@ -2,184 +2,149 @@ package app
import (
"fmt"
"sort"
"strings"
"github.com/seaweedfs/seaweedfs/weed/admin/dash"
"github.com/seaweedfs/seaweedfs/weed/storage/erasure_coding"
)
templ ClusterEcVolumes(data dash.ClusterEcVolumesData) {
<!DOCTYPE html>
<html lang="en">
<head>
<title>EC Volumes - SeaweedFS</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
<link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css" rel="stylesheet">
</head>
<body>
<div class="container-fluid">
<div class="row">
<div class="col-12">
<h2 class="mb-4">
<i class="fas fa-database me-2"></i>EC Volumes
<small class="text-muted">({fmt.Sprintf("%d", data.TotalVolumes)} volumes)</small>
</h2>
<div class="d-flex justify-content-between flex-wrap flex-md-nowrap align-items-center pt-3 pb-2 mb-3 border-bottom">
<div>
<h1 class="h2">
<i class="fas fa-database me-2"></i>EC Volumes
</h1>
if data.Collection != "" {
<div class="d-flex align-items-center mt-2">
if data.Collection == "default" {
<span class="badge bg-secondary text-white me-2">
<i class="fas fa-filter me-1"></i>Collection: default
</span>
} else {
<span class="badge bg-info text-white me-2">
<i class="fas fa-filter me-1"></i>Collection: {data.Collection}
</span>
}
<a href="/cluster/ec-volumes" class="btn btn-sm btn-outline-secondary">
<i class="fas fa-times me-1"></i>Clear Filter
</a>
</div>
}
</div>
<div class="btn-toolbar mb-2 mb-md-0">
<div class="btn-group me-2">
<select class="form-select form-select-sm me-2" id="pageSizeSelect" onchange="changePageSize(this.value)" style="width: auto;">
<option value="5" if data.PageSize == 5 { selected="selected" }>5 per page</option>
<option value="10" if data.PageSize == 10 { selected="selected" }>10 per page</option>
<option value="25" if data.PageSize == 25 { selected="selected" }>25 per page</option>
<option value="50" if data.PageSize == 50 { selected="selected" }>50 per page</option>
<option value="100" if data.PageSize == 100 { selected="selected" }>100 per page</option>
</select>
<button type="button" class="btn btn-sm btn-outline-primary" onclick="window.location.reload()">
<i class="fas fa-refresh me-1"></i>Refresh
</button>
</div>
</div>
</div>
<!-- Statistics Cards -->
<div class="row mb-4">
<div class="col-md-3">
<div class="card text-bg-primary">
<div class="card-body">
<div class="d-flex justify-content-between">
<div>
<h6 class="card-title">Total Volumes</h6>
<h4 class="mb-0">{fmt.Sprintf("%d", data.TotalVolumes)}</h4>
<small>EC encoded volumes</small>
</div>
<div class="align-self-center">
<i class="fas fa-cubes fa-2x"></i>
</div>
<!-- Statistics Cards -->
<div class="row mb-4">
<div class="col-md-3">
<div class="card text-bg-primary">
<div class="card-body">
<div class="d-flex justify-content-between">
<div>
<h6 class="card-title">Total Volumes</h6>
<h4 class="mb-0">{fmt.Sprintf("%d", data.TotalVolumes)}</h4>
</div>
<div class="align-self-center">
<i class="fas fa-cubes fa-2x"></i>
</div>
</div>
</div>
</div>
<div class="col-md-3">
