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optimize cookie handling loops

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This commit is contained in:
Kenneth Bingham 2024-01-09 16:30:47 -05:00
parent ee3bcbbbdb
commit df829bf225
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1 changed files with 10 additions and 17 deletions
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27
endpoints/publicProxy/http.go
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@ -19,7 +19,6 @@ import (
"net/http"
"net/http/httputil"
"net/url"
"slices"
"strings"
"time"
)
@ -368,23 +367,17 @@ func SetZrokCookie(w http.ResponseWriter, cookieDomain, email, accessToken, prov
func deleteZrokCookies(w http.ResponseWriter, r *http.Request) {
// Get all cookies from the request
cookies := r.Cookies()
// List of cookies to delete, the pkce cookie might be okay to pass along to the HTTP backend, but zrok-access is
// not because it can contain the accessToken from any other OAuth enabled shares, so we delete it here when the
// current share is not OAuth-enabled. OAuth-enabled shares check the audience claim in the JWT to ensure it matches
// the requested share and will send the client back to the OAuth provider if it does not match.
deletedCookies := []string{"zrok-access", "pkce"}
// Filter the cookies to save
filteredCookies := make([]*http.Cookie, 0)
for _, cookie := range cookies {
if !slices.Contains(deletedCookies, cookie.Name) {
filteredCookies = append(filteredCookies, cookie)
}
}
// Set the Cookie header to the filtered list of cookies
// Clear the Cookie header
r.Header.Del("Cookie")
for _, cookie := range filteredCookies {
r.AddCookie(cookie)
// Save cookies not in the list of cookies to delete, the pkce cookie might be okay to pass along to the HTTP
// backend, but zrok-access is not because it can contain the accessToken from any other OAuth enabled shares, so we
// delete it here when the current share is not OAuth-enabled. OAuth-enabled shares check the audience claim in the
// JWT to ensure it matches the requested share and will send the client back to the OAuth provider if it does not
// match.
for _, cookie := range cookies {
if cookie.Name != "zrok-access" || cookie.Domain != "pkce" {
r.AddCookie(cookie)
}
}
}