forked from finn/tinyboard
130 lines
4.1 KiB
Bash
130 lines
4.1 KiB
Bash
#!/usr/bin/env bash
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set -euo pipefail
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RCLONE_CONF="${HOME}/.config/rclone/rclone.conf"
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SSH_DIR="${HOME}/.ssh"
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REGISTRY="${HOME}/.config/tinyboard/spokes"
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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CYAN='\033[0;36m'
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NC='\033[0m'
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info() { echo -e "${GREEN}[+]${NC} $*"; }
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warn() { echo -e "${YELLOW}[!]${NC} $*"; }
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die() { echo -e "${RED}[ERROR]${NC} $*" >&2; exit 1; }
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header() { echo -e "\n${CYAN}══════════════════════════════════════════${NC}"; echo -e "${CYAN} $*${NC}"; echo -e "${CYAN}══════════════════════════════════════════${NC}"; }
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check_deps() {
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local missing=()
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for cmd in "$@"; do
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if ! command -v "$cmd" >/dev/null 2>&1; then
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missing+=("$cmd")
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fi
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done
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if [ ${#missing[@]} -gt 0 ]; then
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die "Missing required dependencies: ${missing[*]}"
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fi
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}
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if [ "$(id -u)" -eq 0 ]; then
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die "Run as the hub user, not root."
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fi
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check_deps rclone crontab fusermount python3
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header "TinyBoard Hub — Offboard Spoke"
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[ -f "$REGISTRY" ] || die "No spoke registry found at $REGISTRY. No spokes to offboard."
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echo "Registered spokes:"
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echo ""
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awk '{print " " $1 " (port " $2 ", mount " $4 ")"}' "$REGISTRY"
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echo ""
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read -rp "Spoke name to offboard: " SPOKE_NAME
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[ -n "$SPOKE_NAME" ] || die "Spoke name cannot be empty"
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SPOKE_LINE=$(grep "^$SPOKE_NAME " "$REGISTRY" 2>/dev/null || true)
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[ -n "$SPOKE_LINE" ] || die "Spoke '$SPOKE_NAME' not found in registry."
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TUNNEL_PORT=$(echo "$SPOKE_LINE" | awk '{print $2}')
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KEY_PATH=$(echo "$SPOKE_LINE" | awk '{print $3}')
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MOUNT_POINT=$(echo "$SPOKE_LINE" | awk '{print $4}')
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echo ""
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echo -e " Spoke: ${YELLOW}$SPOKE_NAME${NC}"
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echo -e " Port: ${YELLOW}$TUNNEL_PORT${NC}"
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echo -e " Key: ${YELLOW}$KEY_PATH${NC}"
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echo -e " Mount: ${YELLOW}$MOUNT_POINT${NC}"
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echo ""
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read -rp "Are you sure you want to offboard $SPOKE_NAME? [y/N]: " CONFIRM
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[[ "${CONFIRM,,}" == "y" ]] || die "Aborted."
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header "Unmounting Spoke"
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if mountpoint -q "$MOUNT_POINT" 2>/dev/null; then
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if fusermount -u "$MOUNT_POINT" 2>/dev/null; then
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info "Unmounted $MOUNT_POINT."
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else
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warn "Could not unmount $MOUNT_POINT — may already be unmounted."
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fi
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else
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warn "$MOUNT_POINT is not currently mounted."
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fi
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header "Removing Crontab Entry"
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EXISTING=$(crontab -l 2>/dev/null || true)
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UPDATED=$(echo "$EXISTING" | grep -v "${SPOKE_NAME}-remote:" || true)
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if [ "$EXISTING" = "$UPDATED" ]; then
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warn "No crontab entry found for $SPOKE_NAME."
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elif [ -z "$UPDATED" ]; then
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crontab -r 2>/dev/null || true
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info "Crontab entry for $SPOKE_NAME removed (crontab now empty)."
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else
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echo "$UPDATED" | crontab -
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info "Crontab entry for $SPOKE_NAME removed."
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fi
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header "Removing rclone Remote"
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if grep -q "\[${SPOKE_NAME}-remote\]" "$RCLONE_CONF" 2>/dev/null; then
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python3 - "$RCLONE_CONF" "$SPOKE_NAME" <<'PYEOF'
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import sys
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path, name = sys.argv[1], sys.argv[2]
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lines = open(path).readlines()
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out, skip = [], False
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for line in lines:
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if line.strip() == f"[{name}-remote]":
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skip = True
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elif skip and line.strip().startswith("["):
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skip = False
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if not skip:
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out.append(line)
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open(path, 'w').writelines(out)
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PYEOF
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info "rclone remote [${SPOKE_NAME}-remote] removed from $RCLONE_CONF."
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else
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warn "rclone remote [${SPOKE_NAME}-remote] not found in $RCLONE_CONF."
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fi
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header "Removing SSH Key"
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read -rp "Remove hub SSH key for $SPOKE_NAME ($KEY_PATH)? [y/N]: " REMOVE_KEY
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if [[ "${REMOVE_KEY,,}" == "y" ]]; then
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if [ -f "$KEY_PATH" ]; then
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rm -f "$KEY_PATH" "$KEY_PATH.pub"
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info "SSH key removed."
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else
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warn "Key not found at $KEY_PATH."
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fi
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else
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info "SSH key left in place."
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fi
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header "Removing from Registry"
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(grep -v "^$SPOKE_NAME " "$REGISTRY" || true) > "${REGISTRY}.tmp" && mv "${REGISTRY}.tmp" "$REGISTRY"
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info "$SPOKE_NAME removed from registry."
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header "Offboarding Complete"
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echo -e " Spoke ${GREEN}$SPOKE_NAME${NC} has been offboarded."
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echo ""
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