<div class="card text-bg-info">
<div class="card-body">
<div class="d-flex justify-content-between">
<div>
<h6 class="card-title">Total Shards</h6>
<h4 class="mb-0">{fmt.Sprintf("%d", data.TotalShards)}</h4>
<small>Distributed shards</small>
</div>
<div class="align-self-center">
<i class="fas fa-puzzle-piece fa-2x"></i>
</div>
</div>
<div class="col-md-3">
<div class="card text-bg-info">
<div class="card-body">
<div class="d-flex justify-content-between">
<div>
<h6 class="card-title">Total Shards</h6>
<h4 class="mb-0">{fmt.Sprintf("%d", data.TotalShards)}</h4>
</div>
<div class="align-self-center">
<i class="fas fa-puzzle-piece fa-2x"></i>
</div>
</div>
</div>
</div>
<div class="col-md-3" >
<div class="card text-bg-success ">
<div class="card-body ">
<div class="d-flex justify-content-between ">
<div>
<h6 class="card-title">Complete Volumes</h6 >
<h4 class="mb-0">{fmt.Sprintf("%d", data.CompleteVolumes)}</h4 >
<small>All shards present</small >
</div >
<div class="align-self-center" >
<i class="fas fa-check-circle fa-2x"></i >
</d iv >
</ div>
<div class="col-md-3 ">
<div class="card text-bg-success ">
<div class="card-body ">
<div class="d-flex justify-content-between" >
<div >
<h6 class="card-title">Healthy Volumes</h6 >
<h4 class="mb-0">{fmt.Sprintf("%d", data.CompleteVolumes)}</h4 >
<small>All { fmt.Sprintf("%d", erasure_coding.TotalShardsCount) } shards present</small >
</ div>
<div class="align-self-center" >
<i class="fas fa-check-circle fa-2x">< /i>
</div>
</div>
</div>
</div>
<div class="col-md-3" >
<div class="card text-bg-warning ">
<div class="card-body ">
<div class="d-flex justify-content-between ">
<div>
<h6 class="card-title">Incomplete Volumes</h6 >
<h4 class="mb-0">{fmt.Sprintf("%d", data.IncompleteVolumes)}</h4 >
<small>Missing shards</small >
</div >
<div class="align-self-center" >
<i class="fas fa-exclamation-triangle fa-2x"></i >
</d iv >
</ div>
<div class="col-md-3 ">
<div class="card text-bg-warning ">
<div class="card-body ">
<div class="d-flex justify-content-between" >
<div >
<h6 class="card-title">Degraded Volumes</h6 >
<h4 class="mb-0">{fmt.Sprintf("%d", data.IncompleteVolumes)}</h4 >
<small>Incomplete/Critical</small >
</ div>
<div class="align-self-center" >
<i class="fas fa-exclamation-triangle fa-2x">< /i>
</div>
</div>
</div>
</div>
</div>
</div>
<!-- EC Storage Information Note -->
<div class="alert alert-info mb-4" role="alert">
<i class="fas fa-info-circle me-2"></i>
<strong>EC Storage Note:</strong>
EC volumes use erasure coding ({ fmt.Sprintf("%d+%d", erasure_coding.DataShardsCount, erasure_coding.ParityShardsCount) }) which stores data across { fmt.Sprintf("%d", erasure_coding.TotalShardsCount) } shards with redundancy.
Physical storage is approximately { fmt.Sprintf("%.1fx", float64(erasure_coding.TotalShardsCount)/float64(erasure_coding.DataShardsCount)) } the original logical data size due to { fmt.Sprintf("%d", erasure_coding.ParityShardsCount) } parity shards.
