Add Phase 1 cancel: remove SSH keys from both sides + reset state

onboard_cancel.sh:
- SSHes HOST2 while key still valid: removes HOST1 pubkey from authorized_keys
  and clears HOST2_PHASE* from setup.db on the remote side
- Deletes local private + public key pair
- Clears HOST2_PHASE* from local setup.db
- Graceful if HOST2 unreachable (local side still cleaned up)

partnership.php:
- Cancel button (warn style, slightly dimmed) at phase 0 and phase 1
- vvPtCancel() top-level function, calls onboard_cancel.sh via run.php
This commit is contained in:
Gmer4Lfe
2026-05-30 18:33:56 -04:00
parent c7e81edf4d
commit dfc24e37c0
2 changed files with 160 additions and 0 deletions
+141
View File
@@ -0,0 +1,141 @@
#!/bin/bash
# ==============================================================================================
# ============================= Onboard Cancel =================================================
# ==============================================================================================
#
# PURPOSE
# ─────────────────────────────────────────────────────────────────────────────
# Undoes Phase 1 of the onboard process:
# 1. Remove HOST1's public key from HOST2's authorized_keys (while key still works)
# 2. Remove phase flags from HOST2's varaverk_setup.db
# 3. Delete local SSH key pair
# 4. Clear phase flags from local varaverk_setup.db
#
# Run on the OWNER. If HOST2 is unreachable the local side is still cleaned up.
#
# ==============================================================================================
# RUNTIME MODES
# ==============================================================================================
#
# Partnership/onboard_cancel.sh
# Cancel Phase 1 — remove keys and reset state
#
# Partnership/onboard_cancel.sh --dry-run
# Preview all steps without making changes
#
# ==============================================================================================
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
SCRIPTS_ROOT="$SCRIPT_DIR/.."
SSH_TIMEOUT=15
source "$SCRIPTS_ROOT/load_config.sh"
parse_args "$@"
[[ "$EUID" -ne 0 ]] && { error "Must be run as root"; exit 1; }
acquire_lock
detect_hosts
OWNER_ID="${PARTNERSHIP_OWNER_HOST:-HOST1}"
MIRROR_ID=$( [[ "$OWNER_ID" == "HOST1" ]] && echo "HOST2" || echo "HOST1" )
MIRROR="${!MIRROR_ID}"
SSH_KEY_PUB="${SSH_KEY}.pub"
STATE_FILE="/boot/config/varaverk_setup.db"
START=$(date +%s)
echo ""
echo "━━━ Cancel Phase 1 — $MY_ID$MIRROR_ID ($MIRROR) — $(date '+%Y-%m-%d %H:%M:%S') ━━━"
echo ""
[[ "$DRY_RUN" == true ]] && warn "DRY RUN — no changes will be made"
echo ""
REMOTE_CLEANED=false
LOCAL_KEY_GONE=false
STATE_CLEARED=false
# ── Step 1: Remove HOST1's public key from HOST2 ──────────────────────────────
echo "━━━ Step 1 — Remove Public Key from $MIRROR_ID ━━━"
if [[ ! -f "$SSH_KEY_PUB" ]]; then
log "No local public key at $SSH_KEY_PUB — nothing to remove from $MIRROR_ID"
REMOTE_CLEANED=true
else
# Extract the key blob (middle field of pub key) — used as a unique identifier.
# Use | as sed delimiter to avoid clashing with base64 / characters in the blob.
KEY_BLOB=$(awk '{print $2}' "$SSH_KEY_PUB")
MIRROR_IP=$(resolve_tailscale_ip "$MIRROR" 2>/dev/null || true)
if [[ -z "$MIRROR_IP" ]]; then
warn "Cannot resolve $MIRROR Tailscale IP — skipping remote cleanup"
warn "Remove HOST1's public key from $MIRROR:/root/.ssh/authorized_keys manually"
elif [[ "$DRY_RUN" == true ]]; then
warn "DRY RUN — would remove key blob from $MIRROR:/root/.ssh/authorized_keys"
warn "DRY RUN — would clear ${MIRROR_ID}_PHASE* from $MIRROR:/boot/config/varaverk_setup.db"
REMOTE_CLEANED=true
else
timeout "$SSH_TIMEOUT" ssh -i "$SSH_KEY" \
-o ConnectTimeout="$SSH_TIMEOUT" -o BatchMode=yes root@"$MIRROR_IP" \
"sed -i \"|${KEY_BLOB}|d\" /root/.ssh/authorized_keys 2>/dev/null
sed -i \"/^${MIRROR_ID}_PHASE/d\" /boot/config/varaverk_setup.db 2>/dev/null
echo ok" 2>/dev/null | grep -q ok && {
log "HOST1 key removed from $MIRROR authorized_keys ✅"
log "Phase flags cleared on $MIRROR"
REMOTE_CLEANED=true
} || warn "Could not SSH to $MIRROR — remove HOST1 key and phase flags there manually"
fi
fi
# ── Step 2: Delete local SSH key pair ─────────────────────────────────────────
echo ""
echo "━━━ Step 2 — Delete Local SSH Key ━━━"
if [[ ! -f "$SSH_KEY" && ! -f "$SSH_KEY_PUB" ]]; then
log "Local key already gone"
LOCAL_KEY_GONE=true
elif [[ "$DRY_RUN" == true ]]; then
warn "DRY RUN — would delete: $SSH_KEY"
warn "DRY RUN — would delete: $SSH_KEY_PUB"
LOCAL_KEY_GONE=true
else
rm -f "$SSH_KEY" "$SSH_KEY_PUB" && {
log "Local key pair deleted ✅"
LOCAL_KEY_GONE=true
} || warn "Failed to delete $SSH_KEY — check permissions"
fi
# ── Step 3: Clear phase flags from local setup.db ─────────────────────────────
echo ""
echo "━━━ Step 3 — Clear Phase State ━━━"
if [[ ! -f "$STATE_FILE" ]]; then
log "No varaverk_setup.db — nothing to clear"
STATE_CLEARED=true
elif [[ "$DRY_RUN" == true ]]; then
warn "DRY RUN — would remove ${MIRROR_ID}_PHASE* from $STATE_FILE"
STATE_CLEARED=true
else
sed -i "/^${MIRROR_ID}_PHASE/d" "$STATE_FILE" && {
log "Phase flags cleared from local setup.db ✅"
STATE_CLEARED=true
}
fi
# ── Summary ───────────────────────────────────────────────────────────────────
END=$(date +%s)
echo ""
echo "━━━━━ CANCEL SUMMARY ━━━━━"
echo " $MIRROR_ID key removed: $( [[ "$REMOTE_CLEANED" == true ]] && echo "✅" || echo "⚠ manual cleanup needed" )"
echo " Local key deleted: $( [[ "$LOCAL_KEY_GONE" == true ]] && echo "✅" || echo "⚠ still present" )"
echo " Phase state cleared: $( [[ "$STATE_CLEARED" == true ]] && echo "✅" || echo "⚠" )"
echo " Duration: $(format_duration $(( END - START )))"
echo ""
if [[ "$REMOTE_CLEANED" == false ]]; then
echo " Manual cleanup on $MIRROR:"
echo " sed -i '/$(awk "{print \$3}" "$SSH_KEY_PUB" 2>/dev/null || echo "HOST1_key_comment")//d' /root/.ssh/authorized_keys"
fi
echo " Run Phase 1 again to restart the onboard process."
echo "━━━━━━━━━━━━━━━━━━━━━━━"
exit 0