make-system-user

#!/bin/bash -ex

if [ "$#" -ne 2 ] || [ "$1" = "--help" ]; then
    echo "usage: $0 <key-name> <system-user-assertion-json>"
    exit 1
fi

# sign the assertion
sysUser=$(snap sign -k $1 < $2)

accountID=$(echo "$sysUser" | grep -Po "authority-id:\s+\K.*")
signingKeySha=$(echo "$sysUser" | grep -Po "sign-key-sha3-384:\s+\K.*" )

{
    # get the account key assertion from the store
    snap known --remote account "account-id=$accountID"
    echo ""
    # get the signing account-key assertion from the store
    snap known --remote account-key "public-key-sha3-384=$signingKeySha"
    echo ""
    echo "$sysUser"

} > auto-import.assert