feat: SSH card UX, agent version sync, persistent ssh_admin_ok (0.11.5)

Silent SSH probe on host card open; manual test feedback auto-hides. Persist ssh_admin_ok in DB (migration 019). After agent update read version from host and refresh UI.

backend/alembic/versions/019_host_ssh_admin_status.py

@@ -0,0 +1,25 @@
+"""hosts: persist Linux SSH admin check status
+
+Revision ID: 019
+Revises: 018
+"""
+
+from typing import Sequence, Union
+
+import sqlalchemy as sa
+from alembic import op
+
+revision: str = "019"
+down_revision: Union[str, None] = "018"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    op.add_column("hosts", sa.Column("ssh_admin_ok", sa.Boolean(), nullable=True))
+    op.add_column("hosts", sa.Column("ssh_admin_checked_at", sa.DateTime(timezone=True), nullable=True))
+
+
+def downgrade() -> None:
+    op.drop_column("hosts", "ssh_admin_checked_at")
+    op.drop_column("hosts", "ssh_admin_ok")

backend/app/api/v1/hosts.py

@@ -3,6 +3,8 @@ from pydantic import BaseModel
 from sqlalchemy import func, select
 from sqlalchemy.orm import Session
 
+from datetime import datetime, timezone
+
 from app.auth.jwt_auth import get_current_user, require_admin
 from app.config import get_settings
 from app.database import get_db
@@ -151,9 +153,16 @@ def _host_detail_from_model(
         inventory=host.inventory if isinstance(host.inventory, dict) else None,
         inventory_updated_at=host.inventory_updated_at,
         created_at=host.created_at,
+        ssh_admin_ok=host.ssh_admin_ok,
+        ssh_admin_checked_at=host.ssh_admin_checked_at,
     )
 
 
+def _set_ssh_admin_status(host: Host, ok: bool) -> None:
+    host.ssh_admin_ok = ok
+    host.ssh_admin_checked_at = datetime.now(timezone.utc)
+
+
 @router.get("/{host_id}", response_model=HostDetail)
 def get_host(
     host_id: int,
@@ -189,9 +198,16 @@ class HostSshActionResponse(BaseModel):
     stdout: str | None = None
     stderr: str | None = None
     exit_code: int | None = None
+    product_version: str | None = None
+    ssh_admin_ok: bool | None = None
 
 
-def _ssh_action_response(result: SshCommandResult, *, attempts: list[str] | None = None) -> HostSshActionResponse:
+def _ssh_action_response(
+    result: SshCommandResult,
+    *,
+    attempts: list[str] | None = None,
+    ssh_admin_ok: bool | None = None,
+) -> HostSshActionResponse:
     message = result.message
     if attempts:
         message = f"{message} (пробовали: {', '.join(attempts)})"
@@ -202,6 +218,8 @@ def _ssh_action_response(result: SshCommandResult, *, attempts: list[str] | None
         stdout=result.stdout or None,
         stderr=result.stderr or None,
         exit_code=result.exit_code,
+        product_version=result.agent_version,
+        ssh_admin_ok=ssh_admin_ok,
     )
 
 
@@ -313,7 +331,10 @@ def test_host_ssh(
     if not cfg.configured:
         raise HTTPException(status_code=400, detail="Linux SSH admin is not configured")
 
-    return _run_ssh_action_on_host(host, cfg, action=test_ssh_connection)
+    response = _run_ssh_action_on_host(host, cfg, action=test_ssh_connection)
+    _set_ssh_admin_status(host, response.ok)
+    db.commit()
+    return response.model_copy(update={"ssh_admin_ok": host.ssh_admin_ok})
 
 
 @router.post("/{host_id}/actions/agent-update", response_model=HostSshActionResponse)
@@ -330,7 +351,17 @@ def update_host_agent_via_ssh(
     if not cfg.configured:
         raise HTTPException(status_code=400, detail="Linux SSH admin is not configured")
 
-    return _run_ssh_action_on_host(host, cfg, action=run_ssh_monitor_update)
+    response = _run_ssh_action_on_host(host, cfg, action=run_ssh_monitor_update)
+    _set_ssh_admin_status(host, response.ok)
+    if response.ok and response.product_version:
+        host.product_version = response.product_version
+    db.commit()
+    return response.model_copy(
+        update={
+            "product_version": host.product_version if response.ok else response.product_version,
+            "ssh_admin_ok": host.ssh_admin_ok,
+        }
+    )
 
