Maxim mbed development library

Dependents:   sensomed

Committer:
switches
Date:
Tue Nov 08 18:27:11 2016 +0000
Revision:
0:0e018d759a2a
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
switches 0:0e018d759a2a 1 """
switches 0:0e018d759a2a 2 mbed SDK
switches 0:0e018d759a2a 3 Copyright (c) 2011-2014 ARM Limited
switches 0:0e018d759a2a 4
switches 0:0e018d759a2a 5 Licensed under the Apache License, Version 2.0 (the "License");
switches 0:0e018d759a2a 6 you may not use this file except in compliance with the License.
switches 0:0e018d759a2a 7 You may obtain a copy of the License at
switches 0:0e018d759a2a 8
switches 0:0e018d759a2a 9 http://www.apache.org/licenses/LICENSE-2.0
switches 0:0e018d759a2a 10
switches 0:0e018d759a2a 11 Unless required by applicable law or agreed to in writing, software
switches 0:0e018d759a2a 12 distributed under the License is distributed on an "AS IS" BASIS,
switches 0:0e018d759a2a 13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
switches 0:0e018d759a2a 14 See the License for the specific language governing permissions and
switches 0:0e018d759a2a 15 limitations under the License.
switches 0:0e018d759a2a 16
switches 0:0e018d759a2a 17 Author: Przemyslaw Wirkus <Przemyslaw.Wirkus@arm.com>
switches 0:0e018d759a2a 18 """
switches 0:0e018d759a2a 19
switches 0:0e018d759a2a 20 import re
switches 0:0e018d759a2a 21 import MySQLdb as mdb
switches 0:0e018d759a2a 22
switches 0:0e018d759a2a 23 # Imports from TEST API
switches 0:0e018d759a2a 24 from tools.test_db import BaseDBAccess
switches 0:0e018d759a2a 25
switches 0:0e018d759a2a 26
switches 0:0e018d759a2a 27 class MySQLDBAccess(BaseDBAccess):
switches 0:0e018d759a2a 28 """ Wrapper for MySQL DB access for common test suite interface
switches 0:0e018d759a2a 29 """
switches 0:0e018d759a2a 30 def __init__(self):
switches 0:0e018d759a2a 31 BaseDBAccess.__init__(self)
switches 0:0e018d759a2a 32 self.DB_TYPE = 'mysql'
switches 0:0e018d759a2a 33
switches 0:0e018d759a2a 34 def detect_database(self, verbose=False):
switches 0:0e018d759a2a 35 """ detect database and return VERION data structure or string (verbose=True)
switches 0:0e018d759a2a 36 """
switches 0:0e018d759a2a 37 query = 'SHOW VARIABLES LIKE "%version%"'
switches 0:0e018d759a2a 38 rows = self.select_all(query)
switches 0:0e018d759a2a 39 if verbose:
switches 0:0e018d759a2a 40 result = []
switches 0:0e018d759a2a 41 for row in rows:
switches 0:0e018d759a2a 42 result.append("\t%s: %s"% (row['Variable_name'], row['Value']))
switches 0:0e018d759a2a 43 result = "\n".join(result)
switches 0:0e018d759a2a 44 else:
switches 0:0e018d759a2a 45 result = rows
switches 0:0e018d759a2a 46 return result
switches 0:0e018d759a2a 47
switches 0:0e018d759a2a 48 def parse_db_connection_string(self, str):
switches 0:0e018d759a2a 49 """ Parsing SQL DB connection string. String should contain:
switches 0:0e018d759a2a 50 - DB Name, user name, password, URL (DB host), name
switches 0:0e018d759a2a 51 Function should return tuple with parsed (host, user, passwd, db) or None if error
switches 0:0e018d759a2a 52 E.g. connection string: 'mysql://username:password@127.0.0.1/db_name'
switches 0:0e018d759a2a 53 """
switches 0:0e018d759a2a 54 result = BaseDBAccess().parse_db_connection_string(str)
switches 0:0e018d759a2a 55 if result is not None:
