/
test_filter_kubernetes_metadata.rb
1093 lines (1037 loc) · 46.2 KB
/
test_filter_kubernetes_metadata.rb
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# frozen_string_literal: true
#
# Fluentd Kubernetes Metadata Filter Plugin - Enrich Fluentd events with
# Kubernetes metadata
#
# Copyright 2015 Red Hat, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
require_relative '../helper'
class KubernetesMetadataFilterTest < Test::Unit::TestCase
include Fluent
setup do
Fluent::Test.setup
@time = Fluent::Engine.now
end
VAR_LOG_CONTAINER_TAG = 'var.log.containers.fabric8-console-controller-98rqc_default_fabric8-console-container-49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459.log'
VAR_LOG_POD_TAG = 'var.log.pods.default_fabric8-console-controller-98rqc_c76927af-f563-11e4-b32d-54ee7527188d.fabric8-console-container.0.log'
def create_driver(conf = '')
Test::Driver::Filter.new(Plugin::KubernetesMetadataFilter).configure(conf)
end
sub_test_case 'configure' do
test 'check default' do
d = create_driver
assert_equal(1000, d.instance.cache_size)
end
test 'check test_api_adapter' do
d = create_driver('test_api_adapter KubernetesMetadata::TestApiAdapter')
assert_equal('KubernetesMetadata::TestApiAdapter', d.instance.test_api_adapter)
end
test 'kubernetes url' do
VCR.use_cassette('valid_kubernetes_api_server') do
d = create_driver('
kubernetes_url https://localhost:8443
watch false
')
assert_equal('https://localhost:8443', d.instance.kubernetes_url)
assert_equal(1000, d.instance.cache_size)
end
end
test 'cache size' do
VCR.use_cassette('valid_kubernetes_api_server') do
d = create_driver('
kubernetes_url https://localhost:8443
watch false
cache_size 1
')
assert_equal('https://localhost:8443', d.instance.kubernetes_url)
assert_equal(1, d.instance.cache_size)
end
end
test 'invalid API server config' do
VCR.use_cassette('invalid_api_server_config') do
assert_raise Fluent::ConfigError do
create_driver('
kubernetes_url https://localhost:8443
bearer_token_file test/plugin/test.token
watch false
verify_ssl false
')
end
end
end
test 'service account credentials' do
VCR.use_cassette('valid_kubernetes_api_server') do
ENV['KUBERNETES_SERVICE_HOST'] = 'localhost'
ENV['KUBERNETES_SERVICE_PORT'] = '8443'
Dir.mktmpdir do |dir|
# Fake token file and CA crt.
expected_cert_path = File.join(dir, Plugin::KubernetesMetadataFilter::K8_POD_CA_CERT)
expected_token_path = File.join(dir, Plugin::KubernetesMetadataFilter::K8_POD_TOKEN)
File.open(expected_cert_path, 'w')
File.open(expected_token_path, 'w')
d = create_driver("
watch false
secret_dir #{dir}
")
assert_equal(d.instance.kubernetes_url, 'https://localhost:8443/api')
assert_equal(d.instance.ca_file, expected_cert_path)
assert_equal(d.instance.bearer_token_file, expected_token_path)
end
ensure
ENV['KUBERNETES_SERVICE_HOST'] = nil
ENV['KUBERNETES_SERVICE_PORT'] = nil
end
end
test 'service account credential files are tested for existence' do
VCR.use_cassette('valid_kubernetes_api_server') do
ENV['KUBERNETES_SERVICE_HOST'] = 'localhost'
ENV['KUBERNETES_SERVICE_PORT'] = '8443'
Dir.mktmpdir do |dir|
d = create_driver("
watch false
secret_dir #{dir}
")
assert_equal(d.instance.kubernetes_url, 'https://localhost:8443/api')
assert_nil(d.instance.ca_file, nil)
assert_nil(d.instance.bearer_token_file)
end
ensure
ENV['KUBERNETES_SERVICE_HOST'] = nil
ENV['KUBERNETES_SERVICE_PORT'] = nil
end
end
end
sub_test_case 'filter' do
def emit(msg = {}, config = '
kubernetes_url https://localhost:8443
watch false
cache_size 1
', d: nil)
d = create_driver(config) if d.nil?
