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workloads.go
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workloads.go
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package illumioapi
import (
"encoding/json"
"errors"
"fmt"
"math"
"net"
"net/url"
"strconv"
"strings"
"time"
)
// An Agent is an Agent on a Workload
type Agent struct {
ActivePceFqdn string `json:"active_pce_fqdn,omitempty"`
Config *Config `json:"config,omitempty"`
Href string `json:"href,omitempty"`
SecureConnect *SecureConnect `json:"secure_connect,omitempty"`
Status *Status `json:"status,omitempty"`
TargetPceFqdn string `json:"target_pce_fqdn,omitempty"`
}
// AgentHealth represents the Agent Health of the Status of a Workload
type AgentHealth struct {
AuditEvent string `json:"audit_event,omitempty"`
Severity string `json:"severity,omitempty"`
Type string `json:"type,omitempty"`
}
// AgentHealthErrors represents the Agent Health Errors of the Status of a Workload
// This is depreciated - use AgentHealth
type AgentHealthErrors struct {
Errors []string `json:"errors,omitempty"`
Warnings []string `json:"warnings,omitempty"`
}
// Config represents the Configuration of an Agent on a Workload
type Config struct {
LogTraffic bool `json:"log_traffic"`
Mode string `json:"mode,omitempty"`
SecurityPolicyUpdateMode string `json:"security_policy_update_mode,omitempty"`
VisibilityLevel string `json:"visibility_level,omitempty"`
}
// DeletedBy represents the Deleted By property of an object
type DeletedBy struct {
Href string `json:"href,omitempty"`
}
// An Interface represent the Interfaces of a Workload
type Interface struct {
Address string `json:"address,omitempty"`
CidrBlock *int `json:"cidr_block,omitempty"`
DefaultGatewayAddress string `json:"default_gateway_address,omitempty"`
FriendlyName string `json:"friendly_name,omitempty"`
LinkState string `json:"link_state,omitempty"`
Name string `json:"name,omitempty"`
}
// OpenServicePorts represents open ports for a service running on a workload
type OpenServicePorts struct {
Address string `json:"address,omitempty"`
Package string `json:"package,omitempty"`
Port int `json:"port,omitempty"`
ProcessName string `json:"process_name,omitempty"`
Protocol int `json:"protocol,omitempty"`
User string `json:"user,omitempty"`
WinServiceName string `json:"win_service_name,omitempty"`
}
// A Workload represents a workload in the PCE
type Workload struct {
Agent *Agent `json:"agent,omitempty"`
CreatedAt string `json:"created_at,omitempty"`
CreatedBy *CreatedBy `json:"created_by,omitempty"`
DataCenter string `json:"data_center,omitempty"`
DataCenterZone string `json:"data_center_zone,omitempty"`
DeleteType string `json:"delete_type,omitempty"`
Deleted *bool `json:"deleted,omitempty"`
DeletedAt string `json:"deleted_at,omitempty"`
DeletedBy *DeletedBy `json:"deleted_by,omitempty"`
Description string `json:"description,omitempty"`
DistinguishedName string `json:"distinguished_name,omitempty"`
ExternalDataReference string `json:"external_data_reference,omitempty"`
ExternalDataSet string `json:"external_data_set,omitempty"`
Hostname string `json:"hostname,omitempty"`
Href string `json:"href,omitempty"`
IgnoredInterfaceNames *[]string `json:"ignored_interface_names,omitempty"`
Interfaces []*Interface `json:"interfaces,omitempty"`
Labels []*Label `json:"labels,omitempty"` // This breaks the removing all labels
Name string `json:"name,omitempty"`