switches 0:0e018d759a2a 56 (db_type, username, password, host, db_name) = result
switches 0:0e018d759a2a 57 if db_type != 'mysql':
switches 0:0e018d759a2a 58 result = None
switches 0:0e018d759a2a 59 return result
switches 0:0e018d759a2a 60
switches 0:0e018d759a2a 61 def is_connected(self):
switches 0:0e018d759a2a 62 """ Returns True if we are connected to database
switches 0:0e018d759a2a 63 """
switches 0:0e018d759a2a 64 return self.db_object is not None
switches 0:0e018d759a2a 65
switches 0:0e018d759a2a 66 def connect(self, host, user, passwd, db):
switches 0:0e018d759a2a 67 """ Connects to DB and returns DB object
switches 0:0e018d759a2a 68 """
switches 0:0e018d759a2a 69 try:
switches 0:0e018d759a2a 70 self.db_object = mdb.connect(host=host, user=user, passwd=passwd, db=db)
switches 0:0e018d759a2a 71 # Let's remember connection credentials
switches 0:0e018d759a2a 72 self.db_type = self.DB_TYPE
switches 0:0e018d759a2a 73 self.host = host
switches 0:0e018d759a2a 74 self.user = user
switches 0:0e018d759a2a 75 self.passwd = passwd
switches 0:0e018d759a2a 76 self.db = db
switches 0:0e018d759a2a 77 except mdb.Error, e:
switches 0:0e018d759a2a 78 print "Error %d: %s"% (e.args[0], e.args[1])
switches 0:0e018d759a2a 79 self.db_object = None
switches 0:0e018d759a2a 80 self.db_type = None
switches 0:0e018d759a2a 81 self.host = None
switches 0:0e018d759a2a 82 self.user = None
switches 0:0e018d759a2a 83 self.passwd = None
switches 0:0e018d759a2a 84 self.db = None
switches 0:0e018d759a2a 85
switches 0:0e018d759a2a 86 def connect_url(self, db_url):
switches 0:0e018d759a2a 87 """ Connects to database using db_url (database url parsing),
switches 0:0e018d759a2a 88 store host, username, password, db_name
switches 0:0e018d759a2a 89 """
switches 0:0e018d759a2a 90 result = self.parse_db_connection_string(db_url)
switches 0:0e018d759a2a 91 if result is not None:
switches 0:0e018d759a2a 92 (db_type, username, password, host, db_name) = result
switches 0:0e018d759a2a 93 if db_type == self.DB_TYPE:
switches 0:0e018d759a2a 94 self.connect(host, username, password, db_name)
switches 0:0e018d759a2a 95
switches 0:0e018d759a2a 96 def reconnect(self):
switches 0:0e018d759a2a 97 """ Reconnects to DB and returns DB object using stored host name,
switches 0:0e018d759a2a 98 database name and credentials (user name and password)
switches 0:0e018d759a2a 99 """
switches 0:0e018d759a2a 100 self.connect(self.host, self.user, self.passwd, self.db)
switches 0:0e018d759a2a 101
switches 0:0e018d759a2a 102 def disconnect(self):
switches 0:0e018d759a2a 103 """ Close DB connection
switches 0:0e018d759a2a 104 """
switches 0:0e018d759a2a 105 if self.db_object:
switches 0:0e018d759a2a 106 self.db_object.close()
switches 0:0e018d759a2a 107 self.db_object = None
switches 0:0e018d759a2a 108 self.db_type = None
switches 0:0e018d759a2a 109
switches 0:0e018d759a2a 110 def escape_string(self, str):
switches 0:0e018d759a2a 111 """ Escapes string so it can be put in SQL query between quotes
switches 0:0e018d759a2a 112 """
switches 0:0e018d759a2a 113 con = self.db_object
switches 0:0e018d759a2a 114 result = con.escape_string(str)
switches 0:0e018d759a2a 115 return result if result else ''
switches 0:0e018d759a2a 116
switches 0:0e018d759a2a 117 def select_all(self, query):
