XenStore - Revision history

Christoph: /* XenStore commands to be run on guest VM */

2021-10-15T06:37:34Z

‎XenStore commands to be run on guest VM

Christoph: /* XenStore commands to be run on hypervisor/host */

2015-03-22T05:34:18Z

‎XenStore commands to be run on hypervisor/host

Christoph at 06:27, 24 December 2014

2014-12-24T06:27:15Z

Christoph: /* XenStore commands to be run on guest VM */

2014-12-24T06:26:30Z

‎XenStore commands to be run on guest VM

Christoph: /* XenStore commands to be run on guest VM */

2014-12-23T13:58:15Z

‎XenStore commands to be run on guest VM

Christoph: /* XenStore commands to be run on guest VM */

2014-12-23T13:52:14Z

‎XenStore commands to be run on guest VM

Christoph: /* XenStore commands to be run on guest VM */

2014-12-23T13:02:40Z

‎XenStore commands to be run on guest VM

Christoph: Xenstore moved to XenStore

2014-12-23T12:44:55Z

Xenstore moved to XenStore

Christoph at 12:42, 23 December 2014

2014-12-23T12:42:53Z

Christoph at 07:47, 31 December 2013

2013-12-31T07:47:36Z

@@ Line 83: / Line 83: @@
 *Advanced lookups:
-  $ xenstore-ls /local/domain/`xenstore-read domid`
+  $ xenstore-ls /local/domain/$(xenstore-read domid)
-  $ xenstore-read vm-data/networking/$(xenstore-read device/vif/2/mac|sed 's/://g')|python -mjson.tool
+  $ xenstore-read vm-data/networking/$(xenstore-read device/vif/2/mac|sed 's/://g') | python -mjson.tool
-  $ xenstore-ls /local/domain/`xenstore-read domid` |grep "backend ="
+  $ xenstore-ls /local/domain/$(xenstore-read domid) | grep "backend ="
   $ xenstore-ls -f /local/domain/0/backend/vbd/1207/768  # <- Replace with your actual VBD values
   $ xenstore-ls -f /local/domain/0/backend/vif/1207/2  # <- Replace with your actual VIF values
 [[Category:XenServer]]

@@ Line 10: / Line 10: @@
   $ xenstore-ls /local/domain/123
-* View the domain data for a given DOMID (note that the "host" is empty and the "guest" is not. That is what we want to see):
+* View the domain data for a given DOMID (note that the "host" value is empty and the "guest" is not. This is what one should see):
 <pre>
 $ xenstore-ls /local/domain/123/data
@@ Line 29: / Line 29: @@
 </pre>
-* This is what the above output should _not_ look like (note that does not have the "guest" entries):
+* This is what the above output should '''not''' look like (note that the output does not have the "guest" entries):
 <pre>
 $ xenstore-ls /local/domain/399/data

@@ Line 4: / Line 4: @@
 '''WARNING:''' The majority of these commands are meant to be run on the hypervisor/host. Unless otherwise noted, they should not be run on a guest VM (or Cloud Server).
 </div>
 * View all domain information for a given DOMID:

@@ Line 66: / Line 66: @@
 ==XenStore commands to be run on guest VM==
   $ xenstore-ls data
   $ xenstore-read data/os_name
@@ Line 82: / Line 83: @@
   $ xenstore-ls /local/domain/`xenstore-read domid`
   $ xenstore-read vm-data/networking/$(xenstore-read device/vif/2/mac|sed 's/://g')|python -mjson.tool
   $ xenstore-ls -f /local/domain/0/backend/vbd/1207/768  # <- Replace with your actual VBD values
   $ xenstore-ls -f /local/domain/0/backend/vif/1207/2  # <- Replace with your actual VIF values
 [[Category:XenServer]]

@@ Line 76: / Line 76: @@
   $ xenstore-read vm-data/provider_data/roles
   $ xenstore-read vm-data/provider_data/region
 *Advanced lookups:
   $ xenstore-read vm-data/networking/$(xenstore-read device/vif/2/mac|sed 's/://g')|python -mjson.tool
 [[Category:XenServer]]

← Older revision	Revision as of 12:44, 23 December 2014
(No difference)

