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# $Id$
"""
Start at the RPKI daemon. This isn't real yet. So far it's just a
framework onto which I'm bolting various parts for testing.
"""
import tlslite.api, MySQLdb, xml.sax, lxml.etree, lxml.sax, POW, POW.pkix, traceback
import rpki.https, rpki.config, rpki.resource_set, rpki.up_down, rpki.left_right, rpki.relaxng, rpki.cms, rpki.exceptions
def decode(msg, cms_ta):
return lxml.etree.fromstring(rpki.cms.decode(msg, cms_ta))
def encode(msg, cms_key, cms_certs):
return rpki.cms.encode(lxml.etree.tostring(msg, pretty_print=True, encoding="us-ascii", xml_declaration=True), cms_key, cms_certs)
def left_right_handler(query, path):
try:
q_elt = decode(query, cms_ta_irbe)
rpki.relaxng.left_right.assertValid(q_elt)
q_msg = rpki.left_right.sax_handler.saxify(q_elt)
r_msg = q_msg.serve_top_level(db, cur)
r_elt = r_msg.toXML()
rpki.relaxng.left_right.assertValid(r_elt)
return 200, encode(r_elt, cms_key, cms_certs)
except Exception, data:
traceback.print_exc()
return 500, "Unhandled exception %s" % data
def up_down_handler(query, path):
try:
child_id = path.partition("/up-down/")[2]
if not child_id.isdigit():
raise rpki.exceptions.BadContactURL, "Bad path: %s" % path
child = rpki.left_right.child_elt.sql_fetch(db, cur, long(child_id))
if child is None:
raise rpki.exceptions.NotFound, "Could not find CMS TA to verify request"
bsc = rpki.left_right.bsc_elt.sql_fetch(db, cur, child.bsc_id)
q_elt = decode(query, child.peer_ta)
rpki.relaxng.up_down.assertValid(q_elt)
q_msg = rpki.up_down.sax_handler.saxify(q_elt)
r_msg = q_msg.serve_top_level(db, cur)
r_elt = r_msg.toXML()
rpki.relaxng.up_down.assertValid(r_elt)
return 200, encode(r_elt, bsc.private_key_id, bsc.signing_cert)
except Exception, data:
traceback.print_exc()
return 500, "Unhandled exception %s" % data
def cronjob_handler(query, path):
raise NotImplementedError
cfg = rpki.config.parser("re.conf")
section = "rpki"
db = MySQLdb.connect(user = cfg.get(section, "sql-username"),
db = cfg.get(section, "sql-database"),
passwd = cfg.get(section, "sql-password"))
cur = db.cursor()
cms_ta_irdb = cfg.get(section, "cms-ta-irdb")
cms_ta_irbe = cfg.get(section, "cms-ta-irbe")
cms_key = cfg.get(section, "cms-key")
cms_certs = cfg.multiget(section, "cms-cert")
https_key = rpki.x509.RSA_Keypair(PEM_file = cfg.get(section, "https-key"))
https_certs = certChain = rpki.x509.X509_chain()
https_certs.load_from_PEM(cfg.multiget(section, "https-cert"))
rpki.https.server(privateKey=https_key, certChain=https_certs,
handlers=(("/left-right", left_right_handler),
("/up-down/", up_down_handler),
("/cronjob", cronjob_handler)))
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