diff --git a/vendor/github.com/hashicorp/consul/api/acl.go b/vendor/github.com/hashicorp/consul/api/acl.go
index 53a0523..124409f 100644
--- a/vendor/github.com/hashicorp/consul/api/acl.go
+++ b/vendor/github.com/hashicorp/consul/api/acl.go
@@ -4,7 +4,10 @@
 	"fmt"
 	"io"
 	"io/ioutil"
+	"net/url"
 	"time"
+
+	"github.com/mitchellh/mapstructure"
 )
 
 const (
@@ -19,18 +22,26 @@
 	ID   string
 	Name string
 }
+type ACLTokenRoleLink struct {
+	ID   string
+	Name string
+}
 
 // ACLToken represents an ACL Token
 type ACLToken struct {
-	CreateIndex uint64
-	ModifyIndex uint64
-	AccessorID  string
-	SecretID    string
-	Description string
-	Policies    []*ACLTokenPolicyLink
-	Local       bool
-	CreateTime  time.Time `json:",omitempty"`
-	Hash        []byte    `json:",omitempty"`
+	CreateIndex       uint64
+	ModifyIndex       uint64
+	AccessorID        string
+	SecretID          string
+	Description       string
+	Policies          []*ACLTokenPolicyLink `json:",omitempty"`
+	Roles             []*ACLTokenRoleLink   `json:",omitempty"`
+	ServiceIdentities []*ACLServiceIdentity `json:",omitempty"`
+	Local             bool
+	ExpirationTTL     time.Duration `json:",omitempty"`
+	ExpirationTime    *time.Time    `json:",omitempty"`
+	CreateTime        time.Time     `json:",omitempty"`
+	Hash              []byte        `json:",omitempty"`
 
 	// DEPRECATED (ACL-Legacy-Compat)
 	// Rules will only be present for legacy tokens returned via the new APIs
@@ -38,15 +49,18 @@
 }
 
 type ACLTokenListEntry struct {
-	CreateIndex uint64
-	ModifyIndex uint64
-	AccessorID  string
-	Description string
-	Policies    []*ACLTokenPolicyLink
-	Local       bool
-	CreateTime  time.Time
-	Hash        []byte
-	Legacy      bool
+	CreateIndex       uint64
+	ModifyIndex       uint64
+	AccessorID        string
+	Description       string
+	Policies          []*ACLTokenPolicyLink `json:",omitempty"`
+	Roles             []*ACLTokenRoleLink   `json:",omitempty"`
+	ServiceIdentities []*ACLServiceIdentity `json:",omitempty"`
+	Local             bool
+	ExpirationTime    *time.Time `json:",omitempty"`
+	CreateTime        time.Time
+	Hash              []byte
+	Legacy            bool
 }
 
 // ACLEntry is used to represent a legacy ACL token
@@ -67,11 +81,20 @@
 	SourceDatacenter     string
 	ReplicationType      string
 	ReplicatedIndex      uint64
+	ReplicatedRoleIndex  uint64
 	ReplicatedTokenIndex uint64
 	LastSuccess          time.Time
 	LastError            time.Time
 }
 
+// ACLServiceIdentity represents a high-level grant of all necessary privileges
+// to assume the identity of the named Service in the Catalog and within
+// Connect.
+type ACLServiceIdentity struct {
+	ServiceName string
+	Datacenters []string `json:",omitempty"`
+}
+
 // ACLPolicy represents an ACL Policy.
 type ACLPolicy struct {
 	ID          string
@@ -94,6 +117,113 @@
 	ModifyIndex uint64
 }
 
+type ACLRolePolicyLink struct {
+	ID   string
+	Name string
+}
+
+// ACLRole represents an ACL Role.
+type ACLRole struct {
+	ID                string
+	Name              string
+	Description       string
+	Policies          []*ACLRolePolicyLink  `json:",omitempty"`
+	ServiceIdentities []*ACLServiceIdentity `json:",omitempty"`
+	Hash              []byte
+	CreateIndex       uint64
+	ModifyIndex       uint64
+}
+
+// BindingRuleBindType is the type of binding rule mechanism used.
+type BindingRuleBindType string
+
+const (
+	// BindingRuleBindTypeService binds to a service identity with the given name.
+	BindingRuleBindTypeService BindingRuleBindType = "service"
+
+	// BindingRuleBindTypeRole binds to pre-existing roles with the given name.
+	BindingRuleBindTypeRole BindingRuleBindType = "role"
+)
+
+type ACLBindingRule struct {
+	ID          string
+	Description string
+	AuthMethod  string
+	Selector    string
+	BindType    BindingRuleBindType
+	BindName    string
+
+	CreateIndex uint64
+	ModifyIndex uint64
+}
+
+type ACLAuthMethod struct {
+	Name        string
+	Type        string
+	Description string
+
+	// Configuration is arbitrary configuration for the auth method. This
+	// should only contain primitive values and containers (such as lists and
+	// maps).
+	Config map[string]interface{}
+
+	CreateIndex uint64
+	ModifyIndex uint64
+}
+
+type ACLAuthMethodListEntry struct {
+	Name        string
+	Type        string
+	Description string
+	CreateIndex uint64
+	ModifyIndex uint64
+}
+
+// ParseKubernetesAuthMethodConfig takes a raw config map and returns a parsed
+// KubernetesAuthMethodConfig.
+func ParseKubernetesAuthMethodConfig(raw map[string]interface{}) (*KubernetesAuthMethodConfig, error) {
+	var config KubernetesAuthMethodConfig
+	decodeConf := &mapstructure.DecoderConfig{
+		Result:           &config,
+		WeaklyTypedInput: true,
+	}
+
+	decoder, err := mapstructure.NewDecoder(decodeConf)
+	if err != nil {
+		return nil, err
+	}
+
+	if err := decoder.Decode(raw); err != nil {
+		return nil, fmt.Errorf("error decoding config: %s", err)
+	}
+
+	return &config, nil
+}
+
+// KubernetesAuthMethodConfig is the config for the built-in Consul auth method
+// for Kubernetes.
+type KubernetesAuthMethodConfig struct {
+	Host              string `json:",omitempty"`
+	CACert            string `json:",omitempty"`
+	ServiceAccountJWT string `json:",omitempty"`
+}
+
+// RenderToConfig converts this into a map[string]interface{} suitable for use
+// in the ACLAuthMethod.Config field.
+func (c *KubernetesAuthMethodConfig) RenderToConfig() map[string]interface{} {
+	return map[string]interface{}{
+		"Host":              c.Host,
+		"CACert":            c.CACert,
+		"ServiceAccountJWT": c.ServiceAccountJWT,
+	}
+}
+
+type ACLLoginParams struct {
+	AuthMethod  string
+	BearerToken string
+	Meta        map[string]string `json:",omitempty"`
+}
+
 // ACL can be used to query the ACL endpoints
 type ACL struct {
 	c *Client
@@ -266,17 +396,9 @@
 	return entries, qm, nil
 }
 
-// TokenCreate creates a new ACL token. It requires that the AccessorID and SecretID fields
-// of the ACLToken structure to be empty as these will be filled in by Consul.
+// TokenCreate creates a new ACL token. If either the AccessorID or SecretID fields
+// of the ACLToken structure are empty they will be filled in by Consul.
 func (a *ACL) TokenCreate(token *ACLToken, q *WriteOptions) (*ACLToken, *WriteMeta, error) {
-	if token.AccessorID != "" {
-		return nil, nil, fmt.Errorf("Cannot specify an AccessorID in Token Creation")
-	}
-
-	if token.SecretID != "" {
-		return nil, nil, fmt.Errorf("Cannot specify a SecretID in Token Creation")
-	}
-
 	r := a.c.newRequest("PUT", "/v1/acl/token")
 	r.setWriteOptions(q)
 	r.obj = token
@@ -437,7 +559,6 @@
 	if policy.ID != "" {
 		return nil, nil, fmt.Errorf("Cannot specify an ID in Policy Creation")
 	}
-
 	r := a.c.newRequest("PUT", "/v1/acl/policy")
 	r.setWriteOptions(q)
 	r.obj = policy
@@ -460,7 +581,7 @@
 // existing policy ID
 func (a *ACL) PolicyUpdate(policy *ACLPolicy, q *WriteOptions) (*ACLPolicy, *WriteMeta, error) {
 	if policy.ID == "" {
-		return nil, nil, fmt.Errorf("Must specify an ID in Policy Creation")
+		return nil, nil, fmt.Errorf("Must specify an ID in Policy Update")
 	}
 
