Hands-on Lab: NSX Federation Lightning Lab
This lightening lab will enable you to explore the NSX-T Federation feature through an interactive simulation.
Daniel Micanek virtual Blog – Like normal Dan, but virtual.
This lightening lab will enable you to explore the NSX-T Federation feature through an interactive simulation.
VMware Tanzu Community Edition now includes advanced software supply chain tooling that helps application teams deliver software more rapidly, securely, and efficiently at scale. The 0.11 release of Tanzu Community Edition, available today, introduces new supply chain choreography capabilities […]
According Release Notes for Cisco UCS Manager, Release 4.2(1l) We have a fix for CSCvz43359 Traffic using GENEVE overlay sometimes leaves wrong VNIC when GENEVE Offload is enabled on VIC14xx:
| Defect ID | Symptom | First Bundle Affected | Resolved in Release |
|---|
| CSCvz43359 | On a Cisco UCS server using an NSX-T topology, data traffic using a GENEVE overlay sometimes left the wrong vNIC when GENEVE Offload was enabled on a VIC 1400 series Fabric Interconnect. This issue is resolved. | 4.2(1d)C | 4.2(1l)C |
Symptom: Rapid mac moves observed on Fabric Interconnect and northbound switches where mac address belongs to device using GENEVE overlay. pkcatp-uw in ESXi kernel was not able to observe this phenomenon. This was only observable via tcpdump on the physical VIC adapter in the debug shell.
Conditions: This was specifically seen in an NSX-T topology though more general use of GENEVE offloading in the hardware would likely show same behavior. The NSX-T TEP mac addresses should be ‘bound’ to a physical interface unless there is a topology change. In this circumstance, we observed the TEP macs rapidly moving from Fabric A to Fabric B and vice versa while the teaming/load balancing policy was set to Active/Active in ESXi and NSX. NSX-T uses BFD Control frames between hosts and BFD leverages GENEVE. When GENEVE Offloading is enabled in the VIC adapter policy, this causes some small number of these BFD frames to egress the wrong physical link which causes the unexpected mac move behavior on northbound devices.
Links:
Be aware of the issues below found in NSX-t 3.1.3 and 3.1.3.x. If you are considering moving to NSX-T 3.1.3.x, please upgrade directly to 3.1.3.6.1.
This issue is observed when bulk vMotions occur in the NSX-T environment, following are some of the probable scenarios:
Fixed in NSX-T 3.1.3.6, but recommended to upgrade directly to 3.1.3.6.1 due to the issue below.
NSX-T 3.1.3.6 Edge configured with an L4 LB stops passing all traffic (87627)
This issue is fixed in NSX-T 3.1.3.6.1. Also, NSX-T 3.2 is not impacted by this.
vExpert 2022 Awards Announcement
Tweet Thank you to everyone who applied for vExpert and to the vExpert PROs for managing the voting process, it’s a lot of work! We are pleased to announce the list of 2022 vExperts. You can visit the vExpert Directory to see the list and profiles of each vExpert. All of the new and returning … Continued The post vExpert 2022 Awards Announcement appeared first on VMware vExpert Blog.
Potentially interesting VMware Homelab Kits for 2022
I am always on the lookout for new and interesting hardware platforms that can benefit the VMware Homelab Community. In the month of January, there were a number of new announcements that I had been following including news from the Computer Electronic Show (CES) but also a couple of product releases from vendors that I […]
SD cards can continue to be used for the bootbank partition provided that a separate persistent local device to store the OSDATA partition (32GB min., 128GB recommended) is available in the host.
Preferably, the SD cards should be replaced with an M.2 or another local persistent device as the standalone boot option.
Please refer to the following blog:
https://core.vmware.com/resource/esxi-system-storage-changes






New Cisco UCS firmware brings possibility to have notification about F1705 Alerts – Rank VLS.

In latest version of Cisco UCS Manager Plugin for VMware vSphere HTML Client (Version 3.0(6)) we could add Custom fault addition for proactive HA monitoring. How to do it?



