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types.go
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types.go
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package openstack
import (
"bytes"
"encoding/json"
"fmt"
"io"
"io/ioutil"
"log"
"net/http"
"strings"
"github.com/gophercloud/gophercloud/openstack/compute/v2/extensions/keypairs"
"github.com/gophercloud/gophercloud/openstack/compute/v2/extensions/servergroups"
"github.com/gophercloud/gophercloud/openstack/dns/v2/recordsets"
"github.com/gophercloud/gophercloud/openstack/dns/v2/zones"
"github.com/gophercloud/gophercloud/openstack/networking/v2/extensions/fwaas/firewalls"
"github.com/gophercloud/gophercloud/openstack/networking/v2/extensions/fwaas/policies"
"github.com/gophercloud/gophercloud/openstack/networking/v2/extensions/fwaas/routerinsertion"
"github.com/gophercloud/gophercloud/openstack/networking/v2/extensions/fwaas/rules"
"github.com/gophercloud/gophercloud/openstack/networking/v2/extensions/layer3/floatingips"
"github.com/gophercloud/gophercloud/openstack/networking/v2/extensions/layer3/routers"
"github.com/gophercloud/gophercloud/openstack/networking/v2/networks"
"github.com/gophercloud/gophercloud/openstack/networking/v2/ports"
"github.com/gophercloud/gophercloud/openstack/networking/v2/subnets"
)
// LogRoundTripper satisfies the http.RoundTripper interface and is used to
// customize the default http client RoundTripper to allow for logging.
type LogRoundTripper struct {
Rt http.RoundTripper
OsDebug bool
}
// RoundTrip performs a round-trip HTTP request and logs relevant information about it.
func (lrt *LogRoundTripper) RoundTrip(request *http.Request) (*http.Response, error) {
defer func() {
if request.Body != nil {
request.Body.Close()
}
}()
// for future reference, this is how to access the Transport struct:
//tlsconfig := lrt.Rt.(*http.Transport).TLSClientConfig
var err error
if lrt.OsDebug {
log.Printf("[DEBUG] OpenStack Request URL: %s %s", request.Method, request.URL)
log.Printf("[DEBUG] Openstack Request Headers:\n%s", FormatHeaders(request.Header, "\n"))
if request.Body != nil {
request.Body, err = lrt.logRequest(request.Body, request.Header.Get("Content-Type"))
if err != nil {
return nil, err
}
}
}
response, err := lrt.Rt.RoundTrip(request)
if response == nil {
return nil, err
}
if lrt.OsDebug {
log.Printf("[DEBUG] Openstack Response Code: %d", response.StatusCode)
log.Printf("[DEBUG] Openstack Response Headers:\n%s", FormatHeaders(response.Header, "\n"))
response.Body, err = lrt.logResponse(response.Body, response.Header.Get("Content-Type"))
}
return response, err
}
// logRequest will log the HTTP Request details.
// If the body is JSON, it will attempt to be pretty-formatted.
func (lrt *LogRoundTripper) logRequest(original io.ReadCloser, contentType string) (io.ReadCloser, error) {
defer original.Close()
var bs bytes.Buffer
_, err := io.Copy(&bs, original)
if err != nil {
return nil, err
}
// Handle request contentType
if strings.HasPrefix(contentType, "application/json") {
debugInfo := lrt.formatJSON(bs.Bytes())
log.Printf("[DEBUG] OpenStack Request Body: %s", debugInfo)
} else {
log.Printf("[DEBUG] OpenStack Request Body: %s", bs.String())
}
return ioutil.NopCloser(strings.NewReader(bs.String())), nil
}
// logResponse will log the HTTP Response details.
// If the body is JSON, it will attempt to be pretty-formatted.
func (lrt *LogRoundTripper) logResponse(original io.ReadCloser, contentType string) (io.ReadCloser, error) {
if strings.HasPrefix(contentType, "application/json") {
var bs bytes.Buffer
defer original.Close()
_, err := io.Copy(&bs, original)
if err != nil {
return nil, err
}
debugInfo := lrt.formatJSON(bs.Bytes())
if debugInfo != "" {
log.Printf("[DEBUG] OpenStack Response Body: %s", debugInfo)
}
return ioutil.NopCloser(strings.NewReader(bs.String())), nil
}
log.Printf("[DEBUG] Not logging because OpenStack response body isn't JSON")
return original, nil
}
// formatJSON will try to pretty-format a JSON body.