 	r := a.c.newRequest("PUT", "/v1/acl/policy/"+policy.ID)
@@ -586,3 +707,410 @@
 
 	return string(ruleBytes), nil
 }
+
+// RoleCreate will create a new role. It is not allowed for the role parameters
+// ID field to be set as this will be generated by Consul while processing the request.
+func (a *ACL) RoleCreate(role *ACLRole, q *WriteOptions) (*ACLRole, *WriteMeta, error) {
+	if role.ID != "" {
+		return nil, nil, fmt.Errorf("Cannot specify an ID in Role Creation")
+	}
+
+	r := a.c.newRequest("PUT", "/v1/acl/role")
+	r.setWriteOptions(q)
+	r.obj = role
+	rtt, resp, err := requireOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, nil, err
+	}
+	defer resp.Body.Close()
+
+	wm := &WriteMeta{RequestTime: rtt}
+	var out ACLRole
+	if err := decodeBody(resp, &out); err != nil {
+		return nil, nil, err
+	}
+
+	return &out, wm, nil
+}
+
+// RoleUpdate updates a role. The ID field of the role parameter must be set to an
+// existing role ID
+func (a *ACL) RoleUpdate(role *ACLRole, q *WriteOptions) (*ACLRole, *WriteMeta, error) {
+	if role.ID == "" {
+		return nil, nil, fmt.Errorf("Must specify an ID in Role Update")
+	}
+
+	r := a.c.newRequest("PUT", "/v1/acl/role/"+role.ID)
+	r.setWriteOptions(q)
+	r.obj = role
+	rtt, resp, err := requireOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, nil, err
+	}
+	defer resp.Body.Close()
+
+	wm := &WriteMeta{RequestTime: rtt}
+	var out ACLRole
+	if err := decodeBody(resp, &out); err != nil {
+		return nil, nil, err
+	}
+
+	return &out, wm, nil
+}
+
+// RoleDelete deletes a role given its ID.
+func (a *ACL) RoleDelete(roleID string, q *WriteOptions) (*WriteMeta, error) {
+	r := a.c.newRequest("DELETE", "/v1/acl/role/"+roleID)
+	r.setWriteOptions(q)
+	rtt, resp, err := requireOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, err
+	}
+	resp.Body.Close()
+
+	wm := &WriteMeta{RequestTime: rtt}
+	return wm, nil
+}
+
+// RoleRead retrieves the role details (by ID). Returns nil if not found.
+func (a *ACL) RoleRead(roleID string, q *QueryOptions) (*ACLRole, *QueryMeta, error) {
+	r := a.c.newRequest("GET", "/v1/acl/role/"+roleID)
+	r.setQueryOptions(q)
+	found, rtt, resp, err := requireNotFoundOrOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, nil, err
+	}
+	defer resp.Body.Close()
+
+	qm := &QueryMeta{}
+	parseQueryMeta(resp, qm)
+	qm.RequestTime = rtt
+
+	if !found {
+		return nil, qm, nil
+	}
+
+	var out ACLRole
+	if err := decodeBody(resp, &out); err != nil {
+		return nil, nil, err
+	}
+
+	return &out, qm, nil
+}
+
+// RoleReadByName retrieves the role details (by name). Returns nil if not found.
+func (a *ACL) RoleReadByName(roleName string, q *QueryOptions) (*ACLRole, *QueryMeta, error) {
+	r := a.c.newRequest("GET", "/v1/acl/role/name/"+url.QueryEscape(roleName))
+	r.setQueryOptions(q)
+	found, rtt, resp, err := requireNotFoundOrOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, nil, err
+	}
+	defer resp.Body.Close()
+
+	qm := &QueryMeta{}
+	parseQueryMeta(resp, qm)
+	qm.RequestTime = rtt
+
+	if !found {
+		return nil, qm, nil
+	}
+
+	var out ACLRole
+	if err := decodeBody(resp, &out); err != nil {
+		return nil, nil, err
+	}
+
+	return &out, qm, nil
+}
+
+// RoleList retrieves a listing of all roles. The listing does not include some
+// metadata for the role as those should be retrieved by subsequent calls to
+// RoleRead.
+func (a *ACL) RoleList(q *QueryOptions) ([]*ACLRole, *QueryMeta, error) {
+	r := a.c.newRequest("GET", "/v1/acl/roles")
+	r.setQueryOptions(q)
+	rtt, resp, err := requireOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, nil, err
+	}
+	defer resp.Body.Close()
+
+	qm := &QueryMeta{}
+	parseQueryMeta(resp, qm)
+	qm.RequestTime = rtt
+
+	var entries []*ACLRole
+	if err := decodeBody(resp, &entries); err != nil {
+		return nil, nil, err
+	}
+	return entries, qm, nil
+}
+
+// AuthMethodCreate will create a new auth method.
+func (a *ACL) AuthMethodCreate(method *ACLAuthMethod, q *WriteOptions) (*ACLAuthMethod, *WriteMeta, error) {
+	if method.Name == "" {
+		return nil, nil, fmt.Errorf("Must specify a Name in Auth Method Creation")
+	}
+
+	r := a.c.newRequest("PUT", "/v1/acl/auth-method")
+	r.setWriteOptions(q)
+	r.obj = method
+	rtt, resp, err := requireOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, nil, err
+	}
+	defer resp.Body.Close()
+
+	wm := &WriteMeta{RequestTime: rtt}
+	var out ACLAuthMethod
+	if err := decodeBody(resp, &out); err != nil {
+		return nil, nil, err
+	}
+
+	return &out, wm, nil
+}
+
+// AuthMethodUpdate updates an auth method.
+func (a *ACL) AuthMethodUpdate(method *ACLAuthMethod, q *WriteOptions) (*ACLAuthMethod, *WriteMeta, error) {
+	if method.Name == "" {
+		return nil, nil, fmt.Errorf("Must specify a Name in Auth Method Update")
+	}
+
+	r := a.c.newRequest("PUT", "/v1/acl/auth-method/"+url.QueryEscape(method.Name))
+	r.setWriteOptions(q)
+	r.obj = method
+	rtt, resp, err := requireOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, nil, err
+	}
+	defer resp.Body.Close()
+
+	wm := &WriteMeta{RequestTime: rtt}
+	var out ACLAuthMethod
+	if err := decodeBody(resp, &out); err != nil {
+		return nil, nil, err
+	}
+
+	return &out, wm, nil
+}
+
+// AuthMethodDelete deletes an auth method given its Name.
+func (a *ACL) AuthMethodDelete(methodName string, q *WriteOptions) (*WriteMeta, error) {
+	if methodName == "" {
+		return nil, fmt.Errorf("Must specify a Name in Auth Method Delete")
+	}
+
+	r := a.c.newRequest("DELETE", "/v1/acl/auth-method/"+url.QueryEscape(methodName))
+	r.setWriteOptions(q)
+	rtt, resp, err := requireOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, err
+	}
+	resp.Body.Close()
+
+	wm := &WriteMeta{RequestTime: rtt}
+	return wm, nil
+}
+
+// AuthMethodRead retrieves the auth method. Returns nil if not found.
+func (a *ACL) AuthMethodRead(methodName string, q *QueryOptions) (*ACLAuthMethod, *QueryMeta, error) {
+	if methodName == "" {
+		return nil, nil, fmt.Errorf("Must specify a Name in Auth Method Read")
+	}
+
+	r := a.c.newRequest("GET", "/v1/acl/auth-method/"+url.QueryEscape(methodName))
+	r.setQueryOptions(q)
+	found, rtt, resp, err := requireNotFoundOrOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, nil, err
+	}
+	defer resp.Body.Close()
+
+	qm := &QueryMeta{}
+	parseQueryMeta(resp, qm)
+	qm.RequestTime = rtt
+
+	if !found {
+		return nil, qm, nil
+	}
+
+	var out ACLAuthMethod
+	if err := decodeBody(resp, &out); err != nil {
+		return nil, nil, err
+	}
+
+	return &out, qm, nil
+}
+
+// AuthMethodList retrieves a listing of all auth methods. The listing does not
+// include some metadata for the auth method as those should be retrieved by
+// subsequent calls to AuthMethodRead.
+func (a *ACL) AuthMethodList(q *QueryOptions) ([]*ACLAuthMethodListEntry, *QueryMeta, error) {
+	r := a.c.newRequest("GET", "/v1/acl/auth-methods")
+	r.setQueryOptions(q)
+	rtt, resp, err := requireOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, nil, err
+	}
+	defer resp.Body.Close()
+
+	qm := &QueryMeta{}
+	parseQueryMeta(resp, qm)
+	qm.RequestTime = rtt
+
+	var entries []*ACLAuthMethodListEntry
+	if err := decodeBody(resp, &entries); err != nil {
+		return nil, nil, err
+	}
+	return entries, qm, nil
+}
+
+// BindingRuleCreate will create a new binding rule. It is not allowed for the
+// binding rule parameter's ID field to be set as this will be generated by
+// Consul while processing the request.
+func (a *ACL) BindingRuleCreate(rule *ACLBindingRule, q *WriteOptions) (*ACLBindingRule, *WriteMeta, error) {
+	if rule.ID != "" {
+		return nil, nil, fmt.Errorf("Cannot specify an ID in Binding Rule Creation")
+	}
+
+	r := a.c.newRequest("PUT", "/v1/acl/binding-rule")
+	r.setWriteOptions(q)
+	r.obj = rule
+	rtt, resp, err := requireOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, nil, err
+	}
+	defer resp.Body.Close()
+
+	wm := &WriteMeta{RequestTime: rtt}
+	var out ACLBindingRule
+	if err := decodeBody(resp, &out); err != nil {
+		return nil, nil, err
+	}
+
+	return &out, wm, nil
+}
+
+// BindingRuleUpdate updates a binding rule. The ID field of the role binding
+// rule parameter must be set to an existing binding rule ID.
+func (a *ACL) BindingRuleUpdate(rule *ACLBindingRule, q *WriteOptions) (*ACLBindingRule, *WriteMeta, error) {
+	if rule.ID == "" {
+		return nil, nil, fmt.Errorf("Must specify an ID in Binding Rule Update")
+	}
+
+	r := a.c.newRequest("PUT", "/v1/acl/binding-rule/"+rule.ID)
+	r.setWriteOptions(q)
+	r.obj = rule
+	rtt, resp, err := requireOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, nil, err
+	}
+	defer resp.Body.Close()
+
+	wm := &WriteMeta{RequestTime: rtt}
+	var out ACLBindingRule
+	if err := decodeBody(resp, &out); err != nil {
+		return nil, nil, err
+	}
+
+	return &out, wm, nil
+}
+
+// BindingRuleDelete deletes a binding rule given its ID.
+func (a *ACL) BindingRuleDelete(bindingRuleID string, q *WriteOptions) (*WriteMeta, error) {
+	r := a.c.newRequest("DELETE", "/v1/acl/binding-rule/"+bindingRuleID)
+	r.setWriteOptions(q)
+	rtt, resp, err := requireOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, err
+	}
+	resp.Body.Close()
+
+	wm := &WriteMeta{RequestTime: rtt}
+	return wm, nil
+}
+
+// BindingRuleRead retrieves the binding rule details. Returns nil if not found.
+func (a *ACL) BindingRuleRead(bindingRuleID string, q *QueryOptions) (*ACLBindingRule, *QueryMeta, error) {
+	r := a.c.newRequest("GET", "/v1/acl/binding-rule/"+bindingRuleID)
+	r.setQueryOptions(q)
+	found, rtt, resp, err := requireNotFoundOrOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, nil, err
+	}
+	defer resp.Body.Close()
+
+	qm := &QueryMeta{}
+	parseQueryMeta(resp, qm)
+	qm.RequestTime = rtt
+
+	if !found {
+		return nil, qm, nil
+	}
+
+	var out ACLBindingRule
+	if err := decodeBody(resp, &out); err != nil {
+		return nil, nil, err
+	}
+
+	return &out, qm, nil
+}
+
+// BindingRuleList retrieves a listing of all binding rules.
+func (a *ACL) BindingRuleList(methodName string, q *QueryOptions) ([]*ACLBindingRule, *QueryMeta, error) {
+	r := a.c.newRequest("GET", "/v1/acl/binding-rules")
+	if methodName != "" {
+		r.params.Set("authmethod", methodName)
+	}
+	r.setQueryOptions(q)
+	rtt, resp, err := requireOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, nil, err
+	}
+	defer resp.Body.Close()
+
+	qm := &QueryMeta{}
+	parseQueryMeta(resp, qm)
+	qm.RequestTime = rtt
+
+	var entries []*ACLBindingRule
+	if err := decodeBody(resp, &entries); err != nil {
+		return nil, nil, err
+	}
+	return entries, qm, nil
+}
+
+// Login is used to exchange auth method credentials for a newly-minted Consul Token.
+func (a *ACL) Login(auth *ACLLoginParams, q *WriteOptions) (*ACLToken, *WriteMeta, error) {
+	r := a.c.newRequest("POST", "/v1/acl/login")
+	r.setWriteOptions(q)
+	r.obj = auth
+
+	rtt, resp, err := requireOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, nil, err
+	}
+	defer resp.Body.Close()
+
+	wm := &WriteMeta{RequestTime: rtt}
+	var out ACLToken
+	if err := decodeBody(resp, &out); err != nil {
+		return nil, nil, err
+	}
+	return &out, wm, nil
+}
+
+// Logout is used to destroy a Consul Token created via Login().
+func (a *ACL) Logout(q *WriteOptions) (*WriteMeta, error) {
+	r := a.c.newRequest("POST", "/v1/acl/logout")
+	r.setWriteOptions(q)
+	rtt, resp, err := requireOK(a.c.doRequest(r))
+	if err != nil {
+		return nil, err
+	}
+	resp.Body.Close()
+
+	wm := &WriteMeta{RequestTime: rtt}
+	return wm, nil
+}
diff --git a/vendor/github.com/hashicorp/consul/api/agent.go b/vendor/github.com/hashicorp/consul/api/agent.go
index 6acf8ad..1ef3312 100644
--- a/vendor/github.com/hashicorp/consul/api/agent.go
+++ b/vendor/github.com/hashicorp/consul/api/agent.go
@@ -2,7 +2,9 @@
 
