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annotate schema/auth.sql @ 2915:69292eb68984

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Simplify function and move to appropriate schema Since utm_covers() uses a function from schema users, it can be used only if appropriate access to the schema has been granted anyhow. Using current_user_area_utm() here to have a level of abstraction between utm_covers() and the modelling of the actual responsibility area.
author Tom Gottfried <tom@intevation.de>
date Wed, 03 Apr 2019 15:26:39 +0200
parents 89f5af7e14ad
children 96ac7a980ec2
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 -- This is Free Software under GNU Affero General Public License v >= 3.0
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2 -- without warranty, see README.md and license for details.
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3
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4 -- SPDX-License-Identifier: AGPL-3.0-or-later
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5 -- License-Filename: LICENSES/AGPL-3.0.txt
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6
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7 -- Copyright (C) 2018, 2019 by via donau
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8 -- – Österreichische Wasserstraßen-Gesellschaft mbH
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9 -- Software engineering by Intevation GmbH
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10
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11 -- Author(s):
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12 -- * Tom Gottried <tom@intevation.de>
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13 -- * Sascha Wilde <sascha.wilde@intevation.de>
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14 -- * Sascha L. Teichmann <sascha.teichmann@intevation.de>
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15
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16 BEGIN;
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17
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18 --
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19 -- Roles, privileges and policies for the GEMMA database
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20 --
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21
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22 -- We do not want any users to be able to create any objects
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23 REVOKE ALL ON SCHEMA public FROM PUBLIC;
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24
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25 --
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26 -- Privileges for waterway_user
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27 --
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28 GRANT USAGE ON SCHEMA public, users, waterway, systemconf, caching TO waterway_user;
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29 GRANT SELECT ON ALL TABLES IN SCHEMA public, users, waterway TO waterway_user;
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30 GRANT SELECT, UPDATE, DELETE, INSERT ON ALL TABLES IN SCHEMA caching TO waterway_user;
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31 GRANT SELECT ON systemconf.feature_colours TO waterway_user;
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32 GRANT UPDATE (pw, map_extent, email_address) ON users.list_users
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33 TO waterway_user;
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34
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35 --
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36 -- Extended privileges for waterway_admin
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37 --
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38 GRANT INSERT, UPDATE, DELETE ON ALL TABLES IN SCHEMA waterway
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39 TO waterway_admin;
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40 -- TODO: will there ever be UPDATEs and DELETEs or can we drop that for
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41 -- imported data due to historicisation? Special tables like
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42 -- import_configuration will further need UPDATE and DELETE privileges.
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43
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44 GRANT INSERT, UPDATE, DELETE ON
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45 users.templates TO waterway_admin;
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46 -- Ensure templates are associated to the users country, if none is given
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47 ALTER TABLE users.templates ALTER COLUMN country
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48 SET DEFAULT users.current_user_country();
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49
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50 GRANT USAGE ON SCHEMA import TO waterway_admin;
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51 GRANT SELECT, INSERT ON ALL TABLES IN SCHEMA import TO waterway_admin;
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52 GRANT UPDATE ON
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53 import.imports, import.import_configuration,
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54 import.import_configuration_attributes
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55 TO waterway_admin;
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56 GRANT DELETE ON
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57 import.track_imports, import.import_configuration,
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58 import.import_configuration_attributes
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59 TO waterway_admin;
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60
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61 --
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62 -- Extended privileges for sys_admin
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63 --
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64 GRANT INSERT, UPDATE, DELETE
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65 ON users.list_users, users.responsibility_areas TO sys_admin;
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66 GRANT USAGE ON SCHEMA sys_admin TO sys_admin;
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67 GRANT SELECT ON ALL TABLES IN SCHEMA sys_admin TO sys_admin;
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68 GRANT UPDATE ON sys_admin.system_config TO sys_admin;
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69 GRANT UPDATE ON systemconf.feature_colours TO sys_admin;
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70 GRANT UPDATE ON sys_admin.published_services TO sys_admin;
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71 GRANT INSERT, DELETE ON sys_admin.password_reset_requests TO sys_admin;
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72
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73 --
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74 -- Privileges assigned directly to metamorph
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75 --
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76 -- Needed for GeoServer's system inspection run before session startup SQL
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77 GRANT USAGE ON SCHEMA public TO metamorph;
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79 --
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80 -- RLS policies for waterway_user
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81 --
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82 -- Sometimes using FOR ALL because we rely on GRANTed privileges for allowing
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83 -- data modifications generally.
