Public Access
Add data model, DbContext and initial migration (M1)
Schema for identity, vaults, grants, hosts and the sync change log, verified against a real PostgreSQL 18 container rather than an in-memory provider: partial unique indexes, CHECK constraints, citext and identity-always columns are all provider behaviour that an in-memory fake would not exercise. Invariants pushed into the database, so they hold even when application code has a bug: - ck_host_relay_target is a security boundary, not tidiness. A host may carry a plaintext hostname and port ONLY when relay is deliberately enabled. Both directions are tested; the important one is that relay-disabled hosts cannot carry an address, since otherwise a bug would silently give the server infrastructure visibility it was never granted. - ck_vault_owner: exactly one of owner_user_id or team_id, or permission resolution would have no defined answer. - ck_vault_key_grant_recipient: member grants name a user; recovery and escrow grants are wrapped to a key and must not. - ck_user_key_wrap_kdf: a password-derived wrap without its parameters is permanently unopenable, so a partial write is rejected outright. Present from the first migration on purpose: - GrantKind (Member/Recovery/Escrow). Recovery cannot be bolted on later — every vault created before it existed would be unrecoverable by design. - team and team_membership, though team features are M3. Adding them later would mean introducing a foreign key on a live vault table. - Host.ContentKeyId, reserved for per-item content keys wrapped to individual users. - user_key as its own table, so key rotation does not require altering the user row. Two things verified rather than assumed: - Npgsql's UseXminAsConcurrencyToken helper no longer exists in EF 10, so xmin is mapped directly in XminConcurrency. The generated migration *looks* like it creates an xmin column; it does not. Confirmed by inspecting pg_attribute (attnum -2, a system column) and by grepping the emitted DDL. A test pins both, because had it created a real column PostgreSQL would have rejected the name. - EF Core is now pinned centrally. The Npgsql provider asks for 10.0.4 while EntityFrameworkCore.Design pulls 10.0.10, and because Design is PrivateAssets=all that higher version does not flow to referencing projects — producing a CS1705 in any test project referencing Infrastructure. Also commits artifacts/schema/v0.1.sql, the idempotent script, as the baseline for future upgrade tests. Verified: 0 warnings, 122 tests pass (27 new against Postgres), format clean.
This commit is contained in:
@@ -0,0 +1,159 @@
|
||||
using DodoSSH.Domain;
|
||||
using Microsoft.EntityFrameworkCore;
|
||||
using Microsoft.EntityFrameworkCore.Metadata.Builders;
|
||||
|
||||
namespace DodoSSH.Infrastructure.Configurations;
|
||||
|
||||
/// <summary>Maps <see cref="Team"/>.</summary>
|
||||
public sealed class TeamConfiguration : IEntityTypeConfiguration<Team>
|
||||
{
|
||||
/// <inheritdoc />
|
||||
public void Configure(EntityTypeBuilder<Team> builder)
|
||||
{
|
||||
ArgumentNullException.ThrowIfNull(builder);
|
||||
|
||||
builder.ToTable("team");
|
||||
builder.HasKey(t => t.Id);
|
||||
builder.Property(t => t.Id).ValueGeneratedNever();
|
||||
builder.UseXminConcurrencyToken();
|
||||
|
||||
builder.Property(t => t.Name).HasMaxLength(256).IsRequired();
|
||||
builder.Property(t => t.Slug).HasColumnType("citext").HasMaxLength(128).IsRequired();
|
||||
builder.Property(t => t.Description).HasMaxLength(2048);
|
||||
|
||||
builder.HasIndex(t => t.Slug)
|
||||
.IsUnique()
|
||||
.HasFilter("deleted_at_utc IS NULL");
|
||||
|
||||
builder.HasMany(t => t.Memberships)
|
||||
.WithOne(m => m.Team)
|
||||
.HasForeignKey(m => m.TeamId)
|
||||
.OnDelete(DeleteBehavior.Cascade);
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>Maps <see cref="TeamMembership"/>.</summary>
|
||||
public sealed class TeamMembershipConfiguration : IEntityTypeConfiguration<TeamMembership>
|
||||
{
|
||||
/// <inheritdoc />
|
||||
public void Configure(EntityTypeBuilder<TeamMembership> builder)
|
||||
{
|
||||
ArgumentNullException.ThrowIfNull(builder);
|
||||
|
||||
builder.ToTable("team_membership");
|
||||
builder.HasKey(m => m.Id);
|
||||
builder.Property(m => m.Id).ValueGeneratedNever();
|
||||
builder.UseXminConcurrencyToken();
|
||||
|
||||
builder.Property(m => m.Role).HasConversion<int>();
|
||||
builder.Property(m => m.Status).HasConversion<int>();
|
||||
|
||||
builder.HasOne(m => m.User)
|
||||
.WithMany()
|
||||
.HasForeignKey(m => m.UserId)
|
||||
.OnDelete(DeleteBehavior.Cascade);
|
||||
|
||||
builder.HasIndex(m => new { m.TeamId, m.UserId })
|
||||
.IsUnique()
|
||||
.HasFilter("deleted_at_utc IS NULL");
|
||||
|
||||
// Effective-permission resolution starts from the user, so this is the hot direction.
