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New static configuration loading system.

Co-authored-by: Mathieu Lonjaret <mathieu.lonjaret@gmail.com>
This commit is contained in:
Ludovic Fernandez 2019-06-17 11:48:05 +02:00 committed by Traefiker Bot
parent d18edd6f77
commit 8d7eccad5d
165 changed files with 10894 additions and 6076 deletions

31
pkg/config/file/file.go Normal file
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// Package file implements decoding between configuration in a file and a typed Configuration.
package file
import (
"github.com/containous/traefik/pkg/config/parser"
)
// Decode decodes the given configuration file into the given element.
// The operation goes through three stages roughly summarized as:
// file contents -> tree of untyped nodes
// untyped nodes -> nodes augmented with metadata such as kind (inferred from element)
// "typed" nodes -> typed element
func Decode(filePath string, element interface{}) error {
if element == nil {
return nil
}
filters := getRootFieldNames(element)
root, err := decodeFileToNode(filePath, filters...)
if err != nil {
return err
}
err = parser.AddMetadata(element, root)
if err != nil {
return err
}
return parser.Fill(element, root)
}

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package file
import (
"fmt"
"io/ioutil"
"path/filepath"
"reflect"
"github.com/BurntSushi/toml"
"github.com/containous/traefik/pkg/config/parser"
"gopkg.in/yaml.v2"
)
// decodeFileToNode decodes the configuration in filePath in a tree of untyped nodes.
// If filters is not empty, it skips any configuration element whose name is
// not among filters.
func decodeFileToNode(filePath string, filters ...string) (*parser.Node, error) {
content, err := ioutil.ReadFile(filePath)
if err != nil {
return nil, err
}
data := make(map[string]interface{})
switch filepath.Ext(filePath) {
case ".toml":
err = toml.Unmarshal(content, &data)
if err != nil {
return nil, err
}
case ".yml", ".yaml":
var err error
err = yaml.Unmarshal(content, data)
if err != nil {
return nil, err
}
return decodeRawToNode(data, filters...)
default:
return nil, fmt.Errorf("unsupported file extension: %s", filePath)
}
return decodeRawToNode(data, filters...)
}
func getRootFieldNames(element interface{}) []string {
if element == nil {
return nil
}
rootType := reflect.TypeOf(element)
return getFieldNames(rootType)
}
func getFieldNames(rootType reflect.Type) []string {
var names []string
if rootType.Kind() == reflect.Ptr {
rootType = rootType.Elem()
}
if rootType.Kind() != reflect.Struct {
return nil
}
for i := 0; i < rootType.NumField(); i++ {
field := rootType.Field(i)
if !parser.IsExported(field) {
continue
}
if field.Anonymous &&
(field.Type.Kind() == reflect.Ptr && field.Type.Elem().Kind() == reflect.Struct || field.Type.Kind() == reflect.Struct) {
names = append(names, getFieldNames(field.Type)...)
continue
}
names = append(names, field.Name)
}
return names
}

