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101 lines
1.9 KiB
Markdown
101 lines
1.9 KiB
Markdown
# Snap
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## TL;DR
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```sh
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# Find snaps.
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snap find chezmoi
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snap find --private boincstats-js
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snap search vscode
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# View detailed information about snaps.
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snap info snapd
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# Download snaps and their assertions without installing them
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snap download constellation
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# Install snaps.
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sudo snap install karuta
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sudo snap install code-tray --channel=beta
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snap ack foo.assert && snap install foo.snap
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snap install --dangerous foo.snap
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snap install --devmode foo
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snap install --classic foo
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# List installed snaps.
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snap list
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snap list --all
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# Manually update snaps.
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sudo snap refresh
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sudo snap refresh awdur
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sudo snap refresh mist --channel=beta
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# Revert snaps to a prior version.
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sudo snap revert widl-nan
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sudo snap revert bunyan --revision 5
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# Remove snaps.
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sudo snap remove runjs
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# Remove all old revisions of all installed snaps.
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snap list --all \
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| grep disabled | awk '{print $3, $1}' \
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| xargs -I {} -t sh -c "sudo snap remove --purge --revision {}"
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# Log in/out to/from snap.
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sudo snap login
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snap logout
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# View transaction logs.
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snap changes
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snap change 123
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# Watch transactions.
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snap watch 123
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# Abort transactions.
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snap abort 123
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# View available snap interfaces.
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snap interfaces
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# Connect a plug to the ubuntu core slot.
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snap connect foo:camera :camera
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# Disconnect a plug from the ubuntu core slot.
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snap disconnect foo:camera
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# Disable snaps.
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snap disable foo
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# Enable snaps.
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snap enable foo
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# Set a snap's properties.
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snap set foo bar=10
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# Read a snap's current properties.
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snap get foo bar
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```
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## Manage revisions
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```sh
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# List installed snaps with all their revisions.
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snap list --all
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# Remove all old revisions of all installed snaps.
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snap list --all \
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| grep disabled | awk '{print $3, $1}' \
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| xargs -I {} -t sh -c "sudo snap remove --purge --revision {}"
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```
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## Further readings
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- [cheat.sh]
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- [Managing Ubuntu snaps]
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[cheat.sh]: https://cheat.sh/snap
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[managing ubuntu snaps]: https://www.freecodecamp.org/news/managing-ubuntu-snaps/
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