@@ Line 1: / Line 1: @@
-This article will cover '''xenstore'''-related topics and CLI examples.
+This article will cover '''XenStore'''-related topics and CLI examples.
 * View all domain information for a given DOMID:
@@ Line 39: / Line 43: @@
 *Check nova-agent version (useful for making sure nova-agent is running on the VM):
-  label=instance-XXXXXXX; uuid=`uuidgen`; domid=$(xe vm-list name-label=$label params=dom-id --minimal); \
+  $ label=instance-XXXXXXX; uuid=`uuidgen`; domid=$(xe vm-list name-label=$label params=dom-id --minimal); \
- xenstore-write /local/domain/$domid/data/host/$uuid '{"name":"version","value":"agent"}'; sleep 10 ; \
+   xenstore-write /local/domain/$domid/data/host/$uuid '{"name":"version","value":"agent"}'; sleep 10 ; \
- xenstore-read /local/domain/$domid/data/guest/$uuid ; unset label; unset uuid; unset domid;
+   xenstore-read /local/domain/$domid/data/guest/$uuid ; unset label; unset uuid; unset domid;
-  #~OR~
+  $ #~OR~
-  echo -n 'Enter Name Label : ';read LABEL;DOMID=$(xe vm-list name-label=$LABEL params=dom-id --minimal);\
+  $ echo -n 'Enter Name Label : ';read LABEL;DOMID=$(xe vm-list name-label=$LABEL params=dom-id --minimal);\
- UUID=$(uuidgen);xenstore-write /local/domain/$DOMID/data/host/$UUID '{"name":"version","value":"agent"}';sleep 5;\
+   UUID=$(uuidgen);xenstore-write /local/domain/$DOMID/data/host/$UUID '{"name":"version","value":"agent"}';sleep 5;\
- echo -ne "\nxapi reply : "; xenstore-read /local/domain/$DOMID/data/guest/$UUID ; \
+   echo -ne "\nxapi reply : "; xenstore-read /local/domain/$DOMID/data/guest/$UUID ; \
- xenstore-rm /local/domain/$DOM/data/host/$UUID ; unset LABEL; unset UUID; unset DOMID;
+   xenstore-rm /local/domain/$DOM/data/host/$UUID ; unset LABEL; unset UUID; unset DOMID;
 *Re-configure/reset network of VM from host:
-  label=instance-XXXXXXX; uuid=$(uuidgen); domid=$(xe vm-list name-label=$label params=dom-id --minimal); \
+  $ label=instance-XXXXXXX; uuid=$(uuidgen); domid=$(xe vm-list name-label=$label params=dom-id --minimal); \
- xenstore-write /local/domain/$domid/data/host/$uuid '{"name":"resetnetwork","value":""}'; sleep 10 ; \
+   xenstore-write /local/domain/$domid/data/host/$uuid '{"name":"resetnetwork","value":""}'; sleep 10 ; \
- xenstore-read /local/domain/$domid/data/guest/$uuid ; unset label; unset uuid; unset domid;
+   xenstore-read /local/domain/$domid/data/guest/$uuid ; unset label; unset uuid; unset domid;
 ===Miscellaneous commands===
-  xenstore-exists /local/domain/$DOMID/data/guest/${UUID}
+  $ xenstore-exists /local/domain/$DOMID/data/guest/${UUID}
-  xenstore-write /local/domain/$DOMID/data/host/${UUID} {"name": "resetnetwork", "value": ""}'
+  $ xenstore-write /local/domain/$DOMID/data/host/${UUID} {"name": "resetnetwork", "value": ""}'
-  xenstore-write /local/domain/$DOMID/data/host/${UUID} {"name": "password", "value": "MY_PASSWORD"}'
+  $ xenstore-write /local/domain/$DOMID/data/host/${UUID} {"name": "password", "value": "MY_PASSWORD"}'
-  xenstore-ls /local/domain/$DOMID/PVAddons
+  $ xenstore-ls /local/domain/$DOMID/PVAddons
-  xenstore-ls /local/domain/$DOMID/vm-data/networking
+  $ xenstore-ls /local/domain/$DOMID/vm-data/networking
-  xenstore-read /local/domain/$DOMID/vm-data/networking/$MAC # MAC address from previous command
+  $ xenstore-read /local/domain/$DOMID/vm-data/networking/$MAC # MAC address from previous command
 [[Category:XenServer]]