switches 0:0e018d759a2a 118 """ Execute SELECT query and get all results
switches 0:0e018d759a2a 119 """
switches 0:0e018d759a2a 120 con = self.db_object
switches 0:0e018d759a2a 121 cur = con.cursor(mdb.cursors.DictCursor)
switches 0:0e018d759a2a 122 cur.execute(query)
switches 0:0e018d759a2a 123 rows = cur.fetchall()
switches 0:0e018d759a2a 124 return rows
switches 0:0e018d759a2a 125
switches 0:0e018d759a2a 126 def insert(self, query, commit=True):
switches 0:0e018d759a2a 127 """ Execute INSERT query, define if you want to commit
switches 0:0e018d759a2a 128 """
switches 0:0e018d759a2a 129 con = self.db_object
switches 0:0e018d759a2a 130 cur = con.cursor()
switches 0:0e018d759a2a 131 cur.execute(query)
switches 0:0e018d759a2a 132 if commit:
switches 0:0e018d759a2a 133 con.commit()
switches 0:0e018d759a2a 134 return cur.lastrowid
switches 0:0e018d759a2a 135
switches 0:0e018d759a2a 136 def get_next_build_id(self, name, desc='', location='', type=None, status=None):
switches 0:0e018d759a2a 137 """ Insert new build_id (DB unique build like ID number to send all test results)
switches 0:0e018d759a2a 138 """
switches 0:0e018d759a2a 139 if status is None:
switches 0:0e018d759a2a 140 status = self.BUILD_ID_STATUS_STARTED
switches 0:0e018d759a2a 141
switches 0:0e018d759a2a 142 if type is None:
switches 0:0e018d759a2a 143 type = self.BUILD_ID_TYPE_TEST
switches 0:0e018d759a2a 144
switches 0:0e018d759a2a 145 query = """INSERT INTO `%s` (%s_name, %s_desc, %s_location, %s_type_fk, %s_status_fk)
switches 0:0e018d759a2a 146 VALUES ('%s', '%s', '%s', %d, %d)"""% (self.TABLE_BUILD_ID,
switches 0:0e018d759a2a 147 self.TABLE_BUILD_ID,
switches 0:0e018d759a2a 148 self.TABLE_BUILD_ID,
switches 0:0e018d759a2a 149 self.TABLE_BUILD_ID,
switches 0:0e018d759a2a 150 self.TABLE_BUILD_ID,
switches 0:0e018d759a2a 151 self.TABLE_BUILD_ID,
switches 0:0e018d759a2a 152 self.escape_string(name),
switches 0:0e018d759a2a 153 self.escape_string(desc),
switches 0:0e018d759a2a 154 self.escape_string(location),
switches 0:0e018d759a2a 155 type,
switches 0:0e018d759a2a 156 status)
switches 0:0e018d759a2a 157 index = self.insert(query) # Provide inserted record PK
switches 0:0e018d759a2a 158 return index
switches 0:0e018d759a2a 159
switches 0:0e018d759a2a 160 def get_table_entry_pk(self, table, column, value, update_db=True):
switches 0:0e018d759a2a 161 """ Checks for entries in tables with two columns (<TABLE_NAME>_pk, <column>)
switches 0:0e018d759a2a 162 If update_db is True updates table entry if value in specified column doesn't exist
switches 0:0e018d759a2a 163 """
switches 0:0e018d759a2a 164 # TODO: table buffering
switches 0:0e018d759a2a 165 result = None
switches 0:0e018d759a2a 166 table_pk = '%s_pk'% table
switches 0:0e018d759a2a 167 query = """SELECT `%s`
switches 0:0e018d759a2a 168 FROM `%s`
switches 0:0e018d759a2a 169 WHERE `%s`='%s'"""% (table_pk,
switches 0:0e018d759a2a 170 table,
switches 0:0e018d759a2a 171 column,
switches 0:0e018d759a2a 172 self.escape_string(value))
switches 0:0e018d759a2a 173 rows = self.select_all(query)
switches 0:0e018d759a2a 174 if len(rows) == 1:
switches 0:0e018d759a2a 175 result = rows[0][table_pk]
switches 0:0e018d759a2a 176 elif len(rows) == 0 and update_db:
switches 0:0e018d759a2a 177 # Update DB with new value
