Add the much prettier codegroups to my pacman snippet
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@ -8,9 +8,12 @@ draft: false
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## Result
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We can find out how many seconds ago the last package was installed or updated using pacman by using the following command:
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{{< codegroup >}}
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Shell
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```sh {data-copy-button=true}
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echo $(expr $(date +%s) - $(grep -rn -A 1 %INSTALLDATE% /var/lib/pacman/local/*/desc | grep -oP '\d{10,}$' | sort | tail -1))
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```
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{{< /codegroup >}}
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---
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@ -21,14 +24,19 @@ Pacman stores its local cache on your system at `/var/lib/pacman/local/`. This f
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Try reading the files for the kernel for example. We are only interested in the installation date, so let's focus on that field.
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{{< codegroup >}}
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Shell
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```sh
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$ grep -A 1 '%INSTALLDATE%' /var/lib/pacman/local/linux-5.17.5.arch1-1/desc
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%INSTALLDATE%
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1651693442
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```
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{{< /codegroup >}}
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By running this on all files in the pacman cache directory and then filtering for numbers, you get to see the entire list of dates for every package.
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{{< codegroup >}}
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Shell
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```sh
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$ grep -A 1 '%INSTALLDATE%' /var/lib/pacman/local/*/desc | grep -oP '\d{10,}$' | head -5
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1642498423
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@ -37,16 +45,23 @@ $ grep -A 1 '%INSTALLDATE%' /var/lib/pacman/local/*/desc | grep -oP '\d{10,}$' |
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1640443485
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1640443485
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```
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{{< /codegroup >}}
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Now we just need to sort the entries and pick the highest value. This is the timestamp of our last package installation.
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{{< codegroup >}}
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Shell
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```sh
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$ grep -rn -A 1 %INSTALLDATE% /var/lib/pacman/local/*/desc | grep -oP '\d{10,}$' | sort | tail -1
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1654790640
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```
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{{< /codegroup >}}
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Now we just have to subtract this timestamp from the current date to get the amount of seconds since the last package installation.
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{{< codegroup >}}
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Shell
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```sh {data-copy-button=true}
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echo $(expr $(date +%s) - $(grep -rn -A 1 %INSTALLDATE% /var/lib/pacman/local/*/desc | grep -oP '\d{10,}$' | sort | tail -1))
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```
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{{< /codegroup >}}
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