synops/maskinrommet/src/agent.rs

282 lines
12 KiB
Rust

// Agent — Claude som chat-deltaker.
//
// Håndterer `agent_respond`-jobber fra jobbkøen.
// Kaller `claude -p` direkte som subprocess — maskinrommet kjører
// på hosten (ikke i Docker) og har tilgang til claude CLI.
use sqlx::PgPool;
use uuid::Uuid;
use crate::jobs::JobRow;
use crate::stdb::StdbClient;
#[derive(Debug)]
struct AgentConfig {
max_context_messages: i64,
max_consecutive_agent_messages: i64,
rate_limit_per_hour: i64,
}
#[derive(sqlx::FromRow, Debug)]
struct MessageRow {
#[allow(dead_code)]
id: Uuid,
content: Option<String>,
created_by: Uuid,
#[allow(dead_code)]
created_at: chrono::DateTime<chrono::Utc>,
}
#[derive(sqlx::FromRow, Debug)]
struct ParticipantRow {
id: Uuid,
title: Option<String>,
node_kind: String,
}
pub async fn handle_agent_respond(
job: &JobRow,
db: &PgPool,
stdb: &StdbClient,
) -> Result<serde_json::Value, String> {
let communication_id: Uuid = job.payload["communication_id"]
.as_str().and_then(|s| s.parse().ok())
.ok_or("Mangler communication_id")?;
let message_id: Uuid = job.payload["message_id"]
.as_str().and_then(|s| s.parse().ok())
.ok_or("Mangler message_id")?;
let agent_node_id: Uuid = job.payload["agent_node_id"]
.as_str().and_then(|s| s.parse().ok())
.ok_or("Mangler agent_node_id")?;
let sender_node_id: Uuid = job.payload["sender_node_id"]
.as_str().and_then(|s| s.parse().ok())
.ok_or("Mangler sender_node_id")?;
tracing::info!(
communication_id = %communication_id,
message_id = %message_id,
agent_node_id = %agent_node_id,
sender_node_id = %sender_node_id,
"Starter agent_respond"
);
let config = load_agent_config(db, agent_node_id).await?;
// Kill switch
let is_active: bool = sqlx::query_scalar(
"SELECT is_active FROM agent_identities WHERE node_id = $1",
).bind(agent_node_id).fetch_optional(db).await
.map_err(|e| format!("DB-feil: {e}"))?.unwrap_or(false);
if !is_active {
return Ok(serde_json::json!({"status": "skipped", "reason": "agent_inactive"}));
}
// Rate limiting
let count: i64 = sqlx::query_scalar::<_, Option<i64>>(
"SELECT COUNT(*) FROM ai_usage_log WHERE agent_node_id = $1 AND created_at > now() - interval '1 hour'",
).bind(agent_node_id).fetch_one(db).await
.map_err(|e| format!("DB-feil: {e}"))?.unwrap_or(0);
if count >= config.rate_limit_per_hour {
return Ok(serde_json::json!({"status": "skipped", "reason": "rate_limit"}));
}
// Loop-prevensjon
let recent: Vec<Uuid> = sqlx::query_scalar(
"SELECT n.created_by FROM nodes n JOIN edges e ON e.source_id = n.id WHERE e.target_id = $1 AND e.edge_type = 'belongs_to' ORDER BY n.created_at DESC LIMIT $2",
).bind(communication_id).bind(config.max_consecutive_agent_messages)
.fetch_all(db).await.map_err(|e| format!("DB-feil: {e}"))?;
if !recent.is_empty() && recent.iter().all(|s| *s == agent_node_id) {
return Ok(serde_json::json!({"status": "skipped", "reason": "loop_prevention"}));
}
// Hent meldingshistorikk
let mut messages = sqlx::query_as::<_, MessageRow>(
"SELECT n.id, n.content, n.created_by, n.created_at FROM nodes n JOIN edges e ON e.source_id = n.id WHERE e.target_id = $1 AND e.edge_type = 'belongs_to' AND n.node_kind = 'content' ORDER BY n.created_at DESC LIMIT $2",
).bind(communication_id).bind(config.max_context_messages)
.fetch_all(db).await.map_err(|e| format!("DB-feil: {e}"))?;
messages.reverse();
if messages.is_empty() {
return Ok(serde_json::json!({"status": "skipped", "reason": "no_messages"}));
}
// Kontekst
let comm_title: String = sqlx::query_scalar::<_, Option<String>>(
"SELECT title FROM nodes WHERE id = $1",
).bind(communication_id).fetch_optional(db).await
.map_err(|e| format!("DB-feil: {e}"))?.flatten()
.unwrap_or_else(|| "Samtale".to_string());
let participants = sqlx::query_as::<_, ParticipantRow>(
"SELECT n.id, n.title, n.node_kind FROM nodes n JOIN edges e ON e.source_id = n.id WHERE e.target_id = $1 AND e.edge_type IN ('owner', 'member_of')",
).bind(communication_id).fetch_all(db).await
.map_err(|e| format!("DB-feil: {e}"))?;
let permission: String = sqlx::query_scalar(
"SELECT permission FROM agent_permissions WHERE user_node_id = $1 AND agent_node_id = $2",
).bind(sender_node_id).bind(agent_node_id)
.fetch_optional(db).await.map_err(|e| format!("DB-feil: {e}"))?