 import (
 	"bufio"
+	"bytes"
 	"fmt"
+	"io"
 	"net/http"
 	"net/url"
 )
@@ -21,23 +23,11 @@
 	// service proxies another service within Consul and speaks the connect
 	// protocol.
 	ServiceKindConnectProxy ServiceKind = "connect-proxy"
-)
 
-// ProxyExecMode is the execution mode for a managed Connect proxy.
-type ProxyExecMode string
-
-const (
-	// ProxyExecModeDaemon indicates that the proxy command should be long-running
-	// and should be started and supervised by the agent until it's target service
-	// is deregistered.
-	ProxyExecModeDaemon ProxyExecMode = "daemon"
-
-	// ProxyExecModeScript indicates that the proxy command should be invoke to
-	// completion on each change to the configuration of lifecycle event. The
-	// script typically fetches the config and certificates from the agent API and
-	// then configures an externally managed daemon, perhaps starting and stopping
-	// it if necessary.
-	ProxyExecModeScript ProxyExecMode = "script"
+	// ServiceKindMeshGateway is a Mesh Gateway for the Connect feature. This
+	// service will proxy connections based off the SNI header set by other
+	// connect proxies
+	ServiceKindMeshGateway ServiceKind = "mesh-gateway"
 )
 
 // UpstreamDestType is the type of upstream discovery mechanism.
@@ -80,15 +70,14 @@
 	Meta              map[string]string
 	Port              int
 	Address           string
+	TaggedAddresses   map[string]ServiceAddress `json:",omitempty"`
 	Weights           AgentWeights
 	EnableTagOverride bool
-	CreateIndex       uint64 `json:",omitempty"`
-	ModifyIndex       uint64 `json:",omitempty"`
-	ContentHash       string `json:",omitempty"`
-	// DEPRECATED (ProxyDestination) - remove this field
-	ProxyDestination string                          `json:",omitempty"`
-	Proxy            *AgentServiceConnectProxyConfig `json:",omitempty"`
-	Connect          *AgentServiceConnect            `json:",omitempty"`
+	CreateIndex       uint64                          `json:",omitempty" bexpr:"-"`
+	ModifyIndex       uint64                          `json:",omitempty" bexpr:"-"`
+	ContentHash       string                          `json:",omitempty" bexpr:"-"`
+	Proxy             *AgentServiceConnectProxyConfig `json:",omitempty"`
+	Connect           *AgentServiceConnect            `json:",omitempty"`
 }
 
 // AgentServiceChecksInfo returns information about a Service and its checks
@@ -101,28 +90,19 @@
 // AgentServiceConnect represents the Connect configuration of a service.
 type AgentServiceConnect struct {
 	Native         bool                      `json:",omitempty"`
-	Proxy          *AgentServiceConnectProxy `json:",omitempty"`
-	SidecarService *AgentServiceRegistration `json:",omitempty"`
-}
-
-// AgentServiceConnectProxy represents the Connect Proxy configuration of a
-// service.
-type AgentServiceConnectProxy struct {
-	ExecMode  ProxyExecMode          `json:",omitempty"`
-	Command   []string               `json:",omitempty"`
-	Config    map[string]interface{} `json:",omitempty"`
-	Upstreams []Upstream             `json:",omitempty"`
+	SidecarService *AgentServiceRegistration `json:",omitempty" bexpr:"-"`
 }
 
 // AgentServiceConnectProxyConfig is the proxy configuration in a connect-proxy
 // ServiceDefinition or response.
 type AgentServiceConnectProxyConfig struct {
-	DestinationServiceName string
+	DestinationServiceName string                 `json:",omitempty"`
 	DestinationServiceID   string                 `json:",omitempty"`
 	LocalServiceAddress    string                 `json:",omitempty"`
 	LocalServicePort       int                    `json:",omitempty"`
-	Config                 map[string]interface{} `json:",omitempty"`
-	Upstreams              []Upstream
+	Config                 map[string]interface{} `json:",omitempty" bexpr:"-"`
+	Upstreams              []Upstream             `json:",omitempty"`
+	MeshGateway            MeshGatewayConfig      `json:",omitempty"`
 }
 
 // AgentMember represents a cluster member known to the agent
@@ -155,21 +135,20 @@
 
