mirror of
https://github.com/fleetdm/fleet
synced 2026-04-21 21:47:20 +00:00
dc61994917
<!-- Add the related story/sub-task/bug number, like Resolves #123, or remove if NA --> **Related issue:** Resolves oversight on initial bug fix: https://github.com/fleetdm/fleet/issues/32920#issuecomment-3716712957 # Checklist for submitter If some of the following don't apply, delete the relevant line. ## Testing - [x] Added/updated automated tests - [x] QA'd all new/changed functionality manually
342 lines
12 KiB
Go
342 lines
12 KiB
Go
package spec
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import (
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"os"
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"os/exec"
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"path/filepath"
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"strings"
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"testing"
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"github.com/fleetdm/fleet/v4/pkg/testutils"
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"github.com/hashicorp/go-multierror"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestSplitYaml(t *testing.T) {
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in := `
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---
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- Document
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#---
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--- Document2
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---
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Document3
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`
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docs := SplitYaml(in)
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require.Equal(t, 3, len(docs))
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assert.Equal(t, "- Document\n#---", docs[0])
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assert.Equal(t, "Document2", docs[1])
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assert.Equal(t, "Document3", docs[2])
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}
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func gitRootPath(t *testing.T) string {
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path, err := exec.Command("git", "rev-parse", "--show-toplevel").Output()
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require.NoError(t, err)
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return strings.TrimSpace(string(path))
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}
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func loadSpec(t *testing.T, relativePaths ...string) []byte {
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b, err := os.ReadFile(filepath.Join(
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append([]string{gitRootPath(t)}, relativePaths...)...,
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))
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require.NoError(t, err)
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return b
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}
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func TestGroupFromBytesWithStdLib(t *testing.T) {
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stdQueryLib := loadSpec(t,
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"docs", "01-Using-Fleet", "standard-query-library", "standard-query-library.yml",
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)
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g, err := GroupFromBytes(stdQueryLib)
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require.NoError(t, err)
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require.NotEmpty(t, g.Queries)
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require.NotEmpty(t, g.Policies)
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}
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func TestGroupFromBytesWithMacOS13CISQueries(t *testing.T) {
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cisQueries := loadSpec(t,
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"ee", "cis", "macos-13", "cis-policy-queries.yml",
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)
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g, err := GroupFromBytes(cisQueries)
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require.NoError(t, err)
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require.NotEmpty(t, g.Policies)
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}
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func TestGroupFromBytesWithWin10CISQueries(t *testing.T) {
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cisQueries := loadSpec(t,
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"ee", "cis", "win-10", "cis-policy-queries.yml",
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)
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g, err := GroupFromBytes(cisQueries)
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require.NoError(t, err)
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require.NotEmpty(t, g.Policies)
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}
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func TestGroupFromBytesMissingFields(t *testing.T) {
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tests := []struct {
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name string
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in []byte
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want string
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}{
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{
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"missing spec",
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[]byte(`
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---
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apiVersion: v1
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kind: team
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`),
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`Missing required fields ("spec") on provided "team" configuration.`,
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},
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{
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"missing spec and kind",
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[]byte(`
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---
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apiVersion: v1
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`),
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`Missing required fields ("spec", "kind") on provided configuration`,
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},
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{
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"missing spec and empty string kind",
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[]byte(`
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---
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apiVersion: v1
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kind: ""
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`),
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`Missing required fields ("spec", "kind") on provided configuration`,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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_, err := GroupFromBytes(tt.in)
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require.ErrorContains(t, err, tt.want)
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})
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}
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}
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func TestEscapeString(t *testing.T) {
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for _, tc := range []struct {
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s string
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expResult string
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}{
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{`$foo`, `$foo`}, // nothing to escape
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{`bar$foo`, `bar$foo`}, // nothing to escape
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{`bar${foo}`, `bar${foo}`}, // nothing to escape
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{`\$foo`, `$PREVENT_ESCAPING_foo`}, // escaping
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{`bar\$foo`, `bar$PREVENT_ESCAPING_foo`}, // escaping
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{`\\$foo`, `\\$foo`}, // no escaping
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{`bar\\$foo`, `bar\\$foo`}, // no escaping
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{`\\\$foo`, `\$PREVENT_ESCAPING_foo`}, // escaping
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{`bar\\\$foo`, `bar\$PREVENT_ESCAPING_foo`}, // escaping
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{`bar\\\${foo}bar`, `bar\$PREVENT_ESCAPING_{foo}bar`}, // escaping
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{`\\\\$foo`, `\\\\$foo`}, // no escaping
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{`bar\\\\$foo`, `bar\\\\$foo`}, // no escaping
