Commit Graph

46 Commits

Author SHA1 Message Date
Francis Lavoie
16724842d9
caddyhttp: Implement auto_https prefer_wildcard option (#6146)
* Allow specifying multiple `auto_https` options

* Implement `auto_https prefer_wildcard` option

* Adapt tests, add mock DNS module for config testing

* Rebase fix
2024-10-02 07:31:58 -06:00
Matt Holt
c8adb1b553
cmd: Better error handling when reloading (#6601)
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* caddyhttp: Limit auto-HTTPS error logs to 100 domains

* Improve error message and increase error size limit
2024-10-01 20:31:30 -06:00
Francis Lavoie
2faeac0a10
chore: Use slices package where possible (#6585)
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* chore: Use slices package where possible

* More, mostly using ContainsFunc

* Even more slice operations
2024-09-25 14:30:56 -06:00
Francis Lavoie
224316eaec
autohttps: Move log WARN to INFO, reduce confusion (#6185)
* autohttps: Move log WARN to INFO, reduce confusion

* Change implicit condition back to WARN

---------

Co-authored-by: Matthew Holt <mholt@users.noreply.github.com>
2024-05-20 13:14:39 -06:00
Matt Holt
81413caea2
caddytls: Upgrade ACMEz to v2; support ZeroSSL API; various fixes (#6229)
* WIP: acmez v2, CertMagic, and ZeroSSL issuer upgrades

* caddytls: ZeroSSLIssuer now uses ZeroSSL API instead of ACME

* Fix go.mod

* caddytls: Fix automation related to managers (fix #6060)

* Fix typo (appease linter)

* Fix HTTP validation with ZeroSSL API
2024-04-13 21:31:43 -04:00
Matthew Holt
83ef61de10
caddyhttp: Apply auto HTTPS redir to all interfaces (fix #6226) 2024-04-12 06:04:47 -06:00
Jacob Gadikian
d6f86cccf5
ci: use gci linter (#5708)
* use gofmput to format code

* use gci to format imports

* reconfigure gci

* linter autofixes

* rearrange imports a little

* export GOOS=windows golangci-lint run ./... --fix
2023-08-14 09:41:15 -06:00
Matt Holt
0e2c7e1d35
caddytls: Reuse certificate cache through reloads (#5623)
* caddytls: Don't purge cert cache on config reload

* Update CertMagic

This actually avoids reloading managed certs from storage
when already in the cache, d'oh.

* Fix bug; re-implement HasCertificateForSubject

* Update go.mod: CertMagic tag
2023-07-11 19:10:58 +00:00
Matt Holt
96919acc9d
caddyhttp: Refactor cert Managers (fix #5415) (#5533) 2023-05-15 10:47:30 -06:00
Francis Lavoie
e16a886814
caddytls: Eval replacer on automation policy subjects (#5459)
Also renamed the field to SubjectsRaw, which can be considered a breaking change but I don't expect this to affect much.
2023-03-27 21:16:22 +00:00
Francis Lavoie
e3d04ff86b
caddyhttp: Skip inserting HTTP->HTTPS redir if catch-all for both exist (#5051) 2022-09-19 22:11:19 -06:00
Matthew Holt
005c5a6382
Minor style adjustments for HTTP redir logging 2022-09-02 13:04:31 -06:00
Francis Lavoie
d062fb4020
caddyhttp: Copy logger config to HTTP server during AutoHTTPS (#4990) 2022-09-01 23:31:54 -04:00
Matthew Holt
886ba84baa
Fix #4822 and fix #4779
The fix for 4822 is the change at the top of the file, and
4779's fix is toward the bottom of the file.
2022-06-01 15:12:57 -06:00
Francis Lavoie
dcc98da4d2
caddyhttp: Improve listen addr error message for IPv6 (#4740) 2022-04-28 08:18:45 -06:00
Matthew Holt
d06d0e79f8
go.mod: Upgrade CertMagic to v0.16.0
Includes several breaking changes; code base updated accordingly.

- Added lots of context arguments
- Use fs.ErrNotExist
- Rename ACMEManager -> ACMEIssuer; CertificateManager -> Manager
2022-03-25 11:28:54 -06:00
Matthew Holt
6b385a36f9
caddyhttp: Don't attempt to manage Tailscale certs
If .ts.net domains are explicitly added to config,
don't try to manage a cert for them (it will fail, and our
implicit Tailscale module will
get those certs at run-time).
2022-03-02 13:42:38 -07:00
Matt Holt
57a708d189
caddytls: Support external certificate Managers (like Tailscale) (#4541)
Huge thank-you to Tailscale (https://tailscale.com) for making this change possible!
This is a great feature for Caddy and Tailscale is a great fit for a standard implementation.