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84 -- Sometimes using 'username IN(SELECT username FROM users.list_users)' instead
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85 -- of 'username = current_user', because waterway_admin is intentionally
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86 -- allowed more with these policies (note that the subselect implies different
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87 -- filtering on list_users depending on current_user).
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88 --
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89
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90 -- Staging area
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91 DO LANGUAGE plpgsql
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92 $$
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93 DECLARE the_table varchar;
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94 BEGIN
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95 FOREACH the_table IN ARRAY ARRAY[
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96 'gauge_measurements',
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97 'stretches',
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98 'waterway_profiles',
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99 'fairway_dimensions',
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100 'bottlenecks',
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101 'sounding_results']
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102 LOOP
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103 EXECUTE format('CREATE POLICY hide_staging ON waterway.%I '
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104 'FOR SELECT TO waterway_user USING (staging_done)', the_table);
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105 EXECUTE format('ALTER TABLE waterway.%I ENABLE ROW LEVEL SECURITY',
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106 the_table);
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107 END LOOP;
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108 END;
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109 $$;
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110
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111 --
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112 -- RLS policies for templates
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113 --
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114 CREATE POLICY select_templates ON users.templates FOR SELECT TO waterway_user
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115 USING (country IS NULL OR country = (SELECT country FROM users.list_users WHERE username = current_user));
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116
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117 CREATE POLICY user_templates ON users.templates FOR ALL TO waterway_admin
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118 USING (country = (SELECT country FROM users.list_users WHERE username = current_user));
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119
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120 CREATE POLICY admin_templates ON users.templates FOR ALL TO sys_admin
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121 USING (true);
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122
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123 ALTER TABLE users.templates ENABLE ROW LEVEL SECURITY;
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124
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125 --
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126 -- RLS policies for waterway_admin
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127 --
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128
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129 -- Staging area
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130 -- TODO: add all relevant tables here
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131
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132 CREATE POLICY same_country ON waterway.gauge_measurements
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133 FOR ALL TO waterway_admin
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134 USING ((fk_gauge_id).country_code = (SELECT country FROM users.list_users WHERE username = current_user));
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135
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136 CREATE POLICY same_country ON waterway.waterway_profiles
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137 FOR ALL TO waterway_admin
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138 USING ((location).country_code = (SELECT country FROM users.list_users WHERE username = current_user));
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9318973487a1 Waterway profiles import: Implemented the parsing of the data lines of the CSV file and stored the values into the database.
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parents: 1995
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139
195
5dc8e734487a Introduce database schemas as privilege-based namespaces
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140 CREATE POLICY responsibility_area ON waterway.bottlenecks
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141 FOR ALL TO waterway_admin
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142 USING (users.utm_covers(area));
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parents: 1168
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143
195
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144 CREATE POLICY responsibility_area ON waterway.sounding_results
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145 FOR ALL TO waterway_admin
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146 USING (users.utm_covers(area));
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3f7053e53fa6 Allow waterway_admin to see profiles of users in same country
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parents: 172
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147
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148 CREATE POLICY responsibility_area ON waterway.fairway_dimensions
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149 FOR ALL TO waterway_admin
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150 USING (users.utm_covers(area));
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151
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f8f2c4d88939 sysadmin users shall be able to create new stretches w/o restrictions.