Online bool `json:"online,omitempty"`
OsDetail string `json:"os_detail,omitempty"`
OsID string `json:"os_id,omitempty"`
PublicIP string `json:"public_ip,omitempty"`
ServicePrincipalName string `json:"service_principal_name,omitempty"`
ServiceProvider string `json:"service_provider,omitempty"`
Services *Services `json:"services,omitempty"`
UpdatedAt string `json:"updated_at,omitempty"`
UpdatedBy *UpdatedBy `json:"updated_by,omitempty"`
}
// SecureConnect represents SecureConnect for an Agent on a Workload
type SecureConnect struct {
MatchingIssuerName string `json:"matching_issuer_name,omitempty"`
}
// Services represent the Services running on a Workload
type Services struct {
CreatedAt string `json:"created_at,omitempty"`
OpenServicePorts []*OpenServicePorts `json:"open_service_ports,omitempty"`
UptimeSeconds int `json:"uptime_seconds,omitempty"`
}
// Status represents the Status of an Agent on a Workload
type Status struct {
AgentHealth []*AgentHealth `json:"agent_health,omitempty"`
AgentHealthErrors *AgentHealthErrors `json:"agent_health_errors,omitempty"`
AgentVersion string `json:"agent_version,omitempty"`
FirewallRuleCount int `json:"firewall_rule_count,omitempty"`
FwConfigCurrent bool `json:"fw_config_current,omitempty"`
InstanceID string `json:"instance_id,omitempty"`
LastHeartbeatOn string `json:"last_heartbeat_on,omitempty"`
ManagedSince string `json:"managed_since,omitempty"`
SecurityPolicyAppliedAt string `json:"security_policy_applied_at,omitempty"`
SecurityPolicyReceivedAt string `json:"security_policy_received_at,omitempty"`
SecurityPolicyRefreshAt string `json:"security_policy_refresh_at,omitempty"`
SecurityPolicySyncState string `json:"security_policy_sync_state,omitempty"`
Status string `json:"status,omitempty"`
UID string `json:"uid,omitempty"`
UptimeSeconds int `json:"uptime_seconds,omitempty"`
}
// Unpair is the payload for using the API to unpair workloads.
type Unpair struct {
Workloads []Workload `json:"workloads"`
IPTableRestore string `json:"ip_table_restore"`
}
// GetAllWorkloads returns an slice of workloads in the Illumio PCE.
// The first API call to the PCE does not use the async option.
// If the array length is >=500, it re-runs with async.
func (p *PCE) GetAllWorkloads() ([]Workload, APIResponse, error) {
var api APIResponse
// Build the API URL
apiURL, err := url.Parse("https://" + pceSanitization(p.FQDN) + ":" + strconv.Itoa(p.Port) + "/api/v2/orgs/" + strconv.Itoa(p.Org) + "/workloads")
if err != nil {
return nil, api, fmt.Errorf("get all workloads - %s", err)
}
// Call the API
api, err = apicall("GET", apiURL.String(), *p, nil, false)
if err != nil {
return nil, api, fmt.Errorf("get all workloads - %s", err)
}
var workloads []Workload
json.Unmarshal([]byte(api.RespBody), &workloads)
// If length is 500, re-run with async
if len(workloads) >= 500 {
// Call async
api, err = apicall("GET", apiURL.String(), *p, nil, true)
if err != nil {
return nil, api, fmt.Errorf("get all workloads - %s", err)
}
// Unmarshal response to asyncWklds and return
var asyncWklds []Workload
json.Unmarshal([]byte(api.RespBody), &asyncWklds)
return asyncWklds, api, nil
}
// Return if less than 500
return workloads, api, nil
}
// GetAllWorkloadsQP returns a slice of workloads in the Illumio PCE.
// The first API call to the PCE does not use the async option.
// If the array length is >=500, it re-runs with async.
