Adding upstream version 9.0.0.HEADupstream/9.0.0upstreamdebian

Signed-off-by: Daniel Baumann <daniel@debian.org>

19 files changed, 3025 insertions, 0 deletions

diff --git a/models/packages/alpine/search.go b/models/packages/alpine/search.go
new file mode 100644
index 0000000..77eccb9
--- /dev/null
+++ b/models/packages/alpine/search.go
@@ -0,0 +1,53 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package alpine
+
+import (
+	"context"
+
+	packages_model "code.gitea.io/gitea/models/packages"
+	alpine_module "code.gitea.io/gitea/modules/packages/alpine"
+)
+
+// GetBranches gets all available branches
+func GetBranches(ctx context.Context, ownerID int64) ([]string, error) {
+	return packages_model.GetDistinctPropertyValues(
+		ctx,
+		packages_model.TypeAlpine,
+		ownerID,
+		packages_model.PropertyTypeFile,
+		alpine_module.PropertyBranch,
+		nil,
+	)
+}
+
+// GetRepositories gets all available repositories for the given branch
+func GetRepositories(ctx context.Context, ownerID int64, branch string) ([]string, error) {
+	return packages_model.GetDistinctPropertyValues(
+		ctx,
+		packages_model.TypeAlpine,
+		ownerID,
+		packages_model.PropertyTypeFile,
+		alpine_module.PropertyRepository,
+		&packages_model.DistinctPropertyDependency{
+			Name:  alpine_module.PropertyBranch,
+			Value: branch,
+		},
+	)
+}
+
+// GetArchitectures gets all available architectures for the given repository
+func GetArchitectures(ctx context.Context, ownerID int64, repository string) ([]string, error) {
+	return packages_model.GetDistinctPropertyValues(
+		ctx,
+		packages_model.TypeAlpine,
+		ownerID,
+		packages_model.PropertyTypeFile,
+		alpine_module.PropertyArchitecture,
+		&packages_model.DistinctPropertyDependency{
+			Name:  alpine_module.PropertyRepository,
+			Value: repository,
+		},
+	)
+}
diff --git a/models/packages/conan/references.go b/models/packages/conan/references.go
new file mode 100644
index 0000000..0d888a1
--- /dev/null
+++ b/models/packages/conan/references.go
@@ -0,0 +1,170 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package conan
+
+import (
+	"context"
+	"strconv"
+	"strings"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/models/packages"
+	conan_module "code.gitea.io/gitea/modules/packages/conan"
+	"code.gitea.io/gitea/modules/timeutil"
+	"code.gitea.io/gitea/modules/util"
+
+	"xorm.io/builder"
+)
+
+var (
+	ErrRecipeReferenceNotExist  = util.NewNotExistErrorf("recipe reference does not exist")
+	ErrPackageReferenceNotExist = util.NewNotExistErrorf("package reference does not exist")
+)
+
+// RecipeExists checks if a recipe exists
+func RecipeExists(ctx context.Context, ownerID int64, ref *conan_module.RecipeReference) (bool, error) {
+	revisions, err := GetRecipeRevisions(ctx, ownerID, ref)
+	if err != nil {
+		return false, err
+	}
+
+	return len(revisions) != 0, nil
+}
+
+type PropertyValue struct {
+	Value       string
+	CreatedUnix timeutil.TimeStamp
+}
+
+func findPropertyValues(ctx context.Context, propertyName string, ownerID int64, name, version string, propertyFilter map[string]string) ([]*PropertyValue, error) {
+	var propsCond builder.Cond = builder.Eq{
+		"package_property.ref_type": packages.PropertyTypeFile,
+	}
+	propsCond = propsCond.And(builder.Expr("package_property.ref_id = package_file.id"))
+
+	propsCondBlock := builder.NewCond()
+	for name, value := range propertyFilter {
+		propsCondBlock = propsCondBlock.Or(builder.Eq{
+			"package_property.name":  name,
+			"package_property.value": value,
+		})
+	}
+	propsCond = propsCond.And(propsCondBlock)
+
+	var cond builder.Cond = builder.Eq{
+		"package.type":                    packages.TypeConan,
+		"package.owner_id":                ownerID,
+		"package.lower_name":              strings.ToLower(name),
+		"package_version.lower_version":   strings.ToLower(version),
+		"package_version.is_internal":     false,
+		strconv.Itoa(len(propertyFilter)): builder.Select("COUNT(*)").Where(propsCond).From("package_property"),
+	}
+
+	in2 := builder.
+		Select("package_file.id").
+		From("package_file").
+		InnerJoin("package_version", "package_version.id = package_file.version_id").
+		InnerJoin("package", "package.id = package_version.package_id").
+		Where(cond)
+
+	query := builder.
+		Select("package_property.value, MAX(package_file.created_unix) AS created_unix").
+		From("package_property").
+		InnerJoin("package_file", "package_file.id = package_property.ref_id").
+		Where(builder.Eq{"package_property.name": propertyName}.And(builder.In("package_property.ref_id", in2))).
+		GroupBy("package_property.value").
+		OrderBy("created_unix DESC")
+
+	var values []*PropertyValue
+	return values, db.GetEngine(ctx).SQL(query).Find(&values)
+}
+
+// GetRecipeRevisions gets all revisions of a recipe
+func GetRecipeRevisions(ctx context.Context, ownerID int64, ref *conan_module.RecipeReference) ([]*PropertyValue, error) {
+	values, err := findPropertyValues(
+		ctx,
+		conan_module.PropertyRecipeRevision,
+		ownerID,
+		ref.Name,
+		ref.Version,
+		map[string]string{
+			conan_module.PropertyRecipeUser:    ref.User,
+			conan_module.PropertyRecipeChannel: ref.Channel,
+		},
+	)
+	if err != nil {
+		return nil, err
+	}
+
+	return values, nil
+}
+
+// GetLastRecipeRevision gets the latest recipe revision
+func GetLastRecipeRevision(ctx context.Context, ownerID int64, ref *conan_module.RecipeReference) (*PropertyValue, error) {
+	revisions, err := GetRecipeRevisions(ctx, ownerID, ref)
+	if err != nil {
+		return nil, err
+	}
+
+	if len(revisions) == 0 {
+		return nil, ErrRecipeReferenceNotExist
+	}
+	return revisions[0], nil
+}
+
+// GetPackageReferences gets all package references of a recipe
+func GetPackageReferences(ctx context.Context, ownerID int64, ref *conan_module.RecipeReference) ([]*PropertyValue, error) {
+	values, err := findPropertyValues(
+		ctx,
+		conan_module.PropertyPackageReference,
+		ownerID,
+		ref.Name,
+		ref.Version,
+		map[string]string{
+			conan_module.PropertyRecipeUser:     ref.User,
+			conan_module.PropertyRecipeChannel:  ref.Channel,
+			conan_module.PropertyRecipeRevision: ref.Revision,
+		},
+	)
+	if err != nil {
+		return nil, err
+	}
+
+	return values, nil
+}
+
+// GetPackageRevisions gets all revision of a package
+func GetPackageRevisions(ctx context.Context, ownerID int64, ref *conan_module.PackageReference) ([]*PropertyValue, error) {
+	values, err := findPropertyValues(
+		ctx,
+		conan_module.PropertyPackageRevision,
+		ownerID,
+		ref.Recipe.Name,
+		ref.Recipe.Version,
+		map[string]string{
+			conan_module.PropertyRecipeUser:       ref.Recipe.User,
+			conan_module.PropertyRecipeChannel:    ref.Recipe.Channel,
+			conan_module.PropertyRecipeRevision:   ref.Recipe.Revision,
+			conan_module.PropertyPackageReference: ref.Reference,
+		},
+	)
+	if err != nil {
+		return nil, err
+	}
+
+	return values, nil
+}
+
+// GetLastPackageRevision gets the latest package revision
+func GetLastPackageRevision(ctx context.Context, ownerID int64, ref *conan_module.PackageReference) (*PropertyValue, error) {
+	revisions, err := GetPackageRevisions(ctx, ownerID, ref)
+	if err != nil {
+		return nil, err
+	}
+
+	if len(revisions) == 0 {
+		return nil, ErrPackageReferenceNotExist
+	}
+	return revisions[0], nil
+}
diff --git a/models/packages/conan/search.go b/models/packages/conan/search.go
new file mode 100644
index 0000000..ab0bff5
--- /dev/null
+++ b/models/packages/conan/search.go
@@ -0,0 +1,149 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package conan
+
+import (
+	"context"
+	"fmt"
+	"strconv"
+	"strings"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/models/packages"
+	"code.gitea.io/gitea/modules/container"
+	conan_module "code.gitea.io/gitea/modules/packages/conan"
+
+	"xorm.io/builder"
+)
+
+// buildCondition creates a Like condition if a wildcard is present. Otherwise Eq is used.
+func buildCondition(name, value string) builder.Cond {
+	if strings.Contains(value, "*") {
+		return builder.Like{name, strings.ReplaceAll(strings.ReplaceAll(value, "_", "\\_"), "*", "%")}
+	}
+	return builder.Eq{name: value}
+}
+
+type RecipeSearchOptions struct {
+	OwnerID int64
+	Name    string
+	Version string
+	User    string
+	Channel string
+}
+
+// SearchRecipes gets all recipes matching the search options
+func SearchRecipes(ctx context.Context, opts *RecipeSearchOptions) ([]string, error) {
+	var cond builder.Cond = builder.Eq{
+		"package_file.is_lead":        true,
+		"package.type":                packages.TypeConan,
+		"package.owner_id":            opts.OwnerID,
+		"package_version.is_internal": false,
+	}
+
+	if opts.Name != "" {
+		cond = cond.And(buildCondition("package.lower_name", strings.ToLower(opts.Name)))
+	}
+	if opts.Version != "" {
+		cond = cond.And(buildCondition("package_version.lower_version", strings.ToLower(opts.Version)))
+	}
+	if opts.User != "" || opts.Channel != "" {
+		var propsCond builder.Cond = builder.Eq{
+			"package_property.ref_type": packages.PropertyTypeFile,
+		}
+		propsCond = propsCond.And(builder.Expr("package_property.ref_id = package_file.id"))
+
+		count := 0
+		propsCondBlock := builder.NewCond()
+		if opts.User != "" {
+			count++
+			propsCondBlock = propsCondBlock.Or(builder.Eq{"package_property.name": conan_module.PropertyRecipeUser}.And(buildCondition("package_property.value", opts.User)))
+		}
+		if opts.Channel != "" {
+			count++
+			propsCondBlock = propsCondBlock.Or(builder.Eq{"package_property.name": conan_module.PropertyRecipeChannel}.And(buildCondition("package_property.value", opts.Channel)))
+		}
+		propsCond = propsCond.And(propsCondBlock)
+
+		cond = cond.And(builder.Eq{
+			strconv.Itoa(count): builder.Select("COUNT(*)").Where(propsCond).From("package_property"),
+		})
+	}
+
+	query := builder.
+		Select("package.name, package_version.version, package_file.id").
+		From("package_file").
+		InnerJoin("package_version", "package_version.id = package_file.version_id").
+		InnerJoin("package", "package.id = package_version.package_id").
+		Where(cond)
+
+	results := make([]struct {
+		Name    string
+		Version string
+		ID      int64
+	}, 0, 5)
+	err := db.GetEngine(ctx).SQL(query).Find(&results)
+	if err != nil {
+		return nil, err
+	}
+
+	unique := make(container.Set[string])
+	for _, info := range results {
+		recipe := fmt.Sprintf("%s/%s", info.Name, info.Version)
+
+		props, _ := packages.GetProperties(ctx, packages.PropertyTypeFile, info.ID)
+		if len(props) > 0 {
+			var (
+				user    = ""
+				channel = ""
+			)
+			for _, prop := range props {
+				if prop.Name == conan_module.PropertyRecipeUser {
+					user = prop.Value
+				}
+				if prop.Name == conan_module.PropertyRecipeChannel {
+					channel = prop.Value
+				}
+			}
+			if user != "" && channel != "" {
+				recipe = fmt.Sprintf("%s@%s/%s", recipe, user, channel)
+			}
+		}
+
+		unique.Add(recipe)
+	}
+
+	recipes := make([]string, 0, len(unique))
+	for recipe := range unique {
+		recipes = append(recipes, recipe)
+	}
+	return recipes, nil
+}
+
+// GetPackageInfo gets the Conaninfo for a package
+func GetPackageInfo(ctx context.Context, ownerID int64, ref *conan_module.PackageReference) (string, error) {
+	values, err := findPropertyValues(
+		ctx,
+		conan_module.PropertyPackageInfo,
+		ownerID,
+		ref.Recipe.Name,
+		ref.Recipe.Version,
+		map[string]string{
+			conan_module.PropertyRecipeUser:       ref.Recipe.User,
+			conan_module.PropertyRecipeChannel:    ref.Recipe.Channel,
+			conan_module.PropertyRecipeRevision:   ref.Recipe.Revision,
+			conan_module.PropertyPackageReference: ref.Reference,
+			conan_module.PropertyPackageRevision:  ref.Revision,
+		},
+	)
+	if err != nil {
+		return "", err
+	}
+
+	if len(values) == 0 {
+		return "", ErrPackageReferenceNotExist
+	}
+
+	return values[0].Value, nil
+}
diff --git a/models/packages/conda/search.go b/models/packages/conda/search.go
new file mode 100644
index 0000000..887441e
--- /dev/null
+++ b/models/packages/conda/search.go
@@ -0,0 +1,63 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package conda
+
+import (
+	"context"
+	"strings"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/models/packages"
+	conda_module "code.gitea.io/gitea/modules/packages/conda"
+
+	"xorm.io/builder"
+)
+
+type FileSearchOptions struct {
+	OwnerID  int64
+	Channel  string
+	Subdir   string
+	Filename string
+}
+
+// SearchFiles gets all files matching the search options
+func SearchFiles(ctx context.Context, opts *FileSearchOptions) ([]*packages.PackageFile, error) {
+	var cond builder.Cond = builder.Eq{
+		"package.type":                packages.TypeConda,
+		"package.owner_id":            opts.OwnerID,
+		"package_version.is_internal": false,
+	}
+
+	if opts.Filename != "" {
+		cond = cond.And(builder.Eq{
+			"package_file.lower_name": strings.ToLower(opts.Filename),
+		})
+	}
+
+	var versionPropsCond builder.Cond = builder.Eq{
+		"package_property.ref_type": packages.PropertyTypePackage,
+		"package_property.name":     conda_module.PropertyChannel,
+		"package_property.value":    opts.Channel,
+	}
+
+	cond = cond.And(builder.In("package.id", builder.Select("package_property.ref_id").Where(versionPropsCond).From("package_property")))
+
+	var filePropsCond builder.Cond = builder.Eq{
+		"package_property.ref_type": packages.PropertyTypeFile,
+		"package_property.name":     conda_module.PropertySubdir,
+		"package_property.value":    opts.Subdir,
+	}
+
+	cond = cond.And(builder.In("package_file.id", builder.Select("package_property.ref_id").Where(filePropsCond).From("package_property")))
+
+	sess := db.GetEngine(ctx).