</div>
<!-- Volumes Table -->
<div class="d-flex justify-content-between align-items-center mb-3">
<div class="d-flex align-items-center">
<span class="me-3">
Showing {fmt.Sprintf("%d", (data.Page-1)*data.PageSize + 1)} to {fmt.Sprintf("%d", func() int {
end := data.Page * data.PageSize
if end > data.TotalVolumes {
return data.TotalVolumes
}
return end
}())} of {fmt.Sprintf("%d", data.TotalVolumes)} volumes
</span>
<div class="d-flex align-items-center">
<label for="pageSize" class="form-label me-2 mb-0">Show:</label>
<select id="pageSize" class="form-select form-select-sm" style="width: auto;" onchange="changePageSize(this.value)">
<option value="5" if data.PageSize == 5 { selected }>5</option>
<option value="10" if data.PageSize == 10 { selected }>10</option>
<option value="25" if data.PageSize == 25 { selected }>25</option>
<option value="50" if data.PageSize == 50 { selected }>50</option>
<option value="100" if data.PageSize == 100 { selected }>100</option>
</select>
<span class="ms-2">per page</span>
</div>
</div>
if data.Collection != "" {
<div>
if data.Collection == "default" {
<span class="badge bg-secondary text-white">Collection: default</span>
} else {
<span class="badge bg-info text-white">Collection: {data.Collection}</span>
}
<a href="/cluster/ec-shards" class="btn btn-sm btn-outline-secondary ms-2">Clear Filter</a>
</div>
}
</div>
<!-- EC Storage Information Note -->
<div class="alert alert-info mb-4" role="alert">
<i class="fas fa-info-circle me-2"></i>
<strong>EC Storage Note:</strong>
EC volumes use erasure coding ({ fmt.Sprintf("%d+%d", erasure_coding.DataShardsCount, erasure_coding.ParityShardsCount) }) which stores data across { fmt.Sprintf("%d", erasure_coding.TotalShardsCount) } shards with redundancy.
Physical storage is approximately { fmt.Sprintf("%.1fx", float64(erasure_coding.TotalShardsCount)/float64(erasure_coding.DataShardsCount)) } the original logical data size due to { fmt.Sprintf("%d", erasure_coding.ParityShardsCount) } parity shards.
</div>
<div class="table-responsive">
<table class="table table-striped table-hover" id="ecVolumesTable">
<thead>
<tr>
<th>
<a href="#" onclick="sortBy('volume_id')" class="text-dark text-decoration-none">
Volume ID
if data.SortBy == "volume_id" {
if data.SortOrder == "asc" {
<i class="fas fa-sort-up ms-1"></i>
} else {
<i class="fas fa-sort-down ms-1"></i>
}
<!-- Volumes Table -->
<div class="table-responsive">
<table class="table table-striped table-hover" id="ecVolumesTable">
<thead>
<tr>
<th>
<a href="#" onclick="sortBy('volume_id')" class="text-dark text-decoration-none">
Volume ID
if data.SortBy == "volume_id" {
if data.SortOrder == "asc" {
<i class="fas fa-sort-up ms-1"></i>
} else {
<i class="fas fa-sort ms-1 text-muted "></i>
<i class="fas fa-sort-down ms-1"></i>
}
</a>
</th>
if data.ShowCollectionColumn {
<th>
<a href="#" onclick="sortBy('collection')" class="text-dark text-decoration-none">
Collection
if data.SortBy == "collection" {
if data.SortOrder == "asc" {
<i class="fas fa-sort-up ms-1"></i>
} else {
<i class="fas fa-sort-down ms-1"></i>
}
} else {
<i class="fas fa-sort ms-1 text-muted"></i>
}
</a>
</th>
}
} else {
<i class="fas fa-sort ms-1 text-muted"></i>
}
</a>
</th>
if data.ShowCollectionColumn {
<th>
<a href="#" onclick="sortBy('total_shards ')" class="text-dark text-decoration-none">
Shard Count
if data.SortBy == "total_shards " {