 // AgentServiceRegistration is used to register a new service
 type AgentServiceRegistration struct {
-	Kind              ServiceKind       `json:",omitempty"`
-	ID                string            `json:",omitempty"`
-	Name              string            `json:",omitempty"`
-	Tags              []string          `json:",omitempty"`
-	Port              int               `json:",omitempty"`
-	Address           string            `json:",omitempty"`
-	EnableTagOverride bool              `json:",omitempty"`
-	Meta              map[string]string `json:",omitempty"`
-	Weights           *AgentWeights     `json:",omitempty"`
+	Kind              ServiceKind               `json:",omitempty"`
+	ID                string                    `json:",omitempty"`
+	Name              string                    `json:",omitempty"`
+	Tags              []string                  `json:",omitempty"`
+	Port              int                       `json:",omitempty"`
+	Address           string                    `json:",omitempty"`
+	TaggedAddresses   map[string]ServiceAddress `json:",omitempty"`
+	EnableTagOverride bool                      `json:",omitempty"`
+	Meta              map[string]string         `json:",omitempty"`
+	Weights           *AgentWeights             `json:",omitempty"`
 	Check             *AgentServiceCheck
 	Checks            AgentServiceChecks
-	// DEPRECATED (ProxyDestination) - remove this field
-	ProxyDestination string                          `json:",omitempty"`
-	Proxy            *AgentServiceConnectProxyConfig `json:",omitempty"`
-	Connect          *AgentServiceConnect            `json:",omitempty"`
+	Proxy             *AgentServiceConnectProxyConfig `json:",omitempty"`
+	Connect           *AgentServiceConnect            `json:",omitempty"`
 }
 
 // AgentCheckRegistration is used to register a new check
@@ -274,12 +253,8 @@
 	TargetServiceID   string
 	TargetServiceName string
 	ContentHash       string
-	// DEPRECATED(managed-proxies) - this struct is re-used for sidecar configs
-	// but they don't need ExecMode or Command
-	ExecMode  ProxyExecMode `json:",omitempty"`
-	Command   []string      `json:",omitempty"`
-	Config    map[string]interface{}
-	Upstreams []Upstream
+	Config            map[string]interface{} `bexpr:"-"`
+	Upstreams         []Upstream
 }
 
 // Upstream is the response structure for a proxy upstream configuration.
@@ -290,7 +265,8 @@
 	Datacenter           string                 `json:",omitempty"`
 	LocalBindAddress     string                 `json:",omitempty"`
 	LocalBindPort        int                    `json:",omitempty"`
-	Config               map[string]interface{} `json:",omitempty"`
+	Config               map[string]interface{} `json:",omitempty" bexpr:"-"`
+	MeshGateway          MeshGatewayConfig      `json:",omitempty"`
 }
 
 // Agent can be used to query the Agent endpoints
@@ -385,7 +361,14 @@
 
 // Checks returns the locally registered checks
 func (a *Agent) Checks() (map[string]*AgentCheck, error) {
+	return a.ChecksWithFilter("")
+}
+
+// ChecksWithFilter returns a subset of the locally registered checks that match
+// the given filter expression
+func (a *Agent) ChecksWithFilter(filter string) (map[string]*AgentCheck, error) {
 	r := a.c.newRequest("GET", "/v1/agent/checks")
+	r.filterQuery(filter)
 	_, resp, err := requireOK(a.c.doRequest(r))
 	if err != nil {
 		return nil, err
@@ -401,7 +384,14 @@
 
 // Services returns the locally registered services
 func (a *Agent) Services() (map[string]*AgentService, error) {
+	return a.ServicesWithFilter("")
+}
+
+// ServicesWithFilter returns a subset of the locally registered services that match
+// the given filter expression
+func (a *Agent) ServicesWithFilter(filter string) (map[string]*AgentService, error) {
 	r := a.c.newRequest("GET", "/v1/agent/services")
+	r.filterQuery(filter)
 	_, resp, err := requireOK(a.c.doRequest(r))
 	if err != nil {
 		return nil, err
@@ -799,31 +789,6 @@
 	return &out, qm, nil
 }
 
-// ConnectProxyConfig gets the configuration for a local managed proxy instance.
-//
-// Note that this uses an unconventional blocking mechanism since it's
-// agent-local state. That means there is no persistent raft index so we block
-// based on object hash instead.
-func (a *Agent) ConnectProxyConfig(proxyServiceID string, q *QueryOptions) (*ConnectProxyConfig, *QueryMeta, error) {
-	r := a.c.newRequest("GET", "/v1/agent/connect/proxy/"+proxyServiceID)
-	r.setQueryOptions(q)
-	rtt, resp, err := requireOK(a.c.doRequest(r))
-	if err != nil {
-		return nil, nil, err
-	}
-	defer resp.Body.Close()
-
-	qm := &QueryMeta{}
-	parseQueryMeta(resp, qm)
-	qm.RequestTime = rtt
-
-	var out ConnectProxyConfig
-	if err := decodeBody(resp, &out); err != nil {
-		return nil, nil, err
-	}
-	return &out, qm, nil
-}
-
 // EnableServiceMaintenance toggles service maintenance mode on
 // for the given service ID.
 func (a *Agent) EnableServiceMaintenance(serviceID, reason string) error {
@@ -1000,12 +965,20 @@
 	r := a.c.newRequest("PUT", fmt.Sprintf("/v1/agent/token/%s", target))
 	r.setWriteOptions(q)
 	r.obj = &AgentToken{Token: token}
-	rtt, resp, err := requireOK(a.c.doRequest(r))
+
+	rtt, resp, err := a.c.doRequest(r)
 	if err != nil {
-		return nil, resp.StatusCode, err
+		return nil, 0, err
 	}
-	resp.Body.Close()
+	defer resp.Body.Close()
 
 	wm := &WriteMeta{RequestTime: rtt}
+
+	if resp.StatusCode != 200 {
+		var buf bytes.Buffer
+		io.Copy(&buf, resp.Body)
+		return wm, resp.StatusCode, fmt.Errorf("Unexpected response code: %d (%s)", resp.StatusCode, buf.Bytes())
+	}
+
 	return wm, resp.StatusCode, nil
 }
diff --git a/vendor/github.com/hashicorp/consul/api/api.go b/vendor/github.com/hashicorp/consul/api/api.go
index 39a0ad3..b624b3c 100644
--- a/vendor/github.com/hashicorp/consul/api/api.go
+++ b/vendor/github.com/hashicorp/consul/api/api.go
@@ -30,6 +30,10 @@
 	// the HTTP token.
 	HTTPTokenEnvName = "CONSUL_HTTP_TOKEN"
 
+	// HTTPTokenFileEnvName defines an environment variable name which sets
+	// the HTTP token file.
+	HTTPTokenFileEnvName = "CONSUL_HTTP_TOKEN_FILE"
+
 	// HTTPAuthEnvName defines an environment variable name which sets
 	// the HTTP authentication header.
 	HTTPAuthEnvName = "CONSUL_HTTP_AUTH"
@@ -85,7 +89,7 @@
 	RequireConsistent bool
 
 	// UseCache requests that the agent cache results locally. See
-	// https://www.consul.io/api/index.html#agent-caching for more details on the
+	// https://www.consul.io/api/features/caching.html for more details on the
 	// semantics.
 	UseCache bool
 
@@ -95,14 +99,14 @@
 	// returned. Clients that wish to allow for stale results on error can set
 	// StaleIfError to a longer duration to change this behavior. It is ignored
 	// if the endpoint supports background refresh caching. See
-	// https://www.consul.io/api/index.html#agent-caching for more details.
+	// https://www.consul.io/api/features/caching.html for more details.
 	MaxAge time.Duration
 
 	// StaleIfError specifies how stale the client will accept a cached response
 	// if the servers are unavailable to fetch a fresh one. Only makes sense when
 	// UseCache is true and MaxAge is set to a lower, non-zero value. It is
 	// ignored if the endpoint supports background refresh caching. See
-	// https://www.consul.io/api/index.html#agent-caching for more details.
+	// https://www.consul.io/api/features/caching.html for more details.
 	StaleIfError time.Duration
 
 	// WaitIndex is used to enable a blocking query. Waits
@@ -139,6 +143,10 @@
 	// a value from 0 to 5 (inclusive).
 	RelayFactor uint8
 
+	// LocalOnly is used in keyring list operation to force the keyring
+	// query to only hit local servers (no WAN traffic).
+	LocalOnly bool
+
 	// Connect filters prepared query execution to only include Connect-capable
 	// services. This currently affects prepared query execution.
 	Connect bool
@@ -146,6 +154,10 @@
 	// ctx is an optional context pass through to the underlying HTTP
 	// request layer. Use Context() and WithContext() to manage this.
 	ctx context.Context
+
+	// Filter requests filtering data prior to it being returned. The string
+	// is a go-bexpr compatible expression.
+	Filter string
 }
 
 func (o *QueryOptions) Context() context.Context {
@@ -276,6 +288,10 @@
 	// which overrides the agent's default token.
 	Token string
 
+	// TokenFile is a file containing the current token to use for this client.
+	// If provided it is read once at startup and never again.
+	TokenFile string
+
 	TLSConfig TLSConfig
 }
 
@@ -339,6 +355,10 @@
 		config.Address = addr
 	}
 
+	if tokenFile := os.Getenv(HTTPTokenFileEnvName); tokenFile != "" {
+		config.TokenFile = tokenFile
+	}
+
 	if token := os.Getenv(HTTPTokenEnvName); token != "" {
 		config.Token = token
 	}
@@ -445,6 +465,7 @@
 	env = append(env,
 		fmt.Sprintf("%s=%s", HTTPAddrEnvName, c.Address),
 		fmt.Sprintf("%s=%s", HTTPTokenEnvName, c.Token),
+		fmt.Sprintf("%s=%s", HTTPTokenFileEnvName, c.TokenFile),
 		fmt.Sprintf("%s=%t", HTTPSSLEnvName, c.Scheme == "https"),
 		fmt.Sprintf("%s=%s", HTTPCAFile, c.TLSConfig.CAFile),
 		fmt.Sprintf("%s=%s", HTTPCAPath, c.TLSConfig.CAPath),
@@ -537,6 +558,19 @@
 		config.Address = parts[1]
 	}
 
