"""Per-PC endpoint credentials: enrollment, administration and fleet migration. Agent-facing: POST /enroll issue a credential or record a pending request POST /collect the generic collector ingest, under this prefix Admin (endpoints.fleet to read, admin role to change): GET /enrollment credential state per computer + requests POST /enrollment/requests//approve | reject POST /enrollment/assets//revoke PUT /enrollment/settings GET /enrollment/migration readiness of every computer for agent 1.20 POST /enrollment/migration/wave push the agent upgrade to a batch of PCs A PC moves onto its own credential by running an agent that enrolls. The migration surface computes, per computer, whether the existing agent upgrade can be pushed to it, and pushes it in waves through the same enqueue path the single-asset agentupgrade route uses. """ import hmac import re from collections import Counter from datetime import datetime, timedelta, timezone from flask import request from flask_jwt_extended import current_user from shopdb.api import ( db, Asset, AuditLog, Script, error_response, success_response, ErrorCodes, require_permission, require_role, collector_authorized, collector_ingest, client_ip, get_pagination_params, ) from ..commands import ( ACTIVE_LOCK_FOR, ALLOWED_ACTIONS_FOR, agent_meets_minimum, minimum_agent_version_for, parse_agent_version, ) from ..models import ( EndpointCommand, EndpointCredential, EndpointEnrollRequest, EndpointMigrationWave, EndpointState, ) from . import agentauth from .routes import endpoints_bp # First agent that enrolls itself. CREDENTIAL_AGENT_VERSION = '1.20.0' CODE_ENROLL_NONCE_MISMATCH = 'ENROLL_NONCE_MISMATCH' _NONCE_PATTERN = re.compile(r'^[A-Za-z0-9_-]{32,128}$') REASON_UNKNOWN_HOSTNAME = 'unknown hostname' REASON_DUPLICATE_HOSTNAME = 'duplicate hostname' REASON_NO_SERIAL = 'no serial on record' REASON_SERIAL_MISMATCH = 'serial mismatch' REASON_ALREADY_ENROLLED = 'already enrolled' REASON_AWAITING_APPROVAL = 'awaiting approval' REASON_NONCE_CHANGED = 'nonce changed' REASON_REJECTED = 'rejected' MIGRATION_STATES = ('enrolled', 'pending', 'upgrading', 'ready', 'blocked', 'notreporting') ENROLLMENT_STATES = ('enrolled', 'notenrolled', 'pending', 'revoked') BLOCKER_OFFLINE = 'offline' BLOCKER_NO_SERIAL = 'no serial on record' BLOCKER_DUPLICATE_HOSTNAME = 'duplicate hostname' BLOCKER_LOCKED = 'commands locked' BLOCKER_NO_PACKAGE = 'no agent package in store' BLOCKER_TOO_OLD = 'agent too old for remote upgrade' BLOCKER_POLICY = 'run_script not permitted by policy' BLOCKER_AWAITING_ENROLLMENT = 'awaiting enrollment' _OFFLINE_AFTER = timedelta(hours=24) _WAVE_MAXIMUM = 100 _RECENT_REQUESTS = 50 def _naive_utcnow(): return datetime.now(timezone.utc).replace(tzinfo=None) def _utciso(value): return value.isoformat() + 'Z' if value else None def _username(): return getattr(current_user, 'username', None) def _computer_model(): from plugins.computers.models import Computer return Computer # --------------------------------------------------------------------------- # Agent-facing # --------------------------------------------------------------------------- @endpoints_bp.route('/collect', methods=['POST']) def agent_collect(): """Agent telemetry ingest. Same handler as POST /api/collector/endpoints.""" return collector_ingest('endpoints') def _pending(row, reason, matchedassetid=None): row.status = EndpointEnrollRequest.STATUS_PENDING row.reason = reason row.matchedassetid = matchedassetid db.session.commit() return success_response( {'status': 'pending', 'requestid': row.requestid, 'reason': reason}, http_code=202) def issue_credential(assetid, enrolledvia): """Issue (or re-issue after revoke) the credential for one asset. Returns the secret. Only