// QueryParameters can be passed as a map of [key]=vale
func (p *PCE) GetAllWorkloadsQP(queryParameters map[string]string) ([]Workload, APIResponse, error) {
var api APIResponse
// Build the API URL
apiURL, err := url.Parse("https://" + pceSanitization(p.FQDN) + ":" + strconv.Itoa(p.Port) + "/api/v2/orgs/" + strconv.Itoa(p.Org) + "/workloads")
if err != nil {
return nil, api, fmt.Errorf("get all workloads - %s", err)
}
// Set the query parameters
for key, value := range queryParameters {
q := apiURL.Query()
q.Set(key, value)
apiURL.RawQuery = q.Encode()
}
// Call the API
api, err = apicall("GET", apiURL.String(), *p, nil, false)
if err != nil {
return nil, api, fmt.Errorf("get all workloads - %s", err)
}
var workloads []Workload
json.Unmarshal([]byte(api.RespBody), &workloads)
// If length is 500, re-run with async
if len(workloads) >= 500 {
// Call async
api, err = apicall("GET", apiURL.String(), *p, nil, true)
if err != nil {
return nil, api, fmt.Errorf("get all workloads - %s", err)
}
// Unmarshal response to asyncWklds and return
var asyncWklds []Workload
json.Unmarshal([]byte(api.RespBody), &asyncWklds)
return asyncWklds, api, nil
}
// Return if less than 500
return workloads, api, nil
}
// GetWkldByHref returns the workload with a specific href
func (p *PCE) GetWkldByHref(href string) (Workload, APIResponse, error) {
// Build the API URL
apiURL, err := url.Parse(fmt.Sprintf("https://%s:%d/api/v2%s", pceSanitization(p.FQDN), p.Port, href))
if err != nil {
return Workload{}, APIResponse{}, fmt.Errorf("get workload by href - %s", err)
}
// Call the API
api, err := apicall("GET", apiURL.String(), *p, nil, false)
if err != nil {
return Workload{}, api, fmt.Errorf("get workload by href - %s", err)
}
var wkld Workload
json.Unmarshal([]byte(api.RespBody), &wkld)
return wkld, api, nil
}
// GetWkldHrefMap returns a map of all workloads with the Href as the key.
func (p *PCE) GetWkldHrefMap() (map[string]Workload, APIResponse, error) {
m := make(map[string]Workload)
wklds, a, err := p.GetAllWorkloads()
if err != nil {
return nil, a, err
}
for _, w := range wklds {
m[w.Href] = w
}
return m, a, nil
}
// GetWkldHostMap returns a map of all workloads with the hostname as the key.
func (p *PCE) GetWkldHostMap() (map[string]Workload, APIResponse, error) {
m := make(map[string]Workload)
wklds, a, err := p.GetAllWorkloads()
if err != nil {
return nil, a, err
}
for _, w := range wklds {
m[w.Hostname] = w
}
return m, a, nil
}
// CreateWorkload creates a new unmanaged workload in the Illumio PCE
func (p *PCE) CreateWorkload(workload Workload) (Workload, APIResponse, error) {
var newWL Workload
var api APIResponse
var err error
// Build the API URL
apiURL, err := url.Parse("https://" + pceSanitization(p.FQDN) + ":" + strconv.Itoa(p.Port) + "/api/v2/orgs/" + strconv.Itoa(p.Org) + "/workloads")
if err != nil {
return newWL, api, fmt.Errorf("create workload - %s", err)
}
// Call the API
workloadJSON, err := json.Marshal(workload)
if err != nil {
return newWL, api, fmt.Errorf("create workload - %s", err)
}
api.ReqBody = string(workloadJSON)
api, err = apicall("POST", apiURL.String(), *p, workloadJSON, false)
if err != nil {
return newWL, api, fmt.Errorf("create workload - %s", err)
}
// Marshal JSON
json.Unmarshal([]byte(api.RespBody), &newWL)
return newWL, api, nil
}
// UpdateWorkload updates an existing workload in the Illumio PCE
// The provided workload struct must include an Href.
