[Enhanncement for host.ip and host.mac] Disabling netinfo.enabled opt…

…ion of add-host-metadata processor (elastic#36506)

* adding check for host processor in case of K8s

* Changing variable to ELASTIC_NETINFO

* Updating changelog for variable  ELASTIC_NETINFO

CHANGELOG.next.asciidoc

@@ -11,6 +11,8 @@ https:/elastic/beats/compare/v8.8.1\...main[Check the HEAD diff]
 *Affecting all Beats*
 - Fix status reporting to Elastic-Agent when output configuration is invalid running under Elastic-Agent {pull}35719[35719]
 - Upgrade Go to 1.20.7 {pull}36241[36241]
+- [Enhanncement for host.ip and host.mac] Disabling netinfo.enabled option of add-host-metadata processor {pull}36506[36506]
+ Setting environmental variable ELASTIC_NETINFO:false in Elastic Agent pod will disable the netinfo.enabled option of add_host_metadata processor
 
 *Auditbeat*
 

libbeat/processors/add_host_metadata/config.go

@@ -18,6 +18,7 @@
 package add_host_metadata
 
 import (
+ "os"
  "time"
 
  "github.com/elastic/beats/v7/libbeat/processors/util"
@@ -34,10 +35,24 @@ type Config struct {
 }
 
 func defaultConfig() Config {
- return Config{
- NetInfoEnabled: true,
- CacheTTL: 5 * time.Minute,
- ExpireUpdateTimeout: time.Second * 10,
- ReplaceFields: true,
+ // Setting environmental variable ELASTIC_NETINFO:false in Elastic Agent pod will disable the netinfo.enabled option of add_host_metadata processor
+ // This will result to events not being enhanced with host.ip and host.mac
+ // Related to https:/elastic/integrations/issues/6674
+ valueNETINFO, _ := os.LookupEnv("ELASTIC_NETINFO")
+
+ if valueNETINFO == "false" {
+ return Config{
+ NetInfoEnabled: false,
+ CacheTTL: 5 * time.Minute,
+ ExpireUpdateTimeout: time.Second * 10,
+ ReplaceFields: true,
+ }
+ } else {
+ return Config{
+ NetInfoEnabled: true,
+ CacheTTL: 5 * time.Minute,
+ ExpireUpdateTimeout: time.Second * 10,
+ ReplaceFields: true,
+ }
  }
 }