switches 0:0e018d759a2a 178 result = self.update_table_entry(table, column, value)
switches 0:0e018d759a2a 179 return result
switches 0:0e018d759a2a 180
switches 0:0e018d759a2a 181 def update_table_entry(self, table, column, value):
switches 0:0e018d759a2a 182 """ Updates table entry if value in specified column doesn't exist
switches 0:0e018d759a2a 183 Locks table to perform atomic read + update
switches 0:0e018d759a2a 184 """
switches 0:0e018d759a2a 185 result = None
switches 0:0e018d759a2a 186 con = self.db_object
switches 0:0e018d759a2a 187 cur = con.cursor()
switches 0:0e018d759a2a 188 cur.execute("LOCK TABLES `%s` WRITE"% table)
switches 0:0e018d759a2a 189 table_pk = '%s_pk'% table
switches 0:0e018d759a2a 190 query = """SELECT `%s`
switches 0:0e018d759a2a 191 FROM `%s`
switches 0:0e018d759a2a 192 WHERE `%s`='%s'"""% (table_pk,
switches 0:0e018d759a2a 193 table,
switches 0:0e018d759a2a 194 column,
switches 0:0e018d759a2a 195 self.escape_string(value))
switches 0:0e018d759a2a 196 cur.execute(query)
switches 0:0e018d759a2a 197 rows = cur.fetchall()
switches 0:0e018d759a2a 198 if len(rows) == 0:
switches 0:0e018d759a2a 199 query = """INSERT INTO `%s` (%s)
switches 0:0e018d759a2a 200 VALUES ('%s')"""% (table,
switches 0:0e018d759a2a 201 column,
switches 0:0e018d759a2a 202 self.escape_string(value))
switches 0:0e018d759a2a 203 cur.execute(query)
switches 0:0e018d759a2a 204 result = cur.lastrowid
switches 0:0e018d759a2a 205 con.commit()
switches 0:0e018d759a2a 206 cur.execute("UNLOCK TABLES")
switches 0:0e018d759a2a 207 return result
switches 0:0e018d759a2a 208
switches 0:0e018d759a2a 209 def update_build_id_info(self, build_id, **kw):
switches 0:0e018d759a2a 210 """ Update additional data inside build_id table
switches 0:0e018d759a2a 211 Examples:
switches 0:0e018d759a2a 212 db.update_build_id_info(build_id, _status_fk=self.BUILD_ID_STATUS_COMPLETED, _shuffle_seed=0.0123456789):
switches 0:0e018d759a2a 213 """
switches 0:0e018d759a2a 214 if len(kw):
switches 0:0e018d759a2a 215 con = self.db_object
switches 0:0e018d759a2a 216 cur = con.cursor()
switches 0:0e018d759a2a 217 # Prepare UPDATE query
switches 0:0e018d759a2a 218 # ["`mtest_build_id_pk`=[value-1]", "`mtest_build_id_name`=[value-2]", "`mtest_build_id_desc`=[value-3]"]
switches 0:0e018d759a2a 219 set_list = []
switches 0:0e018d759a2a 220 for col_sufix in kw:
switches 0:0e018d759a2a 221 assign_str = "`%s%s`='%s'"% (self.TABLE_BUILD_ID, col_sufix, self.escape_string(str(kw[col_sufix])))
switches 0:0e018d759a2a 222 set_list.append(assign_str)
switches 0:0e018d759a2a 223 set_str = ', '.join(set_list)
switches 0:0e018d759a2a 224 query = """UPDATE `%s`
switches 0:0e018d759a2a 225 SET %s
switches 0:0e018d759a2a 226 WHERE `mtest_build_id_pk`=%d"""% (self.TABLE_BUILD_ID,
switches 0:0e018d759a2a 227 set_str,
switches 0:0e018d759a2a 228 build_id)
switches 0:0e018d759a2a 229 cur.execute(query)
switches 0:0e018d759a2a 230 con.commit()
switches 0:0e018d759a2a 231
switches 0:0e018d759a2a 232 def insert_test_entry(self, build_id, target, toolchain, test_type, test_id, test_result, test_output, test_time, test_timeout, test_loop, test_extra=''):
switches 0:0e018d759a2a 233 """ Inserts test result entry to database. All checks regarding existing
switches 0:0e018d759a2a 234 toolchain names in DB are performed.