+		Select("package_file.*").
+		Table("package_file").
+		Join("INNER", "package_version", "package_version.id = package_file.version_id").
+		Join("INNER", "package", "package.id = package_version.package_id").
+		Where(cond)
+
+	pfs := make([]*packages.PackageFile, 0, 10)
+	return pfs, sess.Find(&pfs)
+}
diff --git a/models/packages/container/const.go b/models/packages/container/const.go
new file mode 100644
index 0000000..0dfbda0
--- /dev/null
+++ b/models/packages/container/const.go
@@ -0,0 +1,9 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package container
+
+const (
+	ManifestFilename = "manifest.json"
+	UploadVersion    = "_upload"
+)
diff --git a/models/packages/container/search.go b/models/packages/container/search.go
new file mode 100644
index 0000000..5df3511
--- /dev/null
+++ b/models/packages/container/search.go
@@ -0,0 +1,285 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package container
+
+import (
+	"context"
+	"strings"
+	"time"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/models/packages"
+	user_model "code.gitea.io/gitea/models/user"
+	container_module "code.gitea.io/gitea/modules/packages/container"
+	"code.gitea.io/gitea/modules/util"
+
+	"xorm.io/builder"
+)
+
+var ErrContainerBlobNotExist = util.NewNotExistErrorf("container blob does not exist")
+
+type BlobSearchOptions struct {
+	OwnerID    int64
+	Image      string
+	Digest     string
+	Tag        string
+	IsManifest bool
+	Repository string
+}
+
+func (opts *BlobSearchOptions) toConds() builder.Cond {
+	var cond builder.Cond = builder.Eq{
+		"package.type": packages.TypeContainer,
+	}
+
+	if opts.OwnerID != 0 {
+		cond = cond.And(builder.Eq{"package.owner_id": opts.OwnerID})
+	}
+	if opts.Image != "" {
+		cond = cond.And(builder.Eq{"package.lower_name": strings.ToLower(opts.Image)})
+	}
+	if opts.Tag != "" {
+		cond = cond.And(builder.Eq{"package_version.lower_version": strings.ToLower(opts.Tag)})
+	}
+	if opts.IsManifest {
+		cond = cond.And(builder.Eq{"package_file.lower_name": ManifestFilename})
+	}
+	if opts.Digest != "" {
+		var propsCond builder.Cond = builder.Eq{
+			"package_property.ref_type": packages.PropertyTypeFile,
+			"package_property.name":     container_module.PropertyDigest,
+			"package_property.value":    opts.Digest,
+		}
+
+		cond = cond.And(builder.In("package_file.id", builder.Select("package_property.ref_id").Where(propsCond).From("package_property")))
+	}
+	if opts.Repository != "" {
+		var propsCond builder.Cond = builder.Eq{
+			"package_property.ref_type": packages.PropertyTypePackage,
+			"package_property.name":     container_module.PropertyRepository,
+			"package_property.value":    opts.Repository,
+		}
+
+		cond = cond.And(builder.In("package.id", builder.Select("package_property.ref_id").Where(propsCond).From("package_property")))
+	}
+
+	return cond
+}
+
+// GetContainerBlob gets the container blob matching the blob search options
+// If multiple matching blobs are found (manifests with the same digest) the first (according to the database) is selected.
+func GetContainerBlob(ctx context.Context, opts *BlobSearchOptions) (*packages.PackageFileDescriptor, error) {
+	pfds, err := getContainerBlobsLimit(ctx, opts, 1)
+	if err != nil {
+		return nil, err
+	}
+	if len(pfds) != 1 {
+		return nil, ErrContainerBlobNotExist
+	}
+
+	return pfds[0], nil
+}
+
+// GetContainerBlobs gets the container blobs matching the blob search options
+func GetContainerBlobs(ctx context.Context, opts *BlobSearchOptions) ([]*packages.PackageFileDescriptor, error) {
+	return getContainerBlobsLimit(ctx, opts, 0)
+}
+
+func getContainerBlobsLimit(ctx context.Context, opts *BlobSearchOptions, limit int) ([]*packages.PackageFileDescriptor, error) {
+	pfs := make([]*packages.PackageFile, 0, limit)
+	sess := db.GetEngine(ctx).
+		Join("INNER", "package_version", "package_version.id = package_file.version_id").
+		Join("INNER", "package", "package.id = package_version.package_id").
+		Where(opts.toConds())
+
+	if limit > 0 {
+		sess = sess.Limit(limit)
+	}
+
+	if err := sess.Find(&pfs); err != nil {
+		return nil, err
+	}
+
+	return packages.GetPackageFileDescriptors(ctx, pfs)
+}
+
+// GetManifestVersions gets all package versions representing the matching manifest
+func GetManifestVersions(ctx context.Context, opts *BlobSearchOptions) ([]*packages.PackageVersion, error) {
+	cond := opts.toConds().And(builder.Eq{"package_version.is_internal": false})
+
+	pvs := make([]*packages.PackageVersion, 0, 10)
+	return pvs, db.GetEngine(ctx).
+		Join("INNER", "package", "package.id = package_version.package_id").
+		Join("INNER", "package_file", "package_file.version_id = package_version.id").
+		Where(cond).
+		Find(&pvs)
+}
+
+// GetImageTags gets a sorted list of the tags of an image
+// The result is suitable for the api call.
+func GetImageTags(ctx context.Context, ownerID int64, image string, n int, last string) ([]string, error) {
+	// Short circuit: n == 0 should return an empty list
+	if n == 0 {
+		return []string{}, nil
+	}
+
+	var cond builder.Cond = builder.Eq{
+		"package.type":                packages.TypeContainer,
+		"package.owner_id":            ownerID,
+		"package.lower_name":          strings.ToLower(image),
+		"package_version.is_internal": false,
+	}
+
+	var propsCond builder.Cond = builder.Eq{
+		"package_property.ref_type": packages.PropertyTypeVersion,
+		"package_property.name":     container_module.PropertyManifestTagged,
+	}
+
+	cond = cond.And(builder.In("package_version.id", builder.Select("package_property.ref_id").Where(propsCond).From("package_property")))
+
+	if last != "" {
+		cond = cond.And(builder.Gt{"package_version.lower_version": strings.ToLower(last)})
+	}
+
+	sess := db.GetEngine(ctx).
+		Table("package_version").
+		Select("package_version.lower_version").
+		Join("INNER", "package", "package.id = package_version.package_id").
+		Where(cond).
+		Asc("package_version.lower_version")
+
+	var tags []string
+	if n > 0 {
+		sess = sess.Limit(n)
+
+		tags = make([]string, 0, n)
+	} else {
+		tags = make([]string, 0, 10)
+	}
+
+	return tags, sess.Find(&tags)
+}
+
+type ImageTagsSearchOptions struct {
+	PackageID int64
+	Query     string
+	IsTagged  bool
+	Sort      packages.VersionSort
+	db.Paginator
+}
+
+func (opts *ImageTagsSearchOptions) toConds() builder.Cond {
+	var cond builder.Cond = builder.Eq{
+		"package.type":                packages.TypeContainer,
+		"package.id":                  opts.PackageID,
+		"package_version.is_internal": false,
+	}
+
+	if opts.Query != "" {
+		cond = cond.And(builder.Like{"package_version.lower_version", strings.ToLower(opts.Query)})
+	}
+
+	var propsCond builder.Cond = builder.Eq{
+		"package_property.ref_type": packages.PropertyTypeVersion,
+		"package_property.name":     container_module.PropertyManifestTagged,
+	}
+
+	in := builder.In("package_version.id", builder.Select("package_property.ref_id").Where(propsCond).From("package_property"))
+
+	if opts.IsTagged {
+		cond = cond.And(in)
+	} else {
+		cond = cond.And(builder.Not{in})
+	}
+
+	return cond
+}
+
+func (opts *ImageTagsSearchOptions) configureOrderBy(e db.Engine) {
+	switch opts.Sort {
+	case packages.SortVersionDesc:
+		e.Desc("package_version.version")
+	case packages.SortVersionAsc:
+		e.Asc("package_version.version")
+	case packages.SortCreatedAsc:
+		e.Asc("package_version.created_unix")
+	default:
+		e.Desc("package_version.created_unix")
+	}
+
+	// Sort by id for stable order with duplicates in the other field
+	e.Asc("package_version.id")
+}
+
+// SearchImageTags gets a sorted list of the tags of an image
+func SearchImageTags(ctx context.Context, opts *ImageTagsSearchOptions) ([]*packages.PackageVersion, int64, error) {
+	sess := db.GetEngine(ctx).
+		Join("INNER", "package", "package.id = package_version.package_id").
+		Where(opts.toConds())
+
+	opts.configureOrderBy(sess)
+
+	if opts.Paginator != nil {
+		sess = db.SetSessionPagination(sess, opts)
+	}
+
+	pvs := make([]*packages.PackageVersion, 0, 10)
+	count, err := sess.FindAndCount(&pvs)
+	return pvs, count, err
+}
+
+// SearchExpiredUploadedBlobs gets all uploaded blobs which are older than specified
+func SearchExpiredUploadedBlobs(ctx context.Context, olderThan time.Duration) ([]*packages.PackageFile, error) {
+	var cond builder.Cond = builder.Eq{
+		"package_version.is_internal":   true,
+		"package_version.lower_version": UploadVersion,
+		"package.type":                  packages.TypeContainer,
+	}
+	cond = cond.And(builder.Lt{"package_file.created_unix": time.Now().Add(-olderThan).Unix()})
+
+	var pfs []*packages.PackageFile
+	return pfs, db.GetEngine(ctx).
+		Join("INNER", "package_version", "package_version.id = package_file.version_id").
+		Join("INNER", "package", "package.id = package_version.package_id").
+		Where(cond).
+		Find(&pfs)
+}
+
+// GetRepositories gets a sorted list of all repositories
+func GetRepositories(ctx context.Context, actor *user_model.User, n int, last string) ([]string, error) {
+	var cond builder.Cond = builder.Eq{
+		"package.type":              packages.TypeContainer,
+		"package_property.ref_type": packages.PropertyTypePackage,
+		"package_property.name":     container_module.PropertyRepository,
+	}
+
+	cond = cond.And(builder.Exists(
+		builder.
+			Select("package_version.id").
+			Where(builder.Eq{"package_version.is_internal": false}.And(builder.Expr("package.id = package_version.package_id"))).
+			From("package_version"),
+	))
+
+	if last != "" {
+		cond = cond.And(builder.Gt{"package_property.value": strings.ToLower(last)})
+	}
+
+	if actor.IsGhost() {
+		actor = nil
+	}
+
+	cond = cond.And(user_model.BuildCanSeeUserCondition(actor))
+
+	sess := db.GetEngine(ctx).
+		Table("package").
+		Select("package_property.value").
+		Join("INNER", "user", "`user`.id = package.owner_id").
+		Join("INNER", "package_property", "package_property.ref_id = package.id").
+		Where(cond).
+		Asc("package_property.value").
+		Limit(n)
+
+	repositories := make([]string, 0, n)
+	return repositories, sess.Find(&repositories)
+}
diff --git a/models/packages/cran/search.go b/models/packages/cran/search.go
new file mode 100644
index 0000000..8a8b52a
--- /dev/null
+++ b/models/packages/cran/search.go
@@ -0,0 +1,90 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package cran
+
+import (
+	"context"
+	"strconv"
+	"strings"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/models/packages"
+	cran_module "code.gitea.io/gitea/modules/packages/cran"
+
+	"xorm.io/builder"
+)
+
+type SearchOptions struct {
+	OwnerID  int64
+	FileType string
+	Platform string
+	RVersion string
+	Filename string
+}
+
+func (opts *SearchOptions) toConds() builder.Cond {
+	var cond builder.Cond = builder.Eq{
+		"package.type":                packages.TypeCran,
+		"package.owner_id":            opts.OwnerID,
+		"package_version.is_internal": false,
+	}
+
+	if opts.Filename != "" {
+		cond = cond.And(builder.Eq{"package_file.lower_name": strings.ToLower(opts.Filename)})
+	}
+
+	var propsCond builder.Cond = builder.Eq{
+		"package_property.ref_type": packages.PropertyTypeFile,
+	}
+	propsCond = propsCond.And(builder.Expr("package_property.ref_id = package_file.id"))
+
+	count := 1
+	propsCondBlock := builder.Eq{"package_property.name": cran_module.PropertyType}.And(builder.Eq{"package_property.value": opts.FileType})
+
+	if opts.Platform != "" {
+		count += 2
+		propsCondBlock = propsCondBlock.
+			Or(builder.Eq{"package_property.name": cran_module.PropertyPlatform}.And(builder.Eq{"package_property.value": opts.Platform})).
