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-rw-r--r--.github/workflows/lint.yml2
-rw-r--r--.golangci.yml4
-rw-r--r--caddyconfig/httpcaddyfile/pkiapp.go34
-rw-r--r--cmd/caddy/main.go8
-rw-r--r--modules/caddyhttp/caddyauth/caddyfile.go8
-rw-r--r--modules/caddyhttp/encode/caddyfile.go24
-rw-r--r--modules/caddyhttp/push/caddyfile.go14
-rw-r--r--modules/caddyhttp/push/link.go6
-rw-r--r--modules/caddyhttp/push/link_test.go2
-rw-r--r--modules/caddyhttp/responsematchers.go11
-rw-r--r--modules/caddyhttp/reverseproxy/selectionpolicies.go3
-rw-r--r--modules/caddyhttp/reverseproxy/streaming.go118
-rw-r--r--modules/caddyhttp/rewrite/caddyfile.go13
-rw-r--r--modules/caddyhttp/staticerror.go6
-rw-r--r--modules/caddyhttp/templates/caddyfile.go11
-rw-r--r--modules/caddyhttp/templates/templates.go22
-rw-r--r--modules/caddypki/acmeserver/caddyfile.go7
-rw-r--r--modules/logging/filewriter.go16
-rw-r--r--modules/logging/filterencoder.go16
-rw-r--r--modules/logging/netwriter.go7
20 files changed, 209 insertions, 123 deletions
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index c8580d3..7e56afc 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -34,7 +34,7 @@ jobs:
- name: golangci-lint
uses: golangci/golangci-lint-action@v3
with:
- version: v1.47
+ version: v1.50
# Windows times out frequently after about 5m50s if we don't set a longer timeout.
args: --timeout 10m
# Optional: show only new issues if it's a pull request. The default value is `false`.
diff --git a/.golangci.yml b/.golangci.yml
index 79fd8f2..c36821c 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -96,3 +96,7 @@ issues:
text: "G404" # G404: Insecure random number source (rand)
linters:
- gosec
+ - path: modules/caddyhttp/reverseproxy/streaming.go
+ text: "G404" # G404: Insecure random number source (rand)
+ linters:
+ - gosec
diff --git a/caddyconfig/httpcaddyfile/pkiapp.go b/caddyconfig/httpcaddyfile/pkiapp.go
index f8aba9f..a67ac99 100644
--- a/caddyconfig/httpcaddyfile/pkiapp.go
+++ b/caddyconfig/httpcaddyfile/pkiapp.go
@@ -26,23 +26,23 @@ func init() {
// parsePKIApp parses the global log option. Syntax:
//
-// pki {
-// ca [<id>] {
-// name <name>
-// root_cn <name>
-// intermediate_cn <name>
-// root {
-// cert <path>
-// key <path>
-// format <format>
-// }
-// intermediate {
-// cert <path>
-// key <path>
-// format <format>
-// }
-// }
-// }
+// pki {
+// ca [<id>] {
+// name <name>
+// root_cn <name>
+// intermediate_cn <name>
+// root {
+// cert <path>
+// key <path>
+// format <format>
+// }
+// intermediate {
+// cert <path>
+// key <path>
+// format <format>
+// }
+// }
+// }
//
// When the CA ID is unspecified, 'local' is assumed.
func parsePKIApp(d *caddyfile.Dispenser, existingVal any) (any, error) {
diff --git a/cmd/caddy/main.go b/cmd/caddy/main.go
index ee706d5..48fa149 100644
--- a/cmd/caddy/main.go
+++ b/cmd/caddy/main.go
@@ -19,10 +19,10 @@
// There is no need to modify the Caddy source code to customize your
// builds. You can easily build a custom Caddy with these simple steps:
//
-// 1. Copy this file (main.go) into a new folder
-// 2. Edit the imports below to include the modules you want plugged in
-// 3. Run `go mod init caddy`
-// 4. Run `go install` or `go build` - you now have a custom binary!
+// 1. Copy this file (main.go) into a new folder
+// 2. Edit the imports below to include the modules you want plugged in
+// 3. Run `go mod init caddy`
+// 4. Run `go install` or `go build` - you now have a custom binary!