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package file
import (
"testing"
"github.com/containous/traefik/pkg/config/parser"
"github.com/stretchr/testify/assert"
)
func Test_getRootFieldNames(t *testing.T) {
testCases := []struct {
desc string
element interface{}
expected []string
}{
{
desc: "simple fields",
element: &Yo{},
expected: []string{"Foo", "Fii", "Fuu", "Yi"},
},
{
desc: "embedded struct",
element: &Yu{},
expected: []string{"Foo", "Fii", "Fuu"},
},
{
desc: "embedded struct pointer",
element: &Ye{},
expected: []string{"Foo", "Fii", "Fuu"},
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
names := getRootFieldNames(test.element)
assert.Equal(t, test.expected, names)
})
}
}
func Test_decodeFileToNode_compare(t *testing.T) {
nodeToml, err := decodeFileToNode("./fixtures/sample.toml",
"Global", "ServersTransport", "EntryPoints", "Providers", "API", "Metrics", "Ping", "Log", "AccessLog", "Tracing", "HostResolver", "ACME")
if err != nil {
t.Fatal(err)
}
nodeYaml, err := decodeFileToNode("./fixtures/sample.yml")
if err != nil {
t.Fatal(err)
}
assert.Equal(t, nodeToml, nodeYaml)
}
func Test_decodeFileToNode_Toml(t *testing.T) {
node, err := decodeFileToNode("./fixtures/sample.toml",
"Global", "ServersTransport", "EntryPoints", "Providers", "API", "Metrics", "Ping", "Log", "AccessLog", "Tracing", "HostResolver", "ACME")
if err != nil {
t.Fatal(err)
}
expected := &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "ACME",
Children: []*parser.Node{
{Name: "ACMELogging", Value: "true"},
{Name: "CAServer", Value: "foobar"},
{Name: "DNSChallenge", Children: []*parser.Node{
{Name: "DelayBeforeCheck", Value: "42"},
{Name: "DisablePropagationCheck", Value: "true"},
{Name: "Provider", Value: "foobar"},
{Name: "Resolvers", Value: "foobar,foobar"},
}},
{Name: "Domains", Children: []*parser.Node{
{Name: "[0]", Children: []*parser.Node{
{Name: "Main", Value: "foobar"},
{Name: "SANs", Value: "foobar,foobar"},
}},
{Name: "[1]", Children: []*parser.Node{
{Name: "Main", Value: "foobar"},
{Name: "SANs", Value: "foobar,foobar"},
}},
}},
{Name: "Email", Value: "foobar"},
{Name: "EntryPoint", Value: "foobar"},
{Name: "HTTPChallenge", Children: []*parser.Node{
{Name: "EntryPoint", Value: "foobar"}}},
{Name: "KeyType", Value: "foobar"},
{Name: "OnHostRule", Value: "true"},
{Name: "Storage", Value: "foobar"},
{Name: "TLSChallenge"},
},
},
{Name: "API", Children: []*parser.Node{
{Name: "Dashboard", Value: "true"},
{Name: "EntryPoint", Value: "foobar"},
{Name: "Middlewares", Value: "foobar,foobar"},
{Name: "Statistics", Children: []*parser.Node{
{Name: "RecentErrors", Value: "42"}}}}},
{Name: "AccessLog", Children: []*parser.Node{
{Name: "BufferingSize", Value: "42"},
{Name: "Fields", Children: []*parser.Node{
{Name: "DefaultMode", Value: "foobar"},
{Name: "Headers", Children: []*parser.Node{
{Name: "DefaultMode", Value: "foobar"},
{Name: "Names", Children: []*parser.Node{
{Name: "name0", Value: "foobar"},
{Name: "name1", Value: "foobar"}}}}},
{Name: "Names", Children: []*parser.Node{
{Name: "name0", Value: "foobar"},
{Name: "name1", Value: "foobar"}}}}},
{Name: "FilePath", Value: "foobar"},
{Name: "Filters", Children: []*parser.Node{
{Name: "MinDuration", Value: "42"},
{Name: "RetryAttempts", Value: "true"},
{Name: "StatusCodes", Value: "foobar,foobar"}}},
{Name: "Format", Value: "foobar"}}},
{Name: "EntryPoints", Children: []*parser.Node{
{Name: "EntryPoint0", Children: []*parser.Node{
{Name: "Address", Value: "foobar"},
{Name: "ForwardedHeaders", Children: []*parser.Node{
{Name: "Insecure", Value: "true"},
{Name: "TrustedIPs", Value: "foobar,foobar"}}},
{Name: "ProxyProtocol", Children: []*parser.Node{
{Name: "Insecure", Value: "true"},
{Name: "TrustedIPs", Value: "foobar,foobar"}}},
{Name: "Transport", Children: []*parser.Node{
{Name: "LifeCycle", Children: []*parser.Node{
{Name: "GraceTimeOut", Value: "42"},
{Name: "RequestAcceptGraceTimeout", Value: "42"}}},
{Name: "RespondingTimeouts", Children: []*parser.Node{
{Name: "IdleTimeout", Value: "42"},
{Name: "ReadTimeout", Value: "42"},
{Name: "WriteTimeout", Value: "42"}}}}}}}}},
{Name: "Global", Children: []*parser.Node{
{Name: "CheckNewVersion", Value: "true"},
{Name: "Debug", Value: "true"},
{Name: "SendAnonymousUsage", Value: "true"}}},
{Name: "HostResolver", Children: []*parser.Node{
{Name: "CnameFlattening", Value: "true"},
{Name: "ResolvConfig", Value: "foobar"},
{Name: "ResolvDepth", Value: "42"}}},
{Name: "Log", Children: []*parser.Node{
{Name: "FilePath", Value: "foobar"},
{Name: "Format", Value: "foobar"},
{Name: "Level", Value: "foobar"}}},
{Name: "Metrics", Children: []*parser.Node{
{Name: "Datadog", Children: []*parser.Node{
{Name: "Address", Value: "foobar"},
{Name: "PushInterval", Value: "10s"}}},
{Name: "InfluxDB", Children: []*parser.Node{
{Name: "Address", Value: "foobar"},
{Name: "Database", Value: "foobar"},
{Name: "Password", Value: "foobar"},
{Name: "Protocol", Value: "foobar"},
{Name: "PushInterval", Value: "10s"},
{Name: "RetentionPolicy", Value: "foobar"},
{Name: "Username", Value: "foobar"}}},
{Name: "Prometheus", Children: []*parser.Node{
{Name: "Buckets", Value: "42,42"},
{Name: "EntryPoint", Value: "foobar"},
{Name: "Middlewares", Value: "foobar,foobar"}}},
{Name: "StatsD", Children: []*parser.Node{
{Name: "Address", Value: "foobar"},
{Name: "PushInterval", Value: "10s"}}}}},
{Name: "Ping", Children: []*parser.Node{
{Name: "EntryPoint", Value: "foobar"},
{Name: "Middlewares", Value: "foobar,foobar"}}},
{Name: "Providers", Children: []*parser.Node{
{Name: "Docker", Children: []*parser.Node{
{Name: "Constraints", Children: []*parser.Node{
{Name: "[0]", Children: []*parser.Node{
{Name: "Key", Value: "foobar"},
{Name: "MustMatch", Value: "true"},
{Name: "Value", Value: "foobar"},
}},
{Name: "[1]", Children: []*parser.Node{
{Name: "Key", Value: "foobar"},
{Name: "MustMatch", Value: "true"},
{Name: "Value", Value: "foobar"},
}},
}},
{Name: "DefaultRule", Value: "foobar"},
{Name: "Endpoint", Value: "foobar"},
{Name: "ExposedByDefault", Value: "true"},
{Name: "Network", Value: "foobar"},
{Name: "SwarmMode", Value: "true"},
{Name: "SwarmModeRefreshSeconds", Value: "42"},
{Name: "TLS", Children: []*parser.Node{
{Name: "CA", Value: "foobar"},
{Name: "CAOptional", Value: "true"},
{Name: "Cert", Value: "foobar"},
{Name: "InsecureSkipVerify", Value: "true"},
{Name: "Key", Value: "foobar"}}},
{Name: "UseBindPortIP", Value: "true"},
{Name: "Watch", Value: "true"}}},
{Name: "File", Children: []*parser.Node{
{Name: "DebugLogGeneratedTemplate", Value: "true"},
{Name: "Directory", Value: "foobar"},
{Name: "Filename", Value: "foobar"},
{Name: "TraefikFile", Value: "foobar"},
{Name: "Watch", Value: "true"}}},
{Name: "Kubernetes", Children: []*parser.Node{
{Name: "CertAuthFilePath", Value: "foobar"},
{Name: "DisablePassHostHeaders", Value: "true"},
{Name: "Endpoint", Value: "foobar"},
{Name: "IngressClass", Value: "foobar"},
{Name: "IngressEndpoint", Children: []*parser.Node{
{Name: "Hostname", Value: "foobar"},
{Name: "IP", Value: "foobar"},
{Name: "PublishedService", Value: "foobar"}}},
{Name: "LabelSelector", Value: "foobar"},