// It will also mask known fields which contain sensitive information.
func (lrt *LogRoundTripper) formatJSON(raw []byte) string {
var data map[string]interface{}
err := json.Unmarshal(raw, &data)
if err != nil {
log.Printf("[DEBUG] Unable to parse OpenStack JSON: %s", err)
return string(raw)
}
// Mask known password fields
if v, ok := data["auth"].(map[string]interface{}); ok {
if v, ok := v["identity"].(map[string]interface{}); ok {
if v, ok := v["password"].(map[string]interface{}); ok {
if v, ok := v["user"].(map[string]interface{}); ok {
v["password"] = "***"
}
}
}
}
// Ignore the catalog
if v, ok := data["token"].(map[string]interface{}); ok {
if _, ok := v["catalog"]; ok {
return ""
}
}
pretty, err := json.MarshalIndent(data, "", " ")
if err != nil {
log.Printf("[DEBUG] Unable to re-marshal OpenStack JSON: %s", err)
return string(raw)
}
return string(pretty)
}
// Firewall is an OpenStack firewall.
type Firewall struct {
firewalls.Firewall
routerinsertion.FirewallExt
}
// FirewallCreateOpts represents the attributes used when creating a new firewall.
type FirewallCreateOpts struct {
firewalls.CreateOptsBuilder
ValueSpecs map[string]string `json:"value_specs,omitempty"`
}
// ToFirewallCreateMap casts a CreateOptsExt struct to a map.
// It overrides firewalls.ToFirewallCreateMap to add the ValueSpecs field.
func (opts FirewallCreateOpts) ToFirewallCreateMap() (map[string]interface{}, error) {
body, err := opts.CreateOptsBuilder.ToFirewallCreateMap()
if err != nil {
return nil, err
}
return AddValueSpecs(body), nil
}
//FirewallUpdateOpts
type FirewallUpdateOpts struct {
firewalls.UpdateOptsBuilder
}
func (opts FirewallUpdateOpts) ToFirewallUpdateMap() (map[string]interface{}, error) {
return BuildRequest(opts, "firewall")
}
// FloatingIPCreateOpts represents the attributes used when creating a new floating ip.
type FloatingIPCreateOpts struct {
floatingips.CreateOpts
ValueSpecs map[string]string `json:"value_specs,omitempty"`
}
// ToFloatingIPCreateMap casts a CreateOpts struct to a map.
// It overrides floatingips.ToFloatingIPCreateMap to add the ValueSpecs field.
func (opts FloatingIPCreateOpts) ToFloatingIPCreateMap() (map[string]interface{}, error) {
return BuildRequest(opts, "floatingip")
}
// KeyPairCreateOpts represents the attributes used when creating a new keypair.
type KeyPairCreateOpts struct {
keypairs.CreateOpts
ValueSpecs map[string]string `json:"value_specs,omitempty"`
}
// ToKeyPairCreateMap casts a CreateOpts struct to a map.
// It overrides keypairs.ToKeyPairCreateMap to add the ValueSpecs field.
func (opts KeyPairCreateOpts) ToKeyPairCreateMap() (map[string]interface{}, error) {
return BuildRequest(opts, "keypair")
}
// NetworkCreateOpts represents the attributes used when creating a new network.
type NetworkCreateOpts struct {
networks.CreateOpts
ValueSpecs map[string]string `json:"value_specs,omitempty"`
}
// ToNetworkCreateMap casts a CreateOpts struct to a map.
// It overrides networks.ToNetworkCreateMap to add the ValueSpecs field.
func (opts NetworkCreateOpts) ToNetworkCreateMap() (map[string]interface{}, error) {
return BuildRequest(opts, "network")
}
// PolicyCreateOpts represents the attributes used when creating a new firewall policy.
type PolicyCreateOpts struct {
policies.CreateOpts
ValueSpecs map[string]string `json:"value_specs,omitempty"`
}
// ToPolicyCreateMap casts a CreateOpts struct to a map.
// It overrides policies.ToFirewallPolicyCreateMap to add the ValueSpecs field.
func (opts PolicyCreateOpts) ToFirewallPolicyCreateMap() (map[string]interface{}, error) {
return BuildRequest(opts, "firewall_policy")
}
// PortCreateOpts represents the attributes used when creating a new port.
type PortCreateOpts struct {
ports.CreateOpts
ValueSpecs map[string]string `json:"value_specs,omitempty"`
}
// ToPortCreateMap casts a CreateOpts struct to a map.
