From 0001c2093da7667b885ddaf0694fa772d69dc9f5 Mon Sep 17 00:00:00 2001
From: Giovanni Harting <539@idlegandalf.com>
Date: Mon, 22 May 2023 13:39:21 +0200
Subject: [PATCH] do more checks pre-build to avoid cloning the package repo

---
 buildmanager.go | 48 ++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 46 insertions(+), 2 deletions(-)

diff --git a/buildmanager.go b/buildmanager.go
index 15e4995..507117a 100644
--- a/buildmanager.go
+++ b/buildmanager.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"errors"
 	"fmt"
+	"github.com/Jguer/go-alpm/v2"
 	"github.com/c2h5oh/datasize"
 	"github.com/sethvargo/go-retry"
 	log "github.com/sirupsen/logrus"
@@ -561,7 +562,7 @@ func (b *BuildManager) genQueue() ([]*ProtoPackage, error) {
 			continue
 		}
 
-		if !Contains(conf.Repos, repo) || (subRepo != nil && Contains(conf.Blacklist.Repo, *subRepo) || arch == "any") {
+		if !Contains(conf.Repos, repo) || (subRepo != nil && Contains(conf.Blacklist.Repo, *subRepo)) {
 			continue
 		}
 
@@ -594,7 +595,50 @@ func (b *BuildManager) genQueue() ([]*ProtoPackage, error) {
 				continue
 			}
 
-			pkg.DBPackage = pkg.DBPackage.Update().SetStatus(dbpackage.StatusQueued).SaveX(context.Background())
+			if !pkg.isAvailable(alpmHandle) {
+				log.Debugf("[%s/%s] not available on mirror, skipping build", pkg.FullRepo, pkg.Pkgbase)
+				continue
+			}
+
+			skipping := false
+			switch {
+			case arch == "any":
+				log.Debugf("skipped %s: any-package", pkg.Pkgbase)
+				pkg.DBPackage.SkipReason = "arch = any"
+				pkg.DBPackage.Status = dbpackage.StatusSkipped
+				skipping = true
+			case Contains(conf.Blacklist.Packages, pkg.Pkgbase):
+				log.Debugf("skipped %s: blacklisted package", pkg.Pkgbase)
+				pkg.DBPackage.SkipReason = "blacklisted"
+				pkg.DBPackage.Status = dbpackage.StatusSkipped
+				skipping = true
+			case pkg.DBPackage.MaxRss != nil && datasize.ByteSize(*pkg.DBPackage.MaxRss)*datasize.KB > conf.Build.MemoryLimit:
+				log.Debugf("skipped %s: memory limit exceeded (%s)", pkg.Pkgbase, datasize.ByteSize(*pkg.DBPackage.MaxRss)*datasize.KB)
+				pkg.DBPackage.SkipReason = "memory limit exceeded"
+				pkg.DBPackage.Status = dbpackage.StatusSkipped
+				skipping = true
+			case pkg.isPkgFailed():
+				log.Debugf("skipped %s: failed build", pkg.Pkgbase)
+				skipping = true
+			}
+
+			if skipping {
+				pkg.DBPackage = pkg.DBPackage.Update().SetUpdated(time.Now()).SetVersion(pkg.Version).SetStatus(pkg.DBPackage.Status).
+					SetSkipReason(pkg.DBPackage.SkipReason).SetTagRev(pkg.State.TagRev).SaveX(context.Background())
+				continue
+			} else {
+				pkg.DBPackage = pkg.DBPackage.Update().SetUpdated(time.Now()).SetVersion(pkg.Version).SaveX(context.Background())
+			}
+
+			repoVer, err := pkg.repoVersion()
+			if err != nil {
+				pkg.DBPackage = pkg.DBPackage.Update().ClearRepoVersion().SaveX(context.Background())
+			} else if err == nil && alpm.VerCmp(repoVer, pkg.Version) > 0 {
+				log.Debugf("skipped %s: version in repo higher than in PKGBUILD (%s < %s)", pkg.Pkgbase, pkg.Version, repoVer)
+				pkg.DBPackage = pkg.DBPackage.Update().SetStatus(dbpackage.StatusLatest).ClearSkipReason().SetTagRev(pkg.State.TagRev).SaveX(context.Background())
+				continue
+			}
+
 			pkgbuilds = append(pkgbuilds, pkg)
 		}
 	}