d.run(default_tag: VAR_LOG_CONTAINER_TAG) do
d.feed(@time, msg)
end
d.filtered.map(&:last)
end
def emit_with_tag(tag, msg = {}, config = '
kubernetes_url https://localhost:8443
watch false
cache_size 1
')
d = create_driver(config)
d.run(default_tag: tag) do
d.feed(@time, msg)
end
d.filtered.map(&:last)
end
sub_test_case 'parsing_pod_metadata when container_status is missing from the pod status' do
test 'using the tag_to_kubernetes_name_regexp for /var/log/containers ' do
VCR.use_cassettes(
[
{ name: 'valid_kubernetes_api_server' },
{ name: 'kubernetes_get_api_v1' },
{ name: 'kubernetes_get_namespace_default' },
{ name: 'kubernetes_get_pod_container_init' }
]) do
filtered = emit({}, "
kubernetes_url https://localhost:8443
watch false
cache_size 1
")
expected_kube_metadata = {
'docker' => {
'container_id' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'container_image'=>'fabric8/hawtio-kubernetes:latest',
'container_name'=>'fabric8-console-container',
'host' => 'jimmi-redhat.localnet',
'pod_name' => 'fabric8-console-controller-98rqc',
'namespace_id' => '898268c8-4a36-11e5-9d81-42010af0194c',
'namespace_name' => 'default',
'pod_id' => 'c76927af-f563-11e4-b32d-54ee7527188d',
'pod_ip' => '172.17.0.8',
'master_url' => 'https://localhost:8443',
'labels' => {
'component' => 'fabric8Console'
}
}
}
assert_equal(expected_kube_metadata, filtered[0])
end
end
test 'using the tag_to_kubernetes_name_regexp for /var/log/pods' do
VCR.use_cassettes(
[
{ name: 'valid_kubernetes_api_server' },
{ name: 'kubernetes_get_api_v1' },
{ name: 'kubernetes_get_namespace_default' },
{ name: 'kubernetes_get_pod_container_init' }
]) do
filtered = emit_with_tag(VAR_LOG_POD_TAG,{}, "
kubernetes_url https://localhost:8443
watch false
cache_size 1
")
expected_kube_metadata = {
'kubernetes' => {
'container_image'=>'fabric8/hawtio-kubernetes:latest',
'container_name'=>'fabric8-console-container',
'host' => 'jimmi-redhat.localnet',
'pod_name' => 'fabric8-console-controller-98rqc',
'namespace_id' => '898268c8-4a36-11e5-9d81-42010af0194c',
'namespace_name' => 'default',
'pod_id' => 'c76927af-f563-11e4-b32d-54ee7527188d',
'pod_ip' => '172.17.0.8',
'master_url' => 'https://localhost:8443',
'labels' => {
'component' => 'fabric8Console'
}
}
}
assert_equal(expected_kube_metadata, filtered[0])
end
end
end
test 'inability to connect to the api server handles exception and doensnt block pipeline' do
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server' }, { name: 'kubernetes_get_api_v1' }]) do
driver = create_driver('
kubernetes_url https://localhost:8443
watch false
cache_size 1
')
stub_request(:any, 'https://localhost:8443/api/v1/namespaces/default/pods/fabric8-console-controller-98rqc').to_raise(SocketError.new('error from pod fetch'))
stub_request(:any, 'https://localhost:8443/api/v1/namespaces/default').to_raise(SocketError.new('socket error from namespace fetch'))
filtered = emit({ 'time' => '2015-05-08T09:22:01Z' }, '', d: driver)
expected_kube_metadata = {
'time' => '2015-05-08T09:22:01Z',
'docker'=>{
'container_id'=>'49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'pod_name' => 'fabric8-console-controller-98rqc',
'container_name' => 'fabric8-console-container',
'namespace_id' => 'orphaned',
'namespace_name' => '.orphaned',
'orphaned_namespace' => 'default'
}
}
assert_equal(expected_kube_metadata, filtered[0])
end
end
test 'with docker & kubernetes metadata where id cache hit and metadata miss' do
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server' }, { name: 'kubernetes_get_api_v1' }]) do
driver = create_driver('
kubernetes_url https://localhost:8443
watch false
cache_size 1
')
cache = driver.instance.instance_variable_get(:@id_cache)
cache['49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'] = {
pod_id: 'c76927af-f563-11e4-b32d-54ee7527188d',
namespace_id: '898268c8-4a36-11e5-9d81-42010af0194c'
}
stub_request(:any, 'https://localhost:8443/api/v1/namespaces/default/pods/fabric8-console-controller-98rqc').to_timeout
stub_request(:any, 'https://localhost:8443/api/v1/namespaces/default').to_timeout
filtered = emit({ 'time' => '2015-05-08T09:22:01Z' }, '', d: driver)
expected_kube_metadata = {
'time' => '2015-05-08T09:22:01Z',
'docker' => {
'container_id' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'pod_name' => 'fabric8-console-controller-98rqc',
'container_name' => 'fabric8-console-container',
'namespace_name' => 'default',
'namespace_id' => '898268c8-4a36-11e5-9d81-42010af0194c',
'pod_id' => 'c76927af-f563-11e4-b32d-54ee7527188d'
}
}
assert_equal(expected_kube_metadata, filtered[0])
end
end
test 'with docker & kubernetes metadata where id cache hit and metadata is reloaded' do
