def __init__(self, cfg, dbname):
object.__init__(self)
self.conn = QuickConn(cfg)
self.cursor = StatementCursor(self.conn, name='AdminConnection')
self.stmt = Statement('select')
self.dbname = dbname
self.set_path(cfg.get('database', 'export_path'))
def select_multisuite_union(suites, table, fields=None, clause=None):
stmt = Statement()
if fields is not None:
stmt.fields = fields
if clause is not None:
stmt.set_clause(clause)
stmts = [stmt.select(table='%s_%s' % (s, table)) for s in suites]
return ' UNION '.join(stmts)
class AdminConnection(object):
def __init__(self, cfg, dbname):
object.__init__(self)
self.conn = QuickConn(cfg)
self.cursor = StatementCursor(self.conn, name='AdminConnection')
self.stmt = Statement('select')
self.dbname = dbname
self.set_path(cfg.get('database', 'export_path'))
def set_path(self, directory):
self.path = directory
makepaths(self.path)
os.system('chmod 777 %s' % self.path)
def to_tsv(self, table, key=None):
self.stmt.table = table
query = self.stmt.select(order=key)
tsv = file(join(self.path, table + '.tsv'), 'w')
self.cursor.execute(query)
fields = [x[0] for x in self.cursor.description]
tsv.write('\t'.join(map(quote, fields))+'\n')
row = self.cursor.fetchone()
while row:
line = []
for field in row:
if field == None:
field = 'NULL'
else:
field = str(field)
line.append(quote(field))
tsv.write('\t'.join(line)+'\n')
row = self.cursor.fetchone()
tsv.close()
def set_table(self, table):
self.stmt.set_table(table)
def insert(self, table):
self.cursor.set_table(table)
tsv = Parser(join(self.path, table + '.tsv'))
for row in tsv:
self.cursor.insert(data=row)
def copyto(self, table):
path = join(self.path, table + '.bkup')
self.cursor.copyto(table, path)
def copyfrom(self, table):
path = join(self.path, table + '.bkup')
self.cursor.copyfrom(table, path)
def backup(self):
map(self.copyto, self.cursor.tables())
class AdminConnection(object):
def __init__(self, cfg, dbname):
object.__init__(self)
self.conn = QuickConn(cfg)
self.cursor = StatementCursor(self.conn, name='AdminConnection')
self.stmt = Statement('select')
self.dbname = dbname
self.set_path(cfg.get('database', 'export_path'))
def set_path(self, directory):
self.path = directory
makepaths(self.path)
os.system('chmod 777 %s' % self.path)
def to_tsv(self, table, key=None):
self.stmt.table = table
query = self.stmt.select(order=key)
tsv = file(join(self.path, table + '.tsv'), 'w')
self.cursor.execute(query)
fields = [x[0] for x in self.cursor.description]
tsv.write('\t'.join(map(quote, fields)) + '\n')
row = self.cursor.fetchone()
while row:
line = []
for field in row:
if field == None:
field = 'NULL'
else:
field = str(field)
line.append(quote(field))
tsv.write('\t'.join(line) + '\n')
row = self.cursor.fetchone()
tsv.close()
def set_table(self, table):
self.stmt.set_table(table)
def insert(self, table):
self.cursor.set_table(table)
tsv = Parser(join(self.path, table + '.tsv'))
for row in tsv:
self.cursor.insert(data=row)
def copyto(self, table):
path = join(self.path, table + '.bkup')
self.cursor.copyto(table, path)
def copyfrom(self, table):
path = join(self.path, table + '.bkup')
self.cursor.copyfrom(table, path)
def backup(self):
map(self.copyto, self.cursor.tables())
def approve_disk(self, diskname):
clause = Eq('diskname', diskname)
workspace = 'partition_workspace'
sql = Statement('select')
sql.table = workspace
sql.clause = clause
new_rows = sql.select(order='partition')
if diskname not in [r.diskname for r in self.cursor.select(table='disks')]:
self.cursor.insert(table='disks', data=dict(diskname=diskname))
else:
self.cursor.delete(table='partitions', clause=clause)
self.cursor.execute('insert into partitions %s' % new_rows)
def approve_disk(self, diskname):
clause = Eq('diskname', diskname)
workspace = 'partition_workspace'
sql = Statement('select')
sql.table = workspace
sql.clause = clause
new_rows = sql.select(order='partition')
if diskname not in [
r.diskname for r in self.cursor.select(table='disks')
]:
self.cursor.insert(table='disks', data=dict(diskname=diskname))
else:
self.cursor.delete(table='partitions', clause=clause)
self.cursor.execute('insert into partitions %s' % new_rows)
def __init__(self, cfg, dbname):
object.__init__(self)
self.conn = QuickConn(cfg)
self.cursor = StatementCursor(self.conn, name='AdminConnection')
self.stmt = Statement('select')
self.dbname = dbname
self.set_path(cfg.get('database', 'export_path'))
def __init__(self, dsn, name, parent=None, objname=None):
QSqlDatabase.__init__(self, "QPSQL7", name, parent, objname)
self.conn = BasicConnection(**dsn)
