1 # SPDX-License-Identifier: GPL-2.0-only
3 # This file is part of Nominatim. (https://nominatim.org)
5 # Copyright (C) 2022 by the Nominatim developer community.
6 # For a full list of authors see the git log.
7 from pathlib import Path
12 import psycopg2.extras
14 sys.path.insert(1, str((Path(__file__) / '..' / '..' / '..' / '..').resolve()))
16 from nominatim import cli
17 from nominatim.config import Configuration
18 from nominatim.db.connection import _Connection
19 from nominatim.tools import refresh
20 from nominatim.tokenizer import factory as tokenizer_factory
21 from steps.utils import run_script
23 class NominatimEnvironment:
24 """ Collects all functions for the execution of Nominatim functions.
27 def __init__(self, config):
28 self.build_dir = Path(config['BUILDDIR']).resolve()
29 self.src_dir = (Path(__file__) / '..' / '..' / '..' / '..').resolve()
30 self.db_host = config['DB_HOST']
31 self.db_port = config['DB_PORT']
32 self.db_user = config['DB_USER']
33 self.db_pass = config['DB_PASS']
34 self.template_db = config['TEMPLATE_DB']
35 self.test_db = config['TEST_DB']
36 self.api_test_db = config['API_TEST_DB']
37 self.api_test_file = config['API_TEST_FILE']
38 self.tokenizer = config['TOKENIZER']
39 self.server_module_path = config['SERVER_MODULE_PATH']
40 self.reuse_template = not config['REMOVE_TEMPLATE']
41 self.keep_scenario_db = config['KEEP_TEST_DB']
42 self.code_coverage_path = config['PHPCOV']
43 self.code_coverage_id = 1
45 self.default_config = Configuration(None, self.src_dir / 'settings').get_os_env()
47 self.template_db_done = False
48 self.api_db_done = False
49 self.website_dir = None
51 def connect_database(self, dbname):
52 """ Return a connection to the database with the given name.
53 Uses configured host, user and port.
55 dbargs = {'database': dbname}
57 dbargs['host'] = self.db_host
59 dbargs['port'] = self.db_port
61 dbargs['user'] = self.db_user
63 dbargs['password'] = self.db_pass
64 conn = psycopg2.connect(connection_factory=_Connection, **dbargs)
67 def next_code_coverage_file(self):
68 """ Generate the next name for a coverage file.
70 fn = Path(self.code_coverage_path) / "{:06d}.cov".format(self.code_coverage_id)
71 self.code_coverage_id += 1
75 def write_nominatim_config(self, dbname):
76 """ Set up a custom test configuration that connects to the given
77 database. This sets up the environment variables so that they can
78 be picked up by dotenv and creates a project directory with the
79 appropriate website scripts.