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server' }, { name: 'kubernetes_get_api_v1' }, { name: 'kubernetes_get_pod' }, { name: 'kubernetes_get_namespace_default' }]) do
driver = create_driver('
kubernetes_url https://localhost:8443
watch false
cache_size 1
')
cache = driver.instance.instance_variable_get(:@id_cache)
cache['49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'] = {
pod_id: 'c76927af-f563-11e4-b32d-54ee7527188d',
namespace_id: '898268c8-4a36-11e5-9d81-42010af0194c'
}
filtered = emit({ 'time' => '2015-05-08T09:22:01Z' }, '', d: driver)
expected_kube_metadata = {
'time' => '2015-05-08T09:22:01Z',
'docker' => {
'container_id' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'host' => 'jimmi-redhat.localnet',
'pod_name' => 'fabric8-console-controller-98rqc',
'container_name' => 'fabric8-console-container',
'container_image' => 'fabric8/hawtio-kubernetes:latest',
'container_image_id' => 'docker://b2bd1a24a68356b2f30128e6e28e672c1ef92df0d9ec01ec0c7faea5d77d2303',
'namespace_name' => 'default',
'namespace_id' => '898268c8-4a36-11e5-9d81-42010af0194c',
'pod_id' => 'c76927af-f563-11e4-b32d-54ee7527188d',
'pod_ip' => '172.17.0.8',
'master_url' => 'https://localhost:8443',
'labels' => {
'component' => 'fabric8Console'
}
}
}
assert_equal(expected_kube_metadata, filtered[0])
end
end
test 'with docker & kubernetes metadata' do
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server' }, { name: 'kubernetes_get_api_v1' }, { name: 'kubernetes_get_pod' }, { name: 'kubernetes_get_namespace_default' }]) do
filtered = emit({ 'time' => '2015-05-08T09:22:01Z' })
expected_kube_metadata = {
'time' => '2015-05-08T09:22:01Z',
'docker' => {
'container_id' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'host' => 'jimmi-redhat.localnet',
'pod_name' => 'fabric8-console-controller-98rqc',
'container_name' => 'fabric8-console-container',
'container_image' => 'fabric8/hawtio-kubernetes:latest',
'container_image_id' => 'docker://b2bd1a24a68356b2f30128e6e28e672c1ef92df0d9ec01ec0c7faea5d77d2303',
'namespace_name' => 'default',
'namespace_id' => '898268c8-4a36-11e5-9d81-42010af0194c',
'pod_id' => 'c76927af-f563-11e4-b32d-54ee7527188d',
'pod_ip' => '172.17.0.8',
'master_url' => 'https://localhost:8443',
'labels' => {
'component' => 'fabric8Console'
}
}
}
assert_equal(expected_kube_metadata, filtered[0])
end
end
test 'with docker & kubernetes metadata & namespace_id enabled' do
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server' }, { name: 'kubernetes_get_api_v1' }, { name: 'kubernetes_get_pod' },
{ name: 'kubernetes_get_namespace_default', options: { allow_playback_repeats: true } }]) do
filtered = emit({}, '
kubernetes_url https://localhost:8443
watch false
cache_size 1
')
expected_kube_metadata = {
'docker' => {
'container_id' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'host' => 'jimmi-redhat.localnet',
'pod_name' => 'fabric8-console-controller-98rqc',
'container_name' => 'fabric8-console-container',
'container_image' => 'fabric8/hawtio-kubernetes:latest',
'container_image_id' => 'docker://b2bd1a24a68356b2f30128e6e28e672c1ef92df0d9ec01ec0c7faea5d77d2303',
'namespace_name' => 'default',
'namespace_id' => '898268c8-4a36-11e5-9d81-42010af0194c',
'pod_id' => 'c76927af-f563-11e4-b32d-54ee7527188d',
'pod_ip' => '172.17.0.8',
'master_url' => 'https://localhost:8443',
'labels' => {
'component' => 'fabric8Console'
}
}
}
assert_equal(expected_kube_metadata, filtered[0])
end
end
test 'with docker & kubernetes metadata using bearer token' do
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server_using_token' }, { name: 'kubernetes_get_api_v1_using_token' },
{ name: 'kubernetes_get_pod_using_token' }, { name: 'kubernetes_get_namespace_default_using_token' }]) do
filtered = emit({}, '
kubernetes_url https://localhost:8443
verify_ssl false
watch false
bearer_token_file test/plugin/test.token
')
expected_kube_metadata = {
'docker' => {
'container_id' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'host' => 'jimmi-redhat.localnet',
'pod_name' => 'fabric8-console-controller-98rqc',
'container_name' => 'fabric8-console-container',
'container_image' => 'fabric8/hawtio-kubernetes:latest',
'container_image_id' => 'docker://b2bd1a24a68356b2f30128e6e28e672c1ef92df0d9ec01ec0c7faea5d77d2303',
'namespace_name' => 'default',
'namespace_id' => '898268c8-4a36-11e5-9d81-42010af0194c',
'pod_id' => 'c76927af-f563-11e4-b32d-54ee7527188d',
'pod_ip' => '172.17.0.8',
'master_url' => 'https://localhost:8443',
'labels' => {
'component' => 'fabric8Console'
}
}
}
assert_equal(expected_kube_metadata, filtered[0])
end
end