 
 @router.delete("/{host_id}", response_model=HostDeleteResponse)

backend/app/models/host.py

@@ -24,6 +24,8 @@ class Host(Base):
     inventory: Mapped[dict | None] = mapped_column(JSONB)
     inventory_updated_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
     use_sac_mode: Mapped[str | None] = mapped_column(String(32))
+    ssh_admin_ok: Mapped[bool | None] = mapped_column(nullable=True)
+    ssh_admin_checked_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
     last_seen_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
     created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
 

backend/app/schemas/list_models.py

@@ -30,6 +30,8 @@ class HostDetail(HostSummary):
     inventory: dict | None = None
     inventory_updated_at: datetime | None = None
     created_at: datetime | None = None
+    ssh_admin_ok: bool | None = None
+    ssh_admin_checked_at: datetime | None = None
 
 
 class HostListResponse(BaseModel):

backend/app/services/ssh_connect.py

@@ -9,7 +9,13 @@ from dataclasses import dataclass
 from app.models import Host
 
 SSH_MONITOR_UPDATE_SCRIPT = "/opt/scripts/update_ssh_monitor.sh"
+SSH_MONITOR_BINARY = "/usr/local/bin/ssh-monitor"
+SSH_MONITOR_VERSION_CMD = (
+    f"grep -m1 '^SSH_MONITOR_VERSION=' {SSH_MONITOR_BINARY} 2>/dev/null "
+    "| sed -E 's/^SSH_MONITOR_VERSION=[\"'\\'']*([^\"'\\'']+)[\"'\\'']*$/\\1/'"
+)
 SSH_OUTPUT_MAX_LEN = 12_000
+_AGENT_VERSION_RE = re.compile(r"(\d+\.\d+\.\d+(?:-SAC)?)", re.IGNORECASE)
 _IPV4_RE = re.compile(r"^\d{1,3}(?:\.\d{1,3}){3}$")
 
 
@@ -33,6 +39,7 @@ class SshCommandResult:
     stdout: str = ""
     stderr: str = ""
     exit_code: int | None = None
+    agent_version: str | None = None
 
 
 def is_linux_host(host: Host) -> bool:
@@ -233,6 +240,37 @@ def test_ssh_connection(
     return result
 
 
+def parse_ssh_monitor_version_text(text: str) -> str | None:
+    if not text:
+        return None
+    match = _AGENT_VERSION_RE.search(text)
+    if not match:
+        return None
+    return match.group(1)
+
+
+def probe_ssh_monitor_version(
+    *,
+    target: str,
+    user: str,
+    password: str,
+) -> str | None:
+    result = run_ssh_command(
+        target=target,
+        user=user,
+        password=password,
+        remote_cmd=SSH_MONITOR_VERSION_CMD,
+        command_timeout_sec=30,
+    )
+    if result.ok and result.stdout.strip():
+        version = parse_ssh_monitor_version_text(result.stdout)
+        if version:
+            return version
+    if result.stdout or result.stderr:
+        return parse_ssh_monitor_version_text(f"{result.stdout}\n{result.stderr}")
+    return None
+
+
 def run_ssh_monitor_update(
     *,
     target: str,
@@ -258,7 +296,7 @@ def run_ssh_monitor_update(
             exit_code=probe.exit_code,
         )
 
-    return run_ssh_command(
+    updated = run_ssh_command(
         target=target,
         user=user,
         password=password,
@@ -266,3 +304,21 @@ def run_ssh_monitor_update(
         command_timeout_sec=900,
         need_root=True,
     )
+    if not updated.ok:
+        return updated
+
+    version = probe_ssh_monitor_version(target=target, user=user, password=password)
+    if not version:
+        version = parse_ssh_monitor_version_text(updated.stdout)
+    if version:
+        message = f"{updated.message}\nagent version: {version}"
+        return SshCommandResult(
+            ok=True,
+            message=message,
+            target=updated.target,
+            stdout=updated.stdout,
+            stderr=updated.stderr,
+            exit_code=updated.exit_code,
+            agent_version=version,
+        )
+    return updated

backend/app/version.py

@@ -1,5 +1,5 @@
 """Единый источник версии SAC (API, health, логи, OpenAPI)."""
 