{Name: "Namespaces", Value: "foobar,foobar"},
{Name: "Token", Value: "foobar"}}},
{Name: "KubernetesCRD",
Children: []*parser.Node{
{Name: "CertAuthFilePath", Value: "foobar"},
{Name: "DisablePassHostHeaders", Value: "true"},
{Name: "Endpoint", Value: "foobar"},
{Name: "IngressClass", Value: "foobar"},
{Name: "LabelSelector", Value: "foobar"},
{Name: "Namespaces", Value: "foobar,foobar"},
{Name: "Token", Value: "foobar"}}},
{Name: "Marathon", Children: []*parser.Node{
{Name: "Basic", Children: []*parser.Node{
{Name: "HTTPBasicAuthUser", Value: "foobar"},
{Name: "HTTPBasicPassword", Value: "foobar"}}},
{Name: "Constraints", Children: []*parser.Node{
{Name: "[0]", Children: []*parser.Node{
{Name: "Key", Value: "foobar"},
{Name: "MustMatch", Value: "true"},
{Name: "Value", Value: "foobar"},
}},
{Name: "[1]", Children: []*parser.Node{
{Name: "Key", Value: "foobar"},
{Name: "MustMatch", Value: "true"},
{Name: "Value", Value: "foobar"},
}},
}},
{Name: "DCOSToken", Value: "foobar"},
{Name: "DefaultRule", Value: "foobar"},
{Name: "DialerTimeout", Value: "42"},
{Name: "Endpoint", Value: "foobar"},
{Name: "ExposedByDefault", Value: "true"},
{Name: "FilterMarathonConstraints", Value: "true"},
{Name: "ForceTaskHostname", Value: "true"},
{Name: "KeepAlive", Value: "42"},
{Name: "RespectReadinessChecks", Value: "true"},
{Name: "ResponseHeaderTimeout", Value: "42"},
{Name: "TLS", Children: []*parser.Node{
{Name: "CA", Value: "foobar"},
{Name: "CAOptional", Value: "true"},
{Name: "Cert", Value: "foobar"},
{Name: "InsecureSkipVerify", Value: "true"},
{Name: "Key", Value: "foobar"}}},
{Name: "TLSHandshakeTimeout", Value: "42"},
{Name: "Trace", Value: "true"},
{Name: "Watch", Value: "true"}}},
{Name: "ProvidersThrottleDuration", Value: "42"},
{Name: "Rancher", Children: []*parser.Node{
{Name: "Constraints", Children: []*parser.Node{
{Name: "[0]", Children: []*parser.Node{
{Name: "Key", Value: "foobar"},
{Name: "MustMatch", Value: "true"},
{Name: "Value", Value: "foobar"},
}},
{Name: "[1]", Children: []*parser.Node{
{Name: "Key", Value: "foobar"},
{Name: "MustMatch", Value: "true"},
{Name: "Value", Value: "foobar"},
}},
}},
{Name: "DefaultRule", Value: "foobar"},
{Name: "EnableServiceHealthFilter", Value: "true"},
{Name: "ExposedByDefault", Value: "true"},
{Name: "IntervalPoll", Value: "true"},
{Name: "Prefix", Value: "foobar"},
{Name: "RefreshSeconds", Value: "42"},
{Name: "Watch", Value: "true"}}},
{Name: "Rest", Children: []*parser.Node{
{Name: "EntryPoint", Value: "foobar"}}}}},
{Name: "ServersTransport", Children: []*parser.Node{
{Name: "ForwardingTimeouts", Children: []*parser.Node{
{Name: "DialTimeout", Value: "42"},
{Name: "ResponseHeaderTimeout", Value: "42"}}},
{Name: "InsecureSkipVerify", Value: "true"},
{Name: "MaxIdleConnsPerHost", Value: "42"},
{Name: "RootCAs", Value: "foobar,foobar"}}},
{Name: "Tracing", Children: []*parser.Node{
{Name: "Backend", Value: "foobar"},
{Name: "DataDog", Children: []*parser.Node{
{Name: "BagagePrefixHeaderName", Value: "foobar"},
{Name: "Debug", Value: "true"},
{Name: "GlobalTag", Value: "foobar"},
{Name: "LocalAgentHostPort", Value: "foobar"},
{Name: "ParentIDHeaderName", Value: "foobar"},
{Name: "PrioritySampling", Value: "true"},
{Name: "SamplingPriorityHeaderName", Value: "foobar"},
{Name: "TraceIDHeaderName", Value: "foobar"}}},
{Name: "Instana", Children: []*parser.Node{
{Name: "LocalAgentHost", Value: "foobar"},
{Name: "LocalAgentPort", Value: "42"},
{Name: "LogLevel", Value: "foobar"}}},
{Name: "Jaeger", Children: []*parser.Node{
{Name: "Gen128Bit", Value: "true"},
{Name: "LocalAgentHostPort", Value: "foobar"},
{Name: "Propagation", Value: "foobar"},
{Name: "SamplingParam", Value: "42"},
{Name: "SamplingServerURL", Value: "foobar"},
{Name: "SamplingType", Value: "foobar"},
{Name: "TraceContextHeaderName", Value: "foobar"}}},
{Name: "ServiceName", Value: "foobar"},
{Name: "SpanNameLimit", Value: "42"},
{Name: "Zipkin", Children: []*parser.Node{
{Name: "Debug", Value: "true"},
{Name: "HTTPEndpoint", Value: "foobar"},
{Name: "ID128Bit", Value: "true"},
{Name: "SameSpan", Value: "true"},
{Name: "SampleRate", Value: "42"}}}}}},
}
assert.Equal(t, expected, node)
}
func Test_decodeFileToNode_Yaml(t *testing.T) {
node, err := decodeFileToNode("./fixtures/sample.yml")
if err != nil {
t.Fatal(err)
}
expected := &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "ACME",
Children: []*parser.Node{
{Name: "ACMELogging", Value: "true"},
{Name: "CAServer", Value: "foobar"},
{Name: "DNSChallenge", Children: []*parser.Node{
{Name: "DelayBeforeCheck", Value: "42"},
{Name: "DisablePropagationCheck", Value: "true"},
{Name: "Provider", Value: "foobar"},
{Name: "Resolvers", Value: "foobar,foobar"},
}},
{Name: "Domains", Children: []*parser.Node{
{Name: "[0]", Children: []*parser.Node{
{Name: "Main", Value: "foobar"},
{Name: "SANs", Value: "foobar,foobar"},
}},
{Name: "[1]", Children: []*parser.Node{
{Name: "Main", Value: "foobar"},
{Name: "SANs", Value: "foobar,foobar"},
}},
}},
{Name: "Email", Value: "foobar"},
{Name: "EntryPoint", Value: "foobar"},
{Name: "HTTPChallenge", Children: []*parser.Node{
{Name: "EntryPoint", Value: "foobar"}}},
{Name: "KeyType", Value: "foobar"},
{Name: "OnHostRule", Value: "true"},
{Name: "Storage", Value: "foobar"},
{Name: "TLSChallenge"},
},
},
{Name: "API", Children: []*parser.Node{
{Name: "Dashboard", Value: "true"},
{Name: "EntryPoint", Value: "foobar"},
{Name: "Middlewares", Value: "foobar,foobar"},
{Name: "Statistics", Children: []*parser.Node{
{Name: "RecentErrors", Value: "42"}}}}},
{Name: "AccessLog", Children: []*parser.Node{
{Name: "BufferingSize", Value: "42"},
{Name: "Fields", Children: []*parser.Node{
{Name: "DefaultMode", Value: "foobar"},
{Name: "Headers", Children: []*parser.Node{
{Name: "DefaultMode", Value: "foobar"},
{Name: "Names", Children: []*parser.Node{
{Name: "name0", Value: "foobar"},
{Name: "name1", Value: "foobar"}}}}},
{Name: "Names", Children: []*parser.Node{
{Name: "name0", Value: "foobar"},
{Name: "name1", Value: "foobar"}}}}},
{Name: "FilePath", Value: "foobar"},
{Name: "Filters", Children: []*parser.Node{
{Name: "MinDuration", Value: "42"},
{Name: "RetryAttempts", Value: "true"},
{Name: "StatusCodes", Value: "foobar,foobar"}}},
{Name: "Format", Value: "foobar"}}},
{Name: "EntryPoints", Children: []*parser.Node{
{Name: "EntryPoint0", Children: []*parser.Node{
{Name: "Address", Value: "foobar"},
{Name: "ForwardedHeaders", Children: []*parser.Node{
{Name: "Insecure", Value: "true"},
{Name: "TrustedIPs", Value: "foobar,foobar"}}},
{Name: "ProxyProtocol", Children: []*parser.Node{
{Name: "Insecure", Value: "true"},
{Name: "TrustedIPs", Value: "foobar,foobar"}}},
{Name: "Transport", Children: []*parser.Node{
{Name: "LifeCycle", Children: []*parser.Node{
{Name: "GraceTimeOut", Value: "42"},
{Name: "RequestAcceptGraceTimeout", Value: "42"}}},
{Name: "RespondingTimeouts", Children: []*parser.Node{
{Name: "IdleTimeout", Value: "42"},
{Name: "ReadTimeout", Value: "42"},
{Name: "WriteTimeout", Value: "42"}}}}}}}}},
{Name: "Global", Children: []*parser.Node{
{Name: "CheckNewVersion", Value: "true"},
