feat(galaxyrepo): SQL browse provider (hierarchy + attributes)
This commit is contained in:
Joseph Doherty
@@ -0,0 +1,41 @@
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namespace ZB.MOM.WW.GalaxyRepository;
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/// <summary>One row from <see cref="GalaxyRepository.GetAttributesAsync"/>.</summary>
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public sealed class GalaxyAttributeRow
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{
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/// <summary>Gets the Galaxy object identifier.</summary>
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public int GobjectId { get; init; }
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/// <summary>Gets the tag name.</summary>
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public string TagName { get; init; } = string.Empty;
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/// <summary>Gets the attribute name.</summary>
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public string AttributeName { get; init; } = string.Empty;
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/// <summary>Gets the full tag reference.</summary>
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public string FullTagReference { get; init; } = string.Empty;
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/// <summary>Gets the MXAccess data type code.</summary>
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public int MxDataType { get; init; }
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/// <summary>Gets the data type name.</summary>
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public string? DataTypeName { get; init; }
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/// <summary>Gets a value indicating whether this is an array.</summary>
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public bool IsArray { get; init; }
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/// <summary>Gets the array dimension, if applicable.</summary>
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public int? ArrayDimension { get; init; }
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/// <summary>Gets the MXAccess attribute category code.</summary>
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public int MxAttributeCategory { get; init; }
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/// <summary>Gets the security classification code.</summary>
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public int SecurityClassification { get; init; }
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/// <summary>Gets a value indicating whether this is historized.</summary>
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public bool IsHistorized { get; init; }
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/// <summary>Gets a value indicating whether this is an alarm.</summary>
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public bool IsAlarm { get; init; }
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}
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@@ -0,0 +1,35 @@
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namespace ZB.MOM.WW.GalaxyRepository;
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/// <summary>
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/// One row from <see cref="GalaxyRepository.GetHierarchyAsync"/>: a deployed Galaxy
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/// <c>gobject</c> with its hierarchy parent and template-derivation chain.
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/// </summary>
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public sealed class GalaxyHierarchyRow
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{
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/// <summary>Gets the Galaxy object identifier.</summary>
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public int GobjectId { get; init; }
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/// <summary>Gets the tag name.</summary>
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public string TagName { get; init; } = string.Empty;
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/// <summary>Gets the contained name.</summary>
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public string ContainedName { get; init; } = string.Empty;
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/// <summary>Gets the browse name.</summary>
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public string BrowseName { get; init; } = string.Empty;
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/// <summary>Gets the parent Galaxy object identifier.</summary>
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public int ParentGobjectId { get; init; }
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/// <summary>Gets a value indicating whether this is an area.</summary>
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public bool IsArea { get; init; }
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/// <summary>Gets the category identifier.</summary>
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public int CategoryId { get; init; }
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/// <summary>Gets the Galaxy object identifier of the host.</summary>
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public int HostedByGobjectId { get; init; }
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/// <summary>Gets the template derivation chain.</summary>
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public IReadOnlyList<string> TemplateChain { get; init; } = Array.Empty<string>();
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}
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@@ -0,0 +1,257 @@
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using Microsoft.Data.SqlClient;
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namespace ZB.MOM.WW.GalaxyRepository;
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/// <summary>
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/// SQL access to the AVEVA System Platform Galaxy Repository database.
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/// <para>
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/// <see cref="HierarchySql" /> is the query originally ported from the OtOpcUa
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/// project. <see cref="AttributesSql" /> has diverged: it additionally enumerates the
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/// built-in attributes contributed by each object's primitives (from
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/// <c>attribute_definition</c> via <c>primitive_instance</c>), so engine/platform objects
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/// and extension sub-attributes (e.g. <c>TestAlarm001.Acked</c>) are surfaced. The
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/// OtOpcUa query is not kept in sync.