its hash is stored. Caller commits. """ secret = agentauth.generate_credential() row = EndpointCredential.query.filter_by(assetid=assetid).first() if row is None: row = EndpointCredential(assetid=assetid) db.session.add(row) row.credentialhash = agentauth.hash_credential(secret) row.credentialprefix = secret[:agentauth.DISPLAY_PREFIX_LENGTH] row.enrolledvia = enrolledvia row.issuedat = _naive_utcnow() row.lastusedat = None row.revokedat = None row.revokedby = None return secret, row def _issue(row, assetid, enrolledvia): secret, credential = issue_credential(assetid, enrolledvia) row.status = EndpointEnrollRequest.STATUS_ISSUED row.matchedassetid = assetid row.reason = None AuditLog.log('created', 'EndpointCredential', entityid=assetid, entityname=row.hostname, details='endpoint credential {} issued ({}), request {}'.format( credential.credentialprefix, enrolledvia, row.requestid)) db.session.commit() return success_response( {'status': 'enrolled', 'credential': secret, 'assetid': assetid}, message='Endpoint enrolled', http_code=201) def _text_field(payload, name, maximum, required): value = payload.get(name) if value is None: value = '' if not isinstance(value, str): return None, f'{name} must be a string' value = value.strip() if required and not value: return None, f'{name} is required' if len(value) > maximum: return None, f'{name} must be at most {maximum} characters' return value, None @endpoints_bp.route('/enroll', methods=['POST']) def enroll_endpoint(): """A PC asks for its own credential. Shared-key authenticated while plugin.endpoints.sharedkeyallowed is on. With it off the route takes no auth and only hands out a credential an admin already approved for this exact hostname, serial and nonce. """ sharedkeyauthenticated = False if agentauth.shared_key_allowed(): error = collector_authorized('endpoints') if error is not None: return error sharedkeyauthenticated = True payload = request.get_json(silent=True) if not isinstance(payload, dict): return error_response(ErrorCodes.VALIDATION_ERROR, 'No data provided') hostname, problem = _text_field(payload, 'hostname', 255, True) if problem is None: serialnumber, problem = _text_field(payload, 'serialnumber', 128, True) if problem is None: deviceid, problem = _text_field(payload, 'deviceid', 64, False) if problem is None: agentversion, problem = _text_field(payload, 'agentversion', 32, False) if problem is None: nonce = payload.get('enrollnonce') if not isinstance(nonce, str) or not _NONCE_PATTERN.match(nonce): problem = 'enrollnonce must be 32-128 characters of A-Z a-z 0-9 _ -' if problem is not None: return error_response(ErrorCodes.VALIDATION_ERROR, problem) now = _naive_utcnow() sourceip = client_ip(request) row = (EndpointEnrollRequest.query .filter(db.func.lower(EndpointEnrollRequest.hostname) == hostname.lower(), db.func.lower(EndpointEnrollRequest.serialnumber) == serialnumber.lower()) .order_by(EndpointEnrollRequest.requestid.desc()) .first()) if row is None: row = EndpointEnrollRequest( hostname=hostname, serialnumber=serialnumber, enrollnonce=nonce, status=EndpointEnrollRequest.STATUS_PENDING, requestedat=now) db.session.add(row) else: samenonce = hmac.compare_digest(row.enrollnonce, nonce) if row.status == EndpointEnrollRequest.STATUS_APPROVED: row.lastseenat = now row.sourceip = sourceip if not samenonce: db.session.commit() return error_response( CODE_ENROLL_NONCE_MISMATCH, 'This enrollment was approved for a different agent ' 'installation', http_code=403) if agentauth.active_credential_for(row.matchedassetid) is not None: return _pending(row, REASON_ALREADY_ENROLLED, row.matchedassetid) if row.matchedassetid is None or db.session.get(Asset, row.matchedassetid) is None: return _pending(row, REASON_UNKNOWN_HOSTNAME) return _issue(row, row.matchedassetid, EndpointCredential.ENROLLED_APPROVED) if row.status == EndpointEnrollRequest.STATUS_PENDING and not samenonce: # First nonce wins; a second installation needs an admin. row.lastseenat = now row.sourceip = sourceip return _pending(row, REASON_NONCE_CHANGED, row.matchedassetid) if row.status == EndpointEnrollRequest.STATUS_REJECTED and samenonce: row.lastseenat = now row.sourceip = sourceip db.session.commit() return success_response( {'status': 'pending', 'requestid': row.requestid, 'reason': REASON_REJECTED}, http_code=202) if row.status != EndpointEnrollRequest.STATUS_PENDING: # Issued earlier (credential since revoked) or rejected for another # installation: a new enrollment cycle bound to this nonce. row.enrollnonce = nonce row.requestedat = now row.decidedat = None row.decidedby = None row.lastseenat = now row.sourceip = sourceip if deviceid: row.deviceid = deviceid if agentversion: row.agentversion = agentversion db.session.flush() Computer = _computer_model() matches = (Computer.query .filter(db.func.lower(Computer.hostname) == hostname.lower()) .all()) if not matches: return _pending(row, REASON_UNKNOWN_HOSTNAME) if len(matches) > 1: return _pending(row, REASON_DUPLICATE_HOSTNAME) assetid = matches[0].assetid asset = db.session.get(Asset, assetid) recorded = ((asset.serialnumber if asset is not None else None) or '').strip() if not recorded: return _pending(row, REASON_NO_SERIAL, assetid) if recorded.lower() != serialnumber.lower(): return _pending(row, REASON_SERIAL_MISMATCH, assetid) if agentauth.active_credential_for(assetid) is not None: return _pending(row, REASON_ALREADY_ENROLLED, assetid) if sharedkeyauthenticated and agentauth.auto_enroll_enabled(): return _issue(row, assetid, EndpointCredential.ENROLLED_AUTO) return _pending(row, REASON_AWAITING_APPROVAL, assetid) # --------------------------------------------------------------------------- # Admin: credentials and requests # --------------------------------------------------------------------------- def _computers(): """(assetid, hostname, serialnumber) for every active computer.""" Computer = _computer_model() return (db.session.query(Computer.assetid, Computer.hostname, Asset.serialnumber) .join(Asset, Asset.assetid == Computer.assetid) .filter(Asset.isactive.is_(True)) .order_by(db.func.lower(Computer.hostname)) .all()) def _pending_requests(): return (EndpointEnrollRequest.query .filter_by(status=EndpointEnrollRequest.STATUS_PENDING) .all()) def _pending_index(requests): assetids = {r.matchedassetid for r in requests if r.matchedassetid} hostnames = {(r.hostname or '').lower() for r in requests} return assetids, hostnames def _is_pending(assetid, hostname, index): assetids, hostnames = index return assetid in assetids or (hostname or '').lower() in hostnames def _search_filter(rows, search, *keys): if not search: return rows needle = search.lower() return [row for row in rows if any(needle in str(row.get(key) or '').lower() for key in keys)] def _page(rows): page, perpage = get_pagination_params() total = len(rows) start = (page - 1) * perpage totalpages = (total + perpage - 1) // perpage if perpage else 0 return rows[start:start + perpage], { 'page': page, 'perpage': perpage, 'total': total, 'totalpages': totalpages, 'hasnext': page < totalpages, 'hasprev': page > 1, } def _settings_payload(): return {'sharedkeyallowed': agentauth.shared_key_allowed(), 'autoenroll': agentauth.auto_enroll_enabled()} @endpoints_bp.route('/enrollment', methods=['GET']) @require_permission('endpoints.fleet') def get_enrollment(): """Credential state of every computer, plus pending and recent requests.""" credentials = {c.assetid: c for c in