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{`bar\\\\${foo}`, `bar\\\\${foo}`}, // no escaping
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} {
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result := escapeString(tc.s, "PREVENT_ESCAPING_")
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require.Equal(t, tc.expResult, result)
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}
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}
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func checkMultiErrors(t *testing.T, errs ...string) func(err error) {
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return func(err error) {
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me, ok := err.(*multierror.Error)
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require.True(t, ok)
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require.Len(t, me.Errors, len(errs))
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for i, err := range me.Errors {
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require.Equal(t, errs[i], err.Error())
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}
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}
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}
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func TestExpandEnv(t *testing.T) {
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for _, tc := range []struct {
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environment map[string]string
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s string
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expResult string
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checkErr func(error)
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}{
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{map[string]string{"foo": "1"}, `$foo`, `1`, nil},
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{map[string]string{"foo": "1"}, `$foo $FLEET_VAR_BAR ${FLEET_VAR_BAR}x ${foo}`, `1 $FLEET_VAR_BAR ${FLEET_VAR_BAR}x 1`, nil},
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{map[string]string{"foo": ""}, `$foo`, ``, nil},
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{map[string]string{"foo": "", "bar": "", "zoo": ""}, `$foo${bar}$zoo`, ``, nil},
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{map[string]string{}, `$foo`, ``, checkMultiErrors(t, "environment variable \"foo\" not set")},
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{map[string]string{"foo": "1"}, `$foo$bar`, ``, checkMultiErrors(t, "environment variable \"bar\" not set")},
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{
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map[string]string{"bar": "1"},
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`$foo $bar $zoo`, ``,
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checkMultiErrors(t, "environment variable \"foo\" not set", "environment variable \"zoo\" not set"),
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},
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{map[string]string{"foo": "4", "bar": "2"}, `$foo$bar`, `42`, nil},
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{map[string]string{"foo": "42", "bar": ""}, `$foo$bar`, `42`, nil},
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{map[string]string{}, `$$`, ``, checkMultiErrors(t, "environment variable \"$\" not set")},
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{map[string]string{"foo": "1"}, `$$foo`, ``, checkMultiErrors(t, "environment variable \"$\" not set")},
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{map[string]string{"foo": "1"}, `\$${foo}`, `$1`, nil},
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{map[string]string{}, `\$foo`, `$foo`, nil}, // escaped
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{map[string]string{"foo": "1"}, `\\$foo`, `\\1`, nil}, // not escaped
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{map[string]string{}, `\\\$foo`, `\$foo`, nil}, // escaped
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{map[string]string{}, `\\\$foo$`, `\$foo$`, nil}, // escaped
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{map[string]string{}, `bar\\\$foo$`, `bar\$foo$`, nil}, // escaped
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{map[string]string{"foo": "1"}, `$foo var`, `1 var`, nil}, // not escaped
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{map[string]string{"foo": "1"}, `${foo}var`, `1var`, nil}, // not escaped
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{map[string]string{"foo": "1"}, `\${foo}var`, `${foo}var`, nil}, // escaped
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{map[string]string{"foo": ""}, `${foo}var`, `var`, nil},
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{map[string]string{"foo": "", "$": "2"}, `${$}${foo}var`, `2var`, nil},
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{map[string]string{}, `${foo}var`, ``, checkMultiErrors(t, "environment variable \"foo\" not set")},
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{map[string]string{}, `foo PREVENT_ESCAPING_bar $ FLEET_VAR_`, `foo PREVENT_ESCAPING_bar $ FLEET_VAR_`, nil}, // nothing to replace
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{
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map[string]string{"foo": "BAR"},
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`\$FLEET_VAR_$foo \${FLEET_VAR_$foo} \${FLEET_VAR_${foo}2}`,
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`$FLEET_VAR_BAR ${FLEET_VAR_BAR} ${FLEET_VAR_BAR2}`, nil,
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}, // nested variables
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{
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map[string]string{},
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"$fleet_var_test", // Somehow, variables can be lowercased when coming in from time to time
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"$fleet_var_test", // Should not be replaced
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nil,
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},
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{
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map[string]string{"custom_secret": "test&123"},
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"<Add>$custom_secret</Add>",
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"<Add>test&123</Add>",
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nil,
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},
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} {
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// save the current env before clearing it.
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testutils.SaveEnv(t)
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os.Clearenv()
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for k, v := range tc.environment {
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_ = os.Setenv(k, v)
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}
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result, err := ExpandEnv(tc.s)
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if tc.checkErr == nil {
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require.NoError(t, err)
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} else {
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tc.checkErr(err)
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}
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require.Equal(t, tc.expResult, result)
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}
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}
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func TestLookupEnvSecrets(t *testing.T) {
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for _, tc := range []struct {
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environment map[string]string
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s string
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expResult map[string]string
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checkErr func(error)
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}{
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{map[string]string{"foo": "1"}, `$foo`, map[string]string{}, nil},
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{map[string]string{"FLEET_SECRET_foo": "1"}, `$FLEET_SECRET_foo`, map[string]string{"FLEET_SECRET_foo": "1"}, nil},
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{
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map[string]string{"foo": "1"},
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`$FLEET_SECRET_foo`,
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map[string]string{},
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checkMultiErrors(t, "environment variable \"FLEET_SECRET_foo\" not set"),
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},
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{map[string]string{"FLEET_SECRET_foo": "test&123"}, `<Add>$FLEET_SECRET_foo</Add>`, map[string]string{"FLEET_SECRET_foo": "test&123"}, nil},
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} {
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// save the current env before clearing it.
