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-rw-r--r--caddyconfig/httpcaddyfile/builtins.go76
-rw-r--r--caddyconfig/httpcaddyfile/builtins_test.go5
-rw-r--r--caddyconfig/httpcaddyfile/httptype.go42
3 files changed, 94 insertions, 29 deletions
diff --git a/caddyconfig/httpcaddyfile/builtins.go b/caddyconfig/httpcaddyfile/builtins.go
index d6cdf84..5b0c5fb 100644
--- a/caddyconfig/httpcaddyfile/builtins.go
+++ b/caddyconfig/httpcaddyfile/builtins.go
@@ -788,7 +788,8 @@ func parseInvoke(h Helper) (caddyhttp.MiddlewareHandler, error) {
// parseLog parses the log directive. Syntax:
//
-// log {
+// log <logger_name> {
+// hostnames <hostnames...>
// output <writer_module> ...
// format <encoder_module> ...
// level <level>
@@ -809,11 +810,13 @@ func parseLogHelper(h Helper, globalLogNames map[string]struct{}) ([]ConfigValue
var configValues []ConfigValue
for h.Next() {
// Logic below expects that a name is always present when a
- // global option is being parsed.
- var globalLogName string
+ // global option is being parsed; or an optional override
+ // is supported for access logs.
+ var logName string
+
if parseAsGlobalOption {
if h.NextArg() {
- globalLogName = h.Val()
+ logName = h.Val()
// Only a single argument is supported.
if h.NextArg() {
@@ -824,26 +827,47 @@ func parseLogHelper(h Helper, globalLogNames map[string]struct{}) ([]ConfigValue
// reference the default logger. See the
// setupNewDefault function in the logging
// package for where this is configured.
- globalLogName = caddy.DefaultLoggerName
+ logName = caddy.DefaultLoggerName
}
// Verify this name is unused.
- _, used := globalLogNames[globalLogName]
+ _, used := globalLogNames[logName]
if used {
- return nil, h.Err("duplicate global log option for: " + globalLogName)
+ return nil, h.Err("duplicate global log option for: " + logName)
}
- globalLogNames[globalLogName] = struct{}{}
+ globalLogNames[logName] = struct{}{}
} else {
- // No arguments are supported for the server block log directive
+ // An optional override of the logger name can be provided;
+ // otherwise a default will be used, like "log0", "log1", etc.
if h.NextArg() {
- return nil, h.ArgErr()
+ logName = h.Val()
+
+ // Only a single argument is supported.
+ if h.NextArg() {
+ return nil, h.ArgErr()
+ }
}
}
cl := new(caddy.CustomLog)
+ // allow overriding the current site block's hostnames for this logger;
+ // this is useful for setting up loggers per subdomain in a site block
+ // with a wildcard domain
+ customHostnames := []string{}
+
for h.NextBlock(0) {
switch h.Val() {
+ case "hostnames":
+ if parseAsGlobalOption {
+ return nil, h.Err("hostnames is not allowed in the log global options")
+ }
+ args := h.RemainingArgs()
+ if len(args) == 0 {
+ return nil, h.ArgErr()
+ }
+ customHostnames = append(customHostnames, args...)
+
case "output":
if !h.NextArg() {
return nil, h.ArgErr()
@@ -902,18 +926,16 @@ func parseLogHelper(h Helper, globalLogNames map[string]struct{}) ([]ConfigValue
}
case "include":
- // This configuration is only allowed in the global options
if !parseAsGlobalOption {
- return nil, h.ArgErr()
+ return nil, h.Err("include is not allowed in the log directive")
}
for h.NextArg() {
cl.Include = append(cl.Include, h.Val())
}
case "exclude":
- // This configuration is only allowed in the global options
if !parseAsGlobalOption {
- return nil, h.ArgErr()
+ return nil, h.Err("exclude is not allowed in the log directive")
}
for h.NextArg() {
cl.Exclude = append(cl.Exclude, h.Val())
@@ -925,24 +947,34 @@ func parseLogHelper(h Helper, globalLogNames map[string]struct{}) ([]ConfigValue
}
var val namedCustomLog
+ val.hostnames = customHostnames
+
+ isEmptyConfig := reflect.DeepEqual(cl, new(caddy.CustomLog))
+
// Skip handling of empty logging configs
- if !reflect.DeepEqual(cl, new(caddy.CustomLog)) {
- if parseAsGlobalOption {
- // Use indicated name for global log options
- val.name = globalLogName
- val.log = cl
- } else {
+
+ if parseAsGlobalOption {
+ // Use indicated name for global log options
+ val.name = logName
+ } else {
+ if logName != "" {
+ val.name = logName
+ } else if !isEmptyConfig {
// Construct a log name for server log streams
logCounter, ok := h.State["logCounter"].(int)