EndpointCredential.query.all()} pending = _pending_requests() index = _pending_index(pending) rows = [] for assetid, hostname, serialnumber in _computers(): credential = credentials.get(assetid) if credential is not None and credential.revokedat is None: state = 'enrolled' elif _is_pending(assetid, hostname, index): state = 'pending' elif credential is not None: state = 'revoked' else: state = 'notenrolled' rows.append({ 'assetid': assetid, 'hostname': hostname, 'serialnumber': serialnumber, 'state': state, 'credentialprefix': credential.credentialprefix if credential else None, 'issuedat': _utciso(credential.issuedat) if credential else None, 'lastusedat': _utciso(credential.lastusedat) if credential else None, 'enrolledvia': credential.enrolledvia if credential else None, }) counts = Counter(row['state'] for row in rows) summary = { 'enrolled': counts['enrolled'], 'notenrolled': counts['notenrolled'] + counts['revoked'], 'pending': counts['pending'], } state = (request.args.get('state') or '').strip().lower() if state: if state not in ENROLLMENT_STATES: return error_response(ErrorCodes.VALIDATION_ERROR, f'Unknown state filter: {state!r}') rows = [row for row in rows if row['state'] == state] rows = _search_filter(rows, (request.args.get('search') or '').strip(), 'hostname', 'serialnumber') pagerows, pagination = _page(rows) recent = (EndpointEnrollRequest.query .filter(EndpointEnrollRequest.status != EndpointEnrollRequest.STATUS_PENDING) .order_by(EndpointEnrollRequest.lastseenat.desc()) .limit(_RECENT_REQUESTS) .all()) requests_payload = [ r.to_dict() for r in sorted(pending, key=lambda r: r.lastseenat or r.requestedat, reverse=True) + recent ] return success_response({ 'settings': _settings_payload(), 'counts': summary, 'computers': pagerows, 'requests': requests_payload, }, meta={'pagination': pagination}) @endpoints_bp.route('/enrollment/requests//approve', methods=['POST']) @require_role('admin') def approve_enroll_request(requestid): """Bind a pending request to the asset the admin picked.""" row = db.session.get(EndpointEnrollRequest, requestid) if row is None: return error_response(ErrorCodes.NOT_FOUND, f'No enroll request {requestid}', http_code=404) if row.status == EndpointEnrollRequest.STATUS_ISSUED: return error_response(ErrorCodes.CONFLICT, 'A credential was already issued for this request', http_code=409) payload = request.get_json(silent=True) or {} assetid = payload.get('assetid') if isinstance(assetid, bool) or not isinstance(assetid, int): return error_response(ErrorCodes.VALIDATION_ERROR, 'assetid must be an integer') Computer = _computer_model() if Computer.query.filter_by(assetid=assetid).first() is None: return error_response(ErrorCodes.VALIDATION_ERROR, f'Asset {assetid} is not a computer') if agentauth.active_credential_for(assetid) is not None: return error_response(ErrorCodes.CONFLICT, 'That computer is already enrolled; revoke its ' 'credential first', http_code=409) row.status = EndpointEnrollRequest.STATUS_APPROVED row.matchedassetid = assetid row.reason = None row.decidedat = _naive_utcnow() row.decidedby = _username() AuditLog.log('updated', 'EndpointEnrollRequest', entityid=row.requestid, entityname=row.hostname, details='enroll request approved for asset {}'.format(assetid)) db.session.commit() return success_response(row.to_dict(), message='Enroll request approved') @endpoints_bp.route('/enrollment/requests//reject', methods=['POST']) @require_role('admin') def reject_enroll_request(requestid): row = db.session.get(EndpointEnrollRequest, requestid) if row is None: return error_response(ErrorCodes.NOT_FOUND, f'No enroll request {requestid}', http_code=404) if row.status == EndpointEnrollRequest.STATUS_ISSUED: return