uninstall.sh

#!/bin/bash

set -Eeuox pipefail
cd "$(dirname "$0")"

REMOVE_STORAGE=0
DELETE_CACHE=0
UNINSTALL_LXD=0
DELETE_PASSWD=0

for i in "$@"; do
    case $i in
        --all)
            REMOVE_STORAGE=1
            DELETE_CACHE=1
            UNINSTALL_LXD=1
            DELETE_PASSWD=1
            shift
        ;;
        --storage)
            REMOVE_STORAGE=1
            shift
        ;;
        --cache)
            DELETE_CACHE=1
            shift
        ;;
        --lxd)
            UNINSTALL_LXD=1
            shift
        ;;
        --pass)
            DELETE_PASSWD=1
            shift
        ;;
        *)
            # unknown option
        ;;
    esac
done

# install LXD
if [[ -f "$(command -v lxc)" ]]; then
    bash -c ./commands/vm/destroy_vm.sh

    if lxc list --format csv | grep -q "$BCM_VM_NAME"; then
        lxc delete "$BCM_VM_NAME" --force
    fi
    
    ## Delete anything that's tied to a project
    for project in $(lxc query "/1.0/projects?recursion=1" | jq .[].name -r); do
        for container in $(lxc query "/1.0/containers?recursion=1&project=${project}" | jq .[].name -r); do
            echo "==> Deleting container '${container}' for project '${project}'"
            lxc delete --project "${project}" -f "${container}"
        done
        
        
        for image in $(lxc query "/1.0/images?recursion=1&project=${project}" | jq .[].fingerprint -r); do
            FINGERPRINT=${image:0:12}
            if ! lxc image list --format csv --columns lf | grep "$FINGERPRINT" | grep -q "bcm-lxc-base"; then
                if ! lxc image list --format csv --columns lf | grep "$FINGERPRINT" | grep -q "bcm-vm-base"; then
                    echo "==> Deleting image ${FINGERPRINT} for project: ${project}"
                    lxc image delete --project "${project}" "${image}"
                fi
            fi
            
            if [[ $REMOVE_STORAGE == 1 ]]; then
                echo "==> Deleting image ${FINGERPRINT} for project: ${project}"
                lxc image delete --project "${project}" "${image}"
            fi
        done
        
    done
    
    for project in $(lxc query "/1.0/projects?recursion=1" | jq .[].name -r); do
        for profile in $(lxc query "/1.0/profiles?recursion=1&project=${project}" | jq .[].name -r); do
            if [ "${profile}" = "default" ]; then
                printf 'config: {}\ndevices: {}' | lxc profile edit --project "${project}" default
                continue
            fi
            echo "==> Deleting profile '${profile}'."
            lxc profile delete --project "${project}" "${profile}"
        done
        
        if [ "${project}" != "default" ]; then
            echo "==> Deleting project: ${project}"
            lxc project delete "${project}"
        fi
    done
    
    ## Delete the networks
    for network in $(lxc query "/1.0/networks?recursion=1" | jq '.[] | select(.managed) | .name' -r); do
        echo "==> Deleting network '$network'."
        lxc network delete "${network}"
    done
    
    ## Delete the storage pools
    for storage_pool in $(lxc query "/1.0/storage-pools?recursion=1" | jq .[].name -r); do
        for volume in $(lxc query "/1.0/storage-pools/${storage_pool}/volumes/custom?recursion=1" | jq .[].name -r); do
            echo "==> Deleting storage volume ${volume} on ${storage_pool}"
            lxc storage volume delete "${storage_pool}" "${volume}"
        done
        
        echo "==> Deleting storage pool '${storage_pool}'"
        lxc storage delete "${storage_pool}"
    done
fi

if [ $UNINSTALL_LXD = 1 ]; then
    if snap list | grep -q lxd; then
        sudo snap remove lxd
        sleep 5
    fi
fi

if [ $REMOVE_STORAGE = 1 ]; then
    # delete the loop files.
    # TODO ADD COMMAND LINE PARAM
    DISK_DIR="$HOME/bcm_disks"
    mkdir -p "$DISK_DIR"
    for LOOP_FILE in hdd sd ssd; do
        FILE_PATH="$DISK_DIR/$LOOP_FILE.img"
        if [ -f "$FILE_PATH" ]; then
            rm -f "$FILE_PATH"
        fi
    done
    
    sudo losetup -D
fi

if [ $DELETE_CACHE = 1 ]; then
    # delete locally cached files.
    if [ -d "$HOME/.local/bcm" ]; then
        rm -rf "$HOME/.local/bcm"
    fi
fi

if [ $DELETE_PASSWD = 1 ]; then
    # delete locally cached files.
    if [ -d "$PASSWDHOME" ]; then
        rm -rf "$PASSWDHOME"
    fi
fi

# let's clear all BCM aliases $HOME/.bashrc
sed -i '/alias bcm/d' "$HOME/.bashrc"