 APP_NAME = "Security Alert Center"
-APP_VERSION = "0.11.2"
+APP_VERSION = "0.11.5"
 APP_VERSION_LABEL = f"{APP_NAME} v.{APP_VERSION}"

backend/tests/test_health.py

@@ -4,6 +4,6 @@ from app.version import APP_NAME, APP_VERSION, APP_VERSION_LABEL
 
 
 def test_version_constants():
-    assert APP_VERSION == "0.11.2"
+    assert APP_VERSION == "0.11.5"
     assert APP_NAME == "Security Alert Center"
-    assert APP_VERSION_LABEL == "Security Alert Center v.0.11.2"
+    assert APP_VERSION_LABEL == "Security Alert Center v.0.11.5"

backend/tests/test_linux_admin_settings.py

@@ -116,6 +116,11 @@ def test_host_ssh_test_success(jwt_headers, client, db_session, monkeypatch):
     assert body["ok"] is True
     assert "hostname=ubabuba" in body["message"]
     assert body["target"] == "ubabuba"
+    assert body["ssh_admin_ok"] is True
+
+    db_session.refresh(host)
+    assert host.ssh_admin_ok is True
+    assert host.ssh_admin_checked_at is not None
 
 
 def test_host_agent_update_success(jwt_headers, client, db_session, monkeypatch):
@@ -149,3 +154,5 @@ def test_host_agent_update_success(jwt_headers, client, db_session, monkeypatch)
     body = response.json()
     assert body["ok"] is True
     assert body["target"] == "ubabuba"
+    if "product_version" in body:
+        assert body["product_version"] is None or isinstance(body["product_version"], str)

backend/tests/test_ssh_connect.py

@@ -182,13 +182,21 @@ def test_run_ssh_monitor_update_runs_script(monkeypatch):
                 target="h",
                 stdout="ready\n",
             )
+        if calls == 2:
             assert kwargs["remote_cmd"] == "/opt/scripts/update_ssh_monitor.sh"
             assert kwargs.get("need_root") is True
             return ssh_connect.SshCommandResult(
                 ok=True,
                 message="SSH OK",
                 target="ubabuba",
-            stdout="SUMMARY updated\n",
+                stdout="SUMMARY updated 2.1.0-SAC\n",
+                exit_code=0,
+            )
+        return ssh_connect.SshCommandResult(
+            ok=True,
+            message="ok",
+            target="ubabuba",
+            stdout='2.1.0-SAC\n',
             exit_code=0,
         )
 
@@ -196,4 +204,11 @@ def test_run_ssh_monitor_update_runs_script(monkeypatch):
 
     result = run_ssh_monitor_update(target="ubabuba", user="root", password="pw")
     assert result.ok is True
-    assert calls == 2
+    assert result.agent_version == "2.1.0-SAC"
+    assert calls == 3
+
+
+def test_parse_ssh_monitor_version_text():
+    assert ssh_connect.parse_ssh_monitor_version_text("SSH_MONITOR_VERSION=2.1.0-SAC") == "2.1.0-SAC"
+    assert ssh_connect.parse_ssh_monitor_version_text("SUMMARY updated 2.1.1-SAC done") == "2.1.1-SAC"
+    assert ssh_connect.parse_ssh_monitor_version_text("no version") is None

frontend/src/api.ts

@@ -1,4 +1,4 @@
-const TOKEN_KEY = "sac_token";
+const TOKEN_KEY = "sac_token";
 const ROLE_KEY = "sac_role";
 
 export function getToken(): string | null {
@@ -227,6 +227,8 @@ export interface HostSummary {
   last_daily_report_at: string | null;
   last_inventory_at?: string | null;
   agent_status: "online" | "stale" | "unknown";
+  ssh_admin_ok?: boolean | null;
+  ssh_admin_checked_at?: string | null;
 }
 
 export interface HostDetail extends HostSummary {
@@ -474,6 +476,8 @@ export interface HostSshActionResult {
   stdout: string | null;
   stderr: string | null;
   exit_code: number | null;
+  product_version?: string | null;
+  ssh_admin_ok?: boolean | null;
 }
 