//
// Or you can use xcaddy which does it all for you as a command:
// https://github.com/caddyserver/xcaddy
diff --git a/modules/caddyhttp/caddyauth/caddyfile.go b/modules/caddyhttp/caddyauth/caddyfile.go
index afa3808..05c0232 100644
--- a/modules/caddyhttp/caddyauth/caddyfile.go
+++ b/modules/caddyhttp/caddyauth/caddyfile.go
@@ -27,10 +27,10 @@ func init() {
// parseCaddyfile sets up the handler from Caddyfile tokens. Syntax:
//
-// basicauth [<matcher>] [<hash_algorithm> [<realm>]] {
-// <username> <hashed_password_base64> [<salt_base64>]
-// ...
-// }
+// basicauth [<matcher>] [<hash_algorithm> [<realm>]] {
+// <username> <hashed_password_base64> [<salt_base64>]
+// ...
+// }
//
// If no hash algorithm is supplied, bcrypt will be assumed.
func parseCaddyfile(h httpcaddyfile.Helper) (caddyhttp.MiddlewareHandler, error) {
diff --git a/modules/caddyhttp/encode/caddyfile.go b/modules/caddyhttp/encode/caddyfile.go
index 2541b1a..25d13f7 100644
--- a/modules/caddyhttp/encode/caddyfile.go
+++ b/modules/caddyhttp/encode/caddyfile.go
@@ -39,18 +39,18 @@ func parseCaddyfile(h httpcaddyfile.Helper) (caddyhttp.MiddlewareHandler, error)
// UnmarshalCaddyfile sets up the handler from Caddyfile tokens. Syntax:
//
-// encode [<matcher>] <formats...> {
-// gzip [<level>]
-// zstd
-// minimum_length <length>
-// # response matcher block
-// match {
-// status <code...>
-// header <field> [<value>]
-// }
-// # or response matcher single line syntax
-// match [header <field> [<value>]] | [status <code...>]
-// }
+// encode [<matcher>] <formats...> {
+// gzip [<level>]
+// zstd
+// minimum_length <length>
+// # response matcher block
+// match {
+// status <code...>
+// header <field> [<value>]
+// }
+// # or response matcher single line syntax
+// match [header <field> [<value>]] | [status <code...>]
+// }
//
// Specifying the formats on the first line will use those formats' defaults.
func (enc *Encode) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
diff --git a/modules/caddyhttp/push/caddyfile.go b/modules/caddyhttp/push/caddyfile.go
index 61b868c..963117c 100644
--- a/modules/caddyhttp/push/caddyfile.go
+++ b/modules/caddyhttp/push/caddyfile.go
@@ -26,13 +26,13 @@ func init() {
// parseCaddyfile sets up the push handler. Syntax:
//
-// push [<matcher>] [<resource>] {
-// [GET|HEAD] <resource>
-// headers {
-// [+]<field> [<value|regexp> [<replacement>]]
-// -<field>
-// }
-// }
+// push [<matcher>] [<resource>] {
+// [GET|HEAD] <resource>
+// headers {
+// [+]<field> [<value|regexp> [<replacement>]]
+// -<field>
+// }
+// }
//
// A single resource can be specified inline without opening a
// block for the most common/simple case. Or, a block can be
diff --git a/modules/caddyhttp/push/link.go b/modules/caddyhttp/push/link.go
index f7c1dd8..855dffd 100644
--- a/modules/caddyhttp/push/link.go
+++ b/modules/caddyhttp/push/link.go
@@ -29,9 +29,9 @@ type linkResource struct {
//
// Accepted formats are:
//
-// Link: <resource>; as=script
-// Link: <resource>; as=script,<resource>; as=style
-// Link: <resource>;<resource2>
+// Link: <resource>; as=script
+// Link: <resource>; as=script,<resource>; as=style
+// Link: <resource>;<resource2>
//
// where <resource> begins with a forward slash (/).
func parseLinkHeader(header string) []linkResource {
diff --git a/modules/caddyhttp/push/link_test.go b/modules/caddyhttp/push/link_test.go
index 238e284..634bcb6 100644
--- a/modules/caddyhttp/push/link_test.go
+++ b/modules/caddyhttp/push/link_test.go
@@ -4,7 +4,7 @@
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
-// http://www.apache.org/licenses/LICENSE-2.0
+// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
diff --git a/modules/caddyhttp/responsematchers.go b/modules/caddyhttp/responsematchers.go
index 821def9..6bac780 100644
--- a/modules/caddyhttp/responsematchers.go
+++ b/modules/caddyhttp/responsematchers.go
@@ -58,15 +58,14 @@ func (rm ResponseMatcher) matchStatusCode(statusCode int) bool {
// ParseNamedResponseMatcher parses the tokens of a named response matcher.
