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if requesting a tls certificate through acme fails, put any validation error messages provided by the acme server in the error message

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so users can understand what is going on. e.g. a CAA record that doesn't allow
a CA to sign a certificate. previously, the error message would just be "no
viable challenge type found", which doesn't help the user.
This commit is contained in:
Mechiel Lukkien 2023-10-13 09:28:01 +02:00
parent 14d09bb308
commit 7d28d80191
No known key found for this signature in database
4 changed files with 19 additions and 4 deletions
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2
go.mod
View file

@ -4,7 +4,7 @@ go 1.20
require (
github.com/mjl-/adns v0.0.0-20231009145311-e3834995f16c
github.com/mjl-/autocert v0.0.0-20231009155929-d0d48f2f0290
github.com/mjl-/autocert v0.0.0-20231013072455-c361ae2e20a6
github.com/mjl-/bstore v0.0.2
github.com/mjl-/sconf v0.0.5
github.com/mjl-/sherpa v0.6.6

2
go.sum
View file

@ -149,6 +149,8 @@ github.com/mjl-/adns v0.0.0-20231009145311-e3834995f16c h1:ZOr9KnCxfAwJWSeZn8Qs6
github.com/mjl-/adns v0.0.0-20231009145311-e3834995f16c/go.mod h1:JWhGACVviyVUEra9Zv1M8JMkDVXArVt+AIXjTXtuwb4=
github.com/mjl-/autocert v0.0.0-20231009155929-d0d48f2f0290 h1:0hCRSu8+XCZ2cSRW+ZtP/7L5wMYjOKFSQthoyj+4cN8=
github.com/mjl-/autocert v0.0.0-20231009155929-d0d48f2f0290/go.mod h1:taMFU86abMxKLPV4Bynhv8enbYmS67b8LG80qZv2Qus=
github.com/mjl-/autocert v0.0.0-20231013072455-c361ae2e20a6 h1:TEXyTghAN9pmV2ffzdnhmzkML08e1Z/oGywJ9eunbRI=
github.com/mjl-/autocert v0.0.0-20231013072455-c361ae2e20a6/go.mod h1:taMFU86abMxKLPV4Bynhv8enbYmS67b8LG80qZv2Qus=
github.com/mjl-/bstore v0.0.2 h1:4fdpIOY/+Dv1dBHyzdqa4PD90p8Mz86FeyRpI4qcehw=
github.com/mjl-/bstore v0.0.2/go.mod h1:/cD25FNBaDfvL/plFRxI3Ba3E+wcB0XVOS8nJDqndg0=
github.com/mjl-/sconf v0.0.5 h1:4CMUTENpSnaeP2g6RKtrs8udTxnJgjX2MCCovxGId6s=

15
vendor/github.com/mjl-/autocert/autocert.go generated vendored
View file

@ -725,6 +725,7 @@ func (m *Manager) verifyRFC(ctx context.Context, client *acme.Client, domain str
// it will most likely not work on another order's authorization either.
challengeTypes := m.supportedChallengeTypes()
nextTyp := 0 // challengeTypes index
var authErrs []error // Validation errors, possibly hinting at a solution.
AuthorizeOrderLoop:
for {
o, err := client.AuthorizeOrder(ctx, acme.DomainIDs(domain))
@ -765,18 +766,29 @@ AuthorizeOrderLoop:
nextTyp++
}
if chal == nil {
return nil, fmt.Errorf("acme/autocert: unable to satisfy %q for domain %q: no viable challenge type found", z.URI, domain)
details := ""
if len(authErrs) > 0 {
details = " (failures: " + authErrs[0].Error()
for _, err := range authErrs[1:] {
details += "; " + err.Error()
}
details += ")"
}
return nil, fmt.Errorf("acme/autocert: unable to satisfy %q for domain %q: no viable challenge type found%s", z.URI, domain, details)
}
// Respond to the challenge and wait for validation result.
cleanup, err := m.fulfill(ctx, client, chal, domain)
if err != nil {
authErrs = append(authErrs, fmt.Errorf("challenge %s: preparing response for validation: %v", chal.Type, err))
continue AuthorizeOrderLoop
}
defer cleanup()
if _, err := client.Accept(ctx, chal); err != nil {
authErrs = append(authErrs, fmt.Errorf("challenge %s: requesting validation: %v", chal.Type, err))
continue AuthorizeOrderLoop
}
if _, err := client.WaitAuthorization(ctx, z.URI); err != nil {
authErrs = append(authErrs, fmt.Errorf("challenge %s: %v", chal.Type, err))
continue AuthorizeOrderLoop
}
}
@ -785,6 +797,7 @@ AuthorizeOrderLoop:
// Wait for the CA to update the order status.
o, err = client.WaitOrder(ctx, o.URI)
if err != nil {
authErrs = append(authErrs, fmt.Errorf("waiting for order: %v", err))
continue AuthorizeOrderLoop
}
return o, nil

2
vendor/modules.txt vendored
View file

@ -17,7 +17,7 @@ github.com/mjl-/adns
github.com/mjl-/adns/internal/bytealg
github.com/mjl-/adns/internal/itoa
github.com/mjl-/adns/internal/singleflight
# github.com/mjl-/autocert v0.0.0-20231009155929-d0d48f2f0290
# github.com/mjl-/autocert v0.0.0-20231013072455-c361ae2e20a6
## explicit; go 1.20
github.com/mjl-/autocert
# github.com/mjl-/bstore v0.0.2