self.setDatabaseName(dsn["dbname"])
self.setHostName(dsn["host"])
self.dbuser = dsn["user"]
self.setUserName(self.dbuser)
self.stmt = Statement()
self.mcursor = StatementCursor(self.conn)
def select_multisuite_union(suites, table, fields=None, clause=None):
stmt = Statement()
if fields is not None:
stmt.fields = fields
if clause is not None:
stmt.set_clause(clause)
stmts = [stmt.select(table='%s_%s' % (s, table)) for s in suites]
return ' UNION '.join(stmts)
def __init__(self, conn, name=None):
CommandCursor.__init__(self, conn, name=name)
self.stmt = Statement('select')
class StatementCursor(CommandCursor):
def __init__(self, conn, name=None):
CommandCursor.__init__(self, conn, name=name)
self.stmt = Statement('select')
def set_table(self, table):
self.stmt.table = table
def set_clause(self, items, cmp='=', join='and'):
self.stmt.set_clause(items, cmp=cmp, join=join)
def set_data(self, data):
self.stmt.set(data)
def set_fields(self, fields):
self.stmt.fields = fields
def delete(self, table=None, clause=None):
query = self.stmt.delete(table=table, clause=clause)
self.execute(query)
def insert(self, table=None, data=None):
query = self.stmt.insert(table=table, data=data)
self.execute(query)
def update(self, table=None, data=None, clause=None):
query = self.stmt.update(table=table, data=data, clause=clause)
self.execute(query)
def select(self, fields=None, table=None, clause=None,
group=None, having=None, order=None):
query = self.stmt.select(fields=fields, table=table, clause=clause,
group=group, having=having, order=order)
self.execute(query)
return self.fetchall()
def iselect(self, fields=None, table=None, clause=None,
group=None, having=None, order=None):
query = self.stmt.select(fields=fields, table=table, clause=clause,
group=group, having=having, order=order)
self.execute(query)
self._already_selected = True
return self
def select_row(self, fields=None, table=None, clause=None,
group=None, having=None, order=None):
query = self.stmt.select(fields=fields, table=table, clause=clause,
group=group, having=having, order=order)
self.execute(query)
rows = len(self)
if rows == 1:
return self.next()
elif rows == 0:
raise NoExistError
else:
raise Error, 'bad row count %s' % rows
def delete_file(self, conn, field, clause):
row = self.select_row(fields=[field], clause=clause)
conn.removefile(int(row[field].name))
def update_file(self, conn, field, clause, fileobj):
self.delete_file(conn, field, clause)
newfile = self.file(conn)
update = {field :newfile.name}
newfile.write(fileobj.read())
newfile.close()
self.update(data=update, clause=clause)
def open_file(self, conn, field, clause):
row = self.select_row(fields=[field], clause=clause)
return self.openfile(conn, row[field].name)
def clear(self, **args):
self.stmt.clear(**args)
def __init__(self, conn, name=None):
CommandCursor.__init__(self, conn, name=name)
self.stmt = Statement('select')
class StatementCursor(CommandCursor):
def __init__(self, conn, name=None):
CommandCursor.__init__(self, conn, name=name)
self.stmt = Statement('select')
def set_table(self, table):
self.stmt.table = table
def set_clause(self, items, cmp='=', join='and'):
self.stmt.set_clause(items, cmp=cmp, join=join)
def set_data(self, data):
self.stmt.set(data)
def set_fields(self, fields):
self.stmt.fields = fields
def delete(self, table=None, clause=None):
query = self.stmt.delete(table=table, clause=clause)
self.execute(query)
def insert(self, table=None, data=None):
query = self.stmt.insert(table=table, data=data)
self.execute(query)
def update(self, table=None, data=None, clause=None):
query = self.stmt.update(table=table, data=data, clause=clause)
self.execute(query)
def select(self,
fields=None,
table=None,
clause=None,
group=None,
having=None,
order=None):
query = self.stmt.select(fields=fields,
table=table,
clause=clause,
group=group,
having=having,
order=order)
self.execute(query)
return self.fetchall()
def iselect(self,
fields=None,
table=None,
clause=None,
group=None,
having=None,
order=None):
query = self.stmt.select(fields=fields,
table=table,
clause=clause,
group=group,
having=having,
order=order)
self.execute(query)
self._already_selected = True
return self
def select_row(self,
fields=None,
table=None,
clause=None,
group=None,
having=None,
order=None):
query = self.stmt.select(fields=fields,
table=table,
clause=clause,
group=group,
having=having,
order=order)
self.execute(query)
rows = len(self)
if rows == 1:
return self.next()
elif rows == 0:
raise NoExistError
else:
raise Error, 'bad row count %s' % rows
