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*: add metadata support along with NVD CVSS
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| // Copyright 2015 clair 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. | ||
|
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| package updater | ||
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| import ( | ||
| "sync" | ||
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| "github.com/coreos/clair/database" | ||
| ) | ||
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| var metadataFetchers = make(map[string]MetadataFetcher) | ||
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| type VulnerabilityWithLock struct { | ||
| *database.Vulnerability | ||
| Lock sync.Mutex | ||
| } | ||
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| // MetadataFetcher | ||
| type MetadataFetcher interface { | ||
| // Load runs right before the Updater calls AddMetadata for each vulnerabilities. | ||
| Load(database.Datastore) error | ||
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| // AddMetadata adds metadata to the given database.Vulnerability. | ||
| // It is expected that the fetcher uses .Lock.Lock() when manipulating the Metadata map. | ||
| AddMetadata(*VulnerabilityWithLock) error | ||
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| // Unload runs right after the Updater finished calling AddMetadata for every vulnerabilities. | ||
| Unload() | ||
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| // Clean deletes any allocated resources. | ||
| // It is invoked when Clair stops. | ||
| Clean() | ||
| } | ||
|
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| // RegisterFetcher makes a Fetcher available by the provided name. | ||
| // If Register is called twice with the same name or if driver is nil, | ||
| // it panics. | ||
| func RegisterMetadataFetcher(name string, f MetadataFetcher) { | ||
| if name == "" { | ||
| panic("updater: could not register a MetadataFetcher with an empty name") | ||
| } | ||
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| if f == nil { | ||
| panic("updater: could not register a nil MetadataFetcher") | ||
| } | ||
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| if _, dup := fetchers[name]; dup { | ||
| panic("updater: RegisterMetadataFetcher called twice for " + name) | ||
| } | ||
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| metadataFetchers[name] = f | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,19 @@ | ||
| package nvd | ||
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| import "io" | ||
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| // NestedReadCloser wraps an io.Reader and implements io.ReadCloser by closing every embed | ||
| // io.ReadCloser. | ||
| // It allows chaining io.ReadCloser together and still keep the ability to close them all in a | ||
| // simple manner. | ||
| type NestedReadCloser struct { | ||
| io.Reader | ||
| NestedReadClosers []io.ReadCloser | ||
| } | ||
|
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| // Close closes the gzip.Reader and the underlying io.ReadCloser. | ||
| func (nrc *NestedReadCloser) Close() { | ||
| for _, nestedReadCloser := range nrc.NestedReadClosers { | ||
| nestedReadCloser.Close() | ||
| } | ||
| } |
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