48 lines
1.1 KiB
Go
48 lines
1.1 KiB
Go
package app
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import (
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"context"
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"errors"
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"net/http"
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"github.com/99designs/gqlgen/graphql"
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"github.com/golang-jwt/jwt/v4"
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)
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// ExpiryMiddleware checks for expired tokens in GraphQL resolvers
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func ExpiryMiddleware(ctx context.Context, next graphql.ResponseHandler) *graphql.Response {
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if IsTokenExpired(ctx) {
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return graphql.ErrorResponse(ctx, "token expired")
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}
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return next(ctx)
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}
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// AuthMiddleware parses JWT token and injects user context for HTTP requests
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func AuthMiddleware(next http.Handler) http.Handler {
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return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) {
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tokenStr, err := getTokenFromHeader(r)
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if err != nil {
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ctx := SetStatus(r.Context(), err.Error())
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next.ServeHTTP(rw, r.WithContext(ctx))
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return
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}
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user, err := getUserFromToken(tokenStr)
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ctx := r.Context()
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if err != nil {
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ctx = SetStatus(ctx, err.Error())
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if errors.Is(err, jwt.ErrTokenExpired) {
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ctx = SetTokenExpired(ctx, true)
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}
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next.ServeHTTP(rw, r.WithContext(ctx))
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return
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}
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ctx = SetCurrentUser(ctx, user)
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ctx = SetStatus(ctx, "ok")
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next.ServeHTTP(rw, r.WithContext(ctx))
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})
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}
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