{Name: "Debug", Value: "true"},
{Name: "SendAnonymousUsage", Value: "true"}}},
{Name: "HostResolver", Children: []*parser.Node{
{Name: "CnameFlattening", Value: "true"},
{Name: "ResolvConfig", Value: "foobar"},
{Name: "ResolvDepth", Value: "42"}}},
{Name: "Log", Children: []*parser.Node{
{Name: "FilePath", Value: "foobar"},
{Name: "Format", Value: "foobar"},
{Name: "Level", Value: "foobar"}}},
{Name: "Metrics", Children: []*parser.Node{
{Name: "Datadog", Children: []*parser.Node{
{Name: "Address", Value: "foobar"},
{Name: "PushInterval", Value: "10s"}}},
{Name: "InfluxDB", Children: []*parser.Node{
{Name: "Address", Value: "foobar"},
{Name: "Database", Value: "foobar"},
{Name: "Password", Value: "foobar"},
{Name: "Protocol", Value: "foobar"},
{Name: "PushInterval", Value: "10s"},
{Name: "RetentionPolicy", Value: "foobar"},
{Name: "Username", Value: "foobar"}}},
{Name: "Prometheus", Children: []*parser.Node{
{Name: "Buckets", Value: "42,42"},
{Name: "EntryPoint", Value: "foobar"},
{Name: "Middlewares", Value: "foobar,foobar"}}},
{Name: "StatsD", Children: []*parser.Node{
{Name: "Address", Value: "foobar"},
{Name: "PushInterval", Value: "10s"}}}}},
{Name: "Ping", Children: []*parser.Node{
{Name: "EntryPoint", Value: "foobar"},
{Name: "Middlewares", Value: "foobar,foobar"}}},
{Name: "Providers", Children: []*parser.Node{
{Name: "Docker", Children: []*parser.Node{
{Name: "Constraints", Children: []*parser.Node{
{Name: "[0]", Children: []*parser.Node{
{Name: "Key", Value: "foobar"},
{Name: "MustMatch", Value: "true"},
{Name: "Value", Value: "foobar"},
}},
{Name: "[1]", Children: []*parser.Node{
{Name: "Key", Value: "foobar"},
{Name: "MustMatch", Value: "true"},
{Name: "Value", Value: "foobar"},
}},
}},
{Name: "DefaultRule", Value: "foobar"},
{Name: "Endpoint", Value: "foobar"},
{Name: "ExposedByDefault", Value: "true"},
{Name: "Network", Value: "foobar"},
{Name: "SwarmMode", Value: "true"},
{Name: "SwarmModeRefreshSeconds", Value: "42"},
{Name: "TLS", Children: []*parser.Node{
{Name: "CA", Value: "foobar"},
{Name: "CAOptional", Value: "true"},
{Name: "Cert", Value: "foobar"},
{Name: "InsecureSkipVerify", Value: "true"},
{Name: "Key", Value: "foobar"}}},
{Name: "UseBindPortIP", Value: "true"},
{Name: "Watch", Value: "true"}}},
{Name: "File", Children: []*parser.Node{
{Name: "DebugLogGeneratedTemplate", Value: "true"},
{Name: "Directory", Value: "foobar"},
{Name: "Filename", Value: "foobar"},
{Name: "TraefikFile", Value: "foobar"},
{Name: "Watch", Value: "true"}}},
{Name: "Kubernetes", Children: []*parser.Node{
{Name: "CertAuthFilePath", Value: "foobar"},
{Name: "DisablePassHostHeaders", Value: "true"},
{Name: "Endpoint", Value: "foobar"},
{Name: "IngressClass", Value: "foobar"},
{Name: "IngressEndpoint", Children: []*parser.Node{
{Name: "Hostname", Value: "foobar"},
{Name: "IP", Value: "foobar"},
{Name: "PublishedService", Value: "foobar"}}},
{Name: "LabelSelector", Value: "foobar"},
{Name: "Namespaces", Value: "foobar,foobar"},
{Name: "Token", Value: "foobar"}}},
{Name: "KubernetesCRD",
Children: []*parser.Node{
{Name: "CertAuthFilePath", Value: "foobar"},
{Name: "DisablePassHostHeaders", Value: "true"},
{Name: "Endpoint", Value: "foobar"},
{Name: "IngressClass", Value: "foobar"},
{Name: "LabelSelector", Value: "foobar"},
{Name: "Namespaces", Value: "foobar,foobar"},
{Name: "Token", Value: "foobar"}}},
{Name: "Marathon", Children: []*parser.Node{
{Name: "Basic", Children: []*parser.Node{
{Name: "HTTPBasicAuthUser", Value: "foobar"},
{Name: "HTTPBasicPassword", Value: "foobar"}}},
{Name: "Constraints", Children: []*parser.Node{
{Name: "[0]", Children: []*parser.Node{
{Name: "Key", Value: "foobar"},
{Name: "MustMatch", Value: "true"},
{Name: "Value", Value: "foobar"},
}},
{Name: "[1]", Children: []*parser.Node{
{Name: "Key", Value: "foobar"},
{Name: "MustMatch", Value: "true"},
{Name: "Value", Value: "foobar"},
}},
}},
{Name: "DCOSToken", Value: "foobar"},
{Name: "DefaultRule", Value: "foobar"},
{Name: "DialerTimeout", Value: "42"},
{Name: "Endpoint", Value: "foobar"},
{Name: "ExposedByDefault", Value: "true"},
{Name: "FilterMarathonConstraints", Value: "true"},
{Name: "ForceTaskHostname", Value: "true"},
{Name: "KeepAlive", Value: "42"},
{Name: "RespectReadinessChecks", Value: "true"},
{Name: "ResponseHeaderTimeout", Value: "42"},
{Name: "TLS", Children: []*parser.Node{
{Name: "CA", Value: "foobar"},
{Name: "CAOptional", Value: "true"},
{Name: "Cert", Value: "foobar"},
{Name: "InsecureSkipVerify", Value: "true"},
{Name: "Key", Value: "foobar"}}},
{Name: "TLSHandshakeTimeout", Value: "42"},
{Name: "Trace", Value: "true"},
{Name: "Watch", Value: "true"}}},
{Name: "ProvidersThrottleDuration", Value: "42"},
{Name: "Rancher", Children: []*parser.Node{
{Name: "Constraints", Children: []*parser.Node{
{Name: "[0]", Children: []*parser.Node{
{Name: "Key", Value: "foobar"},
{Name: "MustMatch", Value: "true"},
{Name: "Value", Value: "foobar"},
}},
{Name: "[1]", Children: []*parser.Node{
{Name: "Key", Value: "foobar"},
{Name: "MustMatch", Value: "true"},
{Name: "Value", Value: "foobar"},
}},
}},
{Name: "DefaultRule", Value: "foobar"},
{Name: "EnableServiceHealthFilter", Value: "true"},
{Name: "ExposedByDefault", Value: "true"},
{Name: "IntervalPoll", Value: "true"},
{Name: "Prefix", Value: "foobar"},
{Name: "RefreshSeconds", Value: "42"},
{Name: "Watch", Value: "true"}}},
{Name: "Rest", Children: []*parser.Node{
{Name: "EntryPoint", Value: "foobar"}}}}},
{Name: "ServersTransport", Children: []*parser.Node{
{Name: "ForwardingTimeouts", Children: []*parser.Node{
{Name: "DialTimeout", Value: "42"},
{Name: "ResponseHeaderTimeout", Value: "42"}}},
{Name: "InsecureSkipVerify", Value: "true"},
{Name: "MaxIdleConnsPerHost", Value: "42"},
{Name: "RootCAs", Value: "foobar,foobar"}}},
{Name: "Tracing", Children: []*parser.Node{
{Name: "Backend", Value: "foobar"},
{Name: "DataDog", Children: []*parser.Node{
{Name: "BagagePrefixHeaderName", Value: "foobar"},
{Name: "Debug", Value: "true"},
{Name: "GlobalTag", Value: "foobar"},
{Name: "LocalAgentHostPort", Value: "foobar"},
{Name: "ParentIDHeaderName", Value: "foobar"},
{Name: "PrioritySampling", Value: "true"},
{Name: "SamplingPriorityHeaderName", Value: "foobar"},
{Name: "TraceIDHeaderName", Value: "foobar"}}},
{Name: "Instana", Children: []*parser.Node{
{Name: "LocalAgentHost", Value: "foobar"},
{Name: "LocalAgentPort", Value: "42"},
{Name: "LogLevel", Value: "foobar"}}},
{Name: "Jaeger", Children: []*parser.Node{
{Name: "Gen128Bit", Value: "true"},
{Name: "LocalAgentHostPort", Value: "foobar"},
{Name: "Propagation", Value: "foobar"},
{Name: "SamplingParam", Value: "42"},
{Name: "SamplingServerURL", Value: "foobar"},
{Name: "SamplingType", Value: "foobar"},
{Name: "TraceContextHeaderName", Value: "foobar"}}},
{Name: "ServiceName", Value: "foobar"},
{Name: "SpanNameLimit", Value: "42"},
{Name: "Zipkin", Children: []*parser.Node{
{Name: "Debug", Value: "true"},
{Name: "HTTPEndpoint", Value: "foobar"},
{Name: "ID128Bit", Value: "true"},
{Name: "SameSpan", Value: "true"},
{Name: "SampleRate", Value: "42"}}}}}},
}
assert.Equal(t, expected, node)
}