* caddytls: GetCertificate modules; Tailscale

* Caddyfile support for get_certificate

Also fix AP provisioning in case of empty subject list (persist loaded
module on struct, much like Issuers, to surive reprovisioning).

And implement start of HTTP cert getter, still WIP.

* Update modules/caddytls/automation.go

Co-authored-by: Francis Lavoie <lavofr@gmail.com>

* Use tsclient package, check status for name

* Implement HTTP cert getter

And use reuse CertMagic's PEM functions for private keys.

* Remove cache option from Tailscale getter

Tailscale does its own caching and we don't need the added complexity...
for now, at least.

* Several updates

- Option to disable cert automation in auto HTTPS
- Support multiple cert managers
- Remove cache feature from cert manager modules
- Minor improvements to auto HTTPS logging

* Run go mod tidy

* Try to get certificates from Tailscale implicitly

Only for domains ending in .ts.net.

I think this is really cool!

Co-authored-by: Francis Lavoie <lavofr@gmail.com>
2022-02-17 15:40:34 -07:00
Francis Lavoie
6e6ce2be6b
caddyhttp: Fix HTTP->HTTPS redir not preferring HTTPS port if ambiguous (#4530) 2022-01-18 11:56:00 -07:00
Francis Lavoie
d789596bc0
caddyhttp: Implement better logic for inserting the HTTP->HTTPS redirs (#4033)
* caddyhttp: Implement better logic for inserting the HTTP->HTTPS redirs

* caddyhttp: Add integration test
2021-04-19 19:54:12 -06:00
Matthew Holt
90284e8017
httpcaddyfile: Fix default issuers when email provided
If `tls <email>` is used, we should apply that to all applicable default issuers, not drop them. This refactoring applies implicit ACME issuer settings from the tls directive to all default ACME issuers, like ZeroSSL.

We also consolidate some annoying logic and improve config validity checks.

Ref: https://caddy.community/t/error-obtaining-certificate-after-caddy-restart/11335/8
2021-02-02 16:17:26 -07:00
Matt Holt
e2c5c28597
caddyhttp: Implement handler abort; new 'abort' directive (close #3871) (#3983)
* caddyhttp: Implement handler abort; new 'abort' directive (close #3871)

* Move abort directive ordering; clean up redirects

Seems logical for the end-all of handlers to go at the... end.

The Connection header no longer needs to be set there, since Close is
true, and the static_response handler now does that.
2021-01-28 12:54:55 -07:00
Matthew Holt
63bda6a0dc
caddyhttp: Clean up internal auto-HTTPS redirect code
Refactor redirect route creation into own function.

Improve condition for appending port.
Fixes a bug manifested through new test case:
TestAutoHTTPRedirectsWithHTTPListenerFirstInAddresses
2020-12-10 14:36:46 -07:00
Dave Henderson
bd17eb205d
ci: Use golangci's github action for linting (#3794)
* ci: Use golangci's github action for linting

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Fix most of the staticcheck lint errors

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Fix the prealloc lint errors

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Fix the misspell lint errors

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Fix the varcheck lint errors

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Fix the errcheck lint errors

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Fix the bodyclose lint errors

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Fix the deadcode lint errors

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Fix the unused lint errors

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Fix the gosec lint errors

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Fix the gosimple lint errors

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Fix the ineffassign lint errors

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Fix the staticcheck lint errors

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Revert the misspell change, use a neutral English

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Remove broken golangci-lint CI job

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Re-add errantly-removed weakrand initialization

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* don't break the loop and return

* Removing extra handling for null rootKey

* unignore RegisterModule/RegisterAdapter

Co-authored-by: Mohammed Al Sahaf <msaa1990@gmail.com>

* single-line log message

Co-authored-by: Matt Holt <mholt@users.noreply.github.com>

* Fix lint after a1808b0dbf209c615e438a496d257ce5e3acdce2 was merged

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Revert ticker change, ignore it instead

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Ignore some of the write errors

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Remove blank line

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Use lifetime

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* close immediately

Co-authored-by: Matt Holt <mholt@users.noreply.github.com>

* Preallocate configVals

Signed-off-by: Dave Henderson <dhenderson@gmail.com>

* Update modules/caddytls/distributedstek/distributedstek.go

Co-authored-by: Mohammed Al Sahaf <msaa1990@gmail.com>
Co-authored-by: Matt Holt <mholt@users.noreply.github.com>
2020-11-22 14:50:29 -07:00
Matt Holt
13781e67ab
caddytls: Support multiple issuers (#3862)
* caddytls: Support multiple issuers

Defaults are Let's Encrypt and ZeroSSL.