81 dsn = 'pgsql:dbname={}'.format(dbname)
83 dsn += ';host=' + self.db_host
85 dsn += ';port=' + self.db_port
87 dsn += ';user=' + self.db_user
89 dsn += ';password=' + self.db_pass
91 if self.website_dir is not None \
92 and self.test_env is not None \
93 and dsn == self.test_env['NOMINATIM_DATABASE_DSN']:
94 return # environment already set uo
96 self.test_env = dict(self.default_config)
97 self.test_env['NOMINATIM_DATABASE_DSN'] = dsn
98 self.test_env['NOMINATIM_FLATNODE_FILE'] = ''
99 self.test_env['NOMINATIM_IMPORT_STYLE'] = 'full'
100 self.test_env['NOMINATIM_USE_US_TIGER_DATA'] = 'yes'
101 self.test_env['NOMINATIM_DATADIR'] = str((self.src_dir / 'data').resolve())
102 self.test_env['NOMINATIM_SQLDIR'] = str((self.src_dir / 'lib-sql').resolve())
103 self.test_env['NOMINATIM_CONFIGDIR'] = str((self.src_dir / 'settings').resolve())
104 self.test_env['NOMINATIM_DATABASE_MODULE_SRC_PATH'] = str((self.build_dir / 'module').resolve())
105 self.test_env['NOMINATIM_OSM2PGSQL_BINARY'] = str((self.build_dir / 'osm2pgsql' / 'osm2pgsql').resolve())
106 self.test_env['NOMINATIM_NOMINATIM_TOOL'] = str((self.build_dir / 'nominatim').resolve())
107 if self.tokenizer is not None:
108 self.test_env['NOMINATIM_TOKENIZER'] = self.tokenizer
110 if self.server_module_path:
111 self.test_env['NOMINATIM_DATABASE_MODULE_PATH'] = self.server_module_path
113 # avoid module being copied into the temporary environment
114 self.test_env['NOMINATIM_DATABASE_MODULE_PATH'] = str((self.build_dir / 'module').resolve())
116 if self.website_dir is not None:
117 self.website_dir.cleanup()
119 self.website_dir = tempfile.TemporaryDirectory()
122 conn = self.connect_database(dbname)
125 refresh.setup_website(Path(self.website_dir.name) / 'website',
126 self.get_test_config(), conn)
129 def get_test_config(self):
130 cfg = Configuration(Path(self.website_dir.name), self.src_dir / 'settings',
131 environ=self.test_env)
132 cfg.set_libdirs(module=self.build_dir / 'module',
133 osm2pgsql=self.build_dir / 'osm2pgsql' / 'osm2pgsql',
134 php=self.src_dir / 'lib-php',
135 sql=self.src_dir / 'lib-sql',
136 data=self.src_dir / 'data')
139 def get_libpq_dsn(self):
140 dsn = self.test_env['NOMINATIM_DATABASE_DSN']
142 def quote_param(param):
143 key, val = param.split('=')
144 val = val.replace('\\', '\\\\').replace("'", "\\'")
146 val = "'" + val + "'"
147 return key + '=' + val
149 if dsn.startswith('pgsql:'):
150 # Old PHP DSN format. Convert before returning.
151 return ' '.join([quote_param(p) for p in dsn[6:].split(';')])
156 def db_drop_database(self, name):
157 """ Drop the database with the given name.
159 conn = self.connect_database('postgres')
160 conn.set_isolation_level(0)
162 cur.execute('DROP DATABASE IF EXISTS {}'.format(name))
165 def setup_template_db(self):
166 """ Setup a template database that already contains common test data.
167 Having a template database speeds up tests considerably but at
168 the price that the tests sometimes run with stale data.
170 if self.template_db_done:
173 self.template_db_done = True
175 if self._reuse_or_drop_db(self.template_db):
178 self.write_nominatim_config(self.template_db)
181 # execute nominatim import on an empty file to get the right tables
182 with tempfile.NamedTemporaryFile(dir='/tmp', suffix='.xml') as fd:
183 fd.write(b'<osm version="0.6"></osm>')
185 self.run_nominatim('import', '--osm-file', fd.name,
186 '--osm2pgsql-cache', '1',
189 self.db_drop_database(self.template_db)
193 def setup_api_db(self):
194 """ Setup a test against the API test database.
196 self.write_nominatim_config(self.api_test_db)
198 if not self.api_db_done:
199 self.api_db_done = True
201 if not self._reuse_or_drop_db(self.api_test_db):
202 testdata = Path('__file__') / '..' / '..' / 'testdb'
203 self.test_env['NOMINATIM_WIKIPEDIA_DATA_PATH'] = str(testdata.resolve())
206 self.run_nominatim('import', '--osm-file', str(self.api_test_file))
207 self.run_nominatim('add-data', '--tiger-data', str((testdata / 'tiger').resolve()))
208 self.run_nominatim('freeze')
210 if self.tokenizer == 'legacy':
211 phrase_file = str((testdata / 'specialphrases_testdb.sql').resolve())
212 run_script(['psql', '-d', self.api_test_db, '-f', phrase_file])
214 csv_path = str((testdata / 'full_en_phrases_test.csv').resolve())
215 self.run_nominatim('special-phrases', '--import-from-csv', csv_path)
217 self.db_drop_database(self.api_test_db)
220 tokenizer_factory.get_tokenizer_for_db(self.get_test_config())
223 def setup_unknown_db(self):
224 """ Setup a test against a non-existing database.