 export function testHostSsh(hostId: number): Promise<HostSshActionResult> {

frontend/src/style.css

@@ -198,6 +198,10 @@ button:disabled {
   color: #ff6b6b;
 }
 
+.success {
+  color: #3fb950;
+}
+
 pre {
   overflow: auto;
   font-size: 0.8rem;

frontend/src/utils/agentVersion.ts

@@ -42,3 +42,14 @@ export function isAgentVersionOutdated(
   if (lag === null) return true;
   return lag >= lagThreshold;
 }
+
+export function isAgentVersionNewer(
+  candidate: string | null | undefined,
+  current: string | null | undefined,
+): boolean {
+  const next = parseAgentVersion(candidate);
+  const prev = parseAgentVersion(current);
+  if (!next) return false;
+  if (!prev) return true;
+  return compareVersions(next, prev) > 0;
+}

frontend/src/utils/hostPatchBus.ts

@@ -0,0 +1,16 @@
+import type { HostDetail } from "../api";
+
+type HostPatchListener = (detail: HostDetail) => void;
+
+const listeners = new Set<HostPatchListener>();
+
+export function subscribeHostPatch(listener: HostPatchListener): () => void {
+  listeners.add(listener);
+  return () => listeners.delete(listener);
+}
+
+export function emitHostPatch(detail: HostDetail): void {
+  for (const listener of listeners) {
+    listener(detail);
+  }
+}

frontend/src/utils/hostsLiveUpdate.ts

@@ -1,4 +1,5 @@
 import type { HostDetail, HostSummary } from "../api";
+import { isAgentVersionNewer } from "./agentVersion";
 
 /** Обновляет поля строки списка хостов из GET /hosts/{id} (без перезагрузки таблицы). */
 export function patchHostSummaryFromDetail(target: HostSummary, detail: HostDetail): void {
@@ -13,3 +14,14 @@ export function patchHostSummaryFromDetail(target: HostSummary, detail: HostDeta
   target.last_inventory_at = detail.last_inventory_at;
   target.agent_status = detail.agent_status;
 }
+
+export function bumpLatestAgentVersion(
+  latest: Record<string, string> | undefined,
+  product: string,
+  version: string | null | undefined,
+): void {
+  if (!latest || !version) return;
+  if (isAgentVersionNewer(version, latest[product])) {
+    latest[product] = version;
+  }
+}

frontend/src/version.ts

@@ -1,4 +1,4 @@
 /** Fallback до загрузки /health; при релизе держите в sync с backend/app/version.py */
 export const APP_NAME = "Security Alert Center";
-export const APP_VERSION = "0.11.2";
+export const APP_VERSION = "0.11.5";
 export const APP_VERSION_LABEL = `${APP_NAME} v.${APP_VERSION}`;

frontend/src/views/HostDetailView.vue

@@ -59,14 +59,22 @@
         <p v-if="winRmTestMessage" :class="winRmTestOk ? 'success' : 'error'">{{ winRmTestMessage }}</p>
       </div>
       <div v-if="isLinuxHost" class="host-actions">
+        <div class="host-actions-row">
+          <div class="host-action-item">
             <button
               type="button"
               class="secondary"
               :disabled="testingSsh"
-          @click="runSshTest"
+              @click="runSshTestManual"
             >
               {{ testingSsh ? "Проверка…" : "Проверить SSH" }}
             </button>
+            <span
+              v-if="sshVerified"
+              class="host-action-ok"
+              :title="sshVerifiedTitle"
+            >✓</span>
+          </div>
           <button
             type="button"
             class="secondary"
@@ -75,8 +83,15 @@
           >
             {{ updatingAgent ? "Обновление…" : "Обновить ssh-monitor" }}
           </button>
-        <p v-if="sshActionMessage" :class="sshActionOk ? 'success' : 'error'">{{ sshActionMessage }}</p>
+        </div>
-        <pre v-if="sshActionOutput" class="host-ssh-output">{{ sshActionOutput }}</pre>
+        <div v-if="showSshTestFeedback && (sshTestMessage || sshTestOutput)" class="host-action-feedback">
+          <p :class="sshTestOk ? 'success' : 'error'">{{ sshTestMessage }}</p>
+          <pre v-if="sshTestOutput" class="host-ssh-output">{{ sshTestOutput }}</pre>
+        </div>
+        <div v-if="agentUpdateMessage || agentUpdateOutput" class="host-action-feedback">
+          <p :class="agentUpdateOk ? 'success' : 'error'">{{ agentUpdateMessage }}</p>
+          <pre v-if="agentUpdateOutput" class="host-ssh-output">{{ agentUpdateOutput }}</pre>
+        </div>
       </div>
     </div>
 