// Properties that cannot be included in the PUT method will be ignored.
func (p *PCE) UpdateWorkload(workload Workload) (APIResponse, error) {
var api APIResponse
var err error
// Build the API URL
apiURL, err := url.Parse("https://" + pceSanitization(p.FQDN) + ":" + strconv.Itoa(p.Port) + "/api/v2" + workload.Href)
if err != nil {
return api, fmt.Errorf("update workload - %s", err)
}
workload.SanitizePut()
// Call the API
workloadJSON, err := json.Marshal(workload)
if err != nil {
return api, fmt.Errorf("update workload - %s", err)
}
api.ReqBody = string(workloadJSON)
api, err = apicall("PUT", apiURL.String(), *p, workloadJSON, false)
if err != nil {
return api, fmt.Errorf("update workload - %s", err)
}
return api, nil
}
// ChangeLabel updates a workload struct with new label href.
// It does not call the Illumio API to update the workload in the PCE. Use pce.UpdateWorkload() or bulk update for that.
// The method returns the labelMapH in case it needs to create a new label.
func (w *Workload) ChangeLabel(pce PCE, targetKey, newValue string) (PCE, error) {
var updatedLabels []*Label
var newLabel Label
var err error
var ok bool
// Iterate through each of the workloads labels
for _, l := range w.Labels {
// If they key isn't the target key, we add it to the updated labels
if pce.LabelMapH[l.Href].Key != targetKey {
updatedLabels = append(updatedLabels, &Label{Href: l.Href})
}
}
// If our new label isn't blank, we need to get it's href and attach to array
if newValue == "" {
w.Labels = updatedLabels
return pce, nil
}
// If our new label is not blank, we need to get it's href and add it to the array
if newLabel, ok = pce.LabelMapKV[targetKey+newValue]; !ok {
// If it doesn't exist, we create it and put it back into the label maps
newLabel, _, err = pce.CreateLabel(Label{Key: targetKey, Value: newValue})
if err != nil {
return pce, err
}
pce.LabelMapH[newLabel.Href] = newLabel
pce.LabelMapKV[newLabel.Key+newLabel.Value] = newLabel
}
// Append the new label to our label slice
updatedLabels = append(updatedLabels, &Label{Href: newLabel.Href})
w.Labels = updatedLabels
return pce, nil
}
// BulkWorkload takes a bulk action on an array of workloads.
// Method must be create, update, or delete
func (p *PCE) BulkWorkload(workloads []Workload, method string, stdoutLogs bool) ([]APIResponse, error) {
var apiResps []APIResponse
var err error
// Check on method
method = strings.ToLower(method)
if method != "create" && method != "update" && method != "delete" {
return apiResps, errors.New("bulk workload error - method must be create, update, or delete")
}
// Sanitize update
if method == "update" {
sanitizedWLs := []Workload{}
for _, workload := range workloads {
workload.SanitizeBulkUpdate()
sanitizedWLs = append(sanitizedWLs, workload)
}
workloads = sanitizedWLs
}
// Build the API URL
apiURL, err := url.Parse("https://" + pceSanitization(p.FQDN) + ":" + strconv.Itoa(p.Port) + "/api/v2/orgs/" + strconv.Itoa(p.Org) + "/workloads/bulk_" + method)
if err != nil {
return apiResps, fmt.Errorf("bulk workload error - %s", err)
}
// If the method is delete, we can only send Hrefs
if method == "delete" {
hrefWorkloads := []Workload{}
for _, workload := range workloads {
hrefWorkloads = append(hrefWorkloads, Workload{Href: workload.Href})
}
// Re-assign workloads to just the HREF
workloads = hrefWorkloads
}
// Figure out how many API calls we need to make
numAPICalls := int(math.Ceil(float64(len(workloads)) / 1000))
if stdoutLogs {
