ironflow_engine/executor/
http.rs

1//! HTTP step executor.
2
3use std::sync::Arc;
4use std::time::{Duration, Instant};
5
6use rust_decimal::Decimal;
7use serde_json::json;
8use tracing::info;
9
10use ironflow_core::operations::http::Http;
11use ironflow_core::provider::AgentProvider;
12use ironflow_store::entities::StepKind;
13
14use crate::config::HttpConfig;
15use crate::error::EngineError;
16
17use super::{StepArtifacts, StepExecutor, StepOutput};
18
19/// Executor for HTTP steps.
20///
21/// Sends an HTTP request and captures the response status, headers, and body.
22pub struct HttpExecutor<'a> {
23    config: &'a HttpConfig,
24}
25
26impl<'a> HttpExecutor<'a> {
27    /// Create a new HTTP executor from a config reference.
28    pub fn new(config: &'a HttpConfig) -> Self {
29        Self { config }
30    }
31}
32
33impl StepExecutor for HttpExecutor<'_> {
34    fn kind(&self) -> StepKind {
35        StepKind::Http
36    }
37
38    async fn execute(&self, _provider: &Arc<dyn AgentProvider>) -> Result<StepOutput, EngineError> {
39        let start = Instant::now();
40
41        let mut http = match self.config.method.to_uppercase().as_str() {
42            "GET" => Http::get(&self.config.url),
43            "POST" => Http::post(&self.config.url),
44            "PUT" => Http::put(&self.config.url),
45            "PATCH" => Http::patch(&self.config.url),
46            "DELETE" => Http::delete(&self.config.url),
47            other => {
48                return Err(EngineError::StepConfig(format!(
49                    "unsupported HTTP method: {other}"
50                )));
51            }
52        };
53
54        for (name, value) in &self.config.headers {
55            http = http.header(name, value);
56        }
57        if let Some(ref ctx) = self.config.trace_context {
58            http = http.trace_context(ctx);
59        }
60        if let Some(ref body) = self.config.body {
61            http = http.json(body.clone());
62        }
63        if let Some(secs) = self.config.timeout_secs {
64            http = http.timeout(Duration::from_secs(secs));
65        }
66        for host in &self.config.allowed_hosts {
67            http = http.allow_host(host);
68        }
69
70        let output = http.run().await?;
71        let duration_ms = start.elapsed().as_millis() as u64;
72
73        info!(
74            step_kind = "http",
75            method = %self.config.method,
76            url = %self.config.url,
77            status = output.status(),
78            duration_ms,
79            "http step completed"
80        );
81
82        #[cfg(feature = "prometheus")]
83        {
84            use ironflow_core::metric_names::{HTTP_DURATION_SECONDS, HTTP_TOTAL, STATUS_SUCCESS};
85            use metrics::{counter, histogram};
86            counter!(HTTP_TOTAL, "method" => self.config.method.clone(), "status" => STATUS_SUCCESS).increment(1);
87            histogram!(HTTP_DURATION_SECONDS).record(duration_ms as f64 / 1000.0);
88        }
89
90        Ok(StepOutput {
91            output: json!({
92                "status": output.status(),
93                "headers": output.headers(),
94                "body": output.body(),
95            }),
96            duration_ms,
97            cost_usd: Decimal::ZERO,
98            input_tokens: None,
99            cache_read_input_tokens: None,
100            cache_creation_input_tokens: None,
101            output_tokens: None,
102            model: None,
103            debug_messages: None,
104            artifacts: StepArtifacts::default(),
105            account_id: None,
106        })
107    }
108}
109
110#[cfg(test)]
111mod tests {
112    use super::*;
113    use axum::Router;
114    use axum::routing::{delete, get, patch, post, put};
115    use ironflow_core::providers::claude::ClaudeCodeProvider;
116    use ironflow_core::providers::record_replay::RecordReplayProvider;
117    use tokio::net::TcpListener;
118
119    fn create_test_provider() -> Arc<dyn AgentProvider> {
120        let inner = ClaudeCodeProvider::new();
121        Arc::new(RecordReplayProvider::replay(
122            inner,
123            "/tmp/ironflow-fixtures",
124        ))
125    }
126
127    async fn start_test_server() -> String {
128        let app = Router::new()
129            .route("/status/200", get(|| async { "ok" }))
130            .route("/post", post(|| async { "ok" }))
131            .route("/put", put(|| async { "ok" }))
132            .route("/patch", patch(|| async { "ok" }))
133            .route("/delete", delete(|| async { "ok" }))
134            .route("/headers", get(|| async { "ok" }));
135
136        let listener = TcpListener::bind("127.0.0.1:0").await.unwrap();
137        let port = listener.local_addr().unwrap().port();
138        tokio::spawn(async move {
139            axum::serve(listener, app).await.unwrap();
140        });
141        format!("http://localhost:{port}")
142    }
143
144    #[tokio::test]
145    async fn http_internal_host_refused_without_allow_host() {
146        let base = start_test_server().await;
147        let config = HttpConfig::get(&format!("{base}/status/200"));