@@ -189,7 +204,7 @@
 </template>
 
 <script setup lang="ts">
-import { computed, onMounted, ref, watch } from "vue";
+import { computed, onMounted, onUnmounted, ref, watch } from "vue";
 import { useRoute } from "vue-router";
 import { useSacLiveEventStream } from "../composables/useSacLiveEventStream";
 import {
@@ -202,6 +217,9 @@ import {
   type EventListResponse,
   type HostDetail,
 } from "../api";
+import { emitHostPatch } from "../utils/hostPatchBus";
+
+const SSH_TEST_FEEDBACK_MS = 60_000;
 
 const props = defineProps<{ id: string }>();
 const route = useRoute();
@@ -219,9 +237,15 @@ const winRmTestMessage = ref("");
 const winRmTestOk = ref(false);
 const testingSsh = ref(false);
 const updatingAgent = ref(false);
-const sshActionMessage = ref("");
+const showSshTestFeedback = ref(false);
-const sshActionOk = ref(false);
+const sshTestMessage = ref("");
-const sshActionOutput = ref("");
+const sshTestOk = ref(false);
+const sshTestOutput = ref("");
+const agentUpdateMessage = ref("");
+const agentUpdateOk = ref(false);
+const agentUpdateOutput = ref("");
+let sshTestHideTimer: ReturnType<typeof setTimeout> | null = null;
+let sshProbeSeq = 0;
 let refreshingLive = false;
 
 useSacLiveEventStream(() => {
@@ -244,6 +268,16 @@ const isLinuxHost = computed(() => {
   return h.product === "ssh-monitor";
 });
 
+const sshVerified = computed(() => host.value?.ssh_admin_ok === true);
+
+const sshVerifiedTitle = computed(() => {
+  const checkedAt = host.value?.ssh_admin_checked_at;
+  if (checkedAt) {
+    return `SSH доступен (проверено ${formatDt(checkedAt)})`;
+  }
+  return "SSH доступен";
+});
+
 const inventory = computed(() => host.value?.inventory ?? null);
 
 const windowsFields = computed(() => {
@@ -319,21 +353,89 @@ function agentLabel(status: string) {
   return "unknown";
 }
 
-async function loadHost() {
+function clearSshTestFeedbackTimer() {
-  loading.value = true;
+  if (sshTestHideTimer != null) {
-  error.value = "";
+    clearTimeout(sshTestHideTimer);
-  winRmTestMessage.value = "";
+    sshTestHideTimer = null;
-  sshActionMessage.value = "";
-  sshActionOutput.value = "";
-  try {
-    host.value = await fetchHost(hostId.value);
-  } catch (e) {
-    error.value = e instanceof Error ? e.message : "Ошибка загрузки хоста";
-  } finally {
-    loading.value = false;
   }
 }
 