//
-// @name {
-// header <field> [<value>]
-// status <code...>
-// }
+// @name {
+// header <field> [<value>]
+// status <code...>
+// }
//
// Or, single line syntax:
//
-// @name [header <field> [<value>]] | [status <code...>]
-//
+// @name [header <field> [<value>]] | [status <code...>]
func ParseNamedResponseMatcher(d *caddyfile.Dispenser, matchers map[string]ResponseMatcher) error {
for d.Next() {
definitionName := d.Val()
diff --git a/modules/caddyhttp/reverseproxy/selectionpolicies.go b/modules/caddyhttp/reverseproxy/selectionpolicies.go
index 5fc7136..2de830c 100644
--- a/modules/caddyhttp/reverseproxy/selectionpolicies.go
+++ b/modules/caddyhttp/reverseproxy/selectionpolicies.go
@@ -418,7 +418,8 @@ func (s CookieHashSelection) Select(pool UpstreamPool, req *http.Request, w http
}
// UnmarshalCaddyfile sets up the module from Caddyfile tokens. Syntax:
-// lb_policy cookie [<name> [<secret>]]
+//
+// lb_policy cookie [<name> [<secret>]]
//
// By default name is `lb`
func (s *CookieHashSelection) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
diff --git a/modules/caddyhttp/reverseproxy/streaming.go b/modules/caddyhttp/reverseproxy/streaming.go
index 01d865d..834cb9e 100644
--- a/modules/caddyhttp/reverseproxy/streaming.go
+++ b/modules/caddyhttp/reverseproxy/streaming.go
@@ -20,12 +20,13 @@ package reverseproxy
import (
"context"
- "encoding/binary"
"io"
+ weakrand "math/rand"
"mime"
"net/http"
"sync"
"time"
+ "unsafe"
"go.uber.org/zap"
"golang.org/x/net/http/httpguts"
@@ -103,16 +104,19 @@ func (h Handler) handleUpgradeResponse(logger *zap.Logger, rw http.ResponseWrite
// with the backend, are both closed in the event of a server shutdown. This
// is done by registering them. We also try to gracefully close connections
// we recognize as websockets.
- gracefulClose := func(conn io.ReadWriteCloser) func() error {
+ // We need to make sure the client connection messages (i.e. to upstream)
+ // are masked, so we need to know whether the connection is considered the
+ // server or the client side of the proxy.
+ gracefulClose := func(conn io.ReadWriteCloser, isClient bool) func() error {
if isWebsocket(req) {
return func() error {
- return writeCloseControl(conn)
+ return writeCloseControl(conn, isClient)
}
}
return nil
}
- deleteFrontConn := h.registerConnection(conn, gracefulClose(conn))
- deleteBackConn := h.registerConnection(backConn, gracefulClose(backConn))
+ deleteFrontConn := h.registerConnection(conn, gracefulClose(conn, false))
+ deleteBackConn := h.registerConnection(backConn, gracefulClose(backConn, true))
defer deleteFrontConn()
defer deleteBackConn()
@@ -248,27 +252,108 @@ func (h *Handler) registerConnection(conn io.ReadWriteCloser, gracefulClose func
// writeCloseControl sends a best-effort Close control message to the given
// WebSocket connection. Thanks to @pascaldekloe who provided inspiration
// from his simple implementation of this I was able to learn from at:
-// github.com/pascaldekloe/websocket.
-func writeCloseControl(conn io.Writer) error {
+// github.com/pascaldekloe/websocket. Further work for handling masking
+// taken from github.com/gorilla/websocket.
+func writeCloseControl(conn io.Writer, isClient bool) error {
+ // Sources:
// https://github.com/pascaldekloe/websocket/blob/32050af67a5d/websocket.go#L119
+ // https://github.com/gorilla/websocket/blob/v1.5.0/conn.go#L413
+ // For now, we're not using a reason. We might later, though.