<a href="#" onclick="sortBy('collection')" class="text-dark text-decoration-none">
Collection
if data.SortBy == "collection" {
if data.SortOrder == "asc" {
<i class="fas fa-sort-up ms-1"></i>
} else {
@ -190,142 +155,184 @@ templ ClusterEcVolumes(data dash.ClusterEcVolumesData) {
}
</a>
</th>
<th class="text-dark">Shard Size</th>
<th class="text-dark">Shard Locations</th>
<th>
<a href="#" onclick="sortBy('completeness')" class="text-dark text-decoration-none">
Status
if data.SortBy == "completeness" {
if data.SortOrder == "asc" {
<i class="fas fa-sort-up ms-1"></i>
} else {
<i class="fas fa-sort-down ms-1"></i>
}
}
<th>
<a href="#" onclick="sortBy('total_shards')" class="text-dark text-decoration-none">
Shard Count
if data.SortBy == "total_shards" {
if data.SortOrder == "asc" {
<i class="fas fa-sort-up ms-1"></i>
} else {
<i class="fas fa-sort ms-1 text-muted "></i>
<i class="fas fa-sort-down ms-1"></i>
}
</a>
</th>
if data.ShowDataCenterColumn {
<th class="text-dark">Data Centers</th>
}
<th class="text-dark">Actions</th>
</tr>
</thead>
<tbody>
for _, volume := range data.EcVolumes {
<tr>
<td>
<strong>{fmt.Sprintf("%d", volume.VolumeID)}</strong>
</td>
if data.ShowCollectionColumn {
<td>
if volume.Collection != "" {
<a href="/cluster/ec-shards?collection={volume.Collection}" class="text-decoration-none">
<span class="badge bg-info text-white">{volume.Collection}</span>
</a>
} else {
<a href="/cluster/ec-shards?collection=default" class="text-decoration-none">
<span class="badge bg-secondary text-white">default</span>
</a>
}
</td>
} else {
<i class="fas fa-sort ms-1 text-muted"></i>
}
</a>
</th>
<th class="text-dark">Shard Size</th>
<th class="text-dark">Shard Locations</th>
<th>
<a href="#" onclick="sortBy('completeness')" class="text-dark text-decoration-none">
Status
if data.SortBy == "completeness" {
if data.SortOrder == "asc" {
<i class="fas fa-sort-up ms-1"></i>
} else {
<i class="fas fa-sort-down ms-1"></i>
}
} else {
<i class="fas fa-sort ms-1 text-muted"></i>
}
</a>
</th>
if data.ShowDataCenterColumn {
<th class="text-dark">Data Centers</th>
}
<th class="text-dark">Actions</th>
</tr>
</thead>
<tbody>
for _, volume := range data.EcVolumes {
<tr>
<td>
<span class="fw-bold">{fmt.Sprintf("%d", volume.VolumeID)}</span>
</td>
if data.ShowCollectionColumn {
<td>
<span class="badge bg-primary">{fmt.Sprintf("%d/14", volume.TotalShards)}</span>
</td>
<td>
@displayShardSizes(volume.ShardSizes)
</td>
<td>
@displayVolumeDistribution(volume)
if volume.Collection != "" {
<a href={ templ.URL(fmt.Sprintf("/cluster/ec-shards?collection=%s", volume.Collection)) } class="text-decoration-none">
<span class="badge bg-info text-white">{volume.Collection}</span>
</a>
} else {
<a href={ templ.URL("/cluster/ec-shards?collection=default") } class="text-decoration-none">
<span class="badge bg-secondary text-white">default</span>
</a>
}
</td>
}
<td>
<span class="badge bg-primary">{fmt.Sprintf("%d/%d", volume.TotalShards, erasure_coding.TotalShardsCount)}</span>
</td>
<td>
@displayShardSizes(volume.ShardSizes)
</td>
<td>
@displayVolumeDistribution(volume)
</td>
<td>
@displayEcVolumeStatus(volume)
</td>
if data.ShowDataCenterColumn {
<td>
@displayEcVolumeStatus(volume)
</td>
if data.ShowDataCenterColumn {
<td>
for i, dc := range volume.DataCenters {
if i > 0 {
<span>, </span>
}
<span class="badge bg-primary text-white">{dc}</span>
for i, dc := range volume.DataCenters {
if i > 0 {
<span>, </span>
}
</td>
}
<td>