View file

@ -0,0 +1,76 @@
package file
import (
"io/ioutil"
"os"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestDecode_TOML(t *testing.T) {
f, err := ioutil.TempFile("", "traefik-config-*.toml")
require.NoError(t, err)
defer func() {
_ = os.Remove(f.Name())
}()
_, err = f.Write([]byte(`
foo = "bar"
fii = "bir"
[yi]
`))
require.NoError(t, err)
element := &Yo{
Fuu: "test",
}
err = Decode(f.Name(), element)
require.NoError(t, err)
expected := &Yo{
Foo: "bar",
Fii: "bir",
Fuu: "test",
Yi: &Yi{
Foo: "foo",
Fii: "fii",
},
}
assert.Equal(t, expected, element)
}
func TestDecode_YAML(t *testing.T) {
f, err := ioutil.TempFile("", "traefik-config-*.yaml")
require.NoError(t, err)
defer func() {
_ = os.Remove(f.Name())
}()
_, err = f.Write([]byte(`
foo: bar
fii: bir
yi: {}
`))
require.NoError(t, err)
element := &Yo{
Fuu: "test",
}
err = Decode(f.Name(), element)
require.NoError(t, err)
expected := &Yo{
Foo: "bar",
Fii: "bir",
Fuu: "test",
Yi: &Yi{
Foo: "foo",
Fii: "fii",
},
}
assert.Equal(t, expected, element)
}

