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-rw-r--r--caddyconfig/httpcaddyfile/httptype.go70
1 files changed, 46 insertions, 24 deletions
diff --git a/caddyconfig/httpcaddyfile/httptype.go b/caddyconfig/httpcaddyfile/httptype.go
index 378289c..8e1ca74 100644
--- a/caddyconfig/httpcaddyfile/httptype.go
+++ b/caddyconfig/httpcaddyfile/httptype.go
@@ -18,6 +18,7 @@ import (
"encoding/json"
"fmt"
"reflect"
+ "regexp"
"sort"
"strconv"
"strings"
@@ -71,34 +72,55 @@ func (st ServerType) Setup(inputServerBlocks []caddyfile.ServerBlock,
return nil, warnings, err
}
+ // replace shorthand placeholders (which are
+ // convenient when writing a Caddyfile) with
+ // their actual placeholder identifiers or
+ // variable names
+ replacer := strings.NewReplacer(
+ "{dir}", "{http.request.uri.path.dir}",
+ "{file}", "{http.request.uri.path.file}",
+ "{host}", "{http.request.host}",
+ "{hostport}", "{http.request.hostport}",
+ "{port}", "{http.request.port}",
+ "{method}", "{http.request.method}",
+ "{path}", "{http.request.uri.path}",
+ "{query}", "{http.request.uri.query}",
+ "{remote}", "{http.request.remote}",
+ "{remote_host}", "{http.request.remote.host}",
+ "{remote_port}", "{http.request.remote.port}",
+ "{scheme}", "{http.request.scheme}",
+ "{uri}", "{http.request.uri}",
+ "{tls_cipher}", "{http.request.tls.cipher_suite}",
+ "{tls_version}", "{http.request.tls.version}",
+ "{tls_client_fingerprint}", "{http.request.tls.client.fingerprint}",
+ "{tls_client_issuer}", "{http.request.tls.client.issuer}",
+ "{tls_client_serial}", "{http.request.tls.client.serial}",
+ "{tls_client_subject}", "{http.request.tls.client.subject}",
+ )
+
+ // these are placeholders that allow a user-defined final
+ // parameters, but we still want to provide a shorthand
+ // for those, so we use a regexp to replace
+ regexpReplacements := []struct {
+ search *regexp.Regexp
+ replace string
+ }{
+ {regexp.MustCompile(`{query\.([\w-]*)}`), "{http.request.uri.query.$1}"},
+ {regexp.MustCompile(`{labels\.([\w-]*)}`), "{http.request.host.labels.$1}"},
+ {regexp.MustCompile(`{header\.([\w-]*)}`), "{http.request.header.$1}"},
+ {regexp.MustCompile(`{path\.([\w-]*)}`), "{http.request.uri.path.$1}"},
+ {regexp.MustCompile(`{re\.([\w-]*)\.([\w-]*)}`), "{http.regexp.$1.$2}"},
+ }
+
for _, sb := range originalServerBlocks {
- // replace shorthand placeholders (which are
- // convenient when writing a Caddyfile) with
- // their actual placeholder identifiers or
- // variable names
- replacer := strings.NewReplacer(
- "{dir}", "{http.request.uri.path.dir}",
- "{file}", "{http.request.uri.path.file}",
- "{host}", "{http.request.host}",
- "{hostport}", "{http.request.hostport}",
- "{method}", "{http.request.method}",
- "{path}", "{http.request.uri.path}",
- "{query}", "{http.request.uri.query}",
- "{remote}", "{http.request.remote}",
- "{remote_host}", "{http.request.remote.host}",
- "{remote_port}", "{http.request.remote.port}",
- "{scheme}", "{http.request.scheme}",
- "{uri}", "{http.request.uri}",
- "{tls_cipher}", "{http.request.tls.cipher_suite}",
- "{tls_version}", "{http.request.tls.version}",
- "{tls_client_fingerprint}", "{http.request.tls.client.fingerprint}",
- "{tls_client_issuer}", "{http.request.tls.client.issuer}",
- "{tls_client_serial}", "{http.request.tls.client.serial}",
- "{tls_client_subject}", "{http.request.tls.client.subject}",
- )
for _, segment := range sb.block.Segments {
for i := 0; i < len(segment); i++ {
+ // simple string replacements
segment[i].Text = replacer.Replace(segment[i].Text)
+ // complex regexp replacements
+ for _, r := range regexpReplacements {
+ segment[i].Text = r.search.ReplaceAllString(segment[i].Text, r.replace)
+ }
}
}