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Add configurable email notification digests

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maxim
2026-07-31 23:01:46 +03:00
parent 58ec47b188
commit a987667233
5 changed files with 288 additions and 2 deletions
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50
web.go
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@@ -63,6 +63,7 @@ func routes(collector *cpuCollector, store *Store) http.Handler {
return collectDashboard(collector, network, disks, zfs, ups, guests, backups, store)
}
go runHistoryCollector(collect, store)
go runEmailNotifier(collect, store)
mux.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path != "/" {
http.NotFound(w, r)
@@ -112,6 +113,33 @@ func routes(collector *cpuCollector, store *Store) http.Handler {
w.WriteHeader(http.StatusMethodNotAllowed)
}
})
mux.HandleFunc("/api/settings/email", func(w http.ResponseWriter, r *http.Request) {
switch r.Method {
case http.MethodGet:
writeJSON(w, store.EmailSettings(false), nil)
case http.MethodPut:
var settings EmailSettings
if err := json.NewDecoder(io.LimitReader(r.Body, 64<<10)).Decode(&settings); err != nil {
http.Error(w, "Некорректные настройки", http.StatusBadRequest)
return
}
if err := store.SaveEmailSettings(settings); err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
writeJSON(w, store.EmailSettings(false), nil)
default:
w.WriteHeader(http.StatusMethodNotAllowed)
}
})
mux.HandleFunc("/api/settings/email/test", func(w http.ResponseWriter, r *http.Request) {
if r.Method != http.MethodPost {
w.WriteHeader(http.StatusMethodNotAllowed)
return
}
settings := store.EmailSettings(true)
writeJSON(w, map[string]bool{"sent": true}, sendAlertEmail(settings, nil, true))
})
mux.HandleFunc("/api/history", func(w http.ResponseWriter, r *http.Request) {
hours, _ := strconv.Atoi(r.URL.Query().Get("hours"))
points, err := store.History(hours)
@@ -186,7 +214,7 @@ dialog{width:min(760px,calc(100% - 28px));max-height:calc(100vh - 32px);padding:
html[data-theme="light"] body{background:radial-gradient(circle at 78% -8%,#cde9da 0,transparent 34%),var(--bg)}html[data-theme="light"] .card{background:linear-gradient(145deg,#fff,#f7f9fa)}html[data-theme="light"] dialog{background:#fff;box-shadow:0 30px 80px #4e64752b}html[data-theme="light"] .modal-head{background:rgba(255,255,255,.94)}html[data-theme="light"] .close{background:#f1f4f6}html[data-theme="light"] .disk-item,html[data-theme="light"] .alert-item{background:#f7f9fa}html[data-theme="light"] .bar{background:#e2e8ec}html[data-theme="light"] dialog::backdrop{background:rgba(30,45,55,.35)}html[data-theme="light"] .badge[data-reason]:hover::after,html[data-theme="light"] .badge[data-reason]:focus::after,html[data-theme="light"] .chart-tooltip{background:#fff;box-shadow:0 12px 32px #4e647533}
footer{color:#657581;font-size:12px;margin-top:17px}
@media(max-width:700px){main{padding:28px 0}.cards{grid-template-columns:1fr}header{align-items:flex-start;flex-direction:column;gap:14px}.detail-grid{grid-template-columns:repeat(2,1fr)}.detail:nth-child(3n){border-right:1px solid var(--line)}.detail:nth-child(2n){border-right:0}.name{max-width:220px}.disk-stats,.setting-list,.threshold-grid{grid-template-columns:repeat(2,1fr)}.chart-head{align-items:flex-start;flex-direction:column}.detail-tabs{overflow-x:auto}}
.save-settings:disabled{cursor:wait;opacity:.55}
.save-settings:disabled{cursor:wait;opacity:.55}[data-settings-panel="email"] .threshold-item input{width:min(210px,52vw)}
</style>
</head>
<body><main>
@@ -325,7 +353,7 @@ footer{color:#657581;font-size:12px;margin-top:17px}
<dialog id="settingsDialog">
<div class="modal-head"><div><div class="label">Dashboard</div><h2>Настройки</h2></div><button class="close" aria-label="Закрыть">×</button></div>
<div class="settings-tabs"><button class="settings-tab active" data-settings-tab="appearance">Интерфейс</button><button class="settings-tab" data-settings-tab="alerts">Уведомления</button><button class="settings-tab" data-settings-tab="updates">Обновления</button></div>