+			Or(builder.Eq{"package_property.name": cran_module.PropertyRVersion}.And(builder.Eq{"package_property.value": opts.RVersion}))
+	}
+
+	propsCond = propsCond.And(propsCondBlock)
+
+	cond = cond.And(builder.Eq{
+		strconv.Itoa(count): builder.Select("COUNT(*)").Where(propsCond).From("package_property"),
+	})
+
+	return cond
+}
+
+func SearchLatestVersions(ctx context.Context, opts *SearchOptions) ([]*packages.PackageVersion, error) {
+	sess := db.GetEngine(ctx).
+		Table("package_version").
+		Select("package_version.*").
+		Join("LEFT", "package_version pv2", builder.Expr("package_version.package_id = pv2.package_id AND pv2.is_internal = ? AND (package_version.created_unix < pv2.created_unix OR (package_version.created_unix = pv2.created_unix AND package_version.id < pv2.id))", false)).
+		Join("INNER", "package", "package.id = package_version.package_id").
+		Join("INNER", "package_file", "package_file.version_id = package_version.id").
+		Where(opts.toConds().And(builder.Expr("pv2.id IS NULL"))).
+		Asc("package.name")
+
+	pvs := make([]*packages.PackageVersion, 0, 10)
+	return pvs, sess.Find(&pvs)
+}
+
+func SearchFile(ctx context.Context, opts *SearchOptions) (*packages.PackageFile, error) {
+	sess := db.GetEngine(ctx).
+		Table("package_version").
+		Select("package_file.*").
+		Join("INNER", "package", "package.id = package_version.package_id").
+		Join("INNER", "package_file", "package_file.version_id = package_version.id").
+		Where(opts.toConds())
+
+	pf := &packages.PackageFile{}
+	if has, err := sess.Get(pf); err != nil {
+		return nil, err
+	} else if !has {
+		return nil, packages.ErrPackageFileNotExist
+	}
+	return pf, nil
+}
diff --git a/models/packages/debian/search.go b/models/packages/debian/search.go
new file mode 100644
index 0000000..77c4a18
--- /dev/null
+++ b/models/packages/debian/search.go
@@ -0,0 +1,140 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package debian
+
+import (
+	"context"
+	"strconv"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/models/packages"
+	debian_module "code.gitea.io/gitea/modules/packages/debian"
+
+	"xorm.io/builder"
+)
+
+type PackageSearchOptions struct {
+	OwnerID      int64
+	Distribution string
+	Component    string
+	Architecture string
+}
+
+func (opts *PackageSearchOptions) toCond() builder.Cond {
+	var cond builder.Cond = builder.Eq{
+		"package_file.is_lead":        true,
+		"package.type":                packages.TypeDebian,
+		"package.owner_id":            opts.OwnerID,
+		"package.is_internal":         false,
+		"package_version.is_internal": false,
+	}
+
+	props := make(map[string]string)
+	if opts.Distribution != "" {
+		props[debian_module.PropertyDistribution] = opts.Distribution
+	}
+	if opts.Component != "" {
+		props[debian_module.PropertyComponent] = opts.Component
+	}
+	if opts.Architecture != "" {
+		props[debian_module.PropertyArchitecture] = opts.Architecture
+	}
+
+	if len(props) > 0 {
+		var propsCond builder.Cond = builder.Eq{
+			"package_property.ref_type": packages.PropertyTypeFile,
+		}
+		propsCond = propsCond.And(builder.Expr("package_property.ref_id = package_file.id"))
+
+		propsCondBlock := builder.NewCond()
+		for name, value := range props {
+			propsCondBlock = propsCondBlock.Or(builder.Eq{
+				"package_property.name":  name,
+				"package_property.value": value,
+			})
+		}
+		propsCond = propsCond.And(propsCondBlock)
+
+		cond = cond.And(builder.Eq{
+			strconv.Itoa(len(props)): builder.Select("COUNT(*)").Where(propsCond).From("package_property"),
+		})
+	}
+
+	return cond
+}
+
+// ExistPackages tests if there are packages matching the search options
+func ExistPackages(ctx context.Context, opts *PackageSearchOptions) (bool, error) {
+	return db.GetEngine(ctx).
+		Table("package_file").
+		Join("INNER", "package_version", "package_version.id = package_file.version_id").
+		Join("INNER", "package", "package.id = package_version.package_id").
+		Where(opts.toCond()).
+		Exist(new(packages.PackageFile))
+}
+
+// SearchPackages gets the packages matching the search options
+func SearchPackages(ctx context.Context, opts *PackageSearchOptions, iter func(*packages.PackageFileDescriptor)) error {
+	return db.GetEngine(ctx).
+		Table("package_file").
+		Select("package_file.*").
+		Join("INNER", "package_version", "package_version.id = package_file.version_id").
+		Join("INNER", "package", "package.id = package_version.package_id").
+		Where(opts.toCond()).
+		Asc("package.lower_name", "package_version.created_unix").
+		Iterate(new(packages.PackageFile), func(_ int, bean any) error {
+			pf := bean.(*packages.PackageFile)
+
+			pfd, err := packages.GetPackageFileDescriptor(ctx, pf)
+			if err != nil {
+				return err
+			}
+
+			iter(pfd)
+
+			return nil
+		})
+}
+
+// GetDistributions gets all available distributions
+func GetDistributions(ctx context.Context, ownerID int64) ([]string, error) {
+	return packages.GetDistinctPropertyValues(
+		ctx,
+		packages.TypeDebian,
+		ownerID,
+		packages.PropertyTypeFile,
+		debian_module.PropertyDistribution,
+		nil,
+	)
+}
+
+// GetComponents gets all available components for the given distribution
+func GetComponents(ctx context.Context, ownerID int64, distribution string) ([]string, error) {
+	return packages.GetDistinctPropertyValues(
+		ctx,
+		packages.TypeDebian,
+		ownerID,
+		packages.PropertyTypeFile,
+		debian_module.PropertyComponent,
+		&packages.DistinctPropertyDependency{
+			Name:  debian_module.PropertyDistribution,
+			Value: distribution,
+		},
+	)
+}
+
+// GetArchitectures gets all available architectures for the given distribution
+func GetArchitectures(ctx context.Context, ownerID int64, distribution string) ([]string, error) {
+	return packages.GetDistinctPropertyValues(
+		ctx,
+		packages.TypeDebian,
+		ownerID,
+		packages.PropertyTypeFile,
+		debian_module.PropertyArchitecture,
+		&packages.DistinctPropertyDependency{
+			Name:  debian_module.PropertyDistribution,
+			Value: distribution,
+		},
+	)
+}
diff --git a/models/packages/descriptor.go b/models/packages/descriptor.go
new file mode 100644
index 0000000..803b73c
--- /dev/null
+++ b/models/packages/descriptor.go
@@ -0,0 +1,260 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package packages
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"net/url"
+
+	repo_model "code.gitea.io/gitea/models/repo"
+	user_model "code.gitea.io/gitea/models/user"
+	"code.gitea.io/gitea/modules/json"
+	"code.gitea.io/gitea/modules/packages/alpine"
+	"code.gitea.io/gitea/modules/packages/arch"
+	"code.gitea.io/gitea/modules/packages/cargo"
+	"code.gitea.io/gitea/modules/packages/chef"
+	"code.gitea.io/gitea/modules/packages/composer"
+	"code.gitea.io/gitea/modules/packages/conan"
+	"code.gitea.io/gitea/modules/packages/conda"
+	"code.gitea.io/gitea/modules/packages/container"
+	"code.gitea.io/gitea/modules/packages/cran"
+	"code.gitea.io/gitea/modules/packages/debian"
+	"code.gitea.io/gitea/modules/packages/helm"
+	"code.gitea.io/gitea/modules/packages/maven"
+	"code.gitea.io/gitea/modules/packages/npm"
+	"code.gitea.io/gitea/modules/packages/nuget"
+	"code.gitea.io/gitea/modules/packages/pub"
+	"code.gitea.io/gitea/modules/packages/pypi"
+	"code.gitea.io/gitea/modules/packages/rpm"
+	"code.gitea.io/gitea/modules/packages/rubygems"
+	"code.gitea.io/gitea/modules/packages/swift"
+	"code.gitea.io/gitea/modules/packages/vagrant"
+	"code.gitea.io/gitea/modules/util"
+
+	"github.com/hashicorp/go-version"
+)
+
+// PackagePropertyList is a list of package properties
+type PackagePropertyList []*PackageProperty
+
+// GetByName gets the first property value with the specific name
+func (l PackagePropertyList) GetByName(name string) string {
+	for _, pp := range l {
+		if pp.Name == name {
+			return pp.Value
+		}
+	}
+	return ""
+}
+
+// PackageDescriptor describes a package
+type PackageDescriptor struct {
+	Package           *Package
+	Owner             *user_model.User
+	Repository        *repo_model.Repository
+	Version           *PackageVersion
+	SemVer            *version.Version
+	Creator           *user_model.User
+	PackageProperties PackagePropertyList
+	VersionProperties PackagePropertyList
+	Metadata          any
+	Files             []*PackageFileDescriptor
+}
+
+// PackageFileDescriptor describes a package file
+type PackageFileDescriptor struct {
+	File       *PackageFile
+	Blob       *PackageBlob
+	Properties PackagePropertyList
+}
+
+// PackageWebLink returns the relative package web link
+func (pd *PackageDescriptor) PackageWebLink() string {
+	return fmt.Sprintf("%s/-/packages/%s/%s", pd.Owner.HomeLink(), string(pd.Package.Type), url.PathEscape(pd.Package.LowerName))
+}
+
+// VersionWebLink returns the relative package version web link
+func (pd *PackageDescriptor) VersionWebLink() string {
+	return fmt.Sprintf("%s/%s", pd.PackageWebLink(), url.PathEscape(pd.Version.LowerVersion))
+}
+
+// PackageHTMLURL returns the absolute package HTML URL
+func (pd *PackageDescriptor) PackageHTMLURL() string {
+	return fmt.Sprintf("%s/-/packages/%s/%s", pd.Owner.HTMLURL(), string(pd.Package.Type), url.PathEscape(pd.Package.LowerName))
+}
+
+// VersionHTMLURL returns the absolute package version HTML URL
+func (pd *PackageDescriptor) VersionHTMLURL() string {
+	return fmt.Sprintf("%s/%s", pd.PackageHTMLURL(), url.PathEscape(pd.Version.LowerVersion))
+}
+
+// CalculateBlobSize returns the total blobs size in bytes
+func (pd *PackageDescriptor) CalculateBlobSize() int64 {
+	size := int64(0)
+	for _, f := range pd.Files {
+		size += f.Blob.Size
+	}
+	return size
+}
+
+// GetPackageDescriptor gets the package description for a version
+func GetPackageDescriptor(ctx context.Context, pv *PackageVersion) (*PackageDescriptor, error) {
+	p, err := GetPackageByID(ctx, pv.PackageID)
+	if err != nil {
+		return nil, err
+	}
+	o, err := user_model.GetUserByID(ctx, p.OwnerID)
+	if err != nil {
+		return nil, err
+	}
+	repository, err := repo_model.GetRepositoryByID(ctx, p.RepoID)
+	if err != nil && !repo_model.IsErrRepoNotExist(err) {
+		return nil, err
+	}
+	creator, err := user_model.GetUserByID(ctx, pv.CreatorID)
+	if err != nil {
+		if errors.Is(err, util.ErrNotExist) {
+			creator = user_model.NewGhostUser()
+		} else {
+			return nil, err
+		}
+	}
+	var semVer *version.Version
+	if p.SemverCompatible {
+		semVer, err = version.NewVersion(pv.Version)
+		if err != nil {
+			return nil, err
+		}
+	}
+	pps, err := GetProperties(ctx, PropertyTypePackage, p.ID)
+	if err != nil {
+		return nil, err
+	}
+	pvps, err := GetProperties(ctx, PropertyTypeVersion, pv.ID)
+	if err != nil {
+		return nil, err
+	}
+	pfs, err := GetFilesByVersionID(ctx, pv.ID)
+	if err != nil {
+		return nil, err
+	}
+
+	pfds, err := GetPackageFileDescriptors(ctx, pfs)
+	if err != nil {
+		return nil, err
+	}
+
+	var metadata any
+	switch p.Type {
+	case TypeAlpine:
+		metadata = &alpine.VersionMetadata{}
+	case TypeArch:
+		metadata = &arch.VersionMetadata{}
+	case TypeCargo:
+		metadata = &cargo.Metadata{}
+	case TypeChef:
+		metadata = &chef.Metadata{}
+	case TypeComposer:
+		metadata = &composer.Metadata{}
+	case TypeConan:
+		metadata = &conan.Metadata{}
+	case TypeConda:
+		metadata = &conda.VersionMetadata{}
+	case TypeContainer:
+		metadata = &container.Metadata{}
+	case TypeCran:
+		metadata = &cran.Metadata{}
+	case TypeDebian:
+		metadata = &debian.Metadata{}
+	case TypeGeneric:
+		// generic packages have no metadata
+	case TypeGo:
+		// go packages have no metadata
+	case TypeHelm:
+		metadata = &helm.Metadata{}
+	case TypeNuGet:
+		metadata = &nuget.Metadata{}
+	case TypeNpm:
+		metadata = &npm.Metadata{}
+	case TypeMaven:
+		metadata = &maven.Metadata{}
+	case TypePub:
+		metadata = &pub.Metadata{}
+	case TypePyPI:
+		metadata = &pypi.Metadata{}
+	case TypeRpm:
+		metadata = &rpm.VersionMetadata{}
+	case TypeRubyGems:
+		metadata = &rubygems.Metadata{}
+	case TypeSwift:
+		metadata = &swift.Metadata{}
+	case TypeVagrant:
+		metadata = &vagrant.Metadata{}
+	default:
+		panic(fmt.Sprintf("unknown package type: %s", string(p.Type)))
+	}
+	if metadata != nil {
+		if err := json.Unmarshal([]byte(pv.MetadataJSON), &metadata); err != nil {
+			return nil, err
+		}
+	}
+
+	return &PackageDescriptor{
+		Package:           p,
+		Owner:             o,
+		Repository:        repository,
+		Version:           pv,
+		SemVer:            semVer,
+		Creator:           creator,
+		PackageProperties: PackagePropertyList(pps),
+		VersionProperties: PackagePropertyList(pvps),
+		Metadata:          metadata,
+		Files:             pfds,
+	}, nil
+}
+
+// GetPackageFileDescriptor gets a package file descriptor for a package file
+func GetPackageFileDescriptor(ctx context.Context, pf *PackageFile) (*PackageFileDescriptor, error) {
+	pb, err := GetBlobByID(ctx, pf.BlobID)
+	if err != nil {
+		return nil, err
+	}
+	pfps, err := GetProperties(ctx, PropertyTypeFile, pf.ID)
+	if err != nil {
+		return nil, err
+	}
+	return &PackageFileDescriptor{
+		pf,
+		pb,
+		PackagePropertyList(pfps),
+	}, nil
+}
+
+// GetPackageFileDescriptors gets the package file descriptors for the package files
+func GetPackageFileDescriptors(ctx context.Context, pfs []*PackageFile) ([]*PackageFileDescriptor, error) {
+	pfds := make([]*PackageFileDescriptor, 0, len(pfs))
+	for _, pf := range pfs {
+		pfd, err := GetPackageFileDescriptor(ctx, pf)
+		if err != nil {
+			return nil, err
+		}
+		pfds = append(pfds, pfd)
+	}
+	return pfds, nil
+}
+
+// GetPackageDescriptors gets the package descriptions for the versions
+func GetPackageDescriptors(ctx context.Context, pvs []*PackageVersion) ([]*PackageDescriptor, error) {
+	pds := make([]*PackageDescriptor, 0, len(pvs))
+	for _, pv := range pvs {
+		pd, err := GetPackageDescriptor(ctx, pv)
+		if err != nil {
+			return nil, err
+		}
+		pds = append(pds, pd)
+	}
+	return pds, nil
+}
diff --git a/models/packages/nuget/search.go b/models/packages/nuget/search.go
new file mode 100644
index 0000000..7a505ff
--- /dev/null
+++ b/models/packages/nuget/search.go
@@ -0,0 +1,70 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package nuget
+
+import (
+	"context"
+	"strings"
+
+	"code.gitea.io/gitea/models/db"
+	packages_model "code.gitea.io/gitea/models/packages"
+
+	"xorm.io/builder"
+)
+
+// SearchVersions gets all versions of packages matching the search options
+func SearchVersions(ctx context.Context, opts *packages_model.PackageSearchOptions) ([]*packages_model.PackageVersion, int64, error) {
+	cond := toConds(opts)
+
+	e := db.GetEngine(ctx)
+
+	total, err := e.
