vendor latest c/common

Includes the default db backend changes.

Signed-off-by: Paul Holzinger <pholzing@redhat.com>
This commit is contained in:
Paul Holzinger 2023-10-10 14:24:24 +02:00
parent 040a4e4b1e
commit 8a52e638e6
No known key found for this signature in database
GPG Key ID: EB145DD938A3CAF2
31 changed files with 953 additions and 192 deletions

7
go.mod
View File

@ -13,7 +13,7 @@ require (
github.com/containernetworking/cni v1.1.2
github.com/containernetworking/plugins v1.3.0
github.com/containers/buildah v1.32.0
github.com/containers/common v0.56.1-0.20231005124809-b4ef9cdeab5b
github.com/containers/common v0.56.1-0.20231010150003-09776aa73db7
github.com/containers/conmon v2.0.20+incompatible
github.com/containers/gvisor-tap-vsock v0.7.1
github.com/containers/image/v5 v5.28.0
@ -88,7 +88,8 @@ require (
github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 // indirect
github.com/chzyer/readline v1.5.1 // indirect
github.com/containerd/cgroups/v3 v3.0.2 // indirect
github.com/containerd/containerd v1.7.6 // indirect
github.com/containerd/containerd v1.7.7 // indirect
github.com/containerd/log v0.1.0 // indirect
github.com/containerd/stargz-snapshotter/estargz v0.14.3 // indirect
github.com/containers/libtrust v0.0.0-20230121012942-c1716e8a8d01 // indirect
github.com/containers/luksy v0.0.0-20230808154129-d2d74a56682f // indirect
@ -189,7 +190,7 @@ require (
go.opentelemetry.io/otel/metric v1.16.0 // indirect
go.opentelemetry.io/otel/trace v1.16.0 // indirect
golang.org/x/arch v0.3.0 // indirect
golang.org/x/crypto v0.13.0 // indirect
golang.org/x/crypto v0.14.0 // indirect
golang.org/x/mod v0.12.0 // indirect
golang.org/x/oauth2 v0.12.0 // indirect
golang.org/x/tools v0.13.0 // indirect

14
go.sum
View File

@ -190,8 +190,8 @@ github.com/containerd/containerd v1.5.0-beta.4/go.mod h1:GmdgZd2zA2GYIBZ0w09Zvgq
github.com/containerd/containerd v1.5.0-rc.0/go.mod h1:V/IXoMqNGgBlabz3tHD2TWDoTJseu1FGOKuoA4nNb2s=
github.com/containerd/containerd v1.5.1/go.mod h1:0DOxVqwDy2iZvrZp2JUx/E+hS0UNTVn7dJnIOwtYR4g=
github.com/containerd/containerd v1.5.7/go.mod h1:gyvv6+ugqY25TiXxcZC3L5yOeYgEw0QMhscqVp1AR9c=
github.com/containerd/containerd v1.7.6 h1:oNAVsnhPoy4BTPQivLgTzI9Oleml9l/+eYIDYXRCYo8=
github.com/containerd/containerd v1.7.6/go.mod h1:SY6lrkkuJT40BVNO37tlYTSnKJnP5AXBc0fhx0q+TJ4=
github.com/containerd/containerd v1.7.7 h1:QOC2K4A42RQpcrZyptP6z9EJZnlHfHJUfZrAAHe15q4=
github.com/containerd/containerd v1.7.7/go.mod h1:3c4XZv6VeT9qgf9GMTxNTMFxGJrGpI2vz1yk4ye+YY8=
github.com/containerd/continuity v0.0.0-20190426062206-aaeac12a7ffc/go.mod h1:GL3xCUCBDV3CZiTSEKksMWbLE66hEyuu9qyDOOqM47Y=
github.com/containerd/continuity v0.0.0-20190815185530-f2a389ac0a02/go.mod h1:GL3xCUCBDV3CZiTSEKksMWbLE66hEyuu9qyDOOqM47Y=
github.com/containerd/continuity v0.0.0-20191127005431-f65d91d395eb/go.mod h1:GL3xCUCBDV3CZiTSEKksMWbLE66hEyuu9qyDOOqM47Y=
@ -216,6 +216,8 @@ github.com/containerd/imgcrypt v1.0.1/go.mod h1:mdd8cEPW7TPgNG4FpuP3sGBiQ7Yi/zak
github.com/containerd/imgcrypt v1.0.4-0.20210301171431-0ae5c75f59ba/go.mod h1:6TNsg0ctmizkrOgXRNQjAPFWpMYRWuiB6dSF4Pfa5SA=
github.com/containerd/imgcrypt v1.1.1-0.20210312161619-7ed62a527887/go.mod h1:5AZJNI6sLHJljKuI9IHnw1pWqo/F0nGDOuR9zgTs7ow=
github.com/containerd/imgcrypt v1.1.1/go.mod h1:xpLnwiQmEUJPvQoAapeb2SNCxz7Xr6PJrXQb0Dpc4ms=
github.com/containerd/log v0.1.0 h1:TCJt7ioM2cr/tfR8GPbGf9/VRAX8D2B4PjzCpfX540I=
github.com/containerd/log v0.1.0/go.mod h1:VRRf09a7mHDIRezVKTRCrOq78v577GXq3bSa3EhrzVo=
github.com/containerd/nri v0.0.0-20201007170849-eb1350a75164/go.mod h1:+2wGSDGFYfE5+So4M5syatU0N0f0LbWpuqyMi4/BE8c=
github.com/containerd/nri v0.0.0-20210316161719-dbaa18c31c14/go.mod h1:lmxnXF6oMkbqs39FiCt1s0R2HSMhcLel9vNL3m4AaeY=
github.com/containerd/nri v0.1.0/go.mod h1:lmxnXF6oMkbqs39FiCt1s0R2HSMhcLel9vNL3m4AaeY=
@ -249,8 +251,8 @@ github.com/containernetworking/plugins v1.3.0 h1:QVNXMT6XloyMUoO2wUOqWTC1hWFV62Q
github.com/containernetworking/plugins v1.3.0/go.mod h1:Pc2wcedTQQCVuROOOaLBPPxrEXqqXBFt3cZ+/yVg6l0=
github.com/containers/buildah v1.32.0 h1:uz5Rcf7lGeStj7iPTBgO4UdhQYZqMMzyt9suDf16k1k=
github.com/containers/buildah v1.32.0/go.mod h1:sN3rA3DbnqekNz3bNdkqWduuirYDuMs54LUCOZOomBE=
github.com/containers/common v0.56.1-0.20231005124809-b4ef9cdeab5b h1:LIHpr2o8WakQ48q2GAQZlMAG+zsVJPOQSLraxP7j9fI=
github.com/containers/common v0.56.1-0.20231005124809-b4ef9cdeab5b/go.mod h1:8gifkvVxN1oOHJ9Yp/SHWcN6MlxdC0gZCF2+MaWjErc=
github.com/containers/common v0.56.1-0.20231010150003-09776aa73db7 h1:Gx9i5pM2uXoIL3+QDuS3ddko+vGBCoRfisHchQV4K0g=
github.com/containers/common v0.56.1-0.20231010150003-09776aa73db7/go.mod h1:UoUXLn51o0628B8h4MOdWGKYfS/y0e9mjizyfERMoes=
github.com/containers/conmon v2.0.20+incompatible h1:YbCVSFSCqFjjVwHTPINGdMX1F6JXHGTUje2ZYobNrkg=
github.com/containers/conmon v2.0.20+incompatible/go.mod h1:hgwZ2mtuDrppv78a/cOBNiCm6O0UMWGx1mu7P00nu5I=
github.com/containers/gvisor-tap-vsock v0.7.1 h1:+Rc+sOPplrkQb/BUXeN0ug8TxjgyrIqo/9P/eNS2A4c=
@ -1122,8 +1124,8 @@ golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5y
golang.org/x/crypto v0.0.0-20220622213112-05595931fe9d/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
golang.org/x/crypto v0.1.0/go.mod h1:RecgLatLF4+eUMCP1PoPZQb+cVrJcOPbHkTkbkB9sbw=
golang.org/x/crypto v0.12.0/go.mod h1:NF0Gs7EO5K4qLn+Ylc+fih8BSTeIjAP05siRnAh98yw=
golang.org/x/crypto v0.13.0 h1:mvySKfSWJ+UKUii46M40LOvyWfN0s2U+46/jDd0e6Ck=
golang.org/x/crypto v0.13.0/go.mod h1:y6Z2r+Rw4iayiXXAIxJIDAJ1zMW4yaTpebo8fPOliYc=
golang.org/x/crypto v0.14.0 h1:wBqGXzWJW6m1XrIKlAH0Hs1JJ7+9KBwnIO8v66Q9cHc=
golang.org/x/crypto v0.14.0/go.mod h1:MVFd36DqK4CsrnJYDkBA3VC4m2GkXAM0PvzMCn4JQf4=
golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=