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/// </para>
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/// </summary>
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public sealed class GalaxyRepository(GalaxyRepositoryOptions options) : IGalaxyRepository
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{
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/// <summary>Tests the connection to the Galaxy Repository database.</summary>
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/// <param name="ct">Token to cancel the asynchronous operation.</param>
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public async Task<bool> TestConnectionAsync(CancellationToken ct = default)
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{
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try
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{
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using SqlConnection conn = new(options.ConnectionString);
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await conn.OpenAsync(ct).ConfigureAwait(false);
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using SqlCommand cmd = new("SELECT 1", conn) { CommandTimeout = options.CommandTimeoutSeconds };
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object? result = await cmd.ExecuteScalarAsync(ct).ConfigureAwait(false);
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return result is int i && i == 1;
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}
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catch (SqlException) { return false; }
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catch (InvalidOperationException) { return false; }
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}
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/// <summary>Retrieves the last deployment time from the Galaxy Repository.</summary>
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/// <param name="ct">Token to cancel the asynchronous operation.</param>
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public async Task<DateTime?> GetLastDeployTimeAsync(CancellationToken ct = default)
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{
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using SqlConnection conn = new(options.ConnectionString);
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await conn.OpenAsync(ct).ConfigureAwait(false);
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using SqlCommand cmd = new("SELECT time_of_last_deploy FROM galaxy", conn)
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{ CommandTimeout = options.CommandTimeoutSeconds };
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object? result = await cmd.ExecuteScalarAsync(ct).ConfigureAwait(false);
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return result is DateTime dt ? dt : null;
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}
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/// <summary>Retrieves the complete hierarchy of Galaxy objects from the repository.</summary>
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/// <param name="ct">Token to cancel the asynchronous operation.</param>
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public async Task<List<GalaxyHierarchyRow>> GetHierarchyAsync(CancellationToken ct = default)
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{
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List<GalaxyHierarchyRow> rows = new();
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using SqlConnection conn = new(options.ConnectionString);
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await conn.OpenAsync(ct).ConfigureAwait(false);
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using SqlCommand cmd = new(HierarchySql, conn) { CommandTimeout = options.CommandTimeoutSeconds };
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using SqlDataReader reader = await cmd.ExecuteReaderAsync(ct).ConfigureAwait(false);
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while (await reader.ReadAsync(ct).ConfigureAwait(false))
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{
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string templateChainRaw = reader.IsDBNull(8) ? string.Empty : reader.GetString(8);
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string[] templateChain = templateChainRaw.Length == 0
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? Array.Empty<string>()
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: templateChainRaw.Split(['|'], StringSplitOptions.RemoveEmptyEntries)
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.Select(s => s.Trim())
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.Where(s => s.Length > 0)
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.ToArray();
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rows.Add(new GalaxyHierarchyRow
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{
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GobjectId = Convert.ToInt32(reader.GetValue(0)),
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TagName = reader.GetString(1),
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ContainedName = reader.IsDBNull(2) ? string.Empty : reader.GetString(2),
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BrowseName = reader.GetString(3),
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ParentGobjectId = Convert.ToInt32(reader.GetValue(4)),
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IsArea = Convert.ToInt32(reader.GetValue(5)) == 1,
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CategoryId = Convert.ToInt32(reader.GetValue(6)),
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HostedByGobjectId = Convert.ToInt32(reader.GetValue(7)),
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TemplateChain = templateChain,
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});
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}
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return rows;
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}
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/// <summary>Retrieves all attributes for Galaxy objects from the repository.</summary>
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/// <param name="ct">Token to cancel the asynchronous operation.</param>
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public async Task<List<GalaxyAttributeRow>> GetAttributesAsync(CancellationToken ct = default)
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{
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List<GalaxyAttributeRow> rows = new();
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using SqlConnection conn = new(options.ConnectionString);
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await conn.OpenAsync(ct).ConfigureAwait(false);
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using SqlCommand cmd = new(AttributesSql, conn) { CommandTimeout = options.CommandTimeoutSeconds };
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using SqlDataReader reader = await cmd.ExecuteReaderAsync(ct).ConfigureAwait(false);
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while (await reader.ReadAsync(ct).ConfigureAwait(false))
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{
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rows.Add(new GalaxyAttributeRow
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{
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GobjectId = Convert.ToInt32(reader.GetValue(0)),
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TagName = reader.GetString(1),
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AttributeName = reader.GetString(2),
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FullTagReference = reader.GetString(3),
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MxDataType = Convert.ToInt32(reader.GetValue(4)),
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DataTypeName = reader.IsDBNull(5) ? null : reader.GetString(5),
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IsArray = Convert.ToInt32(reader.GetValue(6)) == 1,
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ArrayDimension = reader.IsDBNull(7) ? null : Convert.ToInt32(reader.GetValue(7)),
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MxAttributeCategory = Convert.ToInt32(reader.GetValue(8)),
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SecurityClassification = Convert.ToInt32(reader.GetValue(9)),
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IsHistorized = Convert.ToInt32(reader.GetValue(10)) == 1,
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IsAlarm = Convert.ToInt32(reader.GetValue(11)) == 1,
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});
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}
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return rows;
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}
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// Area objects (category 13) are returned even when undeployed (deployed_package_id = 0):
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// they are organizational/model nodes that group deployed objects, so excluding them
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// orphans every area whose containing area is not itself deployed. All non-area objects
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// still require deployment. Orphans left by a missing/deleted parent area are re-rooted
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// by GalaxyHierarchyIndex.Build so nothing disappears from browse.
