3 releases (1 stable)
|1.0.0||Oct 8, 2021|
|0.2.0||Sep 30, 2021|
|0.1.0||Sep 29, 2021|
#275 in Debugging
A CLI for running a core dump session on kubernetes using the zipfile generated by core-dump-handler
This tool is still under active development but the core functionality is in place. Currently it support nodejs, java or default lldb tools.
Ensure core-dump-handler is installed on your cluster.
Install the cli
kubectlclient is logged into the cluster kubectl install instructions are available here
Create a debug environment with
cdcli -c [name-of-zipfile] -i [crashed-image-name]
cdcli 36c0d272-3295-4474-a16e-00885ba04fed-dump-1631477784-crashing-app-848dc79df4-srqkv-node-8-4.zip quay.io/number9/example-crashing-nodejs-app
This will log you into a running container with lldb tools and core file info available to you.
To start a debug session in the environment run
To inspect the metadata that was saved with crash
ls will list the folder container your core file and the metadata json.