148        let executor = HttpExecutor::new(&config);
149        let provider = create_test_provider();
150
151        let err = executor.execute(&provider).await.unwrap_err();
152        assert!(
153            err.to_string()
154                .contains("URL host localhost resolves to a blocked IP address"),
155            "{err}"
156        );
157    }
158
159    #[tokio::test]
160    async fn http_get_method() {
161        let base = start_test_server().await;
162        let config = HttpConfig::get(&format!("{base}/status/200")).allow_host("localhost");
163        let executor = HttpExecutor::new(&config);
164        let provider = create_test_provider();
165
166        let result = executor.execute(&provider).await;
167        assert!(result.is_ok());
168        let output = result.unwrap();
169        assert!(output.output.get("status").is_some());
170        assert!(output.output.get("headers").is_some());
171        assert!(output.output.get("body").is_some());
172    }
173
174    #[tokio::test]
175    async fn http_post_method() {
176        let base = start_test_server().await;
177        let config = HttpConfig::post(&format!("{base}/post")).allow_host("localhost");
178        let executor = HttpExecutor::new(&config);
179        let provider = create_test_provider();
180
181        let result = executor.execute(&provider).await;
182        assert!(result.is_ok());
183    }
184
185    #[tokio::test]
186    async fn http_put_method() {
187        let base = start_test_server().await;
188        let config = HttpConfig::put(&format!("{base}/put")).allow_host("localhost");
189        let executor = HttpExecutor::new(&config);
190        let provider = create_test_provider();
191
192        let result = executor.execute(&provider).await;
193        assert!(result.is_ok());
194    }
195
196    #[tokio::test]
197    async fn http_patch_method() {
198        let base = start_test_server().await;
199        let config = HttpConfig::patch(&format!("{base}/patch")).allow_host("localhost");
200        let executor = HttpExecutor::new(&config);
201        let provider = create_test_provider();
202
203        let result = executor.execute(&provider).await;
204        assert!(result.is_ok());
205    }
206
207    #[tokio::test]
208    async fn http_delete_method() {
209        let base = start_test_server().await;
210        let config = HttpConfig::delete(&format!("{base}/delete")).allow_host("localhost");
211        let executor = HttpExecutor::new(&config);
212        let provider = create_test_provider();
213
214        let result = executor.execute(&provider).await;
215        assert!(result.is_ok());
216    }
217
218    #[tokio::test]
219    async fn http_unsupported_method_returns_error() {
220        let base = start_test_server().await;
221        let mut config = HttpConfig::get(&format!("{base}/status/200"));
222        config.method = "INVALID".to_string();
223        let executor = HttpExecutor::new(&config);
224        let provider = create_test_provider();
225
226        let result = executor.execute(&provider).await;
227        assert!(result.is_err());
228        match result {
229            Err(EngineError::StepConfig(msg)) => {
230                assert!(msg.contains("unsupported HTTP method"));
231            }
232            _ => panic!("expected StepConfig error"),
233        }
234    }
235
236    #[tokio::test]
237    async fn http_with_custom_headers() {
238        let base = start_test_server().await;
239        let config = HttpConfig::get(&format!("{base}/headers"))
240            .header("X-Custom-Header", "test-value")
241            .header("Authorization", "Bearer token")
242            .allow_host("localhost");
243        let executor = HttpExecutor::new(&config);
244        let provider = create_test_provider();
245
246        let result = executor.execute(&provider).await;
247        assert!(result.is_ok());
248    }
249
250    #[tokio::test]
251    async fn http_with_json_body() {
252        let base = start_test_server().await;
253        let config = HttpConfig::post(&format!("{base}/post"))
254            .json(json!({"key": "value", "number": 42}))
255            .allow_host("localhost");
256        let executor = HttpExecutor::new(&config);
257        let provider = create_test_provider();
258
259        let result = executor.execute(&provider).await;
260        assert!(result.is_ok());
261    }
262
263    #[tokio::test]
264    async fn http_step_output_has_structure() {
265        let base = start_test_server().await;
266        let config = HttpConfig::get(&format!("{base}/status/200")).allow_host("localhost");
267        let executor = HttpExecutor::new(&config);
268        let provider = create_test_provider();
269
270        let output = executor.execute(&provider).await.unwrap();
271        assert!(output.output.get("status").is_some());
272        assert!(output.output.get("headers").is_some());
273        assert!(output.output.get("body").is_some());
274        assert_eq!(output.cost_usd, Decimal::ZERO);
275    }
276}
ironflow_engine/executor/http.rs

ironflow_engine/executor/
http.rs