There are probably bugs.

* Commit updated integration tests, d'oh

* Update go.mod
2020-11-16 11:05:55 -07:00
Matt Holt
66863aad3b
caddytls: Add support for ZeroSSL; add Caddyfile support for issuers (#3633)
* caddytls: Add support for ZeroSSL; add Caddyfile support for issuers

Configuring issuers explicitly in a Caddyfile is not easily compatible
with existing ACME-specific parameters such as email or acme_ca which
infer the kind of issuer it creates (this is complicated now because
the ZeroSSL issuer wraps the ACME issuer)... oh well, we can revisit
that later if we need to.

New Caddyfile global option:

    {
        cert_issuer <name> ...
    }

Or, alternatively, as a tls subdirective:

    tls {
        issuer <name> ...
    }

For example, to use ZeroSSL with an API key:

    {
        cert_issuser zerossl API_KEY
    }

For now, that still uses ZeroSSL's ACME endpoint; it fetches EAB
credentials for you. You can also provide the EAB credentials directly
just like any other ACME endpoint:

    {
        cert_issuer acme {
            eab KEY_ID MAC_KEY
        }
    }

All these examples use the new global option (or tls subdirective). You
can still use traditional/existing options with ZeroSSL, since it's
just another ACME endpoint:

    {
        acme_ca  https://acme.zerossl.com/v2/DV90
        acme_eab KEY_ID MAC_KEY
    }

That's all there is to it. You just can't mix-and-match acme_* options
with cert_issuer, because it becomes confusing/ambiguous/complicated to
merge the settings.

* Fix broken test

This test was asserting buggy behavior, oops - glad this branch both
discovers and fixes the bug at the same time!

* Fix broken test (post-merge)

* Update modules/caddytls/acmeissuer.go

Fix godoc comment

Co-authored-by: Francis Lavoie <lavofr@gmail.com>

* Add support for ZeroSSL's EAB-by-email endpoint

Also transform the ACMEIssuer into ZeroSSLIssuer implicitly if set to
the ZeroSSL endpoint without EAB (the ZeroSSLIssuer is needed to
generate EAB if not already provided); this is now possible with either
an API key or an email address.

* go.mod: Use latest certmagic, acmez, and x/net

* Wrap underlying logic rather than repeating it

Oops, duh

* Form-encode email info into request body for EAB endpoint

Co-authored-by: Francis Lavoie <lavofr@gmail.com>
2020-08-11 08:58:06 -06:00
Matthew Holt
2d1f7b9da8
caddyhttp: Auto-redirects from all bind addresses (fix #3443) 2020-06-03 10:56:26 -06:00
Matthew Holt
97ed9e111d
httpcaddyfile: Add nil check to prevent panic, fix validation logic
Panic would happen if an automation policy was specified in a singular
server block that had no hostnames in its address. Definitely an edge
case.

Fixed a bug related to checking for server blocks with a host-less key
that tried to make an automation policy. Previously if you had only two
server blocks like ":443" and another one at ":80", the one at ":443"
could not create a TLS automation policy because it thought it would
interfere with TLS automation for the block at ":80", but obviously that
key doesn't enable TLS because it is on the HTTP port. So now we are a
little smarter and count only non-HTTP-empty-hostname keys.

Also fixed a bug so that a key like "https://:1234" is sure to have TLS
enabled by giving it a TLS connection policy. (Relaxed conditions
slightly; the previous conditions were too strict, requiring there to be
a TLS conn policy already or a default SNI to be non-empty.)

Also clarified a comment thanks to feedback from @Mohammed90
2020-04-24 20:57:51 -06:00
Matthew Holt
100d19e3af
dangit, of course I would bork my git commit 2020-04-24 17:48:33 -06:00
Matthew Holt
ebf07f853b
caddyhttp: Fix auto redirects for catch-all HTTPS sites
Prior logic was not setting up redirects for the case when domain names
are not known, but the server still clearly has TLS enabled.
2020-04-24 17:36:52 -06:00
Matthew Holt
85f5f47f31
caddytls: Don't initialize default internal issuer unless necessary
Otherwise, a password prompt can occur unnecessarily.
2020-04-09 13:09:48 -06:00
Matthew Holt
8b2dbc52ec
core: Rename ParsedAddress -> NetworkAddress 2020-04-07 08:33:45 -06:00
Matthew Holt
4c43bf8cc8
caddyhttp: Always provision ACME issuers (fix terms agree error) 2020-03-23 12:21:39 -06:00
Matthew Holt
d692d503a3
tls/http: Fix auto-HTTPS logic w/rt default issuers (fixes #3164)
The comments in the code should explain the new logic thoroughly.
The basic problem for the issue was that we were overriding a catch-all
automation policy's explicitly-configured issuer with our own, for names
that we thought looked like public names. In other words, one could
configure an internal issuer for all names, but then our auto HTTPS
would create a new policy for public-looking names that uses the
default ACME issuer, because we assume public<==>ACME and
nonpublic<==>Internal, but that is not always the case. The new logic
still assumes nonpublic<==>Internal (on catch-all policies only), but
no longer assumes that public-looking names always use an ACME issuer.