View File

@ -367,7 +367,7 @@ func makeRuntime(runtime *Runtime) (retErr error) {
}
runtime.state = state
default:
return fmt.Errorf("unrecognized state type passed (%v): %w", runtime.config.Engine.StateType, define.ErrInvalidArg)
return fmt.Errorf("unrecognized state type passed (%v): %w", backend, define.ErrInvalidArg)
}
// Grab config from the database so we can reset some defaults

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@ -0,0 +1,149 @@
/*
Copyright The containerd Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package log
import (
"context"
"github.com/containerd/log"
)
// G is a shorthand for [GetLogger].
//
// Deprecated: use [log.G].
var G = log.G
// L is an alias for the standard logger.
//
// Deprecated: use [log.L].
var L = log.L
// Fields type to pass to "WithFields".
//
// Deprecated: use [log.Fields].
type Fields = log.Fields
// Entry is a logging entry.
//
// Deprecated: use [log.Entry].
type Entry = log.Entry
// RFC3339NanoFixed is [time.RFC3339Nano] with nanoseconds padded using
// zeros to ensure the formatted time is always the same number of
// characters.
//
// Deprecated: use [log.RFC3339NanoFixed].
const RFC3339NanoFixed = log.RFC3339NanoFixed
// Level is a logging level.
//
// Deprecated: use [log.Level].
type Level = log.Level
// Supported log levels.
const (
// TraceLevel level.
//
// Deprecated: use [log.TraceLevel].
TraceLevel Level = log.TraceLevel
// DebugLevel level.
//
// Deprecated: use [log.DebugLevel].
DebugLevel Level = log.DebugLevel
// InfoLevel level.
//
// Deprecated: use [log.InfoLevel].
InfoLevel Level = log.InfoLevel
// WarnLevel level.
//
// Deprecated: use [log.WarnLevel].
WarnLevel Level = log.WarnLevel
// ErrorLevel level
//
// Deprecated: use [log.ErrorLevel].
ErrorLevel Level = log.ErrorLevel
// FatalLevel level.
//
// Deprecated: use [log.FatalLevel].
FatalLevel Level = log.FatalLevel
// PanicLevel level.
//
// Deprecated: use [log.PanicLevel].
PanicLevel Level = log.PanicLevel
)
// SetLevel sets log level globally. It returns an error if the given
// level is not supported.
//
// Deprecated: use [log.SetLevel].
func SetLevel(level string) error {
return log.SetLevel(level)
}
// GetLevel returns the current log level.
//
// Deprecated: use [log.GetLevel].
func GetLevel() log.Level {
return log.GetLevel()
}
// OutputFormat specifies a log output format.
//
// Deprecated: use [log.OutputFormat].
type OutputFormat = log.OutputFormat
// Supported log output formats.
const (
// TextFormat represents the text logging format.
//
// Deprecated: use [log.TextFormat].
TextFormat log.OutputFormat = "text"
// JSONFormat represents the JSON logging format.
//
// Deprecated: use [log.JSONFormat].
JSONFormat log.OutputFormat = "json"
)
// SetFormat sets the log output format.
//
// Deprecated: use [log.SetFormat].
func SetFormat(format OutputFormat) error {
return log.SetFormat(format)
}
// WithLogger returns a new context with the provided logger. Use in
// combination with logger.WithField(s) for great effect.
//
// Deprecated: use [log.WithLogger].
func WithLogger(ctx context.Context, logger *log.Entry) context.Context {
return log.WithLogger(ctx, logger)
}
// GetLogger retrieves the current logger from the context. If no logger is
// available, the default logger is returned.
//
// Deprecated: use [log.GetLogger].
func GetLogger(ctx context.Context) *log.Entry {
return log.GetLogger(ctx)
}

30
vendor/github.com/containerd/log/.golangci.yml generated vendored Normal file
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@ -0,0 +1,30 @@
linters:
enable:
- exportloopref # Checks for pointers to enclosing loop variables
- gofmt
- goimports
- gosec
- ineffassign
- misspell
- nolintlint
- revive
- staticcheck
- tenv # Detects using os.Setenv instead of t.Setenv since Go 1.17
- unconvert
- unused
- vet
- dupword # Checks for duplicate words in the source code
disable:
- errcheck
run:
timeout: 5m
skip-dirs:
- api
- cluster
- design
- docs
- docs/man
- releases
- reports
- test # e2e scripts

191
vendor/github.com/containerd/log/LICENSE generated vendored Normal file
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@ -0,0 +1,191 @@
Apache License
Version 2.0, January 2004
https://www.apache.org/licenses/
TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
1. Definitions.
"License" shall mean the terms and conditions for use, reproduction,
and distribution as defined by Sections 1 through 9 of this document.
"Licensor" shall mean the copyright owner or entity authorized by
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"Legal Entity" shall mean the union of the acting entity and all
other entities that control, are controlled by, or are under common
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direction or management of such entity, whether by contract or
otherwise, or (ii) ownership of fifty percent (50%) or more of the
outstanding shares, or (iii) beneficial ownership of such entity.
"You" (or "Your") shall mean an individual or Legal Entity
exercising permissions granted by this License.
"Source" form shall mean the preferred form for making modifications,
including but not limited to software source code, documentation
source, and configuration files.
"Object" form shall mean any form resulting from mechanical
transformation or translation of a Source form, including but
not limited to compiled object code, generated documentation,
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"Work" shall mean the work of authorship, whether in Source or
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"Derivative Works" shall mean any work, whether in Source or Object
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editorial revisions, annotations, elaborations, or other modifications
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"Contribution" shall mean any work of authorship, including
the original version of the Work and any modifications or additions
to that Work or Derivative Works thereof, that is intentionally
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the copyright owner. For the purposes of this definition, "submitted"
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to the Licensor or its representatives, including but not limited to
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and issue tracking systems that are managed by, or on behalf of, the
Licensor for the purpose of discussing and improving the Work, but
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designated in writing by the copyright owner as "Not a Contribution."
"Contributor" shall mean Licensor and any individual or Legal Entity
on behalf of whom a Contribution has been received by Licensor and
subsequently incorporated within the Work.
2. Grant of Copyright License. Subject to the terms and conditions of
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worldwide, non-exclusive, no-charge, royalty-free, irrevocable
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distribution, then any Derivative Works that You distribute must
include a readable copy of the attribution notices contained
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of the following places: within a NOTICE text file distributed
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within a display generated by the Derivative Works, if and
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of the NOTICE file are for informational purposes only and
do not modify the License. You may add Your own attribution
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You may add Your own copyright statement to Your modifications and
may provide additional or different license terms and conditions
for use, reproduction, or distribution of Your modifications, or
for any such Derivative Works as a whole, provided Your use,
reproduction, and distribution of the Work otherwise complies with
the conditions stated in this License.
5. Submission of Contributions. Unless You explicitly state otherwise,
any Contribution intentionally submitted for inclusion in the Work
by You to the Licensor shall be under the terms and conditions of
this License, without any additional terms or conditions.
Notwithstanding the above, nothing herein shall supersede or modify
the terms of any separate license agreement you may have executed
with Licensor regarding such Contributions.
6. Trademarks. This License does not grant permission to use the trade
names, trademarks, service marks, or product names of the Licensor,
except as required for reasonable and customary use in describing the
origin of the Work and reproducing the content of the NOTICE file.
7. Disclaimer of Warranty. Unless required by applicable law or
agreed to in writing, Licensor provides the Work (and each
Contributor provides its Contributions) on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
implied, including, without limitation, any warranties or conditions
of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A
PARTICULAR PURPOSE. You are solely responsible for determining the
appropriateness of using or redistributing the Work and assume any
risks associated with Your exercise of permissions under this License.
8. Limitation of Liability. In no event and under no legal theory,
whether in tort (including negligence), contract, or otherwise,
unless required by applicable law (such as deliberate and grossly
negligent acts) or agreed to in writing, shall any Contributor be
liable to You for damages, including any direct, indirect, special,
incidental, or consequential damages of any character arising as a
result of this License or out of the use or inability to use the
Work (including but not limited to damages for loss of goodwill,
work stoppage, computer failure or malfunction, or any and all
other commercial damages or losses), even if such Contributor
has been advised of the possibility of such damages.
9. Accepting Warranty or Additional Liability. While redistributing
the Work or Derivative Works thereof, You may choose to offer,
and charge a fee for, acceptance of support, warranty, indemnity,
or other liability obligations and/or rights consistent with this
License. However, in accepting such obligations, You may act only
on Your own behalf and on Your sole responsibility, not on behalf
of any other Contributor, and only if You agree to indemnify,
defend, and hold each Contributor harmless for any liability
incurred by, or claims asserted against, such Contributor by reason
of your accepting any such warranty or additional liability.
END OF TERMS AND CONDITIONS
Copyright The containerd Authors
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
https://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