+		Where(cond).
+		Count(&packages_model.Package{})
+	if err != nil {
+		return nil, 0, err
+	}
+
+	inner := builder.
+		Dialect(db.BuilderDialect()). // builder needs the sql dialect to build the Limit() below
+		Select("*").
+		From("package").
+		Where(cond).
+		OrderBy("package.name ASC")
+	if opts.Paginator != nil {
+		skip, take := opts.GetSkipTake()
+		inner = inner.Limit(take, skip)
+	}
+
+	sess := e.
+		Where(opts.ToConds()).
+		Table("package_version").
+		Join("INNER", inner, "package.id = package_version.package_id")
+
+	pvs := make([]*packages_model.PackageVersion, 0, 10)
+	return pvs, total, sess.Find(&pvs)
+}
+
+// CountPackages counts all packages matching the search options
+func CountPackages(ctx context.Context, opts *packages_model.PackageSearchOptions) (int64, error) {
+	return db.GetEngine(ctx).
+		Where(toConds(opts)).
+		Count(&packages_model.Package{})
+}
+
+func toConds(opts *packages_model.PackageSearchOptions) builder.Cond {
+	var cond builder.Cond = builder.Eq{
+		"package.is_internal": opts.IsInternal.Value(),
+		"package.owner_id":    opts.OwnerID,
+		"package.type":        packages_model.TypeNuGet,
+	}
+	if opts.Name.Value != "" {
+		if opts.Name.ExactMatch {
+			cond = cond.And(builder.Eq{"package.lower_name": strings.ToLower(opts.Name.Value)})
+		} else {
+			cond = cond.And(builder.Like{"package.lower_name", strings.ToLower(opts.Name.Value)})
+		}
+	}
+	return cond
+}
diff --git a/models/packages/package.go b/models/packages/package.go
new file mode 100644
index 0000000..364cc2e
--- /dev/null
+++ b/models/packages/package.go
@@ -0,0 +1,351 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Copyright 2024 The Forgejo Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package packages
+
+import (
+	"context"
+	"fmt"
+	"strings"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/modules/util"
+
+	"xorm.io/builder"
+	"xorm.io/xorm"
+)
+
+func init() {
+	db.RegisterModel(new(Package))
+}
+
+var (
+	// ErrDuplicatePackage indicates a duplicated package error
+	ErrDuplicatePackage = util.NewAlreadyExistErrorf("package already exists")
+	// ErrPackageNotExist indicates a package not exist error
+	ErrPackageNotExist = util.NewNotExistErrorf("package does not exist")
+)
+
+// Type of a package
+type Type string
+
+// List of supported packages
+const (
+	TypeAlpine    Type = "alpine"
+	TypeArch      Type = "arch"
+	TypeCargo     Type = "cargo"
+	TypeChef      Type = "chef"
+	TypeComposer  Type = "composer"
+	TypeConan     Type = "conan"
+	TypeConda     Type = "conda"
+	TypeContainer Type = "container"
+	TypeCran      Type = "cran"
+	TypeDebian    Type = "debian"
+	TypeGeneric   Type = "generic"
+	TypeGo        Type = "go"
+	TypeHelm      Type = "helm"
+	TypeMaven     Type = "maven"
+	TypeNpm       Type = "npm"
+	TypeNuGet     Type = "nuget"
+	TypePub       Type = "pub"
+	TypePyPI      Type = "pypi"
+	TypeRpm       Type = "rpm"
+	TypeRubyGems  Type = "rubygems"
+	TypeSwift     Type = "swift"
+	TypeVagrant   Type = "vagrant"
+)
+
+var TypeList = []Type{
+	TypeAlpine,
+	TypeArch,
+	TypeCargo,
+	TypeChef,
+	TypeComposer,
+	TypeConan,
+	TypeConda,
+	TypeContainer,
+	TypeCran,
+	TypeDebian,
+	TypeGeneric,
+	TypeGo,
+	TypeHelm,
+	TypeMaven,
+	TypeNpm,
+	TypeNuGet,
+	TypePub,
+	TypePyPI,
+	TypeRpm,
+	TypeRubyGems,
+	TypeSwift,
+	TypeVagrant,
+}
+
+// Name gets the name of the package type
+func (pt Type) Name() string {
+	switch pt {
+	case TypeAlpine:
+		return "Alpine"
+	case TypeArch:
+		return "Arch"
+	case TypeCargo:
+		return "Cargo"
+	case TypeChef:
+		return "Chef"
+	case TypeComposer:
+		return "Composer"
+	case TypeConan:
+		return "Conan"
+	case TypeConda:
+		return "Conda"
+	case TypeContainer:
+		return "Container"
+	case TypeCran:
+		return "CRAN"
+	case TypeDebian:
+		return "Debian"
+	case TypeGeneric:
+		return "Generic"
+	case TypeGo:
+		return "Go"
+	case TypeHelm:
+		return "Helm"
+	case TypeMaven:
+		return "Maven"
+	case TypeNpm:
+		return "npm"
+	case TypeNuGet:
+		return "NuGet"
+	case TypePub:
+		return "Pub"
+	case TypePyPI:
+		return "PyPI"
+	case TypeRpm:
+		return "RPM"
+	case TypeRubyGems:
+		return "RubyGems"
+	case TypeSwift:
+		return "Swift"
+	case TypeVagrant:
+		return "Vagrant"
+	}
+	panic(fmt.Sprintf("unknown package type: %s", string(pt)))
+}
+
+// SVGName gets the name of the package type svg image
+func (pt Type) SVGName() string {
+	switch pt {
+	case TypeAlpine:
+		return "gitea-alpine"
+	case TypeArch:
+		return "gitea-arch"
+	case TypeCargo:
+		return "gitea-cargo"
+	case TypeChef:
+		return "gitea-chef"
+	case TypeComposer:
+		return "gitea-composer"
+	case TypeConan:
+		return "gitea-conan"
+	case TypeConda:
+		return "gitea-conda"
+	case TypeContainer:
+		return "octicon-container"
+	case TypeCran:
+		return "gitea-cran"
+	case TypeDebian:
+		return "gitea-debian"
+	case TypeGeneric:
+		return "octicon-package"
+	case TypeGo:
+		return "gitea-go"
+	case TypeHelm:
+		return "gitea-helm"
+	case TypeMaven:
+		return "gitea-maven"
+	case TypeNpm:
+		return "gitea-npm"
+	case TypeNuGet:
+		return "gitea-nuget"
+	case TypePub:
+		return "gitea-pub"
+	case TypePyPI:
+		return "gitea-python"
+	case TypeRpm:
+		return "gitea-rpm"
+	case TypeRubyGems:
+		return "gitea-rubygems"
+	case TypeSwift:
+		return "gitea-swift"
+	case TypeVagrant:
+		return "gitea-vagrant"
+	}
+	panic(fmt.Sprintf("unknown package type: %s", string(pt)))
+}
+
+// Package represents a package
+type Package struct {
+	ID               int64  `xorm:"pk autoincr"`
+	OwnerID          int64  `xorm:"UNIQUE(s) INDEX NOT NULL"`
+	RepoID           int64  `xorm:"INDEX"`
+	Type             Type   `xorm:"UNIQUE(s) INDEX NOT NULL"`
+	Name             string `xorm:"NOT NULL"`
+	LowerName        string `xorm:"UNIQUE(s) INDEX NOT NULL"`
+	SemverCompatible bool   `xorm:"NOT NULL DEFAULT false"`
+	IsInternal       bool   `xorm:"NOT NULL DEFAULT false"`
+}
+
+// TryInsertPackage inserts a package. If a package exists already, ErrDuplicatePackage is returned
+func TryInsertPackage(ctx context.Context, p *Package) (*Package, error) {
+	e := db.GetEngine(ctx)
+
+	existing := &Package{}
+
+	has, err := e.Where(builder.Eq{
+		"owner_id":   p.OwnerID,
+		"type":       p.Type,
+		"lower_name": p.LowerName,
+	}).Get(existing)
+	if err != nil {
+		return nil, err
+	}
+	if has {
+		return existing, ErrDuplicatePackage
+	}
+	if _, err = e.Insert(p); err != nil {
+		return nil, err
+	}
+	return p, nil
+}
+
+// DeletePackageByID deletes a package by id
+func DeletePackageByID(ctx context.Context, packageID int64) error {
+	n, err := db.GetEngine(ctx).ID(packageID).Delete(&Package{})
+	if n == 0 && err == nil {
+		return ErrPackageNotExist
+	}
+	return err
+}
+
+// SetRepositoryLink sets the linked repository
+func SetRepositoryLink(ctx context.Context, packageID, repoID int64) error {
+	n, err := db.GetEngine(ctx).ID(packageID).Cols("repo_id").Update(&Package{RepoID: repoID})
+	if n == 0 && err == nil {
+		return ErrPackageNotExist
+	}
+	return err
+}
+
+// UnlinkRepositoryFromAllPackages unlinks every package from the repository
+func UnlinkRepositoryFromAllPackages(ctx context.Context, repoID int64) error {
+	_, err := db.GetEngine(ctx).Where("repo_id = ?", repoID).Cols("repo_id").Update(&Package{})
+	return err
+}
+
+// GetPackageByID gets a package by id
+func GetPackageByID(ctx context.Context, packageID int64) (*Package, error) {
+	p := &Package{}
+
+	has, err := db.GetEngine(ctx).ID(packageID).Get(p)
+	if err != nil {
+		return nil, err
+	}
+	if !has {
+		return nil, ErrPackageNotExist
+	}
+	return p, nil
+}
+
+// GetPackageByName gets a package by name
+func GetPackageByName(ctx context.Context, ownerID int64, packageType Type, name string) (*Package, error) {
+	var cond builder.Cond = builder.Eq{
+		"package.owner_id":    ownerID,
+		"package.type":        packageType,
+		"package.lower_name":  strings.ToLower(name),
+		"package.is_internal": false,
+	}
+
+	p := &Package{}
+
+	has, err := db.GetEngine(ctx).
+		Where(cond).
+		Get(p)
+	if err != nil {
+		return nil, err
+	}
+	if !has {
+		return nil, ErrPackageNotExist
+	}
+	return p, nil
+}
+
+// GetPackagesByType gets all packages of a specific type
+func GetPackagesByType(ctx context.Context, ownerID int64, packageType Type) ([]*Package, error) {
+	var cond builder.Cond = builder.Eq{
+		"package.owner_id":    ownerID,
+		"package.type":        packageType,
+		"package.is_internal": false,
+	}
+
+	ps := make([]*Package, 0, 10)
+	return ps, db.GetEngine(ctx).
+		Where(cond).
+		Find(&ps)
+}
+
+// FindUnreferencedPackages gets all packages without associated versions
+func FindUnreferencedPackages(ctx context.Context) ([]int64, error) {
+	var pIDs []int64
+	if err := db.GetEngine(ctx).
+		Select("package.id").
+		Table("package").
+		Join("LEFT", "package_version", "package_version.package_id = package.id").
+		Where("package_version.id IS NULL").
+		Find(&pIDs); err != nil {
+		return nil, err
+	}
+	return pIDs, nil
+}
+
+func getPackages(ctx context.Context) *xorm.Session {
+	return db.GetEngine(ctx).
+		Table("package_version").
+		Join("INNER", "package", "package.id = package_version.package_id").
