From 4d05f18c4c79252ac030d854efc395ec58fb3318 Mon Sep 17 00:00:00 2001
From: LowderPlay <me@lowderplay.dev>
Date: Tue, 18 Aug 2026 19:57:56 +0500
Subject: [PATCH] feat: multiple verdicts (#83)

* feat: multiple verdicts

* chore: bump version
---
 Cargo.lock                                    |   2 +-
 frontend/src/lib/api/probe.ts                 |   5 +-
 .../lib/components/result/ProbeTable.svelte   |  56 ++++---
 website/Cargo.toml                            |   2 +-
 .../20260818000000_probe_verdicts.sql         |   9 ++
 website/src/api/probe.rs                      | 153 +++++++++---------
 6 files changed, 130 insertions(+), 97 deletions(-)
 create mode 100644 website/migrations/20260818000000_probe_verdicts.sql

diff --git a/Cargo.lock b/Cargo.lock
index fd96753..d6e1f82 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4706,7 +4706,7 @@ dependencies = [
 
 [[package]]
 name = "website"
-version = "1.2.0"
+version = "1.2.1"
 dependencies = [
  "dotenvy",
  "env_logger",
diff --git a/frontend/src/lib/api/probe.ts b/frontend/src/lib/api/probe.ts
index e70e573..7ca7afc 100644
--- a/frontend/src/lib/api/probe.ts
+++ b/frontend/src/lib/api/probe.ts
@@ -32,13 +32,14 @@ export type ProbeResult = {
 	region?: string | null;
 	provider?: string | null;
 	asn?: string | null;
-	verdict:
+	verdicts: (
 		| "uncertain"
 		| "dns_spoofing"
 		| "sni_block"
 		| "tspu_block"
 		| "whitelist"
-		| "ok";
+		| "ok"
+	)[];
 	host_results: ProbeHostResult[] | null;
 	target_hop: number | null;
 	dns: {
diff --git a/frontend/src/lib/components/result/ProbeTable.svelte b/frontend/src/lib/components/result/ProbeTable.svelte
index c32a84e..4560f74 100644
--- a/frontend/src/lib/components/result/ProbeTable.svelte
+++ b/frontend/src/lib/components/result/ProbeTable.svelte
@@ -110,6 +110,19 @@ const verdictStyles = {
 		border: "border-neutral-400/20",
 	},
 };
+
+type VerdictStyle = keyof typeof verdictStyles;
+
+function probeVerdicts(
+	probe: ProbeResult,
+	isStaticBlocked: boolean,
+): VerdictStyle[] {
+	return probe.verdicts.map((verdict) =>
+		isStaticBlocked && probe.host_results?.length !== 0 && verdict === "ok"
+			? "cdn_block"
+			: verdict,
+	);
+}
 </script>
 
