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main ... v0.1.3

2 changed files with 9 additions and 26 deletions

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@ -13,3 +13,4 @@ testData:
paths: paths:
- base: /v1/users - base: /v1/users
path: /testValue path: /testValue
- base: /v1/organizations

34
main.go
View File

@ -8,13 +8,9 @@ import (
"strings" "strings"
) )
type Rule struct {
AllowedSubPaths []string `json:"allowedSubPaths,omitempty"`
}
type Path struct { type Path struct {
Path string `json:"base,omitempty"` Base string `json:"base,omitempty"`
Rule Rule `json:"rule,omitempty"` Path string `json:"path,omitempty"`
} }
type Config struct { type Config struct {
@ -42,8 +38,8 @@ func New(ctx context.Context, next http.Handler, config *Config, name string) (h
} }
for _, path := range config.Paths { for _, path := range config.Paths {
if path.Path == "" { if path.Base == "" {
return nil, fmt.Errorf("Paths.Path cannot be empty") return nil, fmt.Errorf("Paths.Base cannot be empty")
} }
} }
@ -75,30 +71,16 @@ func (a *UsersBlocker) ServeHTTP(rw http.ResponseWriter, req *http.Request) {
} }
for _, path := range a.paths { for _, path := range a.paths {
isPathMatched := strings.HasPrefix(req.URL.Path, path.Path) blockedPath := path.Base + path.Path
isPathBlocked := strings.HasPrefix(req.URL.Path, blockedPath)
if !isPathMatched { if isPathBlocked {
a.next.ServeHTTP(rw, req) message := fmt.Sprintf("blocked path %s (matched with %s) for user %s", req.URL.Path, blockedPath, userId)
return
}
if len(path.Rule.AllowedSubPaths) == 0 {
message := fmt.Sprintf("blocked path %s (matched with %s) for user %s", req.URL.Path, path.Path, userId)
os.Stdout.WriteString(message)
http.Error(rw, message, http.StatusForbidden)
return
}
for _, allowedSubPath := range path.Rule.AllowedSubPaths {
isAllowedSubPathMatched := strings.HasPrefix(req.URL.Path, path.Path+allowedSubPath)
if !isAllowedSubPathMatched {
message := fmt.Sprintf("blocked path %s (matched with %s) for user %s", req.URL.Path, path.Path+path.Path+allowedSubPath, userId)
os.Stdout.WriteString(message) os.Stdout.WriteString(message)
http.Error(rw, message, http.StatusForbidden) http.Error(rw, message, http.StatusForbidden)
return return
} }
} }
}
a.next.ServeHTTP(rw, req) a.next.ServeHTTP(rw, req)
} }