17
vendor/github.com/containerd/log/README.md generated vendored Normal file
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@ -0,0 +1,17 @@
# log
A Go package providing a common logging interface across containerd repositories and a way for clients to use and configure logging in containerd packages.
This package is not intended to be used as a standalone logging package outside of the containerd ecosystem and is intended as an interface wrapper around a logging implementation.
In the future this package may be replaced with a common go logging interface.
## Project details
**log** is a containerd sub-project, licensed under the [Apache 2.0 license](./LICENSE).
As a containerd sub-project, you will find the:
* [Project governance](https://github.com/containerd/project/blob/main/GOVERNANCE.md),
* [Maintainers](https://github.com/containerd/project/blob/main/MAINTAINERS),
* and [Contributing guidelines](https://github.com/containerd/project/blob/main/CONTRIBUTING.md)
information in our [`containerd/project`](https://github.com/containerd/project) repository.

View File

@ -212,6 +212,11 @@ func parseAAParserVersion(output string) (int, error) {
words := strings.Split(lines[0], " ")
version := words[len(words)-1]
// trim "-beta1" suffix from version="3.0.0-beta1" if exists
version = strings.SplitN(version, "-", 2)[0]
// also trim "~..." suffix used historically (https://gitlab.com/apparmor/apparmor/-/commit/bca67d3d27d219d11ce8c9cc70612bd637f88c10)
version = strings.SplitN(version, "~", 2)[0]
// split by major minor version
v := strings.Split(version, ".")
if len(v) == 0 || len(v) > 3 {

View File

@ -30,24 +30,6 @@ const (
bindirPrefix = "$BINDIR"
)
// RuntimeStateStore is a constant indicating which state store implementation
// should be used by engine
type RuntimeStateStore int
const (
// InvalidStateStore is an invalid state store
InvalidStateStore RuntimeStateStore = iota
// InMemoryStateStore is an in-memory state that will not persist data
// on containers and pods between engine instances or after system
// reboot
InMemoryStateStore RuntimeStateStore = iota
// SQLiteStateStore is a state backed by a SQLite database
// It is presently disabled
SQLiteStateStore RuntimeStateStore = iota
// BoltDBStateStore is a state backed by a BoltDB database
BoltDBStateStore RuntimeStateStore = iota
)
var validImageVolumeModes = []string{_typeBind, "tmpfs", "ignore"}
// ProxyEnv is a list of Proxy Environment variables
@ -483,13 +465,6 @@ type EngineConfig struct {
// readiness using the SD_NOTIFY mechanism.
SDNotify bool `toml:"-"`
// StateType is the type of the backing state store. Avoid using multiple
// values for this with the same containers/storage configuration on the
// same system. Different state types do not interact, and each will see a
// separate set of containers, which may cause conflicts in
// containers/storage. As such this is not exposed via the config file.
StateType RuntimeStateStore `toml:"-"`
// ServiceTimeout is the number of seconds to wait without a connection
// before the `podman system service` times out and exits
ServiceTimeout uint `toml:"service_timeout,omitempty,omitzero"`

View File

@ -454,10 +454,14 @@ default_sysctls = [
# short-name aliases defined in containers-registries.conf(5).
#compat_api_enforce_docker_hub = true
# The database backend of Podman. Supported values are "boltdb" (default) and
# "sqlite". Please run `podman-system-reset` prior to changing the database
# The database backend of Podman. Supported values are "" (default), "boltdb"
# and "sqlite". An empty value means it will check whenever a boltdb already
# exists and use it when it does, otherwise it will use sqlite as default
# (e.g. new installs). This allows for backwards compatibility with older versions.
# Please run `podman-system-reset` prior to changing the database
# backend of an existing deployment, to make sure Podman can operate correctly.
#database_backend="boltdb"
#
#database_backend = ""
# Specify the keys sequence used to detach a container.
# Format is a single character [a-Z] or a comma separated sequence of

View File

@ -29,10 +29,14 @@
#
#base_hosts_file = ""
# The database backend of Podman. Supported values are "boltdb" (default) and
# "sqlite". Please run `podman-system-reset` prior to changing the database
# The database backend of Podman. Supported values are "" (default), "boltdb"
# and "sqlite". An empty value means it will check whenever a boltdb already
# exists and use it when it does, otherwise it will use sqlite as default
# (e.g. new installs). This allows for backwards compatibility with older versions.
# Please run `podman-system-reset` prior to changing the database
# backend of an existing deployment, to make sure Podman can operate correctly.
#database_backend="boltdb"
#
#database_backend = ""
# List of default capabilities for containers. If it is empty or commented out,
# the default capabilities defined in the container engine will be added.

View File

@ -13,6 +13,12 @@ const (
// SQLite backend.
DBBackendSQLite
// DBBackendDefault describes that no explicit backend has been set.
// It should default to sqlite unless there is already an existing boltdb,
// this allows for backwards compatibility on upgrades. The actual detection
// logic must live in podman as we only know there were to look for the file.
DBBackendDefault
stringBoltDB = "boltdb"
stringSQLite = "sqlite"
)
@ -24,6 +30,8 @@ func (d DBBackend) String() string {
return stringBoltDB
case DBBackendSQLite:
return stringSQLite
case DBBackendDefault:
return ""
default:
return fmt.Sprintf("unsupported database backend: %d", d)
}
@ -32,7 +40,7 @@ func (d DBBackend) String() string {
// Validate returns whether the DBBackend is supported.
func (d DBBackend) Validate() error {
switch d {
case DBBackendBoltDB, DBBackendSQLite:
case DBBackendBoltDB, DBBackendSQLite, DBBackendDefault:
return nil
default:
return fmt.Errorf("unsupported database backend: %d", d)
@ -49,12 +57,9 @@ func ParseDBBackend(raw string) (DBBackend, error) {
return DBBackendBoltDB, nil
case stringSQLite:
return DBBackendSQLite, nil
case "":
return DBBackendDefault, nil
default:
return DBBackendUnsupported, fmt.Errorf("unsupported database backend: %q", raw)
}
}
// DBBackend returns the configured database backend.
func (c *Config) DBBackend() (DBBackend, error) {
return ParseDBBackend(c.Engine.DBBackend)
}

View File

@ -120,8 +120,6 @@ const (
CgroupfsCgroupsManager = "cgroupfs"
// DefaultApparmorProfile specifies the default apparmor profile for the container.
DefaultApparmorProfile = apparmor.Profile
// DefaultDBBackend specifies the default database backend to be used by Podman.
DefaultDBBackend = DBBackendBoltDB
// DefaultHostsFile is the default path to the hosts file.
DefaultHostsFile = "/etc/hosts"
// SystemdCgroupsManager represents systemd native cgroup manager.
@ -317,7 +315,6 @@ func defaultEngineConfig() (*EngineConfig, error) {
c.HooksDir = DefaultHooksDirs
c.ImageDefaultTransport = _defaultTransport
c.ImageVolumeMode = _defaultImageVolumeMode
c.StateType = BoltDBStateStore
c.ImageBuildFormat = "oci"
@ -424,7 +421,6 @@ func defaultEngineConfig() (*EngineConfig, error) {
"/run/current-system/sw/bin/conmonrs",
}
c.PullPolicy = DefaultPullPolicy
c.DBBackend = stringBoltDB
c.RuntimeSupportsJSON = []string{
"crun",
"runc",

