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package caddyhttp
import (
"net/http"
"strings"
"bitbucket.org/lightcodelabs/caddy2"
)
func init() {
caddy2.RegisterModule(caddy2.Module{
Name: "http.matchers.host",
New: func() (interface{}, error) { return matchHost{}, nil },
})
caddy2.RegisterModule(caddy2.Module{
Name: "http.matchers.path",
New: func() (interface{}, error) { return matchPath{}, nil },
})
caddy2.RegisterModule(caddy2.Module{
Name: "http.matchers.method",
New: func() (interface{}, error) { return matchMethod{}, nil },
})
caddy2.RegisterModule(caddy2.Module{
Name: "http.matchers.query",
New: func() (interface{}, error) { return matchQuery{}, nil },
})
caddy2.RegisterModule(caddy2.Module{
Name: "http.matchers.header",
New: func() (interface{}, error) { return matchHeader{}, nil },
})
}
// TODO: Matchers should probably support regex of some sort... performance trade-offs?
type (
matchHost []string
matchPath []string
matchMethod []string
matchQuery map[string][]string
matchHeader map[string][]string
)
func (m matchHost) Match(r *http.Request) bool {
for _, host := range m {
if r.Host == host {
return true
}
}
return false
}
func (m matchPath) Match(r *http.Request) bool {
for _, path := range m {
if strings.HasPrefix(r.URL.Path, path) {
return true
}
}
return false
}
func (m matchMethod) Match(r *http.Request) bool {
for _, method := range m {
if r.Method == method {
return true
}
}
return false
}
func (m matchQuery) Match(r *http.Request) bool {
for param, vals := range m {
paramVal := r.URL.Query().Get(param)
for _, v := range vals {
if paramVal == v {
return true
}
}
}
return false
}
func (m matchHeader) Match(r *http.Request) bool {
for field, vals := range m {
fieldVals := r.Header[field]
for _, fieldVal := range fieldVals {
for _, v := range vals {
if fieldVal == v {
return true
}
}
}
}
return false
}
var (
_ RouteMatcher = matchHost{}
_ RouteMatcher = matchPath{}
_ RouteMatcher = matchMethod{}
_ RouteMatcher = matchQuery{}
_ RouteMatcher = matchHeader{}
)
|