+		Where("package_version.is_internal = ?", false)
+}
+
+func getOwnerPackages(ctx context.Context, ownerID int64) *xorm.Session {
+	return getPackages(ctx).
+		Where("package.owner_id = ?", ownerID)
+}
+
+// HasOwnerPackages tests if a user/org has accessible packages
+func HasOwnerPackages(ctx context.Context, ownerID int64) (bool, error) {
+	return getOwnerPackages(ctx, ownerID).
+		Exist(&Package{})
+}
+
+// CountOwnerPackages counts user/org accessible packages
+func CountOwnerPackages(ctx context.Context, ownerID int64) (int64, error) {
+	return getOwnerPackages(ctx, ownerID).
+		Distinct("package.id").
+		Count(&Package{})
+}
+
+func getRepositoryPackages(ctx context.Context, repositoryID int64) *xorm.Session {
+	return getPackages(ctx).
+		Where("package.repo_id = ?", repositoryID)
+}
+
+// HasRepositoryPackages tests if a repository has packages
+func HasRepositoryPackages(ctx context.Context, repositoryID int64) (bool, error) {
+	return getRepositoryPackages(ctx, repositoryID).
+		Exist(&PackageVersion{})
+}
+
+// CountRepositoryPackages counts packages of a repository
+func CountRepositoryPackages(ctx context.Context, repositoryID int64) (int64, error) {
+	return getRepositoryPackages(ctx, repositoryID).
+		Distinct("package.id").
+		Count(&Package{})
+}
diff --git a/models/packages/package_blob.go b/models/packages/package_blob.go
new file mode 100644
index 0000000..d9c30b6
--- /dev/null
+++ b/models/packages/package_blob.go
@@ -0,0 +1,154 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package packages
+
+import (
+	"context"
+	"strconv"
+	"time"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/models/perm"
+	"code.gitea.io/gitea/models/unit"
+	user_model "code.gitea.io/gitea/models/user"
+	"code.gitea.io/gitea/modules/structs"
+	"code.gitea.io/gitea/modules/timeutil"
+	"code.gitea.io/gitea/modules/util"
+
+	"xorm.io/builder"
+)
+
+// ErrPackageBlobNotExist indicates a package blob not exist error
+var ErrPackageBlobNotExist = util.NewNotExistErrorf("package blob does not exist")
+
+func init() {
+	db.RegisterModel(new(PackageBlob))
+}
+
+// PackageBlob represents a package blob
+type PackageBlob struct {
+	ID          int64              `xorm:"pk autoincr"`
+	Size        int64              `xorm:"NOT NULL DEFAULT 0"`
+	HashMD5     string             `xorm:"hash_md5 char(32) UNIQUE(md5) INDEX NOT NULL"`
+	HashSHA1    string             `xorm:"hash_sha1 char(40) UNIQUE(sha1) INDEX NOT NULL"`
+	HashSHA256  string             `xorm:"hash_sha256 char(64) UNIQUE(sha256) INDEX NOT NULL"`
+	HashSHA512  string             `xorm:"hash_sha512 char(128) UNIQUE(sha512) INDEX NOT NULL"`
+	CreatedUnix timeutil.TimeStamp `xorm:"created INDEX NOT NULL"`
+}
+
+// GetOrInsertBlob inserts a blob. If the blob exists already the existing blob is returned
+func GetOrInsertBlob(ctx context.Context, pb *PackageBlob) (*PackageBlob, bool, error) {
+	e := db.GetEngine(ctx)
+
+	existing := &PackageBlob{}
+
+	has, err := e.Where(builder.Eq{
+		"size":        pb.Size,
+		"hash_md5":    pb.HashMD5,
+		"hash_sha1":   pb.HashSHA1,
+		"hash_sha256": pb.HashSHA256,
+		"hash_sha512": pb.HashSHA512,
+	}).Get(existing)
+	if err != nil {
+		return nil, false, err
+	}
+	if has {
+		return existing, true, nil
+	}
+	if _, err = e.Insert(pb); err != nil {
+		return nil, false, err
+	}
+	return pb, false, nil
+}
+
+// GetBlobByID gets a blob by id
+func GetBlobByID(ctx context.Context, blobID int64) (*PackageBlob, error) {
+	pb := &PackageBlob{}
+
+	has, err := db.GetEngine(ctx).ID(blobID).Get(pb)
+	if err != nil {
+		return nil, err
+	}
+	if !has {
+		return nil, ErrPackageBlobNotExist
+	}
+	return pb, nil
+}
+
+// ExistPackageBlobWithSHA returns if a package blob exists with the provided sha
+func ExistPackageBlobWithSHA(ctx context.Context, blobSha256 string) (bool, error) {
+	return db.GetEngine(ctx).Exist(&PackageBlob{
+		HashSHA256: blobSha256,
+	})
+}
+
+// FindExpiredUnreferencedBlobs gets all blobs without associated files older than the specific duration
+func FindExpiredUnreferencedBlobs(ctx context.Context, olderThan time.Duration) ([]*PackageBlob, error) {
+	pbs := make([]*PackageBlob, 0, 10)
+	return pbs, db.GetEngine(ctx).
+		Table("package_blob").
+		Join("LEFT", "package_file", "package_file.blob_id = package_blob.id").
+		Where("package_file.id IS NULL AND package_blob.created_unix < ?", time.Now().Add(-olderThan).Unix()).
+		Find(&pbs)
+}
+
+// DeleteBlobByID deletes a blob by id
+func DeleteBlobByID(ctx context.Context, blobID int64) error {
+	_, err := db.GetEngine(ctx).ID(blobID).Delete(&PackageBlob{})
+	return err
+}
+
+// GetTotalBlobSize returns the total blobs size in bytes
+func GetTotalBlobSize(ctx context.Context) (int64, error) {
+	return db.GetEngine(ctx).
+		SumInt(&PackageBlob{}, "size")
+}
+
+// GetTotalUnreferencedBlobSize returns the total size of all unreferenced blobs in bytes
+func GetTotalUnreferencedBlobSize(ctx context.Context) (int64, error) {
+	return db.GetEngine(ctx).
+		Table("package_blob").
+		Join("LEFT", "package_file", "package_file.blob_id = package_blob.id").
+		Where("package_file.id IS NULL").
+		SumInt(&PackageBlob{}, "size")
+}
+
+// IsBlobAccessibleForUser tests if the user has access to the blob
+func IsBlobAccessibleForUser(ctx context.Context, blobID int64, user *user_model.User) (bool, error) {
+	if user.IsAdmin {
+		return true, nil
+	}
+
+	maxTeamAuthorize := builder.
+		Select("max(team.authorize)").
+		From("team").
+		InnerJoin("team_user", "team_user.team_id = team.id").
+		Where(builder.Eq{"team_user.uid": user.ID}.And(builder.Expr("team_user.org_id = `user`.id")))
+
+	maxTeamUnitAccessMode := builder.
+		Select("max(team_unit.access_mode)").
+		From("team").
+		InnerJoin("team_user", "team_user.team_id = team.id").
+		InnerJoin("team_unit", "team_unit.team_id = team.id").
+		Where(builder.Eq{"team_user.uid": user.ID, "team_unit.type": unit.TypePackages}.And(builder.Expr("team_user.org_id = `user`.id")))
+
+	cond := builder.Eq{"package_blob.id": blobID}.And(
+		// owner = user
+		builder.Eq{"`user`.id": user.ID}.
+			// user can see owner
+			Or(builder.Eq{"`user`.visibility": structs.VisibleTypePublic}.Or(builder.Eq{"`user`.visibility": structs.VisibleTypeLimited})).
+			// owner is an organization and user has access to it
+			Or(builder.Eq{"`user`.type": user_model.UserTypeOrganization}.
+				And(builder.Lte{strconv.Itoa(int(perm.AccessModeRead)): maxTeamAuthorize}.Or(builder.Lte{strconv.Itoa(int(perm.AccessModeRead)): maxTeamUnitAccessMode}))),
+	)
+
+	return db.GetEngine(ctx).
+		Table("package_blob").
+		Join("INNER", "package_file", "package_file.blob_id = package_blob.id").
+		Join("INNER", "package_version", "package_version.id = package_file.version_id").
+		Join("INNER", "package", "package.id = package_version.package_id").
+		Join("INNER", "user", "`user`.id = package.owner_id").
+		Where(cond).
+		Exist(&PackageBlob{})
+}
diff --git a/models/packages/package_blob_upload.go b/models/packages/package_blob_upload.go
new file mode 100644
index 0000000..4b0e789
--- /dev/null
+++ b/models/packages/package_blob_upload.go
@@ -0,0 +1,79 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package packages
+
+import (
+	"context"
+	"strings"
+	"time"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/modules/timeutil"
+	"code.gitea.io/gitea/modules/util"
+)
+
+// ErrPackageBlobUploadNotExist indicates a package blob upload not exist error
+var ErrPackageBlobUploadNotExist = util.NewNotExistErrorf("package blob upload does not exist")
+
+func init() {
+	db.RegisterModel(new(PackageBlobUpload))
+}
+
+// PackageBlobUpload represents a package blob upload
+type PackageBlobUpload struct {
+	ID             string             `xorm:"pk"`
+	BytesReceived  int64              `xorm:"NOT NULL DEFAULT 0"`
+	HashStateBytes []byte             `xorm:"BLOB"`
+	CreatedUnix    timeutil.TimeStamp `xorm:"created NOT NULL"`
+	UpdatedUnix    timeutil.TimeStamp `xorm:"updated INDEX NOT NULL"`
+}
+
+// CreateBlobUpload inserts a blob upload
+func CreateBlobUpload(ctx context.Context) (*PackageBlobUpload, error) {
+	id, err := util.CryptoRandomString(25)
+	if err != nil {
+		return nil, err
+	}
+
+	pbu := &PackageBlobUpload{
+		ID: strings.ToLower(id),
+	}
+
+	_, err = db.GetEngine(ctx).Insert(pbu)
+	return pbu, err
+}
+
+// GetBlobUploadByID gets a blob upload by id
+func GetBlobUploadByID(ctx context.Context, id string) (*PackageBlobUpload, error) {
+	pbu := &PackageBlobUpload{}
+
+	has, err := db.GetEngine(ctx).ID(id).Get(pbu)
+	if err != nil {
+		return nil, err
+	}
+	if !has {
+		return nil, ErrPackageBlobUploadNotExist
+	}
+	return pbu, nil
+}
+
+// UpdateBlobUpload updates the blob upload
+func UpdateBlobUpload(ctx context.Context, pbu *PackageBlobUpload) error {
+	_, err := db.GetEngine(ctx).ID(pbu.ID).Update(pbu)
+	return err
+}
+
+// DeleteBlobUploadByID deletes the blob upload
+func DeleteBlobUploadByID(ctx context.Context, id string) error {
+	_, err := db.GetEngine(ctx).ID(id).Delete(&PackageBlobUpload{})
+	return err
+}
+
+// FindExpiredBlobUploads gets all expired blob uploads
+func FindExpiredBlobUploads(ctx context.Context, olderThan time.Duration) ([]*PackageBlobUpload, error) {
+	pbus := make([]*PackageBlobUpload, 0, 10)
+	return pbus, db.GetEngine(ctx).
+		Where("updated_unix < ?", time.Now().Add(-olderThan).Unix()).
+		Find(&pbus)
+}
diff --git a/models/packages/package_cleanup_rule.go b/models/packages/package_cleanup_rule.go
new file mode 100644
index 0000000..fa12dec
--- /dev/null
+++ b/models/packages/package_cleanup_rule.go
@@ -0,0 +1,109 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package packages
+
+import (
+	"context"
+	"fmt"
+	"regexp"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/modules/timeutil"
+	"code.gitea.io/gitea/modules/util"
+
+	"xorm.io/builder"
+)
+
+var ErrPackageCleanupRuleNotExist = util.NewNotExistErrorf("package blob does not exist")
+
+func init() {
+	db.RegisterModel(new(PackageCleanupRule))
+}
+
+// PackageCleanupRule represents a rule which describes when to clean up package versions
+type PackageCleanupRule struct {
+	ID                   int64              `xorm:"pk autoincr"`
+	Enabled              bool               `xorm:"INDEX NOT NULL DEFAULT false"`
+	OwnerID              int64              `xorm:"UNIQUE(s) INDEX NOT NULL DEFAULT 0"`
+	Type                 Type               `xorm:"UNIQUE(s) INDEX NOT NULL"`
+	KeepCount            int                `xorm:"NOT NULL DEFAULT 0"`
+	KeepPattern          string             `xorm:"NOT NULL DEFAULT ''"`
+	KeepPatternMatcher   *regexp.Regexp     `xorm:"-"`
+	RemoveDays           int                `xorm:"NOT NULL DEFAULT 0"`
+	RemovePattern        string             `xorm:"NOT NULL DEFAULT ''"`
+	RemovePatternMatcher *regexp.Regexp     `xorm:"-"`
+	MatchFullName        bool               `xorm:"NOT NULL DEFAULT false"`
+	CreatedUnix          timeutil.TimeStamp `xorm:"created NOT NULL DEFAULT 0"`
+	UpdatedUnix          timeutil.TimeStamp `xorm:"updated NOT NULL DEFAULT 0"`
+}
+
+func (pcr *PackageCleanupRule) CompiledPattern() error {
+	if pcr.KeepPatternMatcher != nil || pcr.RemovePatternMatcher != nil {
+		return nil
+	}
+
+	if pcr.KeepPattern != "" {
+		var err error
+		pcr.KeepPatternMatcher, err = regexp.Compile(fmt.Sprintf(`(?i)\A%s\z`, pcr.KeepPattern))
+		if err != nil {
+			return err
+		}
+	}
+
+	if pcr.RemovePattern != "" {
+		var err error
+		pcr.RemovePatternMatcher, err = regexp.Compile(fmt.Sprintf(`(?i)\A%s\z`, pcr.RemovePattern))
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func InsertCleanupRule(ctx context.Context, pcr *PackageCleanupRule) (*PackageCleanupRule, error) {
+	return pcr, db.Insert(ctx, pcr)
+}
+
+func GetCleanupRuleByID(ctx context.Context, id int64) (*PackageCleanupRule, error) {
+	pcr := &PackageCleanupRule{}
+
+	has, err := db.GetEngine(ctx).ID(id).Get(pcr)
+	if err != nil {
+		return nil, err
+	}
+	if !has {
+		return nil, ErrPackageCleanupRuleNotExist
+	}
+	return pcr, nil
+}
+
+func UpdateCleanupRule(ctx context.Context, pcr *PackageCleanupRule) error {
+	_, err := db.GetEngine(ctx).ID(pcr.ID).AllCols().Update(pcr)
+	return err
+}
+
+func GetCleanupRulesByOwner(ctx context.Context, ownerID int64) ([]*PackageCleanupRule, error) {
+	pcrs := make([]*PackageCleanupRule, 0, 10)
+	return pcrs, db.GetEngine(ctx).Where("owner_id = ?", ownerID).Find(&pcrs)
+}
+
+func DeleteCleanupRuleByID(ctx context.Context, ruleID int64) error {
+	_, err := db.GetEngine(ctx).ID(ruleID).Delete(&PackageCleanupRule{})
+	return err
+}
+
+func HasOwnerCleanupRuleForPackageType(ctx context.Context, ownerID int64, packageType Type) (bool, error) {
+	return db.GetEngine(ctx).