+	// If the TokenFile is set, always use that, even if a Token is configured.
+	// This is because when TokenFile is set it is read into the Token field.
+	// We want any derived clients to have to re-read the token file.
+	if config.TokenFile != "" {
+		data, err := ioutil.ReadFile(config.TokenFile)
+		if err != nil {
+			return nil, fmt.Errorf("Error loading token file: %s", err)
+		}
+
+		if token := strings.TrimSpace(string(data)); token != "" {
+			config.Token = token
+		}
+	}
 	if config.Token == "" {
 		config.Token = defConfig.Token
 	}
@@ -614,6 +648,9 @@
 	if q.Near != "" {
 		r.params.Set("near", q.Near)
 	}
+	if q.Filter != "" {
+		r.params.Set("filter", q.Filter)
+	}
 	if len(q.NodeMeta) > 0 {
 		for key, value := range q.NodeMeta {
 			r.params.Add("node-meta", key+":"+value)
@@ -622,6 +659,9 @@
 	if q.RelayFactor != 0 {
 		r.params.Set("relay-factor", strconv.Itoa(int(q.RelayFactor)))
 	}
+	if q.LocalOnly {
+		r.params.Set("local-only", fmt.Sprintf("%t", q.LocalOnly))
+	}
 	if q.Connect {
 		r.params.Set("connect", "true")
 	}
@@ -813,6 +853,8 @@
 }
 
 // parseQueryMeta is used to help parse query meta-data
+//
+// TODO(rb): bug? the error from this function is never handled
 func parseQueryMeta(resp *http.Response, q *QueryMeta) error {
 	header := resp.Header
 
@@ -890,10 +932,42 @@
 		return d, nil, e
 	}
 	if resp.StatusCode != 200 {
-		var buf bytes.Buffer
-		io.Copy(&buf, resp.Body)
-		resp.Body.Close()
-		return d, nil, fmt.Errorf("Unexpected response code: %d (%s)", resp.StatusCode, buf.Bytes())
+		return d, nil, generateUnexpectedResponseCodeError(resp)
 	}
 	return d, resp, nil
 }
+
+func (req *request) filterQuery(filter string) {
+	if filter == "" {
+		return
+	}
+
+	req.params.Set("filter", filter)
+}
+
+// generateUnexpectedResponseCodeError consumes the rest of the body, closes
+// the body stream and generates an error indicating the status code was
+// unexpected.
+func generateUnexpectedResponseCodeError(resp *http.Response) error {
+	var buf bytes.Buffer
+	io.Copy(&buf, resp.Body)
+	resp.Body.Close()
+	return fmt.Errorf("Unexpected response code: %d (%s)", resp.StatusCode, buf.Bytes())
+}
+
+func requireNotFoundOrOK(d time.Duration, resp *http.Response, e error) (bool, time.Duration, *http.Response, error) {
+	if e != nil {
+		if resp != nil {
+			resp.Body.Close()
+		}
+		return false, d, nil, e
+	}
+	switch resp.StatusCode {
+	case 200:
+		return true, d, resp, nil
+	case 404:
+		return false, d, resp, nil
+	default:
+		return false, d, nil, generateUnexpectedResponseCodeError(resp)
+	}
+}
diff --git a/vendor/github.com/hashicorp/consul/api/catalog.go b/vendor/github.com/hashicorp/consul/api/catalog.go
index c175c3f..3fb0553 100644
--- a/vendor/github.com/hashicorp/consul/api/catalog.go
+++ b/vendor/github.com/hashicorp/consul/api/catalog.go
@@ -1,5 +1,10 @@
 package api
 
+import (
+	"net"
+	"strconv"
+)
+
 type Weights struct {
 	Passing int
 	Warning int
@@ -16,6 +21,11 @@
 	ModifyIndex     uint64
 }
 
+type ServiceAddress struct {
+	Address string
+	Port    int
+}
+
 type CatalogService struct {
 	ID                       string
 	Node                     string
@@ -26,17 +36,16 @@
 	ServiceID                string
 	ServiceName              string
 	ServiceAddress           string
+	ServiceTaggedAddresses   map[string]ServiceAddress
 	ServiceTags              []string
 	ServiceMeta              map[string]string
 	ServicePort              int
 	ServiceWeights           Weights
 	ServiceEnableTagOverride bool
-	// DEPRECATED (ProxyDestination) - remove the next comment!
-	// We forgot to ever add ServiceProxyDestination here so no need to deprecate!
-	ServiceProxy *AgentServiceConnectProxyConfig
-	CreateIndex  uint64
-	Checks       HealthChecks
-	ModifyIndex  uint64
+	ServiceProxy             *AgentServiceConnectProxyConfig
+	CreateIndex              uint64
+	Checks                   HealthChecks
+	ModifyIndex              uint64
 }
 