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private const string HierarchySql = @"
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;WITH template_chain AS (
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SELECT g.gobject_id AS instance_gobject_id, t.gobject_id AS template_gobject_id,
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t.tag_name AS template_tag_name, t.derived_from_gobject_id, 0 AS depth
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FROM gobject g
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INNER JOIN gobject t ON t.gobject_id = g.derived_from_gobject_id
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WHERE g.is_template = 0 AND g.deployed_package_id <> 0 AND g.derived_from_gobject_id <> 0
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UNION ALL
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SELECT tc.instance_gobject_id, t.gobject_id, t.tag_name, t.derived_from_gobject_id, tc.depth + 1
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FROM template_chain tc
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INNER JOIN gobject t ON t.gobject_id = tc.derived_from_gobject_id
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WHERE tc.derived_from_gobject_id <> 0 AND tc.depth < 10
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)
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SELECT DISTINCT
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g.gobject_id,
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g.tag_name,
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g.contained_name,
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CASE WHEN g.contained_name IS NULL OR g.contained_name = ''
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THEN g.tag_name
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ELSE g.contained_name
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END AS browse_name,
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CASE WHEN g.contained_by_gobject_id = 0
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THEN g.area_gobject_id
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ELSE g.contained_by_gobject_id
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END AS parent_gobject_id,
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CASE WHEN td.category_id = 13
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THEN 1
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ELSE 0
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END AS is_area,
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td.category_id AS category_id,
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g.hosted_by_gobject_id AS hosted_by_gobject_id,
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ISNULL(
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STUFF((
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SELECT '|' + tc.template_tag_name
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FROM template_chain tc
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WHERE tc.instance_gobject_id = g.gobject_id
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ORDER BY tc.depth
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FOR XML PATH('')
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), 1, 1, ''),
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''
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) AS template_chain
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FROM gobject g
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INNER JOIN template_definition td
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ON g.template_definition_id = td.template_definition_id
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WHERE td.category_id IN (1, 3, 4, 10, 11, 13, 17, 24, 26)
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AND g.is_template = 0
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AND (g.deployed_package_id <> 0 OR td.category_id = 13)
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ORDER BY parent_gobject_id, g.tag_name";
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// Unlike HierarchySql, this query has diverged from the OtOpcUa original. It returns two
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// kinds of attribute: user-configured dynamic attributes (the original `dynamic_attribute`
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// body, src_pri 0) and the built-in attributes every object inherits from its primitives
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// (`attribute_definition` joined through `primitive_instance`, src_pri 1). Built-in
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// attributes are why engine/platform objects and extension sub-attributes such as
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// `TestAlarm001.Acked` show up at all. Built-in rows carry no category filter (the
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// `attribute_definition` category numbering differs from `dynamic_attribute`'s — only the
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// `_`-prefix and `.Description` name exclusions apply) and are never flagged
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// `is_historized`/`is_alarm`: those flags describe a user attribute that anchors an
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// extension, not the extension's machinery leaves.