Adding Custom Alert is only possible with unregistered Cisco UCS Provider, it is better to do it immediatly after Cisco UCS Manager Plugin instalation.
Now I can deceided If I will block F1705 or NOT. I personaly preffer to have F1705 Alert under Proactive HA. Then I only restart Blades with F1705. During reboot Hard-PPR permanently remaps accesses from a designated faulty row to a designated spare row.
Links:

Apache Log4j open source component has security bug (CVE-2021-44228 – VMSA-2021-0028). It is neccesary to fix vCenter Server 7.0.x, vCenter 6.7.x & vCenter 6.5.x.
Fastest and recommended is workaround with KB 87081 script (vc_log4j_mitigator.py).
Connected to service
* List APIs: "help api list"
* List Plugins: "help pi list"
* Launch BASH: "shell"
Command> shell
Shell access is granted to root
root@localhost [ ~ ]# cd /tmp
root@localhost [ /tmp ]# vim vc_log4j_mitigator.py
root@localhost [ /tmp ]# python vc_log4j_mitigator.py
2021-12-21T10:38:20 INFO main: Script version: 1.6.0
2021-12-21T10:38:20 INFO main: vCenter type: Version: 7.0.2.00500; Build: 18455184; Deployment type: embedded; Gateway: False; VCHA: False; Windows: False;
A service stop and start is required to complete this operation. Continue?[y]y
2021-12-21T10:38:23 INFO stop: stopping services
2021-12-21T10:38:46 INFO process_jar: Found a VULNERABLE FILE: /opt/vmware/lib64/log4j-core-2.13.0.jar
2021-12-21T10:38:46 INFO backup_file: VULNERABLE FILE: /opt/vmware/lib64/log4j-core-2.13.0.jar backed up to /tmp/tmpxi89fco8/opt/vmware/lib64/log4j-core-2.13.0.jar.bak
2021-12-21T10:38:47 INFO process_jar: VULNERABLE FILE: /opt/vmware/lib64/log4j-core-2.13.0.jar backed up to /tmp/tmpxi89fco8/opt/vmware/lib64/log4j-core-2.13.0.jar.bak
2021-12-21T10:39:03 INFO process_jar: Found a VULNERABLE FILE: /usr/lib/vmware/common-jars/log4j-core-2.13.1.jar
2021-12-21T10:39:03 INFO backup_file: VULNERABLE FILE: /usr/lib/vmware/common-jars/log4j-core-2.13.1.jar backed up to /tmp/tmpxi89fco8/usr/lib/vmware/common-jars/log4j-core-2.13.1.jar.bak
2021-12-21T10:39:04 INFO process_jar: VULNERABLE FILE: /usr/lib/vmware/common-jars/log4j-core-2.13.1.jar backed up to /tmp/tmpxi89fco8/usr/lib/vmware/common-jars/log4j-core-2.13.1.jar.bak
2021-12-21T10:39:04 INFO process_jar: Found a VULNERABLE FILE: /usr/lib/vmware/common-jars/log4j-core-2.8.2.jar
2021-12-21T10:39:04 INFO backup_file: VULNERABLE FILE: /usr/lib/vmware/common-jars/log4j-core-2.8.2.jar backed up to /tmp/tmpxi89fco8/usr/lib/vmware/common-jars/log4j-core-2.8.2.jar.bak
2021-12-21T10:39:04 INFO process_jar: VULNERABLE FILE: /usr/lib/vmware/common-jars/log4j-core-2.8.2.jar backed up to /tmp/tmpxi89fco8/usr/lib/vmware/common-jars/log4j-core-2.8.2.jar.bak
2021-12-21T10:39:06 INFO process_jar: Found a VULNERABLE FILE: /usr/lib/vmware/common-jars/log4j-core-2.11.0.jar