.unwrap_or_else(|| "none".to_string());
// Bygg prompt
let name_map: std::collections::HashMap<Uuid, String> = participants.iter()
.map(|p| (p.id, p.title.clone().unwrap_or_else(|| p.node_kind.clone()))).collect();
let participant_names: String = participants.iter()
.filter(|p| p.id != agent_node_id)
.map(|p| p.title.as_deref().unwrap_or("Ukjent"))
.collect::<Vec<_>>().join(", ");
let mut conversation = String::new();
for m in &messages {
let name = name_map.get(&m.created_by).map(|s| s.as_str()).unwrap_or("Ukjent");
let content = m.content.as_deref().unwrap_or("");
if m.created_by == agent_node_id {
conversation.push_str(&format!("Claude: {content}\n"));
} else {
conversation.push_str(&format!("{name}: {content}\n"));
}
}
let perm_desc = match permission.as_str() {
"direct" => "Brukeren har 'direct'-tilgang.",
"propose" => "Brukeren har 'propose'-tilgang.",
_ => "",
};
// Sjekk om denne chatten diskuterer en spec-node (discusses-edge)
let spec_context: String = match sqlx::query_scalar::<_, Option<String>>(
"SELECT n.content FROM nodes n JOIN edges e ON e.source_id = $1 AND e.target_id = n.id WHERE e.edge_type = 'discusses' LIMIT 1",
).bind(communication_id).fetch_optional(db).await {
Ok(Some(Some(content))) if !content.is_empty() => {
let truncated = if content.len() > 4000 { &content[..4000] } else { &content };
format!("\n--- Gjeldende spesifikasjon ---\n{truncated}\n--- Slutt spesifikasjon ---\n\nDu har tilgang til spesifikasjonen over. Gi konkret feedback: hva er implementert, hva er planlagt, hva er teknisk vanskelig. Vær ærlig om begrensninger.\n")
}
_ => String::new(),
};
let prompt = format!(
r#"Du er Claude, en AI-assistent integrert i Synops-plattformen.
Du deltar i samtalen "{comm_title}" med {participant_names}.
Svar på norsk med mindre brukeren skriver på engelsk.
{perm_desc}
Svar konsist. Bruk vanlig tekst uten markdown-overskrifter.
Svar KUN med meldingsteksten.
{spec_context}
--- Samtalehistorikk ---
{conversation}--- Svar ---"#
);
// Kall claude CLI med retry ved API-feil (500/529)
let claude_path = std::env::var("CLAUDE_PATH").unwrap_or_else(|_| "claude".to_string());
let project_dir = std::env::var("PROJECT_DIR").unwrap_or_else(|_| "/home/vegard/synops".to_string());
tracing::info!(prompt_len = prompt.len(), "Kaller claude CLI");
let max_retries = 3u32;
let mut response_text = String::new();
for attempt in 0..=max_retries {
let output = tokio::process::Command::new(&claude_path)
.arg("-p")
.arg(&prompt)
.arg("--output-format")
.arg("json")
.arg("--dangerously-skip-permissions")
.env("CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC", "1")
.current_dir(&project_dir)
.output()
.await
.map_err(|e| format!("Kunne ikke starte claude: {e}"))?;
let stderr = String::from_utf8_lossy(&output.stderr).to_string();
let stdout = String::from_utf8_lossy(&output.stdout).to_string();
// Sjekk om dette er en retrybar API-feil (500/529)
let is_api_error = !output.status.success()
&& (stderr.contains("500") || stderr.contains("529")
|| stderr.contains("overloaded") || stderr.contains("Internal Server Error"));
if is_api_error && attempt < max_retries {
let delay = std::time::Duration::from_secs(2u64.pow(attempt + 1)); // 2, 4, 8 sek
tracing::warn!(
attempt = attempt + 1,
delay_secs = delay.as_secs(),
"Claude API-feil, prøver igjen"
);
tokio::time::sleep(delay).await;
continue;
}
if !output.status.success() {
if is_api_error {