226 # The tokenizer needs an existing database to function.
227 # So start with the usual database
232 self.setup_db(context)
233 tokenizer_factory.create_tokenizer(self.get_test_config(), init_db=False)
235 # Then drop the DB again
236 self.teardown_db(context, force_drop=True)
238 def setup_db(self, context):
239 """ Setup a test against a fresh, empty test database.
241 self.setup_template_db()
242 conn = self.connect_database(self.template_db)
243 conn.set_isolation_level(0)
245 cur.execute('DROP DATABASE IF EXISTS {}'.format(self.test_db))
246 cur.execute('CREATE DATABASE {} TEMPLATE = {}'.format(self.test_db, self.template_db))
248 self.write_nominatim_config(self.test_db)
249 context.db = self.connect_database(self.test_db)
250 context.db.autocommit = True
251 psycopg2.extras.register_hstore(context.db, globally=False)
253 def teardown_db(self, context, force_drop=False):
254 """ Remove the test database, if it exists.
256 if hasattr(context, 'db'):
259 if force_drop or not self.keep_scenario_db:
260 self.db_drop_database(self.test_db)
262 def _reuse_or_drop_db(self, name):
263 """ Check for the existance of the given DB. If reuse is enabled,
264 then the function checks for existance and returns True if the
265 database is already there. Otherwise an existing database is
266 dropped and always false returned.
268 if self.reuse_template:
269 conn = self.connect_database('postgres')
270 with conn.cursor() as cur:
271 cur.execute('select count(*) from pg_database where datname = %s',
273 if cur.fetchone()[0] == 1:
277 self.db_drop_database(name)
281 def reindex_placex(self, db):
282 """ Run the indexing step until all data in the placex has
283 been processed. Indexing during updates can produce more data
284 to index under some circumstances. That is why indexing may have
285 to be run multiple times.
287 with db.cursor() as cur:
289 self.run_nominatim('index')
291 cur.execute("SELECT 'a' FROM placex WHERE indexed_status != 0 LIMIT 1")
292 if cur.rowcount == 0:
295 def run_nominatim(self, *cmdline):
296 """ Run the nominatim command-line tool via the library.
298 if self.website_dir is not None:
299 cmdline = list(cmdline) + ['--project-dir', self.website_dir.name]
301 cli.nominatim(module_dir='',
302 osm2pgsql_path=str(self.build_dir / 'osm2pgsql' / 'osm2pgsql'),
303 phplib_dir=str(self.src_dir / 'lib-php'),
304 sqllib_dir=str(self.src_dir / 'lib-sql'),
305 data_dir=str(self.src_dir / 'data'),
306 config_dir=str(self.src_dir / 'settings'),
309 environ=self.test_env)
312 def copy_from_place(self, db):
313 """ Copy data from place to the placex and location_property_osmline
314 tables invoking the appropriate triggers.
316 self.run_nominatim('refresh', '--functions', '--no-diff-updates')
318 with db.cursor() as cur:
319 cur.execute("""INSERT INTO placex (osm_type, osm_id, class, type,
320 name, admin_level, address,
322 SELECT osm_type, osm_id, class, type,
323 name, admin_level, address,
326 WHERE not (class='place' and type='houses' and osm_type='W')""")
327 cur.execute("""INSERT INTO location_property_osmline (osm_id, address, linegeo)
328 SELECT osm_id, address, geometry
330 WHERE class='place' and type='houses'
332 and ST_GeometryType(geometry) = 'ST_LineString'""")