oxios_kernel/tools/
kernel_bridge.rs

1//! KernelToolProvider bridge — plugs oxios kernel tools into oxi-sdk agent builder.
2//!
3//! Implements [`oxi_sdk::KernelToolProvider`] so that oxios kernel tools
4//! (exec, memory, browser, etc.) can be registered into the SDK's
5//! `AgentBuilder` via `.kernel_tools()`.
6
7use std::sync::Arc;
8
9use oxi_sdk::SearchCache;
10use oxi_sdk::ToolRegistry;
11use oxi_sdk::{
12    KernelToolContext as SdkKernelToolContext, KernelToolProvider as SdkKernelToolProvider,
13};
14
15use crate::KernelHandle;
16use crate::tools::registration::register_always_on;
17
18/// Bridges all oxios kernel tools into the oxi-sdk agent builder.
19pub struct OxiosKernelBridge {
20    kernel_handle: Arc<KernelHandle>,
21    search_cache: Arc<SearchCache>,
22}
23
24impl OxiosKernelBridge {
25    /// Create a new bridge with the given kernel handle.
26    pub fn new(kernel_handle: Arc<KernelHandle>) -> Self {
27        Self {
28            kernel_handle,
29            search_cache: Arc::new(SearchCache::new()),
30        }
31    }
32
33    /// Create a new bridge with a pre-built search cache.
34    pub fn with_cache(kernel_handle: Arc<KernelHandle>, search_cache: Arc<SearchCache>) -> Self {
35        Self {
36            kernel_handle,
37            search_cache,
38        }
39    }
40}
41
42impl SdkKernelToolProvider for OxiosKernelBridge {
43    fn tool_names(&self) -> Vec<&str> {
44        vec![
45            // Always-on file tools
46            "read",
47            "write",
48            "edit",
49            "grep",
50            "find",
51            "ls",
52            // Kernel domain
53            "exec",
54            "memory_read",
55            "memory_search",
56            "project",
57            "agent",
58            "a2a_delegate",
59            "a2a_send",
60            "a2a_query",
61            "persona",
62            "cron",
63            "security",
64            "budget",
65            "resource",
66            "mcp",
67            "browser",
68            "knowledge",
69            // Marketplace (ClawHub)
70            "marketplace",
71            // Calendar
72            "calendar",
73            // Email
74            "send_email",
75        ]
76    }
77
78    fn register_tools(&self, registry: &ToolRegistry, context: &SdkKernelToolContext) {
79        // 1. Always-on file tools + web search
80        register_always_on(registry, Arc::clone(&self.search_cache));
81
82        // 2. Kernel domain tools via KernelHandle
83        crate::tools::builtin::register_all_kernel_tools(
84            registry,
85            &self.kernel_handle,
86            &context.agent_id,
87        );
88    }
89}
90
91#[cfg(test)]
92mod tests {
93    use super::*;
94
95    /// Verify that `tool_names()` returns the expected number of tool names.
96    #[tokio::test]
97    async fn test_tool_names_length() {
98        let tmp = tempfile::tempdir().unwrap();
99        let base = tmp.path().to_path_buf();
100
101        // Build a minimal KernelHandle for testing
102        let state_store =
103            Arc::new(crate::state_store::StateStore::new(base.join("workspace")).unwrap());
104
105        let kernel = Arc::new(crate::KernelHandle::new(
106            crate::StateApi::new(state_store.clone()),
107            crate::AgentApi::new(
108                Arc::new(crate::supervisor::NoOpSupervisor),
109                Arc::new(crate::budget::BudgetManager::new()),
110                Arc::new(crate::memory::MemoryManager::new(state_store.clone())),
111                None,
112            ),
113            crate::SecurityApi::new(
114                Arc::new(parking_lot::Mutex::new(crate::auth::AuthManager::new())),
115                Arc::new(oxi_sdk::observability::AuditTrail::new(100)),
116                Arc::new(parking_lot::Mutex::new(
117                    crate::access_manager::AccessManager::new(),
118                )),
119                state_store.clone(),
120            ),
121            crate::PersonaApi::new(Arc::new(crate::persona::PersonaManager::new())),
122            crate::ExtensionApi::new(Arc::new(crate::skill::SkillManager::new(
123                base.join("skills"),
124                base.join("share/skills"),
125            ))),
126            crate::McpApi::new(Arc::new(crate::mcp::McpBridge::new())),
127            crate::InfraApi::new(
128                Arc::new(crate::git_layer::GitLayer::new(base.join("git"), false).unwrap()),
129                Arc::new(crate::scheduler::AgentScheduler::new(5, 60, 300)),
130                Arc::new(crate::cron::CronScheduler::new(state_store.clone(), 60)),
131                Arc::new(crate::resource_monitor::ResourceMonitor::new(60, 60)),
132                crate::event_bus::EventBus::new(256),
133                crate::OxiosConfig::default(),
134                std::time::Instant::now(),
135            ),
136            None,
137            crate::ExecApi::new(
138                Arc::new(parking_lot::RwLock::new(
139                    crate::config::ExecConfig::default(),
140                )),
141                Arc::new(parking_lot::Mutex::new(
142                    crate::access_manager::AccessManager::new(),
143                )),
144            ),
145            crate::A2aApi::new(Arc::new(crate::a2a::A2AProtocol::new(
146                crate::event_bus::EventBus::new(256),
147            ))),
148            crate::EngineApi::new(
149                Arc::new(parking_lot::RwLock::new(crate::OxiosConfig::default())),
150                base.join("config.toml"),
151                Arc::new(crate::RoutingStats::new()),
152                Arc::new(crate::engine::EngineHandle::new(Arc::new(
153                    crate::OxiosEngine::new("anthropic/claude-sonnet-4-20250514"),
154                ))),
155            ),
156            Arc::new(oxios_markdown::KnowledgeBase::new(base.join("knowledge")).unwrap()),
157            Arc::new(
158                crate::kernel_handle::KnowledgeLens::new(
159                    Arc::new(
160                        oxios_markdown::KnowledgeBase::new(base.join("knowledge_lens")).unwrap(),
161                    ),
162                    Arc::new(crate::memory::MemoryManager::new(state_store.clone())),
163                )
164                .unwrap(),
165            ),
166            crate::MarketplaceApi::new(
167                Arc::new(crate::skill::clawhub::ClawHubInstaller::new(
168                    base.join("skills"),
169                    base.join("workspace"),
170                    None,
171                )),
172                Arc::new(
173                    crate::skill::clawhub::ClawHubClient::new(None).expect("valid ClawHub client"),
174                ),
175                Arc::new(crate::skill::skills_sh::SkillsShInstaller::new(
176                    base.join("skills"),
177                    None,
178                    None,
179                )),
180                Arc::new(
181                    crate::skill::skills_sh::SkillsShClient::new(None, None)
182                        .expect("valid Skills.sh client"),
183                ),
184            ),
185            None, // calendar (not configured in test)
186            None, // email (not configured in test)
187        ));
188
189        let bridge = OxiosKernelBridge::new(kernel);
190
191        let names = bridge.tool_names();
192        // 6 always-on + 18 kernel domain = 24 ... plus knowledge = 25 ... plus calendar = 25 (optional, not configured)
193        // plus send_email = 26
194        assert_eq!(names.len(), 25, "expected 25 tools, got {:?}", names);
195    }
196}
oxios_kernel/tools/kernel_bridge.rs

oxios_kernel/tools/
kernel_bridge.rs