View File

@ -2,8 +2,8 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build go1.11 && gc && !purego
// +build go1.11,gc,!purego
//go:build gc && !purego
// +build gc,!purego
package chacha20

View File

@ -2,8 +2,8 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build go1.11 && gc && !purego
// +build go1.11,gc,!purego
//go:build gc && !purego
// +build gc,!purego
#include "textflag.h"

View File

@ -2,8 +2,8 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build (!arm64 && !s390x && !ppc64le) || (arm64 && !go1.11) || !gc || purego
// +build !arm64,!s390x,!ppc64le arm64,!go1.11 !gc purego
//go:build (!arm64 && !s390x && !ppc64le) || !gc || purego
// +build !arm64,!s390x,!ppc64le !gc purego
package chacha20

View File

@ -121,11 +121,11 @@ func (d *state) padAndPermute(dsbyte byte) {
copyOut(d, d.buf)
}
// Write absorbs more data into the hash's state. It produces an error
// if more data is written to the ShakeHash after writing
// Write absorbs more data into the hash's state. It panics if any
// output has already been read.
func (d *state) Write(p []byte) (written int, err error) {
if d.state != spongeAbsorbing {
panic("sha3: write to sponge after read")
panic("sha3: Write after Read")
}
if d.buf == nil {
d.buf = d.storage.asBytes()[:0]
@ -182,12 +182,16 @@ func (d *state) Read(out []byte) (n int, err error) {
}
// Sum applies padding to the hash state and then squeezes out the desired
// number of output bytes.
// number of output bytes. It panics if any output has already been read.
func (d *state) Sum(in []byte) []byte {
if d.state != spongeAbsorbing {
panic("sha3: Sum after Read")
}
// Make a copy of the original hash so that caller can keep writing
// and summing.
dup := d.clone()
hash := make([]byte, dup.outputLen)
hash := make([]byte, dup.outputLen, 64) // explicit cap to allow stack allocation
dup.Read(hash)
return append(in, hash...)
}

View File

@ -49,7 +49,7 @@ type asmState struct {
buf []byte // care must be taken to ensure cap(buf) is a multiple of rate
rate int // equivalent to block size
storage [3072]byte // underlying storage for buf
outputLen int // output length if fixed, 0 if not
outputLen int // output length for full security
function code // KIMD/KLMD function code
state spongeDirection // whether the sponge is absorbing or squeezing
}
@ -72,8 +72,10 @@ func newAsmState(function code) *asmState {
s.outputLen = 64
case shake_128:
s.rate = 168
s.outputLen = 32
case shake_256:
s.rate = 136
s.outputLen = 64
default:
panic("sha3: unrecognized function code")
}
@ -108,7 +110,7 @@ func (s *asmState) resetBuf() {
// It never returns an error.
func (s *asmState) Write(b []byte) (int, error) {
if s.state != spongeAbsorbing {
panic("sha3: write to sponge after read")
panic("sha3: Write after Read")
}
length := len(b)
for len(b) > 0 {
@ -192,8 +194,8 @@ func (s *asmState) Read(out []byte) (n int, err error) {
// Sum appends the current hash to b and returns the resulting slice.
// It does not change the underlying hash state.
func (s *asmState) Sum(b []byte) []byte {
if s.outputLen == 0 {
panic("sha3: cannot call Sum on SHAKE functions")
if s.state != spongeAbsorbing {
panic("sha3: Sum after Read")
}
// Copy the state to preserve the original.

View File

@ -17,26 +17,25 @@ package sha3
import (
"encoding/binary"
"hash"
"io"
)
// ShakeHash defines the interface to hash functions that
// support arbitrary-length output.
// ShakeHash defines the interface to hash functions that support
// arbitrary-length output. When used as a plain [hash.Hash], it
// produces minimum-length outputs that provide full-strength generic
// security.
type ShakeHash interface {
// Write absorbs more data into the hash's state. It panics if input is
// written to it after output has been read from it.
io.Writer
hash.Hash
// Read reads more output from the hash; reading affects the hash's
// state. (ShakeHash.Read is thus very different from Hash.Sum)
// It never returns an error.
// It never returns an error, but subsequent calls to Write or Sum
// will panic.
io.Reader
// Clone returns a copy of the ShakeHash in its current state.
Clone() ShakeHash
// Reset resets the ShakeHash to its initial state.
Reset()
}
// cSHAKE specific context
@ -81,8 +80,8 @@ func leftEncode(value uint64) []byte {
return b[i-1:]
}
func newCShake(N, S []byte, rate int, dsbyte byte) ShakeHash {
c := cshakeState{state: &state{rate: rate, dsbyte: dsbyte}}
func newCShake(N, S []byte, rate, outputLen int, dsbyte byte) ShakeHash {
c := cshakeState{state: &state{rate: rate, outputLen: outputLen, dsbyte: dsbyte}}
// leftEncode returns max 9 bytes
c.initBlock = make([]byte, 0, 9*2+len(N)+len(S))
@ -119,7 +118,7 @@ func NewShake128() ShakeHash {
if h := newShake128Asm(); h != nil {
return h
}
return &state{rate: rate128, dsbyte: dsbyteShake}
return &state{rate: rate128, outputLen: 32, dsbyte: dsbyteShake}
}
// NewShake256 creates a new SHAKE256 variable-output-length ShakeHash.
@ -129,7 +128,7 @@ func NewShake256() ShakeHash {
if h := newShake256Asm(); h != nil {
return h
}
return &state{rate: rate256, dsbyte: dsbyteShake}
return &state{rate: rate256, outputLen: 64, dsbyte: dsbyteShake}
}
// NewCShake128 creates a new instance of cSHAKE128 variable-output-length ShakeHash,
@ -142,7 +141,7 @@ func NewCShake128(N, S []byte) ShakeHash {
if len(N) == 0 && len(S) == 0 {
return NewShake128()
}
return newCShake(N, S, rate128, dsbyteCShake)
return newCShake(N, S, rate128, 32, dsbyteCShake)
}
// NewCShake256 creates a new instance of cSHAKE256 variable-output-length ShakeHash,
@ -155,7 +154,7 @@ func NewCShake256(N, S []byte) ShakeHash {
if len(N) == 0 && len(S) == 0 {
return NewShake256()
}
return newCShake(N, S, rate256, dsbyteCShake)
return newCShake(N, S, rate256, 64, dsbyteCShake)
}
// ShakeSum128 writes an arbitrary-length digest of data into hash.

View File

@ -16,6 +16,7 @@ import (
"bytes"
"crypto/dsa"
"crypto/ecdsa"
"crypto/ed25519"
"crypto/elliptic"
"crypto/rsa"
"encoding/base64"
@ -26,7 +27,6 @@ import (
"math/big"
"sync"
"golang.org/x/crypto/ed25519"
"golang.org/x/crypto/ssh"
)

View File

@ -7,6 +7,7 @@ package agent
import (
"crypto/dsa"
"crypto/ecdsa"
"crypto/ed25519"
"crypto/elliptic"
"crypto/rsa"
"encoding/binary"
@ -16,7 +17,6 @@ import (
"log"
"math/big"
"golang.org/x/crypto/ed25519"
"golang.org/x/crypto/ssh"
)