 <div class="mt-8 space-y-4">
@@ -169,7 +182,7 @@ const verdictStyles = {
 				</thead>
 				<tbody>
 					{#each probes as probe (probe.probe_id)}
-						{@const style = verdictStyles[(isStaticBlocked && probe.host_results?.length !== 0 && probe.verdict === "ok") ? "cdn_block" : probe.verdict]}
+						{@const verdicts = probeVerdicts(probe, isStaticBlocked)}
 						{@const isExpanded = !!expandedRows[probe.probe_id]}
 						<tr
 							class="border-b border-neutral-800/50 hover:bg-neutral-800/20 transition-colors cursor-pointer select-none"
@@ -187,23 +200,28 @@ const verdictStyles = {
 								<div class="text-xs text-neutral-500">{probe.asn || ""}</div>
 							</td>
 							<td class="p-3">
-								{#if probe.verdict === "whitelist"}
-									<a
-										href="/kb/whitelist"
-										onclick={(event) => event.stopPropagation()}
-										class={`inline-flex items-center gap-1.5 px-2 py-1 rounded border ${style.bg} ${style.border} ${style.class} text-xs font-bold transition-colors hover:bg-amber-500/20 hover:border-amber-500/50 hover:text-amber-400`}
-									>
-										<style.icon size={14} />
-										{style.text}
-									</a>
-								{:else}
-									<div
-										class={`inline-flex items-center gap-1.5 px-2 py-1 rounded border ${style.bg} ${style.border} ${style.class} text-xs font-bold`}
-									>
-										<style.icon size={14} />
-										{style.text}
-									</div>
-								{/if}
+								<div class="flex flex-wrap gap-1.5">
+									{#each verdicts as verdict}
+										{@const style = verdictStyles[verdict]}
+										{#if verdict === "whitelist"}
+											<a
+												href="/kb/whitelist"
+												onclick={(event) => event.stopPropagation()}
+												class={`inline-flex items-center gap-1.5 px-2 py-1 rounded border ${style.bg} ${style.border} ${style.class} text-xs font-bold transition-colors hover:bg-amber-500/20 hover:border-amber-500/50 hover:text-amber-400`}
+											>
+												<style.icon size={14} />
+												{style.text}
+											</a>
+										{:else}
+											<div
+												class={`inline-flex items-center gap-1.5 px-2 py-1 rounded border ${style.bg} ${style.border} ${style.class} text-xs font-bold`}
+											>
+												<style.icon size={14} />
+												{style.text}
+											</div>
+										{/if}
+									{/each}
+								</div>
 							</td>
 							<td class="p-3 text-right">
 								{#if isExpanded}
@@ -216,7 +234,7 @@ const verdictStyles = {
 						{#if isExpanded}
 							<tr class="bg-neutral-900/30">
 								<td colspan="4" class="p-4 border-b border-neutral-800/50">
-									<!-- {#if probe.verdict === "tspu_block"}
+									<!-- {#if probe.verdicts.includes("tspu_block")}
 										<div
 											class="mb-3 flex items-center gap-2 rounded-md border border-red-500/50 bg-red-500/15 px-3 py-2 text-red-200"
 										>
diff --git a/website/Cargo.toml b/website/Cargo.toml
index a273eca..d3c0957 100644
--- a/website/Cargo.toml
+++ b/website/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "website"
-version = "1.2.0"
+version = "1.2.1"
 edition = "2024"
 
 [dependencies]
diff --git a/website/migrations/20260818000000_probe_verdicts.sql b/website/migrations/20260818000000_probe_verdicts.sql
new file mode 100644
index 0000000..b5633a9
--- /dev/null
+++ b/website/migrations/20260818000000_probe_verdicts.sql
@@ -0,0 +1,9 @@
+ALTER TABLE probe_reports
+    RENAME COLUMN verdict TO verdicts;
+
+ALTER TABLE probe_reports
+    ALTER COLUMN verdicts TYPE VARCHAR(32)[]
+    USING ARRAY[verdicts];
+
+UPDATE probe_reports
+SET result = (result - 'verdict') || jsonb_build_object('verdicts', to_jsonb(verdicts));
diff --git a/website/src/api/probe.rs b/website/src/api/probe.rs
index 923aba7..94cbc78 100644
--- a/website/src/api/probe.rs
+++ b/website/src/api/probe.rs
@@ -153,7 +153,7 @@ pub fn build_probe_response(
     reporter_info: Option<ProbeReporterInfo>,
 ) -> Value {
     let hosts: HashMap<&String, &Host> = config.hosts.iter().map(|h| (&h.id, h)).collect();
-    let verdict = build_probe_verdict(
+    let verdicts = build_probe_verdicts(
         &raw.host_results,
         config,
         raw.target_traceroute.as_ref(),
@@ -194,7 +194,7 @@ pub fn build_probe_response(
         "region": region,
         "provider": provider,
         "asn": asn,
-        "verdict": verdict,
+        "verdicts": verdicts,
         "host_results": host_results,
         "target_hop": target_hop,
         "dns": raw.dns,
@@ -212,10 +212,16 @@ async fn insert_probe_report(
         .get("probe_id")
         .and_then(Value::as_str)
         .and_then(|probe_id| probe_id.parse::<i32>().ok());
-    let verdict = response
-        .get("verdict")
-        .and_then(Value::as_str)
-        .unwrap_or("uncertain");
+    let verdicts = response
+        .get("verdicts")
+        .and_then(Value::as_array)
+        .map(|verdicts| {
+            verdicts
+                .iter()
+                .filter_map(Value::as_str)
+                .collect::<Vec<_>>()
+        })
+        .unwrap_or_else(|| vec!["uncertain"]);
     let (target_hop_count, target_trace_result) = traceroute_columns(target_traceroute);
     let (control_hop_count, control_trace_result) = traceroute_columns(control_traceroute);
 
