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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/automation/cloud-init.rst | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/docs/automation/cloud-init.rst b/docs/automation/cloud-init.rst index bbc8967c..20b6dc49 100644 --- a/docs/automation/cloud-init.rst +++ b/docs/automation/cloud-init.rst @@ -156,6 +156,12 @@ can execute commands and then configure VyOS in the same script. The following example sets the hostname based on the instance identifier obtained from the EC2 metadata service. +Please observe that the same configuration pitfall described in :ref:`command-scripting` +exists here when running ``configure`` in any context as without user group +'vyattacfg' will cause the error message ``Set failed`` to appear. +We therefore need to wrap it and have the script re-execute itself with the correct +group permissions. + .. code-block:: yaml @@ -166,6 +172,9 @@ obtained from the EC2 metadata service. permissions: '0775' content: | #!/bin/vbash + if [ "$(id -g -n)" != 'vyattacfg' ] ; then + exec sg vyattacfg -c "/bin/vbash $(readlink -f $0) $@" + fi source /opt/vyatta/etc/functions/script-template hostname=`curl -s http://169.254.169.254/latest/meta-data/instance-id` configure |