View File

@ -16,8 +16,9 @@ import (
// Certificate algorithm names from [PROTOCOL.certkeys]. These values can appear
// in Certificate.Type, PublicKey.Type, and ClientConfig.HostKeyAlgorithms.
// Unlike key algorithm names, these are not passed to AlgorithmSigner and don't
// appear in the Signature.Format field.
// Unlike key algorithm names, these are not passed to AlgorithmSigner nor
// returned by MultiAlgorithmSigner and don't appear in the Signature.Format
// field.
const (
CertAlgoRSAv01 = "ssh-rsa-cert-v01@openssh.com"
CertAlgoDSAv01 = "ssh-dss-cert-v01@openssh.com"
@ -255,10 +256,17 @@ func NewCertSigner(cert *Certificate, signer Signer) (Signer, error) {
return nil, errors.New("ssh: signer and cert have different public key")
}
if algorithmSigner, ok := signer.(AlgorithmSigner); ok {
switch s := signer.(type) {
case MultiAlgorithmSigner:
return &multiAlgorithmSigner{
AlgorithmSigner: &algorithmOpenSSHCertSigner{
&openSSHCertSigner{cert, signer}, s},
supportedAlgorithms: s.Algorithms(),
}, nil
case AlgorithmSigner:
return &algorithmOpenSSHCertSigner{
&openSSHCertSigner{cert, signer}, algorithmSigner}, nil
} else {
&openSSHCertSigner{cert, signer}, s}, nil
default:
return &openSSHCertSigner{cert, signer}, nil
}
}
@ -432,7 +440,9 @@ func (c *CertChecker) CheckCert(principal string, cert *Certificate) error {
}
// SignCert signs the certificate with an authority, setting the Nonce,
// SignatureKey, and Signature fields.
// SignatureKey, and Signature fields. If the authority implements the
// MultiAlgorithmSigner interface the first algorithm in the list is used. This
// is useful if you want to sign with a specific algorithm.
func (c *Certificate) SignCert(rand io.Reader, authority Signer) error {
c.Nonce = make([]byte, 32)
if _, err := io.ReadFull(rand, c.Nonce); err != nil {
@ -440,8 +450,20 @@ func (c *Certificate) SignCert(rand io.Reader, authority Signer) error {
}
c.SignatureKey = authority.PublicKey()
// Default to KeyAlgoRSASHA512 for ssh-rsa signers.
if v, ok := authority.(AlgorithmSigner); ok && v.PublicKey().Type() == KeyAlgoRSA {
if v, ok := authority.(MultiAlgorithmSigner); ok {
if len(v.Algorithms()) == 0 {
return errors.New("the provided authority has no signature algorithm")
}
// Use the first algorithm in the list.
sig, err := v.SignWithAlgorithm(rand, c.bytesForSigning(), v.Algorithms()[0])
if err != nil {
return err
}
c.Signature = sig
return nil
} else if v, ok := authority.(AlgorithmSigner); ok && v.PublicKey().Type() == KeyAlgoRSA {
// Default to KeyAlgoRSASHA512 for ssh-rsa signers.
// TODO: consider using KeyAlgoRSASHA256 as default.
sig, err := v.SignWithAlgorithm(rand, c.bytesForSigning(), KeyAlgoRSASHA512)
if err != nil {
return err

View File

@ -71,7 +71,9 @@ func (c *connection) clientAuthenticate(config *ClientConfig) error {
for auth := AuthMethod(new(noneAuth)); auth != nil; {
ok, methods, err := auth.auth(sessionID, config.User, c.transport, config.Rand, extensions)
if err != nil {
return err
// We return the error later if there is no other method left to
// try.
ok = authFailure
}
if ok == authSuccess {
// success
@ -101,6 +103,12 @@ func (c *connection) clientAuthenticate(config *ClientConfig) error {
}
}
}
if auth == nil && err != nil {
// We have an error and there are no other authentication methods to
// try, so we return it.
return err
}
}
return fmt.Errorf("ssh: unable to authenticate, attempted methods %v, no supported methods remain", tried)
}
@ -217,21 +225,45 @@ func (cb publicKeyCallback) method() string {
return "publickey"
}
func pickSignatureAlgorithm(signer Signer, extensions map[string][]byte) (as AlgorithmSigner, algo string) {
func pickSignatureAlgorithm(signer Signer, extensions map[string][]byte) (MultiAlgorithmSigner, string, error) {
var as MultiAlgorithmSigner
keyFormat := signer.PublicKey().Type()
// Like in sendKexInit, if the public key implements AlgorithmSigner we
// assume it supports all algorithms, otherwise only the key format one.
as, ok := signer.(AlgorithmSigner)
if !ok {
return algorithmSignerWrapper{signer}, keyFormat
// If the signer implements MultiAlgorithmSigner we use the algorithms it
// support, if it implements AlgorithmSigner we assume it supports all
// algorithms, otherwise only the key format one.
switch s := signer.(type) {
case MultiAlgorithmSigner:
as = s
case AlgorithmSigner:
as = &multiAlgorithmSigner{
AlgorithmSigner: s,
supportedAlgorithms: algorithmsForKeyFormat(underlyingAlgo(keyFormat)),
}
default:
as = &multiAlgorithmSigner{
AlgorithmSigner: algorithmSignerWrapper{signer},
supportedAlgorithms: []string{underlyingAlgo(keyFormat)},
}
}
getFallbackAlgo := func() (string, error) {
// Fallback to use if there is no "server-sig-algs" extension or a
// common algorithm cannot be found. We use the public key format if the
// MultiAlgorithmSigner supports it, otherwise we return an error.
if !contains(as.Algorithms(), underlyingAlgo(keyFormat)) {
return "", fmt.Errorf("ssh: no common public key signature algorithm, server only supports %q for key type %q, signer only supports %v",
underlyingAlgo(keyFormat), keyFormat, as.Algorithms())
}
return keyFormat, nil
}
extPayload, ok := extensions["server-sig-algs"]
if !ok {
// If there is no "server-sig-algs" extension, fall back to the key
// format algorithm.
return as, keyFormat
// If there is no "server-sig-algs" extension use the fallback
// algorithm.
algo, err := getFallbackAlgo()
return as, algo, err
}
// The server-sig-algs extension only carries underlying signature
@ -245,15 +277,22 @@ func pickSignatureAlgorithm(signer Signer, extensions map[string][]byte) (as Alg
}
}
keyAlgos := algorithmsForKeyFormat(keyFormat)
// Filter algorithms based on those supported by MultiAlgorithmSigner.
var keyAlgos []string
for _, algo := range algorithmsForKeyFormat(keyFormat) {
if contains(as.Algorithms(), underlyingAlgo(algo)) {
keyAlgos = append(keyAlgos, algo)
}
}
algo, err := findCommon("public key signature algorithm", keyAlgos, serverAlgos)
if err != nil {
// If there is no overlap, try the key anyway with the key format
// algorithm, to support servers that fail to list all supported
// algorithms.
return as, keyFormat
// If there is no overlap, return the fallback algorithm to support
// servers that fail to list all supported algorithms.
algo, err := getFallbackAlgo()
return as, algo, err
}
return as, algo
return as, algo, nil
}
func (cb publicKeyCallback) auth(session []byte, user string, c packetConn, rand io.Reader, extensions map[string][]byte) (authResult, []string, error) {
@ -267,10 +306,17 @@ func (cb publicKeyCallback) auth(session []byte, user string, c packetConn, rand
return authFailure, nil, err
}
var methods []string
var errSigAlgo error
for _, signer := range signers {
pub := signer.PublicKey()
as, algo := pickSignatureAlgorithm(signer, extensions)
as, algo, err := pickSignatureAlgorithm(signer, extensions)
if err != nil && errSigAlgo == nil {
// If we cannot negotiate a signature algorithm store the first
// error so we can return it to provide a more meaningful message if
// no other signers work.
errSigAlgo = err
continue
}
ok, err := validateKey(pub, algo, user, c)
if err != nil {
return authFailure, nil, err
@ -317,22 +363,12 @@ func (cb publicKeyCallback) auth(session []byte, user string, c packetConn, rand
// contain the "publickey" method, do not attempt to authenticate with any
// other keys. According to RFC 4252 Section 7, the latter can occur when
// additional authentication methods are required.
if success == authSuccess || !containsMethod(methods, cb.method()) {
if success == authSuccess || !contains(methods, cb.method()) {
return success, methods, err
}
}
return authFailure, methods, nil
}
func containsMethod(methods []string, method string) bool {
for _, m := range methods {
if m == method {
return true
}
}
return false
return authFailure, methods, errSigAlgo
}
// validateKey validates the key provided is acceptable to the server.