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private const string AttributesSql = @"
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;WITH deployed_package_chain AS (
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SELECT g.gobject_id, p.package_id, p.derived_from_package_id, 0 AS depth
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FROM gobject g
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INNER JOIN package p ON p.package_id = g.deployed_package_id
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WHERE g.is_template = 0 AND g.deployed_package_id <> 0
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UNION ALL
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SELECT dpc.gobject_id, p.package_id, p.derived_from_package_id, dpc.depth + 1
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FROM deployed_package_chain dpc
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INNER JOIN package p ON p.package_id = dpc.derived_from_package_id
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WHERE dpc.derived_from_package_id <> 0 AND dpc.depth < 10
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),
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candidate AS (
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SELECT
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dpc.gobject_id, g.tag_name, da.attribute_name, da.mx_data_type, da.is_array,
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CASE WHEN da.is_array = 1
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THEN CONVERT(int, CONVERT(varbinary(2),
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SUBSTRING(da.mx_value, 15, 2) + SUBSTRING(da.mx_value, 13, 2), 2))
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ELSE NULL END AS array_dimension,
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da.mx_attribute_category, da.security_classification, dpc.depth, 0 AS src_pri
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FROM deployed_package_chain dpc
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INNER JOIN dynamic_attribute da ON da.package_id = dpc.package_id
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INNER JOIN gobject g ON g.gobject_id = dpc.gobject_id
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INNER JOIN template_definition td ON td.template_definition_id = g.template_definition_id
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WHERE td.category_id IN (1, 3, 4, 10, 11, 13, 17, 24, 26)
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AND da.attribute_name NOT LIKE '[_]%'
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AND da.attribute_name NOT LIKE '%.Description'
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AND da.mx_attribute_category IN (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 24)
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UNION ALL
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SELECT
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dpc.gobject_id, g.tag_name,
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CASE WHEN pi.primitive_name IS NULL OR pi.primitive_name = ''
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THEN ad.attribute_name
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ELSE pi.primitive_name + '.' + ad.attribute_name END AS attribute_name,
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ad.mx_data_type, ad.is_array,
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CASE WHEN ad.is_array = 1
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THEN CONVERT(int, CONVERT(varbinary(2),
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SUBSTRING(ad.mx_value, 15, 2) + SUBSTRING(ad.mx_value, 13, 2), 2))
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ELSE NULL END AS array_dimension,
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ad.mx_attribute_category, ad.security_classification, dpc.depth, 1 AS src_pri
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FROM deployed_package_chain dpc
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INNER JOIN primitive_instance pi ON pi.package_id = dpc.package_id
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INNER JOIN attribute_definition ad ON ad.primitive_definition_id = pi.primitive_definition_id
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INNER JOIN gobject g ON g.gobject_id = dpc.gobject_id
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INNER JOIN template_definition td ON td.template_definition_id = g.template_definition_id
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WHERE td.category_id IN (1, 3, 4, 10, 11, 13, 17, 24, 26)
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AND ad.attribute_name NOT LIKE '[_]%'
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AND ad.attribute_name NOT LIKE '%.Description'
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),
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ranked AS (
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SELECT c.*, ROW_NUMBER() OVER (
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PARTITION BY c.gobject_id, c.attribute_name ORDER BY c.src_pri, c.depth) AS rn
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FROM candidate c
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)
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SELECT
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r.gobject_id, r.tag_name, r.attribute_name,
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r.tag_name + '.' + r.attribute_name
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+ CASE WHEN r.is_array = 1 THEN '[]' ELSE '' END AS full_tag_reference,
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r.mx_data_type, dt.description AS data_type_name, r.is_array, r.array_dimension,
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r.mx_attribute_category, r.security_classification,
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CASE WHEN r.src_pri = 0 AND EXISTS (
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SELECT 1 FROM deployed_package_chain dpc2
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INNER JOIN primitive_instance pi ON pi.package_id = dpc2.package_id AND pi.primitive_name = r.attribute_name
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INNER JOIN primitive_definition pd ON pd.primitive_definition_id = pi.primitive_definition_id AND pd.primitive_name = 'HistoryExtension'
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WHERE dpc2.gobject_id = r.gobject_id
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) THEN 1 ELSE 0 END AS is_historized,
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CASE WHEN r.src_pri = 0 AND EXISTS (
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SELECT 1 FROM deployed_package_chain dpc2
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INNER JOIN primitive_instance pi ON pi.package_id = dpc2.package_id AND pi.primitive_name = r.attribute_name
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INNER JOIN primitive_definition pd ON pd.primitive_definition_id = pi.primitive_definition_id AND pd.primitive_name = 'AlarmExtension'
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WHERE dpc2.gobject_id = r.gobject_id
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) THEN 1 ELSE 0 END AS is_alarm
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FROM ranked r
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LEFT JOIN data_type dt ON dt.mx_data_type = r.mx_data_type
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WHERE r.rn = 1
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ORDER BY r.tag_name, r.attribute_name";
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}
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@@ -0,0 +1,55 @@
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namespace ZB.MOM.WW.GalaxyRepository;
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/// <summary>
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/// Connection settings for the AVEVA System Platform Galaxy Repository database.
