Mercurial > gemma
annotate schema/auth.sql @ 5197:c352dbbf2778 new-fwa
Started with loading limiting factors and validities.
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Thu, 07 May 2020 17:50:29 +0200 |
parents | 90b0a14dd58b |
children | 18969a4d31b6 |
rev | line source |
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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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s/wamos/gemma/g on database schema.
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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, sys_admin, 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 sys_admin.system_config 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 |
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41 GRANT INSERT, UPDATE, DELETE ON |
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42 users.templates TO waterway_admin; |
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43 |
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44 GRANT USAGE ON SCHEMA import TO waterway_admin; |
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45 GRANT SELECT, INSERT ON ALL TABLES IN SCHEMA import TO waterway_admin; |
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46 GRANT UPDATE ON |
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47 import.imports, import.import_configuration, |
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48 import.import_configuration_attributes |
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49 TO waterway_admin; |
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50 GRANT DELETE ON |
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51 import.track_imports, import.import_configuration, |
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52 import.import_configuration_attributes |
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53 TO waterway_admin; |
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54 |
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55 -- |
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56 -- Extended privileges for sys_admin |
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57 -- |
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58 GRANT INSERT, UPDATE, DELETE ON ALL TABLES IN SCHEMA users TO sys_admin; |
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59 GRANT USAGE ON SCHEMA sys_admin TO sys_admin; |
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60 GRANT SELECT ON ALL TABLES IN SCHEMA sys_admin TO sys_admin; |
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61 GRANT INSERT, UPDATE ON sys_admin.system_config TO sys_admin; |
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62 GRANT UPDATE ON sys_admin.published_services TO sys_admin; |
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Reworked password reset to be single mailed.
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63 GRANT INSERT, DELETE, UPDATE ON sys_admin.password_reset_requests TO sys_admin; |
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64 GRANT DELETE ON import.imports, import.import_logs TO sys_admin; |
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65 |
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66 -- |
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67 -- Privileges assigned directly to metamorph |
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68 -- |
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69 -- Needed for GeoServer's system inspection run before session startup SQL |
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70 GRANT USAGE ON SCHEMA public TO metamorph; |
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71 |
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72 -- |
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73 -- RLS policies for waterway_user |
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74 -- |
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75 -- Sometimes using FOR ALL because we rely on GRANTed privileges for allowing |
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76 -- data modifications generally. |
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77 -- Sometimes using 'EXISTS(SELECT 1 FROM list_users WHERE username = ...)' |
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78 -- instead of 'username = current_user', since waterway_admin is intentionally |
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79 -- allowed more with these policies (note that the subselect implies different |
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80 -- filtering on list_users depending on current_user). |
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81 -- |
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82 |
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83 -- Staging area |
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84 CREATE POLICY hide_staging ON users.stretches |
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85 FOR SELECT TO waterway_user USING (staging_done); |
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86 ALTER TABLE users.stretches ENABLE ROW LEVEL SECURITY; |
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87 |
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88 DO LANGUAGE plpgsql |
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89 $$ |
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90 DECLARE the_table varchar; |
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91 BEGIN |
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92 FOREACH the_table IN ARRAY ARRAY[ |
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93 'gauge_measurements', |
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94 'waterway_profiles', |
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95 'fairway_dimensions', |
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96 'sections', |
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97 'bottlenecks', |
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98 'sounding_results'] |
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99 LOOP |
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100 EXECUTE format('CREATE POLICY hide_staging ON waterway.%I ' |
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101 'FOR SELECT TO waterway_user USING (staging_done)', the_table); |
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102 EXECUTE format('CREATE POLICY sys_admin ON waterway.%I ' |
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103 'FOR ALL TO sys_admin USING (true)', the_table); |
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104 EXECUTE format('ALTER TABLE waterway.%I ENABLE ROW LEVEL SECURITY', |
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105 the_table); |
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106 END LOOP; |
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107 END; |
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108 $$; |
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109 |
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110 -- Tables without staging area |
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111 CREATE POLICY hide_nothing ON waterway.waterway_axis |
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112 FOR SELECT TO waterway_user USING (true); |
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113 CREATE POLICY sys_admin ON waterway.waterway_axis |
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114 FOR ALL TO sys_admin USING (true); |
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115 ALTER TABLE waterway.waterway_axis ENABLE ROW LEVEL SECURITY; |
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116 |
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117 |
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118 -- |
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119 -- RLS policies for templates |
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120 -- |
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121 CREATE POLICY select_templates ON users.templates FOR SELECT TO waterway_user |
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122 USING (country IS NULL OR country = (SELECT country FROM users.list_users WHERE username = current_user)); |
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123 |
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124 CREATE POLICY user_templates ON users.templates FOR ALL TO waterway_admin |
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125 USING (country = (SELECT country FROM users.list_users WHERE username = current_user)); |
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126 |
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127 CREATE POLICY admin_templates ON users.templates FOR ALL TO sys_admin |
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128 USING (true); |