2021-12-21T10:39:06 INFO backup_file: VULNERABLE FILE: /usr/lib/vmware/common-jars/log4j-core-2.11.0.jar backed up to /tmp/tmpxi89fco8/usr/lib/vmware/common-jars/log4j-core-2.11.0.jar.bak
2021-12-21T10:39:06 INFO process_jar: VULNERABLE FILE: /usr/lib/vmware/common-jars/log4j-core-2.11.0.jar backed up to /tmp/tmpxi89fco8/usr/lib/vmware/common-jars/log4j-core-2.11.0.jar.bak
2021-12-21T10:39:07 INFO process_jar: Found a VULNERABLE FILE: /usr/lib/vmware/common-jars/log4j-core-2.11.2.jar
2021-12-21T10:39:07 INFO backup_file: VULNERABLE FILE: /usr/lib/vmware/common-jars/log4j-core-2.11.2.jar backed up to /tmp/tmpxi89fco8/usr/lib/vmware/common-jars/log4j-core-2.11.2.jar.bak
2021-12-21T10:39:07 INFO process_jar: VULNERABLE FILE: /usr/lib/vmware/common-jars/log4j-core-2.11.2.jar backed up to /tmp/tmpxi89fco8/usr/lib/vmware/common-jars/log4j-core-2.11.2.jar.bak
2021-12-21T10:39:08 INFO process_jar: Found a VULNERABLE FILE: /usr/lib/vmware/cis_upgrade_runner/payload/component-scripts/sso/lstool/lib/log4j-core-2.13.1.jar
2021-12-21T10:39:08 INFO backup_file: VULNERABLE FILE: /usr/lib/vmware/cis_upgrade_runner/payload/component-scripts/sso/lstool/lib/log4j-core-2.13.1.jar backed up to /tmp/tmpxi89fco8/usr/lib/vmware/cis_upgrade_runner/payload/component-scripts/sso/lstool/lib/log4j-core-2.13.1.jar.bak
2021-12-21T10:39:08 INFO process_jar: VULNERABLE FILE: /usr/lib/vmware/cis_upgrade_runner/payload/component-scripts/sso/lstool/lib/log4j-core-2.13.1.jar backed up to /tmp/tmpxi89fco8/usr/lib/vmware/cis_upgrade_runner/payload/component-scripts/sso/lstool/lib/log4j-core-2.13.1.jar.bak
2021-12-21T10:39:14 INFO process_jar: Found a VULNERABLE FILE: /tmp/tmpn2a_0ql2/WEB-INF/lib/log4j-core-2.13.3.jar
2021-12-21T10:39:14 INFO backup_file: VULNERABLE FILE: /tmp/tmpn2a_0ql2/WEB-INF/lib/log4j-core-2.13.3.jar backed up to /tmp/tmpxi89fco8/tmp/tmpn2a_0ql2/WEB-INF/lib/log4j-core-2.13.3.jar.bak
2021-12-21T10:39:15 INFO process_war: Found a VULNERABLE WAR file with: /usr/lib/vmware-updatemgr/bin/jetty/webapps/vum-fileupload.war
2021-12-21T10:39:15 INFO backup_file: VULNERABLE FILE: /usr/lib/vmware-updatemgr/bin/jetty/webapps/vum-fileupload.war backed up to /tmp/tmpxi89fco8/usr/lib/vmware-updatemgr/bin/jetty/webapps/vum-fileupload.war.bak
2021-12-21T10:39:15 INFO process_war: VULNERABLE FILE: /usr/lib/vmware-updatemgr/bin/jetty/webapps/vum-fileupload.war backed up to /tmp/tmpxi89fco8/usr/lib/vmware-updatemgr/bin/jetty/webapps/vum-fileupload.war.bak
2021-12-21T10:39:15 INFO process_jar: Found a VULNERABLE FILE: /tmp/tmpxn5_4ah_/WEB-INF/lib/log4j-core-2.13.3.jar
2021-12-21T10:39:15 INFO backup_file: VULNERABLE FILE: /tmp/tmpxn5_4ah_/WEB-INF/lib/log4j-core-2.13.3.jar backed up to /tmp/tmpxi89fco8/tmp/tmpxn5_4ah_/WEB-INF/lib/log4j-core-2.13.3.jar.bak
2021-12-21T10:39:16 INFO process_war: Found a VULNERABLE WAR file with: /usr/lib/vmware-updatemgr/bin/jetty/webapps/root.war
