Upgrade UCS 4.4-3 to UCS 4.4-8 Using Local Repository (without Internet Acces)

UCS - Univention Corporate Server
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How to Upgrade UCS version without internet Acces

I got this guide from here, then I complete it to make it easier for other users

Requirement:

  1. ISO UCS Update
    UCS Update 4.4-3 - 4.4-4 Download
    UCS Update 4.4-4 - 4.4-5 Download
    UCS Update 4.4-5 - 4.4-6 Download
    UCS Update 4.4-6 - 4.4-7 Download
    UCS Update 4.4-7 - 4.4-8 Download

  2. Packages.gz
    Download packages.gz 4.4-4 all amd64
    Download packages.gz 4.4-5 all amd64
    Download packages.gz 4.4-6 all amd64
    Download packages.gz 4.4-7 all amd64
    Download packages.gz 4.4-8 all amd64

  3. Package for Create Repository Local
    apt-mirror Download
    univention-debmirror Download

  4. GPG Key
    GPG Key Latest Download

Steps:

  1. Copy or move all downloaded ISO files and packages to UCS Server to be Upgrade
  2. Install the packages needed to create a local repository
dpkg -i apt-mirror_0.5.4-1A_4.3.0.201901041140_all.deb
dpkg -i univention-debmirror_10.0.1-1A_4.4.0.201812201642_all.deb
  1. Move the file univention-archive-key-ucs-5x.gpg to the /etc/apt/trusted.gpg.d/ directory
  2. Create a local repository
    univention-repository-create
  3. Remove unneeded packages
    apt autoremove
  4. Edit the file repository /etc/apt/sources.list.d/15_ucs-online-version.list

deb [trusted=yes] http://master.sentrainovasisolusi.local/univention-repository/4.4/maintained/ 4.4-3/all/
deb [trusted=yes] http://master.sentrainovasisolusi.local/univention-repository/4.4/maintained/ 4.4-3/amd64/
deb [trusted=yes] http://master.sentrainovasisolusi.local/univention-repository/4.4/maintained/ 4.4-4/all/
deb [trusted=yes] http://master.sentrainovasisolusi.local/univention-repository/4.4/maintained/ 4.4-4/amd64/

*master.sentrainovasisolusi.local = domain name
7. Copy or move file packages.gz to each directory
/var/lib/univention-repository/mirror/4.4/maintained/4.4-4/all/
/var/lib/univention-repository/mirror/4.4/maintained/4.4-4/amd64/
8. Edit UCR variable in Univention Management Console UCR update/secure_apt set no
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9. Update apt by running command
apt update
10. Upgrade the system by running command
/usr/share/univention-updater/univention-updater cdrom --iso=UCS_Update_4.4-3_-_4.4-4-amd64.iso
11. Update packages by runninng command
apt upgrade

*Repeat the steps above to upgrade the next version (4.4-5, 4.4-6, 4.4-7, 4.4-8)
*If you have any suggestions or questions. please comment below

Thank you

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UCS 4.4-3 Upgrade Offline to 4.4-8
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