View file

@ -0,0 +1,539 @@
[Global]
Debug = true
CheckNewVersion = true
SendAnonymousUsage = true
[ServersTransport]
InsecureSkipVerify = true
RootCAs = ["foobar", "foobar"]
MaxIdleConnsPerHost = 42
[ServersTransport.ForwardingTimeouts]
DialTimeout = 42
ResponseHeaderTimeout = 42
[EntryPoints]
[EntryPoints.EntryPoint0]
Address = "foobar"
[EntryPoints.EntryPoint0.Transport]
[EntryPoints.EntryPoint0.Transport.LifeCycle]
RequestAcceptGraceTimeout = 42
GraceTimeOut = 42
[EntryPoints.EntryPoint0.Transport.RespondingTimeouts]
ReadTimeout = 42
WriteTimeout = 42
IdleTimeout = 42
[EntryPoints.EntryPoint0.ProxyProtocol]
Insecure = true
TrustedIPs = ["foobar", "foobar"]
[EntryPoints.EntryPoint0.ForwardedHeaders]
Insecure = true
TrustedIPs = ["foobar", "foobar"]
[Providers]
ProvidersThrottleDuration = 42
[Providers.Docker]
Watch = true
Endpoint = "foobar"
DefaultRule = "foobar"
ExposedByDefault = true
UseBindPortIP = true
SwarmMode = true
Network = "foobar"
SwarmModeRefreshSeconds = 42
[[Providers.Docker.Constraints]]
Key = "foobar"
MustMatch = true
Value = "foobar"
[[Providers.Docker.Constraints]]
Key = "foobar"
MustMatch = true
Value = "foobar"
[Providers.Docker.TLS]
CA = "foobar"
CAOptional = true
Cert = "foobar"
Key = "foobar"
InsecureSkipVerify = true
[Providers.File]
Directory = "foobar"
Watch = true
Filename = "foobar"
DebugLogGeneratedTemplate = true
TraefikFile = "foobar"
[Providers.Marathon]
Trace = true
Watch = true
Endpoint = "foobar"
DefaultRule = "foobar"
ExposedByDefault = true
DCOSToken = "foobar"
FilterMarathonConstraints = true
DialerTimeout = 42
ResponseHeaderTimeout = 42
TLSHandshakeTimeout = 42
KeepAlive = 42
ForceTaskHostname = true
RespectReadinessChecks = true
[[Providers.Marathon.Constraints]]
Key = "foobar"
MustMatch = true
Value = "foobar"
[[Providers.Marathon.Constraints]]
Key = "foobar"
MustMatch = true
Value = "foobar"
[Providers.Marathon.TLS]
CA = "foobar"
CAOptional = true
Cert = "foobar"
Key = "foobar"
InsecureSkipVerify = true
[Providers.Marathon.Basic]
HTTPBasicAuthUser = "foobar"
HTTPBasicPassword = "foobar"
[Providers.Kubernetes]
Endpoint = "foobar"
Token = "foobar"
CertAuthFilePath = "foobar"
DisablePassHostHeaders = true
Namespaces = ["foobar", "foobar"]
LabelSelector = "foobar"
IngressClass = "foobar"
[Providers.Kubernetes.IngressEndpoint]
IP = "foobar"
Hostname = "foobar"
PublishedService = "foobar"
[Providers.KubernetesCRD]
Endpoint = "foobar"
Token = "foobar"
CertAuthFilePath = "foobar"
DisablePassHostHeaders = true
Namespaces = ["foobar", "foobar"]
LabelSelector = "foobar"
IngressClass = "foobar"
[Providers.Rest]
EntryPoint = "foobar"
[Providers.Rancher]
Watch = true
DefaultRule = "foobar"
ExposedByDefault = true
EnableServiceHealthFilter = true
RefreshSeconds = 42
IntervalPoll = true
Prefix = "foobar"
[[Providers.Rancher.Constraints]]
Key = "foobar"
MustMatch = true
Value = "foobar"
[[Providers.Rancher.Constraints]]
Key = "foobar"
MustMatch = true
Value = "foobar"
[API]
EntryPoint = "foobar"
Dashboard = true
Middlewares = ["foobar", "foobar"]
[API.Statistics]
RecentErrors = 42
[Metrics]
[Metrics.Prometheus]
Buckets = [42.0, 42.0]
EntryPoint = "foobar"
Middlewares = ["foobar", "foobar"]
[Metrics.Datadog]
Address = "foobar"
PushInterval = "10s"
[Metrics.StatsD]
Address = "foobar"
PushInterval = "10s"
[Metrics.InfluxDB]
Address = "foobar"
Protocol = "foobar"
PushInterval = "10s"
Database = "foobar"
RetentionPolicy = "foobar"
Username = "foobar"
Password = "foobar"
[Ping]
EntryPoint = "foobar"
Middlewares = ["foobar", "foobar"]
[Log]
Level = "foobar"
FilePath = "foobar"
Format = "foobar"
[AccessLog]
FilePath = "foobar"
Format = "foobar"
BufferingSize = 42
[AccessLog.Filters]
StatusCodes = ["foobar", "foobar"]
RetryAttempts = true
MinDuration = 42
[AccessLog.Fields]
DefaultMode = "foobar"
[AccessLog.Fields.Names]
name0 = "foobar"
name1 = "foobar"
[AccessLog.Fields.Headers]
DefaultMode = "foobar"
[AccessLog.Fields.Headers.Names]
name0 = "foobar"
name1 = "foobar"
[Tracing]
Backend = "foobar"
ServiceName = "foobar"
SpanNameLimit = 42
[Tracing.Jaeger]
SamplingServerURL = "foobar"
SamplingType = "foobar"
SamplingParam = 42.0
LocalAgentHostPort = "foobar"
Gen128Bit = true
Propagation = "foobar"
TraceContextHeaderName = "foobar"
[Tracing.Zipkin]
HTTPEndpoint = "foobar"
SameSpan = true
ID128Bit = true
Debug = true
SampleRate = 42.0
[Tracing.DataDog]
LocalAgentHostPort = "foobar"
GlobalTag = "foobar"
Debug = true
PrioritySampling = true
TraceIDHeaderName = "foobar"
ParentIDHeaderName = "foobar"
SamplingPriorityHeaderName = "foobar"
BagagePrefixHeaderName = "foobar"
[Tracing.Instana]
LocalAgentHost = "foobar"
LocalAgentPort = 42
LogLevel = "foobar"
[HostResolver]
CnameFlattening = true
ResolvConfig = "foobar"
ResolvDepth = 42
[ACME]
Email = "foobar"
ACMELogging = true
CAServer = "foobar"
Storage = "foobar"
EntryPoint = "foobar"
KeyType = "foobar"
OnHostRule = true
[ACME.DNSChallenge]
Provider = "foobar"
DelayBeforeCheck = 42
Resolvers = ["foobar", "foobar"]
DisablePropagationCheck = true
[ACME.HTTPChallenge]
EntryPoint = "foobar"
[ACME.TLSChallenge]
[[ACME.Domains]]
Main = "foobar"
SANs = ["foobar", "foobar"]
[[ACME.Domains]]
Main = "foobar"
SANs = ["foobar", "foobar"]
#### Dynamic configuration
[HTTP]
[HTTP.Routers]
[HTTP.Routers.Router0]
EntryPoints = ["foobar", "foobar"]
Middlewares = ["foobar", "foobar"]
Service = "foobar"
Rule = "foobar"
priority = 42
[HTTP.Routers.Router0.tls]
[HTTP.Middlewares]
[HTTP.Middlewares.Middleware0.AddPrefix]
Prefix = "foobar"
[HTTP.Middlewares.Middleware1.StripPrefix]
Prefixes = ["foobar", "foobar"]
[HTTP.Middlewares.Middleware2.StripPrefixRegex]
Regex = ["foobar", "foobar"]
[HTTP.Middlewares.Middleware3.ReplacePath]
Path = "foobar"
[HTTP.Middlewares.Middleware4.ReplacePathRegex]
Regex = "foobar"
Replacement = "foobar"
[HTTP.Middlewares.Middleware5.Chain]
Middlewares = ["foobar", "foobar"]
[HTTP.Middlewares.Middleware6.IPWhiteList]
SourceRange = ["foobar", "foobar"]
[HTTP.Middlewares.Middleware7.IPWhiteList.IPStrategy]
Depth = 42
ExcludedIPs = ["foobar", "foobar"]
[HTTP.Middlewares.Middleware8.Headers]
AccessControlAllowCredentials = true
AccessControlAllowHeaders = ["foobar", "foobar"]
AccessControlAllowMethods = ["foobar", "foobar"]
AccessControlAllowOrigin = "foobar"
AccessControlExposeHeaders = ["foobar", "foobar"]
AccessControlMaxAge = 42
AddVaryHeader = true
AllowedHosts = ["foobar", "foobar"]
HostsProxyHeaders = ["foobar", "foobar"]
SSLRedirect = true
SSLTemporaryRedirect = true
SSLHost = "foobar"
SSLForceHost = true
STSSeconds = 42
STSIncludeSubdomains = true
STSPreload = true
ForceSTSHeader = true
FrameDeny = true
CustomFrameOptionsValue = "foobar"
ContentTypeNosniff = true
BrowserXSSFilter = true
CustomBrowserXSSValue = "foobar"
ContentSecurityPolicy = "foobar"
PublicKey = "foobar"
ReferrerPolicy = "foobar"
IsDevelopment = true
[HTTP.Middlewares.Middleware8.Headers.CustomRequestHeaders]
name0 = "foobar"
name1 = "foobar"
[HTTP.Middlewares.Middleware8.Headers.CustomResponseHeaders]
name0 = "foobar"
name1 = "foobar"
[HTTP.Middlewares.Middleware8.Headers.SSLProxyHeaders]
name0 = "foobar"
name1 = "foobar"
[HTTP.Middlewares.Middleware9.Errors]
Status = ["foobar", "foobar"]
Service = "foobar"
Query = "foobar"
[HTTP.Middlewares.Middleware10.RateLimit]
ExtractorFunc = "foobar"
[HTTP.Middlewares.Middleware10.RateLimit.RateSet]
[HTTP.Middlewares.Middleware10.RateLimit.RateSet.Rate0]
Period = 42
Average = 42
Burst = 42
[HTTP.Middlewares.Middleware10.RateLimit.RateSet.Rate1]
Period = 42
Average = 42
Burst = 42
[HTTP.Middlewares.Middleware11.RedirectRegex]
Regex = "foobar"
Replacement = "foobar"
Permanent = true
[HTTP.Middlewares.Middleware12.RedirectScheme]
Scheme = "foobar"
Port = "foobar"
Permanent = true
[HTTP.Middlewares.Middleware13.BasicAuth]
Users = ["foobar", "foobar"]
UsersFile = "foobar"
Realm = "foobar"
RemoveHeader = true
HeaderField = "foobar"
[HTTP.Middlewares.Middleware14.DigestAuth]
Users = ["foobar", "foobar"]
UsersFile = "foobar"
RemoveHeader = true
Realm = "foobar"
HeaderField = "foobar"
[HTTP.Middlewares.Middleware15.ForwardAuth]
Address = "foobar"
TrustForwardHeader = true
AuthResponseHeaders = ["foobar", "foobar"]
[HTTP.Middlewares.Middleware15.ForwardAuth.TLS]
CA = "foobar"
CAOptional = true
Cert = "foobar"
Key = "foobar"
InsecureSkipVerify = true
[HTTP.Middlewares.Middleware16.MaxConn]
Amount = 42
ExtractorFunc = "foobar"
[HTTP.Middlewares.Middleware17.Buffering]
MaxRequestBodyBytes = 42
MemRequestBodyBytes = 42
MaxResponseBodyBytes = 42
MemResponseBodyBytes = 42
RetryExpression = "foobar"
[HTTP.Middlewares.Middleware18.CircuitBreaker]
Expression = "foobar"
[HTTP.Middlewares.Middleware19.Compress]
[HTTP.Middlewares.Middleware20.PassTLSClientCert]
PEM = true
[HTTP.Middlewares.Middleware20.PassTLSClientCert.Info]
NotAfter = true
NotBefore = true
Sans = true
[HTTP.Middlewares.Middleware20.PassTLSClientCert.Info.Subject]
Country = true
Province = true
Locality = true
Organization = true
CommonName = true
SerialNumber = true
DomainComponent = true
[HTTP.Middlewares.Middleware20.PassTLSClientCert.Info.Issuer]
Country = true
Province = true
Locality = true
Organization = true
CommonName = true
SerialNumber = true
DomainComponent = true
[HTTP.Middlewares.Middleware21.Retry]
Attempts = 42
[HTTP.Services]
[HTTP.Services.Service0]
[HTTP.Services.Service0.LoadBalancer]
Method = "foobar"
PassHostHeader = true
[[HTTP.Services.Service0.LoadBalancer.Servers]]
URL = "foobar"
[HTTP.Services.Service0.LoadBalancer.Stickiness]
CookieName = "foobar"
[[HTTP.Services.Service0.LoadBalancer.Servers]]
URL = "foobar"
[HTTP.Services.Service0.LoadBalancer.HealthCheck]
Scheme = "foobar"
Path = "foobar"
Port = 42
Interval = "foobar"
Timeout = "foobar"
Hostname = "foobar"
[HTTP.Services.Service0.LoadBalancer.HealthCheck.Headers]
name0 = "foobar"
name1 = "foobar"
[HTTP.Services.Service0.LoadBalancer.ResponseForwarding]
FlushInterval = "foobar"
[TCP]
[TCP.Routers]
[TCP.Routers.TCPRouter0]
EntryPoints = ["foobar", "foobar"]
Service = "foobar"
Rule = "foobar"
[TCP.Routers.TCPRouter0.tls]
passthrough = true
[TCP.Services]
[TCP.Services.TCPService0]
[TCP.Services.TCPService0.LoadBalancer]
Method = "foobar"
[[TCP.Services.TCPService0.LoadBalancer.Servers]]
Address = "foobar"
[[TCP.Services.TCPService0.LoadBalancer.Servers]]
Address = "foobar"
[[TLS]]
Stores = ["foobar", "foobar"]
[TLS.Certificate]
CertFile = "foobar"
KeyFile = "foobar"
[[TLS]]
Stores = ["foobar", "foobar"]
[TLS.Certificate]
CertFile = "foobar"
KeyFile = "foobar"
[TLSOptions]
[TLSOptions.TLS0]
MinVersion = "foobar"
CipherSuites = ["foobar", "foobar"]
SniStrict = true
[TLSOptions.TLS0.ClientCA]
Files = ["foobar", "foobar"]
Optional = true
[TLSOptions.TLS1]
MinVersion = "foobar"
CipherSuites = ["foobar", "foobar"]
SniStrict = true
[TLSOptions.TLS1.ClientCA]
Files = ["foobar", "foobar"]
Optional = true
[TLSStores]
[TLSStores.Store0]
[TLSStores.Store0.DefaultCertificate]
CertFile = "foobar"
KeyFile = "foobar"
[TLSStores.Store1]
[TLSStores.Store1.DefaultCertificate]
CertFile = "foobar"
KeyFile = "foobar"

