def add_dkim_signature(msg: Message, email_domain: str):
delete_header(msg, "DKIM-Signature")
# Specify headers in "byte" form
# Generate message signature
sig = dkim.sign(
to_bytes(msg),
DKIM_SELECTOR,
email_domain.encode(),
DKIM_PRIVATE_KEY.encode(),
include_headers=DKIM_HEADERS,
)
sig = sig.decode()
# remove linebreaks from sig
sig = sig.replace("\n", " ").replace("\r", "")
msg["DKIM-Signature"] = sig[len("DKIM-Signature: ") :]
def add_dkim_signature_with_header(msg: Message, email_domain: str,
dkim_headers: [bytes]):
delete_header(msg, "DKIM-Signature")
# Specify headers in "byte" form
# Generate message signature
if DKIM_PRIVATE_KEY:
sig = dkim.sign(
to_bytes(msg),
DKIM_SELECTOR,
email_domain.encode(),
DKIM_PRIVATE_KEY.encode(),
include_headers=dkim_headers,
)
sig = sig.decode()
# remove linebreaks from sig
sig = sig.replace("\n", " ").replace("\r", "")
msg[headers.DKIM_SIGNATURE] = sig[len("DKIM-Signature: "):]
def add_dkim_signature(msg: Message, email_domain: str):
if msg["DKIM-Signature"]:
LOG.d("Remove DKIM-Signature %s", msg["DKIM-Signature"])
del msg["DKIM-Signature"]
# Specify headers in "byte" form
# Generate message signature
sig = dkim.sign(
msg.as_string().encode(),
DKIM_SELECTOR,
email_domain.encode(),
DKIM_PRIVATE_KEY.encode(),
include_headers=DKIM_HEADERS,
)
sig = sig.decode()
# remove linebreaks from sig
sig = sig.replace("\n", " ").replace("\r", "")
msg.add_header("DKIM-Signature", sig[len("DKIM-Signature: "):])
