/
fqdn.go
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/
fqdn.go
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package goaviatrix
import (
"bytes"
"encoding/json"
"errors"
"fmt"
"net/http"
"strings"
log "github.com/sirupsen/logrus"
)
type Filters struct {
FQDN string `form:"fqdn,omitempty" json:"fqdn,omitempty"`
Protocol string `form:"proto,omitempty" json:"proto,omitempty"`
Port string `form:"port,omitempty" json:"port,omitempty"`
Verdict string `form:"verdict,omitempty" json:"verdict,omitempty"`
}
// Gateway simple struct to hold fqdn details
type FQDN struct {
FQDNTag string `form:"tag_name,omitempty" json:"tag_name,omitempty"`
Action string `form:"action,omitempty"`
CID string `form:"CID,omitempty"`
FQDNStatus string `form:"status,omitempty" json:"status,omitempty"`
FQDNMode string `form:"color,omitempty" json:"color,omitempty"`
GwFilterTagList []GwFilterTag `form:"gw_name,omitempty" json:"gw_name,omitempty"`
DomainList []*Filters `form:"domain_names[],omitempty" json:"domain_names,omitempty"`
}
type GwFilterTag struct {
Name string `json:"gw_name,omitempty"`
SourceIPList []string `json:"source_ip_list,omitempty"`
}
type ResultListResp struct {
Return bool `json:"return"`
Results []string `json:"results"`
Reason string `json:"reason"`
}
type GetFqdnExceptionRuleResp struct {
Return bool `json:"return"`
Results string `json:"results"`
Reason string `json:"reason"`
}
type ResultListSourceIPResp struct {
Return bool `json:"return"`
Results GwSourceIP `json:"results"`
Reason string `json:"reason"`
}
type GwSourceIP struct {
ConfiguredIPs []string `json:"configured_ips"`
VpcSubnets []string `json:"vpc_subnets"`
}
type FQDNPassThroughResp struct {
Return bool `json:"return"`
Results FQDNPassThrough `json:"results"`
Reason string `json:"reason"`
}
type FQDNPassThrough struct {
ConfiguredIPs []string `json:"configured_ips"`
}
func (c *Client) CreateFQDN(fqdn *FQDN) error {
form := map[string]string{
"CID": c.CID,
"action": "add_fqdn_filter_tag",
"tag_name": fqdn.FQDNTag,
}
return c.PostAPI(form["action"], form, BasicCheck)
}
func (c *Client) DeleteFQDN(fqdn *FQDN) error {
form := map[string]string{
"CID": c.CID,
"action": "del_fqdn_filter_tag",
"tag_name": fqdn.FQDNTag,
}
return c.PostAPI(form["action"], form, BasicCheck)
}
//change state to 'enabled' or 'disabled'
func (c *Client) UpdateFQDNStatus(fqdn *FQDN) error {
form := map[string]string{
"CID": c.CID,
"action": "set_fqdn_filter_tag_state",
"tag_name": fqdn.FQDNTag,
"status": fqdn.FQDNStatus,
}
return c.PostAPI(form["action"], form, BasicCheck)
}
//Change default mode to 'white' or 'black'
func (c *Client) UpdateFQDNMode(fqdn *FQDN) error {
form := map[string]string{
"CID": c.CID,
"action": "set_fqdn_filter_tag_color",
"tag_name": fqdn.FQDNTag,
"color": fqdn.FQDNMode,
}
return c.PostAPI(form["action"], form, BasicCheck)
}
func (c *Client) UpdateDomains(fqdn *FQDN) error {
// TODO: use PostAPI - domain names need special processing
fqdn.CID = c.CID
fqdn.Action = "set_fqdn_filter_tag_domain_names"
log.Infof("Update domains: %#v", fqdn)
verb := "POST"
body := fmt.Sprintf("CID=%s&action=%s&tag_name=%s", c.CID, fqdn.Action, fqdn.FQDNTag)
for i, dn := range fqdn.DomainList {
body = body + fmt.Sprintf("&domain_names[%d][fqdn]=%s&domain_names[%d]"+
"[proto]=%s&domain_names[%d][port]=%s&domain_names[%d][verdict]=%s", i, dn.FQDN, i, dn.Protocol, i, dn.Port, i, dn.Verdict)
}
log.Tracef("%s %s Body: %s", verb, c.baseURL, body)
req, err := http.NewRequest(verb, c.baseURL, strings.NewReader(body))