View File

@ -13,6 +13,7 @@ others.
References:
[PROTOCOL]: https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/PROTOCOL?rev=HEAD
[PROTOCOL.certkeys]: http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/PROTOCOL.certkeys?rev=HEAD
[SSH-PARAMETERS]: http://www.iana.org/assignments/ssh-parameters/ssh-parameters.xml#ssh-parameters-1

View File

@ -461,19 +461,24 @@ func (t *handshakeTransport) sendKexInit() error {
isServer := len(t.hostKeys) > 0
if isServer {
for _, k := range t.hostKeys {
// If k is an AlgorithmSigner, presume it supports all signature algorithms
// associated with the key format. (Ideally AlgorithmSigner would have a
// method to advertise supported algorithms, but it doesn't. This means that
// adding support for a new algorithm is a breaking change, as we will
// immediately negotiate it even if existing implementations don't support
// it. If that ever happens, we'll have to figure something out.)
// If k is not an AlgorithmSigner, we can only assume it only supports the
// algorithms that matches the key format. (This means that Sign can't pick
// a different default.)
// If k is a MultiAlgorithmSigner, we restrict the signature
// algorithms. If k is a AlgorithmSigner, presume it supports all
// signature algorithms associated with the key format. If k is not
// an AlgorithmSigner, we can only assume it only supports the
// algorithms that matches the key format. (This means that Sign
// can't pick a different default).
keyFormat := k.PublicKey().Type()
if _, ok := k.(AlgorithmSigner); ok {
switch s := k.(type) {
case MultiAlgorithmSigner:
for _, algo := range algorithmsForKeyFormat(keyFormat) {
if contains(s.Algorithms(), underlyingAlgo(algo)) {
msg.ServerHostKeyAlgos = append(msg.ServerHostKeyAlgos, algo)
}
}
case AlgorithmSigner:
msg.ServerHostKeyAlgos = append(msg.ServerHostKeyAlgos, algorithmsForKeyFormat(keyFormat)...)
} else {
default:
msg.ServerHostKeyAlgos = append(msg.ServerHostKeyAlgos, keyFormat)
}
}
@ -642,16 +647,20 @@ func (t *handshakeTransport) enterKeyExchange(otherInitPacket []byte) error {
// On the server side, after the first SSH_MSG_NEWKEYS, send a SSH_MSG_EXT_INFO
// message with the server-sig-algs extension if the client supports it. See
// RFC 8308, Sections 2.4 and 3.1.
// RFC 8308, Sections 2.4 and 3.1, and [PROTOCOL], Section 1.9.
if !isClient && firstKeyExchange && contains(clientInit.KexAlgos, "ext-info-c") {
extInfo := &extInfoMsg{
NumExtensions: 1,
Payload: make([]byte, 0, 4+15+4+len(supportedPubKeyAuthAlgosList)),
NumExtensions: 2,
Payload: make([]byte, 0, 4+15+4+len(supportedPubKeyAuthAlgosList)+4+16+4+1),
}
extInfo.Payload = appendInt(extInfo.Payload, len("server-sig-algs"))
extInfo.Payload = append(extInfo.Payload, "server-sig-algs"...)
extInfo.Payload = appendInt(extInfo.Payload, len(supportedPubKeyAuthAlgosList))
extInfo.Payload = append(extInfo.Payload, supportedPubKeyAuthAlgosList...)
extInfo.Payload = appendInt(extInfo.Payload, len("ping@openssh.com"))
extInfo.Payload = append(extInfo.Payload, "ping@openssh.com"...)
extInfo.Payload = appendInt(extInfo.Payload, 1)
extInfo.Payload = append(extInfo.Payload, "0"...)
if err := t.conn.writePacket(Marshal(extInfo)); err != nil {
return err
}
@ -685,9 +694,16 @@ func (a algorithmSignerWrapper) SignWithAlgorithm(rand io.Reader, data []byte, a
func pickHostKey(hostKeys []Signer, algo string) AlgorithmSigner {
for _, k := range hostKeys {
if s, ok := k.(MultiAlgorithmSigner); ok {
if !contains(s.Algorithms(), underlyingAlgo(algo)) {
continue
}
}
if algo == k.PublicKey().Type() {
return algorithmSignerWrapper{k}
}
k, ok := k.(AlgorithmSigner)
if !ok {
continue

