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Fix: Secondary fallback is not used for agent with local agent (#3518)
(cherry picked from commit 7f842a3)
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changelog/fragments/1695289867-Secondary-fallback-for-package-signature-verification.yaml
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| # Kind can be one of: | ||
| # - breaking-change: a change to previously-documented behavior | ||
| # - deprecation: functionality that is being removed in a later release | ||
| # - bug-fix: fixes a problem in a previous version | ||
| # - enhancement: extends functionality but does not break or fix existing behavior | ||
| # - feature: new functionality | ||
| # - known-issue: problems that we are aware of in a given version | ||
| # - security: impacts on the security of a product or a user’s deployment. | ||
| # - upgrade: important information for someone upgrading from a prior version | ||
| # - other: does not fit into any of the other categories | ||
| kind: feature | ||
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| # Change summary; a 80ish characters long description of the change. | ||
| summary: Secondary fallback for package signature verification | ||
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| # Long description; in case the summary is not enough to describe the change | ||
| # this field accommodate a description without length limits. | ||
| description: Ability to upgrade securely in Air gapped environment where fleet server is the only reachable URI. | ||
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| # Affected component; a word indicating the component this changeset affects. | ||
| component: elastic-agent | ||
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| # PR number; optional; the PR number that added the changeset. | ||
| # If not present is automatically filled by the tooling finding the PR where this changelog fragment has been added. | ||
| # NOTE: the tooling supports backports, so it's able to fill the original PR number instead of the backport PR number. | ||
| # Please provide it if you are adding a fragment for a different PR. | ||
| pr: https://github.com/elastic/elastic-agent/pull/3453 | ||
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| # Issue number; optional; the GitHub issue related to this changeset (either closes or is part of). | ||
| # If not present is automatically filled by the tooling with the issue linked to the PR number. | ||
| issue: https://github.com/elastic/elastic-agent/issues/3264 |
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127 changes: 127 additions & 0 deletions
127
internal/pkg/agent/application/upgrade/artifact/download/verifier_test.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,127 @@ | ||
| // Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one | ||
| // or more contributor license agreements. Licensed under the Elastic License; | ||
| // you may not use this file except in compliance with the Elastic License. | ||
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| package download | ||
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| import ( | ||
| "bytes" | ||
| "io" | ||
| "net/http" | ||
| "testing" | ||
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| "github.com/stretchr/testify/require" | ||
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| "github.com/elastic/elastic-agent/internal/pkg/agent/errors" | ||
| "github.com/elastic/elastic-agent/pkg/core/logger" | ||
| ) | ||
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| func TestPgpBytesFromSource(t *testing.T) { | ||
| testCases := []struct { | ||
| Name string | ||
| Source string | ||
| ClientDoErr error | ||
| ClientBody []byte | ||
| ClientStatus int | ||
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| ExpectedPGP []byte | ||
| ExpectedErr error | ||
| ExpectedLogMessage string | ||
| }{ | ||
| { | ||
| "successful call", | ||
| PgpSourceURIPrefix + "https://location/path", | ||
| nil, | ||
| []byte("pgp-body"), | ||
| 200, | ||
| []byte("pgp-body"), | ||
| nil, | ||
| "", | ||
| }, | ||
| { | ||
| "unknown source call", | ||
| "https://location/path", | ||
| nil, | ||
| []byte("pgp-body"), | ||
| 200, | ||
| nil, | ||
| ErrUnknownPGPSource, | ||
| "", | ||
| }, | ||
| { | ||
| "invalid location is filtered call", | ||
| PgpSourceURIPrefix + "http://location/path", | ||
| nil, | ||
| []byte("pgp-body"), | ||
| 200, | ||
| nil, | ||
| nil, | ||
| "Skipped remote PGP located ", | ||
| }, | ||
| { | ||
| "do error is filtered", | ||
| PgpSourceURIPrefix + "https://location/path", | ||
| errors.New("error"), | ||
| []byte("pgp-body"), | ||
| 200, | ||
| nil, | ||
| nil, | ||
| "Skipped remote PGP located", | ||
| }, | ||
| { | ||
| "invalid status code is filtered out", | ||
| PgpSourceURIPrefix + "https://location/path", | ||
| nil, | ||
| []byte("pgp-body"), | ||
| 500, | ||
| nil, | ||
| nil, | ||
| "Failed to fetch remote PGP", | ||
| }, | ||
| { | ||
| "invalid status code is filtered out", | ||
| PgpSourceURIPrefix + "https://location/path", | ||
| nil, | ||
| []byte("pgp-body"), | ||
| 404, | ||
| nil, | ||
| nil, | ||
| "Failed to fetch remote PGP", | ||
| }, | ||
| } | ||
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| for _, tc := range testCases { | ||
| t.Run(tc.Name, func(t *testing.T) { | ||
| log, obs := logger.NewTesting(tc.Name) | ||
| mockClient := &MockClient{ | ||
| DoFunc: func(req *http.Request) (*http.Response, error) { | ||
| if tc.ClientDoErr != nil { | ||
| return nil, tc.ClientDoErr | ||
| } | ||
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| return &http.Response{ | ||
| StatusCode: tc.ClientStatus, | ||
| Body: io.NopCloser(bytes.NewReader(tc.ClientBody)), | ||
| }, nil | ||
| }, | ||
| } | ||
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| resPgp, resErr := PgpBytesFromSource(log, tc.Source, mockClient) | ||
| require.Equal(t, tc.ExpectedErr, resErr) | ||
| require.Equal(t, tc.ExpectedPGP, resPgp) | ||
| if tc.ExpectedLogMessage != "" { | ||
| logs := obs.FilterMessageSnippet(tc.ExpectedLogMessage) | ||
| require.NotEqual(t, 0, logs.Len()) | ||
| } | ||
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| }) | ||
| } | ||
| } | ||
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| type MockClient struct { | ||
| DoFunc func(req *http.Request) (*http.Response, error) | ||
| } | ||
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| func (m *MockClient) Do(req *http.Request) (*http.Response, error) { | ||
| return m.DoFunc(req) | ||
| } |
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