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.import_style = config['STYLE']
40 self.server_module_path = config['SERVER_MODULE_PATH']
41 self.reuse_template = not config['REMOVE_TEMPLATE']
42 self.keep_scenario_db = config['KEEP_TEST_DB']
43 self.code_coverage_path = config['PHPCOV']
44 self.code_coverage_id = 1
46 self.default_config = Configuration(None, self.src_dir / 'settings').get_os_env()
48 self.template_db_done = False
49 self.api_db_done = False
50 self.website_dir = None
52 def connect_database(self, dbname):
53 """ Return a connection to the database with the given name.
54 Uses configured host, user and port.
56 dbargs = {'database': dbname}
58 dbargs['host'] = self.db_host
60 dbargs['port'] = self.db_port
62 dbargs['user'] = self.db_user
64 dbargs['password'] = self.db_pass
65 conn = psycopg2.connect(connection_factory=Connection, **dbargs)
68 def next_code_coverage_file(self):
69 """ Generate the next name for a coverage file.
71 fn = Path(self.code_coverage_path) / "{:06d}.cov".format(self.code_coverage_id)
72 self.code_coverage_id += 1
76 def write_nominatim_config(self, dbname):
77 """ Set up a custom test configuration that connects to the given
78 database. This sets up the environment variables so that they can
79 be picked up by dotenv and creates a project directory with the
80 appropriate website scripts.
82 dsn = 'pgsql:dbname={}'.format(dbname)
84 dsn += ';host=' + self.db_host
86 dsn += ';port=' + self.db_port
88 dsn += ';user=' + self.db_user
90 dsn += ';password=' + self.db_pass
92 if self.website_dir is not None \
93 and self.test_env is not None \
94 and dsn == self.test_env['NOMINATIM_DATABASE_DSN']:
95 return # environment already set uo
97 self.test_env = dict(self.default_config)
98 self.test_env['NOMINATIM_DATABASE_DSN'] = dsn
99 self.test_env['NOMINATIM_LANGUAGES'] = 'en,de,fr,ja'
100 self.test_env['NOMINATIM_FLATNODE_FILE'] = ''
101 self.test_env['NOMINATIM_IMPORT_STYLE'] = 'full'
102 self.test_env['NOMINATIM_USE_US_TIGER_DATA'] = 'yes'
103 self.test_env['NOMINATIM_DATADIR'] = str((self.src_dir / 'data').resolve())
104 self.test_env['NOMINATIM_SQLDIR'] = str((self.src_dir / 'lib-sql').resolve())
105 self.test_env['NOMINATIM_CONFIGDIR'] = str((self.src_dir / 'settings').resolve())
106 self.test_env['NOMINATIM_DATABASE_MODULE_SRC_PATH'] = str((self.build_dir / 'module').resolve())
107 self.test_env['NOMINATIM_OSM2PGSQL_BINARY'] = str((self.build_dir / 'osm2pgsql' / 'osm2pgsql').resolve())
108 self.test_env['NOMINATIM_NOMINATIM_TOOL'] = str((self.build_dir / 'nominatim').resolve())
109 if self.tokenizer is not None:
110 self.test_env['NOMINATIM_TOKENIZER'] = self.tokenizer
111 if self.import_style is not None:
112 self.test_env['NOMINATIM_IMPORT_STYLE'] = self.import_style
114 if self.server_module_path:
115 self.test_env['NOMINATIM_DATABASE_MODULE_PATH'] = self.server_module_path
117 # avoid module being copied into the temporary environment
118 self.test_env['NOMINATIM_DATABASE_MODULE_PATH'] = str((self.build_dir / 'module').resolve())
120 if self.website_dir is not None:
121 self.website_dir.cleanup()
123 self.website_dir = tempfile.TemporaryDirectory()
126 conn = self.connect_database(dbname)
129 refresh.setup_website(Path(self.website_dir.name) / 'website',
130 self.get_test_config(), conn)
133 def get_test_config(self):
134 cfg = Configuration(Path(self.website_dir.name), self.src_dir / 'settings',
135 environ=self.test_env)
136 cfg.set_libdirs(module=self.build_dir / 'module',
137 osm2pgsql=self.build_dir / 'osm2pgsql' / 'osm2pgsql',
138 php=self.src_dir / 'lib-php',
139 sql=self.src_dir / 'lib-sql',
140 data=self.src_dir / 'data')
143 def get_libpq_dsn(self):
144 dsn = self.test_env['NOMINATIM_DATABASE_DSN']
146 def quote_param(param):
147 key, val = param.split('=')
148 val = val.replace('\\', '\\\\').replace("'", "\\'")
150 val = "'" + val + "'"
151 return key + '=' + val
153 if dsn.startswith('pgsql:'):
154 # Old PHP DSN format. Convert before returning.
155 return ' '.join([quote_param(p) for p in dsn[6:].split(';')])
160 def db_drop_database(self, name):
161 """ Drop the database with the given name.
163 conn = self.connect_database('postgres')
164 conn.set_isolation_level(0)
166 cur.execute('DROP DATABASE IF EXISTS {}'.format(name))
169 def setup_template_db(self):
170 """ Setup a template database that already contains common test data.
171 Having a template database speeds up tests considerably but at
172 the price that the tests sometimes run with stale data.