<div class="settings-tabs"><button class="settings-tab active" data-settings-tab="appearance">Интерфейс</button><button class="settings-tab" data-settings-tab="alerts">Пороги</button><button class="settings-tab" data-settings-tab="email">Почта</button><button class="settings-tab" data-settings-tab="updates">Обновления</button></div>
<div class="settings-body settings-panel" data-settings-panel="appearance">
<div class="settings-group"><div class="label">Тема оформления</div><div class="theme-options"><button class="theme-option" data-theme-choice="dark">Тёмная</button><button class="theme-option" data-theme-choice="light">Светлая</button></div></div>
<div class="settings-group"><div class="label">Видимые карточки</div><div class="setting-list">
@@ -349,6 +377,20 @@ footer{color:#657581;font-size:12px;margin-top:17px}
</div>
<button class="save-settings" id="saveThresholds">Сохранить пороги</button><div class="settings-note" id="thresholdStatus">Настройки хранятся на сервере и применяются для всех браузеров.</div>
</div>
<div class="settings-body settings-panel" data-settings-panel="email" hidden>
<div class="settings-group"><label class="setting-item"><input type="checkbox" id="emailEnabled"> Включить почтовые дайджесты</label></div>
<div class="settings-group"><div class="label">SMTP и получатель</div><div class="threshold-grid">
<label class="threshold-item"><span>SMTP-сервер</span><input id="emailHost" type="text"></label><label class="threshold-item"><span>Порт</span><input id="emailPort" type="number"></label>
<label class="threshold-item"><span>Логин</span><input id="emailUsername" type="text"></label><label class="threshold-item"><span>Пароль</span><input id="emailPassword" type="password" placeholder="Не изменять"></label>
<label class="threshold-item"><span>Отправитель</span><input id="emailFrom" type="email"></label><label class="threshold-item"><span>Получатель</span><input id="emailTo" type="email"></label>
<label class="threshold-item"><span>Интервал, минут</span><input id="emailInterval" type="number" min="5"></label>
</div></div>
<div class="settings-group"><div class="label">Важность</div><div class="setting-list"><label class="setting-item"><input type="checkbox" data-email-severity="critical"> Критические</label><label class="setting-item"><input type="checkbox" data-email-severity="warning"> Предупреждения</label><label class="setting-item"><input type="checkbox" data-email-severity="info"> Информация</label></div></div>
<div class="settings-group"><div class="label">Какие разделы отправлять</div><div class="setting-list">
<label class="setting-item"><input type="checkbox" data-email-source="CPU"> CPU</label><label class="setting-item"><input type="checkbox" data-email-source="Память"> Память</label><label class="setting-item"><input type="checkbox" data-email-source="Storage"> Storage</label><label class="setting-item"><input type="checkbox" data-email-source="Диски"> Диски</label><label class="setting-item"><input type="checkbox" data-email-source="ZFS"> ZFS</label><label class="setting-item"><input type="checkbox" data-email-source="UPS"> UPS</label><label class="setting-item"><input type="checkbox" data-email-source="VM/LXC"> VM и LXC</label><label class="setting-item"><input type="checkbox" data-email-source="Backups"> Резервные копии</label><label class="setting-item"><input type="checkbox" data-email-source="Dashboard"> Dashboard</label>
</div></div>
<button class="save-settings" id="saveEmail">Сохранить настройки почты</button><button class="theme-option" id="testEmail" style="width:100%;margin-top:9px">Отправить тестовое письмо</button><div class="settings-note" id="emailStatus">Пароль хранится в локальной базе сервера и не возвращается в браузер.</div>
</div>
<div class="settings-body settings-panel" data-settings-panel="updates" hidden>
<div class="detail-grid">
<div class="detail"><span class="label">Установлена</span><strong id="updateCurrent">—</strong></div><div class="detail"><span class="label">Доступна</span><strong id="updateAvailable">—</strong></div><div class="detail"><span class="label">Режим</span><strong id="updateMode">—</strong></div>