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129 |
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130 ALTER TABLE users.templates ENABLE ROW LEVEL SECURITY; |
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131 |
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132 -- |
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133 -- RLS policies for waterway_admin |
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134 -- |
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135 |
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136 -- Staging area |
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137 |
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138 DO LANGUAGE plpgsql |
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139 $do$ |
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140 DECLARE |
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141 the_table varchar; |
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142 condition CONSTANT text = $$ |
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143 (location).country_code = |
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144 (SELECT country FROM users.list_users |
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145 WHERE username = current_user) |
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146 $$; |
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147 BEGIN |
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148 FOREACH the_table IN ARRAY ARRAY[ |
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149 'gauge_measurements', |
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150 'waterway_profiles'] |
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151 LOOP |
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152 EXECUTE format($$ |
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153 CREATE POLICY same_country_insert ON waterway.%I |
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154 FOR INSERT TO waterway_admin |
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155 WITH CHECK (%s) |
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156 $$, the_table, condition); |
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157 -- In many cases it is more efficient to check for "staging_done" to |
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158 -- prevent the more expensive checks for read only access (which is |
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159 -- allowed for all users, when staging is done). |
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160 EXECUTE format($$ |
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161 CREATE POLICY same_country_select ON waterway.%I |
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162 FOR SELECT TO waterway_admin |
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163 USING (staging_done OR %s) |
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164 $$, the_table, condition); |
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165 EXECUTE format($$ |
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166 CREATE POLICY same_country_update ON waterway.%I |
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167 FOR UPDATE TO waterway_admin |
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168 USING (%s) |
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169 $$, the_table, condition); |
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170 EXECUTE format($$ |
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171 CREATE POLICY same_country_delete ON waterway.%I |
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172 FOR DELETE TO waterway_admin |
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173 USING (%s) |
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174 $$, the_table, condition); |
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175 END LOOP; |
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176 END; |
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177 $do$; |
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178 |
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179 DO LANGUAGE plpgsql |
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180 $do$ |
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181 DECLARE |
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182 the_table varchar; |
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183 condition CONSTANT text = $$ |
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184 (SELECT ST_Covers(a, ST_Transform(CAST(area AS geometry), ST_SRID(a))) |
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185 FROM users.current_user_area_utm() AS a (a)) |
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186 $$; |
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187 BEGIN |
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188 FOREACH the_table IN ARRAY ARRAY[ |
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189 'fairway_dimensions', |
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190 'bottlenecks', |
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191 'sounding_results'] |
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192 LOOP |
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193 EXECUTE format($$ |
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194 CREATE POLICY responsibility_area_insert ON waterway.%I |
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195 FOR INSERT TO waterway_admin |
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196 WITH CHECK (%s) |
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197 $$, the_table, condition); |
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198 -- In many cases it is more efficient to check for "staging_done" to |
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199 -- prevent the more expensive checks for read only access (which is |
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200 -- allowed for all users, when staging is done). |
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201 EXECUTE format($$ |
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202 CREATE POLICY responsibility_area_select ON waterway.%I |
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203 FOR SELECT TO waterway_admin |
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204 USING (staging_done OR %s) |
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205 $$, the_table, condition); |
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206 EXECUTE format($$ |
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207 CREATE POLICY responsibility_area_update ON waterway.%I |
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208 FOR UPDATE TO waterway_admin |
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209 USING (%s) |
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210 $$, the_table, condition); |
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211 EXECUTE format($$ |
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212 CREATE POLICY responsibility_area_delete ON waterway.%I |
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213 FOR DELETE TO waterway_admin |
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214 USING (%s) |
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215 $$, the_table, condition); |
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216 END LOOP; |
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217 END; |
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218 $do$; |
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219 |
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220 -- In the case of sections differentiating between read and write |
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221 -- access is not neccessary: the country code based access check is |
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222 -- quiet cheap in this case and there are only (relatively) few |
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223 -- sections in the system anyway. |
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224 CREATE POLICY same_country ON waterway.sections |
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225 FOR ALL TO waterway_admin |
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226 USING (country = ( |
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227 SELECT country FROM users.list_users WHERE username = current_user)); |
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228 |
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229 CREATE POLICY sys_admin ON users.stretches |
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230 FOR ALL TO sys_admin |
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231 USING (true); |
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232 |
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233 -- |