test 'with docker & kubernetes metadata but no configured api server' do
filtered = emit({}, '')
expected_kube_metadata = {
'docker'=>{
'container_id'=>'49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'pod_name' => 'fabric8-console-controller-98rqc',
'container_name' => 'fabric8-console-container',
'namespace_name' => 'default'
}
}
assert_equal(expected_kube_metadata, filtered[0])
end
test 'with docker & inaccessible kubernetes metadata' do
stub_request(:any, 'https://localhost:8443/api').to_return(
'body' => {
'versions' => ['v1beta3', 'v1']
}.to_json
)
stub_request(:any, 'https://localhost:8443/api/v1/namespaces/default/pods/fabric8-console-controller-98rqc').to_timeout
stub_request(:any, 'https://localhost:8443/api/v1/namespaces/default').to_timeout
filtered = emit
expected_kube_metadata = {
'docker'=>{
'container_id'=>'49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'pod_name' => 'fabric8-console-controller-98rqc',
'container_name' => 'fabric8-console-container',
'namespace_name' => '.orphaned',
'orphaned_namespace' => 'default',
'namespace_id' => 'orphaned'
}
}
assert_equal(expected_kube_metadata, filtered[0])
end
test 'with dot in pod name' do
stub_request(:any, 'https://localhost:8443/api').to_return(
'body' => {
'versions' => ['v1beta3', 'v1']
}.to_json
)
stub_request(:any, 'https://localhost:8443/api/v1/namespaces/default/pods/fabric8-console-controller.98rqc').to_timeout
filtered = emit_with_tag('var.log.containers.fabric8-console-controller.98rqc_default_fabric8-console-container-49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459.log', {}, '')
expected_kube_metadata = {
'docker'=>{
'container_id'=>'49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'pod_name' => 'fabric8-console-controller.98rqc',
'container_name' => 'fabric8-console-container',
'namespace_name' => 'default'
}
}
assert_equal(expected_kube_metadata, filtered[0])
end
test 'with docker metadata, non-kubernetes' do
filtered = emit_with_tag('non-kubernetes', {}, '')
assert_false(filtered[0].key?(:kubernetes))
end
test 'ignores invalid json in log field' do
json_log = "{'foo':123}"
msg = {
'log' => json_log
}
filtered = emit_with_tag('non-kubernetes', msg, '')
assert_equal(msg, filtered[0])
end
test 'with kubernetes dotted and slashed labels, de_dot and de_slash enabled' do
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server' }, { name: 'kubernetes_get_api_v1' },
{ name: 'kubernetes_docker_metadata_dotted_slashed_labels' }]) do
filtered = emit({}, '
kubernetes_url https://localhost:8443
watch false
cache_size 1
de_dot true
de_slash true
')
expected_kube_metadata = {
'docker' => {
'container_id' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'host' => 'jimmi-redhat.localnet',
'pod_name' => 'fabric8-console-controller-98rqc',
'container_name' => 'fabric8-console-container',
'container_image' => 'fabric8/hawtio-kubernetes:latest',
'container_image_id' => 'docker://b2bd1a24a68356b2f30128e6e28e672c1ef92df0d9ec01ec0c7faea5d77d2303',
'namespace_id' => '898268c8-4a36-11e5-9d81-42010af0194c',
'namespace_labels' => {
'kubernetes_io__namespacetest' => 'somevalue'
},
'namespace_name' => 'default',
'pod_id' => 'c76927af-f563-11e4-b32d-54ee7527188d',
'pod_ip' => '172.17.0.8',
'master_url' => 'https://localhost:8443',
'labels' => {
'kubernetes_io__test' => 'somevalue'
}
}
}
assert_equal(expected_kube_metadata, filtered[0])
end
end
test 'with kubernetes dotted and slashed labels, de_dot and de_slash disabled' do
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server' }, { name: 'kubernetes_get_api_v1' },
{ name: 'kubernetes_docker_metadata_dotted_slashed_labels' }]) do
filtered = emit({}, '
kubernetes_url https://localhost:8443
watch false
cache_size 1
de_dot false
de_slash false
')
expected_kube_metadata = {
'docker' => {
'container_id' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'host' => 'jimmi-redhat.localnet',
'pod_name' => 'fabric8-console-controller-98rqc',
'container_name' => 'fabric8-console-container',
'container_image' => 'fabric8/hawtio-kubernetes:latest',
'container_image_id' => 'docker://b2bd1a24a68356b2f30128e6e28e672c1ef92df0d9ec01ec0c7faea5d77d2303',
'namespace_id' => '898268c8-4a36-11e5-9d81-42010af0194c',
'namespace_labels' => {
'kubernetes.io/namespacetest' => 'somevalue'
},
'namespace_name' => 'default',
'pod_id' => 'c76927af-f563-11e4-b32d-54ee7527188d',
'pod_ip' => '172.17.0.8',
'master_url' => 'https://localhost:8443',
'labels' => {
'kubernetes.io/test' => 'somevalue'
}
}
}
assert_equal(expected_kube_metadata, filtered[0])
end
end
test 'invalid de_dot_separator config' do
assert_raise Fluent::ConfigError do
create_driver('
de_dot true
de_dot_separator contains.
