Add MITM hook config model

codex-rs/core/src/config/config_tests.rs

@@ -69,6 +69,7 @@ use codex_model_provider_info::LMSTUDIO_OSS_PROVIDER_ID;
 use codex_model_provider_info::OLLAMA_OSS_PROVIDER_ID;
 use codex_model_provider_info::WireApi;
 use codex_models_manager::bundled_models_response;
+use codex_network_proxy::NetworkMode;
 use codex_protocol::config_types::ServiceTier;
 use codex_protocol::models::ActivePermissionProfile;
 use codex_protocol::models::BUILT_IN_PERMISSION_PROFILE_DANGER_FULL_ACCESS;
@@ -750,6 +751,7 @@ enabled = true
 proxy_url = "http://127.0.0.1:43128"
 enable_socks5 = false
 allow_upstream_proxy = false
+mode = "full"
 
 [permissions.workspace.network.domains]
 "openai.com" = "allow"
@@ -795,7 +797,7 @@ allow_upstream_proxy = false
                         allow_upstream_proxy: Some(false),
                         dangerously_allow_non_loopback_proxy: None,
                         dangerously_allow_all_unix_sockets: None,
-                        mode: None,
+                        mode: Some(NetworkMode::Full),
                         domains: Some(NetworkDomainPermissionsToml {
                             entries: BTreeMap::from([(
                                 "openai.com".to_string(),

codex-rs/network-proxy/src/config.rs

@@ -13,6 +13,8 @@ use std::path::Path;
 use tracing::warn;
 use url::Url;
 
+use crate::mitm_hook::MitmHookConfig;
+
 #[derive(Debug, Clone, Serialize, Deserialize, Default, PartialEq, Eq)]
 pub struct NetworkProxyConfig {
     #[serde(default)]
@@ -139,6 +141,8 @@ pub struct NetworkProxySettings {
     pub allow_local_binding: bool,
     #[serde(default)]
     pub mitm: bool,
+    #[serde(default)]
+    pub mitm_hooks: Vec<MitmHookConfig>,
 }
 
 impl Default for NetworkProxySettings {
@@ -157,6 +161,7 @@ impl Default for NetworkProxySettings {
             unix_sockets: None,
             allow_local_binding: false,
             mitm: false,
+            mitm_hooks: Vec::new(),
         }
     }
 }
@@ -273,8 +278,8 @@ pub enum NetworkMode {
     /// blocked unless MITM is enabled so the proxy can enforce method policy on inner requests.
     /// SOCKS5 remains blocked in limited mode.
     Limited,
-    /// Full network access: all HTTP methods are allowed, and HTTPS CONNECTs are tunneled without
-    /// MITM interception.
+    /// Full network access: all HTTP methods are allowed. HTTPS CONNECTs are tunneled directly.
+    /// MITM hooks do not currently make full mode enter MITM.
     #[default]
     Full,
 }
@@ -588,6 +593,7 @@ mod tests {
                 unix_sockets: None,
                 allow_local_binding: false,
                 mitm: false,
+                mitm_hooks: Vec::new(),
             }
         );
     }
@@ -652,6 +658,7 @@ mod tests {
                     "unix_sockets": null,
                     "allow_local_binding": false,
                     "mitm": false,
+                    "mitm_hooks": [],
                 }
             })
         );

codex-rs/network-proxy/src/lib.rs

@@ -5,6 +5,7 @@ mod config;
 mod connect_policy;
 mod http_proxy;
 mod mitm;
+mod mitm_hook;
 mod network_policy;
 mod policy;
 mod proxy;
@@ -23,6 +24,11 @@ pub use config::NetworkProxyConfig;
 pub use config::NetworkUnixSocketPermission;
 pub use config::NetworkUnixSocketPermissions;
 pub use config::host_and_port_from_network_addr;
+pub use mitm_hook::InjectedHeaderConfig;
+pub use mitm_hook::MitmHookActionsConfig;
+pub use mitm_hook::MitmHookBodyConfig;
+pub use mitm_hook::MitmHookConfig;
+pub use mitm_hook::MitmHookMatchConfig;
 pub use network_policy::NetworkDecision;
 pub use network_policy::NetworkDecisionSource;
 pub use network_policy::NetworkPolicyDecider;