gitea

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// Copyright 2019 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package migrations
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import (
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	"net"
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	"path/filepath"
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	"testing"
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	"code.gitea.io/gitea/models/unittest"
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	user_model "code.gitea.io/gitea/models/user"
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	"code.gitea.io/gitea/modules/setting"
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	"github.com/stretchr/testify/assert"
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)
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func TestMigrateWhiteBlocklist(t *testing.T) {
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	assert.NoError(t, unittest.PrepareTestDatabase())
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	adminUser := unittest.AssertExistsAndLoadBean(t, &user_model.User{Name: "user1"})
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	nonAdminUser := unittest.AssertExistsAndLoadBean(t, &user_model.User{Name: "user2"})
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	setting.Migrations.AllowedDomains = "github.com"
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	setting.Migrations.AllowLocalNetworks = false
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	assert.NoError(t, Init())
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	err := IsMigrateURLAllowed("https://gitlab.com/gitlab/gitlab.git", nonAdminUser)
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	assert.Error(t, err)
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	err = IsMigrateURLAllowed("https://github.com/go-gitea/gitea.git", nonAdminUser)
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	assert.NoError(t, err)
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	err = IsMigrateURLAllowed("https://gITHUb.com/go-gitea/gitea.git", nonAdminUser)
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	assert.NoError(t, err)
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	setting.Migrations.AllowedDomains = ""
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	setting.Migrations.BlockedDomains = "github.com"
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	assert.NoError(t, Init())
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	err = IsMigrateURLAllowed("https://gitlab.com/gitlab/gitlab.git", nonAdminUser)
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	assert.NoError(t, err)
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	err = IsMigrateURLAllowed("https://github.com/go-gitea/gitea.git", nonAdminUser)
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	assert.Error(t, err)
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	err = IsMigrateURLAllowed("https://10.0.0.1/go-gitea/gitea.git", nonAdminUser)
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	assert.Error(t, err)
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	setting.Migrations.AllowLocalNetworks = true
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	assert.NoError(t, Init())
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	err = IsMigrateURLAllowed("https://10.0.0.1/go-gitea/gitea.git", nonAdminUser)
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	assert.NoError(t, err)
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	old := setting.ImportLocalPaths
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	setting.ImportLocalPaths = false
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	err = IsMigrateURLAllowed("/home/foo/bar/goo", adminUser)
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	assert.Error(t, err)
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	setting.ImportLocalPaths = true
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	abs, err := filepath.Abs(".")
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	assert.NoError(t, err)
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	err = IsMigrateURLAllowed(abs, adminUser)
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	assert.NoError(t, err)
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	err = IsMigrateURLAllowed(abs, nonAdminUser)
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	assert.Error(t, err)
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	nonAdminUser.AllowImportLocal = true
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	err = IsMigrateURLAllowed(abs, nonAdminUser)
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	assert.NoError(t, err)
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	setting.ImportLocalPaths = old
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}
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func TestAllowBlockList(t *testing.T) {
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	init := func(allow, block string, local bool) {
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		setting.Migrations.AllowedDomains = allow
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		setting.Migrations.BlockedDomains = block
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		setting.Migrations.AllowLocalNetworks = local
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		assert.NoError(t, Init())
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	}
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	// default, allow all external, block none, no local networks
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	init("", "", false)
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	assert.NoError(t, checkByAllowBlockList("domain.com", []net.IP{net.ParseIP("1.2.3.4")}))
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	assert.Error(t, checkByAllowBlockList("domain.com", []net.IP{net.ParseIP("127.0.0.1")}))
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	// allow all including local networks (it could lead to SSRF in production)
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	init("", "", true)
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	assert.NoError(t, checkByAllowBlockList("domain.com", []net.IP{net.ParseIP("1.2.3.4")}))
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	assert.NoError(t, checkByAllowBlockList("domain.com", []net.IP{net.ParseIP("127.0.0.1")}))
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	// allow wildcard, block some subdomains. if the domain name is allowed, then the local network check is skipped
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	init("*.domain.com", "blocked.domain.com", false)
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	assert.NoError(t, checkByAllowBlockList("sub.domain.com", []net.IP{net.ParseIP("1.2.3.4")}))
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	assert.NoError(t, checkByAllowBlockList("sub.domain.com", []net.IP{net.ParseIP("127.0.0.1")}))
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	assert.Error(t, checkByAllowBlockList("blocked.domain.com", []net.IP{net.ParseIP("1.2.3.4")}))
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	assert.Error(t, checkByAllowBlockList("sub.other.com", []net.IP{net.ParseIP("1.2.3.4")}))
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	// allow wildcard (it could lead to SSRF in production)
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	init("*", "", false)
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	assert.NoError(t, checkByAllowBlockList("domain.com", []net.IP{net.ParseIP("1.2.3.4")}))
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	assert.NoError(t, checkByAllowBlockList("domain.com", []net.IP{net.ParseIP("127.0.0.1")}))
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	// local network can still be blocked
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	init("*", "127.0.0.*", false)
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	assert.NoError(t, checkByAllowBlockList("domain.com", []net.IP{net.ParseIP("1.2.3.4")}))
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	assert.Error(t, checkByAllowBlockList("domain.com", []net.IP{net.ParseIP("127.0.0.1")}))
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	// reset
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	init("", "", false)
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}
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