### Author: <lefred@inuits.be> global mysql_user mysql_user = os.getenv('DSTAT_MYSQL_USER') or os.getenv('USER') global mysql_pwd mysql_pwd = os.getenv('DSTAT_MYSQL_PWD') class dstat_plugin(dstat): """ Plugin for MySQL 5 commands. """ def __init__(self): self.name = 'mysql5 cmds' self.nick = ('sel', 'ins','upd','del') self.vars = ('Com_select', 'Com_insert','Com_update','Com_delete') self.type = 'd' self.width = 5 self.scale = 1 def check(self): global MySQLdb import MySQLdb try: self.db = MySQLdb.connect(user=mysql_user, passwd=mysql_pwd) except Exception, e: raise Exception, 'Cannot interface with MySQL server: %s' % e def extract(self): try: c = self.db.cursor() for name in self.vars: c.execute("""show global status like '%s';""" % name) line = c.fetchone() if line[0] in self.vars: self.set2[line[0]] = long(line[1]) for name in self.vars: self.val[name] = self.set2[name] * 1.0 / elapsed if step == op.delay: self.set1.update(self.set2) except Exception, e: for name in self.vars: self.val[name] = -1 # vim:ts=4:sw=4:et

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