fmt.Printf("%s [INFO] - Bulk API actions happen in 1,000 workload chunks. %d %s calls will be required to process the %d workloads.\r\n", time.Now().Format("2006-01-02 15:04:05 "), numAPICalls, method, len(workloads))
}
// Build the array to be passed to the API
apiArrays := [][]Workload{}
for i := 0; i < numAPICalls; i++ {
// Get 1,000 elements if this is not the last array
if (i + 1) != numAPICalls {
apiArrays = append(apiArrays, workloads[i*1000:(1+i)*1000])
// Get the rest on the last array
} else {
apiArrays = append(apiArrays, workloads[i*1000:])
}
}
// Call the API for each array
for i, apiArray := range apiArrays {
workloadsJSON, err := json.Marshal(apiArray)
if err != nil {
return apiResps, fmt.Errorf("bulk workload error - %s", err)
}
api, err := apicall("PUT", apiURL.String(), *p, workloadsJSON, false)
if stdoutLogs {
fmt.Printf("%s [INFO] - API Call %d of %d - complete - status code %d.\r\n", time.Now().Format("2006-01-02 15:04:05 "), i+1, numAPICalls, api.StatusCode)
}
api.ReqBody = string(workloadsJSON)
apiResps = append(apiResps, api)
if err != nil {
return apiResps, fmt.Errorf("bulk workload error - %s", err)
}
}
return apiResps, nil
}
// SanitizeBulkUpdate removes the properites necessary for a bulk update
func (w *Workload) SanitizeBulkUpdate() {
// All Workloads
w.CreatedAt = ""
w.CreatedBy = nil
w.DeleteType = ""
w.Deleted = nil
w.DeletedAt = ""
w.DeletedBy = nil
w.UpdatedAt = ""
w.UpdatedBy = nil
w.Services = nil
// Managed workloads
if w.Agent != nil && w.Agent.Status != nil {
w.Hostname = ""
w.Interfaces = nil
w.Online = false
w.OsDetail = ""
w.OsID = ""
w.PublicIP = ""
w.Services = nil
w.Online = false
w.Agent.Status = nil
w.Agent.SecureConnect = nil
w.Agent.ActivePceFqdn = "" // For supercluster-paired workloads
w.Agent.TargetPceFqdn = "" // For supercluster-paired workloads
w.Agent.Config.SecurityPolicyUpdateMode = ""
}
// Replace Labels with Hrefs
newLabels := []*Label{}
for _, l := range w.Labels {
newLabel := Label{Href: l.Href}
newLabels = append(newLabels, &newLabel)
}
w.Labels = newLabels
}
// SanitizePut removes the necessary properties to update an unmanaged and managed workload
func (w *Workload) SanitizePut() {
w.SanitizeBulkUpdate()
w.Href = ""
}
// GetRole takes a map of labels with the href string as the key and returns the role label for a workload.
// To get the LabelMap call GetLabelMapH.
func (w *Workload) GetRole(labelMap map[string]Label) Label {
for _, l := range w.Labels {
if labelMap[l.Href].Key == "role" {
return labelMap[l.Href]
}
}
return Label{}
}
// GetApp takes a map of labels with the href string as the key and returns the app label for a workload.
// To get the LabelMap call GetLabelMapH.
func (w *Workload) GetApp(labelMap map[string]Label) Label {
for _, l := range w.Labels {
if labelMap[l.Href].Key == "app" {
return labelMap[l.Href]
}
}
return Label{}
}
// GetEnv takes a map of labels with the href string as the key and returns the env label for a workload.
// To get the LabelMap call GetLabelMapH.
func (w *Workload) GetEnv(labelMap map[string]Label) Label {
for _, l := range w.Labels {
if labelMap[l.Href].Key == "env" {
return labelMap[l.Href]
}
}
return Label{}
}
// GetLoc takes a map of labels with the href string as the key and returns the loc label for a workload.
// To get the LabelMap call GetLabelMapH.
func (w *Workload) GetLoc(labelMap map[string]Label) Label {
for _, l := range w.Labels {
if labelMap[l.Href].Key == "loc" {
return labelMap[l.Href]
}
}
return Label{}
}
// LabelsMatch checks if the workload matches the provided labels.
