Hi Nick this is very useful even outside demos, I remember having a bash alias that it was 95% correct to delete all.
Your proposing the heavy lifting is implemented on the server side controller API and the client/api just do a single http request “delete all” ? - Carlos Santana @csantanapr > On Mar 24, 2020, at 7:16 PM, Nick Mitchell <moose...@gmail.com> wrote: > > we implemented this in https://github.com/kui-shell/oui > > some lessons learned. it's possible, but tricky, due to the loose semantics > of openwhisk delete-after-delete ordering, plus some bits of potential race > conditions with with list windowing. things may have improved since we > first implemented this, so keep that in mind: > > 1) if you have an action in a package; then you have to delete the actions > in the package before you can delete the package; but... if you issue the > package delete after the last action delete API call has returned, there > (at least used to be) a short window where the package delete would fail. i > think this depends upon the quorum configuration of your backend database. > so you may need to have retries here. > > 2) if you have more than 200 (or whatever the LIMIT config is of your > server) actions (c.f. packages, etc.), then you will need to manage the > windowing yourself. since the openwhisk API has no strong sense of cursors > (or does it now?), you have to be careful to fetch all windows before > initiating any deletes in any of the windows... > > there may be more issues, but this one was non-trivial to get right. after > doing all the work, "delete all" struck me as the kind of thing that should > be supported by the API directly. > > @starpit > >> On Tue, Mar 24, 2020 at 5:23 PM Will Plusnick <pwplu...@us.ibm.com> wrote: >> >> Hello all! >> >> I've frequently found myself having to clear a namespace after working >> on a demo or when experimenting. I'll have a number of artifacts left >> in a namespace that I don't want to preserve. Right now, unless I used >> wskdeploy for deployment, I'm stuck manually deleting all of the >> actions, rules, etc. I want to propose adding a command to the >> namespace subcommand in the cli for deleting all the artifacts in a >> namespace. >> >> I envision the syntax for the command going something like: >> >> $ wsk namespace delete all >> This command will delete all entities in the namespace <namespace>: >> <list of entities> >> Are you sure you want to proceed? Type '<namespace name>' to proceed: >> <user typed namespace name> >> action: >> <entity 1> is deleted >> <entity 2> is deleted >> .. >> trigger: >> <entity 3> is deleted >> <entity 4> is deleted >> .. >> etc >> >> The user would then be prompted whether they really want to delete all >> of the entities in the namespace. They would need to type in a "danger >> phrase" such as the name of the namespace to avoid accidentally running >> the command. This is similar to deleting a github repo. If anything >> but the "danger phrase" is received then the operation is aborted. >> >> This is a feature I would find personally useful, and would like to >> add it to the cli. Does the community at large feel this is a useful >> feature? >> >> Thanks, >> Will >> >>