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84 lines
1.5 KiB
Go
84 lines
1.5 KiB
Go
package http
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import (
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"encoding/json"
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"io"
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)
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type BasicAuther interface {
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BasicAuth() (string, string, bool)
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}
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type Credential struct {
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Username string `json:"username,omitempty"`
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Password string `json:"password,omitempty"`
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Perms []string `json:"perms",omitempty"`
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}
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type CredentialsStore struct {
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store map[string]string
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perms map[string]map[string]bool
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}
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func NewCredentialsStore() *CredentialsStore {
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return &CredentialsStore{
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store: make(map[string]string),
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perms: make(map[string]map[string]bool),
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}
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}
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func (c *CredentialsStore) Load(r io.Reader) error {
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dec := json.NewDecoder(r)
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// Read open bracket
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_, err := dec.Token()
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if err != nil {
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return err
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}
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var cred Credential
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for dec.More() {
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err := dec.Decode(&cred)
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if err != nil {
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return err
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}
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c.store[cred.Username] = cred.Password
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c.perms[cred.Username] = make(map[string]bool, len(cred.Perms))
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for _, p := range cred.Perms {
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c.perms[cred.Username][p] = true
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}
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}
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// Read closing bracket
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_, err = dec.Token()
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if err != nil {
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return err
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}
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return nil
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}
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func (c *CredentialsStore) Check(username, password string) bool {
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pw, ok := c.store[username]
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return ok && password == pw
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}
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func (c *CredentialsStore) CheckRequest(b BasicAuther) bool {
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username, password, ok := b.BasicAuth()
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if !ok || !c.Check(username, password) {
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return false
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}
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return true
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}
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func (c *CredentialsStore) HasPerm(username string, perm string) bool {
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m, ok := c.perms[username]
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if !ok {
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return false
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}
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if _, ok := m[perm]; !ok {
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return false
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}
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return true
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}
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