<div class="btn-group" role="group">
<button type="button" class="btn btn-sm btn-outline-primary"
onclick="showVolumeDetails(event)"
<span class="badge bg-primary text-white">{dc}</span>
}
</td>
}
<td>
<div class="btn-group" role="group">
<button type="button" class="btn btn-sm btn-outline-primary"
onclick="showVolumeDetails(event)"
data-volume-id={ fmt.Sprintf("%d", volume.VolumeID) }
title="View EC volume details">
<i class="fas fa-info-circle"></i>
</button>
if !volume.IsComplete {
<button type="button" class="btn btn-sm btn-outline-warning"
onclick="repairVolume(event)"
data-volume-id={ fmt.Sprintf("%d", volume.VolumeID) }
title="View EC volume details">
<i class="fas fa-info-circle"></i>
title="Repair missing shard s">
<i class="fas fa-wrench "></i>
</button>
if !volume.IsComplete {
<button type="button" class="btn btn-sm btn-outline-warning"
onclick="repairVolume(event)"
data-volume-id={ fmt.Sprintf("%d", volume.VolumeID) }
title="Repair missing shards">
<i class="fas fa-wrench"></i>
</button>
}
</div>
</td>
</tr>
}
</tbody>
</table>
</div>
}
</div>
</td>
</tr>
}
</tbody>
</table>
</div>
<!-- Pagination -->
if data.TotalPages > 1 {
<nav aria-label="EC Volumes pagination">
<ul class="pagination justify-content-center">
if data.Page > 1 {
<li class="page-item">
<a class="page-link" href="#" onclick="goToPage(event)" data-page="1">First</a>
</li>
<li class="page-item">
<a class="page-link" href="#" onclick="goToPage(event)" data-page={ fmt.Sprintf("%d", data.Page-1) }>Previous</a>
<!-- Pagination -->
if data.TotalPages > 1 {
<nav aria-label="EC Volumes pagination">
<ul class="pagination justify-content-center">
if data.Page > 1 {
<li class="page-item">
<a class="page-link" href="#" onclick="goToPage(event)" data-page="1">
<i class="fas fa-angle-double-left"></i>
</a>
</li>
<li class="page-item">
<a class="page-link" href="#" onclick="goToPage(event)" data-page={ fmt.Sprintf("%d", data.Page-1) }>
<i class="fas fa-chevron-left"></i>
</a>
</li>
}
<!-- First page -->
if data.Page > 3 {
<li class="page-item">
<a class="page-link" href="#" onclick="goToPage(event)" data-page="1">1</a>
</li>
if data.Page > 4 {
<li class="page-item disabled">
<span class="page-link">...</span>
</li>
}
for i := 1; i <= data.TotalPages; i++ {
if i == data.Page {
<li class="page-item active">
<span class="page-link">{fmt.Sprintf("%d", i)}</span>
</li>
} else if i <= 3 || i > data.TotalPages-3 || (i >= data.Page-2 && i <= data.Page+2) {
<li class="page-item">
<a class="page-link" href="#" onclick="goToPage(event)" data-page={ fmt.Sprintf("%d", i) }>{fmt.Sprintf("%d", i)}</a>
</li>
} else if i == 4 && data.Page > 6 {
<li class="page-item disabled">
<span class="page-link">...</span>
</li>
} else if i == data.TotalPages-3 && data.Page < data.TotalPages-5 {
<li class="page-item disabled">
<span class="page-link">...</span>
</li>
}
}
if data.Page < data.TotalPages {
<li class="page-item">
<a class="page-link" href="#" onclick="goToPage(event)" data-page={ fmt.Sprintf("%d", data.Page+1) }>Next</a>
</li>
<li class="page-item">
<a class="page-link" href="#" onclick="goToPage(event)" data-page={ fmt.Sprintf("%d", data.TotalPages) }>Last</a>
}
<!-- Current page neighbors -->
if data.Page > 1 {
<li class="page-item">
<a class="page-link" href="#" onclick="goToPage(event)" data-page={ fmt.Sprintf("%d", data.Page-1) }>{fmt.Sprintf("%d", data.Page-1)}</a>
</li>
}
<li class="page-item active">