View File

@ -11,13 +11,16 @@ import (
"crypto/cipher"
"crypto/dsa"
"crypto/ecdsa"
"crypto/ed25519"
"crypto/elliptic"
"crypto/md5"
"crypto/rand"
"crypto/rsa"
"crypto/sha256"
"crypto/x509"
"encoding/asn1"
"encoding/base64"
"encoding/binary"
"encoding/hex"
"encoding/pem"
"errors"
@ -26,7 +29,6 @@ import (
"math/big"
"strings"
"golang.org/x/crypto/ed25519"
"golang.org/x/crypto/ssh/internal/bcrypt_pbkdf"
)
@ -295,6 +297,18 @@ func MarshalAuthorizedKey(key PublicKey) []byte {
return b.Bytes()
}
// MarshalPrivateKey returns a PEM block with the private key serialized in the
// OpenSSH format.
func MarshalPrivateKey(key crypto.PrivateKey, comment string) (*pem.Block, error) {
return marshalOpenSSHPrivateKey(key, comment, unencryptedOpenSSHMarshaler)
}
// MarshalPrivateKeyWithPassphrase returns a PEM block holding the encrypted
// private key serialized in the OpenSSH format.
func MarshalPrivateKeyWithPassphrase(key crypto.PrivateKey, comment string, passphrase []byte) (*pem.Block, error) {
return marshalOpenSSHPrivateKey(key, comment, passphraseProtectedOpenSSHMarshaler(passphrase))
}
// PublicKey represents a public key using an unspecified algorithm.
//
// Some PublicKeys provided by this package also implement CryptoPublicKey.
@ -321,7 +335,7 @@ type CryptoPublicKey interface {
// A Signer can create signatures that verify against a public key.
//
// Some Signers provided by this package also implement AlgorithmSigner.
// Some Signers provided by this package also implement MultiAlgorithmSigner.
type Signer interface {
// PublicKey returns the associated PublicKey.
PublicKey() PublicKey
@ -336,9 +350,9 @@ type Signer interface {
// An AlgorithmSigner is a Signer that also supports specifying an algorithm to
// use for signing.
//
// An AlgorithmSigner can't advertise the algorithms it supports, so it should
// be prepared to be invoked with every algorithm supported by the public key
// format.
// An AlgorithmSigner can't advertise the algorithms it supports, unless it also
// implements MultiAlgorithmSigner, so it should be prepared to be invoked with
// every algorithm supported by the public key format.
type AlgorithmSigner interface {
Signer
@ -349,6 +363,75 @@ type AlgorithmSigner interface {
SignWithAlgorithm(rand io.Reader, data []byte, algorithm string) (*Signature, error)
}
// MultiAlgorithmSigner is an AlgorithmSigner that also reports the algorithms
// supported by that signer.
type MultiAlgorithmSigner interface {
AlgorithmSigner
// Algorithms returns the available algorithms in preference order. The list
// must not be empty, and it must not include certificate types.
Algorithms() []string
}
// NewSignerWithAlgorithms returns a signer restricted to the specified
// algorithms. The algorithms must be set in preference order. The list must not
// be empty, and it must not include certificate types. An error is returned if
// the specified algorithms are incompatible with the public key type.
func NewSignerWithAlgorithms(signer AlgorithmSigner, algorithms []string) (MultiAlgorithmSigner, error) {
if len(algorithms) == 0 {
return nil, errors.New("ssh: please specify at least one valid signing algorithm")
}
var signerAlgos []string
supportedAlgos := algorithmsForKeyFormat(underlyingAlgo(signer.PublicKey().Type()))
if s, ok := signer.(*multiAlgorithmSigner); ok {
signerAlgos = s.Algorithms()
} else {
signerAlgos = supportedAlgos
}
for _, algo := range algorithms {
if !contains(supportedAlgos, algo) {
return nil, fmt.Errorf("ssh: algorithm %q is not supported for key type %q",
algo, signer.PublicKey().Type())
}
if !contains(signerAlgos, algo) {
return nil, fmt.Errorf("ssh: algorithm %q is restricted for the provided signer", algo)
}
}
return &multiAlgorithmSigner{
AlgorithmSigner: signer,
supportedAlgorithms: algorithms,
}, nil
}
type multiAlgorithmSigner struct {
AlgorithmSigner
supportedAlgorithms []string
}
func (s *multiAlgorithmSigner) Algorithms() []string {
return s.supportedAlgorithms
}
func (s *multiAlgorithmSigner) isAlgorithmSupported(algorithm string) bool {
if algorithm == "" {
algorithm = underlyingAlgo(s.PublicKey().Type())
}
for _, algo := range s.supportedAlgorithms {
if algorithm == algo {
return true
}
}
return false
}
func (s *multiAlgorithmSigner) SignWithAlgorithm(rand io.Reader, data []byte, algorithm string) (*Signature, error) {
if !s.isAlgorithmSupported(algorithm) {
return nil, fmt.Errorf("ssh: algorithm %q is not supported: %v", algorithm, s.supportedAlgorithms)
}
return s.AlgorithmSigner.SignWithAlgorithm(rand, data, algorithm)
}
type rsaPublicKey rsa.PublicKey
func (r *rsaPublicKey) Type() string {
@ -512,6 +595,10 @@ func (k *dsaPrivateKey) Sign(rand io.Reader, data []byte) (*Signature, error) {
return k.SignWithAlgorithm(rand, data, k.PublicKey().Type())
}
func (k *dsaPrivateKey) Algorithms() []string {
return []string{k.PublicKey().Type()}
}
func (k *dsaPrivateKey) SignWithAlgorithm(rand io.Reader, data []byte, algorithm string) (*Signature, error) {
if algorithm != "" && algorithm != k.PublicKey().Type() {
return nil, fmt.Errorf("ssh: unsupported signature algorithm %s", algorithm)
@ -961,13 +1048,16 @@ func (s *wrappedSigner) Sign(rand io.Reader, data []byte) (*Signature, error) {
return s.SignWithAlgorithm(rand, data, s.pubKey.Type())
}
func (s *wrappedSigner) Algorithms() []string {
return algorithmsForKeyFormat(s.pubKey.Type())
}
func (s *wrappedSigner) SignWithAlgorithm(rand io.Reader, data []byte, algorithm string) (*Signature, error) {
if algorithm == "" {
algorithm = s.pubKey.Type()
}
supportedAlgos := algorithmsForKeyFormat(s.pubKey.Type())
if !contains(supportedAlgos, algorithm) {
if !contains(s.Algorithms(), algorithm) {
return nil, fmt.Errorf("ssh: unsupported signature algorithm %q for key format %q", algorithm, s.pubKey.Type())
}
@ -1241,28 +1331,106 @@ func passphraseProtectedOpenSSHKey(passphrase []byte) openSSHDecryptFunc {
}
}
func unencryptedOpenSSHMarshaler(privKeyBlock []byte) ([]byte, string, string, string, error) {
key := generateOpenSSHPadding(privKeyBlock, 8)
return key, "none", "none", "", nil
}
func passphraseProtectedOpenSSHMarshaler(passphrase []byte) openSSHEncryptFunc {
return func(privKeyBlock []byte) ([]byte, string, string, string, error) {
salt := make([]byte, 16)
if _, err := rand.Read(salt); err != nil {
return nil, "", "", "", err
}
opts := struct {
Salt []byte
Rounds uint32
}{salt, 16}
// Derive key to encrypt the private key block.
k, err := bcrypt_pbkdf.Key(passphrase, salt, int(opts.Rounds), 32+aes.BlockSize)
if err != nil {
return nil, "", "", "", err
}
// Add padding matching the block size of AES.
keyBlock := generateOpenSSHPadding(privKeyBlock, aes.BlockSize)
// Encrypt the private key using the derived secret.
dst := make([]byte, len(keyBlock))
key, iv := k[:32], k[32:]
block, err := aes.NewCipher(key)
if err != nil {
return nil, "", "", "", err
}
stream := cipher.NewCTR(block, iv)
stream.XORKeyStream(dst, keyBlock)
return dst, "aes256-ctr", "bcrypt", string(Marshal(opts)), nil
}
}
const privateKeyAuthMagic = "openssh-key-v1\x00"
type openSSHDecryptFunc func(CipherName, KdfName, KdfOpts string, PrivKeyBlock []byte) ([]byte, error)
type openSSHEncryptFunc func(PrivKeyBlock []byte) (ProtectedKeyBlock []byte, cipherName, kdfName, kdfOptions string, err error)
type openSSHEncryptedPrivateKey struct {
CipherName string
KdfName string
KdfOpts string
NumKeys uint32
PubKey []byte
PrivKeyBlock []byte
}
type openSSHPrivateKey struct {
Check1 uint32
Check2 uint32
Keytype string
Rest []byte `ssh:"rest"`
}
type openSSHRSAPrivateKey struct {
N *big.Int
E *big.Int
D *big.Int
Iqmp *big.Int
P *big.Int
Q *big.Int
Comment string
Pad []byte `ssh:"rest"`
}
type openSSHEd25519PrivateKey struct {
Pub []byte
Priv []byte
Comment string
Pad []byte `ssh:"rest"`
}
type openSSHECDSAPrivateKey struct {
Curve string
Pub []byte
D *big.Int
Comment string
Pad []byte `ssh:"rest"`
}
// parseOpenSSHPrivateKey parses an OpenSSH private key, using the decrypt
// function to unwrap the encrypted portion. unencryptedOpenSSHKey can be used
// as the decrypt function to parse an unencrypted private key. See
// https://github.com/openssh/openssh-portable/blob/master/PROTOCOL.key.
func parseOpenSSHPrivateKey(key []byte, decrypt openSSHDecryptFunc) (crypto.PrivateKey, error) {
const magic = "openssh-key-v1\x00"
if len(key) < len(magic) || string(key[:len(magic)]) != magic {
if len(key) < len(privateKeyAuthMagic) || string(key[:len(privateKeyAuthMagic)]) != privateKeyAuthMagic {
return nil, errors.New("ssh: invalid openssh private key format")
}
remaining := key[len(magic):]
var w struct {
CipherName string
KdfName string
KdfOpts string
NumKeys uint32
PubKey []byte
PrivKeyBlock []byte
}
remaining := key[len(privateKeyAuthMagic):]
var w openSSHEncryptedPrivateKey
if err := Unmarshal(remaining, &w); err != nil {
return nil, err
}
@ -1284,13 +1452,7 @@ func parseOpenSSHPrivateKey(key []byte, decrypt openSSHDecryptFunc) (crypto.Priv
return nil, err
}
pk1 := struct {
Check1 uint32
Check2 uint32
Keytype string
Rest []byte `ssh:"rest"`
}{}
var pk1 openSSHPrivateKey
if err := Unmarshal(privKeyBlock, &pk1); err != nil || pk1.Check1 != pk1.Check2 {
if w.CipherName != "none" {
return nil, x509.IncorrectPasswordError
@ -1300,18 +1462,7 @@ func parseOpenSSHPrivateKey(key []byte, decrypt openSSHDecryptFunc) (crypto.Priv
switch pk1.Keytype {
case KeyAlgoRSA:
// https://github.com/openssh/openssh-portable/blob/master/sshkey.c#L2760-L2773
key := struct {
N *big.Int
E *big.Int
D *big.Int
Iqmp *big.Int
P *big.Int
Q *big.Int
Comment string
Pad []byte `ssh:"rest"`
}{}
var key openSSHRSAPrivateKey
if err := Unmarshal(pk1.Rest, &key); err != nil {
return nil, err
}
@ -1337,13 +1488,7 @@ func parseOpenSSHPrivateKey(key []byte, decrypt openSSHDecryptFunc) (crypto.Priv
return pk, nil
case KeyAlgoED25519:
key := struct {
Pub []byte
Priv []byte
Comment string
Pad []byte `ssh:"rest"`
}{}
var key openSSHEd25519PrivateKey
if err := Unmarshal(pk1.Rest, &key); err != nil {
return nil, err
}
@ -1360,14 +1505,7 @@ func parseOpenSSHPrivateKey(key []byte, decrypt openSSHDecryptFunc) (crypto.Priv
copy(pk, key.Priv)
return &pk, nil
case KeyAlgoECDSA256, KeyAlgoECDSA384, KeyAlgoECDSA521:
key := struct {
Curve string
Pub []byte
D *big.Int
Comment string
Pad []byte `ssh:"rest"`
}{}
var key openSSHECDSAPrivateKey
if err := Unmarshal(pk1.Rest, &key); err != nil {
return nil, err
}
@ -1415,6 +1553,131 @@ func parseOpenSSHPrivateKey(key []byte, decrypt openSSHDecryptFunc) (crypto.Priv
}
}
func marshalOpenSSHPrivateKey(key crypto.PrivateKey, comment string, encrypt openSSHEncryptFunc) (*pem.Block, error) {
var w openSSHEncryptedPrivateKey
var pk1 openSSHPrivateKey
// Random check bytes.
var check uint32
if err := binary.Read(rand.Reader, binary.BigEndian, &check); err != nil {
return nil, err
}
pk1.Check1 = check
pk1.Check2 = check
w.NumKeys = 1
// Use a []byte directly on ed25519 keys.
if k, ok := key.(*ed25519.PrivateKey); ok {
key = *k
}
switch k := key.(type) {
case *rsa.PrivateKey:
E := new(big.Int).SetInt64(int64(k.PublicKey.E))
// Marshal public key:
// E and N are in reversed order in the public and private key.
pubKey := struct {
KeyType string
E *big.Int
N *big.Int
}{
KeyAlgoRSA,
E, k.PublicKey.N,
}
w.PubKey = Marshal(pubKey)
// Marshal private key.
key := openSSHRSAPrivateKey{
N: k.PublicKey.N,
E: E,
D: k.D,
Iqmp: k.Precomputed.Qinv,
P: k.Primes[0],
Q: k.Primes[1],
Comment: comment,
}
pk1.Keytype = KeyAlgoRSA
pk1.Rest = Marshal(key)
case ed25519.PrivateKey:
pub := make([]byte, ed25519.PublicKeySize)
priv := make([]byte, ed25519.PrivateKeySize)
copy(pub, k[32:])
copy(priv, k)
// Marshal public key.
pubKey := struct {
KeyType string
Pub []byte
}{
KeyAlgoED25519, pub,
}
w.PubKey = Marshal(pubKey)
// Marshal private key.
key := openSSHEd25519PrivateKey{
Pub: pub,
Priv: priv,
Comment: comment,
}
pk1.Keytype = KeyAlgoED25519
pk1.Rest = Marshal(key)
case *ecdsa.PrivateKey:
var curve, keyType string
switch name := k.Curve.Params().Name; name {
case "P-256":
curve = "nistp256"
keyType = KeyAlgoECDSA256
case "P-384":
curve = "nistp384"
keyType = KeyAlgoECDSA384
case "P-521":
curve = "nistp521"
keyType = KeyAlgoECDSA521
default:
return nil, errors.New("ssh: unhandled elliptic curve " + name)
}
pub := elliptic.Marshal(k.Curve, k.PublicKey.X, k.PublicKey.Y)
// Marshal public key.
pubKey := struct {
KeyType string
Curve string
Pub []byte
}{
keyType, curve, pub,
}
w.PubKey = Marshal(pubKey)
// Marshal private key.
key := openSSHECDSAPrivateKey{
Curve: curve,
Pub: pub,
D: k.D,
Comment: comment,
}
pk1.Keytype = keyType
pk1.Rest = Marshal(key)
default:
return nil, fmt.Errorf("ssh: unsupported key type %T", k)
}
var err error
// Add padding and encrypt the key if necessary.
w.PrivKeyBlock, w.CipherName, w.KdfName, w.KdfOpts, err = encrypt(Marshal(pk1))
if err != nil {
return nil, err
}
b := Marshal(w)
block := &pem.Block{
Type: "OPENSSH PRIVATE KEY",
Bytes: append([]byte(privateKeyAuthMagic), b...),
}
return block, nil
}
func checkOpenSSHKeyPadding(pad []byte) error {
for i, b := range pad {
if int(b) != i+1 {
@ -1424,6 +1687,13 @@ func checkOpenSSHKeyPadding(pad []byte) error {
return nil
}
func generateOpenSSHPadding(block []byte, blockSize int) []byte {
for i, l := 0, len(block); (l+i)%blockSize != 0; i++ {
block = append(block, byte(i+1))
}
return block
}
// FingerprintLegacyMD5 returns the user presentation of the key's
// fingerprint as described by RFC 4716 section 4.
func FingerprintLegacyMD5(pubKey PublicKey) string {