Also fix a bug where HTTPPort and HTTPSPort from the HTTP app weren't
being carried through to ACME issuers properly. It required a bit of
refactoring.
2020-03-20 20:25:46 -06:00
Matthew Holt
fc7340e11a
httpcaddyfile: Many tls-related improvements including on-demand support
Holy heck this was complicated
2020-03-17 21:00:45 -06:00
Matthew Holt
0433f9d075
caddytls: Clean up some code related to automation 2020-03-15 21:22:26 -06:00
Matthew Holt
8f8ecd2e2a
Add missing license texts 2020-03-15 21:18:00 -06:00
Matthew Holt
7a4548c582
Some hotfixes for beta 16 2020-03-13 19:14:49 -06:00
Matt Holt
5a19db5dc2
v2: Implement 'pki' app powered by Smallstep for localhost certificates (#3125)
* pki: Initial commit of PKI app (WIP) (see #2502 and #3021)

* pki: Ability to use root/intermediates, and sign with root

* pki: Fix benign misnamings left over from copy+paste

* pki: Only install root if not already trusted

* Make HTTPS port the default; all names use auto-HTTPS; bug fixes

* Fix build - what happened to our CI tests??

* Fix go.mod
2020-03-13 11:06:08 -06:00
Matt Holt
2762f8f058
caddyhttp: New algorithm for auto HTTP->HTTPS redirects (fix #3127) (#3128)
It's still not perfect but I think it should be more correct for
slightly more complex configs. Might still fall apart for complex
configs that use on-demand TLS or at a large scale (workarounds are
to just implement your own redirects, very easy to do anyway).
2020-03-09 15:18:19 -06:00
Matthew Holt
217419f6d9
tls: Couple of quick fixes for 4d18587192 2020-03-07 11:47:55 -07:00
Matthew Holt
b8cba62643 Refactor for CertMagic v0.10; prepare for PKI app
This is a breaking change primarily in two areas:
 - Storage paths for certificates have changed
 - Slight changes to JSON config parameters

Huge improvements in this commit, to be detailed more in
the release notes.

The upcoming PKI app will be powered by Smallstep libraries.
2020-03-06 23:15:25 -07:00
Matthew Holt
f42b138fb1
tls: Avoid duplication AutomationPolicies for large quantities of names
This should greatly reduce memory usage at scale. Part of an overall
effort between Caddy 2 and CertMagic to optimize for large numbers of
names.
2020-02-14 11:14:52 -07:00
Matthew Holt
5c7ca7d96e
http: Split 2-phase auto-HTTPS into 3 phases
This is necessary to avoid a race for sockets. Both the HTTP servers and
CertMagic solvers will try to bind the HTTP/HTTPS ports, but we need to
make sure that our HTTP servers bind first. This is kind of a new thing
now that management is async in Caddy 2.

Also update to CertMagic 0.9.2, which fixes some async use cases at
scale.
2020-02-05 17:34:28 -07:00
Matthew Holt
e51e56a494
httpcaddyfile: Fix nested blocks; add handle directive; refactor
The fix that was initially put forth in #2971 was good, but only for
up to one layer of nesting. The real problem was that we forgot to
increment nesting when already inside a block if we saw another open
curly brace that opens another block (dispenser.go L157-158).

The new 'handle' directive allows HTTP Caddyfiles to be designed more
like nginx location blocks if the user prefers. Inside a handle block,
directives are still ordered just like they are outside of them, but
handler blocks at a given level of nesting are mutually exclusive.

This work benefitted from some refactoring and cleanup.
2020-01-16 17:08:52 -07:00
Matthew Holt
271b5af148
http: Refactor automatic HTTPS (fixes #2972)
This splits automatic HTTPS into two phases. The first provisions the
route matchers and uses them to build the domain set and configure
auto HTTP->HTTPS redirects. This happens before the rest of the
provisioning does.

The second phase takes place at the beginning of the app start. It
attaches pointers to the tls app to each server, and begins certificate
management for the domains that were found in the first phase.
2020-01-13 16:16:20 -07:00