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Fix: Secondary fallback is not used for agent with local agent (#3518)
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changelog/fragments/1695289867-Secondary-fallback-for-package-signature-verification.yaml
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# 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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// 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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