy.bats

#!/usr/bin/env bats

load _helpers

@test "client/PodSecurityPolicy: disabled by default" {
  cd `chart_dir`
  local actual=$(helm template \
      -x templates/client-podsecuritypolicy.yaml  \
      . | tee /dev/stderr |
      yq 'length > 0' | tee /dev/stderr)
  [ "${actual}" = "false" ]
}

@test "client/PodSecurityPolicy: disabled with client disabled and global.enablePodSecurityPolicies=true" {
  cd `chart_dir`
  local actual=$(helm template \
      -x templates/client-podsecuritypolicy.yaml  \
      --set 'client.enabled=false' \
      --set 'global.enablePodSecurityPolicies=true' \
      . | tee /dev/stderr |
      yq 'length > 0' | tee /dev/stderr)
  [ "${actual}" = "false" ]
}

@test "client/PodSecurityPolicy: enabled with global.enablePodSecurityPolicies=true" {
  cd `chart_dir`
  local actual=$(helm template \
      -x templates/client-podsecuritypolicy.yaml  \
      --set 'global.enablePodSecurityPolicies=true' \
      . | tee /dev/stderr |
      yq -s 'length > 0' | tee /dev/stderr)
  [ "${actual}" = "true" ]
}

@test "client/PodSecurityPolicy: only http and grpc ports are allowed as hostPorts by default" {
  cd `chart_dir`
  local actual=$(helm template \
      -x templates/client-podsecuritypolicy.yaml  \
      --set 'global.enablePodSecurityPolicies=true' \
      . | tee /dev/stderr |
      yq -c '.spec.hostPorts' | tee /dev/stderr)
  [ "${actual}" = '[{"min":8500,"max":8500},{"min":8502,"max":8502}]' ]
}

#--------------------------------------------------------------------
# client.grpc

@test "client/PodSecurityPolicy: hostPort 8502 is not allowed when client.grpc=false" {
  cd `chart_dir`
  local actual=$(helm template \
      -x templates/client-podsecuritypolicy.yaml  \
      --set 'global.enablePodSecurityPolicies=true' \
      --set 'client.grpc=false' \
      . | tee /dev/stderr |
      yq -c '.spec.hostPorts' | tee /dev/stderr)
  [ "${actual}" = '[{"min":8500,"max":8500}]' ]
}

#--------------------------------------------------------------------
# client.exposeGossipPorts

@test "client/PodSecurityPolicy: hostPort 8301 allowed when exposeGossipPorts=true" {
  cd `chart_dir`
  local actual=$(helm template \
      -x templates/client-podsecuritypolicy.yaml  \
      --set 'global.enablePodSecurityPolicies=true' \
      --set 'client.exposeGossipPorts=true' \
      . | tee /dev/stderr |
      yq -c '.spec.hostPorts' | tee /dev/stderr)
  [ "${actual}" = '[{"min":8500,"max":8500},{"min":8502,"max":8502},{"min":8301,"max":8301}]' ]
}

#--------------------------------------------------------------------
# client.dataDirectoryHostPath

@test "client/PodSecurityPolicy: disallows hostPath volume by default" {
  cd `chart_dir`
  local actual=$(helm template \
      -x templates/client-podsecuritypolicy.yaml  \
      --set 'global.enablePodSecurityPolicies=true' \
      . | tee /dev/stderr |
      yq '.spec.volumes | any(contains("hostPath"))' | tee /dev/stderr)
  [ "${actual}" = 'false' ]
}

@test "client/PodSecurityPolicy: allows hostPath volume when dataDirectoryHostPath is set" {
  cd `chart_dir`
  # Test that hostPath is an allowed volume type.
  local actual=$(helm template \
      -x templates/client-podsecuritypolicy.yaml  \
      --set 'global.enablePodSecurityPolicies=true' \
      --set 'client.dataDirectoryHostPath=/opt/consul' \
      . | tee /dev/stderr |
      yq '.spec.volumes | any(contains("hostPath"))' | tee /dev/stderr)
  [ "${actual}" = 'true' ]

  # Test that the path we're allowed to write to is the right one.
  local actual=$(helm template \
      -x templates/client-podsecuritypolicy.yaml  \
      --set 'global.enablePodSecurityPolicies=true' \
      --set 'client.dataDirectoryHostPath=/opt/consul' \
      . | tee /dev/stderr |
      yq -r '.spec.allowedHostPaths[0].pathPrefix' | tee /dev/stderr)
  [ "${actual}" = '/opt/consul' ]
}

#--------------------------------------------------------------------
# global.tls.enabled

@test "client/PodSecurityPolicy: hostPort 8501 is allowed when global.tls.enabled=true" {
  cd `chart_dir`
  local actual=$(helm template \
      -x templates/client-podsecuritypolicy.yaml  \
      --set 'global.enablePodSecurityPolicies=true' \
      --set 'global.tls.enabled=true' \
      . | tee /dev/stderr |
      yq -c '.spec.hostPorts' | tee /dev/stderr)
  [ "${actual}" = '[{"min":8501,"max":8501},{"min":8502,"max":8502}]' ]
}

@test "client/PodSecurityPolicy: hostPort 8500 is not allowed when global.tls.enabled=true and global.tls.httpsOnly=true" {
  cd `chart_dir`
  local actual=$(helm template \
      -x templates/client-podsecuritypolicy.yaml  \
      --set 'global.enablePodSecurityPolicies=true' \
      --set 'global.tls.enabled=true' \
      --set 'global.tls.httpsOnly=true' \
      . | tee /dev/stderr |
      yq -c '.spec.hostPorts' | tee /dev/stderr)
  [ "${actual}" = '[{"min":8501,"max":8501},{"min":8502,"max":8502}]' ]
}