@@ -229,7 +235,7 @@ async fn insert_probe_report(
         INSERT INTO probe_reports (
             query_id,
             probe_id,
-            verdict,
+            verdicts,
             result,
             target_hop_count,
             target_trace_result,
@@ -240,7 +246,7 @@ async fn insert_probe_report(
         ON CONFLICT (query_id, probe_id)
         DO UPDATE SET
             date = NOW(),
-            verdict = EXCLUDED.verdict,
+            verdicts = EXCLUDED.verdicts,
             result = EXCLUDED.result,
             target_hop_count = EXCLUDED.target_hop_count,
             target_trace_result = EXCLUDED.target_trace_result,
@@ -250,7 +256,7 @@ async fn insert_probe_report(
     )
     .bind(query_id)
     .bind(probe_id)
-    .bind(verdict)
+    .bind(verdicts)
     .bind(response)
     .bind(target_hop_count)
     .bind(target_trace_result)
@@ -289,13 +295,14 @@ async fn fetch_probe_reporter_info(
     .await
 }
 
-fn build_probe_verdict(
+fn build_probe_verdicts(
     results: &[HostProbeResult],
     config: &ProbeConfig,
     target_traceroute: Option<&TcpTracerouteResult>,
     control_traceroute: Option<&TcpTracerouteResult>,
     dns: Option<&reports::probe::DnsProbeResult>,
-) -> &'static str {
+) -> Vec<&'static str> {
+    let mut verdicts = Vec::new();
     let dns_spoofing = dns.is_some_and(|result| result.spoofing_detected);
     if let (
         Some(TcpTracerouteResult {
@@ -309,11 +316,7 @@ fn build_probe_verdict(
     ) = (target_traceroute, control_traceroute)
         && target_hop < control_hop
     {
-        return "tspu_block";
-    }
-
-    if results.is_empty() {
-        return if dns_spoofing { "dns_spoofing" } else { "ok" };
+        verdicts.push("tspu_block");
     }
 
     let matched = results
@@ -327,69 +330,71 @@ fn build_probe_verdict(
         })
         .collect::<Vec<_>>();
 