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testutils.SaveEnv(t)
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os.Clearenv()
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for k, v := range tc.environment {
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_ = os.Setenv(k, v)
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}
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secretsMap := make(map[string]string)
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err := LookupEnvSecrets(tc.s, secretsMap)
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if tc.checkErr == nil {
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require.NoError(t, err)
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} else {
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tc.checkErr(err)
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}
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require.Equal(t, tc.expResult, secretsMap)
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}
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}
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// TestExpandEnvBytesIncludingSecrets tests that FLEET_SECRET_ variables are expanded when using ExpandEnvBytesIncludingSecrets
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func TestExpandEnvBytesIncludingSecrets(t *testing.T) {
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t.Setenv("FLEET_SECRET_API_KEY", "secret123")
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t.Setenv("NORMAL_VAR", "normalvalue")
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t.Setenv("FLEET_VAR_HOST", "hostname")
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t.Setenv("FLEET_SECRET_XML", "secret&123")
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input := []byte(`API Key: $FLEET_SECRET_API_KEY
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Normal: $NORMAL_VAR
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Fleet Var: $FLEET_VAR_HOST
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Missing: $FLEET_SECRET_MISSING`)
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result, err := ExpandEnvBytesIncludingSecrets(input)
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require.NoError(t, err)
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expected := `API Key: secret123
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Normal: normalvalue
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Fleet Var: $FLEET_VAR_HOST
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Missing: $FLEET_SECRET_MISSING`
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assert.Equal(t, expected, string(result))
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// Verify that FLEET_VAR_ is not expanded (reserved for server)
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assert.Contains(t, string(result), "$FLEET_VAR_HOST")
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// Verify that FLEET_SECRET_ is expanded
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assert.Contains(t, string(result), "secret123")
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assert.NotContains(t, string(result), "$FLEET_SECRET_API_KEY")
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// Verify that missing secrets are left as-is
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assert.Contains(t, string(result), "$FLEET_SECRET_MISSING")
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xmlInput := []byte(`<Add>$FLEET_SECRET_XML</Add>`)
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xmlResult, err := ExpandEnvBytesIncludingSecrets(xmlInput)
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require.NoError(t, err)
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expectedXML := `<Add>secret&123</Add>`
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assert.Equal(t, expectedXML, string(xmlResult))
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}
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func TestGetExclusionZones(t *testing.T) {
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testCases := []struct {
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fixturePath []string
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expected map[[2]int]string
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}{
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{
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[]string{"testdata", "policies", "policies.yml"},
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map[[2]int]string{
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{46, 106}: " description: This policy should always fail.\n resolution:",
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{93, 155}: " resolution: There is no resolution for this policy.\n query:",
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{268, 328}: " description: This policy should always pass.\n resolution:",
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{315, 678}: " resolution: |\n Automated method:\n Ask your system administrator to deploy the following script which will ensure proper Security Auditing Retention:\n cp /etc/security/audit_control ./tmp.txt; origExpire=$(cat ./tmp.txt | grep expire-after); sed \"s/${origExpire}/expire-after:60d OR 5G/\" ./tmp.txt > /etc/security/audit_control; rm ./tmp.txt;\n query:",
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},
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},
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{
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[]string{"testdata", "global_config_no_paths.yml"},
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map[[2]int]string{
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{911, 994}: " description: Collect osquery performance stats directly from osquery\n query:", //
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{1799, 1863}: " description: This policy should always fail.\n resolution:", //
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{1848, 1914}: " resolution: There is no resolution for this policy.\n query:", //
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{2031, 2095}: " description: This policy should always pass.\n resolution:", //
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{2080, 2146}: " resolution: There is no resolution for this policy.\n query:", //
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{2439, 2503}: " description: This policy should always fail.\n resolution:", //
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{2488, 2554}: " resolution: There is no resolution for this policy.\n query:", //
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{2658, 2722}: " description: This policy should always fail.\n resolution:", //
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{2707, 3080}: " resolution: |\n Automated method:\n Ask your system administrator to deploy the following script which will ensure proper Security Auditing Retention:\n cp /etc/security/audit_control ./tmp.txt; origExpire=$(cat ./tmp.txt | grep expire-after); sed \"s/${origExpire}/expire-after:60d OR 5G/\" ./tmp.txt > /etc/security/audit_control; rm ./tmp.txt;\n query:",
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{6147, 6194}: " description: A cool global label\n query:", //
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{6291, 6337}: " description: A fly global label\n hosts:", //
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},
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},
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}
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for _, tC := range testCases {
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fPath := filepath.Join(tC.fixturePath...)
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t.Run(fPath, func(t *testing.T) {
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fContents, err := os.ReadFile(fPath)
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require.NoError(t, err)
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contents := string(fContents)
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actual := getExclusionZones(contents)
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require.Equal(t, len(tC.expected), len(actual))
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for pos, text := range tC.expected {
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assert.Contains(t, actual, pos)
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assert.Equal(t, contents[pos[0]:pos[1]], text, pos)
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}
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})
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}
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}
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