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Merge pull request #960 from arithx/luks
*: add LUKS
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,75 @@ | ||
| // Copyright 2020 Red Hat, Inc. | ||
| // | ||
| // 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 types | ||
|
|
||
| import ( | ||
| "strings" | ||
|
|
||
| "github.com/coreos/ignition/v2/config/shared/errors" | ||
| "github.com/coreos/ignition/v2/config/util" | ||
|
|
||
| "github.com/coreos/vcontext/path" | ||
| "github.com/coreos/vcontext/report" | ||
| ) | ||
|
|
||
| func (l Luks) Key() string { | ||
| return l.Name | ||
| } | ||
|
|
||
| func (l Luks) IgnoreDuplicates() map[string]struct{} { | ||
| return map[string]struct{}{ | ||
| "Options": {}, | ||
| } | ||
| } | ||
|
|
||
| func (l Luks) Validate(c path.ContextPath) (r report.Report) { | ||
| if strings.Contains(l.Name, "/") { | ||
| r.AddOnError(c.Append("name"), errors.ErrLuksNameContainsSlash) | ||
| } | ||
| r.AddOnError(c.Append("label"), l.validateLabel()) | ||
| if util.NilOrEmpty(l.Device) { | ||
| r.AddOnError(c.Append("device"), errors.ErrDiskDeviceRequired) | ||
| } else { | ||
| r.AddOnError(c.Append("device"), validatePath(*l.Device)) | ||
| } | ||
|
|
||
| // fail if there is no valid keyfile & no clevis entries | ||
| if err := l.KeyFile.validateRequiredSource(); err != nil && l.emptyClevis() { | ||
| r.AddOnError(c.Append("keys"), errors.ErrInvalidLuksVolume) | ||
| } | ||
| return | ||
| } | ||
|
|
||
| func (l Luks) emptyClevis() bool { | ||
| if l.Clevis == nil { | ||
| return true | ||
| } | ||
|
|
||
| return len(l.Clevis.Tang) == 0 && (l.Clevis.Tpm2 == nil || !*l.Clevis.Tpm2) | ||
| } | ||
|
|
||
| func (l Luks) validateLabel() error { | ||
| if util.NilOrEmpty(l.Label) { | ||
| return nil | ||
| } | ||
|
|
||
| if len(*l.Label) > 47 { | ||
| // LUKS2_LABEL_L has a maximum length of 48 (including the null terminator) | ||
| // https://gitlab.com/cryptsetup/cryptsetup/-/blob/1633f030e89ad2f11ae649ba9600997a41abd3fc/lib/luks2/luks2.h#L86 | ||
| return errors.ErrLuksLabelTooLong | ||
| } | ||
|
|
||
| return nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,51 @@ | ||
| // Copyright 2020 Red Hat, Inc. | ||
| // | ||
| // 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 types | ||
|
|
||
| import ( | ||
| "net/url" | ||
|
|
||
| "github.com/coreos/ignition/v2/config/shared/errors" | ||
| "github.com/coreos/ignition/v2/config/util" | ||
|
|
||
| "github.com/coreos/vcontext/path" | ||
| "github.com/coreos/vcontext/report" | ||
| ) | ||
|
|
||
| func (t Tang) Key() string { | ||
| return t.URL | ||
| } | ||
|
|
||
| func (t Tang) Validate(c path.ContextPath) (r report.Report) { | ||
| r.AddOnError(c.Append("url"), validateTangURL(t.URL)) | ||
| if util.NilOrEmpty(t.Thumbprint) { | ||
| r.AddOnError(c.Append("thumbprint"), errors.ErrTangThumbprintRequired) | ||
| } | ||
| return | ||
| } | ||
|
|
||
| func validateTangURL(s string) error { | ||
| u, err := url.Parse(s) | ||
| if err != nil { | ||
| return errors.ErrInvalidUrl | ||
| } | ||
|
|
||
| switch u.Scheme { | ||
| case "http", "https": | ||
| return nil | ||
| default: | ||
| return errors.ErrInvalidScheme | ||
| } | ||
| } |
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