Sascha Wilde <wilde@intevation.de>
parents: 2230
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152 CREATE POLICY sys_admin ON waterway.stretches
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parents: 1895
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153 FOR ALL TO sys_admin
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parents: 2230
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154 USING (true);
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parents: 1832
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155
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parents: 1832
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156 --
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157 -- RLS policies for imports and import config
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158 --
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159
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parents: 1983
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160 CREATE POLICY same_country ON import.imports
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parents: 1782
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161 FOR ALL TO waterway_admin
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parents: 1782
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162 USING (users.current_user_country() = (
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163 SELECT country FROM users.list_users lu
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parents: 1782
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164 WHERE lu.username = imports.username));
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parents: 1983
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165 ALTER table import.imports ENABLE ROW LEVEL SECURITY;
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parents: 1782
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166
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parents: 1782
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167 -- The job running the import queue is running as sys_admin and login users
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168 -- with that role should be able to run imports without restrictions anyhow
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parents: 1983
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169 CREATE POLICY import_all ON import.imports
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parents: 1842
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170 FOR ALL TO sys_admin
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parents: 1782
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171 USING (true);
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parents: 1782
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172
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parents: 1872
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173 -- For the given table, check whether the given value is used as primary key,
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parents: 1872
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174 -- bypassing row level security.
1995
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175 CREATE OR REPLACE FUNCTION import.is_new_key(
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parents: 1872
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176 tablename varchar,
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parents: 1872
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177 kv anyelement)
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178 RETURNS boolean
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179 AS $$
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180 DECLARE columnname varchar;
9f8f7d3fd655 Fix policies interfering badly with integrity checks
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parents: 1872
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181 DECLARE ret boolean;
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parents: 1872
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182 BEGIN
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parents: 1872
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183 columnname = (SELECT column_name
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parents: 1872
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184 FROM information_schema.key_column_usage k
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parents: 1872
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185 JOIN information_schema.table_constraints USING (constraint_name)
9f8f7d3fd655 Fix policies interfering badly with integrity checks
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parents: 1872
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186 WHERE k.table_name = tablename and constraint_type = 'PRIMARY KEY');
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parents: 1983
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187 EXECUTE format('SELECT NOT $1 = ANY(SELECT %I FROM import.%I)',
1873
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parents: 1872
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188 columnname, tablename)
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parents: 1872
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189 INTO ret
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parents: 1872
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190 USING kv;
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parents: 1872
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191 RETURN ret;
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parents: 1872
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192 END;
9f8f7d3fd655 Fix policies interfering badly with integrity checks
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parents: 1872
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193 $$
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parents: 1872
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194 LANGUAGE plpgsql
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parents: 1872
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195 SECURITY DEFINER
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parents: 1872
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196 STABLE PARALLEL SAFE;
9f8f7d3fd655 Fix policies interfering badly with integrity checks
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parents: 1872