// Blank values ("") for role, app, env, or loc mean no label assigned for that key.
// A single asterisk (*) can be used to represent any in a particular key.
// For example, using "*" for role will return true as long as the app, env, and loc match.
func (w *Workload) LabelsMatch(role, app, env, loc string, labelMap map[string]Label) bool {
if (role == "*" || w.GetRole(labelMap).Value == role) &&
(app == "*" || w.GetApp(labelMap).Value == app) &&
(env == "*" || w.GetEnv(labelMap).Value == env) &&
(loc == "*" || w.GetLoc(labelMap).Value == loc) {
return true
}
return false
}
// GetAppGroup returns the app group string of a workload in the format of App | Env.
// If the workload does not have an app or env label, "NO APP GROUP" is returned.
// Use GetAppGroupL to include the loc label in the app group.
func (w *Workload) GetAppGroup(labelMap map[string]Label) string {
if w.GetApp(labelMap).Href == "" || w.GetEnv(labelMap).Href == "" {
return "NO APP GROUP"
}
return fmt.Sprintf("%s | %s", w.GetApp(labelMap).Value, w.GetEnv(labelMap).Value)
}
// GetAppGroupL returns the app group string of a workload in the format of App | Env | Loc.
// If the workload does not have an app, env, or loc label, "NO APP GROUP" is returned.
// Use GetAppGroup to only use app and env in App Group.
func (w *Workload) GetAppGroupL(labelMap map[string]Label) string {
if w.GetApp(labelMap).Href == "" || w.GetEnv(labelMap).Href == "" || w.GetLoc(labelMap).Href == "" {
return "NO APP GROUP"
}
return fmt.Sprintf("%s | %s | %s", w.GetApp(labelMap).Value, w.GetEnv(labelMap).Value, w.GetLoc(labelMap).Value)
}
// GetMode returns the mode of the workloads.
// Modes are unmanaged, idle, build, test, enforced-no, enforced-low, enforced-high.
func (w *Workload) GetMode() string {
if w.Agent == nil || w.Agent.Href == "" {
return "unmanaged"
}
if w.Agent.Config.Mode == "illuminated" && !w.Agent.Config.LogTraffic {
return "build"
}
if w.Agent.Config.Mode == "illuminated" && w.Agent.Config.LogTraffic {
return "test"
}
if w.Agent.Config.Mode == "enforced" && w.Agent.Config.VisibilityLevel == "flow_summary" {
return "enforced-high"
}
if w.Agent.Config.Mode == "enforced" && w.Agent.Config.VisibilityLevel == "flow_drops" {
return "enforced-low"
}
if w.Agent.Config.Mode == "enforced" && w.Agent.Config.VisibilityLevel == "flow_off" {
return "enforced-no"
}
return "idle"
}
// SetMode adjusts the workload struct to reflect the assigned mode.
// Nothing is changed in the PCE.
// To reflect the change in the PCE uset SetMode method followed by PCE.UpdateWorkload() method
//
// Valid options: idle, build, test, enforced-no, enforced-low, and enforced-high.
// The enforced options represent no logging, low details, and high detail.