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234 -- Tables without staging area |
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235 -- |
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236 -- Use three policies instead of one FOR ALL to avoid costly expressions |
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237 -- being added in SELECT queries. |
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238 CREATE POLICY responsibility_area_insert ON waterway.waterway_axis |
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239 FOR INSERT TO waterway_admin |
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240 WITH CHECK ((SELECT ST_Covers(a, |
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241 ST_Transform(CAST(wtwaxs AS geometry), ST_SRID(a))) |
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242 FROM users.current_user_area_utm() AS a (a))); |
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243 CREATE POLICY responsibility_area_update ON waterway.waterway_axis |
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244 FOR UPDATE TO waterway_admin |
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245 USING ((SELECT ST_Covers(a, |
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246 ST_Transform(CAST(wtwaxs AS geometry), ST_SRID(a))) |
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247 FROM users.current_user_area_utm() AS a (a))); |
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248 |
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249 -- |
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250 -- RLS policies for imports and import config |
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251 -- |
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252 |
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253 CREATE POLICY same_country ON import.imports |
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254 FOR ALL TO waterway_admin |
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255 -- Relies on a user seeing only users from his own country: |
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256 USING (EXISTS(SELECT 1 FROM users.list_users lu |
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257 WHERE lu.username = imports.username)); |
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258 ALTER table import.imports ENABLE ROW LEVEL SECURITY; |
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259 |
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260 -- The job running the import queue is running as sys_admin and login users |
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261 -- with that role should be able to run imports without restrictions anyhow |
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262 CREATE POLICY import_all ON import.imports |
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263 FOR ALL TO sys_admin |
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264 USING (true); |
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265 |
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266 -- For the given table, check whether the given value is used as primary key, |
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267 -- bypassing row level security. |
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268 CREATE OR REPLACE FUNCTION import.is_new_key( |
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269 tablename varchar, |
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270 kv anyelement) |
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271 RETURNS boolean |
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272 AS $$ |
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273 DECLARE columnname varchar; |
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274 DECLARE ret boolean; |
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275 BEGIN |
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276 columnname = (SELECT column_name |
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277 FROM information_schema.constraint_column_usage k |
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278 JOIN information_schema.table_constraints USING (constraint_name) |
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279 WHERE k.table_name = tablename and constraint_type = 'PRIMARY KEY'); |
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280 EXECUTE format('SELECT NOT EXISTS(SELECT 1 FROM import.%I WHERE %I = $1)', |
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281 tablename, columnname) |
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282 INTO ret |
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283 USING kv; |
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284 RETURN ret; |
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285 END; |
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286 $$ |
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287 LANGUAGE plpgsql |
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288 SECURITY DEFINER |
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289 STABLE PARALLEL SAFE; |
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290 |
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291 CREATE POLICY parent_allowed ON import.import_logs |
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292 FOR ALL TO waterway_admin |
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293 USING (EXISTS(SELECT 1 FROM import.imports WHERE id = import_id)) |
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294 WITH CHECK (import.is_new_key('imports', import_id) |
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295 OR EXISTS(SELECT 1 FROM import.imports WHERE id = import_id)); |
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296 ALTER table import.import_logs ENABLE ROW LEVEL SECURITY; |
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297 |
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298 CREATE POLICY parent_allowed ON import.track_imports |
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299 FOR ALL TO waterway_admin |
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300 USING (EXISTS(SELECT 1 FROM import.imports WHERE id = import_id)) |
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301 WITH CHECK (import.is_new_key('imports', import_id) |
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302 OR EXISTS(SELECT 1 FROM import.imports WHERE id = import_id)); |
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303 ALTER table import.track_imports ENABLE ROW LEVEL SECURITY; |
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304 |
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305 CREATE POLICY import_configuration_policy ON import.import_configuration |
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306 FOR ALL TO waterway_admin |
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307 -- Relies on a user seeing only users from his own country: |
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308 USING (EXISTS(SELECT 1 FROM users.list_users lu |
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309 WHERE lu.username = import_configuration.username)); |
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310 |
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311 CREATE POLICY import_configuration_policy_sys_admin ON import.import_configuration |
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312 FOR ALL TO sys_admin |
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313 USING (true); |
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314 |
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315 ALTER table import.import_configuration ENABLE ROW LEVEL SECURITY; |
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316 |
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317 CREATE POLICY parent_allowed ON import.import_configuration_attributes |
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318 FOR ALL TO waterway_admin |
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319 USING (EXISTS(SELECT 1 FROM import.import_configuration |
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320 WHERE id = import_configuration_id)) |
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321 WITH CHECK ( |
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322 import.is_new_key('import_configuration', import_configuration_id) |
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323 OR EXISTS(SELECT 1 FROM import.import_configuration |
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324 WHERE id = import_configuration_id)); |
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325 ALTER table import.import_configuration_attributes ENABLE ROW LEVEL SECURITY; |
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326 |
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327 COMMIT; |