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Changes for page proxmox

Last modified by Kevin Wiki on 2026/05/18 15:44
From version 11.4
edited by Kevin Wiki
on 2026/05/18 15:40
Change comment: There is no comment for this version
To version 8.2
edited by Kevin Wiki
on 2026/05/18 07:55
Change comment: There is no comment for this version

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138 138  
139 139  After creating the VM and before making it into a template there are some programs and settings we want to ensure exists always.
140 140  
141 -(% id="cke_bm_721114S" style="display:none" %)** **(%%)**clear bash history** to not leave any configuration in history, clear and disable history file before proceeding:
141 +qemu-guest-
142 142  
143 -{{code language="bash"}}
144 -unset HISTFILE
145 -export HISTSIZE=0
146 -export HISTFILESIZE=0
147 -
148 -sudo rm /.bash_history
149 -rm ~/.bash_history
150 -{{/code}}
151 -
152 -**qemu-guest-agent** is for allowing proxmox to query information from the VM such as IP address, shutdown commands, etc
153 -
154 -{{code language="bash"}}
155 -sudo apt update
156 -sudo apt upgrade -y
157 -sudo apt install qemu-guest-agent -y
158 -
159 -sudo systemctl enable qemu-guest-agent.service
160 -sudo systemctl start qemu-guest-agent.service
161 -{{/code}}
162 -
163 -**reset machine-id** to not have overlapping ids from same template
164 -
165 -{{code language="bash"}}
166 -cat /dev/null > /etc/machine-id
167 -cat /dev/null > /var/lib/dbus/machine-id
168 -{{/code}}
169 -
170 -**cloud-init** is a great hook for installing or configuring programs or receiving variables from cloudinit CDROM drive. Making it easier to change IP, hostname, DNS, username/password, etc between VMs.
171 -
172 -If you used a cloud-init base image it will have run the default cloudinit which installs and configures a bu
173 -
174 -{{code language="bash"}}
175 -cloud-init clean
176 -{{/code}}
177 -
178 -This is a debian example of what we are looking for:
179 -
180 -{{code language="yaml"}}
181 -# The top level settings are used as module
182 -# and system configuration.
183 -# A set of users which may be applied and/or used by various modules
184 -# when a 'default' entry is found it will reference the 'default_user'
185 -# from the distro configuration specified below
186 -
187 -# If this is set, 'root' will not be able to ssh in and they
188 -# will get a message to login instead as the default $user
189 -disable_root: true
190 -
191 -# This will cause the set+update hostname module to not operate (if true)
192 -preserve_hostname: false
193 -
194 -apt:
195 - # This prevents cloud-init from rewriting apt's sources.list file,
196 - # which has been a source of surprise.
197 - preserve_sources_list: true
198 -
199 -# manually managed resolv
200 -manage_resolv_conf: false
201 -
202 -package_update: true
203 -packages:
204 - - qemu-guest-agent
205 -
206 -# The modules that run in the 'init' stage
207 -cloud_init_modules:
208 - - seed_random
209 - - bootcmd
210 - - write-files
211 - - growpart
212 - - resizefs
213 - - disk_setup
214 - - mounts
215 - - set_hostname
216 - - update_hostname
217 - - update_etc_hosts
218 - - ca-certs
219 - - rsyslog
220 - - users-groups
221 - - ssh
222 -
223 -# The modules that run in the 'config' stage
224 -cloud_config_modules:
225 - - keyboard
226 - - locale
227 - - set-passwords
228 - - grub-dpkg
229 - - apt-pipelining
230 - - apt-configure
231 - - ntp
232 - - timezone
233 - - disable-ec2-metadata
234 - - runcmd
235 -
236 -# The modules that run in the 'final' stage
237 -cloud_final_modules:
238 - - package-update-upgrade-install
239 - - write-files-deferred
240 - - scripts-vendor
241 - - scripts-per-once
242 - - scripts-per-boot
243 - - scripts-per-instance
244 - - scripts-user
245 - - ssh-authkey-fingerprints
246 -# - keys-to-console
247 - - install-hotplug
248 -# - phone-home
249 - - final-message
250 - - power-state-change
251 -
252 -runcmd:
253 - - systemctl enable qemu-guest-agent.service
254 -
255 -# System and/or distro specific settings
256 -# (not accessible to handlers/transforms)
257 -system_info:
258 - # This will affect which distro class gets used
259 - distro: debian
260 - # Other config here will be given to the distro class and/or path classes
261 - paths:
262 - cloud_dir: /var/lib/cloud/
263 - templates_dir: /etc/cloud/templates/
264 - package_mirrors:
265 - - arches: [default]
266 - failsafe:
267 - primary: https://deb.debian.org/debian
268 - security: https://deb.debian.org/debian-security
269 - ssh_svcname: ssh
270 -{{/code}}
271 -
272 -
273 -
274 -
275 -
276 276  
277 277  )))
278 278  
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