+function isLinuxHostDetail(detail: HostDetail): boolean {
+  if ((detail.os_family || "").toLowerCase() === "linux") return true;
+  return detail.product === "ssh-monitor";
+}
+
+function applySshAdminStatus(result: { ok: boolean; ssh_admin_ok?: boolean | null }) {
+  if (!host.value) return;
+  host.value = {
+    ...host.value,
+    ssh_admin_ok: result.ssh_admin_ok ?? result.ok,
+    ssh_admin_checked_at: new Date().toISOString(),
+  };
+}
+
+function scheduleSshTestFeedbackHide() {
+  clearSshTestFeedbackTimer();
+  sshTestHideTimer = setTimeout(() => {
+    sshTestMessage.value = "";
+    sshTestOutput.value = "";
+    showSshTestFeedback.value = false;
+    sshTestHideTimer = null;
+  }, SSH_TEST_FEEDBACK_MS);
+}
+
+async function runSshTest(options: { silent?: boolean } = {}) {
+  const silent = options.silent === true;
+  const probeId = ++sshProbeSeq;
+
+  if (!silent) {
+    testingSsh.value = true;
+    clearSshTestFeedbackTimer();
+    sshTestMessage.value = "";
+    sshTestOutput.value = "";
+    showSshTestFeedback.value = false;
+  }
+
+  try {
+    const result = await testHostSsh(hostId.value);
+    if (probeId !== sshProbeSeq) return;
+
+    applySshAdminStatus(result);
+
+    if (!silent) {
+      showSshTestFeedback.value = true;
+      sshTestOk.value = result.ok;
+      sshTestMessage.value = result.message;
+      sshTestOutput.value = formatSshOutput(result);
+      if (result.ok) {
+        scheduleSshTestFeedbackHide();
+      }
+    }
+  } catch (e) {
+    if (probeId !== sshProbeSeq) return;
+    if (host.value) {
+      host.value = { ...host.value, ssh_admin_ok: false, ssh_admin_checked_at: new Date().toISOString() };
+    }
+    if (!silent) {
+      showSshTestFeedback.value = true;
+      sshTestOk.value = false;
+      sshTestMessage.value = e instanceof Error ? e.message : "Ошибка проверки SSH";
+    }
+  } finally {
+    if (!silent && probeId === sshProbeSeq) {
+      testingSsh.value = false;
+    }
+  }
+}
+
+function runSshTestManual() {
+  void runSshTest({ silent: false });
+}
+
+async function probeSshOnOpen() {
+  await runSshTest({ silent: true });
+}
+
 async function runWinRmTest() {
   testingWinRm.value = true;
   winRmTestMessage.value = "";
@@ -363,38 +465,59 @@ function formatSshOutput(result: { stdout: string | null; stderr: string | null;
   return parts.join("\n\n");
 }
 
-async function runSshTest() {
+function applyHostDetail(detail: HostDetail) {
-  testingSsh.value = true;
+  host.value = detail;
-  sshActionMessage.value = "";
+  emitHostPatch(detail);
-  sshActionOutput.value = "";
+}
+
+async function loadHost() {
+  loading.value = true;
+  error.value = "";
+  winRmTestMessage.value = "";
+  sshProbeSeq += 1;
+  clearSshTestFeedbackTimer();
+  showSshTestFeedback.value = false;
+  sshTestMessage.value = "";
+  sshTestOutput.value = "";
+  agentUpdateMessage.value = "";
+  agentUpdateOutput.value = "";
   try {
-    const result = await testHostSsh(hostId.value);
+    const detail = await fetchHost(hostId.value);
-    sshActionOk.value = result.ok;
+    applyHostDetail(detail);
-    sshActionMessage.value = result.message;
+    if (isLinuxHostDetail(detail)) {
-    sshActionOutput.value = formatSshOutput(result);
+      void probeSshOnOpen();
+    }
   } catch (e) {
-    sshActionOk.value = false;
+    error.value = e instanceof Error ? e.message : "Ошибка загрузки хоста";
-    sshActionMessage.value = e instanceof Error ? e.message : "Ошибка проверки SSH";
   } finally {
-    testingSsh.value = false;
+    loading.value = false;
   }
 }
 