func (w *Workload) SetMode(m string) error {
m = strings.ToLower(m)
switch m {
case "idle":
w.Agent.Config.Mode = "idle"
case "build":
w.Agent.Config.Mode = "illuminated"
w.Agent.Config.LogTraffic = false
case "test":
w.Agent.Config.Mode = "illuminated"
w.Agent.Config.LogTraffic = true
case "enforced-no":
w.Agent.Config.Mode = "enforced"
w.Agent.Config.VisibilityLevel = "flow_off"
w.Agent.Config.LogTraffic = false
case "enforced-low":
w.Agent.Config.Mode = "enforced"
w.Agent.Config.VisibilityLevel = "flow_drops"
w.Agent.Config.LogTraffic = true
case "enforced-high":
w.Agent.Config.Mode = "enforced"
w.Agent.Config.VisibilityLevel = "flow_summary"
w.Agent.Config.LogTraffic = true
default:
return fmt.Errorf("%s is not a valid mode. See SetMode documentation for valid modes", m)
}
return nil
}
//GetID returns the ID from the Href of an Agent
func (a *Agent) GetID() string {
x := strings.Split(a.Href, "/")
return x[len(x)-1]
}
// WorkloadUpgrade upgrades the VEN version on the workload
func (p *PCE) WorkloadUpgrade(wkldHref, targetVersion string) (APIResponse, error) {
// Build the API URL
apiURL, err := url.Parse("https://" + pceSanitization(p.FQDN) + ":" + strconv.Itoa(p.Port) + "/api/v2" + wkldHref + "/upgrade")
if err != nil {
return APIResponse{}, fmt.Errorf("upgrade workload - %s", err)
}
// Call the API
api, err := apicall("POST", apiURL.String(), *p, json.RawMessage(fmt.Sprintf("{\"release\": \"%s\"}", targetVersion)), false)
if err != nil {
return api, fmt.Errorf("upgrade workload - %s", err)
}
return api, nil
}
// WorkloadsUnpair unpairs workloads. There is no limit to the length of []Workloads. The method
// chunks the API calls into groups of 1,000 to conform to the Illumio API.
func (p *PCE) WorkloadsUnpair(wklds []Workload, ipTablesRestore string) ([]APIResponse, error) {
// Build the payload
var targetWklds []Workload
for _, w := range wklds {
targetWklds = append(targetWklds, Workload{Href: w.Href})
}
// Build the API URL
apiURL, err := url.Parse("https://" + pceSanitization(p.FQDN) + ":" + strconv.Itoa(p.Port) + "/api/v2/orgs/" + strconv.Itoa(p.Org) + "/workloads/unpair")
if err != nil {
return nil, fmt.Errorf("unpair error - %s", err)
}
// Figure out how many API calls we need to make
numAPICalls := int(math.Ceil(float64(len(targetWklds)) / 1000))
// Build the array to be passed to the API
apiArrays := [][]Workload{}
for i := 0; i < numAPICalls; i++ {
// Get 1,000 elements if this is not the last array
if (i + 1) != numAPICalls {
apiArrays = append(apiArrays, targetWklds[i*1000:(1+i)*1000])
// Get the rest on the last array
} else {
apiArrays = append(apiArrays, targetWklds[i*1000:])
}
}
// Call the API for each array
var apiResps []APIResponse
for _, apiArray := range apiArrays {
// Marshal the payload
unpair := Unpair{IPTableRestore: ipTablesRestore, Workloads: apiArray}
payload, err := json.Marshal(unpair)
if err != nil {
return nil, fmt.Errorf("unpair error - %s", err)
}
// Make the API call and append the response to the results
api, err := apicall("PUT", apiURL.String(), *p, payload, false)
api.ReqBody = string(payload)
apiResps = append(apiResps, api)
if err != nil {
return apiResps, fmt.Errorf("unpair error - %s", err)
}
}
return apiResps, nil
}
// GetDefaultGW returns the default gateway for a workload.
// If the workload does not have a default gateway (many unmanaged workloads) it will return "NA"
func (w *Workload) GetDefaultGW() string {
for _, i := range w.Interfaces {
if i.DefaultGatewayAddress != "" {
return i.DefaultGatewayAddress
}
}
return "NA"
}
// GetIPWithDefaultGW returns the IP address of the interface that has the default gateway
// If the workload does not have a default gateway (many unmanaged workloads), it will return "NA"
func (w *Workload) GetIPWithDefaultGW() string {
for _, i := range w.Interfaces {
if i.DefaultGatewayAddress != "" {
return i.Address
}
}
return "NA"
}
// GetNetMaskWithDefaultGW returns the netmask of the ip address that has the default gateway
// If the workload does not have a default gateway (many unmanaged workloads), it will return "NA"
func (w *Workload) GetNetMaskWithDefaultGW() string {
for _, i := range w.Interfaces {
if i.DefaultGatewayAddress != "" {
return w.GetNetMask(i.Address)
}
}
return "NA"
}
// GetNetworkWithDefaultGateway returns the CIDR notation of the network of the interface with the default gateway.
