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| -rw-r--r-- | content/blog/2025-04-05-git-mirror.org | 104 | ||||
| -rw-r--r-- | theme/templates/index.html | 13 |
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diff --git a/content/blog/2025-04-05-git-mirror.org b/content/blog/2025-04-05-git-mirror.org new file mode 100644 index 0000000..1f057e3 --- /dev/null +++ b/content/blog/2025-04-05-git-mirror.org @@ -0,0 +1,104 @@ +#+date: <2025-04-05 Sat 23:04:54> +#+title: Mirroring my Repositories from GitHub to GitLab +#+description: Read to learn how I was able to efficiently make sure all of my repositories are mirrored from GitHub to GitLab. +#+filetags: :git: +#+slug: git-mirror + +This is a short post detailing how I maintained repositories on GitHub and +mirrors on GitLab - including both public and private repositories. + +Since GitLab locks pull-only mirrors behing their Premium and Ultimate tiers, I +found a different solution. + +* Creating Mirrors + +I'll skip the setup and just hit the bullet points: + +- I have a plethora of GitHub repositories. +- I used GitLab's mass-import functionality to do the initial import of my + repositories from GitHub. +- I made sure all of my GitHub repositories were cloned locally in my =~/git= + directory. + +* Setting up Mirror Connections + +To start, I navigated to the =~/git= directory, which holds all of the +repositories I have on GitHub and created a shell script. + +#+begin_src shell +cd ~/git +nano setup_mirrors.sh +#+end_src + +Within this shell script, I created a loop that will open each repository and +add both the GitHub and GitLab SSH-style clone URIs to the =origin= remote. + +#+begin_src shell +for repo in */ +do + cd $repo + git remote set-url origin --push --add git@github.com:ccleberg/${repo%*/}.git + git remote set-url origin --push --add git@gitlab.com:ccleberg/${repo%*/}.git + git remote -v + cd .. +done +#+end_src + +Once complete, I created another shell script to open each repository, pull any +remote commits, and push local commits to both remotes. + +#+begin_src shell +nano mirror.sh +#+end_src + +#+begin_src shell +for repo in */; +do + cd $repo + git pull --rebase origin HEAD + git push + cd .. +done +#+end_src + +Finally, enable execution of both scripts before moving on. + +#+begin_src shell +chmod +x setup_mirrors.sh +chmod +x mirror.sh +#+end_src + +* Initialize Mirrors + +To use the =setup_mirrors.sh= script above, simply execute it from a terminal. + +#+begin_src shell +./setup_mirrors.sh +#+end_src + +Once complete, each repository /should/ have one fetch URI (GitHub) and two push +URIs (GitHub & GitLab). At this point, any =git pull= or =git fetch= commands +will pull from GitHub and any =git push= commands will send updates to both +GitHub and GitLab. + +* Schedule Periodic Checks + +To utilize the =mirror.sh= script from the previous step, let's use crontab. + +#+begin_src shell +crontab -e +#+end_src + +Within crontab, I used the schedule below to ensure the script is executed +daily. + +#+begin_src text +0 0 * * * /Users/cmc/git/mirror.sh +#+end_src + +This ensures that the =mirror.sh= file is executed daily and will push any local +or GitHub commits to GitLab. + +I have tested this by manually running =mirror.sh= and watching the results. +There are edge cases where I will need to intervene and manually resolve merge +conflicts, but it's largely autonomous, so I'm happy with the results. diff --git a/theme/templates/index.html b/theme/templates/index.html index 6a9f184..2eab14e 100644 --- a/theme/templates/index.html +++ b/theme/templates/index.html @@ -10,18 +10,19 @@ sub rsa4096 2022-11-16 [E]</pre> <h2>Recent Blog Posts</h2> <div class="post"> - <time datetime="2025-02-24 19:20:05">2025-02-24</time> - <a href="/blog/email-migration.html" >A Painful Email Migration</a> + <time datetime="2025-04-05 23:04:54">2025-04-05</time> + <a href="/blog/git-mirror.html">Mirroring my Repositories from GitHub to + GitLab</a> </div> <div class="post"> - <time datetime="2025-02-11 11:40:00">2025-02-11</time> - <a href="/blog/obscura-vpn.html">A Review of Obscura VPN: A Two-Party VPN</a> + <time datetime="2025-02-24 19:20:05">2025-02-24</time> + <a href="/blog/email-migration.html">A Painful Email Migration</a> </div> <div class="post"> - <time datetime="2025-01-23 20:44:00">2025-01-23</time> - <a href="/blog/self-hosting-tandoor.html">Self-Hosting Tandoor Recipe Manager</a> + <time datetime="2025-02-11 11:40:00">2025-02-11</time> + <a href="/blog/obscura-vpn.html">A Review of Obscura VPN: A Two-Party VPN</a> </div> <br /> |