-    if matched.is_empty() {
-        return if dns_spoofing {
-            "dns_spoofing"
-        } else {
-            "uncertain"
-        };
-    }
-
-    if is_strict_majority(
+    let host_verdict = if results.is_empty() {
+        "ok"
+    } else if matched.is_empty() {
+        "uncertain"
+    } else if is_strict_majority(
         matched.len(),
         matched
             .iter()
             .filter(|(_, evidence)| matches!(evidence, ProbeEvidence::ClientHello))
             .count(),
     ) {
-        return "sni_block";
-    }
-
-    if dns_spoofing {
-        return "dns_spoofing";
-    }
-
-    if is_strict_majority(
+        "sni_block"
+    } else if is_strict_majority(
         matched.len(),
         matched
             .iter()
             .filter(|(_, evidence)| matches!(evidence, ProbeEvidence::Good))
             .count(),
     ) {
-        return "whitelist";
-    }
-
-    let blacklist = matched
-        .iter()
-        .filter(|(host, _)| matches!(host.host_type, HostType::Blacklist))
-        .collect::<Vec<_>>();
-    let whitelist = matched
-        .iter()
-        .filter(|(host, _)| matches!(host.host_type, HostType::Whitelist))
-        .collect::<Vec<_>>();
-
-    let most_blacklist_timed_out = !blacklist.is_empty()
-        && is_strict_majority(
-            blacklist.len(),
-            blacklist
-                .iter()
-                .filter(|(_, evidence)| matches!(evidence, ProbeEvidence::DataTimeout { .. }))
-                .count(),
-        );
-    let most_whitelist_good = !whitelist.is_empty()
-        && is_strict_majority(
-            whitelist.len(),
-            whitelist
-                .iter()
-                .filter(|(_, evidence)| matches!(evidence, ProbeEvidence::Good))
-                .count(),
-        );
-
-    if most_blacklist_timed_out && most_whitelist_good {
-        "ok"
+        "whitelist"
     } else {
-        "uncertain"
+        let blacklist = matched
+            .iter()
+            .filter(|(host, _)| matches!(host.host_type, HostType::Blacklist))
+            .collect::<Vec<_>>();
+        let whitelist = matched
+            .iter()
+            .filter(|(host, _)| matches!(host.host_type, HostType::Whitelist))
+            .collect::<Vec<_>>();
+
+        let most_blacklist_timed_out = !blacklist.is_empty()
+            && is_strict_majority(
+                blacklist.len(),
+                blacklist
+                    .iter()
+                    .filter(|(_, evidence)| matches!(evidence, ProbeEvidence::DataTimeout { .. }))
+                    .count(),
+            );
+        let most_whitelist_good = !whitelist.is_empty()
+            && is_strict_majority(
+                whitelist.len(),
+                whitelist
+                    .iter()
+                    .filter(|(_, evidence)| matches!(evidence, ProbeEvidence::Good))
+                    .count(),
+            );
+
+        if most_blacklist_timed_out && most_whitelist_good {
+            "ok"
+        } else {
+            "uncertain"
+        }
+    };
+
+    if !matches!(host_verdict, "ok" | "uncertain") {
+        verdicts.push(host_verdict);
     }
+    if dns_spoofing {
+        verdicts.push("dns_spoofing");
+    }
+    if verdicts.is_empty() {
+        verdicts.push(host_verdict);
+    }
+
+    verdicts
 }
 
 fn publish_error_status(error: PublishError) -> Status {
@@ -436,14 +441,14 @@ mod tests {
         let target = icmp_trace(3);
         let control = icmp_trace(5);
         assert_eq!(
-            build_probe_verdict(&[], &empty_config(), Some(&target), Some(&control), None),
-            "tspu_block"
+            build_probe_verdicts(&[], &empty_config(), Some(&target), Some(&control), None),
+            vec!["tspu_block"]
         );
 
         let target = icmp_trace(5);
         assert_eq!(
-            build_probe_verdict(&[], &empty_config(), Some(&target), Some(&control), None),
-            "ok"
+            build_probe_verdicts(&[], &empty_config(), Some(&target), Some(&control), None),
+            vec!["ok"]
         );
     }
 
@@ -455,13 +460,13 @@ mod tests {
         };
         let control = icmp_trace(5);
         assert_eq!(
-            build_probe_verdict(&[], &empty_config(), Some(&target), Some(&control), None),
-            "ok"
+            build_probe_verdicts(&[], &empty_config(), Some(&target), Some(&control), None),
+            vec!["ok"]
         );
     }
 
     #[test]
-    fn sni_block_takes_priority_over_dns_spoofing() {
+    fn reports_sni_block_and_dns_spoofing_together() {
         let mut config = empty_config();
         config.hosts.push(Host {
             id: "test".to_string(),
@@ -484,8 +489,8 @@ mod tests {
         };
 
         assert_eq!(
-            build_probe_verdict(&results, &config, None, None, Some(&dns)),
-            "sni_block"
+            build_probe_verdicts(&results, &config, None, None, Some(&dns)),
+            vec!["sni_block", "dns_spoofing"]
         );
     }