      1
      2
      3
      4
      5
      6
      7
      8
      9
     10
     11
     12
     13
     14
     15
     16
     17
     18
     19
     20
     21
     22
     23
     24
     25
     26
     27
     28
     29
     30
     31
     32
     33
     34
     35
     36
     37
     38
     39
     40
     41
     42
     43
     44
     45
     46
     47
     48
     49
     50
     51
     52
     53
     54
     55
     56
     57
     58
     59
     60
     61
     62
     63
     64
     65
     66
     67
     68
     69
     70
     71
     72
     73
     74
     75
     76
     77
     78
     79
     80
     81
     82
     83
     84
     85
     86
     87
     88
     89
     90
     91
     92
     93
     94
     95
     96
     97
     98
     99
    100
    101
    102
    103
    104
    105
    106
    107
    108
    109
    110
    111
    112
    113
    114
    115
    116
    117
    118
    119
    120
    121
    122
    123
    124
    125
    126
    127
    128
    129
    130
    131
    132
    133
    134
    135
    136
    137
    138
    139
    140
    141
    142
    143
    144
    145
    146
    147
    148
    149
    150
    151
    152
    153
    154
    155
    156
    157
    158
    159

    /*
    * Copyright (C) 2022  Aravinth Manivannan <realaravinth@batsense.net>
    *
    * This program is free software: you can redistribute it and/or modify
    * it under the terms of the GNU Affero General Public License as
    * published by the Free Software Foundation, either version 3 of the
    * License, or (at your option) any later version.
    *
    * This program is distributed in the hope that it will be useful,
    * but WITHOUT ANY WARRANTY; without even the implied warranty of
    * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    * GNU Affero General Public License for more details.
    *
    * You should have received a copy of the GNU Affero General Public License
    * along with this program.  If not, see <https://www.gnu.org/licenses/>.
    */
    //! PoW success token module

    use actix_web::{web, HttpResponse, Responder};
    use libmcaptcha::cache::messages::VerifyCaptchaResult;
    use serde::{Deserialize, Serialize};

    use crate::errors::*;
    use crate::stats::record::record_confirm;
    use crate::AppData;
    use crate::V1_API_ROUTES;

    #[derive(Clone, Debug, Deserialize, Serialize)]
    pub struct CaptchaValidateResp {
        pub valid: bool,
    }

    // API keys are mcaptcha actor names

    /// route hander that validates a PoW solution token
    #[my_codegen::post(path = "V1_API_ROUTES.pow.validate_captcha_token()")]
    pub async fn validate_captcha_token(
        payload: web::Json<VerifyCaptchaResult>,
        data: AppData,
    ) -> ServiceResult<impl Responder> {
        let key = payload.key.clone();
        let res = data
            .captcha
            .validate_verification_tokens(payload.into_inner())
            .await?;
        let payload = CaptchaValidateResp { valid: res };
        record_confirm(&key, &data.db).await;
        //println!("{:?}", &payload);
        Ok(HttpResponse::Ok().json(payload))
    }

    #[cfg(test)]
    mod tests {
        use actix_web::http::StatusCode;
        use actix_web::test;
        use libmcaptcha::pow::PoWConfig;
        use libmcaptcha::pow::Work;

        use super::*;
        use crate::api::v1::pow::get_config::GetConfigPayload;
        use crate::api::v1::pow::verify_pow::ValidationToken;
        use crate::tests::*;
        use crate::*;

        #[actix_rt::test]
        async fn validate_captcha_token_works() {
            const NAME: &str = "enterprisetken";
            const PASSWORD: &str = "testingpas";
            const EMAIL: &str = "verifyuser@enter.com";
            const VERIFY_CAPTCHA_URL: &str = "/api/v1/pow/verify";
            const GET_URL: &str = "/api/v1/pow/config";
            const VERIFY_TOKEN_URL: &str = "/api/v1/pow/siteverify";
            //        const UPDATE_URL: &str = "/api/v1/mcaptcha/domain/token/duration/update";

            {
                let data = Data::new().await;
                delete_user(NAME, &data).await;
            }

            register_and_signin(NAME, EMAIL, PASSWORD).await;
            let (data, _, _signin_resp, token_key) = add_levels_util(NAME, PASSWORD).await;
            let app = get_app!(data).await;

            let get_config_payload = GetConfigPayload {
                key: token_key.key.clone(),
            };

            // update and check changes

            let get_config_resp = test::call_service(
                &app,
                post_request!(&get_config_payload, GET_URL).to_request(),
            )
            .await;
            assert_eq!(get_config_resp.status(), StatusCode::OK);
            let config: PoWConfig = test::read_body_json(get_config_resp).await;

            let pow = pow_sha256::ConfigBuilder::default()
                .salt(config.salt)
                .build()
                .unwrap();
            let work = pow
                .prove_work(&config.string.clone(), config.difficulty_factor)
                .unwrap();

            let work = Work {
                string: config.string.clone(),
                result: work.result,
                nonce: work.nonce,
                key: token_key.key.clone(),
            };

            let pow_verify_resp = test::call_service(
                &app,
                post_request!(&work, VERIFY_CAPTCHA_URL).to_request(),
            )
            .await;
            assert_eq!(pow_verify_resp.status(), StatusCode::OK);
            let client_token: ValidationToken = test::read_body_json(pow_verify_resp).await;

            let validate_payload = VerifyCaptchaResult {
                token: client_token.token.clone(),
                key: token_key.key.clone(),
            };

            let validate_client_token = test::call_service(
                &app,
                post_request!(&validate_payload, VERIFY_TOKEN_URL).to_request(),
            )
            .await;
            assert_eq!(validate_client_token.status(), StatusCode::OK);
            let resp: CaptchaValidateResp =
                test::read_body_json(validate_client_token).await;
            assert!(resp.valid);

            // string not found
            let string_not_found = test::call_service(
                &app,
                post_request!(&validate_payload, VERIFY_TOKEN_URL).to_request(),
            )
            .await;
            let resp: CaptchaValidateResp = test::read_body_json(string_not_found).await;
            assert!(!resp.valid);

            let validate_payload = VerifyCaptchaResult {
                token: client_token.token.clone(),
                key: client_token.token.clone(),
            };

            // key not found
            let key_not_found = test::call_service(
                &app,
                post_request!(&validate_payload, VERIFY_TOKEN_URL).to_request(),
            )
            .await;
            let resp: CaptchaValidateResp = test::read_body_json(key_not_found).await;
            assert!(!resp.valid);
        }
    }