+ // The code handling the reason is left in
var reason string // max 123 bytes (control frame payload limit is 125; status code takes 2)
- const goingAway uint16 = 1001
- // TODO: we might need to ensure we are the exclusive writer by this point (io.Copy is stopped)?
- var writeBuf [127]byte
const closeMessage = 8
- const finalBit = 1 << 7
- writeBuf[0] = closeMessage | finalBit
- writeBuf[1] = byte(len(reason) + 2)
- binary.BigEndian.PutUint16(writeBuf[2:4], goingAway)
- copy(writeBuf[4:], reason)
+ const finalBit = 1 << 7 // Frame header byte 0 bits from Section 5.2 of RFC 6455
+ const maskBit = 1 << 7 // Frame header byte 1 bits from Section 5.2 of RFC 6455
+ const goingAwayUpper uint8 = 1001 >> 8
+ const goingAwayLower uint8 = 1001 & 0xff
+
+ b0 := byte(closeMessage) | finalBit
+ b1 := byte(len(reason) + 2)
+ if isClient {
+ b1 |= maskBit
+ }
+
+ buf := make([]byte, 0, 127)
+ buf = append(buf, b0, b1)
+ msgLength := 4 + len(reason)
+
+ // Both branches below append the "going away" code and reason
+ appendMessage := func(buf []byte) []byte {
+ buf = append(buf, goingAwayUpper, goingAwayLower)
+ buf = append(buf, []byte(reason)...)
+ return buf
+ }
+
+ // When we're the client, we need to mask the message as per
+ // https://www.rfc-editor.org/rfc/rfc6455#section-5.3
+ if isClient {
+ key := newMaskKey()
+ buf = append(buf, key[:]...)
+ msgLength += len(key)
+ buf = appendMessage(buf)
+ maskBytes(key, 0, buf[2+len(key):])
+ } else {
+ buf = appendMessage(buf)
+ }
// simply best-effort, but return error for logging purposes
- _, err := conn.Write(writeBuf[:4+len(reason)])
+ // TODO: we might need to ensure we are the exclusive writer by this point (io.Copy is stopped)?
+ _, err := conn.Write(buf[:msgLength])
return err
}
+// Copied from https://github.com/gorilla/websocket/blob/v1.5.0/mask.go
+func maskBytes(key [4]byte, pos int, b []byte) int {
+ // Mask one byte at a time for small buffers.
+ if len(b) < 2*wordSize {
+ for i := range b {
+ b[i] ^= key[pos&3]
+ pos++
+ }
+ return pos & 3
+ }
+
+ // Mask one byte at a time to word boundary.
+ if n := int(uintptr(unsafe.Pointer(&b[0]))) % wordSize; n != 0 {
+ n = wordSize - n
+ for i := range b[:n] {
+ b[i] ^= key[pos&3]
+ pos++
+ }
+ b = b[n:]
+ }
+
+ // Create aligned word size key.
+ var k [wordSize]byte
+ for i := range k {
+ k[i] = key[(pos+i)&3]
+ }
+ kw := *(*uintptr)(unsafe.Pointer(&k))
+
+ // Mask one word at a time.
+ n := (len(b) / wordSize) * wordSize
+ for i := 0; i < n; i += wordSize {
+ *(*uintptr)(unsafe.Pointer(uintptr(unsafe.Pointer(&b[0])) + uintptr(i))) ^= kw
+ }
+
+ // Mask one byte at a time for remaining bytes.
+ b = b[n:]
+ for i := range b {
+ b[i] ^= key[pos&3]
+ pos++
+ }
+
+ return pos & 3
+}
+
+// Copied from https://github.com/gorilla/websocket/blob/v1.5.0/conn.go#L184
+func newMaskKey() [4]byte {
+ n := weakrand.Uint32()
+ return [4]byte{byte(n), byte(n >> 8), byte(n >> 16), byte(n >> 24)}
+}
+
// isWebsocket returns true if r looks to be an upgrade request for WebSockets.
// It is a fairly naive check.
func isWebsocket(r *http.Request) bool {
@@ -364,3 +449,4 @@ var streamingBufPool = sync.Pool{
}
const defaultBufferSize = 32 * 1024
+const wordSize = int(unsafe.Sizeof(uintptr(0)))
diff --git a/modules/caddyhttp/rewrite/caddyfile.go b/modules/caddyhttp/rewrite/caddyfile.go
index 15abbfa..a34c1bb 100644
--- a/modules/caddyhttp/rewrite/caddyfile.go
+++ b/modules/caddyhttp/rewrite/caddyfile.go
@@ -34,7 +34,7 @@ func init() {
// parseCaddyfileRewrite sets up a basic rewrite handler from Caddyfile tokens. Syntax:
//
-// rewrite [<matcher>] <to>
+// rewrite [<matcher>] <to>
//
// Only URI components which are given in <to> will be set in the resulting URI.