 async function runAgentUpdate() {
   updatingAgent.value = true;
-  sshActionMessage.value = "";
+  agentUpdateMessage.value = "";
-  sshActionOutput.value = "";
+  agentUpdateOutput.value = "";
   try {
     const result = await updateHostAgentViaSsh(hostId.value);
-    sshActionOk.value = result.ok;
+    agentUpdateOk.value = result.ok;
-    sshActionMessage.value = result.message;
+    agentUpdateMessage.value = result.message;
-    sshActionOutput.value = formatSshOutput(result);
+    agentUpdateOutput.value = formatSshOutput(result);
     if (result.ok) {
-      host.value = await fetchHost(hostId.value);
+      const detail = await fetchHost(hostId.value);
+      if (result.product_version) {
+        detail.product_version = result.product_version;
+      }
+      if (result.ssh_admin_ok != null) {
+        detail.ssh_admin_ok = result.ssh_admin_ok;
+      }
+      applyHostDetail(detail);
+    } else if (host.value && result.ssh_admin_ok != null) {
+      host.value = { ...host.value, ssh_admin_ok: result.ssh_admin_ok };
     }
   } catch (e) {
-    sshActionOk.value = false;
+    agentUpdateOk.value = false;
-    sshActionMessage.value = e instanceof Error ? e.message : "Ошибка обновления агента";
+    agentUpdateMessage.value = e instanceof Error ? e.message : "Ошибка обновления агента";
   } finally {
     updatingAgent.value = false;
   }
@@ -407,7 +530,7 @@ async function refreshFromLatestEvent() {
     const recent = await fetchRecentEvents(1);
     const ev = recent[0];
     if (!ev || ev.host_id !== hostId.value) return;
-    host.value = await fetchHost(hostId.value);
+    applyHostDetail(await fetchHost(hostId.value));
     if (eventsPage.value === 1) {
       await loadEvents(1);
     }
@@ -441,6 +564,10 @@ onMounted(async () => {
   await loadEvents(1);
 });
 
+onUnmounted(() => {
+  clearSshTestFeedbackTimer();
+});
+
 watch(
   () => route.params.id,
   async () => {
@@ -470,12 +597,35 @@ watch(
 
 .host-actions {
   margin-top: 1rem;
+  display: flex;
+  flex-direction: column;
+  gap: 0.75rem;
+}
+
+.host-actions-row {
   display: flex;
   flex-wrap: wrap;
   gap: 0.75rem;
   align-items: center;
 }
 
+.host-action-item {
+  display: inline-flex;
+  align-items: center;
+  gap: 0.35rem;
+}
+
+.host-action-ok {
+  color: #3fb950;
+  font-size: 1.15rem;
+  font-weight: 700;
+  line-height: 1;
+}
+
+.host-action-feedback {
+  width: 100%;
+}
+
 .host-ssh-output {
   margin-top: 0.75rem;
   max-height: 16rem;

frontend/src/views/HostsView.vue

@@ -96,17 +96,19 @@
 </template>
 
 <script setup lang="ts">
-import { computed, onMounted, ref, watch } from "vue";
+import { computed, onMounted, onUnmounted, ref, watch } from "vue";
 import { useRoute, useRouter } from "vue-router";
 import { useSacLiveEventStream } from "../composables/useSacLiveEventStream";
 import {
   apiFetch,
   fetchHost,
   fetchRecentEvents,
+  type HostDetail,
   type HostListResponse,
   type HostSummary,
 } from "../api";
-import { patchHostSummaryFromDetail } from "../utils/hostsLiveUpdate";
+import { bumpLatestAgentVersion, patchHostSummaryFromDetail } from "../utils/hostsLiveUpdate";
+import { subscribeHostPatch } from "../utils/hostPatchBus";
 import { isAgentVersionOutdated } from "../utils/agentVersion";
 
 const router = useRouter();
@@ -172,6 +174,16 @@ const sortBy = ref<SortKey>(initialSort.sortBy);
 const sortDir = ref<"asc" | "desc">(initialSort.sortDir);
 const deletingId = ref<number | null>(null);
 let patchingHostRow = false;
+let unsubscribeHostPatch: (() => void) | null = null;
+
+function applyHostPatchFromDetail(detail: HostDetail) {
+  if (!data.value) return;
+  const row = data.value.items.find((h) => h.id === detail.id);
+  if (row) {
+    patchHostSummaryFromDetail(row, detail);
+    bumpLatestAgentVersion(data.value.latest_agent_versions, row.product, detail.product_version);
+  }
+}
 
 const { live } = useSacLiveEventStream(() => {
   void patchHostRowFromLatestEvent();
@@ -369,6 +381,12 @@ async function confirmDelete(h: HostSummary) {
 onMounted(() => {
   syncFromRoute();
   loadHosts();
+  unsubscribeHostPatch = subscribeHostPatch(applyHostPatchFromDetail);
+});
+
+onUnmounted(() => {
+  unsubscribeHostPatch?.();
+  unsubscribeHostPatch = null;
 });
 
 watch(