<span class="page-link">{fmt.Sprintf("%d", data.Page)}</span>
</li>
if data.Page < data.TotalPages {
<li class="page-item">
<a class="page-link" href="#" onclick="goToPage(event)" data-page={ fmt.Sprintf("%d", data.Page+1) }>{fmt.Sprintf("%d", data.Page+1)}</a>
</li>
}
<!-- Last page -->
if data.Page < data.TotalPages-2 {
if data.Page < data.TotalPages-3 {
<li class="page-item disabled">
<span class="page-link">...</span>
</li>
}
</ul>
</nav>
}
</div>
<li class="page-item">
<a class="page-link" href="#" onclick="goToPage(event)" data-page={ fmt.Sprintf("%d", data.TotalPages) }>{fmt.Sprintf("%d", data.TotalPages)}</a>
</li>
}
if data.Page < data.TotalPages {
<li class="page-item">
<a class="page-link" href="#" onclick="goToPage(event)" data-page={ fmt.Sprintf("%d", data.Page+1) }>
<i class="fas fa-chevron-right"></i>
</a>
</li>
<li class="page-item">
<a class="page-link" href="#" onclick="goToPage(event)" data-page={ fmt.Sprintf("%d", data.TotalPages) }>
<i class="fas fa-angle-double-right"></i>
</a>
</li>
}
</ul>
</nav>
}
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
<!-- JavaScript -- >
<script>
// Sorting functionality
function sortBy(field) {
const currentSort = new URLSearchParams(window.location.search).get('sort_by');
const currentOrder = new URLSearchParams(window.location.search).get('sort_order') || 'asc';
@ -335,65 +342,69 @@ templ ClusterEcVolumes(data dash.ClusterEcVolumesData) {
newOrder = 'desc';
}
const url = new URL(window.location);
url.searchParams.set('sort_by', field);
url.searchParams.set('sort_order', newOrder);
url.searchParams.set('page', '1'); // Reset to first page
window.location.href = url.toString( );
updateUrl({
sort_by: field,
sort_order: newOrder,
page: 1
} );
}
// Pagination functionality
function goToPage(event) {
event.preventDefault();
const page = event.target.closest('a').getAttribute('data-page');
const url = new URL(window.location);
url.searchParams.set('page', page);
window.location.href = url.toString();
updateUrl({ page: page });
}
// Page size functionality
function changePageSize(newPageSize) {
updateUrl({ page_size: newPageSize, page: 1 });
}
function updateUrl(params) {
const url = new URL(window.location);
url.searchParams.set('page_size', newPageSize);
url.searchParams.set('page', '1'); // Reset to first page when changing page size
Object.keys(params).forEach(key => {
if (params[key] != null) {
url.searchParams.set(key, params[key]);
} else {
url.searchParams.delete(key);
}
});
window.location.href = url.toString();
}
// Volume details
function showVolumeDetails(event) {
const volumeId = event.target.closest('button').getAttribute('data-volume-id');
window.location.href = `/cluster/ec-volumes/${volumeId}`;
}
// Repair volume
function repairVolume(event) {
const volumeId = event.target.closest('button').getAttribute('data-volume-id');
if (confirm(`Are you sure you want to repair missing shards for volume ${volumeId}?`)) {
// TODO: Implement repair functionality
alert('Repair functionality will be implemented soon.');
fetch(`/api/cluster/ec-volumes/${volumeId}/repair`, {
method: 'POST',
headers: {
'Content-Type': 'application/json',
}
})
.then(response => {
if (!response.ok) {
throw new Error(`HTTP ${response.status}: ${response.statusText}`);
}
return response.json();
})
.then(data => {
if (data && data.success) {
alert('Repair initiated successfully');
location.reload();
} else {