error_response(ErrorCodes.CONFLICT, 'A credential was already issued for this request; ' 'revoke the credential instead', http_code=409) row.status = EndpointEnrollRequest.STATUS_REJECTED row.decidedat = _naive_utcnow() row.decidedby = _username() AuditLog.log('updated', 'EndpointEnrollRequest', entityid=row.requestid, entityname=row.hostname, details='enroll request rejected') db.session.commit() return success_response(row.to_dict(), message='Enroll request rejected') @endpoints_bp.route('/enrollment/assets//revoke', methods=['POST']) @require_role('admin') def revoke_endpoint_credential(assetid): """Un-enroll a PC. Its agent gets CREDENTIAL_INVALID and enrolls again.""" credential = agentauth.active_credential_for(assetid) if credential is None: return error_response(ErrorCodes.NOT_FOUND, 'This computer has no active credential', http_code=404) credential.revokedat = _naive_utcnow() credential.revokedby = _username() AuditLog.log('deleted', 'EndpointCredential', entityid=assetid, entityname=credential.credentialprefix, details='endpoint credential {} revoked'.format( credential.credentialprefix)) db.session.commit() return success_response(credential.to_dict(), message='Endpoint credential revoked') @endpoints_bp.route('/enrollment/settings', methods=['PUT']) @require_role('admin') def update_enrollment_settings(): from shopdb.api import Setting payload = request.get_json(silent=True) or {} changes = {} for key, settingkey in (('sharedkeyallowed', agentauth.SHARED_KEY_SETTING), ('autoenroll', agentauth.AUTO_ENROLL_SETTING)): if key not in payload: continue if not isinstance(payload[key], bool): return error_response(ErrorCodes.VALIDATION_ERROR, f'{key} must be true or false') changes[key] = (settingkey, payload[key]) if not changes: return error_response(ErrorCodes.VALIDATION_ERROR, 'Send sharedkeyallowed and/or autoenroll') before = _settings_payload() for key, (settingkey, value) in changes.items(): Setting.set(settingkey, value, valuetype='boolean', category='plugin.endpoints') after = _settings_payload() AuditLog.log('updated', 'Setting', entityname='endpoint enrollment', changes={key: {'old': before[key], 'new': after[key]} for key in changes}, details='endpoint enrollment settings changed') db.session.commit() return success_response(after, message='Enrollment settings saved') # --------------------------------------------------------------------------- # Migration of PCs already in the fleet # --------------------------------------------------------------------------- def _version_below(reported, target): parsed = parse_agent_version(reported) wanted = parse_agent_version(target) if parsed is None or wanted is None: return True width = max(len(parsed), len(wanted)) return (tuple(parsed) + (0,) * (width - len(parsed)) < tuple(wanted) + (0,) * (width - len(wanted))) def _upgrade_scriptid(): from .agentupgradescript import UPGRADE_SCRIPT_NAME script = Script.query.filter_by(scriptname=UPGRADE_SCRIPT_NAME).first() return script.scriptid if script is not None else None def _store_has_package(): from . import agentstore current = agentstore.current_version('agent') if current is None: return agentstore.current_path('agent') is not None return not _version_below(current, CREDENTIAL_AGENT_VERSION) def compute_readiness(assetids=None): """Migration state for every active computer (or just assetids). Returns a list of dicts ordered by hostname: assetid, hostname, agentversion, lastreportedat, state, blockers. """ computers = _computers() hostnamecounts = Counter((hostname or '').lower() for _assetid, hostname, _serial in computers) if assetids is not None: wanted = set(assetids) computers = [row for row in computers if row[0] in wanted] if not computers: return [] ids = [row[0] for row in computers] active = {c.assetid for c in EndpointCredential.query .filter(EndpointCredential.revokedat.is_(None)).all()} index = _pending_index(_pending_requests()) states = {s.assetid: s for s in EndpointState.query.filter(EndpointState.assetid.in_(ids)).all()} scriptid = _upgrade_scriptid() upgrading = set() if scriptid is not None: upgrading = {row[0] for row in db.session.query(EndpointCommand.assetid) .filter(EndpointCommand.assetid.in_(ids), EndpointCommand.action == 'run_script', EndpointCommand.target == f'script:{scriptid}', EndpointCommand.status.in_( (EndpointCommand.STATUS_PENDING, EndpointCommand.STATUS_RUNNING)))} haspackage = _store_has_package() minimum = minimum_agent_version_for('run_script') offlinecutoff = _naive_utcnow() - _OFFLINE_AFTER result = [] for assetid, hostname, serialnumber in computers: state = states.get(assetid) agentversion = state.agentversion if state is not None else None lastreportedat = state.lastreportedat if state is not None else None blockers = [] if assetid in active: status = 'enrolled' elif _is_pending(assetid, hostname, index): status = 'pending' elif assetid in upgrading: status = 'upgrading' elif state is None: status = 'notreporting' else: if lastreportedat is None or lastreportedat < offlinecutoff: blockers.append(BLOCKER_OFFLINE) if not (serialnumber or '').strip(): blockers.append(BLOCKER_NO_SERIAL) if hostnamecounts[(hostname or '').lower()] > 1: blockers.append(BLOCKER_DUPLICATE_HOSTNAME) if ACTIVE_LOCK_FOR(assetid) is not None: blockers.append(BLOCKER_LOCKED) if not haspackage: blockers.append(BLOCKER_NO_PACKAGE) if minimum and not agent_meets_minimum(agentversion, minimum): blockers.append(BLOCKER_TOO_OLD) if not _version_below(agentversion, CREDENTIAL_AGENT_VERSION): blockers.append(BLOCKER_AWAITING_ENROLLMENT) if not blockers and 'run_script' not in ALLOWED_ACTIONS_FOR( assetid=assetid): blockers.append(BLOCKER_POLICY) status = 'blocked' if blockers else 'ready' result.append({ 'assetid': assetid, 'hostname': hostname, 'agentversion': agentversion, 'lastreportedat': _utciso(lastreportedat), 'state': status, 'blockers': blockers, }) return result def _wave_progress(wave, scriptid): members = wave.assetidlist enrolled = set() failed = set() queued = set() if members: enrolled = {c.assetid for c in EndpointCredential.query.filter( EndpointCredential.assetid.in_(members), EndpointCredential.revokedat.is_(None)).all()} if scriptid is not None: commands = (EndpointCommand.query .filter(EndpointCommand.assetid.in_(members), EndpointCommand.action == 'run_script', EndpointCommand.target == f'script:{scriptid}', EndpointCommand.createdat >= wave.createdat) .order_by(EndpointCommand.createdat.asc()) .all()) latest = {} for command in commands: queued.add(command.assetid) latest[command.assetid] = command failed = {assetid for assetid, command in latest.items() if assetid not in enrolled and command.status in (EndpointCommand.STATUS_FAILED, EndpointCommand.STATUS_EXPIRED)} return { 'waveid': wave.waveid, 'createdat': _utciso(wave.createdat), 'createdby': wave.createdby, 'size': len(members), 'queued': len(queued), 'enrolled': len(enrolled), 'failed': len(failed), 'done': len(enrolled) + len(failed) >= len(members), } @endpoints_bp.route('/enrollment/migration', methods=['GET']) @require_permission('endpoints.fleet') def get_enrollment_migration(): """Per-computer readiness to move onto per-PC credentials, plus waves.""" rows = compute_readiness() counts = Counter(row['state'] for row in rows) state = (request.args.get('state') or '').strip().lower() if state: if state not in MIGRATION_STATES: return error_response(ErrorCodes.VALIDATION_ERROR, f'Unknown state filter: {state!r}') rows = [row