 type CatalogNode struct {
@@ -242,3 +251,12 @@
 	}
 	return out, qm, nil
 }
+
+func ParseServiceAddr(addrPort string) (ServiceAddress, error) {
+	port := 0
+	host, portStr, err := net.SplitHostPort(addrPort)
+	if err == nil {
+		port, err = strconv.Atoi(portStr)
+	}
+	return ServiceAddress{Address: host, Port: port}, err
+}
diff --git a/vendor/github.com/hashicorp/consul/api/config_entry.go b/vendor/github.com/hashicorp/consul/api/config_entry.go
new file mode 100644
index 0000000..1588f2e
--- /dev/null
+++ b/vendor/github.com/hashicorp/consul/api/config_entry.go
@@ -0,0 +1,319 @@
+package api
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"io"
+	"strconv"
+	"strings"
+
+	"github.com/mitchellh/mapstructure"
+)
+
+const (
+	ServiceDefaults string = "service-defaults"
+	ProxyDefaults   string = "proxy-defaults"
+	ServiceRouter   string = "service-router"
+	ServiceSplitter string = "service-splitter"
+	ServiceResolver string = "service-resolver"
+
+	ProxyConfigGlobal string = "global"
+)
+
+type ConfigEntry interface {
+	GetKind() string
+	GetName() string
+	GetCreateIndex() uint64
+	GetModifyIndex() uint64
+}
+
+type MeshGatewayMode string
+
+const (
+	// MeshGatewayModeDefault represents no specific mode and should
+	// be used to indicate that a different layer of the configuration
+	// chain should take precedence
+	MeshGatewayModeDefault MeshGatewayMode = ""
+
+	// MeshGatewayModeNone represents that the Upstream Connect connections
+	// should be direct and not flow through a mesh gateway.
+	MeshGatewayModeNone MeshGatewayMode = "none"
+
+	// MeshGatewayModeLocal represents that the Upstrea Connect connections
+	// should be made to a mesh gateway in the local datacenter. This is
+	MeshGatewayModeLocal MeshGatewayMode = "local"
+
+	// MeshGatewayModeRemote represents that the Upstream Connect connections
+	// should be made to a mesh gateway in a remote datacenter.
+	MeshGatewayModeRemote MeshGatewayMode = "remote"
+)
+
+// MeshGatewayConfig controls how Mesh Gateways are used for upstream Connect
+// services
+type MeshGatewayConfig struct {
+	// Mode is the mode that should be used for the upstream connection.
+	Mode MeshGatewayMode `json:",omitempty"`
+}
+
+type ServiceConfigEntry struct {
+	Kind        string
+	Name        string
+	Protocol    string            `json:",omitempty"`
+	MeshGateway MeshGatewayConfig `json:",omitempty"`
+	ExternalSNI string            `json:",omitempty"`
+	CreateIndex uint64
+	ModifyIndex uint64
+}
+
+func (s *ServiceConfigEntry) GetKind() string {
+	return s.Kind
+}
+
+func (s *ServiceConfigEntry) GetName() string {
+	return s.Name
+}
+
+func (s *ServiceConfigEntry) GetCreateIndex() uint64 {
+	return s.CreateIndex
+}
+
+func (s *ServiceConfigEntry) GetModifyIndex() uint64 {
+	return s.ModifyIndex
+}
+
+type ProxyConfigEntry struct {
+	Kind        string
+	Name        string
+	Config      map[string]interface{} `json:",omitempty"`
+	MeshGateway MeshGatewayConfig      `json:",omitempty"`
+	CreateIndex uint64
+	ModifyIndex uint64
+}
+
+func (p *ProxyConfigEntry) GetKind() string {
+	return p.Kind
+}
+
+func (p *ProxyConfigEntry) GetName() string {
+	return p.Name
+}
+
+func (p *ProxyConfigEntry) GetCreateIndex() uint64 {
+	return p.CreateIndex
+}
+
+func (p *ProxyConfigEntry) GetModifyIndex() uint64 {
+	return p.ModifyIndex
+}
+
+type rawEntryListResponse struct {
+	kind    string
+	Entries []map[string]interface{}
+}
+
+func makeConfigEntry(kind, name string) (ConfigEntry, error) {
+	switch kind {
+	case ServiceDefaults:
+		return &ServiceConfigEntry{Kind: kind, Name: name}, nil
+	case ProxyDefaults:
+		return &ProxyConfigEntry{Kind: kind, Name: name}, nil
+	case ServiceRouter:
+		return &ServiceRouterConfigEntry{Kind: kind, Name: name}, nil
+	case ServiceSplitter:
+		return &ServiceSplitterConfigEntry{Kind: kind, Name: name}, nil
+	case ServiceResolver:
+		return &ServiceResolverConfigEntry{Kind: kind, Name: name}, nil
+	default:
+		return nil, fmt.Errorf("invalid config entry kind: %s", kind)
+	}
+}
+
+func MakeConfigEntry(kind, name string) (ConfigEntry, error) {
+	return makeConfigEntry(kind, name)
+}
+
+// DecodeConfigEntry will decode the result of using json.Unmarshal of a config
+// entry into a map[string]interface{}.
+//
+// Important caveats:
+//
+// - This will NOT work if the map[string]interface{} was produced using HCL
+// decoding as that requires more extensive parsing to work around the issues
+// with map[string][]interface{} that arise.
+//
+// - This will only decode fields using their camel case json field
+// representations.
+func DecodeConfigEntry(raw map[string]interface{}) (ConfigEntry, error) {
+	var entry ConfigEntry
+
+	kindVal, ok := raw["Kind"]
+	if !ok {
+		kindVal, ok = raw["kind"]
+	}
+	if !ok {
+		return nil, fmt.Errorf("Payload does not contain a kind/Kind key at the top level")
+	}
+
+	if kindStr, ok := kindVal.(string); ok {
+		newEntry, err := makeConfigEntry(kindStr, "")
+		if err != nil {
+			return nil, err
+		}
+		entry = newEntry
+	} else {
+		return nil, fmt.Errorf("Kind value in payload is not a string")
+	}
+
+	decodeConf := &mapstructure.DecoderConfig{
+		DecodeHook:       mapstructure.StringToTimeDurationHookFunc(),
+		Result:           &entry,
+		WeaklyTypedInput: true,
+	}
+
+	decoder, err := mapstructure.NewDecoder(decodeConf)
+	if err != nil {
+		return nil, err
+	}
+
+	return entry, decoder.Decode(raw)
+}
+
+func DecodeConfigEntryFromJSON(data []byte) (ConfigEntry, error) {
+	var raw map[string]interface{}
+	if err := json.Unmarshal(data, &raw); err != nil {
+		return nil, err
+	}
+
+	return DecodeConfigEntry(raw)
+}
+
+func decodeConfigEntrySlice(raw []map[string]interface{}) ([]ConfigEntry, error) {
+	var entries []ConfigEntry
+	for _, rawEntry := range raw {
+		entry, err := DecodeConfigEntry(rawEntry)
+		if err != nil {
+			return nil, err
+		}
+		entries = append(entries, entry)
+	}
+	return entries, nil
+}
+
+// ConfigEntries can be used to query the Config endpoints
+type ConfigEntries struct {
+	c *Client
+}
+
+// Config returns a handle to the Config endpoints
+func (c *Client) ConfigEntries() *ConfigEntries {
+	return &ConfigEntries{c}
+}
+
+func (conf *ConfigEntries) Get(kind string, name string, q *QueryOptions) (ConfigEntry, *QueryMeta, error) {
+	if kind == "" || name == "" {
+		return nil, nil, fmt.Errorf("Both kind and name parameters must not be empty")
+	}
+
+	entry, err := makeConfigEntry(kind, name)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	r := conf.c.newRequest("GET", fmt.Sprintf("/v1/config/%s/%s", kind, name))
+	r.setQueryOptions(q)
+	rtt, resp, err := requireOK(conf.c.doRequest(r))
+	if err != nil {
+		return nil, nil, err
+	}
+
+	defer resp.Body.Close()
+
+	qm := &QueryMeta{}
+	parseQueryMeta(resp, qm)
+	qm.RequestTime = rtt
+
+	if err := decodeBody(resp, entry); err != nil {
+		return nil, nil, err
+	}
+
+	return entry, qm, nil
+}
+
+func (conf *ConfigEntries) List(kind string, q *QueryOptions) ([]ConfigEntry, *QueryMeta, error) {
+	if kind == "" {
+		return nil, nil, fmt.Errorf("The kind parameter must not be empty")
+	}
+
+	r := conf.c.newRequest("GET", fmt.Sprintf("/v1/config/%s", kind))
+	r.setQueryOptions(q)
+	rtt, resp, err := requireOK(conf.c.doRequest(r))
+	if err != nil {
+		return nil, nil, err
+	}
+
+	defer resp.Body.Close()
+
+	qm := &QueryMeta{}
+	parseQueryMeta(resp, qm)
+	qm.RequestTime = rtt
+
+	var raw []map[string]interface{}
+	if err := decodeBody(resp, &raw); err != nil {
+		return nil, nil, err
+	}
+
+	entries, err := decodeConfigEntrySlice(raw)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	return entries, qm, nil
+}
+
+func (conf *ConfigEntries) Set(entry ConfigEntry, w *WriteOptions) (bool, *WriteMeta, error) {
+	return conf.set(entry, nil, w)
+}
+
