cloud engineer
How to create a Python virtual environment.
On Windows
$ pip install venv $ python3 -m venv ~/python-test |
On Ubuntu
$ sudo apt install python3.8-venv $ python3 -m venv ~/python-test |
On Mac OS
$ brew install virtualenv
$ virtualenv python-test |
Activate
$ cd ~/python-test $ source bin/activate |
Deactivate
$ deactivate |
How to activate a GCP service account for other users in Linux.
First generate a key for the service account. Save as key.json.
Login to the server as that user and copy the key there. Activate the service account.
$ gcloud auth activate-service-account [ACCOUNT] --key-file=key.json |
Once authenticated, you should be able to check if service account is active.
$ gcloud config list |
A better option without needing a key.
gcloud config set core/account service-account@project-id.iam.gserviceaccount.com |
How to create a swap file.
A 2GB swap file.
dd if=/dev/zero of=/swapfile bs=1k count=2048k |
Activate.
mkswap /swapfile chmod 0600 /swapfile systemctl daemon-reload swapon /swapfile |
To make swap permanent, add to /etc/fstab.
/swapfile swap swap defaults 0 0 |
Check if swap is working.
cat /proc/swaps free -h |
Here’s how to create a key for the GCP Service Account.
Create Key.
gcloud iam service-accounts keys create ~/key.json \ --iam-account service-name@project-id.iam.gserviceaccount.com |
Activate Key
gcloud auth activate-service-account service-name@project-id.iam.gserviceaccount.com \ --key-file=key.json |
Revoke Key.
gcloud auth revoke service-account@project-id.iam.gserviceaccount.com |
Delete Key
gcloud iam service-accounts keys delete key-id \
--iam-account service-name@project-id.iam.gserviceaccount.com |
If you already have Google SDK installed, you can activate GCloud Interactive Shell, which is still in beta by the way, by typing the following command from the Google SDK terminal.
gcloud beta interactive |
The interactive shell environment has auto-completion. It shows you who’s logged in and which project you are currently set in. To exit the interactive shell, just Press F9 to quit.