|
||||
builder.HasIndex(m => m.UserId);
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>Maps <see cref="Vault"/>.</summary>
|
||||
public sealed class VaultConfiguration : IEntityTypeConfiguration<Vault>
|
||||
{
|
||||
/// <inheritdoc />
|
||||
public void Configure(EntityTypeBuilder<Vault> builder)
|
||||
{
|
||||
ArgumentNullException.ThrowIfNull(builder);
|
||||
|
||||
builder.ToTable("vault");
|
||||
builder.HasKey(v => v.Id);
|
||||
builder.Property(v => v.Id).ValueGeneratedNever();
|
||||
builder.UseXminConcurrencyToken();
|
||||
|
||||
builder.Property(v => v.Name).HasMaxLength(256).IsRequired();
|
||||
builder.Property(v => v.OwnerKind).HasConversion<int>();
|
||||
builder.Property(v => v.RekeyReason).HasConversion<int>();
|
||||
|
||||
builder.HasOne(v => v.OwnerUser)
|
||||
.WithMany()
|
||||
.HasForeignKey(v => v.OwnerUserId)
|
||||
.OnDelete(DeleteBehavior.Restrict);
|
||||
|
||||
builder.HasOne(v => v.Team)
|
||||
.WithMany()
|
||||
.HasForeignKey(v => v.TeamId)
|
||||
.OnDelete(DeleteBehavior.Restrict);
|
||||
|
||||
builder.HasIndex(v => v.OwnerUserId);
|
||||
builder.HasIndex(v => v.TeamId);
|
||||
|
||||
// Exactly one owner. Without this a vault could end up owned by both or neither, and
|
||||
// permission resolution would have no defined answer.
|
||||
builder.ToTable(t => t.HasCheckConstraint(
|
||||
"ck_vault_owner",
|
||||
"""
|
||||
(owner_kind = 1 AND owner_user_id IS NOT NULL AND team_id IS NULL)
|
||||
OR (owner_kind = 2 AND team_id IS NOT NULL AND owner_user_id IS NULL)
|
||||
"""));
|
||||
|
||||
builder.ToTable(t => t.HasCheckConstraint(
|
||||
"ck_vault_key_generation",
|
||||
"key_generation >= 1"));
|
||||
|
||||
builder.HasMany(v => v.KeyGrants)
|
||||
.WithOne(g => g.Vault)
|
||||
.HasForeignKey(g => g.VaultId)
|
||||
.OnDelete(DeleteBehavior.Cascade);
|
||||
|
||||
builder.HasMany(v => v.Hosts)
|
||||
.WithOne(h => h.Vault)
|
||||
.HasForeignKey(h => h.VaultId)
|
||||
.OnDelete(DeleteBehavior.Cascade);
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>Maps <see cref="VaultKeyGrant"/>.</summary>
|
||||
public sealed class VaultKeyGrantConfiguration : IEntityTypeConfiguration<VaultKeyGrant>
|
||||
{
|
||||
/// <inheritdoc />
|
||||
public void Configure(EntityTypeBuilder<VaultKeyGrant> builder)
|
||||
{
|
||||
ArgumentNullException.ThrowIfNull(builder);
|
||||
|
||||
builder.ToTable("vault_key_grant");
|
||||
builder.HasKey(g => g.Id);
|
||||
builder.Property(g => g.Id).ValueGeneratedNever();
|
||||
builder.UseXminConcurrencyToken();
|
||||
|
||||
builder.Property(g => g.Kind).HasConversion<int>();
|
||||
builder.Property(g => g.State).HasConversion<int>();
|
||||
builder.Property(g => g.RecipientKeyFingerprint).HasMaxLength(32).IsRequired();
|
||||
builder.Property(g => g.WrappedKey).IsRequired();
|
||||
builder.Property(g => g.GranterKeyFingerprint).HasMaxLength(32).IsRequired();
|
||||
builder.Property(g => g.KeyLogHead).HasMaxLength(32);
|
||||
builder.Property(g => g.Signature).HasMaxLength(64).IsRequired();
|
||||
|
||||
builder.HasOne(g => g.RecipientUser)
|
||||
.WithMany()
|
||||
.HasForeignKey(g => g.RecipientUserId)
|
||||
.OnDelete(DeleteBehavior.Cascade);
|
||||
|
||||
// One live member grant per recipient per generation. Revoked rows are retained, so the
|
||||
// filter is on revocation rather than on deletion.
|
||||
builder.HasIndex(g => new { g.VaultId, g.KeyGeneration, g.RecipientUserId })
|
||||
.IsUnique()
|
||||
.HasFilter("revoked_at_utc IS NULL AND recipient_user_id IS NOT NULL");
|
||||
|
||||
builder.HasIndex(g => g.RecipientUserId);
|
||||
|
||||
// A member grant names a user; recovery and escrow grants do not.
|
||||
builder.ToTable(t => t.HasCheckConstraint(
|
||||
"ck_vault_key_grant_recipient",
|
||||
"(kind = 1 AND recipient_user_id IS NOT NULL) OR (kind <> 1 AND recipient_user_id IS NULL)"));
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user