View file

@ -0,0 +1,257 @@
Global:
Debug: true
CheckNewVersion: true
SendAnonymousUsage: true
ServersTransport:
InsecureSkipVerify: true
RootCAs:
- foobar
- foobar
MaxIdleConnsPerHost: 42
ForwardingTimeouts:
DialTimeout: 42
ResponseHeaderTimeout: 42
EntryPoints:
EntryPoint0:
Address: foobar
Transport:
LifeCycle:
RequestAcceptGraceTimeout: 42
GraceTimeOut: 42
RespondingTimeouts:
ReadTimeout: 42
WriteTimeout: 42
IdleTimeout: 42
ProxyProtocol:
Insecure: true
TrustedIPs:
- foobar
- foobar
ForwardedHeaders:
Insecure: true
TrustedIPs:
- foobar
- foobar
Providers:
ProvidersThrottleDuration: 42
Docker:
Watch: true
Endpoint: foobar
DefaultRule: foobar
ExposedByDefault: true
UseBindPortIP: true
SwarmMode: true
Network: foobar
SwarmModeRefreshSeconds: 42
Constraints:
- Key: foobar
MustMatch: true
Value: foobar
- Key: foobar
MustMatch: true
Value: foobar
TLS:
CA: foobar
CAOptional: true
Cert: foobar
Key: foobar
InsecureSkipVerify: true
File:
Directory: foobar
Watch: true
Filename: foobar
DebugLogGeneratedTemplate: true
TraefikFile: foobar
Marathon:
Trace: true
Watch: true
Endpoint: foobar
DefaultRule: foobar
ExposedByDefault: true
DCOSToken: foobar
FilterMarathonConstraints: true
DialerTimeout: 42
ResponseHeaderTimeout: 42
TLSHandshakeTimeout: 42
KeepAlive: 42
ForceTaskHostname: true
RespectReadinessChecks: true
Constraints:
- Key: foobar
MustMatch: true
Value: foobar
- Key: foobar
MustMatch: true
Value: foobar
TLS:
CA: foobar
CAOptional: true
Cert: foobar
Key: foobar
InsecureSkipVerify: true
Basic:
HTTPBasicAuthUser: foobar
HTTPBasicPassword: foobar
Kubernetes:
Endpoint: foobar
Token: foobar
CertAuthFilePath: foobar
DisablePassHostHeaders: true
Namespaces:
- foobar
- foobar
LabelSelector: foobar
IngressClass: foobar
IngressEndpoint:
IP: foobar
Hostname: foobar
PublishedService: foobar
KubernetesCRD:
Endpoint: foobar
Token: foobar
CertAuthFilePath: foobar
DisablePassHostHeaders: true
Namespaces:
- foobar
- foobar
LabelSelector: foobar
IngressClass: foobar
Rest:
EntryPoint: foobar
Rancher:
Watch: true
DefaultRule: foobar
ExposedByDefault: true
EnableServiceHealthFilter: true
RefreshSeconds: 42
IntervalPoll: true
Prefix: foobar
Constraints:
- Key: foobar
MustMatch: true
Value: foobar
- Key: foobar
MustMatch: true
Value: foobar
API:
EntryPoint: foobar
Dashboard: true
Middlewares:
- foobar
- foobar
Statistics:
RecentErrors: 42
Metrics:
Prometheus:
Buckets:
- 42
- 42
EntryPoint: foobar
Middlewares:
- foobar
- foobar
Datadog:
Address: foobar
PushInterval: 10s
StatsD:
Address: foobar
PushInterval: 10s
InfluxDB:
Address: foobar
Protocol: foobar
PushInterval: 10s
Database: foobar
RetentionPolicy: foobar
Username: foobar
Password: foobar
Ping:
EntryPoint: foobar
Middlewares:
- foobar
- foobar
Log:
Level: foobar
FilePath: foobar
Format: foobar
AccessLog:
FilePath: foobar
Format: foobar
BufferingSize: 42
Filters:
StatusCodes:
- foobar
- foobar
RetryAttempts: true
MinDuration: 42
Fields:
DefaultMode: foobar
Names:
name0: foobar
name1: foobar
Headers:
DefaultMode: foobar
Names:
name0: foobar
name1: foobar
Tracing:
Backend: foobar
ServiceName: foobar
SpanNameLimit: 42
Jaeger:
SamplingServerURL: foobar
SamplingType: foobar
SamplingParam: 42
LocalAgentHostPort: foobar
Gen128Bit: true
Propagation: foobar
TraceContextHeaderName: foobar
Zipkin:
HTTPEndpoint: foobar
SameSpan: true
ID128Bit: true
Debug: true
SampleRate: 42
DataDog:
LocalAgentHostPort: foobar
GlobalTag: foobar
Debug: true
PrioritySampling: true
TraceIDHeaderName: foobar
ParentIDHeaderName: foobar
SamplingPriorityHeaderName: foobar
BagagePrefixHeaderName: foobar
Instana:
LocalAgentHost: foobar
LocalAgentPort: 42
LogLevel: foobar
HostResolver:
CnameFlattening: true
ResolvConfig: foobar
ResolvDepth: 42
ACME:
Email: foobar
ACMELogging: true
CAServer: foobar
Storage: foobar
EntryPoint: foobar
KeyType: foobar
OnHostRule: true
DNSChallenge:
Provider: foobar
DelayBeforeCheck: 42
Resolvers:
- foobar
- foobar
DisablePropagationCheck: true
HTTPChallenge:
EntryPoint: foobar
TLSChallenge: {}
Domains:
- Main: foobar
SANs:
- foobar
- foobar
- Main: foobar
SANs:
- foobar
- foobar

View file

@ -0,0 +1,34 @@
package file
type bar string
type Yo struct {
Foo string
Fii string
Fuu string
Yi *Yi `label:"allowEmpty"`
}
func (y *Yo) SetDefaults() {
y.Foo = "foo"
y.Fii = "fii"
}
type Yi struct {
Foo string
Fii string
Fuu string
}
func (y *Yi) SetDefaults() {
y.Foo = "foo"
y.Fii = "fii"
}
type Yu struct {
Yi
}
type Ye struct {
*Yi
}

128
pkg/config/file/raw_node.go Normal file
View file

@ -0,0 +1,128 @@
package file
import (
"reflect"
"sort"
"strconv"
"strings"
"github.com/containous/traefik/pkg/config/parser"
)
func decodeRawToNode(data map[string]interface{}, filters ...string) (*parser.Node, error) {
root := &parser.Node{
Name: "traefik",
}
vData := reflect.ValueOf(data)
decodeRaw(root, vData, filters...)
return root, nil
}
func decodeRaw(node *parser.Node, vData reflect.Value, filters ...string) {
sortedKeys := sortKeys(vData, filters)
for _, key := range sortedKeys {
value := reflect.ValueOf(vData.MapIndex(key).Interface())
child := &parser.Node{Name: key.String()}
switch value.Kind() {
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
fallthrough
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
fallthrough
case reflect.Float32, reflect.Float64:
fallthrough
case reflect.Bool:
fallthrough
case reflect.String:
child.Value = getSimpleValue(value)
case reflect.Slice:
var values []string
for i := 0; i < value.Len(); i++ {
item := value.Index(i)
switch item.Kind() {
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
fallthrough
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
fallthrough
case reflect.Bool:
fallthrough
case reflect.String:
fallthrough
case reflect.Map:
fallthrough
case reflect.Interface:
sValue := reflect.ValueOf(item.Interface())
if sValue.Kind() == reflect.Map {
ch := &parser.Node{
Name: "[" + strconv.Itoa(i) + "]",
}
child.Children = append(child.Children, ch)
decodeRaw(ch, sValue)
} else {
values = append(values, getSimpleValue(sValue))
}
default:
panic("Unsupported slice type: " + item.Kind().String())
}
}
child.Value = strings.Join(values, ",")
case reflect.Map:
decodeRaw(child, value)
default:
panic("Unsupported type: " + value.Kind().String())
}
node.Children = append(node.Children, child)
}
}
func getSimpleValue(item reflect.Value) string {
switch item.Kind() {
case reflect.String:
return item.String()
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
return strconv.FormatInt(item.Int(), 10)
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
return strconv.FormatUint(item.Uint(), 10)
case reflect.Float32, reflect.Float64:
return strings.TrimSuffix(strconv.FormatFloat(item.Float(), 'f', 6, 64), ".000000")
case reflect.Bool:
return strconv.FormatBool(item.Bool())
default:
panic("Unsupported Simple value type: " + item.Kind().String())
}
}
func sortKeys(vData reflect.Value, filters []string) []reflect.Value {
var sortedKeys []reflect.Value
for _, v := range vData.MapKeys() {
rValue := reflect.ValueOf(v.Interface())
key := rValue.String()
if len(filters) == 0 {
sortedKeys = append(sortedKeys, rValue)
continue
}
for _, filter := range filters {
if strings.EqualFold(key, filter) {
sortedKeys = append(sortedKeys, rValue)
continue
}
}
}
sort.Slice(sortedKeys, func(i, j int) bool {
return sortedKeys[i].String() < sortedKeys[j].String()
})
return sortedKeys
}

