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| 1 | +# -*- coding: utf-8 -*- |
| 2 | +from __future__ import absolute_import |
| 3 | + |
| 4 | +import logging |
| 5 | +import time |
| 6 | + |
| 7 | +import jwt |
| 8 | +from talos.core import config, utils |
| 9 | +from talos.core.i18n import _ |
| 10 | +from talos.core import exceptions as core_ex |
| 11 | + |
| 12 | +from artifacts_corepy.common import exceptions |
| 13 | +from artifacts_corepy.common import utils as terminal_utils |
| 14 | +from artifacts_corepy.db import resource as db_resource |
| 15 | + |
| 16 | +CONF = config.CONF |
| 17 | +LOG = logging.getLogger(__name__) |
| 18 | + |
| 19 | + |
| 20 | +class SysUser(db_resource.SysUser): |
| 21 | + def generate_tokens(self, rid): |
| 22 | + roles = self.get_roles(rid) |
| 23 | + tokens = [] |
| 24 | + current_time = int(time.time() * 1000) |
| 25 | + access_token_iat = int(current_time / 1000) |
| 26 | + access_token_exp = access_token_iat + CONF.access_token_exipres |
| 27 | + refresh_token_exp = access_token_iat + CONF.refresh_token_exipres |
| 28 | + decoded_secret = terminal_utils.b64decode_key(CONF.jwt_signing_key) |
| 29 | + tokens.append({ |
| 30 | + "expiration": str(current_time + CONF.access_token_exipres * 1000), |
| 31 | + "token": jwt.encode({ |
| 32 | + "sub": rid, |
| 33 | + "iat": access_token_iat, |
| 34 | + "type": "accessToken", |
| 35 | + "clientType": "USER", |
| 36 | + "exp": access_token_exp, |
| 37 | + "authority": "[" + ','.join([r['id'] for r in roles]) + "]" |
| 38 | + }, decoded_secret, "HS512").decode(), |
| 39 | + "tokenType": "accessToken" |
| 40 | + }) |
| 41 | + tokens.append({ |
| 42 | + "expiration": str(current_time + CONF.refresh_token_exipres * 1000), |
| 43 | + "token": jwt.encode({ |
| 44 | + "sub": rid, |
| 45 | + "iat": access_token_iat, |
| 46 | + "type": "refreshToken", |
| 47 | + "clientType": "USER", |
| 48 | + "exp": refresh_token_exp |
| 49 | + }, decoded_secret, "HS512", |
| 50 | + ).decode(), |
| 51 | + "tokenType": "refreshToken" |
| 52 | + }) |
| 53 | + return tokens |
| 54 | + |
| 55 | + def login(self, username, password): |
| 56 | + with self.get_session(): |
| 57 | + if self.check_password(username, password): |
| 58 | + return self.generate_tokens(username) |
| 59 | + else: |
| 60 | + raise core_ex.LoginError() |
| 61 | + |
| 62 | + def refresh(self, token): |
| 63 | + with self.get_session(): |
| 64 | + try: |
| 65 | + decoded_secret = terminal_utils.b64decode_key(CONF.jwt_signing_key) |
| 66 | + info = jwt.decode(token, key=decoded_secret, verify=True) |
| 67 | + if info['type'] != 'refreshToken': |
| 68 | + raise core_ex.AuthError() |
| 69 | + return self.generate_tokens(info['sub']) |
| 70 | + except jwt.exceptions.ExpiredSignatureError: |
| 71 | + raise core_ex.AuthError() |
| 72 | + except jwt.exceptions.DecodeError: |
| 73 | + raise core_ex.AuthError() |
| 74 | + |
| 75 | + def get_menus(self, rid): |
| 76 | + menus = [] |
| 77 | + exists = {} |
| 78 | + roles = self.get_roles(rid) |
| 79 | + for role in roles: |
| 80 | + for menu in role['menus']: |
| 81 | + if menu['is_active'] == 'yes' and menu['id'] not in exists: |
| 82 | + menus.append(menu) |
| 83 | + exists[menu['id']] = True |
| 84 | + return menus |
| 85 | + |
| 86 | + def get_roles(self, rid): |
| 87 | + ref = self.get(rid) |
| 88 | + if ref: |
| 89 | + return ref['roles'] |
| 90 | + return [] |
| 91 | + |
| 92 | + def create(self, resource, validate=True, detail=True): |
| 93 | + resource['salt'] = utils.generate_salt(16) |
| 94 | + password = utils.generate_salt(16) |
| 95 | + resource['password'] = utils.encrypt_password(password, resource['salt']) |
| 96 | + ref = super().create(resource, validate=validate, detail=detail) |
| 97 | + ref['password'] = password |
| 98 | + return ref |
| 99 | + |
| 100 | + def reset_password(self, rid, password=None): |
| 101 | + resource = {} |
| 102 | + resource['salt'] = utils.generate_salt(16) |
| 103 | + password = password or utils.generate_salt(16) |
| 104 | + resource['password'] = utils.encrypt_password(password, resource['salt']) |
| 105 | + before_update, after_update = self.update(rid, resource, validate=False) |