+		Where("owner_id = ? AND type = ?", ownerID, packageType).
+		Exist(&PackageCleanupRule{})
+}
+
+func IterateEnabledCleanupRules(ctx context.Context, callback func(context.Context, *PackageCleanupRule) error) error {
+	return db.Iterate(
+		ctx,
+		builder.Eq{"enabled": true},
+		callback,
+	)
+}
diff --git a/models/packages/package_file.go b/models/packages/package_file.go
new file mode 100644
index 0000000..1bb6b57
--- /dev/null
+++ b/models/packages/package_file.go
@@ -0,0 +1,232 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package packages
+
+import (
+	"context"
+	"strconv"
+	"strings"
+	"time"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/modules/timeutil"
+	"code.gitea.io/gitea/modules/util"
+
+	"xorm.io/builder"
+)
+
+func init() {
+	db.RegisterModel(new(PackageFile))
+}
+
+var (
+	// ErrDuplicatePackageFile indicates a duplicated package file error
+	ErrDuplicatePackageFile = util.NewAlreadyExistErrorf("package file already exists")
+	// ErrPackageFileNotExist indicates a package file not exist error
+	ErrPackageFileNotExist = util.NewNotExistErrorf("package file does not exist")
+)
+
+// EmptyFileKey is a named constant for an empty file key
+const EmptyFileKey = ""
+
+// PackageFile represents a package file
+type PackageFile struct {
+	ID           int64              `xorm:"pk autoincr"`
+	VersionID    int64              `xorm:"UNIQUE(s) INDEX NOT NULL"`
+	BlobID       int64              `xorm:"INDEX NOT NULL"`
+	Name         string             `xorm:"NOT NULL"`
+	LowerName    string             `xorm:"UNIQUE(s) INDEX NOT NULL"`
+	CompositeKey string             `xorm:"UNIQUE(s) INDEX"`
+	IsLead       bool               `xorm:"NOT NULL DEFAULT false"`
+	CreatedUnix  timeutil.TimeStamp `xorm:"created INDEX NOT NULL"`
+}
+
+// TryInsertFile inserts a file. If the file exists already ErrDuplicatePackageFile is returned
+func TryInsertFile(ctx context.Context, pf *PackageFile) (*PackageFile, error) {
+	e := db.GetEngine(ctx)
+
+	existing := &PackageFile{}
+
+	has, err := e.Where(builder.Eq{
+		"version_id":    pf.VersionID,
+		"lower_name":    pf.LowerName,
+		"composite_key": pf.CompositeKey,
+	}).Get(existing)
+	if err != nil {
+		return nil, err
+	}
+	if has {
+		return existing, ErrDuplicatePackageFile
+	}
+	if _, err = e.Insert(pf); err != nil {
+		return nil, err
+	}
+	return pf, nil
+}
+
+// GetFilesByVersionID gets all files of a version
+func GetFilesByVersionID(ctx context.Context, versionID int64) ([]*PackageFile, error) {
+	pfs := make([]*PackageFile, 0, 10)
+	return pfs, db.GetEngine(ctx).Where("version_id = ?", versionID).Find(&pfs)
+}
+
+// GetFileForVersionByID gets a file of a version by id
+func GetFileForVersionByID(ctx context.Context, versionID, fileID int64) (*PackageFile, error) {
+	pf := &PackageFile{
+		VersionID: versionID,
+	}
+
+	has, err := db.GetEngine(ctx).ID(fileID).Get(pf)
+	if err != nil {
+		return nil, err
+	}
+	if !has {
+		return nil, ErrPackageFileNotExist
+	}
+	return pf, nil
+}
+
+// GetFileForVersionByName gets a file of a version by name
+func GetFileForVersionByName(ctx context.Context, versionID int64, name, key string) (*PackageFile, error) {
+	if name == "" {
+		return nil, ErrPackageFileNotExist
+	}
+
+	pf := &PackageFile{}
+
+	has, err := db.GetEngine(ctx).Where(builder.Eq{
+		"version_id":    versionID,
+		"lower_name":    strings.ToLower(name),
+		"composite_key": key,
+	}).Get(pf)
+	if err != nil {
+		return nil, err
+	}
+	if !has {
+		return nil, ErrPackageFileNotExist
+	}
+	return pf, nil
+}
+
+// DeleteFileByID deletes a file
+func DeleteFileByID(ctx context.Context, fileID int64) error {
+	_, err := db.GetEngine(ctx).ID(fileID).Delete(&PackageFile{})
+	return err
+}
+
+// PackageFileSearchOptions are options for SearchXXX methods
+type PackageFileSearchOptions struct {
+	OwnerID       int64
+	PackageType   Type
+	VersionID     int64
+	Query         string
+	CompositeKey  string
+	Properties    map[string]string
+	OlderThan     time.Duration
+	HashAlgorithm string
+	Hash          string
+	db.Paginator
+}
+
+func (opts *PackageFileSearchOptions) toConds() builder.Cond {
+	cond := builder.NewCond()
+
+	if opts.VersionID != 0 {
+		cond = cond.And(builder.Eq{"package_file.version_id": opts.VersionID})
+	} else if opts.OwnerID != 0 || (opts.PackageType != "" && opts.PackageType != "all") {
+		var versionCond builder.Cond = builder.Eq{
+			"package_version.is_internal": false,
+		}
+		if opts.OwnerID != 0 {
+			versionCond = versionCond.And(builder.Eq{"package.owner_id": opts.OwnerID})
+		}
+		if opts.PackageType != "" && opts.PackageType != "all" {
+			versionCond = versionCond.And(builder.Eq{"package.type": opts.PackageType})
+		}
+
+		in := builder.
+			Select("package_version.id").
+			From("package_version").
+			InnerJoin("package", "package.id = package_version.package_id").
+			Where(versionCond)
+
+		cond = cond.And(builder.In("package_file.version_id", in))
+	}
+	if opts.CompositeKey != "" {
+		cond = cond.And(builder.Eq{"package_file.composite_key": opts.CompositeKey})
+	}
+	if opts.Query != "" {
+		cond = cond.And(builder.Like{"package_file.lower_name", strings.ToLower(opts.Query)})
+	}
+
+	if len(opts.Properties) != 0 {
+		var propsCond builder.Cond = builder.Eq{
+			"package_property.ref_type": PropertyTypeFile,
+		}
+		propsCond = propsCond.And(builder.Expr("package_property.ref_id = package_file.id"))
+
+		propsCondBlock := builder.NewCond()
+		for name, value := range opts.Properties {
+			propsCondBlock = propsCondBlock.Or(builder.Eq{
+				"package_property.name":  name,
+				"package_property.value": value,
+			})
+		}
+		propsCond = propsCond.And(propsCondBlock)
+
+		cond = cond.And(builder.Eq{
+			strconv.Itoa(len(opts.Properties)): builder.Select("COUNT(*)").Where(propsCond).From("package_property"),
+		})
+	}
+
+	if opts.OlderThan != 0 {
+		cond = cond.And(builder.Lt{"package_file.created_unix": time.Now().Add(-opts.OlderThan).Unix()})
+	}
+
+	if opts.Hash != "" {
+		var field string
+		switch strings.ToLower(opts.HashAlgorithm) {
+		case "md5":
+			field = "package_blob.hash_md5"
+		case "sha1":
+			field = "package_blob.hash_sha1"
+		case "sha256":
+			field = "package_blob.hash_sha256"
+		case "sha512":
+			fallthrough
+		default: // default to SHA512 if not specified or unknown
+			field = "package_blob.hash_sha512"
+		}
+		innerCond := builder.
+			Expr("package_blob.id = package_file.blob_id").
+			And(builder.Eq{field: opts.Hash})
+		cond = cond.And(builder.Exists(builder.Select("package_blob.id").From("package_blob").Where(innerCond)))
+	}
+
+	return cond
+}
+
+// SearchFiles gets all files of packages matching the search options
+func SearchFiles(ctx context.Context, opts *PackageFileSearchOptions) ([]*PackageFile, int64, error) {
+	sess := db.GetEngine(ctx).
+		Where(opts.toConds())
+
+	if opts.Paginator != nil {
+		sess = db.SetSessionPagination(sess, opts)
+	}
+
+	pfs := make([]*PackageFile, 0, 10)
+	count, err := sess.FindAndCount(&pfs)
+	return pfs, count, err
+}
+
+// CalculateFileSize sums up all blob sizes matching the search options.
+// It does NOT respect the deduplication of blobs.
+func CalculateFileSize(ctx context.Context, opts *PackageFileSearchOptions) (int64, error) {
+	return db.GetEngine(ctx).
+		Table("package_file").
+		Where(opts.toConds()).
+		Join("INNER", "package_blob", "package_blob.id = package_file.blob_id").
+		SumInt(new(PackageBlob), "size")
+}
diff --git a/models/packages/package_property.go b/models/packages/package_property.go
new file mode 100644
index 0000000..e017001
--- /dev/null
+++ b/models/packages/package_property.go
@@ -0,0 +1,121 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package packages
+
+import (
+	"context"
+
+	"code.gitea.io/gitea/models/db"
+
+	"xorm.io/builder"
+)
+
+func init() {
+	db.RegisterModel(new(PackageProperty))
+}
+
+type PropertyType int64
+
+const (
+	// PropertyTypeVersion means the reference is a package version
+	PropertyTypeVersion PropertyType = iota // 0
+	// PropertyTypeFile means the reference is a package file
+	PropertyTypeFile // 1
+	// PropertyTypePackage means the reference is a package
+	PropertyTypePackage // 2
+)
+
+// PackageProperty represents a property of a package, version or file
+type PackageProperty struct {
+	ID      int64        `xorm:"pk autoincr"`
+	RefType PropertyType `xorm:"INDEX NOT NULL"`
+	RefID   int64        `xorm:"INDEX NOT NULL"`
+	Name    string       `xorm:"INDEX NOT NULL"`
+	Value   string       `xorm:"TEXT NOT NULL"`
+}
+
+// InsertProperty creates a property
+func InsertProperty(ctx context.Context, refType PropertyType, refID int64, name, value string) (*PackageProperty, error) {
+	pp := &PackageProperty{
+		RefType: refType,
+		RefID:   refID,
+		Name:    name,
+		Value:   value,
+	}
+
+	_, err := db.GetEngine(ctx).Insert(pp)
+	return pp, err
+}
+
+// GetProperties gets all properties
+func GetProperties(ctx context.Context, refType PropertyType, refID int64) ([]*PackageProperty, error) {
+	pps := make([]*PackageProperty, 0, 10)
+	return pps, db.GetEngine(ctx).Where("ref_type = ? AND ref_id = ?", refType, refID).Find(&pps)
+}
+
+// GetPropertiesByName gets all properties with a specific name
+func GetPropertiesByName(ctx context.Context, refType PropertyType, refID int64, name string) ([]*PackageProperty, error) {
+	pps := make([]*PackageProperty, 0, 10)
+	return pps, db.GetEngine(ctx).Where("ref_type = ? AND ref_id = ? AND name = ?", refType, refID, name).Find(&pps)
+}
+
+// UpdateProperty updates a property
+func UpdateProperty(ctx context.Context, pp *PackageProperty) error {
+	_, err := db.GetEngine(ctx).ID(pp.ID).Update(pp)
+	return err
+}
+
+// DeleteAllProperties deletes all properties of a ref
+func DeleteAllProperties(ctx context.Context, refType PropertyType, refID int64) error {
+	_, err := db.GetEngine(ctx).Where("ref_type = ? AND ref_id = ?", refType, refID).Delete(&PackageProperty{})
+	return err
+}
+
+// DeletePropertyByID deletes a property
+func DeletePropertyByID(ctx context.Context, propertyID int64) error {
+	_, err := db.GetEngine(ctx).ID(propertyID).Delete(&PackageProperty{})
+	return err
+}
+
+// DeletePropertyByName deletes properties by name
+func DeletePropertyByName(ctx context.Context, refType PropertyType, refID int64, name string) error {
+	_, err := db.GetEngine(ctx).Where("ref_type = ? AND ref_id = ? AND name = ?", refType, refID, name).Delete(&PackageProperty{})
+	return err
+}
+
+type DistinctPropertyDependency struct {
+	Name  string
+	Value string
+}
+
+// GetDistinctPropertyValues returns all distinct property values for a given type.
+// Optional: Search only in dependence of another property.
+func GetDistinctPropertyValues(ctx context.Context, packageType Type, ownerID int64, refType PropertyType, propertyName string, dep *DistinctPropertyDependency) ([]string, error) {
+	var cond builder.Cond = builder.Eq{
+		"package_property.ref_type": refType,
+		"package_property.name":     propertyName,
+		"package.type":              packageType,
+		"package.owner_id":          ownerID,
+	}
+	if dep != nil {
+		innerCond := builder.
