97 lines
2.9 KiB
PHP
97 lines
2.9 KiB
PHP
<?php
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namespace App\Models;
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use App\Models\Concerns\HasUuid;
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use App\Provisioning\Contracts\ProvisioningSubject;
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use Illuminate\Database\Eloquent\Factories\HasFactory;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Database\Eloquent\Relations\HasMany;
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use Illuminate\Database\Eloquent\Relations\MorphMany;
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class Host extends Model implements ProvisioningSubject
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{
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/** @use HasFactory<\Database\Factories\HostFactory> */
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use HasFactory, HasUuid;
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protected $fillable = [
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'name', 'datacenter', 'cluster', 'public_ip', 'wg_ip', 'wg_pubkey',
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'ssh_host_key', 'api_token_ref', 'total_gb', 'total_ram_mb', 'cpu_cores',
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'cpu_weight', 'reserve_pct', 'pve_version', 'node', 'status', 'last_seen_at',
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];
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protected $hidden = ['api_token_ref'];
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protected function casts(): array
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{
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return [
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'api_token_ref' => 'encrypted',
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'last_seen_at' => 'datetime',
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'total_gb' => 'integer',
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'total_ram_mb' => 'integer',
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'cpu_cores' => 'integer',
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'cpu_weight' => 'integer',
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'reserve_pct' => 'integer',
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];
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}
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/** Placement runs (polymorphic subject). */
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public function runs(): MorphMany
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{
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return $this->morphMany(ProvisioningRun::class, 'subject');
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}
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/** Runner hook: a failed onboarding run moves the host to the error status. */
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public function onProvisioningFailed(): void
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{
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$this->update(['status' => 'error']);
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}
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public function instances(): HasMany
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{
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return $this->hasMany(Instance::class);
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}
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/** Free committable storage: total minus reserve. */
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public function freeGb(): int
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{
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if ($this->total_gb === null) {
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return 0;
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}
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return (int) floor($this->total_gb * (100 - $this->reserve_pct) / 100);
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}
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/**
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* Storage already committed. A failed instance still counts while its VM
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* exists (has a vmid) — the disk is really consumed until cleanup; a failure
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* before any VM was created (no vmid) releases its quota.
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*/
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public function committedGb(): int
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{
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return (int) $this->instances()
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->where(fn ($q) => $q->where('status', '!=', 'failed')->orWhereNotNull('vmid'))
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->sum('quota_gb');
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}
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/** Storage still available for new instances. */
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public function availableGb(): int
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{
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return max(0, $this->freeGb() - $this->committedGb());
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}
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/**
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* Placement (spec §1): first active host in the datacenter with enough free
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* committable storage. Cluster is ignored in v1.0.
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*/
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public static function placeableIn(string $datacenter, int $quotaGb): ?self
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{
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return self::query()
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->where('datacenter', $datacenter)
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->where('status', 'active')
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->orderBy('name')
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->get()
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->first(fn (self $host) => $host->availableGb() >= $quotaGb);
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}
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}
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