diff options
Diffstat (limited to 'modules/caddyhttp/headers/caddyfile.go')
-rw-r--r-- | modules/caddyhttp/headers/caddyfile.go | 73 |
1 files changed, 36 insertions, 37 deletions
diff --git a/modules/caddyhttp/headers/caddyfile.go b/modules/caddyhttp/headers/caddyfile.go index 8d320e5..5eaf064 100644 --- a/modules/caddyhttp/headers/caddyfile.go +++ b/modules/caddyhttp/headers/caddyfile.go @@ -18,11 +18,15 @@ import ( "net/http" "strings" - "github.com/caddyserver/caddy/v2/caddyconfig/caddyfile" "github.com/caddyserver/caddy/v2/caddyconfig/httpcaddyfile" + "github.com/caddyserver/caddy/v2/modules/caddyhttp" ) -// UnmarshalCaddyfile sets up the handler from Caddyfile tokens. Syntax: +func init() { + httpcaddyfile.RegisterHandlerDirective("headers", parseCaddyfile) +} + +// parseCaddyfile sets up the handler from Caddyfile tokens. Syntax: // // headers [<matcher>] [[+|-]<field> <value>] { // [+][<field>] [<value>] @@ -31,62 +35,57 @@ import ( // // Either a block can be opened or a single header field can be configured // in the first line, but not both in the same directive. -func (h *Headers) UnmarshalCaddyfile(d *caddyfile.Dispenser) error { - for d.Next() { +func parseCaddyfile(h httpcaddyfile.Helper) (caddyhttp.MiddlewareHandler, error) { + hdr := new(Headers) + for h.Next() { // first see if headers are in the initial line var hasArgs bool - if d.NextArg() { + if h.NextArg() { hasArgs = true - field := d.Val() - d.NextArg() - value := d.Val() - h.processCaddyfileLine(field, value) + field := h.Val() + h.NextArg() + value := h.Val() + processCaddyfileLine(hdr, field, value) } // if not, they should be in a block - for d.NextBlock() { + for h.NextBlock() { if hasArgs { - return d.Err("cannot specify headers in both arguments and block") + return nil, h.Err("cannot specify headers in both arguments and block") } - field := d.Val() + field := h.Val() var value string - if d.NextArg() { - value = d.Val() + if h.NextArg() { + value = h.Val() } - h.processCaddyfileLine(field, value) + processCaddyfileLine(hdr, field, value) } } - return nil + return hdr, nil } -func (h *Headers) processCaddyfileLine(field, value string) { +func processCaddyfileLine(hdr *Headers, field, value string) { if strings.HasPrefix(field, "+") { - if h.Response == nil { - h.Response = &RespHeaderOps{HeaderOps: new(HeaderOps)} + if hdr.Response == nil { + hdr.Response = &RespHeaderOps{HeaderOps: new(HeaderOps)} } - if h.Response.Add == nil { - h.Response.Add = make(http.Header) + if hdr.Response.Add == nil { + hdr.Response.Add = make(http.Header) } - h.Response.Add.Set(field[1:], value) + hdr.Response.Add.Set(field[1:], value) } else if strings.HasPrefix(field, "-") { - if h.Response == nil { - h.Response = &RespHeaderOps{HeaderOps: new(HeaderOps)} + if hdr.Response == nil { + hdr.Response = &RespHeaderOps{HeaderOps: new(HeaderOps)} } - h.Response.Delete = append(h.Response.Delete, field[1:]) - h.Response.Deferred = true + hdr.Response.Delete = append(hdr.Response.Delete, field[1:]) + hdr.Response.Deferred = true } else { - if h.Response == nil { - h.Response = &RespHeaderOps{HeaderOps: new(HeaderOps)} + if hdr.Response == nil { + hdr.Response = &RespHeaderOps{HeaderOps: new(HeaderOps)} } - if h.Response.Set == nil { - h.Response.Set = make(http.Header) + if hdr.Response.Set == nil { + hdr.Response.Set = make(http.Header) } - h.Response.Set.Set(field, value) + hdr.Response.Set.Set(field, value) } } - -// Bucket returns the HTTP Caddyfile handler bucket number. -func (h Headers) Bucket() int { return 3 } - -// Interface guard -var _ httpcaddyfile.HandlerDirective = (*Headers)(nil) |