def delete_file(self, conn, field, clause):
row = self.select_row(fields=[field], clause=clause)
conn.removefile(int(row[field].name))
def update_file(self, conn, field, clause, fileobj):
self.delete_file(conn, field, clause)
newfile = self.file(conn)
update = {field: newfile.name}
newfile.write(fileobj.read())
newfile.close()
self.update(data=update, clause=clause)
def open_file(self, conn, field, clause):
row = self.select_row(fields=[field], clause=clause)
return self.openfile(conn, row[field].name)
def clear(self, **args):
self.stmt.clear(**args)
def fields(self, table=None):
if table is None:
table = self.stmt.table
return CommandCursor.fields(self, table)
def commit(self):
CommandCursor.commit(self)
class BaseDatabase(QSqlDatabase):
def __init__(self, dsn, name, parent=None, objname=None):
QSqlDatabase.__init__(self, "QPSQL7", name, parent, objname)
self.conn = BasicConnection(**dsn)
self.setDatabaseName(dsn["dbname"])
self.setHostName(dsn["host"])
self.dbuser = dsn["user"]
self.setUserName(self.dbuser)
self.stmt = Statement()
self.mcursor = StatementCursor(self.conn)
def set_table(self, table):
self.stmt.table = table
def set_clause(self, items, cmp="=", join="and"):
self.stmt.set_clause(items, cmp=cmp, join=join)
def set_data(self, data):
self.stmt.set(data)
def set_fields(self, fields):
self.stmt.fields = fields
def qdelete(self, table=None, clause=None):
query = self.stmt.delete(table=table, clause=clause)
return self.execStatement(query)
def qinsert(self, table=None, data=None):
query = self.stmt.insert(table=table, data=data)
return self.execStatement(query)
def qupdate(self, table=None, data=None, clause=None):
query = self.stmt.update(table=table, data=data, clause=clause)
return self.execStatement(query)
def qselect(self, fields=None, table=None, clause=None, group=None, having=None, order=None):
query = self.stmt.select(fields=fields, table=table, clause=clause, group=group, having=having, order=order)
return self.execStatement(query)
def delete(self, table=None, clause=None):
query = self.stmt.delete(table=table, clause=clause)
return self.mcursor.execute(query)
def insert(self, table=None, data=None):
query = self.stmt.insert(table=table, data=data)
return self.mcursor.execute(query)
def update(self, table=None, data=None, clause=None):
query = self.stmt.update(table=table, data=data, clause=clause)
return self.mcursor.execute(query)
def select(self, fields=None, table=None, clause=None, group=None, having=None, order=None):
query = self.stmt.select(fields=fields, table=table, clause=clause, group=group, having=having, order=order)
self.mcursor.execute(query)
return self.mcursor.fetchall()
def select_row(self, fields=None, table=None, clause=None, group=None, having=None, order=None):
query = self.stmt.select(fields=fields, table=table, clause=clause, group=group, having=having, order=order)
self.mcursor.execute(query)
rows = len(self.mcursor)
if rows == 1:
return self.mcursor.next()
elif rows == 0:
raise NoExistError
else:
raise Error, "bad row count %s" % rows
def clear(self, **args):
self.stmt.clear(**args)
def stdclause(self, data):
return reduce(and_, [Eq(k, v) for k, v in data.items()])
def insertData(self, idcol, table, data, commit=True):
clause = self.stdclause(data)
try:
self.mcursor.select_row(fields=[idcol], table=table, clause=clause)
except NoExistError:
self.mcursor.insert(table=table, data=data)
if commit:
self.conn.commit()
def identifyData(self, idcol, table, data, commit=True):
clause = self.stdclause(data)
self.insertData(idcol, table, data, commit=commit)
return self.mcursor.select_row(fields=["*"], table=table, clause=clause)
def __init__(self, conn):
self.cmd = StatementCursor(conn, name='TableBrowser')
CList.__init__(self, 'Tables', name='TableBrowser')
self.set_rows(self.cmd.tables(), ['table'])
self.set_row_select(self.__hello__)
self.statement = Statement('select')
dbdriver = 'QPSQL7'
cfg = PaellaConfig('database')
app = QApplication(sys.argv)
db = QSqlDatabase.addDatabase(dbdriver)
if db:
db.setHostName(cfg['dbhost'])
db.setDatabaseName(cfg['dbname'])
db.setUserName(cfg['dbusername'])
db.open()
else:
raise Error, 'bad db'
s = Statement()
cursor = QSqlCursor(None, True, QSqlDatabase.database(dbdriver, True))
#s.table = 'suites'
s.table = 'gunny_templates'
#query = QSqlQuery(q)
#cursor = query
print cursor.execQuery(str(s))
#print q
print cursor.size()
print dir(cursor)
fields = cursor.driver().recordInfo(cursor)
for f in fields:
cursor.append(f)
cursor.setName(s.table)
#cursor.setMode(QSqlCursor.ReadOnly)
#cursor.execQuery(str(s))