// See the docs for the rewrite handler for more information.
@@ -54,8 +54,7 @@ func parseCaddyfileRewrite(h httpcaddyfile.Helper) (caddyhttp.MiddlewareHandler,
// parseCaddyfileMethod sets up a basic method rewrite handler from Caddyfile tokens. Syntax:
//
-// method [<matcher>] <method>
-//
+// method [<matcher>] <method>
func parseCaddyfileMethod(h httpcaddyfile.Helper) (caddyhttp.MiddlewareHandler, error) {
var rewr Rewrite
for h.Next() {
@@ -73,7 +72,7 @@ func parseCaddyfileMethod(h httpcaddyfile.Helper) (caddyhttp.MiddlewareHandler,
// parseCaddyfileURI sets up a handler for manipulating (but not "rewriting") the
// URI from Caddyfile tokens. Syntax:
//
-// uri [<matcher>] strip_prefix|strip_suffix|replace|path_regexp <target> [<replacement> [<limit>]]
+// uri [<matcher>] strip_prefix|strip_suffix|replace|path_regexp <target> [<replacement> [<limit>]]
//
// If strip_prefix or strip_suffix are used, then <target> will be stripped
// only if it is the beginning or the end, respectively, of the URI path. If
@@ -147,9 +146,9 @@ func parseCaddyfileURI(h httpcaddyfile.Helper) (caddyhttp.MiddlewareHandler, err
// parseCaddyfileHandlePath parses the handle_path directive. Syntax:
//
-// handle_path [<matcher>] {
-// <directives...>
-// }
+// handle_path [<matcher>] {
+// <directives...>
+// }
//
// Only path matchers (with a `/` prefix) are supported as this is a shortcut
// for the handle directive with a strip_prefix rewrite.
diff --git a/modules/caddyhttp/staticerror.go b/modules/caddyhttp/staticerror.go
index 914e6c1..7cf1a3e 100644
--- a/modules/caddyhttp/staticerror.go
+++ b/modules/caddyhttp/staticerror.go
@@ -53,9 +53,9 @@ func (StaticError) CaddyModule() caddy.ModuleInfo {
// UnmarshalCaddyfile sets up the handler from Caddyfile tokens. Syntax:
//
-// error [<matcher>] <status>|<message> [<status>] {
-// message <text>
-// }
+// error [<matcher>] <status>|<message> [<status>] {
+// message <text>
+// }
//
// If there is just one argument (other than the matcher), it is considered
// to be a status code if it's a valid positive integer of 3 digits.
diff --git a/modules/caddyhttp/templates/caddyfile.go b/modules/caddyhttp/templates/caddyfile.go
index ea6aa9f..06ca3e2 100644
--- a/modules/caddyhttp/templates/caddyfile.go
+++ b/modules/caddyhttp/templates/caddyfile.go
@@ -25,12 +25,11 @@ func init() {
// parseCaddyfile sets up the handler from Caddyfile tokens. Syntax:
//
-// templates [<matcher>] {
-// mime <types...>
-// between <open_delim> <close_delim>
-// root <path>
-// }
-//
+// templates [<matcher>] {
+// mime <types...>
+// between <open_delim> <close_delim>
+// root <path>
+// }
func parseCaddyfile(h httpcaddyfile.Helper) (caddyhttp.MiddlewareHandler, error) {
t := new(Templates)
for h.Next() {
diff --git a/modules/caddyhttp/templates/templates.go b/modules/caddyhttp/templates/templates.go
index e32e1c3..449536a 100644
--- a/modules/caddyhttp/templates/templates.go
+++ b/modules/caddyhttp/templates/templates.go
@@ -152,10 +152,10 @@ func init() {
//
// Accesses the current HTTP request, which has various fields, including:
//
-// - `.Method` - the method
-// - `.URL` - the URL, which in turn has component fields (Scheme, Host, Path, etc.)