+func (conf *ConfigEntries) CAS(entry ConfigEntry, index uint64, w *WriteOptions) (bool, *WriteMeta, error) {
+	return conf.set(entry, map[string]string{"cas": strconv.FormatUint(index, 10)}, w)
+}
+
+func (conf *ConfigEntries) set(entry ConfigEntry, params map[string]string, w *WriteOptions) (bool, *WriteMeta, error) {
+	r := conf.c.newRequest("PUT", "/v1/config")
+	r.setWriteOptions(w)
+	for param, value := range params {
+		r.params.Set(param, value)
+	}
+	r.obj = entry
+	rtt, resp, err := requireOK(conf.c.doRequest(r))
+	if err != nil {
+		return false, nil, err
+	}
+	defer resp.Body.Close()
+
+	var buf bytes.Buffer
+	if _, err := io.Copy(&buf, resp.Body); err != nil {
+		return false, nil, fmt.Errorf("Failed to read response: %v", err)
+	}
+	res := strings.Contains(buf.String(), "true")
+
+	wm := &WriteMeta{RequestTime: rtt}
+	return res, wm, nil
+}
+
+func (conf *ConfigEntries) Delete(kind string, name string, w *WriteOptions) (*WriteMeta, error) {
+	if kind == "" || name == "" {
+		return nil, fmt.Errorf("Both kind and name parameters must not be empty")
+	}
+
+	r := conf.c.newRequest("DELETE", fmt.Sprintf("/v1/config/%s/%s", kind, name))
+	r.setWriteOptions(w)
+	rtt, resp, err := requireOK(conf.c.doRequest(r))
+	if err != nil {
+		return nil, err
+	}
+	resp.Body.Close()
+	wm := &WriteMeta{RequestTime: rtt}
+	return wm, nil
+}
diff --git a/vendor/github.com/hashicorp/consul/api/config_entry_discoverychain.go b/vendor/github.com/hashicorp/consul/api/config_entry_discoverychain.go
new file mode 100644
index 0000000..77acfbd
--- /dev/null
+++ b/vendor/github.com/hashicorp/consul/api/config_entry_discoverychain.go
@@ -0,0 +1,200 @@
+package api
+
+import (
+	"encoding/json"
+	"time"
+)
+
+type ServiceRouterConfigEntry struct {
+	Kind string
+	Name string
+
+	Routes []ServiceRoute `json:",omitempty"`
+
+	CreateIndex uint64
+	ModifyIndex uint64
+}
+
+func (e *ServiceRouterConfigEntry) GetKind() string        { return e.Kind }
+func (e *ServiceRouterConfigEntry) GetName() string        { return e.Name }
+func (e *ServiceRouterConfigEntry) GetCreateIndex() uint64 { return e.CreateIndex }
+func (e *ServiceRouterConfigEntry) GetModifyIndex() uint64 { return e.ModifyIndex }
+
+type ServiceRoute struct {
+	Match       *ServiceRouteMatch       `json:",omitempty"`
+	Destination *ServiceRouteDestination `json:",omitempty"`
+}
+
+type ServiceRouteMatch struct {
+	HTTP *ServiceRouteHTTPMatch `json:",omitempty"`
+}
+
+type ServiceRouteHTTPMatch struct {
+	PathExact  string `json:",omitempty"`
+	PathPrefix string `json:",omitempty"`
+	PathRegex  string `json:",omitempty"`
+
+	Header     []ServiceRouteHTTPMatchHeader     `json:",omitempty"`
+	QueryParam []ServiceRouteHTTPMatchQueryParam `json:",omitempty"`
+	Methods    []string                          `json:",omitempty"`
+}
+
+type ServiceRouteHTTPMatchHeader struct {
+	Name    string
+	Present bool   `json:",omitempty"`
+	Exact   string `json:",omitempty"`
+	Prefix  string `json:",omitempty"`
+	Suffix  string `json:",omitempty"`
+	Regex   string `json:",omitempty"`
+	Invert  bool   `json:",omitempty"`
+}
+
+type ServiceRouteHTTPMatchQueryParam struct {
+	Name    string
+	Present bool   `json:",omitempty"`
+	Exact   string `json:",omitempty"`
+	Regex   string `json:",omitempty"`
+}
+
+type ServiceRouteDestination struct {
+	Service               string        `json:",omitempty"`
+	ServiceSubset         string        `json:",omitempty"`
+	Namespace             string        `json:",omitempty"`
+	PrefixRewrite         string        `json:",omitempty"`
+	RequestTimeout        time.Duration `json:",omitempty"`
+	NumRetries            uint32        `json:",omitempty"`
+	RetryOnConnectFailure bool          `json:",omitempty"`
+	RetryOnStatusCodes    []uint32      `json:",omitempty"`
+}
+
+func (e *ServiceRouteDestination) MarshalJSON() ([]byte, error) {
+	type Alias ServiceRouteDestination
+	exported := &struct {
+		RequestTimeout string `json:",omitempty"`
+		*Alias
+	}{
+		RequestTimeout: e.RequestTimeout.String(),
+		Alias:          (*Alias)(e),
+	}
+	if e.RequestTimeout == 0 {
+		exported.RequestTimeout = ""
+	}
+
+	return json.Marshal(exported)
+}
+
+func (e *ServiceRouteDestination) UnmarshalJSON(data []byte) error {
+	type Alias ServiceRouteDestination
+	aux := &struct {
+		RequestTimeout string
+		*Alias
+	}{
+		Alias: (*Alias)(e),
+	}
+	if err := json.Unmarshal(data, &aux); err != nil {
+		return err
+	}
+	var err error
+	if aux.RequestTimeout != "" {
+		if e.RequestTimeout, err = time.ParseDuration(aux.RequestTimeout); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+type ServiceSplitterConfigEntry struct {
+	Kind string
+	Name string
+
+	Splits []ServiceSplit `json:",omitempty"`
+
+	CreateIndex uint64
+	ModifyIndex uint64
+}
+
+func (e *ServiceSplitterConfigEntry) GetKind() string        { return e.Kind }
+func (e *ServiceSplitterConfigEntry) GetName() string        { return e.Name }
+func (e *ServiceSplitterConfigEntry) GetCreateIndex() uint64 { return e.CreateIndex }
+func (e *ServiceSplitterConfigEntry) GetModifyIndex() uint64 { return e.ModifyIndex }
+
+type ServiceSplit struct {
+	Weight        float32
+	Service       string `json:",omitempty"`
+	ServiceSubset string `json:",omitempty"`
+	Namespace     string `json:",omitempty"`
+}
+
+type ServiceResolverConfigEntry struct {
+	Kind string
+	Name string
+
+	DefaultSubset  string                             `json:",omitempty"`
+	Subsets        map[string]ServiceResolverSubset   `json:",omitempty"`
+	Redirect       *ServiceResolverRedirect           `json:",omitempty"`
+	Failover       map[string]ServiceResolverFailover `json:",omitempty"`
+	ConnectTimeout time.Duration                      `json:",omitempty"`
+
+	CreateIndex uint64
+	ModifyIndex uint64
+}
+
+func (e *ServiceResolverConfigEntry) MarshalJSON() ([]byte, error) {
+	type Alias ServiceResolverConfigEntry
+	exported := &struct {
+		ConnectTimeout string `json:",omitempty"`
+		*Alias
+	}{
+		ConnectTimeout: e.ConnectTimeout.String(),
+		Alias:          (*Alias)(e),
+	}
+	if e.ConnectTimeout == 0 {
+		exported.ConnectTimeout = ""
+	}
+
+	return json.Marshal(exported)
+}
+
+func (e *ServiceResolverConfigEntry) UnmarshalJSON(data []byte) error {
+	type Alias ServiceResolverConfigEntry
+	aux := &struct {
+		ConnectTimeout string
+		*Alias
+	}{
+		Alias: (*Alias)(e),
+	}
+	if err := json.Unmarshal(data, &aux); err != nil {
+		return err
+	}
+	var err error
+	if aux.ConnectTimeout != "" {
+		if e.ConnectTimeout, err = time.ParseDuration(aux.ConnectTimeout); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+func (e *ServiceResolverConfigEntry) GetKind() string        { return e.Kind }
+func (e *ServiceResolverConfigEntry) GetName() string        { return e.Name }
+func (e *ServiceResolverConfigEntry) GetCreateIndex() uint64 { return e.CreateIndex }
+func (e *ServiceResolverConfigEntry) GetModifyIndex() uint64 { return e.ModifyIndex }
+
+type ServiceResolverSubset struct {
+	Filter      string `json:",omitempty"`
+	OnlyPassing bool   `json:",omitempty"`
+}
+
+type ServiceResolverRedirect struct {
+	Service       string `json:",omitempty"`
+	ServiceSubset string `json:",omitempty"`
+	Namespace     string `json:",omitempty"`
+	Datacenter    string `json:",omitempty"`
+}
+
+type ServiceResolverFailover struct {
+	Service       string   `json:",omitempty"`
+	ServiceSubset string   `json:",omitempty"`
+	Namespace     string   `json:",omitempty"`
+	Datacenters   []string `json:",omitempty"`
+}
diff --git a/vendor/github.com/hashicorp/consul/api/connect_intention.go b/vendor/github.com/hashicorp/consul/api/connect_intention.go
index a996c03..d25cb84 100644
--- a/vendor/github.com/hashicorp/consul/api/connect_intention.go
+++ b/vendor/github.com/hashicorp/consul/api/connect_intention.go
@@ -54,6 +54,13 @@
 	// or modified.
 	CreatedAt, UpdatedAt time.Time
 