View file

@ -0,0 +1,540 @@
package file
import (
"testing"
"github.com/containous/traefik/pkg/config/parser"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func Test_decodeRawToNode(t *testing.T) {
testCases := []struct {
desc string
data map[string]interface{}
expected *parser.Node
}{
{
desc: "empty",
data: map[string]interface{}{},
expected: &parser.Node{
Name: "traefik",
},
},
{
desc: "string",
data: map[string]interface{}{
"foo": "bar",
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "bar"},
},
},
},
{
desc: "string named type",
data: map[string]interface{}{
"foo": bar("bar"),
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "bar"},
},
},
},
{
desc: "bool",
data: map[string]interface{}{
"foo": true,
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "true"},
},
},
},
{
desc: "int",
data: map[string]interface{}{
"foo": 1,
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1"},
},
},
},
{
desc: "int8",
data: map[string]interface{}{
"foo": int8(1),
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1"},
},
},
},
{
desc: "int16",
data: map[string]interface{}{
"foo": int16(1),
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1"},
},
},
},
{
desc: "int32",
data: map[string]interface{}{
"foo": int32(1),
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1"},
},
},
},
{
desc: "int64",
data: map[string]interface{}{
"foo": int64(1),
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1"},
},
},
},
{
desc: "uint",
data: map[string]interface{}{
"foo": uint(1),
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1"},
},
},
},
{
desc: "uint8",
data: map[string]interface{}{
"foo": uint8(1),
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1"},
},
},
},
{
desc: "uint16",
data: map[string]interface{}{
"foo": uint16(1),
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1"},
},
},
},
{
desc: "uint32",
data: map[string]interface{}{
"foo": uint32(1),
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1"},
},
},
},
{
desc: "uint64",
data: map[string]interface{}{
"foo": uint64(1),
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1"},
},
},
},
{
desc: "float32",
data: map[string]interface{}{
"foo": float32(1),
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1"},
},
},
},
{
desc: "float64",
data: map[string]interface{}{
"foo": float64(1),
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1"},
},
},
},
{
desc: "string slice",
data: map[string]interface{}{
"foo": []string{"A", "B"},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "A,B"},
},
},
},
{
desc: "int slice",
data: map[string]interface{}{
"foo": []int{1, 2},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1,2"},
},
},
},
{
desc: "int8 slice",
data: map[string]interface{}{
"foo": []int8{1, 2},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1,2"},
},
},
},
{
desc: "int16 slice",
data: map[string]interface{}{
"foo": []int16{1, 2},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1,2"},
},
},
},
{
desc: "int32 slice",
data: map[string]interface{}{
"foo": []int32{1, 2},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1,2"},
},
},
},
{
desc: "int64 slice",
data: map[string]interface{}{
"foo": []int64{1, 2},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1,2"},
},
},
},
{
desc: "bool slice",
data: map[string]interface{}{
"foo": []bool{true, false},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "true,false"},
},
},
},
{
desc: "interface (string) slice",
data: map[string]interface{}{
"foo": []interface{}{"A", "B"},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "A,B"},
},
},
},
{
desc: "interface (int) slice",
data: map[string]interface{}{
"foo": []interface{}{1, 2},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Value: "1,2"},
},
},
},
{
desc: "2 strings",
data: map[string]interface{}{
"foo": "bar",
"fii": "bir",
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "fii", Value: "bir"},
{Name: "foo", Value: "bar"},
},
},
},
{
desc: "string, level 2",
data: map[string]interface{}{
"fii": map[interface{}]interface{}{
"fuu": "bur",
},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "fii", Children: []*parser.Node{{Name: "fuu", Value: "bur"}}},
},
},
},
{
desc: "int, level 2",
data: map[string]interface{}{
"fii": map[interface{}]interface{}{
"fuu": 1,
},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "fii", Children: []*parser.Node{{Name: "fuu", Value: "1"}}},
},
},
},
{
desc: "uint, level 2",
data: map[string]interface{}{
"fii": map[interface{}]interface{}{
"fuu": uint(1),
},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "fii", Children: []*parser.Node{{Name: "fuu", Value: "1"}}},
},
},
},
{
desc: "bool, level 2",
data: map[string]interface{}{
"fii": map[interface{}]interface{}{
"fuu": true,
},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "fii", Children: []*parser.Node{{Name: "fuu", Value: "true"}}},
},
},
},
{
desc: "string, level 3",
data: map[string]interface{}{
"foo": map[interface{}]interface{}{
"fii": map[interface{}]interface{}{
"fuu": "bur",
},
},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Children: []*parser.Node{
{Name: "fii", Children: []*parser.Node{{Name: "fuu", Value: "bur"}}},
}},
},
},
},
{
desc: "int, level 3",
data: map[string]interface{}{
"fii": map[interface{}]interface{}{
"fuu": 1,
},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "fii", Children: []*parser.Node{{Name: "fuu", Value: "1"}}},
},
},
},
{
desc: "uint, level 3",
data: map[string]interface{}{
"fii": map[interface{}]interface{}{
"fuu": uint(1),
},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "fii", Children: []*parser.Node{{Name: "fuu", Value: "1"}}},
},
},
},
{
desc: "bool, level 3",
data: map[string]interface{}{
"fii": map[interface{}]interface{}{
"fuu": true,
},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "fii", Children: []*parser.Node{{Name: "fuu", Value: "true"}}},
},
},
},
{
desc: "struct",
data: map[string]interface{}{
"foo": map[interface{}]interface{}{
"field1": "C",
"field2": "C",
},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Children: []*parser.Node{
{Name: "field1", Value: "C"},
{Name: "field2", Value: "C"},
}},
},
},
},
{
desc: "slice struct 1",
data: map[string]interface{}{
"foo": []map[string]interface{}{
{"field1": "A", "field2": "A"},
{"field1": "B", "field2": "B"},
{"field2": "C", "field1": "C"},
},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Children: []*parser.Node{
{Name: "[0]", Children: []*parser.Node{
{Name: "field1", Value: "A"},
{Name: "field2", Value: "A"},
}},
{Name: "[1]", Children: []*parser.Node{
{Name: "field1", Value: "B"},
{Name: "field2", Value: "B"},
}},
{Name: "[2]", Children: []*parser.Node{
{Name: "field1", Value: "C"},
{Name: "field2", Value: "C"},
}},
}},
},
},
},
{
desc: "slice struct 2",
data: map[string]interface{}{
"foo": []interface{}{
map[interface{}]interface{}{
"field2": "A",
"field1": "A",
},
map[interface{}]interface{}{
"field1": "B",
"field2": "B",
},
map[interface{}]interface{}{
"field1": "C",
"field2": "C",
},
},
},
expected: &parser.Node{
Name: "traefik",
Children: []*parser.Node{
{Name: "foo", Children: []*parser.Node{
{Name: "[0]", Children: []*parser.Node{
{Name: "field1", Value: "A"},
{Name: "field2", Value: "A"},
}},
{Name: "[1]", Children: []*parser.Node{
{Name: "field1", Value: "B"},
{Name: "field2", Value: "B"},
}},
{Name: "[2]", Children: []*parser.Node{
{Name: "field1", Value: "C"},
{Name: "field2", Value: "C"},
}},
}},
},
},
},
}
for _, test := range testCases {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
node, err := decodeRawToNode(test.data)
require.NoError(t, err)
assert.Equal(t, test.expected, node)
})
}
}