-// - `.Header` - the header fields
-// - `.Host` - the Host or :authority header of the request
+// - `.Method` - the method
+// - `.URL` - the URL, which in turn has component fields (Scheme, Host, Path, etc.)
+// - `.Header` - the header fields
+// - `.Host` - the Host or :authority header of the request
//
// ```
// {{.Req.Header.Get "User-Agent"}}
@@ -221,15 +221,16 @@ func init() {
// ---
// ```
//
-//
// **JSON** is simply `{` and `}`:
//
// ```
-// {
-// "template": "blog",
-// "title": "Blog Homepage",
-// "sitename": "A Caddy site"
-// }
+//
+// {
+// "template": "blog",
+// "title": "Blog Homepage",
+// "sitename": "A Caddy site"
+// }
+//
// ```
//
// The resulting front matter will be made available like so:
@@ -237,7 +238,6 @@ func init() {
// - `.Meta` to access the metadata fields, for example: `{{$parsed.Meta.title}}`
// - `.Body` to access the body after the front matter, for example: `{{markdown $parsed.Body}}`
//
-//
// ##### `stripHTML`
//
// Removes HTML from a string.
diff --git a/modules/caddypki/acmeserver/caddyfile.go b/modules/caddypki/acmeserver/caddyfile.go
index 9ac0bb2..fe12712 100644
--- a/modules/caddypki/acmeserver/caddyfile.go
+++ b/modules/caddypki/acmeserver/caddyfile.go
@@ -25,10 +25,9 @@ func init() {
// parseACMEServer sets up an ACME server handler from Caddyfile tokens.
//
-// acme_server [<matcher>] {
-// ca <id>
-// }
-//
+// acme_server [<matcher>] {
+// ca <id>
+// }
func parseACMEServer(h httpcaddyfile.Helper) ([]httpcaddyfile.ConfigValue, error) {
if !h.Next() {
return nil, h.ArgErr()
diff --git a/modules/logging/filewriter.go b/modules/logging/filewriter.go
index c0b5715..f902a6d 100644
--- a/modules/logging/filewriter.go
+++ b/modules/logging/filewriter.go
@@ -131,14 +131,14 @@ func (fw FileWriter) OpenWriter() (io.WriteCloser, error) {
// UnmarshalCaddyfile sets up the module from Caddyfile tokens. Syntax:
//
-// file <filename> {
-// roll_disabled
-// roll_size <size>
-// roll_uncompressed
-// roll_local_time
-// roll_keep <num>
-// roll_keep_for <days>
-// }
+// file <filename> {
+// roll_disabled
+// roll_size <size>
+// roll_uncompressed
+// roll_local_time
+// roll_keep <num>
+// roll_keep_for <days>
+// }
//
// The roll_size value has megabyte resolution.
// Fractional values are rounded up to the next whole megabyte (MiB).
diff --git a/modules/logging/filterencoder.go b/modules/logging/filterencoder.go
index 6a768dd..1a6842e 100644
--- a/modules/logging/filterencoder.go
+++ b/modules/logging/filterencoder.go
@@ -98,14 +98,14 @@ func (fe *FilterEncoder) Provision(ctx caddy.Context) error {
// UnmarshalCaddyfile sets up the module from Caddyfile tokens. Syntax:
//
-// filter {
-// wrap <another encoder>
-// fields {
-// <field> <filter> {
-// <filter options>
-// }
-// }
-// }
+// filter {
+// wrap <another encoder>
+// fields {
+// <field> <filter> {
+// <filter options>
+// }
+// }
+// }
func (fe *FilterEncoder) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
for d.Next() {
for d.NextBlock(0) {
diff --git a/modules/logging/netwriter.go b/modules/logging/netwriter.go
index 2bf23bf..5a6cf39 100644
--- a/modules/logging/netwriter.go
+++ b/modules/logging/netwriter.go
@@ -102,10 +102,9 @@ func (nw NetWriter) OpenWriter() (io.WriteCloser, error) {
// UnmarshalCaddyfile sets up the handler from Caddyfile tokens. Syntax:
//
-// net <address> {
-// dial_timeout <duration>
-// }
-//
+// net <address> {
+// dial_timeout <duration>
+// }
func (nw *NetWriter) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
for d.Next() {
if !d.NextArg() {
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-25 05:54:27 +0000