174 if self.template_db_done:
177 self.template_db_done = True
179 self.write_nominatim_config(self.template_db)
181 if not self._reuse_or_drop_db(self.template_db):
183 # execute nominatim import on an empty file to get the right tables
184 with tempfile.NamedTemporaryFile(dir='/tmp', suffix='.xml') as fd:
185 fd.write(b'<osm version="0.6"></osm>')
187 self.run_nominatim('import', '--osm-file', fd.name,
188 '--osm2pgsql-cache', '1',
190 '--offline', '--index-noanalyse')
192 self.db_drop_database(self.template_db)
195 self.run_nominatim('refresh', '--functions')
198 def setup_api_db(self):
199 """ Setup a test against the API test database.
201 self.write_nominatim_config(self.api_test_db)
203 if not self.api_db_done:
204 self.api_db_done = True
206 if not self._reuse_or_drop_db(self.api_test_db):
207 testdata = (Path(__file__) / '..' / '..' / '..' / 'testdb').resolve()
208 self.test_env['NOMINATIM_WIKIPEDIA_DATA_PATH'] = str(testdata)
209 simp_file = Path(self.website_dir.name) / 'secondary_importance.sql.gz'
210 simp_file.symlink_to(testdata / 'secondary_importance.sql.gz')
213 self.run_nominatim('import', '--osm-file', str(self.api_test_file))
214 self.run_nominatim('add-data', '--tiger-data', str(testdata / 'tiger'))
215 self.run_nominatim('freeze')
217 if self.tokenizer == 'legacy':
218 phrase_file = str(testdata / 'specialphrases_testdb.sql')
219 run_script(['psql', '-d', self.api_test_db, '-f', phrase_file])
221 csv_path = str(testdata / 'full_en_phrases_test.csv')
222 self.run_nominatim('special-phrases', '--import-from-csv', csv_path)
224 self.db_drop_database(self.api_test_db)
227 tokenizer_factory.get_tokenizer_for_db(self.get_test_config())
230 def setup_unknown_db(self):
231 """ Setup a test against a non-existing database.
233 # The tokenizer needs an existing database to function.
234 # So start with the usual database
239 self.setup_db(context)
240 tokenizer_factory.create_tokenizer(self.get_test_config(), init_db=False)
242 # Then drop the DB again
243 self.teardown_db(context, force_drop=True)
245 def setup_db(self, context):
246 """ Setup a test against a fresh, empty test database.
248 self.setup_template_db()
249 conn = self.connect_database(self.template_db)
250 conn.set_isolation_level(0)
252 cur.execute('DROP DATABASE IF EXISTS {}'.format(self.test_db))
253 cur.execute('CREATE DATABASE {} TEMPLATE = {}'.format(self.test_db, self.template_db))
255 self.write_nominatim_config(self.test_db)
256 context.db = self.connect_database(self.test_db)
257 context.db.autocommit = True
258 psycopg2.extras.register_hstore(context.db, globally=False)
260 def teardown_db(self, context, force_drop=False):
261 """ Remove the test database, if it exists.
263 if hasattr(context, 'db'):
266 if force_drop or not self.keep_scenario_db:
267 self.db_drop_database(self.test_db)
269 def _reuse_or_drop_db(self, name):
270 """ Check for the existance of the given DB. If reuse is enabled,
271 then the function checks for existance and returns True if the
272 database is already there. Otherwise an existing database is
273 dropped and always false returned.
275 if self.reuse_template:
276 conn = self.connect_database('postgres')
277 with conn.cursor() as cur:
278 cur.execute('select count(*) from pg_database where datname = %s',
280 if cur.fetchone()[0] == 1:
284 self.db_drop_database(name)
288 def reindex_placex(self, db):
289 """ Run the indexing step until all data in the placex has
290 been processed. Indexing during updates can produce more data
291 to index under some circumstances. That is why indexing may have
292 to be run multiple times.
294 with db.cursor() as cur:
296 self.run_nominatim('index')
298 cur.execute("SELECT 'a' FROM placex WHERE indexed_status != 0 LIMIT 1")
299 if cur.rowcount == 0:
302 def run_nominatim(self, *cmdline):
303 """ Run the nominatim command-line tool via the library.
305 if self.website_dir is not None:
306 cmdline = list(cmdline) + ['--project-dir', self.website_dir.name]
308 cli.nominatim(module_dir='',
309 osm2pgsql_path=str(self.build_dir / 'osm2pgsql' / 'osm2pgsql'),
310 phplib_dir=str(self.src_dir / 'lib-php'),
311 sqllib_dir=str(self.src_dir / 'lib-sql'),
312 data_dir=str(self.src_dir / 'data'),
313 config_dir=str(self.src_dir / 'settings'),
316 environ=self.test_env)
319 def copy_from_place(self, db):
320 """ Copy data from place to the placex and location_property_osmline
321 tables invoking the appropriate triggers.
323 self.run_nominatim('refresh', '--functions', '--no-diff-updates')
325 with db.cursor() as cur:
326 cur.execute("""INSERT INTO placex (osm_type, osm_id, class, type,
327 name, admin_level, address,
329 SELECT osm_type, osm_id, class, type,
330 name, admin_level, address,
333 WHERE not (class='place' and type='houses' and osm_type='W')""")
334 cur.execute("""INSERT INTO location_property_osmline (osm_id, address, linegeo)
335 SELECT osm_id, address, geometry
337 WHERE class='place' and type='houses'
339 and ST_GeometryType(geometry) = 'ST_LineString'""")