2021-12-21T10:39:16 INFO backup_file: VULNERABLE FILE: /usr/lib/vmware-updatemgr/bin/jetty/webapps/root.war backed up to /tmp/tmpxi89fco8/usr/lib/vmware-updatemgr/bin/jetty/webapps/root.war.bak
2021-12-21T10:39:16 INFO process_war: VULNERABLE FILE: /usr/lib/vmware-updatemgr/bin/jetty/webapps/root.war backed up to /tmp/tmpxi89fco8/usr/lib/vmware-updatemgr/bin/jetty/webapps/root.war.bak
2021-12-21T10:39:16 INFO process_jar: Found a VULNERABLE FILE: /tmp/tmpa4w275ot/WEB-INF/lib/log4j-core-2.13.3.jar
2021-12-21T10:39:16 INFO backup_file: VULNERABLE FILE: /tmp/tmpa4w275ot/WEB-INF/lib/log4j-core-2.13.3.jar backed up to /tmp/tmpxi89fco8/tmp/tmpa4w275ot/WEB-INF/lib/log4j-core-2.13.3.jar.bak
2021-12-21T10:39:17 INFO process_war: Found a VULNERABLE WAR file with: /usr/lib/vmware-updatemgr/bin/jetty/webapps/vum-filedownload.war
2021-12-21T10:39:17 INFO backup_file: VULNERABLE FILE: /usr/lib/vmware-updatemgr/bin/jetty/webapps/vum-filedownload.war backed up to /tmp/tmpxi89fco8/usr/lib/vmware-updatemgr/bin/jetty/webapps/vum-filedownload.war.bak
2021-12-21T10:39:18 INFO process_war: VULNERABLE FILE: /usr/lib/vmware-updatemgr/bin/jetty/webapps/vum-filedownload.war backed up to /tmp/tmpxi89fco8/usr/lib/vmware-updatemgr/bin/jetty/webapps/vum-filedownload.war.bak
2021-12-21T10:39:21 INFO process_jar: Found a VULNERABLE FILE: /tmp/tmpxv_znca3/WEB-INF/lib/log4j-core-2.13.1.jar
2021-12-21T10:39:21 INFO backup_file: VULNERABLE FILE: /tmp/tmpxv_znca3/WEB-INF/lib/log4j-core-2.13.1.jar backed up to /tmp/tmpxi89fco8/tmp/tmpxv_znca3/WEB-INF/lib/log4j-core-2.13.1.jar.bak
2021-12-21T10:39:22 INFO process_war: Found a VULNERABLE WAR file with: /usr/lib/vmware-sso/vmware-sts/webapps/ROOT.war
2021-12-21T10:39:22 INFO backup_file: VULNERABLE FILE: /usr/lib/vmware-sso/vmware-sts/webapps/ROOT.war backed up to /tmp/tmpxi89fco8/usr/lib/vmware-sso/vmware-sts/webapps/ROOT.war.bak
2021-12-21T10:39:24 INFO process_war: VULNERABLE FILE: /usr/lib/vmware-sso/vmware-sts/webapps/ROOT.war backed up to /tmp/tmpxi89fco8/usr/lib/vmware-sso/vmware-sts/webapps/ROOT.war.bak
2021-12-21T10:39:25 INFO process_jar: Found a VULNERABLE FILE: /usr/lib/vmware-sso/vmware-sts/webapps/ROOT/WEB-INF/lib/log4j-core-2.13.1.jar
2021-12-21T10:39:25 INFO backup_file: VULNERABLE FILE: /usr/lib/vmware-sso/vmware-sts/webapps/ROOT/WEB-INF/lib/log4j-core-2.13.1.jar backed up to /tmp/tmpxi89fco8/usr/lib/vmware-sso/vmware-sts/webapps/ROOT/WEB-INF/lib/log4j-core-2.13.1.jar.bak
2021-12-21T10:39:26 INFO process_jar: VULNERABLE FILE: /usr/lib/vmware-sso/vmware-sts/webapps/ROOT/WEB-INF/lib/log4j-core-2.13.1.jar backed up to /tmp/tmpxi89fco8/usr/lib/vmware-sso/vmware-sts/webapps/ROOT/WEB-INF/lib/log4j-core-2.13.1.jar.bak
2021-12-21T10:39:28 INFO process_jar: Found a VULNERABLE FILE: /usr/lib/vmware-dbcc/lib/log4j-core-2.8.2.jar