@@ -402,6 +444,10 @@ function setTheme(theme){document.documentElement.dataset.theme=theme;localStora
document.querySelectorAll('[data-settings-tab]').forEach(tab=>tab.onclick=()=>{document.querySelectorAll('[data-settings-tab]').forEach(t=>t.classList.toggle('active',t===tab));document.querySelectorAll('[data-settings-panel]').forEach(p=>p.hidden=p.dataset.settingsPanel!==tab.dataset.settingsTab)});
async function loadThresholds(){const response=await fetch('/api/settings/alerts');if(!response.ok)return;alertSettings=await response.json();document.querySelectorAll('[data-threshold]').forEach(input=>input.value=alertSettings[input.dataset.threshold]??'')}
el('saveThresholds').onclick=async()=>{const values={};document.querySelectorAll('[data-threshold]').forEach(input=>values[input.dataset.threshold]=Number(input.value));const status=el('thresholdStatus');status.textContent='Сохранение…';const response=await fetch('/api/settings/alerts',{method:'PUT',headers:{'Content-Type':'application/json'},body:JSON.stringify(values)});if(response.ok){alertSettings=await response.json();status.textContent='Пороги сохранены и уже применяются.'}else{status.textContent=await response.text()||'Не удалось сохранить настройки.'}};loadThresholds().catch(()=>{});
function emailForm(){return {enabled:el('emailEnabled').checked,host:el('emailHost').value.trim(),port:Number(el('emailPort').value),username:el('emailUsername').value.trim(),password:el('emailPassword').value,from:el('emailFrom').value.trim(),to:el('emailTo').value.trim(),intervalMinutes:Number(el('emailInterval').value),severities:[...document.querySelectorAll('[data-email-severity]:checked')].map(x=>x.dataset.emailSeverity),sources:[...document.querySelectorAll('[data-email-source]:checked')].map(x=>x.dataset.emailSource)}}
async function loadEmail(){const response=await fetch('/api/settings/email');if(!response.ok)return;const s=await response.json();el('emailEnabled').checked=s.enabled;el('emailHost').value=s.host||'';el('emailPort').value=s.port||587;el('emailUsername').value=s.username||'';el('emailPassword').value='';el('emailPassword').placeholder=s.hasPassword?'Сохранён · не изменять':'Пароль';el('emailFrom').value=s.from||'';el('emailTo').value=s.to||'';el('emailInterval').value=s.intervalMinutes||60;document.querySelectorAll('[data-email-severity]').forEach(x=>x.checked=(s.severities||[]).includes(x.dataset.emailSeverity));document.querySelectorAll('[data-email-source]').forEach(x=>x.checked=(s.sources||[]).includes(x.dataset.emailSource))}
el('saveEmail').onclick=async()=>{const status=el('emailStatus');status.textContent='Сохранение…';const response=await fetch('/api/settings/email',{method:'PUT',headers:{'Content-Type':'application/json'},body:JSON.stringify(emailForm())});status.textContent=response.ok?'Настройки сохранены.':await response.text();if(response.ok)loadEmail()};
el('testEmail').onclick=async()=>{const status=el('emailStatus');status.textContent='Отправляем тестовое письмо…';const saved=await fetch('/api/settings/email',{method:'PUT',headers:{'Content-Type':'application/json'},body:JSON.stringify(emailForm())});if(!saved.ok){status.textContent=await saved.text();return}const response=await fetch('/api/settings/email/test',{method:'POST'});status.textContent=response.ok?'Тестовое письмо отправлено.':await response.text()};loadEmail().catch(()=>{});
el('installUpdate').onclick=async()=>{const button=el('installUpdate');button.disabled=true;button.textContent='Ставим в очередь…';el('updateMessage').textContent='Создаём запрос на обновление…';try{const response=await fetch('/api/update/request',{method:'POST'});if(!response.ok)throw new Error(await response.text());const status=await response.json();el('updateMessage').textContent=status.message;button.textContent='Обновление выполняется…'}catch(e){button.disabled=false;button.textContent='Попробовать ещё раз';el('updateMessage').textContent='Не удалось запустить обновление.'}};
const events=new EventSource('/api/events');events.onmessage=e=>render(JSON.parse(e.data));events.onerror=()=>{el('dot').classList.remove('live');el('status').textContent='Переподключение…'};
</script></body></html>`