59 lines
2.6 KiB
Python
59 lines
2.6 KiB
Python
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import falcon
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import logging
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import json
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import hashlib
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from certidude import authority
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from certidude.auth import login_required, authorize_admin
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from certidude.decorators import csrf_protection
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from xattr import getxattr
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logger = logging.getLogger(__name__)
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class SignedCertificateDetailResource(object):
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def on_get(self, req, resp, cn):
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preferred_type = req.client_prefers(("application/json", "application/x-pem-file"))
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try:
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path, buf, cert, signed, expires = authority.get_signed(cn)
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except EnvironmentError:
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logger.warning("Failed to serve non-existant certificate %s to %s",
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cn, req.context.get("remote_addr"))
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raise falcon.HTTPNotFound()
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if preferred_type == "application/x-pem-file":
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resp.set_header("Content-Type", "application/x-pem-file")
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resp.set_header("Content-Disposition", ("attachment; filename=%s.pem" % cn))
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resp.body = buf
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logger.debug("Served certificate %s to %s as application/x-pem-file",
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cn, req.context.get("remote_addr"))
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elif preferred_type == "application/json":
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resp.set_header("Content-Type", "application/json")
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resp.set_header("Content-Disposition", ("attachment; filename=%s.json" % cn))
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try:
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signer_username = getxattr(path, "user.signature.username").decode("ascii")
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except IOError:
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signer_username = None
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resp.body = json.dumps(dict(
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common_name = cn,
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signer = signer_username,
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serial_number = "%x" % cert.serial_number,
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signed = cert["tbs_certificate"]["validity"]["not_before"].native.strftime("%Y-%m-%dT%H:%M:%S.%f")[:-3] + "Z",
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expires = cert["tbs_certificate"]["validity"]["not_after"].native.strftime("%Y-%m-%dT%H:%M:%S.%f")[:-3] + "Z",
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sha256sum = hashlib.sha256(buf).hexdigest()))
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logger.debug("Served certificate %s to %s as application/json",
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cn, req.context.get("remote_addr"))
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else:
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logger.debug("Client did not accept application/json or application/x-pem-file")
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raise falcon.HTTPUnsupportedMediaType(
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"Client did not accept application/json or application/x-pem-file")
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@csrf_protection
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@login_required
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@authorize_admin
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def on_delete(self, req, resp, cn):
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logger.info("Revoked certificate %s by %s from %s",
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cn, req.context.get("user"), req.context.get("remote_addr"))
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authority.revoke(cn)
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