')
end
end
test 'invalid de_slash_separator config' do
assert_raise Fluent::ConfigError do
create_driver('
de_slash true
de_slash_separator contains/
')
end
end
test 'with records from journald and docker & kubernetes metadata' do
# with use_journal true should ignore tags and use CONTAINER_NAME and CONTAINER_ID_FULL
tag = 'var.log.containers.junk1_junk2_junk3-49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed450.log'
msg = {
'CONTAINER_NAME' => 'k8s_fabric8-console-container.db89db89_fabric8-console-controller-98rqc_default_c76927af-f563-11e4-b32d-54ee7527188d_89db89db',
'CONTAINER_ID_FULL' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459',
'randomfield' => 'randomvalue'
}
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server' }, { name: 'kubernetes_get_api_v1' }, { name: 'kubernetes_get_pod' },
{ name: 'kubernetes_get_namespace_default' }]) do
filtered = emit_with_tag(tag, msg, '
kubernetes_url https://localhost:8443
watch false
cache_size 1
use_journal true
')
expected_kube_metadata = {
'docker' => {
'container_id' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'host' => 'jimmi-redhat.localnet',
'pod_name' => 'fabric8-console-controller-98rqc',
'container_name' => 'fabric8-console-container',
'container_image' => 'fabric8/hawtio-kubernetes:latest',
'container_image_id' => 'docker://b2bd1a24a68356b2f30128e6e28e672c1ef92df0d9ec01ec0c7faea5d77d2303',
'namespace_name' => 'default',
'namespace_id' => '898268c8-4a36-11e5-9d81-42010af0194c',
'pod_id' => 'c76927af-f563-11e4-b32d-54ee7527188d',
'pod_ip' => '172.17.0.8',
'master_url' => 'https://localhost:8443',
'labels' => {
'component' => 'fabric8Console'
}
}
}.merge(msg)
assert_equal(expected_kube_metadata, filtered[0])
end
end
test 'with records from journald and docker & kubernetes metadata & namespace_id enabled' do
# with use_journal true should ignore tags and use CONTAINER_NAME and CONTAINER_ID_FULL
tag = 'var.log.containers.junk1_junk2_junk3-49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed450.log'
msg = {
'CONTAINER_NAME' => 'k8s_fabric8-console-container.db89db89_fabric8-console-controller-98rqc_default_c76927af-f563-11e4-b32d-54ee7527188d_89db89db',
'CONTAINER_ID_FULL' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459',
'randomfield' => 'randomvalue'
}
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server' }, { name: 'kubernetes_get_api_v1' }, { name: 'kubernetes_get_pod' },
{ name: 'kubernetes_get_namespace_default', options: { allow_playback_repeats: true } }]) do
filtered = emit_with_tag(tag, msg, '
kubernetes_url https://localhost:8443
watch false
cache_size 1
use_journal true
')
expected_kube_metadata = {
'docker' => {
'container_id' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'host' => 'jimmi-redhat.localnet',
'pod_name' => 'fabric8-console-controller-98rqc',
'container_name' => 'fabric8-console-container',
'container_image' => 'fabric8/hawtio-kubernetes:latest',
'container_image_id' => 'docker://b2bd1a24a68356b2f30128e6e28e672c1ef92df0d9ec01ec0c7faea5d77d2303',
'namespace_name' => 'default',
'namespace_id' => '898268c8-4a36-11e5-9d81-42010af0194c',
'pod_id' => 'c76927af-f563-11e4-b32d-54ee7527188d',
'pod_ip' => '172.17.0.8',
'master_url' => 'https://localhost:8443',
'labels' => {
'component' => 'fabric8Console'
}
}
}.merge(msg)
assert_equal(expected_kube_metadata, filtered[0])
end
end
test 'with records from journald and docker & kubernetes metadata with use_journal unset' do
# with use_journal unset, should still use the journal fields instead of tag fields
tag = 'var.log.containers.fabric8-console-controller-98rqc_default_fabric8-console-container-49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459.log'
msg = {
'CONTAINER_NAME' => 'k8s_journald-container-name.db89db89_journald-pod-name_journald-namespace-name_c76927af-f563-11e4-b32d-54ee7527188d_89db89db',
'CONTAINER_ID_FULL' => '838350c64bacba968d39a30a50789b2795291fceca6ccbff55298671d46b0e3b',
'kubernetes' => {
'namespace_name' => 'k8s-namespace-name',