for row in rows if row['state'] == state] rows = _search_filter(rows, (request.args.get('search') or '').strip(), 'hostname', 'agentversion') pagerows, pagination = _page(rows) scriptid = _upgrade_scriptid() waves = (EndpointMigrationWave.query .order_by(EndpointMigrationWave.createdat.desc()) .limit(_RECENT_REQUESTS) .all()) return success_response({ 'target': CREDENTIAL_AGENT_VERSION, 'counts': {name: counts[name] for name in MIGRATION_STATES}, 'computers': pagerows, 'waves': [_wave_progress(wave, scriptid) for wave in waves], }, meta={'pagination': pagination}) def _response_message(response): try: body = response.get_json() or {} except Exception: # noqa: BLE001 - reason text only return 'enqueue refused' error = ((body.get('data') or {}).get('error') or {}) return error.get('message') or body.get('message') or 'enqueue refused' @endpoints_bp.route('/enrollment/migration/wave', methods=['POST']) @require_role('admin') def create_migration_wave(): """Push the agent upgrade to a batch of READY PCs. Body {"assetids": [...]} or {"next": n}. Readiness is re-checked per PC; the agent is packaged once for the whole wave, then each PC is queued through the same path as POST //agentupgrade. """ from .routes import prepare_agent_upgrade, queue_prepared_agent_upgrade payload = request.get_json(silent=True) or {} requested = payload.get('assetids') nextcount = payload.get('next') if requested is not None: if (not isinstance(requested, list) or not requested or not all(isinstance(v, int) and not isinstance(v, bool) for v in requested)): return error_response(ErrorCodes.VALIDATION_ERROR, 'assetids must be a non-empty list of integers') if len(requested) > _WAVE_MAXIMUM: return error_response(ErrorCodes.VALIDATION_ERROR, f'A wave holds at most {_WAVE_MAXIMUM} PCs') candidates = list(dict.fromkeys(requested)) elif nextcount is not None: if (isinstance(nextcount, bool) or not isinstance(nextcount, int) or nextcount < 1 or nextcount > _WAVE_MAXIMUM): return error_response(ErrorCodes.VALIDATION_ERROR, f'next must be an integer from 1 to {_WAVE_MAXIMUM}') candidates = [row['assetid'] for row in compute_readiness() if row['state'] == 'ready'][:nextcount] else: return error_response(ErrorCodes.VALIDATION_ERROR, 'Send assetids or next') readiness = {row['assetid']: row for row in compute_readiness(candidates)} skipped = [] ready = [] for assetid in candidates: row = readiness.get(assetid) if row is None: skipped.append({'assetid': assetid, 'reason': 'not a computer'}) elif row['state'] != 'ready': reason = ', '.join(row['blockers']) if row['blockers'] else row['state'] skipped.append({'assetid': assetid, 'reason': reason}) else: ready.append(assetid) queued = [] waveid = None if ready: startedat = _naive_utcnow().replace(microsecond=0) registration, seeded, error = prepare_agent_upgrade() if error is not None: return error for assetid in ready: response = queue_prepared_agent_upgrade(assetid, registration, seeded, {}) if getattr(response, 'status_code', None) == 201: queued.append(assetid) else: db.session.rollback() skipped.append({'assetid': assetid, 'reason': _response_message(response)}) if queued: wave = EndpointMigrationWave( createdat=startedat, createdby=_username(), assetids=','.join(str(v) for v in queued)) db.session.add(wave) db.session.flush() waveid = wave.waveid AuditLog.log('created', 'EndpointMigrationWave', entityid=waveid, entityname='agent {}'.format(registration['agentversion']), details='migration wave queued agent upgrade for {} PC(s): {}' .format(len(queued), wave.assetids)) db.session.commit() return success_response( {'waveid': waveid, 'queued': queued, 'skipped': skipped}, message='{} PC(s) queued'.format(len(queued)), http_code=201 if queued else 200)