+			Expr("pp.ref_id = package_property.ref_id").
+			And(builder.Eq{
+				"pp.ref_type": refType,
+				"pp.name":     dep.Name,
+				"pp.value":    dep.Value,
+			})
+		cond = cond.And(builder.Exists(builder.Select("pp.ref_id").From("package_property pp").Where(innerCond)))
+	}
+
+	values := make([]string, 0, 5)
+	return values, db.GetEngine(ctx).
+		Table("package_property").
+		Distinct("package_property.value").
+		Join("INNER", "package_file", "package_file.id = package_property.ref_id").
+		Join("INNER", "package_version", "package_version.id = package_file.version_id").
+		Join("INNER", "package", "package.id = package_version.package_id").
+		Where(cond).
+		Find(&values)
+}
diff --git a/models/packages/package_test.go b/models/packages/package_test.go
new file mode 100644
index 0000000..1c96e08
--- /dev/null
+++ b/models/packages/package_test.go
@@ -0,0 +1,319 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// Copyright 2024 The Forgejo Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package packages_test
+
+import (
+	"testing"
+
+	"code.gitea.io/gitea/models/db"
+	packages_model "code.gitea.io/gitea/models/packages"
+	repo_model "code.gitea.io/gitea/models/repo"
+	"code.gitea.io/gitea/models/unittest"
+	user_model "code.gitea.io/gitea/models/user"
+
+	_ "code.gitea.io/gitea/models"
+	_ "code.gitea.io/gitea/models/actions"
+	_ "code.gitea.io/gitea/models/activities"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestMain(m *testing.M) {
+	unittest.MainTest(m)
+}
+
+func prepareExamplePackage(t *testing.T) *packages_model.Package {
+	require.NoError(t, unittest.PrepareTestDatabase())
+
+	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2})
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3})
+
+	p0 := &packages_model.Package{
+		OwnerID:   owner.ID,
+		RepoID:    repo.ID,
+		LowerName: "package",
+		Type:      packages_model.TypeGeneric,
+	}
+
+	p, err := packages_model.TryInsertPackage(db.DefaultContext, p0)
+	require.NotNil(t, p)
+	require.NoError(t, err)
+	require.Equal(t, *p0, *p)
+	return p
+}
+
+func deletePackage(t *testing.T, p *packages_model.Package) {
+	err := packages_model.DeletePackageByID(db.DefaultContext, p.ID)
+	require.NoError(t, err)
+}
+
+func TestTryInsertPackage(t *testing.T) {
+	require.NoError(t, unittest.PrepareTestDatabase())
+
+	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2})
+
+	p0 := &packages_model.Package{
+		OwnerID:   owner.ID,
+		LowerName: "package",
+	}
+
+	// Insert package should return the package and yield no error
+	p, err := packages_model.TryInsertPackage(db.DefaultContext, p0)
+	require.NotNil(t, p)
+	require.NoError(t, err)
+	require.Equal(t, *p0, *p)
+
+	// Insert same package again should return the same package and yield ErrDuplicatePackage
+	p, err = packages_model.TryInsertPackage(db.DefaultContext, p0)
+	require.NotNil(t, p)
+	require.IsType(t, packages_model.ErrDuplicatePackage, err)
+	require.Equal(t, *p0, *p)
+
+	err = packages_model.DeletePackageByID(db.DefaultContext, p0.ID)
+	require.NoError(t, err)
+}
+
+func TestGetPackageByID(t *testing.T) {
+	p0 := prepareExamplePackage(t)
+
+	// Get package should return package and yield no error
+	p, err := packages_model.GetPackageByID(db.DefaultContext, p0.ID)
+	require.NotNil(t, p)
+	require.Equal(t, *p0, *p)
+	require.NoError(t, err)
+
+	// Get package with non-existng ID should yield ErrPackageNotExist
+	p, err = packages_model.GetPackageByID(db.DefaultContext, 999)
+	require.Nil(t, p)
+	require.Error(t, err)
+	require.IsType(t, packages_model.ErrPackageNotExist, err)
+
+	deletePackage(t, p0)
+}
+
+func TestDeletePackageByID(t *testing.T) {
+	p0 := prepareExamplePackage(t)
+
+	// Delete existing package should yield no error
+	err := packages_model.DeletePackageByID(db.DefaultContext, p0.ID)
+	require.NoError(t, err)
+
+	// Delete (now) non-existing package should yield ErrPackageNotExist
+	err = packages_model.DeletePackageByID(db.DefaultContext, p0.ID)
+	require.Error(t, err)
+	require.IsType(t, packages_model.ErrPackageNotExist, err)
+}
+
+func TestSetRepositoryLink(t *testing.T) {
+	p0 := prepareExamplePackage(t)
+
+	// Set repository link to package should yield no error and package RepoID should be updated
+	err := packages_model.SetRepositoryLink(db.DefaultContext, p0.ID, 5)
+	require.NoError(t, err)
+
+	p, err := packages_model.GetPackageByID(db.DefaultContext, p0.ID)
+	require.NoError(t, err)
+	require.EqualValues(t, 5, p.RepoID)
+
+	// Set repository link to non-existing package should yied ErrPackageNotExist
+	err = packages_model.SetRepositoryLink(db.DefaultContext, 999, 5)
+	require.Error(t, err)
+	require.IsType(t, packages_model.ErrPackageNotExist, err)
+
+	deletePackage(t, p0)
+}
+
+func TestUnlinkRepositoryFromAllPackages(t *testing.T) {
+	p0 := prepareExamplePackage(t)
+
+	// Unlink repository from all packages should yield no error and package with p0.ID should have RepoID 0
+	err := packages_model.UnlinkRepositoryFromAllPackages(db.DefaultContext, p0.RepoID)
+	require.NoError(t, err)
+
+	p, err := packages_model.GetPackageByID(db.DefaultContext, p0.ID)
+	require.NoError(t, err)
+	require.EqualValues(t, 0, p.RepoID)
+
+	// Unlink repository again from all packages should also yield no error
+	err = packages_model.UnlinkRepositoryFromAllPackages(db.DefaultContext, p0.RepoID)
+	require.NoError(t, err)
+
+	deletePackage(t, p0)
+}
+
+func TestGetPackageByName(t *testing.T) {
+	p0 := prepareExamplePackage(t)
+
+	// Get package should return package and yield no error
+	p, err := packages_model.GetPackageByName(db.DefaultContext, p0.OwnerID, p0.Type, p0.LowerName)
+	require.NotNil(t, p)
+	require.Equal(t, *p0, *p)
+	require.NoError(t, err)
+
+	// Get package with uppercase name should return package and yield no error
+	p, err = packages_model.GetPackageByName(db.DefaultContext, p0.OwnerID, p0.Type, "Package")
+	require.NotNil(t, p)
+	require.Equal(t, *p0, *p)
+	require.NoError(t, err)
+
+	// Get package with wrong owner ID, type or name should return no package and yield ErrPackageNotExist
+	p, err = packages_model.GetPackageByName(db.DefaultContext, 999, p0.Type, p0.LowerName)
+	require.Nil(t, p)
+	require.Error(t, err)
+	require.IsType(t, packages_model.ErrPackageNotExist, err)
+	p, err = packages_model.GetPackageByName(db.DefaultContext, p0.OwnerID, packages_model.TypeDebian, p0.LowerName)
+	require.Nil(t, p)
+	require.Error(t, err)
+	require.IsType(t, packages_model.ErrPackageNotExist, err)
+	p, err = packages_model.GetPackageByName(db.DefaultContext, p0.OwnerID, p0.Type, "package1")
+	require.Nil(t, p)
+	require.Error(t, err)
+	require.IsType(t, packages_model.ErrPackageNotExist, err)
+
+	deletePackage(t, p0)
+}
+
+func TestHasCountPackages(t *testing.T) {
+	require.NoError(t, unittest.PrepareTestDatabase())
+
+	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 1})
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3})
+
+	p, err := packages_model.TryInsertPackage(db.DefaultContext, &packages_model.Package{
+		OwnerID:   owner.ID,
+		RepoID:    repo.ID,
+		LowerName: "package",
+	})
+	require.NotNil(t, p)
+	require.NoError(t, err)
+
+	// A package without package versions gets automatically cleaned up and should return false for owner
+	has, err := packages_model.HasOwnerPackages(db.DefaultContext, owner.ID)
+	require.False(t, has)
+	require.NoError(t, err)
+	count, err := packages_model.CountOwnerPackages(db.DefaultContext, owner.ID)
+	require.EqualValues(t, 0, count)
+	require.NoError(t, err)
+
+	// A package without package versions gets automatically cleaned up and should return false for repository
+	has, err = packages_model.HasRepositoryPackages(db.DefaultContext, repo.ID)
+	require.False(t, has)
+	require.NoError(t, err)
+	count, err = packages_model.CountRepositoryPackages(db.DefaultContext, repo.ID)
+	require.EqualValues(t, 0, count)
+	require.NoError(t, err)
+
+	pv, err := packages_model.GetOrInsertVersion(db.DefaultContext, &packages_model.PackageVersion{
+		PackageID:    p.ID,
+		LowerVersion: "internal",
+		IsInternal:   true,
+	})
+	require.NotNil(t, pv)
+	require.NoError(t, err)
+
+	// A package with an internal package version gets automatically cleaned up and should return false
+	has, err = packages_model.HasOwnerPackages(db.DefaultContext, owner.ID)
+	require.False(t, has)
+	require.NoError(t, err)
+	count, err = packages_model.CountOwnerPackages(db.DefaultContext, owner.ID)
+	require.EqualValues(t, 0, count)
+	require.NoError(t, err)
+	has, err = packages_model.HasRepositoryPackages(db.DefaultContext, repo.ID)
+	require.False(t, has)
+	require.NoError(t, err)
+	count, err = packages_model.CountRepositoryPackages(db.DefaultContext, repo.ID)
+	require.EqualValues(t, 0, count)
+	require.NoError(t, err)
+
+	pv, err = packages_model.GetOrInsertVersion(db.DefaultContext, &packages_model.PackageVersion{
+		PackageID:    p.ID,
+		LowerVersion: "normal",
+		IsInternal:   false,
+	})
+	require.NotNil(t, pv)
+	require.NoError(t, err)
+
+	// A package with a normal package version should return true
+	has, err = packages_model.HasOwnerPackages(db.DefaultContext, owner.ID)
+	require.True(t, has)
+	require.NoError(t, err)
+	count, err = packages_model.CountOwnerPackages(db.DefaultContext, owner.ID)
+	require.EqualValues(t, 1, count)
+	require.NoError(t, err)
+	has, err = packages_model.HasRepositoryPackages(db.DefaultContext, repo.ID)
+	require.True(t, has)
+	require.NoError(t, err)
+	count, err = packages_model.CountRepositoryPackages(db.DefaultContext, repo.ID)
+	require.EqualValues(t, 1, count)
+	require.NoError(t, err)
+
+	pv2, err := packages_model.GetOrInsertVersion(db.DefaultContext, &packages_model.PackageVersion{
+		PackageID:    p.ID,
+		LowerVersion: "normal2",
+		IsInternal:   false,
+	})
+	require.NotNil(t, pv2)
+	require.NoError(t, err)
+
+	// A package withmultiple package versions should be counted only once
+	has, err = packages_model.HasOwnerPackages(db.DefaultContext, owner.ID)
+	require.True(t, has)
+	require.NoError(t, err)
+	count, err = packages_model.CountOwnerPackages(db.DefaultContext, owner.ID)
+	require.EqualValues(t, 1, count)
+	require.NoError(t, err)
+	has, err = packages_model.HasRepositoryPackages(db.DefaultContext, repo.ID)
+	require.True(t, has)
+	require.NoError(t, err)
+	count, err = packages_model.CountRepositoryPackages(db.DefaultContext, repo.ID)
+	require.EqualValues(t, 1, count)
+	require.NoError(t, err)
+
+	// For owner ID 0 there should be no packages
+	has, err = packages_model.HasOwnerPackages(db.DefaultContext, 0)
+	require.False(t, has)
+	require.NoError(t, err)
+	count, err = packages_model.CountOwnerPackages(db.DefaultContext, 0)
+	require.EqualValues(t, 0, count)
+	require.NoError(t, err)
+
+	// For repo ID 0 there should be no packages
+	has, err = packages_model.HasRepositoryPackages(db.DefaultContext, 0)
+	require.False(t, has)
+	require.NoError(t, err)
+	count, err = packages_model.CountRepositoryPackages(db.DefaultContext, 0)
+	require.EqualValues(t, 0, count)
+	require.NoError(t, err)
+
+	p1, err := packages_model.TryInsertPackage(db.DefaultContext, &packages_model.Package{
+		OwnerID:   owner.ID,
+		LowerName: "package0",
+	})
+	require.NotNil(t, p1)
+	require.NoError(t, err)
+	p1v, err := packages_model.GetOrInsertVersion(db.DefaultContext, &packages_model.PackageVersion{
+		PackageID:    p1.ID,
+		LowerVersion: "normal",
+		IsInternal:   false,
+	})
+	require.NotNil(t, p1v)
+	require.NoError(t, err)
+
+	// Owner owner.ID should have two packages now
+	has, err = packages_model.HasOwnerPackages(db.DefaultContext, owner.ID)
+	require.True(t, has)
+	require.NoError(t, err)
+	count, err = packages_model.CountOwnerPackages(db.DefaultContext, owner.ID)
+	require.EqualValues(t, 2, count)
+	require.NoError(t, err)
+
+	// For repo ID 0 there should be now one package, because p1 is not assigned to a repo
+	has, err = packages_model.HasRepositoryPackages(db.DefaultContext, 0)
+	require.True(t, has)
+	require.NoError(t, err)
+	count, err = packages_model.CountRepositoryPackages(db.DefaultContext, 0)
+	require.EqualValues(t, 1, count)
+	require.NoError(t, err)
+}
diff --git a/models/packages/package_version.go b/models/packages/package_version.go
new file mode 100644
index 0000000..278e8e3
--- /dev/null
+++ b/models/packages/package_version.go