2021-12-21T10:39:28 INFO backup_file: VULNERABLE FILE: /usr/lib/vmware-dbcc/lib/log4j-core-2.8.2.jar backed up to /tmp/tmpxi89fco8/usr/lib/vmware-dbcc/lib/log4j-core-2.8.2.jar.bak
2021-12-21T10:39:29 INFO process_jar: VULNERABLE FILE: /usr/lib/vmware-dbcc/lib/log4j-core-2.8.2.jar backed up to /tmp/tmpxi89fco8/usr/lib/vmware-dbcc/lib/log4j-core-2.8.2.jar.bak
2021-12-21T10:39:32 INFO process_jar: Found a VULNERABLE FILE: /tmp/tmprq0yfnd1/WEB-INF/lib/log4j-core-2.13.1.jar
2021-12-21T10:39:32 INFO backup_file: VULNERABLE FILE: /tmp/tmprq0yfnd1/WEB-INF/lib/log4j-core-2.13.1.jar backed up to /tmp/tmpxi89fco8/tmp/tmprq0yfnd1/WEB-INF/lib/log4j-core-2.13.1.jar.bak
2021-12-21T10:39:33 INFO process_war: Found a VULNERABLE WAR file with: /usr/lib/vmware-lookupsvc/webapps/ROOT.war
2021-12-21T10:39:33 INFO backup_file: VULNERABLE FILE: /usr/lib/vmware-lookupsvc/webapps/ROOT.war backed up to /tmp/tmpxi89fco8/usr/lib/vmware-lookupsvc/webapps/ROOT.war.bak
2021-12-21T10:39:34 INFO process_war: VULNERABLE FILE: /usr/lib/vmware-lookupsvc/webapps/ROOT.war backed up to /tmp/tmpxi89fco8/usr/lib/vmware-lookupsvc/webapps/ROOT.war.bak
2021-12-21T10:39:34 INFO process_jar: Found a VULNERABLE FILE: /usr/lib/vmware-lookupsvc/webapps/ROOT/WEB-INF/lib/log4j-core-2.13.1.jar
2021-12-21T10:39:35 INFO backup_file: VULNERABLE FILE: /usr/lib/vmware-lookupsvc/webapps/ROOT/WEB-INF/lib/log4j-core-2.13.1.jar backed up to /tmp/tmpxi89fco8/usr/lib/vmware-lookupsvc/webapps/ROOT/WEB-INF/lib/log4j-core-2.13.1.jar.bak
2021-12-21T10:39:35 INFO process_jar: VULNERABLE FILE: /usr/lib/vmware-lookupsvc/webapps/ROOT/WEB-INF/lib/log4j-core-2.13.1.jar backed up to /tmp/tmpxi89fco8/usr/lib/vmware-lookupsvc/webapps/ROOT/WEB-INF/lib/log4j-core-2.13.1.jar.bak
2021-12-21T10:39:37 INFO _patch_file: Found VULNERABLE FILE: /usr/lib/vmware-vmon/java-wrapper-vmon
2021-12-21T10:39:37 INFO backup_file: VULNERABLE FILE: /usr/lib/vmware-vmon/java-wrapper-vmon backed up to /tmp/tmpxi89fco8/usr/lib/vmware-vmon/java-wrapper-vmon.bak
2021-12-21T10:39:37 INFO patch_vum: Found a VULNERABLE FILE: /usr/lib/vmware-updatemgr/bin/jetty/start.ini
2021-12-21T10:39:37 INFO backup_file: VULNERABLE FILE: /usr/lib/vmware-updatemgr/bin/jetty/start.ini backed up to /tmp/tmpxi89fco8/usr/lib/vmware-updatemgr/bin/jetty/start.ini.bak
2021-12-21T10:39:37 INFO print_summary:
===== Summary =====
Backup Directory: /tmp/tmpxi89fco8
List of processed java archive files:
/opt/vmware/lib64/log4j-core-2.13.0.jar
/usr/lib/vmware/common-jars/log4j-core-2.13.1.jar
/usr/lib/vmware/common-jars/log4j-core-2.8.2.jar
/usr/lib/vmware/common-jars/log4j-core-2.11.0.jar
/usr/lib/vmware/common-jars/log4j-core-2.11.2.jar
/usr/lib/vmware/cis_upgrade_runner/payload/component-scripts/sso/lstool/lib/log4j-core-2.13.1.jar
/usr/lib/vmware-updatemgr/bin/jetty/webapps/vum-fileupload.war
