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BasicAuth increase speed up

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This commit is contained in:
john 2020-06-14 00:23:57 +08:00
parent 5e40c1d49c
commit 5b17ae8def
1 changed files with 14 additions and 20 deletions
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34
auth.go
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@ -18,25 +18,22 @@ const AuthUserKey = "user"
// Accounts defines a key/value for user/pass list of authorized logins.
type Accounts map[string]string
type authPair struct {
value string
user string
}
// authKVMap defines a key/value for Authorization token / user
type authKVMap map[string]string
type authPairs []authPair
func (a authPairs) searchCredential(authValue string) (string, bool) {
func (a authKVMap) searchCredential(authValue string) (string, bool) {
if authValue == "" {
return "", false
}
for _, pair := range a {
if pair.value == authValue {
return pair.user, true
}
user,ok:=a[authValue]
if !ok{
return "", false
}
return "", false
return user,true
}
// BasicAuthForRealm returns a Basic HTTP Authorization middleware. It takes as arguments a map[string]string where
// the key is the user name and the value is the password, as well as the name of the Realm.
// If the realm is empty, "Authorization Required" will be used by default.
@ -46,10 +43,10 @@ func BasicAuthForRealm(accounts Accounts, realm string) HandlerFunc {
realm = "Authorization Required"
}
realm = "Basic realm=" + strconv.Quote(realm)
pairs := processAccounts(accounts)
pairMap := processAccounts(accounts)
return func(c *Context) {
// Search user in the slice of allowed credentials
user, found := pairs.searchCredential(c.requestHeader("Authorization"))
user, found := pairMap.searchCredential(c.requestHeader("Authorization"))
if !found {
// Credentials doesn't match, we return 401 and abort handlers chain.
c.Header("WWW-Authenticate", realm)
@ -69,19 +66,16 @@ func BasicAuth(accounts Accounts) HandlerFunc {
return BasicAuthForRealm(accounts, "")
}
func processAccounts(accounts Accounts) authPairs {
func processAccounts(accounts Accounts) authKVMap {
length := len(accounts)
assert1(length > 0, "Empty list of authorized credentials")
pairs := make(authPairs, 0, length)
pairMap := make(authKVMap)
for user, password := range accounts {
assert1(user != "", "User can not be empty")
value := authorizationHeader(user, password)
pairs = append(pairs, authPair{
value: value,
user: user,
})
pairMap[value]=user
}
return pairs
return pairMap
}
func authorizationHeader(user, password string) string {