> == LXD Login == > > $ lxc alias add login 'exec @ARGS@ --mode interactive -- bash -xac $@bryce > - exec /bin/login -p -f ' >
This is similar to 'ctool exec --container=mycontainer --user=bryce'. It doesn't use 'login', so I'm not sure what effect that actually has on things, but you don't need 'script /dev/null'. ctool is part of the scripts ubuntu server team uses for different things. It lives https://github.com/CanonicalLtd/uss-tableflip/tree/master/scripts . I just put a pull request up to add some better usage doc: https://github.com/CanonicalLtd/uss-tableflip/pull/38/files On Thu, Mar 5, 2020 at 2:53 PM Bryce Harrington <[email protected]> wrote: > > As followup to our retrospective, this past year I've found and played > with several tools, that I thought might be worth show-and-telling > about, and given our corona-sprint we're in will do so via email: > > > == so-trello == > > This CLI allows programmatic interaction with Trello boards. It was > written by our own Kernel team's Andy Whitcroft. > > This looks like it could be handy for bulk operations, cronned/automated > card update tasks, and the like. > > So-trello can be downloaded from the snap store > (https://snapcraft.io/so-trello), or installed directly: > > $ sudo snap install so-trello > > > == LXD Login == > > I'm always looking for ways to improve my user experience with lxc > containers. Logging in has always felt a bit baroque, so I've been > scouring for simpler solutions. I found out that LXD supports > 'aliases', and that you can construct a login alias, which works pretty > good. > > $ lxc alias add login 'exec @ARGS@ --mode interactive -- bash -xac $@bryce > - exec /bin/login -p -f ' > > (The trailing space after the -f is important). Replace 'bryce' with > 'ubuntu' or whatever username you use in your containers. > > Unfortunately, it still requires running `script /dev/null` after > logging in... would love to figure out how to eliminate that step. > > Bonus, here's an alias to make a prettier lxc listing: > > $ lxc alias add ls 'list -c ns4,user.comment:comment' > > If I'm late to the party and y'all already know about lxd aliases, well > boo, but show me *your* aliases! (And we should add this to starter > docs...) > > > == YAML Parser for Bash scripts - yaml.sh == > > I like YAML and I like writing in Bash, but the two don't fit together > naturally. Scouring the web for solutions, I found AdrianDC's yaml.sh > which reads a YAML file and registers its parameters as prefixed ENV > vars. Quite handy. > > yaml.sh can be downloaded from: > > $ wget > https://raw.githubusercontent.com/jasperes/bash-yaml/master/script/yaml.sh > > > == shellcheck == > > Probably known to all Bash aficionados already, but 'shellcheck' is so > handy worth extra mention. It runs a lint check on bash scripts to > identify syntax improvements. Very helpful for catching errors too. > > $ sudo apt-get install shellcheck > > > == distro-info == > > Another one I'm sure you all already know about, but if not, distro-info > is another handy tool for looking up information about Debian and Ubuntu > releases. Good way to avoid hardcoding things in your own scripts. > > $ sudo apt-get install distro-info > > What's the current development version's codename? > > $ distro-info -d > focal > > What's bionic's release number? > > $ distro-info --release --series bionic | cut -d' ' -f1 > 18.04 > > Is disco still supported? > > $ (distro-info --supported | grep disco) || echo "Nope!" > Nope! > > > > > > > -- > ubuntu-server mailing list > [email protected] > https://lists.ubuntu.com/mailman/listinfo/ubuntu-server > More info: https://wiki.ubuntu.com/ServerTeam -- ubuntu-server mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-server More info: https://wiki.ubuntu.com/ServerTeam