if !ok {
logCounter = 0
}
val.name = fmt.Sprintf("log%d", logCounter)
- cl.Include = []string{"http.log.access." + val.name}
- val.log = cl
logCounter++
h.State["logCounter"] = logCounter
}
+ if val.name != "" {
+ cl.Include = []string{"http.log.access." + val.name}
+ }
+ }
+ if !isEmptyConfig {
+ val.log = cl
}
configValues = append(configValues, ConfigValue{
Class: "custom_log",
diff --git a/caddyconfig/httpcaddyfile/builtins_test.go b/caddyconfig/httpcaddyfile/builtins_test.go
index 4cdb6ce..70f347d 100644
--- a/caddyconfig/httpcaddyfile/builtins_test.go
+++ b/caddyconfig/httpcaddyfile/builtins_test.go
@@ -52,12 +52,13 @@ func TestLogDirectiveSyntax(t *testing.T) {
},
{
input: `:8080 {
- log invalid {
+ log name-override {
output file foo.log
}
}
`,
- expectError: true,
+ output: `{"logging":{"logs":{"default":{"exclude":["http.log.access.name-override"]},"name-override":{"writer":{"filename":"foo.log","output":"file"},"include":["http.log.access.name-override"]}}},"apps":{"http":{"servers":{"srv0":{"listen":[":8080"],"logs":{"default_logger_name":"name-override"}}}}}}`,
+ expectError: false,
},
} {
diff --git a/caddyconfig/httpcaddyfile/httptype.go b/caddyconfig/httpcaddyfile/httptype.go
index c7aeb94..78a380c 100644
--- a/caddyconfig/httpcaddyfile/httptype.go
+++ b/caddyconfig/httpcaddyfile/httptype.go
@@ -30,6 +30,7 @@ import (
"github.com/caddyserver/caddy/v2/modules/caddypki"
"github.com/caddyserver/caddy/v2/modules/caddytls"
"go.uber.org/zap"
+ "golang.org/x/exp/slices"
)
func init() {
@@ -241,7 +242,7 @@ func (st ServerType) Setup(
if ncl.name == caddy.DefaultLoggerName {
hasDefaultLog = true
}
- if _, ok := options["debug"]; ok && ncl.log.Level == "" {
+ if _, ok := options["debug"]; ok && ncl.log != nil && ncl.log.Level == "" {
ncl.log.Level = zap.DebugLevel.CapitalString()
}
customLogs = append(customLogs, ncl)
@@ -324,7 +325,21 @@ func (st ServerType) Setup(
Logs: make(map[string]*caddy.CustomLog),
}
}
+
+ // Add the default log first if defined, so that it doesn't
+ // accidentally get re-created below due to the Exclude logic
+ for _, ncl := range customLogs {
+ if ncl.name == caddy.DefaultLoggerName && ncl.log != nil {
+ cfg.Logging.Logs[caddy.DefaultLoggerName] = ncl.log
+ break
+ }
+ }
+
+ // Add the rest of the custom logs
for _, ncl := range customLogs {
+ if ncl.log == nil || ncl.name == caddy.DefaultLoggerName {
+ continue
+ }
if ncl.name != "" {
cfg.Logging.Logs[ncl.name] = ncl.log
}
@@ -338,8 +353,16 @@ func (st ServerType) Setup(
cfg.Logging.Logs[caddy.DefaultLoggerName] = defaultLog
}
defaultLog.Exclude = append(defaultLog.Exclude, ncl.log.Include...)
+
+ // avoid duplicates by sorting + compacting
+ slices.Sort[string](defaultLog.Exclude)
+ defaultLog.Exclude = slices.Compact[[]string, string](defaultLog.Exclude)
}
}
+ // we may have not actually added anything, so remove if empty
+ if len(cfg.Logging.Logs) == 0 {
+ cfg.Logging = nil
+ }
}
return cfg, warnings, nil
@@ -770,12 +793,20 @@ func (st *ServerType) serversFromPairings(
sblockLogHosts := sblock.hostsFromKeys(true)
for _, cval := range sblock.pile["custom_log"] {
ncl := cval.Value.(namedCustomLog)
- if sblock.hasHostCatchAllKey() {
+ if sblock.hasHostCatchAllKey() && len(ncl.hostnames) == 0 {
// all requests for hosts not able to be listed should use
// this log because it's a catch-all-hosts server block
srv.Logs.DefaultLoggerName = ncl.name
+ } else if len(ncl.hostnames) > 0 {
+ // if the logger overrides the hostnames, map that to the logger name
+ for _, h := range ncl.hostnames {
+ if srv.Logs.LoggerNames == nil {
+ srv.Logs.LoggerNames = make(map[string]string)
+ }
+ srv.Logs.LoggerNames[h] = ncl.name
+ }
} else {
- // map each host to the user's desired logger name
+ // otherwise, map each host to the logger name
for _, h := range sblockLogHosts {
if srv.Logs.LoggerNames == nil {
srv.Logs.LoggerNames = make(map[string]string)
@@ -1564,8 +1595,9 @@ func (c counter) nextGroup() string {
}
type namedCustomLog struct {
- name string
- log *caddy.CustomLog
+ name string
+ hostnames []string
+ log *caddy.CustomLog
}
// sbAddrAssociation is a mapping from a list of
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-26 05:01:33 +0000