diff changeset
197
1995
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parents: 1983
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198 CREATE POLICY parent_allowed ON import.import_logs
1798
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parents: 1782
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199 FOR ALL TO waterway_admin
1995
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parents: 1983
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200 USING (import_id IN (SELECT id FROM import.imports))
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parents: 1983
diff changeset
201 WITH CHECK (import.is_new_key('imports', import_id)
59055c8301df Move import queue to its own database namespace
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parents: 1983
diff changeset
202 OR import_id IN (SELECT id FROM import.imports));
59055c8301df Move import queue to its own database namespace
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parents: 1983
diff changeset
203 ALTER table import.import_logs ENABLE ROW LEVEL SECURITY;
1798
40cbfd268aa9 Row level security for import jobs
Tom Gottfried <tom@intevation.de>
parents: 1782
diff changeset
204
1995
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parents: 1983
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205 CREATE POLICY parent_allowed ON import.track_imports
1798
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parents: 1782
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206 FOR ALL TO waterway_admin
1995
59055c8301df Move import queue to its own database namespace
Tom Gottfried <tom@intevation.de>
parents: 1983
diff changeset
207 USING (import_id IN (SELECT id FROM import.imports))
59055c8301df Move import queue to its own database namespace
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parents: 1983
diff changeset
208 WITH CHECK (import.is_new_key('imports', import_id)
59055c8301df Move import queue to its own database namespace
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parents: 1983
diff changeset
209 OR import_id IN (SELECT id FROM import.imports));
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parents: 1983
diff changeset
210 ALTER table import.track_imports ENABLE ROW LEVEL SECURITY;
1798
40cbfd268aa9 Row level security for import jobs
Tom Gottfried <tom@intevation.de>
parents: 1782
diff changeset
211
1995
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parents: 1983
diff changeset
212 CREATE POLICY import_configuration_policy ON import.import_configuration
1547
d4b7a6d054cd Add table to store import configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1354
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213 FOR ALL TO waterway_admin
d4b7a6d054cd Add table to store import configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1354
diff changeset
214 USING (
2818
89f5af7e14ad Due to performance problems with users.current_user_country() inlined it as
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2542
diff changeset
215 (SELECT country FROM users.list_users WHERE username = current_user) = (
1547
d4b7a6d054cd Add table to store import configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1354
diff changeset
216 SELECT country FROM users.list_users lu
1995
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parents: 1983
diff changeset
217 WHERE lu.username = import.import_configuration.username));
1547
d4b7a6d054cd Add table to store import configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1354
diff changeset
218
1995
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Tom Gottfried <tom@intevation.de>
parents: 1983
diff changeset
219 CREATE POLICY import_configuration_policy_sys_admin ON import.import_configuration
1735
eeb291c3f9b0 Configured imports: Allow sys_admin access to import_configuation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1636
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220 FOR ALL TO sys_admin
eeb291c3f9b0 Configured imports: Allow sys_admin access to import_configuation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1636
diff changeset
221 USING (true);
eeb291c3f9b0 Configured imports: Allow sys_admin access to import_configuation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1636
diff changeset
222
1995
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Tom Gottfried <tom@intevation.de>
parents: 1983
diff changeset
223 ALTER table import.import_configuration ENABLE ROW LEVEL SECURITY;
1547
d4b7a6d054cd Add table to store import configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 1354
diff changeset
224
1995
59055c8301df Move import queue to its own database namespace
Tom Gottfried <tom@intevation.de>
parents: 1983
diff changeset
225 CREATE POLICY parent_allowed ON import.import_configuration_attributes
1834
06d162ac0b9f Sync access to import config attributes to import config
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parents: 1832
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226 FOR ALL TO waterway_admin
06d162ac0b9f Sync access to import config attributes to import config
Tom Gottfried <tom@intevation.de>
parents: 1832
diff changeset
227 USING (import_configuration_id IN (
1995
59055c8301df Move import queue to its own database namespace
Tom Gottfried <tom@intevation.de>
parents: 1983
diff changeset
228 SELECT id FROM import.import_configuration))
1873
9f8f7d3fd655 Fix policies interfering badly with integrity checks
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parents: 1872
diff changeset
229 WITH CHECK (
1995
59055c8301df Move import queue to its own database namespace
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parents: 1983
diff changeset
230 import.is_new_key('import_configuration', import_configuration_id)
1873
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parents: 1872
diff changeset
231 OR import_configuration_id IN (
1995
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parents: 1983
diff changeset
232 SELECT id FROM import.import_configuration));
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parents: 1983
diff changeset
233 ALTER table import.import_configuration_attributes ENABLE ROW LEVEL SECURITY;
1834
06d162ac0b9f Sync access to import config attributes to import config
Tom Gottfried <tom@intevation.de>
parents: 1832
diff changeset
234
96
d036e1bd5f00 Add roles, privileges and RLS policies.
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parents:
diff changeset
235 COMMIT;