alert('Failed to initiate repair: ' + (data && data.error ? data.error : 'Unknown error'));
}
})
.catch(error => {
alert('Error: ' + error.message);
});
}
}
</script>
</body>
</html>
}
// displayShardLocationsHTML renders shard locations as proper HTML
templ displayShardLocationsHTML(shardLocations map[int]string) {
if len(shardLocations) == 0 {
<span class="text-muted">No shards</span>
} else {
for i, serverInfo := range groupShardsByServer(shardLocations) {
if i > 0 {
<br/>
}
<strong>
<a href={ templ.URL("/cluster/volume-servers/" + serverInfo.Server) } class="text-primary text-decoration-none">
{ serverInfo.Server }
</a>:
</strong> { serverInfo.ShardRanges }
}
}
}
// displayShardSizes renders shard sizes in a compact format
@ -439,13 +450,7 @@ func groupShardsByServer(shardLocations map[int]string) []ServerShardInfo {
var serverInfos []ServerShardInfo
for server, shards := range serverShards {
// Sort shards for each server
for i := 0; i < len(shards); i++ {
for j := i + 1; j < len(shards); j++ {
if shards[i] > shards[j] {
shards[i], shards[j] = shards[j], shards[i]
}
}
}
sort.Ints(shards)
// Format shard ranges compactly
shardRanges := formatShardRanges(shards)
@ -456,56 +461,9 @@ func groupShardsByServer(shardLocations map[int]string) []ServerShardInfo {
}
// Sort by server name
for i := 0; i < len(serverInfos); i++ {
for j := i + 1; j < len(serverInfos); j++ {
if serverInfos[i].Server > serverInfos[j].Server {
serverInfos[i], serverInfos[j] = serverInfos[j], serverInfos[i]
}
}
}
return serverInfos
}
// groupShardsByServerWithSizes groups shards by server and formats ranges with sizes
func groupShardsByServerWithSizes(shardLocations map[int]string, shardSizes map[int]int64) []ServerShardInfo {
if len(shardLocations) == 0 {
return []ServerShardInfo{}
}
// Group shards by server
serverShards := make(map[string][]int)
for shardId, server := range shardLocations {
serverShards[server] = append(serverShards[server], shardId)
}
var serverInfos []ServerShardInfo
for server, shards := range serverShards {
// Sort shards for each server
for i := 0; i < len(shards); i++ {
for j := i + 1; j < len(shards); j++ {
if shards[i] > shards[j] {
shards[i], shards[j] = shards[j], shards[i]
}
}
}
// Format shard ranges compactly with sizes
shardRanges := formatShardRangesWithSizes(shards, shardSizes)
serverInfos = append(serverInfos, ServerShardInfo{
Server: server,
ShardRanges: shardRanges,
})
}
// Sort by server name
for i := 0; i < len(serverInfos); i++ {
for j := i + 1; j < len(serverInfos); j++ {
if serverInfos[i].Server > serverInfos[j].Server {
serverInfos[i], serverInfos[j] = serverInfos[j], serverInfos[i]
}
}
}
sort.Slice(serverInfos, func(i, j int) bool {
return serverInfos[i].Server < serverInfos[j].Server
})
return serverInfos
}
@ -544,72 +502,6 @@ func formatShardRanges(shards []int) string {
return strings.Join(ranges, ",")
}
// Helper function to format shard ranges with sizes (e.g., "0(1.2MB),1-3(2.5MB),7(800KB)")
func formatShardRangesWithSizes(shards []int, shardSizes map[int]int64) string {
if len(shards) == 0 {
return ""
}
var ranges []string
start := shards[0]
end := shards[0]
var totalSize int64
for i := 1; i < len(shards); i++ {
if shards[i] == end+1 {
end = shards[i]
totalSize += shardSizes[shards[i]]
} else {
// Add current range with size
if start == end {
size := shardSizes[start]
if size > 0 {
ranges = append(ranges, fmt.Sprintf("%d(%s)", start, bytesToHumanReadable(size)))