@@ -0,0 +1,348 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package packages
+
+import (
+	"context"
+	"strconv"
+	"strings"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/modules/optional"
+	"code.gitea.io/gitea/modules/timeutil"
+	"code.gitea.io/gitea/modules/util"
+
+	"xorm.io/builder"
+)
+
+// ErrDuplicatePackageVersion indicates a duplicated package version error
+var ErrDuplicatePackageVersion = util.NewAlreadyExistErrorf("package version already exists")
+
+func init() {
+	db.RegisterModel(new(PackageVersion))
+}
+
+// PackageVersion represents a package version
+type PackageVersion struct {
+	ID            int64              `xorm:"pk autoincr"`
+	PackageID     int64              `xorm:"UNIQUE(s) INDEX NOT NULL"`
+	CreatorID     int64              `xorm:"NOT NULL DEFAULT 0"`
+	Version       string             `xorm:"NOT NULL"`
+	LowerVersion  string             `xorm:"UNIQUE(s) INDEX NOT NULL"`
+	CreatedUnix   timeutil.TimeStamp `xorm:"created INDEX NOT NULL"`
+	IsInternal    bool               `xorm:"INDEX NOT NULL DEFAULT false"`
+	MetadataJSON  string             `xorm:"metadata_json LONGTEXT"`
+	DownloadCount int64              `xorm:"NOT NULL DEFAULT 0"`
+}
+
+// GetOrInsertVersion inserts a version. If the same version exist already ErrDuplicatePackageVersion is returned
+func GetOrInsertVersion(ctx context.Context, pv *PackageVersion) (*PackageVersion, error) {
+	e := db.GetEngine(ctx)
+
+	existing := &PackageVersion{}
+
+	has, err := e.Where(builder.Eq{
+		"package_id":    pv.PackageID,
+		"lower_version": pv.LowerVersion,
+	}).Get(existing)
+	if err != nil {
+		return nil, err
+	}
+	if has {
+		return existing, ErrDuplicatePackageVersion
+	}
+	if _, err = e.Insert(pv); err != nil {
+		return nil, err
+	}
+	return pv, nil
+}
+
+// UpdateVersion updates a version
+func UpdateVersion(ctx context.Context, pv *PackageVersion) error {
+	_, err := db.GetEngine(ctx).ID(pv.ID).Update(pv)
+	return err
+}
+
+// IncrementDownloadCounter increments the download counter of a version
+func IncrementDownloadCounter(ctx context.Context, versionID int64) error {
+	_, err := db.GetEngine(ctx).Exec("UPDATE `package_version` SET `download_count` = `download_count` + 1 WHERE `id` = ?", versionID)
+	return err
+}
+
+// GetVersionByID gets a version by id
+func GetVersionByID(ctx context.Context, versionID int64) (*PackageVersion, error) {
+	pv := &PackageVersion{}
+
+	has, err := db.GetEngine(ctx).ID(versionID).Get(pv)
+	if err != nil {
+		return nil, err
+	}
+	if !has {
+		return nil, ErrPackageNotExist
+	}
+	return pv, nil
+}
+
+// GetVersionByNameAndVersion gets a version by name and version number
+func GetVersionByNameAndVersion(ctx context.Context, ownerID int64, packageType Type, name, version string) (*PackageVersion, error) {
+	return getVersionByNameAndVersion(ctx, ownerID, packageType, name, version, false)
+}
+
+// GetInternalVersionByNameAndVersion gets a version by name and version number
+func GetInternalVersionByNameAndVersion(ctx context.Context, ownerID int64, packageType Type, name, version string) (*PackageVersion, error) {
+	return getVersionByNameAndVersion(ctx, ownerID, packageType, name, version, true)
+}
+
+func getVersionByNameAndVersion(ctx context.Context, ownerID int64, packageType Type, name, version string, isInternal bool) (*PackageVersion, error) {
+	pvs, _, err := SearchVersions(ctx, &PackageSearchOptions{
+		OwnerID: ownerID,
+		Type:    packageType,
+		Name: SearchValue{
+			ExactMatch: true,
+			Value:      name,
+		},
+		Version: SearchValue{
+			ExactMatch: true,
+			Value:      version,
+		},
+		IsInternal: optional.Some(isInternal),
+		Paginator:  db.NewAbsoluteListOptions(0, 1),
+	})
+	if err != nil {
+		return nil, err
+	}
+	if len(pvs) == 0 {
+		return nil, ErrPackageNotExist
+	}
+	return pvs[0], nil
+}
+
+// GetVersionsByPackageType gets all versions of a specific type
+func GetVersionsByPackageType(ctx context.Context, ownerID int64, packageType Type) ([]*PackageVersion, error) {
+	pvs, _, err := SearchVersions(ctx, &PackageSearchOptions{
+		OwnerID:    ownerID,
+		Type:       packageType,
+		IsInternal: optional.Some(false),
+	})
+	return pvs, err
+}
+
+// GetVersionsByPackageName gets all versions of a specific package
+func GetVersionsByPackageName(ctx context.Context, ownerID int64, packageType Type, name string) ([]*PackageVersion, error) {
+	pvs, _, err := SearchVersions(ctx, &PackageSearchOptions{
+		OwnerID: ownerID,
+		Type:    packageType,
+		Name: SearchValue{
+			ExactMatch: true,
+			Value:      name,
+		},
+		IsInternal: optional.Some(false),
+	})
+	return pvs, err
+}
+
+// DeleteVersionByID deletes a version by id
+func DeleteVersionByID(ctx context.Context, versionID int64) error {
+	_, err := db.GetEngine(ctx).ID(versionID).Delete(&PackageVersion{})
+	return err
+}
+
+// HasVersionFileReferences checks if there are associated files
+func HasVersionFileReferences(ctx context.Context, versionID int64) (bool, error) {
+	return db.GetEngine(ctx).Get(&PackageFile{
+		VersionID: versionID,
+	})
+}
+
+// SearchValue describes a value to search
+// If ExactMatch is true, the field must match the value otherwise a LIKE search is performed.
+type SearchValue struct {
+	Value      string
+	ExactMatch bool
+}
+
+type VersionSort = string
+
+const (
+	SortNameAsc     VersionSort = "name_asc"
+	SortNameDesc    VersionSort = "name_desc"
+	SortVersionAsc  VersionSort = "version_asc"
+	SortVersionDesc VersionSort = "version_desc"
+	SortCreatedAsc  VersionSort = "created_asc"
+	SortCreatedDesc VersionSort = "created_desc"
+)
+
+// PackageSearchOptions are options for SearchXXX methods
+// All fields optional and are not used if they have their default value (nil, "", 0)
+type PackageSearchOptions struct {
+	OwnerID         int64
+	RepoID          int64
+	Type            Type
+	PackageID       int64
+	Name            SearchValue       // only results with the specific name are found
+	Version         SearchValue       // only results with the specific version are found
+	Properties      map[string]string // only results are found which contain all listed version properties with the specific value
+	IsInternal      optional.Option[bool]
+	HasFileWithName string                // only results are found which are associated with a file with the specific name
+	HasFiles        optional.Option[bool] // only results are found which have associated files
+	Sort            VersionSort
+	db.Paginator
+}
+
+func (opts *PackageSearchOptions) ToConds() builder.Cond {
+	cond := builder.NewCond()
+	if opts.IsInternal.Has() {
+		cond = builder.Eq{
+			"package_version.is_internal": opts.IsInternal.Value(),
+		}
+	}
+
+	if opts.OwnerID != 0 {
+		cond = cond.And(builder.Eq{"package.owner_id": opts.OwnerID})
+	}
+	if opts.RepoID != 0 {
+		cond = cond.And(builder.Eq{"package.repo_id": opts.RepoID})
+	}
+	if opts.Type != "" && opts.Type != "all" {
+		cond = cond.And(builder.Eq{"package.type": opts.Type})
+	}
+	if opts.PackageID != 0 {
+		cond = cond.And(builder.Eq{"package.id": opts.PackageID})
+	}
+	if opts.Name.Value != "" {
+		if opts.Name.ExactMatch {
+			cond = cond.And(builder.Eq{"package.lower_name": strings.ToLower(opts.Name.Value)})
+		} else {
+			cond = cond.And(builder.Like{"package.lower_name", strings.ToLower(opts.Name.Value)})
+		}
+	}
+	if opts.Version.Value != "" {
+		if opts.Version.ExactMatch {
+			cond = cond.And(builder.Eq{"package_version.lower_version": strings.ToLower(opts.Version.Value)})
+		} else {
+			cond = cond.And(builder.Like{"package_version.lower_version", strings.ToLower(opts.Version.Value)})
+		}
+	}
+
+	if len(opts.Properties) != 0 {
+		var propsCond builder.Cond = builder.Eq{
+			"package_property.ref_type": PropertyTypeVersion,
+		}
+		propsCond = propsCond.And(builder.Expr("package_property.ref_id = package_version.id"))
+
+		propsCondBlock := builder.NewCond()
+		for name, value := range opts.Properties {
+			propsCondBlock = propsCondBlock.Or(builder.Eq{
+				"package_property.name":  name,
+				"package_property.value": value,
+			})
+		}
+		propsCond = propsCond.And(propsCondBlock)
+
+		cond = cond.And(builder.Eq{
+			strconv.Itoa(len(opts.Properties)): builder.Select("COUNT(*)").Where(propsCond).From("package_property"),
+		})
+	}
+
+	if opts.HasFileWithName != "" {
+		fileCond := builder.Expr("package_file.version_id = package_version.id").And(builder.Eq{"package_file.lower_name": strings.ToLower(opts.HasFileWithName)})
+
+		cond = cond.And(builder.Exists(builder.Select("package_file.id").From("package_file").Where(fileCond)))
+	}
+
+	if opts.HasFiles.Has() {
+		filesCond := builder.Exists(builder.Select("package_file.id").From("package_file").Where(builder.Expr("package_file.version_id = package_version.id")))
+
+		if !opts.HasFiles.Value() {
+			filesCond = builder.Not{filesCond}
+		}
+
+		cond = cond.And(filesCond)
+	}
+
+	return cond
+}
+
+func (opts *PackageSearchOptions) configureOrderBy(e db.Engine) {
+	switch opts.Sort {
+	case SortNameAsc:
+		e.Asc("package.name")
+	case SortNameDesc:
+		e.Desc("package.name")
+	case SortVersionDesc:
+		e.Desc("package_version.version")
+	case SortVersionAsc:
+		e.Asc("package_version.version")
+	case SortCreatedAsc:
+		e.Asc("package_version.created_unix")
+	default:
+		e.Desc("package_version.created_unix")
+	}
+
+	// Sort by id for stable order with duplicates in the other field
+	e.Asc("package_version.id")
+}
+
+// SearchVersions gets all versions of packages matching the search options
+func SearchVersions(ctx context.Context, opts *PackageSearchOptions) ([]*PackageVersion, int64, error) {
+	sess := db.GetEngine(ctx).
+		Select("package_version.*").
+		Table("package_version").
+		Join("INNER", "package", "package.id = package_version.package_id").
+		Where(opts.ToConds())
+
+	opts.configureOrderBy(sess)
+
+	if opts.Paginator != nil {
+		sess = db.SetSessionPagination(sess, opts)
+	}
+
+	pvs := make([]*PackageVersion, 0, 10)
+	count, err := sess.FindAndCount(&pvs)
+	return pvs, count, err
+}
+
+// SearchLatestVersions gets the latest version of every package matching the search options
+func SearchLatestVersions(ctx context.Context, opts *PackageSearchOptions) ([]*PackageVersion, int64, error) {
+	in := builder.
+		Select("MAX(package_version.id)").
+		From("package_version").
+		InnerJoin("package", "package.id = package_version.package_id").
+		Where(opts.ToConds()).
+		GroupBy("package_version.package_id")
+
+	sess := db.GetEngine(ctx).
+		Select("package_version.*").
+		Table("package_version").
+		Join("INNER", "package", "package.id = package_version.package_id").
+		Where(builder.In("package_version.id", in))
+
+	opts.configureOrderBy(sess)
+
+	if opts.Paginator != nil {
+		sess = db.SetSessionPagination(sess, opts)
+	}
+
+	pvs := make([]*PackageVersion, 0, 10)
+	count, err := sess.FindAndCount(&pvs)
+	return pvs, count, err
+}
+
+// ExistVersion checks if a version matching the search options exist
+func ExistVersion(ctx context.Context, opts *PackageSearchOptions) (bool, error) {
+	return db.GetEngine(ctx).
+		Where(opts.ToConds()).
+		Table("package_version").
+		Join("INNER", "package", "package.id = package_version.package_id").
+		Exist(new(PackageVersion))
+}
+
+// CountVersions counts all versions of packages matching the search options
+func CountVersions(ctx context.Context, opts *PackageSearchOptions) (int64, error) {
+	return db.GetEngine(ctx).
+		Where(opts.ToConds()).
+		Table("package_version").
+		Join("INNER", "package", "package.id = package_version.package_id").
+		Count(new(PackageVersion))
+}
diff --git a/models/packages/rpm/search.go b/models/packages/rpm/search.go
new file mode 100644
index 0000000..e697421
--- /dev/null
+++ b/models/packages/rpm/search.go
@@ -0,0 +1,23 @@
+// Copyright 2024 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package rpm
+
+import (
+	"context"
+
+	packages_model "code.gitea.io/gitea/models/packages"
+	rpm_module "code.gitea.io/gitea/modules/packages/rpm"
+)
+
+// GetGroups gets all available groups
+func GetGroups(ctx context.Context, ownerID int64) ([]string, error) {
+	return packages_model.GetDistinctPropertyValues(
+		ctx,
+		packages_model.TypeRpm,
+		ownerID,
+		packages_model.PropertyTypeFile,
+		rpm_module.PropertyGroup,
+		nil,
+	)
+}