if err == nil {
req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
} else {
return errors.New("HTTP NewRequest set_fqdn_filter_tag_domain_names failed: " + err.Error())
}
resp, err := c.HTTPClient.Do(req)
if err != nil {
return errors.New("HTTP Post set_fqdn_filter_tag_domain_names failed: " + err.Error())
}
var data APIResp
buf := new(bytes.Buffer)
buf.ReadFrom(resp.Body)
bodyString := buf.String()
bodyIoCopy := strings.NewReader(bodyString)
if err = json.NewDecoder(bodyIoCopy).Decode(&data); err != nil {
return errors.New("Json Decode set_fqdn_filter_tag_domain_names failed: " + err.Error() + "\n Body: " + bodyString)
}
if !data.Return {
return errors.New("Rest API set_fqdn_filter_tag_domain_names Post failed: " + data.Reason)
}
return nil
}
func (c *Client) AttachGws(fqdn *FQDN) error {
return nil
}
func (c *Client) DetachGws(fqdn *FQDN, gwList []string) error {
form := map[string]string{
"CID": c.CID,
"action": "detach_fqdn_filter_tag_from_gw",
"tag_name": fqdn.FQDNTag,
}
for i := range gwList {
form["gw_name"] = gwList[i]
err := c.PostAPI(form["action"], form, BasicCheck)
if err != nil {
return err
}
}
return nil
}
func (c *Client) ListFQDNTags() ([]*FQDN, error) {
form := map[string]string{
"CID": c.CID,
"action": "list_fqdn_filter_tags",
}
var data map[string]interface{}
err := c.GetAPI(&data, form["action"], form, BasicCheck)
if err != nil {
return nil, err
}
tags := make([]*FQDN, 0)
if val, ok := data["results"]; ok {
for tag, data := range val.(map[string]interface{}) {
tagData := data.(map[string]interface{})
fqdn := &FQDN{
FQDNTag: tag,
FQDNMode: tagData["wbmode"].(string),
FQDNStatus: tagData["state"].(string),
}
tags = append(tags, fqdn)
}
}
return tags, nil
}
func (c *Client) GetFQDNTag(fqdn *FQDN) (*FQDN, error) {
tags, err := c.ListFQDNTags()
if err != nil {
return nil, err
}
for _, tag := range tags {
if tag.FQDNTag == fqdn.FQDNTag {
fqdn.FQDNMode = tag.FQDNMode
fqdn.FQDNStatus = tag.FQDNStatus
return fqdn, nil
}
}
log.Errorf("Couldn't find Aviatrix FQDN tag %s", fqdn.FQDNTag)
return nil, ErrNotFound
}
func (c *Client) ListDomains(fqdn *FQDN) (*FQDN, error) {
form := map[string]string{
"CID": c.CID,
"action": "list_fqdn_filter_tag_domain_names",
"tag_name": fqdn.FQDNTag,
}
var data map[string]interface{}
err := c.GetAPI(&data, form["action"], form, BasicCheck)
if err != nil {
return nil, err
}
names := data["results"].([]interface{})
for _, domain := range names {
dn := domain.(map[string]interface{})
fqdnFilter := Filters{
FQDN: dn["fqdn"].(string),
Protocol: dn["proto"].(string),
Port: dn["port"].(string),
Verdict: dn["verdict"].(string),
}
fqdn.DomainList = append(fqdn.DomainList, &fqdnFilter)
}
return fqdn, nil
}
func (c *Client) ListGws(fqdn *FQDN) ([]string, error) {
form := map[string]string{
"CID": c.CID,
"action": "list_fqdn_filter_tag_attached_gws",
"tag_name": fqdn.FQDNTag,
}
var data ResultListResp
err := c.GetAPI(&data, form["action"], form, BasicCheck)
if err != nil {
return nil, err
}
return data.Results, nil
}
func (c *Client) AttachTagToGw(fqdn *FQDN, gateway *Gateway) error {
form := map[string]string{
"CID": c.CID,
"action": "attach_fqdn_filter_tag_to_gw",
"tag_name": fqdn.FQDNTag,
"gw_name": gateway.GwName,
}
return c.PostAPI(form["action"], form, BasicCheck)
}
func (c *Client) UpdateSourceIPFilters(fqdn *FQDN, gateway *Gateway, sourceIPs []string) error {
form := map[string]string{
"CID": c.CID,
"action": "update_fqdn_filter_tag_source_ip_filters",
"tag_name": fqdn.FQDNTag,