/usr/lib/vmware-updatemgr/bin/jetty/webapps/root.war
/usr/lib/vmware-updatemgr/bin/jetty/webapps/vum-filedownload.war
/usr/lib/vmware-sso/vmware-sts/webapps/ROOT.war
/usr/lib/vmware-sso/vmware-sts/webapps/ROOT/WEB-INF/lib/log4j-core-2.13.1.jar
/usr/lib/vmware-dbcc/lib/log4j-core-2.8.2.jar
/usr/lib/vmware-lookupsvc/webapps/ROOT.war
/usr/lib/vmware-lookupsvc/webapps/ROOT/WEB-INF/lib/log4j-core-2.13.1.jar
List of processed configuration files:
/usr/lib/vmware-vmon/java-wrapper-vmon
/usr/lib/vmware-updatemgr/bin/jetty/start.ini
Total fixed: 16
NOTE: Running this script again with the --dryrun
flag should now yield 0 vulnerable files.
Log file: /var/log/vmsa-2021-0028_2021_12_21_10_38_20.log
===========================
2021-12-21T10:39:37 INFO start: starting services
2021-12-21T10:52:47 INFO main: Done.
root@localhost [ /tmp ]# python vc_log4j_mitigator.py -r 2021-12-21T11:10:01 INFO main: Script version: 1.6.0 2021-12-21T11:10:01 INFO main: vCenter type: Version: 7.0.2.00500; Build: 18455184; Deployment type: embedded; Gateway: False; VCHA: False; Windows: False; 2021-12-21T11:10:01 INFO main: Running in dryrun mode. 2021-12-21T11:11:01 INFO print_summary: ===== Summary ===== No vulnerable files found! Total found: 0 Log file: /var/log/vmsa-2021-0028_2021_12_21_11_10_01.log =========================== 2021-12-21T11:11:01 INFO main: Done.
root@localhost [ /tmp ]# python vc_log4j_mitigator.py -h
usage: vc_log4j_mitigator.py [-h] [-d dirnames [dirnames ...]] [-a] [-r] [-b BACKUP_DIR] [-l LOG_DIR]
VMSA-2021-0028 vCenter tool; Version: 1.6.0 This tool deletes the JndiLookup.class file from *.jar and *.war files. On Windows systems the tool will by default traverse the folders identified by the VMWARE_CIS_HOME, VMWARE_CFG_DIR, VMWARE_DATA_DIR and VMWARE_RUNTIME_DATA_DIR
variables. On vCenter Appliances the tool will search by default from the root of the filesystem. All modified files are backed up if the process needs to be reversed due to an error.
optional arguments:
-h, --help show this help message and exit
-d dirnames [dirnames ...], --directories dirnames [dirnames ...]
space separated list of directories to check recursively for CVE-2021-44228 vulnerable java archive files.
-a, --accept-services-restart
accept the restart of the services without having manual prompt confirmation for the same
-r, --dryrun Run the script and log vulnerable files without mitigating them. The vCenter services are not restarted with this option.
-b BACKUP_DIR, --backup-dir BACKUP_DIR
Specify a backup directory to store original files.
-l LOG_DIR, --log-dir LOG_DIR
Specify a directory to store log files.
Links:
On the 1st day of #12DaysOfK8s, let’s get started with the basics: What is Kubernetes? ☸️ Find out in 5 minutes or less by watching this lightboard video with @vstegeler. More to come tomorrow!