'pod_name' => 'k8s-pod-name',
'container_name' => 'k8s-container-name'
},
'docker' => { 'container_id' => 'e463bc0d3ae38f5c89d92dca49b30e049e899799920b79d4d5f705acbe82ba95' },
'randomfield' => 'randomvalue'
}
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server' }, { name: 'kubernetes_get_api_v1' }, { name: 'kubernetes_get_pod' },
{ name: 'kubernetes_get_namespace_default' },
{ name: 'metadata_from_tag_journald_and_kubernetes_fields' }]) do
es = emit_with_tag(tag, msg, '
kubernetes_url https://localhost:8443
watch false
cache_size 1
')
expected_kube_metadata = {
'docker' => {
'container_id' => 'e463bc0d3ae38f5c89d92dca49b30e049e899799920b79d4d5f705acbe82ba95'
},
'kubernetes' => {
'host' => 'jimmi-redhat.localnet',
'pod_name' => 'k8s-pod-name',
'container_name' => 'k8s-container-name',
'container_image' => 'k8s-container-image:latest',
'container_image_id' => 'docker://d78c5217c41e9af08d37d9ae2cb070afa1fe3da6bc77bfb18879a8b4bfdf8a34',
'namespace_name' => 'k8s-namespace-name',
'namespace_id' => '8e0dc8fc-59f2-49f7-a3e2-ed0913e19d9f',
'pod_id' => 'ebabf749-5fcd-4750-a3f0-aedd89476da8',
'pod_ip' => '172.17.0.8',
'master_url' => 'https://localhost:8443',
'labels' => {
'component' => 'k8s-test'
}
}
}.merge(msg) { |key, oldval, newval| (key == 'kubernetes') || (key == 'docker') ? oldval : newval }
assert_equal(expected_kube_metadata, es[0])
end
end
test 'with records from journald and docker & kubernetes metadata with lookup_from_k8s_field false' do
# with use_journal unset, should still use the journal fields instead of tag fields
tag = 'var.log.containers.fabric8-console-controller-98rqc_default_fabric8-console-container-49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459.log'
msg = {
'CONTAINER_NAME' => 'k8s_journald-container-name.db89db89_journald-pod-name_journald-namespace-name_c76927af-f563-11e4-b32d-54ee7527188d_89db89db',
'CONTAINER_ID_FULL' => '838350c64bacba968d39a30a50789b2795291fceca6ccbff55298671d46b0e3b',
'kubernetes' => {
'namespace_name' => 'k8s-namespace-name',
'pod_name' => 'k8s-pod-name',
'container_name' => 'k8s-container-name'
},
'docker' => { 'container_id' => 'e463bc0d3ae38f5c89d92dca49b30e049e899799920b79d4d5f705acbe82ba95' },
'randomfield' => 'randomvalue'
}
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server' }, { name: 'kubernetes_get_api_v1' }, { name: 'kubernetes_get_pod' },
{ name: 'kubernetes_get_namespace_default', options: { allow_playback_repeats: true } },
{ name: 'metadata_from_tag_and_journald_fields' }]) do
es = emit_with_tag(tag, msg, '
kubernetes_url https://localhost:8443
watch false
cache_size 1
lookup_from_k8s_field false
')
expected_kube_metadata = {
'docker' => {
'container_id' => '838350c64bacba968d39a30a50789b2795291fceca6ccbff55298671d46b0e3b'
},
'kubernetes' => {
'host' => 'jimmi-redhat.localnet',
'pod_name' => 'journald-pod-name',
'container_name' => 'journald-container-name',
'container_image' => 'journald-container-image:latest',
'container_image_id' => 'docker://dda4c95705fb7050b701b10a7fe928ca5bc971a1dcb521ae3c339194cbf36b47',
'namespace_name' => 'journald-namespace-name',
'namespace_id' => '8282888f-733f-4f23-a3d3-1fdfa3bdacf2',
'pod_id' => '5e1c1e27-b637-4e81-80b6-6d8a8c404d3b',
'pod_ip' => '172.17.0.8',
'master_url' => 'https://localhost:8443',
'labels' => {
'component' => 'journald-test'
}
}
}.merge(msg) { |key, oldval, newval| (key == 'kubernetes') || (key == 'docker') ? oldval : newval }
assert_equal(expected_kube_metadata, es[0])
end
end
test 'uses metadata from tag if use_journal false and lookup_from_k8s_field false' do
# with use_journal unset, should still use the journal fields instead of tag fields
msg = {
'CONTAINER_NAME' => 'k8s_journald-container-name.db89db89_journald-pod-name_journald-namespace-name_c76927af-f563-11e4-b32d-54ee7527188d_89db89db',
'CONTAINER_ID_FULL' => '838350c64bacba968d39a30a50789b2795291fceca6ccbff55298671d46b0e3b',
'kubernetes' => {
'namespace_name' => 'k8s-namespace-name',