// Alle retries brukt opp — gi vennlig melding i stedet for rå feil
tracing::error!(attempts = max_retries + 1, "Claude API utilgjengelig etter alle forsøk");
response_text = "Beklager, jeg er midlertidig utilgjengelig — Anthropic sitt API svarer ikke akkurat nå. Prøv igjen om litt.".to_string();
break;
}
return Err(format!("claude feilet ({}): {}", output.status, &stderr[..stderr.len().min(500)]));
}
response_text = match serde_json::from_str::<serde_json::Value>(&stdout) {
Ok(json) => json["result"].as_str().unwrap_or("").to_string(),
Err(_) => stdout.trim().to_string(),
};
break;
}
if response_text.is_empty() {
return Err("Tom respons fra claude".to_string());
}
tracing::info!(response_len = response_text.len(), "Fikk svar fra claude");
// Skriv svar
let reply_id = Uuid::now_v7();
let edge_id = Uuid::now_v7();
let agent_str = agent_node_id.to_string();
let reply_str = reply_id.to_string();
let edge_str = edge_id.to_string();
let comm_str = communication_id.to_string();
let empty = serde_json::json!({}).to_string();
stdb.create_node(&reply_str, "content", "", &response_text, "hidden", &empty, &agent_str)
.await.map_err(|e| format!("STDB: {e}"))?;
stdb.create_edge(&edge_str, &reply_str, &comm_str, "belongs_to", &empty, false, &agent_str)
.await.map_err(|e| format!("STDB: {e}"))?;
let metadata = serde_json::json!({});
sqlx::query("INSERT INTO nodes (id, node_kind, content, visibility, metadata, created_by) VALUES ($1, 'content', $2, 'hidden'::visibility, $3, $4)")
.bind(reply_id).bind(&response_text).bind(&metadata).bind(agent_node_id)
.execute(db).await.map_err(|e| format!("PG: {e}"))?;
sqlx::query("INSERT INTO edges (id, source_id, target_id, edge_type, metadata, system, created_by) VALUES ($1, $2, $3, 'belongs_to', '{}', false, $4)")
.bind(edge_id).bind(reply_id).bind(communication_id).bind(agent_node_id)
.execute(db).await.map_err(|e| format!("PG: {e}"))?;
sqlx::query("INSERT INTO ai_usage_log (agent_node_id, communication_id, job_id, model_alias, model_actual, prompt_tokens, completion_tokens, total_tokens, job_type) VALUES ($1, $2, $3, 'claude-code', 'claude-code-cli', 0, 0, 0, 'agent_respond')")
.bind(agent_node_id).bind(communication_id).bind(job.id)
.execute(db).await.map_err(|e| format!("PG: {e}"))?;
tracing::info!(reply_node_id = %reply_id, "Agent-svar persistert");
Ok(serde_json::json!({
"status": "completed",
"reply_node_id": reply_id.to_string(),
"response_len": response_text.len()
}))
}
async fn load_agent_config(db: &PgPool, agent_node_id: Uuid) -> Result<AgentConfig, String> {
let c: serde_json::Value = sqlx::query_scalar("SELECT config FROM agent_identities WHERE node_id = $1")
.bind(agent_node_id).fetch_optional(db).await
.map_err(|e| format!("DB-feil: {e}"))?.unwrap_or(serde_json::json!({}));
Ok(AgentConfig {
max_context_messages: c["max_context_messages"].as_i64().unwrap_or(50),
max_consecutive_agent_messages: c["max_consecutive_agent_messages"].as_i64().unwrap_or(3),
rate_limit_per_hour: c["rate_limit_per_hour"].as_i64().unwrap_or(60),
})
}
pub async fn find_agent_participant(db: &PgPool, communication_id: Uuid) -> Result<Option<Uuid>, sqlx::Error> {
sqlx::query_scalar(
"SELECT n.id FROM nodes n JOIN edges e ON e.source_id = n.id JOIN agent_identities ai ON ai.node_id = n.id WHERE e.target_id = $1 AND e.edge_type IN ('owner', 'member_of') AND n.node_kind = 'agent' AND ai.is_active = true LIMIT 1",
).bind(communication_id).fetch_optional(db).await
}