---
Hey team,
Not sure if anyone else ran into this issue yet, but I've noticed b4
sometimes fails with a dns timeout when running `notmuch-am`. It looks
Why would it hit internet in the first place? In our environment it does not
have to, does it?
like it has something to do with dkim verification?
I've recorded this bug in the repo until anyone can figure out a good
workaround.
Cheers,
Will
todo/dns-timeout | 43 +++++++++++++++++++++++++++++++++++++++++++
1 file changed, 43 insertions(+)
create mode 100644 todo/dns-timeout
diff --git a/todo/dns-timeout b/todo/dns-timeout
new file mode 100644
index 0000000..8899454
--- /dev/null+++ b/todo/dns-timeout
@@ -0,0 +1,43 @@
+n: DNS Timeout+d: b4 sometimes fails with a DNS timeout, need to figure out why this happens, and if there's a way to bypass dkim domain checks.+t: bug,dkim+i: 1618841594.518946778-jb55@jb55.com++backtrace:++Analyzing 2 messages in the thread+---+Writing ./v3_20210416_ben_nixos_gmnisrv_init.mbx+Traceback (most recent call last):+ File "/nix/store/y5vqbq3x551chz3dj9i0zjzm7sxg5vnb-b4-0.6.2/bin/.b4-wrapped", line 9, in <module>+ sys.exit(cmd())+ File "/nix/store/y5vqbq3x551chz3dj9i0zjzm7sxg5vnb-b4-0.6.2/lib/python3.8/site-packages/b4/command.py", line 213, in cmd+ cmdargs.func(cmdargs)+ File "/nix/store/y5vqbq3x551chz3dj9i0zjzm7sxg5vnb-b4-0.6.2/lib/python3.8/site-packages/b4/command.py", line 40, in cmd_am+ b4.mbox.main(cmdargs)+ File "/nix/store/y5vqbq3x551chz3dj9i0zjzm7sxg5vnb-b4-0.6.2/lib/python3.8/site-packages/b4/mbox.py", line 538, in main+ mbox_to_am(threadfile, cmdargs)+ File "/nix/store/y5vqbq3x551chz3dj9i0zjzm7sxg5vnb-b4-0.6.2/lib/python3.8/site-packages/b4/mbox.py", line 114, in mbox_to_am+ am_mbx = lser.save_am_mbox(mbx, noaddtrailers=cmdargs.noaddtrailers,+ File "/nix/store/y5vqbq3x551chz3dj9i0zjzm7sxg5vnb-b4-0.6.2/lib/python3.8/site-packages/b4/__init__.py", line 535, in save_am_mbox+ if latt and latt.validate(lmsg.msg):+ File "/nix/store/y5vqbq3x551chz3dj9i0zjzm7sxg5vnb-b4-0.6.2/lib/python3.8/site-packages/b4/__init__.py", line 1915, in validate+ self.lsig = LoreAttestationSignatureDKIM(msg)+ File "/nix/store/y5vqbq3x551chz3dj9i0zjzm7sxg5vnb-b4-0.6.2/lib/python3.8/site-packages/b4/__init__.py", line 1707, in __init__+ res = dkim.verify(self.msg.as_bytes(), dnsfunc=dkim_get_txt)+ File "/nix/store/y995b8xjx986sz3v9643myd9q0myf4gj-python3.8-dkimpy-1.0.5/lib/python3.8/site-packages/dkim/__init__.py", line 1352, in verify+ return d.verify(dnsfunc=dnsfunc)+ File "/nix/store/y995b8xjx986sz3v9643myd9q0myf4gj-python3.8-dkimpy-1.0.5/lib/python3.8/site-packages/dkim/__init__.py", line 940, in verify+ return self.verify_sig(sig, include_headers, sigheaders[idx], dnsfunc)+ File "/nix/store/y995b8xjx986sz3v9643myd9q0myf4gj-python3.8-dkimpy-1.0.5/lib/python3.8/site-packages/dkim/__init__.py", line 773, in verify_sig+ self.pk, self.keysize, self.ktag, self.seqtlsrpt = load_pk_from_dns(name,+ File "/nix/store/y995b8xjx986sz3v9643myd9q0myf4gj-python3.8-dkimpy-1.0.5/lib/python3.8/site-packages/dkim/__init__.py", line 481, in load_pk_from_dns+ s = dnsfunc(name, timeout=timeout)+ File "/nix/store/y5vqbq3x551chz3dj9i0zjzm7sxg5vnb-b4-0.6.2/lib/python3.8/site-packages/b4/__init__.py", line 2452, in dkim_get_txt+ a = _resolver.resolve(lookup, dns.rdatatype.TXT, raise_on_no_answer=False, lifetime=timeout, search=True)+ File "/nix/store/ih0gs9ynv83jjsiq6h32dh28fd1ykxp0-python3.8-dnspython-2.0.0/lib/python3.8/site-packages/dns/resolver.py", line 1043, in resolve+ timeout = self._compute_timeout(start, lifetime)+ File "/nix/store/ih0gs9ynv83jjsiq6h32dh28fd1ykxp0-python3.8-dnspython-2.0.0/lib/python3.8/site-packages/dns/resolver.py", line 950, in _compute_timeout+ raise Timeout(timeout=duration)+dns.exception.Timeout: The DNS operation timed out after 5.4021406173706055 seconds+
--
2.30.0