'pod_name' => 'k8s-pod-name',
'container_name' => 'k8s-container-name'
},
'docker' => { 'container_id' => 'e463bc0d3ae38f5c89d92dca49b30e049e899799920b79d4d5f705acbe82ba95' },
'randomfield' => 'randomvalue'
}
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server' }, { name: 'kubernetes_get_api_v1' }, { name: 'kubernetes_get_pod' },
{ name: 'kubernetes_get_namespace_default', options: { allow_playback_repeats: true } },
{ name: 'metadata_from_tag_and_journald_fields' }]) do
es = emit_with_tag(VAR_LOG_CONTAINER_TAG, msg, "
kubernetes_url https://localhost:8443
watch false
cache_size 1
lookup_from_k8s_field false
use_journal false
")
expected_kube_metadata = {
'docker' => {
'container_id' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'host' => 'jimmi-redhat.localnet',
'pod_name' => 'fabric8-console-controller-98rqc',
'container_name' => 'fabric8-console-container',
'container_image' => 'fabric8/hawtio-kubernetes:latest',
'container_image_id' => 'docker://b2bd1a24a68356b2f30128e6e28e672c1ef92df0d9ec01ec0c7faea5d77d2303',
'namespace_name' => 'default',
'namespace_id' => '898268c8-4a36-11e5-9d81-42010af0194c',
'pod_id' => 'c76927af-f563-11e4-b32d-54ee7527188d',
'pod_ip' => '172.17.0.8',
'master_url' => 'https://localhost:8443',
'labels' => {
'component' => 'fabric8Console'
}
}
}.merge(msg) { |key, oldval, newval| (key == 'kubernetes') || (key == 'docker') ? oldval : newval }
assert_equal(expected_kube_metadata, es[0])
end
end
test 'with kubernetes annotations' do
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server' }, { name: 'kubernetes_get_api_v1' },
{ name: 'kubernetes_docker_metadata_annotations' },
{ name: 'kubernetes_get_namespace_default' }]) do
filtered = emit({}, '
kubernetes_url https://localhost:8443
watch false
cache_size 1
annotation_match [ "^custom.+", "two"]
')
expected_kube_metadata = {
'docker' => {
'container_id' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'host' => 'jimmi-redhat.localnet',
'pod_name' => 'fabric8-console-controller-98rqc',
'container_name' => 'fabric8-console-container',
'container_image' => 'fabric8/hawtio-kubernetes:latest',
'container_image_id' => 'docker://b2bd1a24a68356b2f30128e6e28e672c1ef92df0d9ec01ec0c7faea5d77d2303',
'namespace_name' => 'default',
'namespace_id' => '898268c8-4a36-11e5-9d81-42010af0194c',
'pod_id' => 'c76927af-f563-11e4-b32d-54ee7527188d',
'pod_ip' => '172.17.0.8',
'master_url' => 'https://localhost:8443',
'labels' => {
'component' => 'fabric8Console'
},
'annotations' => {
'custom_field1' => 'hello_kitty',
'field_two' => 'value'
}
}
}
assert_equal(expected_kube_metadata, filtered[0])
end
end
test 'with records from journald and docker & kubernetes metadata, alternate form' do
# with use_journal true should ignore tags and use CONTAINER_NAME and CONTAINER_ID_FULL
tag = 'var.log.containers.junk1_junk2_junk3-49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed450.log'
msg = {
'CONTAINER_NAME' => 'alt_fabric8-console-container_fabric8-console-controller-98rqc_default_c76927af-f563-11e4-b32d-54ee7527188d_0',
'CONTAINER_ID_FULL' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459',
'randomfield' => 'randomvalue'
}
VCR.use_cassettes([
{ name: 'valid_kubernetes_api_server' },
{ name: 'kubernetes_get_api_v1' },
{ name: 'kubernetes_get_pod' },
{ name: 'kubernetes_get_namespace_default' },
{ name: 'metadata_from_tag_and_journald_fields' }
]) do
filtered = emit_with_tag(tag, msg, '
kubernetes_url https://localhost:8443
watch false
cache_size 1
use_journal true
')
expected_kube_metadata = {
'docker' => {
'container_id' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'host' => 'jimmi-redhat.localnet',
'pod_name' => 'fabric8-console-controller-98rqc',
'container_name' => 'fabric8-console-container',
'container_image' => 'fabric8/hawtio-kubernetes:latest',
'container_image_id' => 'docker://b2bd1a24a68356b2f30128e6e28e672c1ef92df0d9ec01ec0c7faea5d77d2303',
'namespace_name' => 'default',
'namespace_id' => '898268c8-4a36-11e5-9d81-42010af0194c',