+	// Hash of the contents of the intention
+	//
+	// This is needed mainly for replication purposes. When replicating from
+	// one DC to another keeping the content Hash will allow us to detect
+	// content changes more efficiently than checking every single field
+	Hash []byte
+
 	CreateIndex uint64
 	ModifyIndex uint64
 }
diff --git a/vendor/github.com/hashicorp/consul/api/discovery_chain.go b/vendor/github.com/hashicorp/consul/api/discovery_chain.go
new file mode 100644
index 0000000..407a3b0
--- /dev/null
+++ b/vendor/github.com/hashicorp/consul/api/discovery_chain.go
@@ -0,0 +1,230 @@
+package api
+
+import (
+	"encoding/json"
+	"fmt"
+	"time"
+)
+
+// DiscoveryChain can be used to query the discovery-chain endpoints
+type DiscoveryChain struct {
+	c *Client
+}
+
+// DiscoveryChain returns a handle to the discovery-chain endpoints
+func (c *Client) DiscoveryChain() *DiscoveryChain {
+	return &DiscoveryChain{c}
+}
+
+func (d *DiscoveryChain) Get(name string, opts *DiscoveryChainOptions, q *QueryOptions) (*DiscoveryChainResponse, *QueryMeta, error) {
+	if name == "" {
+		return nil, nil, fmt.Errorf("Name parameter must not be empty")
+	}
+
+	method := "GET"
+	if opts != nil && opts.requiresPOST() {
+		method = "POST"
+	}
+
+	r := d.c.newRequest(method, fmt.Sprintf("/v1/discovery-chain/%s", name))
+	r.setQueryOptions(q)
+
+	if opts != nil {
+		if opts.EvaluateInDatacenter != "" {
+			r.params.Set("compile-dc", opts.EvaluateInDatacenter)
+		}
+		// TODO(namespaces): handle possible EvaluateInNamespace here
+	}
+
+	if method == "POST" {
+		r.obj = opts
+	}
+
+	rtt, resp, err := requireOK(d.c.doRequest(r))
+	if err != nil {
+		return nil, nil, err
+	}
+	defer resp.Body.Close()
+
+	qm := &QueryMeta{}
+	parseQueryMeta(resp, qm)
+	qm.RequestTime = rtt
+
+	var out DiscoveryChainResponse
+
+	if err := decodeBody(resp, &out); err != nil {
+		return nil, nil, err
+	}
+
+	return &out, qm, nil
+}
+
+type DiscoveryChainOptions struct {
+	EvaluateInDatacenter string `json:"-"`
+
+	// OverrideMeshGateway allows for the mesh gateway setting to be overridden
+	// for any resolver in the compiled chain.
+	OverrideMeshGateway MeshGatewayConfig `json:",omitempty"`
+
+	// OverrideProtocol allows for the final protocol for the chain to be
+	// altered.
+	//
+	// - If the chain ordinarily would be TCP and an L7 protocol is passed here
+	// the chain will not include Routers or Splitters.
+	//
+	// - If the chain ordinarily would be L7 and TCP is passed here the chain
+	// will not include Routers or Splitters.
+	OverrideProtocol string `json:",omitempty"`
+
+	// OverrideConnectTimeout allows for the ConnectTimeout setting to be
+	// overridden for any resolver in the compiled chain.
+	OverrideConnectTimeout time.Duration `json:",omitempty"`
+}
+
+func (o *DiscoveryChainOptions) requiresPOST() bool {
+	if o == nil {
+		return false
+	}
+	return o.OverrideMeshGateway.Mode != "" ||
+		o.OverrideProtocol != "" ||
+		o.OverrideConnectTimeout != 0
+}
+
+type DiscoveryChainResponse struct {
+	Chain *CompiledDiscoveryChain
+}
+
+type CompiledDiscoveryChain struct {
+	ServiceName string
+	Namespace   string
+	Datacenter  string
+
+	// CustomizationHash is a unique hash of any data that affects the
+	// compilation of the discovery chain other than config entries or the
+	// name/namespace/datacenter evaluation criteria.
+	//
+	// If set, this value should be used to prefix/suffix any generated load
+	// balancer data plane objects to avoid sharing customized and
+	// non-customized versions.
+	CustomizationHash string
+
+	// Protocol is the overall protocol shared by everything in the chain.
+	Protocol string
+
+	// StartNode is the first key into the Nodes map that should be followed
+	// when walking the discovery chain.
+	StartNode string
+
+	// Nodes contains all nodes available for traversal in the chain keyed by a
+	// unique name.  You can walk this by starting with StartNode.
+	//
+	// NOTE: The names should be treated as opaque values and are only
+	// guaranteed to be consistent within a single compilation.
+	Nodes map[string]*DiscoveryGraphNode
+
+	// Targets is a list of all targets used in this chain.
+	//
+	// NOTE: The names should be treated as opaque values and are only
+	// guaranteed to be consistent within a single compilation.
+	Targets map[string]*DiscoveryTarget
+}
+
+const (
+	DiscoveryGraphNodeTypeRouter   = "router"
+	DiscoveryGraphNodeTypeSplitter = "splitter"
+	DiscoveryGraphNodeTypeResolver = "resolver"
+)
+
+// DiscoveryGraphNode is a single node in the compiled discovery chain.
+type DiscoveryGraphNode struct {
+	Type string
+	Name string // this is NOT necessarily a service
+
+	// fields for Type==router
+	Routes []*DiscoveryRoute
+
+	// fields for Type==splitter
+	Splits []*DiscoverySplit
+
+	// fields for Type==resolver
+	Resolver *DiscoveryResolver
+}
+
+// compiled form of ServiceRoute
+type DiscoveryRoute struct {
+	Definition *ServiceRoute
+	NextNode   string
+}
+
+// compiled form of ServiceSplit
+type DiscoverySplit struct {
+	Weight   float32
+	NextNode string
+}
+
+// compiled form of ServiceResolverConfigEntry
+type DiscoveryResolver struct {
+	Default        bool
+	ConnectTimeout time.Duration
+	Target         string
+	Failover       *DiscoveryFailover
+}
+
+func (r *DiscoveryResolver) MarshalJSON() ([]byte, error) {
+	type Alias DiscoveryResolver
+	exported := &struct {
+		ConnectTimeout string `json:",omitempty"`
+		*Alias
+	}{
+		ConnectTimeout: r.ConnectTimeout.String(),
+		Alias:          (*Alias)(r),
+	}
+	if r.ConnectTimeout == 0 {
+		exported.ConnectTimeout = ""
+	}
+
+	return json.Marshal(exported)
+}
+
+func (r *DiscoveryResolver) UnmarshalJSON(data []byte) error {
+	type Alias DiscoveryResolver
+	aux := &struct {
+		ConnectTimeout string
+		*Alias
+	}{
+		Alias: (*Alias)(r),
+	}
+	if err := json.Unmarshal(data, &aux); err != nil {
+		return err
+	}
+	var err error
+	if aux.ConnectTimeout != "" {
+		if r.ConnectTimeout, err = time.ParseDuration(aux.ConnectTimeout); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+// compiled form of ServiceResolverFailover
+type DiscoveryFailover struct {
+	Targets []string
+}
+
+// DiscoveryTarget represents all of the inputs necessary to use a resolver
+// config entry to execute a catalog query to generate a list of service
+// instances during discovery.
+type DiscoveryTarget struct {
+	ID string
+
+	Service       string
+	ServiceSubset string
+	Namespace     string
+	Datacenter    string
+
+	MeshGateway MeshGatewayConfig
+	Subset      ServiceResolverSubset
+	External    bool
+	SNI         string
+	Name        string
+}
diff --git a/vendor/github.com/hashicorp/consul/api/go.mod b/vendor/github.com/hashicorp/consul/api/go.mod
new file mode 100644
index 0000000..78fe8a3
--- /dev/null
+++ b/vendor/github.com/hashicorp/consul/api/go.mod
@@ -0,0 +1,16 @@
+module github.com/hashicorp/consul/api
+
+go 1.12
+
+replace github.com/hashicorp/consul/sdk => ../sdk
+
+require (
+	github.com/hashicorp/consul/sdk v0.2.0
+	github.com/hashicorp/go-cleanhttp v0.5.1
+	github.com/hashicorp/go-rootcerts v1.0.0
+	github.com/hashicorp/go-uuid v1.0.1
+	github.com/hashicorp/serf v0.8.2
+	github.com/mitchellh/mapstructure v1.1.2
+	github.com/pascaldekloe/goe v0.0.0-20180627143212-57f6aae5913c
+	github.com/stretchr/testify v1.3.0
+)
diff --git a/vendor/github.com/hashicorp/consul/api/go.sum b/vendor/github.com/hashicorp/consul/api/go.sum
new file mode 100644
index 0000000..01591f9
--- /dev/null
+++ b/vendor/github.com/hashicorp/consul/api/go.sum
@@ -0,0 +1,78 @@
+github.com/armon/circbuf v0.0.0-20150827004946-bbbad097214e/go.mod h1:3U/XgcO3hCbHZ8TKRvWD2dDTCfh9M9ya+I9JpbB7O8o=
+github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da h1:8GUt8eRujhVEGZFFEjBj46YV4rDjvGrNxb0KMWYkL2I=
+github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da/go.mod h1:Q73ZrmVTwzkszR9V5SSuryQ31EELlFMUz1kKyl939pY=
+github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgIH9cCH8=
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diff --git a/vendor/github.com/hashicorp/consul/api/operator_license.go b/vendor/github.com/hashicorp/consul/api/operator_license.go
new file mode 100644
index 0000000..25aa702
--- /dev/null
+++ b/vendor/github.com/hashicorp/consul/api/operator_license.go
@@ -0,0 +1,111 @@
+package api
+
+import (
+	"io/ioutil"
+	"strings"
+	"time"
+)
+
+type License struct {
+	// The unique identifier of the license
+	LicenseID string `json:"license_id"`
+
+	// The customer ID associated with the license
+	CustomerID string `json:"customer_id"`
+
+	// If set, an identifier that should be used to lock the license to a
+	// particular site, cluster, etc.
+	InstallationID string `json:"installation_id"`
+
+	// The time at which the license was issued
+	IssueTime time.Time `json:"issue_time"`
+
+	// The time at which the license starts being valid
+	StartTime time.Time `json:"start_time"`
+
+	// The time after which the license expires
+	ExpirationTime time.Time `json:"expiration_time"`
+
+	// The time at which the license ceases to function and can
+	// no longer be used in any capacity
+	TerminationTime time.Time `json:"termination_time"`
+
+	// The product the license is valid for
+	Product string `json:"product"`
+
+	// License Specific Flags
+	Flags map[string]interface{} `json:"flags"`
+
+	// List of features enabled by the license
+	Features []string `json:"features"`
+}
+
+type LicenseReply struct {
+	Valid    bool
+	License  *License
+	Warnings []string
+}
+
+func (op *Operator) LicenseGet(q *QueryOptions) (*LicenseReply, error) {
+	var reply LicenseReply
+	if _, err := op.c.query("/v1/operator/license", &reply, q); err != nil {
+		return nil, err
+	} else {
+		return &reply, nil
+	}
+}
+
+func (op *Operator) LicenseGetSigned(q *QueryOptions) (string, error) {
+	r := op.c.newRequest("GET", "/v1/operator/license")
+	r.params.Set("signed", "1")
+	r.setQueryOptions(q)
+	_, resp, err := requireOK(op.c.doRequest(r))
+	if err != nil {
+		return "", err
+	}
+	defer resp.Body.Close()
+
+	data, err := ioutil.ReadAll(resp.Body)
+	if err != nil {
+		return "", err
+	}
+
+	return string(data), nil
+}
+
+// LicenseReset will reset the license to the builtin one if it is still valid.
+// If the builtin license is invalid, the current license stays active.
+func (op *Operator) LicenseReset(opts *WriteOptions) (*LicenseReply, error) {
+	var reply LicenseReply
+	r := op.c.newRequest("DELETE", "/v1/operator/license")
+	r.setWriteOptions(opts)
+	_, resp, err := requireOK(op.c.doRequest(r))
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	if err := decodeBody(resp, &reply); err != nil {
+		return nil, err
+	}
+
+	return &reply, nil
+}
+
+func (op *Operator) LicensePut(license string, opts *WriteOptions) (*LicenseReply, error) {
+	var reply LicenseReply
+	r := op.c.newRequest("PUT", "/v1/operator/license")
+	r.setWriteOptions(opts)
+	r.body = strings.NewReader(license)
+	_, resp, err := requireOK(op.c.doRequest(r))
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	if err := decodeBody(resp, &reply); err != nil {
+		return nil, err
+	}
+
+	return &reply, nil
+}