// If the workload does not have a default gateway (many unmanaged workloads), it will return "NA"
func (w *Workload) GetNetworkWithDefaultGateway() string {
for _, i := range w.Interfaces {
if i.DefaultGatewayAddress != "" && i.CidrBlock != nil {
_, net, err := net.ParseCIDR(fmt.Sprintf("%s/%d", i.Address, *i.CidrBlock))
if err != nil {
return "NA"
}
return net.String()
}
}
return "NA"
}
// GetCIDR returns the CIDR Block for a workload's IP address
// The CIDR value is returned as a string (e.g., "/24").
// If the CIDR value is not known (e.g., unmanaged workloads) it returns "NA"
// If the provided IP address is not attached to the workload, GetCIDR returns "NA".
func (w *Workload) GetCIDR(ip string) string {
for _, i := range w.Interfaces {
if i.Address == ip {
if i.CidrBlock != nil {
return fmt.Sprintf("/%d", *i.CidrBlock)
}
return "NA"
}
}
return "NA"
}
// GetInterfaceName returns the interface name for a workload's IP address
// If the provided IP address is not attached to the workload, GetInterfaceName returns "NA".
func (w *Workload) GetInterfaceName(ip string) string {
for _, i := range w.Interfaces {
if i.Address == ip {
return i.Name
}
}
return "NA"
}
// GetNetMask returns the netmask for a workload's IP address
// The value is returned as a string (e.g., "255.0.0.0")
// If the value is not known (e.g., unmanaged workloads) it returns "NA"
// If the provided IP address is not attached to the workload, GetNetMask returns "NA".
func (w *Workload) GetNetMask(ip string) string {
for _, i := range w.Interfaces {
if i.Address == ip {
if i.CidrBlock != nil {
_, ipNet, _ := net.ParseCIDR(fmt.Sprintf("%s/%d", i.Address, *i.CidrBlock))
// IPv4
if len(ipNet.Mask) == 4 {
return fmt.Sprintf("%d.%d.%d.%d", ipNet.Mask[0], ipNet.Mask[1], ipNet.Mask[2], ipNet.Mask[3])
}
if len(ipNet.Mask) > 4 {
return ipNet.Mask.String()
}
}
return "NA"
}
}
return "NA"
}
// GetNetwork returns the network of a workload's IP address.
func (w *Workload) GetNetwork(ip string) string {
for _, i := range w.Interfaces {
if i.Address == ip {
if i.CidrBlock != nil {
_, ipNet, _ := net.ParseCIDR(fmt.Sprintf("%s/%d", i.Address, *i.CidrBlock))
// IPv4
if len(ipNet.Mask) == 4 {
return fmt.Sprintf("%d.%d.%d.%d", ipNet.Mask[0], ipNet.Mask[1], ipNet.Mask[2], ipNet.Mask[3])
}
if len(ipNet.Mask) > 4 {
return ipNet.Mask.String()
}
}
return "NA"
}
}
return "NA"
}
// HoursSinceLastHeartBeat returns the hours since the last beat.
// -9999 is returned for unmanaged workloads or when it cannot be calculated.
func (w *Workload) HoursSinceLastHeartBeat() float64 {
if w.GetMode() == "unmanaged" {
return -9999
}
t, err := time.Parse(time.RFC3339, w.Agent.Status.LastHeartbeatOn)
if err != nil {
return -9999
}
return time.Now().UTC().Sub(t).Hours()
}