'pod_id' => 'c76927af-f563-11e4-b32d-54ee7527188d',
'pod_ip' => '172.17.0.8',
'master_url' => 'https://localhost:8443',
'labels' => {
'component' => 'fabric8Console'
}
}
}.merge(msg)
assert_equal(expected_kube_metadata, filtered[0])
end
end
test 'with kubernetes namespace annotations' do
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server' }, { name: 'kubernetes_get_api_v1' },
{ name: 'kubernetes_docker_metadata_annotations' },
{ name: 'kubernetes_get_namespace_default' }]) do
filtered = emit({}, '
kubernetes_url https://localhost:8443
watch false
cache_size 1
annotation_match [ "^custom.+", "two", "workspace*"]
')
expected_kube_metadata = {
'docker' => {
'container_id' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'host' => 'jimmi-redhat.localnet',
'pod_name' => 'fabric8-console-controller-98rqc',
'container_name' => 'fabric8-console-container',
'namespace_id' => '898268c8-4a36-11e5-9d81-42010af0194c',
'namespace_name' => 'default',
'container_image' => 'fabric8/hawtio-kubernetes:latest',
'container_image_id' => 'docker://b2bd1a24a68356b2f30128e6e28e672c1ef92df0d9ec01ec0c7faea5d77d2303',
'pod_id' => 'c76927af-f563-11e4-b32d-54ee7527188d',
'pod_ip' => '172.17.0.8',
'master_url' => 'https://localhost:8443',
'labels' => {
'component' => 'fabric8Console'
},
'annotations' => {
'custom_field1' => 'hello_kitty',
'field_two' => 'value'
},
'namespace_annotations' => {
'workspaceId' => 'myWorkspaceName'
}
}
}
assert_equal(expected_kube_metadata, filtered[0])
end
end
test 'with kubernetes namespace annotations no match' do
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server' }, { name: 'kubernetes_get_api_v1' },
{ name: 'kubernetes_docker_metadata_annotations' },
{ name: 'kubernetes_get_namespace_default' }]) do
filtered = emit({}, '
kubernetes_url https://localhost:8443
watch false
cache_size 1
annotation_match [ "noMatch*"]
')
expected_kube_metadata = {
'docker' => {
'container_id' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459'
},
'kubernetes' => {
'host' => 'jimmi-redhat.localnet',
'pod_name' => 'fabric8-console-controller-98rqc',
'container_name' => 'fabric8-console-container',
'container_image' => 'fabric8/hawtio-kubernetes:latest',
'container_image_id' => 'docker://b2bd1a24a68356b2f30128e6e28e672c1ef92df0d9ec01ec0c7faea5d77d2303',
'namespace_id' => '898268c8-4a36-11e5-9d81-42010af0194c',
'namespace_name' => 'default',
'pod_id' => 'c76927af-f563-11e4-b32d-54ee7527188d',
'pod_ip' => '172.17.0.8',
'master_url' => 'https://localhost:8443',
'labels' => {
'component' => 'fabric8Console'
}
}
}
assert_equal(expected_kube_metadata, filtered[0])
end
end
test 'with CONTAINER_NAME that does not match' do
tag = 'var.log.containers.junk4_junk5_junk6-49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed450.log'
msg = {
'CONTAINER_NAME' => 'does_not_match',
'CONTAINER_ID_FULL' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459',
'randomfield' => 'randomvalue'
}
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server' }, { name: 'kubernetes_get_api_v1' },
{ name: 'kubernetes_docker_metadata_annotations' },
{ name: 'kubernetes_get_namespace_default' }]) do
filtered = emit_with_tag(tag, msg, '
kubernetes_url https://localhost:8443
watch false
cache_size 1
use_journal true
')
expected_kube_metadata = {
'CONTAINER_NAME' => 'does_not_match',
'CONTAINER_ID_FULL' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459',
'randomfield' => 'randomvalue'
}
assert_equal(expected_kube_metadata, filtered[0])
end
end
test 'with CONTAINER_NAME starts with k8s_ that does not match' do
tag = 'var.log.containers.junk4_junk5_junk6-49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed450.log'
msg = {
'CONTAINER_NAME' => 'k8s_doesnotmatch',
'CONTAINER_ID_FULL' => '49095a2894da899d3b327c5fde1e056a81376cc9a8f8b09a195f2a92bceed459',
'randomfield' => 'randomvalue'
}
VCR.use_cassettes([{ name: 'valid_kubernetes_api_server' }, { name: 'kubernetes_get_api_v1' },
{ name: 'kubernetes_docker_metadata_annotations' },