get_rune.sh

#!/bin/bash

set -e

RUNE_TYPE="read-only"
SESSION_ID=

# grab any modifications from the command line.
for i in "$@"; do
    case $i in
        --type=*)
            RUNE_TYPE="${i#*=}"
            shift
        ;;
        --session-id=*)
            SESSION_ID="${i#*=}"
            shift
        ;;
        *)
        echo "Unexpected option: $1"
        exit 1
        ;;
    esac
done

if [ -z "$RUNE_TYPE" ]; then
    echo "ERROR: rune typ e must be specified. Use --type=[read-only|clams|admin]"
    exit 1
fi

if [ -z "$SESSION_ID" ]; then
    echo "ERROR: The SESSION_ID was not set."
    exit 1
fi

# TODO validate SESSION ID INPUT.

RUNE=
if [ "$RUNE_TYPE" = admin ]; then
    RUNE=$(bash -c "./lightning-cli.sh commando-rune restrictions='[[\"id=${SESSION_ID}\"], [\"rate=60\"]]'")
elif [ "$RUNE_TYPE" = read-only ]; then
    RUNE=$(bash -c "./lightning-cli.sh commando-rune restrictions='[[\"id=$SESSION_ID\"], [\"method^list\",\"method^get\",\"method=summary\",\"method=waitanyinvoice\",\"method=waitinvoice\"],[\"method/listdatastore\"], [\"rate=60\"]]'")
elif [ "$RUNE_TYPE" = clams ]; then
    RUNE=$(bash -c "./lightning-cli.sh commando-rune restrictions='[[\"id=$SESSION_ID\"], [\"method^list\",\"method^get\",\"method=summary\",\"method=pay\",\"method=keysend\",\"method=invoice\",\"method=waitanyinvoice\",\"method=waitinvoice\", \"method=signmessage\", \"method^bkpr-\"],[\"method/listdatastore\"], [\"rate=60\"]]'")
    
else     echo "ERROR: invalid RUNE_TYPE."
    exit 1
fi

echo "$RUNE" | jq -r '.rune'