View File

@ -349,6 +349,20 @@ type userAuthGSSAPIError struct {
LanguageTag string
}
// Transport layer OpenSSH extension. See [PROTOCOL], section 1.9
const msgPing = 192
type pingMsg struct {
Data string `sshtype:"192"`
}
// Transport layer OpenSSH extension. See [PROTOCOL], section 1.9
const msgPong = 193
type pongMsg struct {
Data string `sshtype:"193"`
}
// typeTags returns the possible type bytes for the given reflect.Type, which
// should be a struct. The possible values are separated by a '|' character.
func typeTags(structType reflect.Type) (tags []byte) {

View File

@ -231,6 +231,12 @@ func (m *mux) onePacket() error {
return m.handleChannelOpen(packet)
case msgGlobalRequest, msgRequestSuccess, msgRequestFailure:
return m.handleGlobalPacket(packet)
case msgPing:
var msg pingMsg
if err := Unmarshal(packet, &msg); err != nil {
return fmt.Errorf("failed to unmarshal ping@openssh.com message: %w", err)
}
return m.sendMessage(pongMsg(msg))
}
// assume a channel packet.

View File

@ -576,7 +576,16 @@ userAuthLoop:
if !ok || len(payload) > 0 {
return nil, parseError(msgUserAuthRequest)
}
// Ensure the declared public key algo is compatible with the
// decoded one. This check will ensure we don't accept e.g.
// ssh-rsa-cert-v01@openssh.com algorithm with ssh-rsa public
// key type. The algorithm and public key type must be
// consistent: both must be certificate algorithms, or neither.
if !contains(algorithmsForKeyFormat(pubKey.Type()), algo) {
authErr = fmt.Errorf("ssh: public key type %q not compatible with selected algorithm %q",
pubKey.Type(), algo)
break
}
// Ensure the public key algo and signature algo
// are supported. Compare the private key
// algorithm name that corresponds to algo with

9
vendor/modules.txt vendored
View File

@ -111,12 +111,15 @@ github.com/container-orchestrated-devices/container-device-interface/specs-go
# github.com/containerd/cgroups/v3 v3.0.2
## explicit; go 1.18
github.com/containerd/cgroups/v3/cgroup1/stats
# github.com/containerd/containerd v1.7.6
# github.com/containerd/containerd v1.7.7
## explicit; go 1.19
github.com/containerd/containerd/errdefs
github.com/containerd/containerd/log
github.com/containerd/containerd/pkg/userns
github.com/containerd/containerd/platforms
# github.com/containerd/log v0.1.0
## explicit; go 1.20
github.com/containerd/log
# github.com/containerd/stargz-snapshotter/estargz v0.14.3
## explicit; go 1.19
github.com/containerd/stargz-snapshotter/estargz
@ -164,7 +167,7 @@ github.com/containers/buildah/pkg/sshagent
github.com/containers/buildah/pkg/util
github.com/containers/buildah/pkg/volumes
github.com/containers/buildah/util
# github.com/containers/common v0.56.1-0.20231005124809-b4ef9cdeab5b
# github.com/containers/common v0.56.1-0.20231010150003-09776aa73db7
## explicit; go 1.18
github.com/containers/common/libimage
github.com/containers/common/libimage/define
@ -1059,7 +1062,7 @@ go.opentelemetry.io/otel/trace
# golang.org/x/arch v0.3.0
## explicit; go 1.17
golang.org/x/arch/x86/x86asm
# golang.org/x/crypto v0.13.0
# golang.org/x/crypto v0.14.0
## explicit; go 1.17
golang.org/x/crypto/argon2
golang.org/x/crypto/blake2b