} else {
ranges = append(ranges, fmt.Sprintf("%d", start))
}
} else {
// Calculate total size for the range
rangeSize := shardSizes[start]
for j := start + 1; j <= end; j++ {
rangeSize += shardSizes[j]
}
if rangeSize > 0 {
ranges = append(ranges, fmt.Sprintf("%d-%d(%s)", start, end, bytesToHumanReadable(rangeSize)))
} else {
ranges = append(ranges, fmt.Sprintf("%d-%d", start, end))
}
}
start = shards[i]
end = shards[i]
totalSize = shardSizes[shards[i]]
}
}
// Add the last range
if start == end {
size := shardSizes[start]
if size > 0 {
ranges = append(ranges, fmt.Sprintf("%d(%s)", start, bytesToHumanReadable(size)))
} else {
ranges = append(ranges, fmt.Sprintf("%d", start))
}
} else {
// Calculate total size for the range
rangeSize := shardSizes[start]
for j := start + 1; j <= end; j++ {
rangeSize += shardSizes[j]
}
if rangeSize > 0 {
ranges = append(ranges, fmt.Sprintf("%d-%d(%s)", start, end, bytesToHumanReadable(rangeSize)))
} else {
ranges = append(ranges, fmt.Sprintf("%d-%d", start, end))
}
}
return strings.Join(ranges, ",")
}
// Helper function to convert bytes to human readable format
func bytesToHumanReadable(bytes int64) string {
const unit = 1024
@ -680,13 +572,7 @@ func formatIndividualShardSizes(shardSizes map[int]int64) string {
var groupStrs []string
for size, shardIds := range sizeGroups {
// Sort shard IDs
for i := 0; i < len(shardIds); i++ {
for j := i + 1; j < len(shardIds); j++ {
if shardIds[i] > shardIds[j] {
shardIds[i], shardIds[j] = shardIds[j], shardIds[i]
}
}
}
sort.Ints(shardIds)
var idRanges []string
if len(shardIds) <= erasure_coding.ParityShardsCount {
@ -715,18 +601,27 @@ templ displayVolumeDistribution(volume dash.EcVolumeWithShards) {
</div>
}
// displayEcVolumeStatus shows an improved status display for EC volumes
// displayEcVolumeStatus shows an improved status display for EC volumes.
// Status thresholds are based on EC recovery capability:
// - Critical: More than DataShardsCount missing (data is unrecoverable)
// - Degraded: More than half of DataShardsCount missing (high risk)
// - Incomplete: More than half of ParityShardsCount missing (reduced redundancy)
// - Minor Issues: Few shards missing (still fully recoverable)
templ displayEcVolumeStatus(volume dash.EcVolumeWithShards) {
if volume.IsComplete {
<span class="badge bg-success"><i class="fas fa-check me-1"></i>Complete</span>
} else {
if len(volume.MissingShards) > erasure_coding.DataShardsCount {
// Unrecoverable: more shards missing than EC can reconstruct
<span class="badge bg-danger"><i class="fas fa-skull me-1"></i>Critical ({fmt.Sprintf("%d", len(volume.MissingShards))} missing)</span>
} else if len(volume.MissingShards) > (erasure_coding.DataShardsCount/2) {
// High risk: approaching unrecoverable state
<span class="badge bg-warning"><i class="fas fa-exclamation-triangle me-1"></i>Degraded ({fmt.Sprintf("%d", len(volume.MissingShards))} missing)</span>
} else if len(volume.MissingShards) > (erasure_coding.ParityShardsCount/2) {
// Reduced redundancy but still recoverable
<span class="badge bg-warning"><i class="fas fa-info-circle me-1"></i>Incomplete ({fmt.Sprintf("%d", len(volume.MissingShards))} missing)</span>
} else {
// Minor: few shards missing, fully recoverable with good margin
<span class="badge bg-info"><i class="fas fa-info-circle me-1"></i>Minor Issues ({fmt.Sprintf("%d", len(volume.MissingShards))} missing)</span>
}
}
Chris Lu
1 week ago
GitHub