// It overrides ports.ToPortCreateMap to add the ValueSpecs field.
func (opts PortCreateOpts) ToPortCreateMap() (map[string]interface{}, error) {
return BuildRequest(opts, "port")
}
// RecordSetCreateOpts represents the attributes used when creating a new DNS record set.
type RecordSetCreateOpts struct {
recordsets.CreateOpts
ValueSpecs map[string]string `json:"value_specs,omitempty"`
}
// ToRecordSetCreateMap casts a CreateOpts struct to a map.
// It overrides recordsets.ToRecordSetCreateMap to add the ValueSpecs field.
func (opts RecordSetCreateOpts) ToRecordSetCreateMap() (map[string]interface{}, error) {
b, err := BuildRequest(opts, "")
if err != nil {
return nil, err
}
if m, ok := b[""].(map[string]interface{}); ok {
return m, nil
}
return nil, fmt.Errorf("Expected map but got %T", b[""])
}
// RouterCreateOpts represents the attributes used when creating a new router.
type RouterCreateOpts struct {
routers.CreateOpts
ValueSpecs map[string]string `json:"value_specs,omitempty"`
}
// ToRouterCreateMap casts a CreateOpts struct to a map.
// It overrides routers.ToRouterCreateMap to add the ValueSpecs field.
func (opts RouterCreateOpts) ToRouterCreateMap() (map[string]interface{}, error) {
return BuildRequest(opts, "router")
}
// RuleCreateOpts represents the attributes used when creating a new firewall rule.
type RuleCreateOpts struct {
rules.CreateOpts
ValueSpecs map[string]string `json:"value_specs,omitempty"`
}
// ToRuleCreateMap casts a CreateOpts struct to a map.
// It overrides rules.ToRuleCreateMap to add the ValueSpecs field.
func (opts RuleCreateOpts) ToRuleCreateMap() (map[string]interface{}, error) {
b, err := BuildRequest(opts, "firewall_rule")
if err != nil {
return nil, err
}
if m := b["firewall_rule"].(map[string]interface{}); m["protocol"] == "any" {
m["protocol"] = nil
}
return b, nil
}
// ServerGroupCreateOpts represents the attributes used when creating a new router.
type ServerGroupCreateOpts struct {
servergroups.CreateOpts
ValueSpecs map[string]string `json:"value_specs,omitempty"`
}
// ToServerGroupCreateMap casts a CreateOpts struct to a map.
// It overrides routers.ToServerGroupCreateMap to add the ValueSpecs field.
func (opts ServerGroupCreateOpts) ToServerGroupCreateMap() (map[string]interface{}, error) {
return BuildRequest(opts, "server_group")
}
// SubnetCreateOpts represents the attributes used when creating a new subnet.
type SubnetCreateOpts struct {
subnets.CreateOpts
ValueSpecs map[string]string `json:"value_specs,omitempty"`
}
// ToSubnetCreateMap casts a CreateOpts struct to a map.
// It overrides subnets.ToSubnetCreateMap to add the ValueSpecs field.
func (opts SubnetCreateOpts) ToSubnetCreateMap() (map[string]interface{}, error) {
b, err := BuildRequest(opts, "subnet")
if err != nil {
return nil, err
}
if m := b["subnet"].(map[string]interface{}); m["gateway_ip"] == "" {
m["gateway_ip"] = nil
}
return b, nil
}
// ZoneCreateOpts represents the attributes used when creating a new DNS zone.
type ZoneCreateOpts struct {
zones.CreateOpts
ValueSpecs map[string]string `json:"value_specs,omitempty"`
}
// ToZoneCreateMap casts a CreateOpts struct to a map.
// It overrides zones.ToZoneCreateMap to add the ValueSpecs field.
func (opts ZoneCreateOpts) ToZoneCreateMap() (map[string]interface{}, error) {
b, err := BuildRequest(opts, "")
if err != nil {
return nil, err
}
if m, ok := b[""].(map[string]interface{}); ok {
if opts.TTL > 0 {
m["ttl"] = opts.TTL
}
return m, nil
}
return nil, fmt.Errorf("Expected map but got %T", b[""])
}