switches 0:0e018d759a2a 235 If some data is missing DB will be updated
switches 0:0e018d759a2a 236 """
switches 0:0e018d759a2a 237 # Get all table FK and if entry is new try to insert new value
switches 0:0e018d759a2a 238 target_fk = self.get_table_entry_pk(self.TABLE_TARGET, self.TABLE_TARGET + '_name', target)
switches 0:0e018d759a2a 239 toolchain_fk = self.get_table_entry_pk(self.TABLE_TOOLCHAIN, self.TABLE_TOOLCHAIN + '_name', toolchain)
switches 0:0e018d759a2a 240 test_type_fk = self.get_table_entry_pk(self.TABLE_TEST_TYPE, self.TABLE_TEST_TYPE + '_name', test_type)
switches 0:0e018d759a2a 241 test_id_fk = self.get_table_entry_pk(self.TABLE_TEST_ID, self.TABLE_TEST_ID + '_name', test_id)
switches 0:0e018d759a2a 242 test_result_fk = self.get_table_entry_pk(self.TABLE_TEST_RESULT, self.TABLE_TEST_RESULT + '_name', test_result)
switches 0:0e018d759a2a 243
switches 0:0e018d759a2a 244 con = self.db_object
switches 0:0e018d759a2a 245 cur = con.cursor()
switches 0:0e018d759a2a 246
switches 0:0e018d759a2a 247 query = """ INSERT INTO `%s` (`mtest_build_id_fk`,
switches 0:0e018d759a2a 248 `mtest_target_fk`,
switches 0:0e018d759a2a 249 `mtest_toolchain_fk`,
switches 0:0e018d759a2a 250 `mtest_test_type_fk`,
switches 0:0e018d759a2a 251 `mtest_test_id_fk`,
switches 0:0e018d759a2a 252 `mtest_test_result_fk`,
switches 0:0e018d759a2a 253 `mtest_test_output`,
switches 0:0e018d759a2a 254 `mtest_test_time`,
switches 0:0e018d759a2a 255 `mtest_test_timeout`,
switches 0:0e018d759a2a 256 `mtest_test_loop_no`,
switches 0:0e018d759a2a 257 `mtest_test_result_extra`)
switches 0:0e018d759a2a 258 VALUES (%d, %d, %d, %d, %d, %d, '%s', %.2f, %.2f, %d, '%s')"""% (self.TABLE_TEST_ENTRY,
switches 0:0e018d759a2a 259 build_id,
switches 0:0e018d759a2a 260 target_fk,
switches 0:0e018d759a2a 261 toolchain_fk,
switches 0:0e018d759a2a 262 test_type_fk,
switches 0:0e018d759a2a 263 test_id_fk,
switches 0:0e018d759a2a 264 test_result_fk,
switches 0:0e018d759a2a 265 self.escape_string(test_output),
switches 0:0e018d759a2a 266 test_time,
switches 0:0e018d759a2a 267 test_timeout,
switches 0:0e018d759a2a 268 test_loop,
switches 0:0e018d759a2a 269 self.escape_string(test_extra))
switches 0:0e018d759a2a 270 cur.execute(query)
switches 0:0e018d759a2a 271 con.commit()