Get new vault AWS dynamic secrets and set environment variables.

vault-aws-secrets-rc

# Vault config
export VAULT_ADDR=http://127.0.0.1:8200
export VAULT_TOKEN=<your-vault-token>

TMP_FILE=$(mktemp)

# Get new credentials
vault read aws/creds/admin > $TMP_FILE

# Extract from the output.
ACCESS_KEY=$(cat $TMP_FILE | awk '/access_key/ {print $2}')
SECRET_KEY=$(cat $TMP_FILE | awk '/secret_key/ {print $2}')

rm $TMP_FILE

# Set to environment variables.
export AWS_ACCESS_KEY_ID=$ACCESS_KEY
export AWS_SECRET_ACCESS_KEY=$SECRET_KEY