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/// <para>
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/// <see cref="SectionName"/> is a generic default; the DI extension accepts an explicit
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/// configuration section path so a consumer can bind from its own section (e.g.
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/// <c>MxGateway:Galaxy</c>).
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/// </para>
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/// </summary>
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public sealed class GalaxyRepositoryOptions
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{
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/// <summary>
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/// Generic default configuration section name. The DI extension accepts an explicit
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/// section path, so a consumer may bind from a different section (e.g.
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/// <c>MxGateway:Galaxy</c>).
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/// </summary>
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public const string SectionName = "GalaxyRepository";
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/// <summary>
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/// Default SQL Server connection string for the Galaxy Repository database.
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/// Single source of truth shared with the integration-test fallback so the
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/// production default and the live-test default cannot drift.
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/// </summary>
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public const string DefaultConnectionString =
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"Server=localhost;Database=ZB;Integrated Security=True;TrustServerCertificate=True;Encrypt=False;";
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/// <summary>The SQL Server connection string for the Galaxy Repository database.</summary>
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public string ConnectionString { get; init; } = DefaultConnectionString;
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/// <summary>The timeout in seconds for SQL commands executed against the Galaxy Repository.</summary>
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public int CommandTimeoutSeconds { get; init; } = 60;
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/// <summary>
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/// Interval (seconds) between background refreshes of the dashboard Galaxy summary
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/// cache. SQL is hit at most once per interval regardless of dashboard render rate.
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/// </summary>
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public int DashboardRefreshIntervalSeconds { get; init; } = 30;
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/// <summary>
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/// Whether the latest successful Galaxy browse dataset is persisted to disk. When
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/// enabled, the cache reloads that snapshot at startup so clients can still browse
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/// last-known data while the Galaxy database is unreachable.
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/// </summary>
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public bool PersistSnapshot { get; init; } = true;
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/// <summary>
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/// File path for the persisted Galaxy browse snapshot. Ignored when
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/// <see cref="PersistSnapshot"/> is <see langword="false"/>. There is no built-in
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/// default path — the consumer supplies a cross-platform-friendly path appropriate to
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/// its host. When left empty and <see cref="PersistSnapshot"/> is enabled, the
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/// snapshot store (a later task) decides where to write.
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/// </summary>
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public string SnapshotCachePath { get; init; } = string.Empty;
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}
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@@ -0,0 +1,26 @@
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namespace ZB.MOM.WW.GalaxyRepository;
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/// <summary>
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/// Abstraction over <see cref="GalaxyRepository"/>: the read-only SQL surface over the
|
||||
/// AVEVA System Platform Galaxy Repository database. Exists so consumers (and the cache
|
||||
/// layer, a later task) can be unit-tested against an in-memory fake without standing up a
|
||||
/// real <c>Microsoft.Data.SqlClient</c> <c>SqlConnection</c> against a bogus host/port.
|
||||
/// </summary>
|
||||
public interface IGalaxyRepository
|
||||
{
|
||||
/// <summary>Tests the connection to the Galaxy Repository database.</summary>
|
||||
/// <param name="ct">Token to cancel the asynchronous operation.</param>
|
||||
Task<bool> TestConnectionAsync(CancellationToken ct = default);
|
||||
|
||||
/// <summary>Retrieves the last deployment time from the Galaxy Repository.</summary>
|
||||
/// <param name="ct">Token to cancel the asynchronous operation.</param>
|
||||
Task<DateTime?> GetLastDeployTimeAsync(CancellationToken ct = default);
|
||||
|
||||
/// <summary>Retrieves the complete hierarchy of Galaxy objects from the repository.</summary>
|
||||
/// <param name="ct">Token to cancel the asynchronous operation.</param>
|
||||
Task<List<GalaxyHierarchyRow>> GetHierarchyAsync(CancellationToken ct = default);
|
||||
|
||||
/// <summary>Retrieves all attributes for Galaxy objects from the repository.</summary>
|
||||
/// <param name="ct">Token to cancel the asynchronous operation.</param>
|
||||
Task<List<GalaxyAttributeRow>> GetAttributesAsync(CancellationToken ct = default);
|
||||
}
|
||||
Reference in New Issue
Block a user