| 106 | + if after_update: |
| 107 | + after_update['password'] = password |
| 108 | + return after_update |
| 109 | + |
| 110 | + def check_password(self, rid, password): |
| 111 | + refs = self.list_internal({'id': rid}) |
| 112 | + if refs: |
| 113 | + return utils.check_password(refs[0]['password'], password, refs[0]['salt']) |
| 114 | + return False |
| 115 | + |
| 116 | + def update_password(self, rid, password, origin_password): |
| 117 | + if not password: |
| 118 | + raise exceptions.PluginError(message=_('unabled to set empty password')) |
| 119 | + if self.check_password(rid, origin_password): |
| 120 | + resource = {} |
| 121 | + resource['salt'] = utils.generate_salt(16) |
| 122 | + password = password or utils.generate_salt(16) |
| 123 | + resource['password'] = utils.encrypt_password(password, resource['salt']) |
| 124 | + before_update, after_update = self.update(rid, resource, validate=False) |
| 125 | + return after_update |
| 126 | + else: |
| 127 | + raise exceptions.PluginError(message=_('faild to set new password: incorrect origin password')) |
| 128 | + |
| 129 | + def delete(self, rid, filters=None, detail=True): |
| 130 | + refs = self.list({'id': rid}) |
| 131 | + if refs and refs[0]['is_system'] == 'yes': |
| 132 | + raise exceptions.PluginError(message=_('unable to delete system user')) |
| 133 | + with self.transaction() as session: |
| 134 | + db_resource.SysRoleUser(transaction=session).delete_all({'user_id': rid}) |
| 135 | + return super().delete(rid, filters=filters, detail=detail) |
| 136 | + |
| 137 | + |
| 138 | +class SysRole(db_resource.SysRole): |
| 139 | + def get_users(self, rid): |
| 140 | + ref = self.get(rid) |
| 141 | + if ref: |
| 142 | + return ref['users'] |
| 143 | + return [] |
| 144 | + |
| 145 | + def _update_intersect_refs(self, rid, self_field, ref_field, resource_type, refs, session): |
| 146 | + old_refs = [result[ref_field] for result in resource_type(session=session).list(filters={self_field: rid})] |
| 147 | + create_refs = list(set(refs) - set(old_refs)) |
| 148 | + create_refs.sort(key=refs.index) |
| 149 | + delete_refs = set(old_refs) - set(refs) |
| 150 | + if delete_refs: |
| 151 | + resource_type(transaction=session).delete_all(filters={ |
| 152 | + self_field: rid, |
| 153 | + ref_field: { |
| 154 | + 'in': list(delete_refs) |
| 155 | + } |
| 156 | + }) |
| 157 | + for ref in create_refs: |
| 158 | + new_ref = {} |
| 159 | + new_ref[self_field] = rid |
| 160 | + new_ref[ref_field] = ref |
| 161 | + resource_type(transaction=session).create(new_ref) |
| 162 | + |
| 163 | + def set_users(self, rid, users): |
| 164 | + with self.transaction() as session: |
| 165 | + self._update_intersect_refs(rid, 'role_id', 'user_id', db_resource.SysRoleUser, users, session) |
| 166 | + return self.get_users(rid) |
| 167 | + |
| 168 | + def get_menus(self, rid, is_active=True): |
| 169 | + ref = self.get(rid) |
| 170 | + if ref: |
| 171 | + if is_active: |
| 172 | + return [menu for menu in ref['menus'] if menu['is_active'] == 'yes'] |
| 173 | + else: |
| 174 | + return ref['menus'] |
| 175 | + return [] |
| 176 | + |
| 177 | + def set_menus(self, rid, menus): |
| 178 | + with self.transaction() as session: |
| 179 | + self._update_intersect_refs(rid, 'role_id', 'menu_id', db_resource.SysRoleMenu, menus, session) |
| 180 | + return self.get_menus(rid, is_active=False) |
| 181 | + |
| 182 | + def delete(self, rid, filters=None, detail=True): |
| 183 | + refs = self.list({'id': rid}) |
| 184 | + if refs and refs[0]['is_system'] == 'yes': |
| 185 | + raise exceptions.PluginError(message=_('unable to delete system role')) |
| 186 | + with self.transaction() as session: |
| 187 | + bindings = db_resource.SysRoleUser(transaction=session).list({'role_id': rid}) |
| 188 | + if len(bindings) > 0: |
| 189 | + users = ','.join([bind['user_id'] for bind in bindings]) |
| 190 | + raise exceptions.PluginError(message=_('role binds with %(users)s') % {'users': users}) |
| 191 | + return super().delete(rid, filters=filters, detail=detail) |
| 192 | + |
| 193 | + |
| 194 | +class SysMenu(db_resource.SysMenu): |
| 195 | + pass |
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