"gateway_name": gateway.GwName,
"source_ips": strings.Join(sourceIPs[:], ","),
}
return c.PostAPI(form["action"], form, BasicCheck)
}
func (c *Client) GetGwFilterTagList(fqdn *FQDN) (*FQDN, error) {
listGws, err := c.ListGws(fqdn)
if err != nil {
return nil, errors.New("failed for list_fqdn_filter_tag_source_ip_filters: " + err.Error())
}
var gwFilterTagList []GwFilterTag
for i := range listGws {
form := map[string]string{
"CID": c.CID,
"action": "list_fqdn_filter_tag_source_ip_filters",
"tag_name": fqdn.FQDNTag,
"gateway_name": listGws[i],
}
var data ResultListSourceIPResp
err = c.GetAPI(&data, form["action"], form, BasicCheck)
if err != nil {
return nil, err
}
var gwFilterTag GwFilterTag
gwFilterTag.Name = listGws[i]
sourceIPs := make([]string, 0)
for j := range data.Results.ConfiguredIPs {
sourceIPs = append(sourceIPs, strings.Split(data.Results.ConfiguredIPs[j], "~~")[0])
}
gwFilterTag.SourceIPList = sourceIPs
gwFilterTagList = append(gwFilterTagList, gwFilterTag)
}
fqdn.GwFilterTagList = gwFilterTagList
return fqdn, nil
}
func (c *Client) GetFQDNPassThroughCIDRs(gw *Gateway) ([]string, error) {
form := map[string]string{
"CID": c.CID,
"action": "list_fqdn_pass_through_cidrs",
"gateway_name": gw.GwName,
}
var data FQDNPassThroughResp
err := c.GetAPI(&data, form["action"], form, BasicCheck)
if err != nil {
return nil, err
}
if len(data.Results.ConfiguredIPs) < 1 {
return nil, ErrNotFound
}
return data.Results.ConfiguredIPs, nil
}
func (c *Client) ConfigureFQDNPassThroughCIDRs(gw *Gateway, IPs []string) error {
form := map[string]string{
"CID": c.CID,
"action": "update_fqdn_pass_through_cidrs",
"gateway_name": gw.GwName,
}
for i, ip := range IPs {
key := fmt.Sprintf("source_cidrs[%d]", i)
form[key] = ip
}
return c.PostAPI(form["action"], form, BasicCheck)
}
func (c *Client) DisableFQDNPassThrough(gw *Gateway) error {
form := map[string]string{
"CID": c.CID,
"action": "update_fqdn_pass_through_cidrs",
"gateway_name": gw.GwName,
}
return c.PostAPI(form["action"], form, BasicCheck)
}
func (c *Client) AddFQDNTagRule(fqdn *FQDN) error {
policies, err := json.Marshal(fqdn.DomainList)
if err != nil {
return fmt.Errorf("could not marshal fqdn domain: %v", err)
}
form := map[string]string{
"CID": c.CID,
"action": "add_fqdn_policies_to_tag",
"tag_name": fqdn.FQDNTag,
"policies": string(policies),
}
return c.PostAPI(form["action"], form, BasicCheck)
}
func (c *Client) GetFQDNTagRule(fqdn *FQDN) (*FQDN, error) {
foundFQDN, err := c.ListDomains(&FQDN{FQDNTag: fqdn.FQDNTag})
if err != nil {
return nil, fmt.Errorf("could not list fqdn domains: %v", err)
}
domain := fqdn.DomainList[0]
found := false
for _, d := range foundFQDN.DomainList {
if d.FQDN == domain.FQDN && d.Protocol == domain.Protocol && d.Port == domain.Port && d.Verdict == domain.Verdict {
found = true
}
}
if !found {
return nil, ErrNotFound
}
return fqdn, nil
}
func (c *Client) DeleteFQDNTagRule(fqdn *FQDN) error {
policies, err := json.Marshal(fqdn.DomainList)
if err != nil {
return fmt.Errorf("could not marshal fqdn domain: %v", err)
}
form := map[string]string{
"CID": c.CID,
"action": "delete_fqdn_policies_to_tag",
"tag_name": fqdn.FQDNTag,
"policies": string(policies),
}
checkFunc := func(act, method, reason string, ret bool) error {
if !ret {
if strings.Contains(reason, "the following rules were not found") {
return ErrNotFound
}
return fmt.Errorf("rest API %s %s failed: %s", act, method, reason)
}
return nil
}
return c.PostAPI(form["action"], form, checkFunc)
}