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Move TrustRootStore methods into CertificateDirectory interface

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This commit is contained in:
Paul Schaub 2022-07-04 20:10:55 +02:00
parent 533d0be2d0
commit 2222d95702
Signed by: vanitasvitae
GPG key ID: 62BEE9264BF17311
3 changed files with 66 additions and 82 deletions
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65
pgp-certificate-store/src/main/java/pgp/certificate_store/CertificateDirectory.java
View file

@ -157,4 +157,69 @@ public interface CertificateDirectory {
* @return fingerprints
*/
Iterator<String> getFingerprints();
/**
* Return the current trust-root key.
* If no trust-root key is present, return null.
*
* @return trust-root key
*
* @throws IOException in case of an IO error
* @throws BadDataException if the key datum contains invalid data
*/
Key getTrustRoot()
throws IOException, BadDataException;
/**
* Return the current trust-root key, but only iff it changed since the last invocation of this method.
* To compare the key against its last returned result, the given tag is used.
* If the tag of the currently found key matches the given argument, return null.
*
* @param tag tag to compare freshness
* @return changed key or null
*
* @throws IOException in case of an IO error
* @throws BadDataException if the key datum contains invalid data
*/
Key getTrustRootIfChanged(String tag)
throws IOException, BadDataException;
/**
* Insert the given trust-root key into the store.
* If the key store already holds a trust-root key, the given {@link KeyMerger} callback will be used to merge
* the two instances into one {@link Key}. The result will be stored in the store and returned.
*
* This method will not block. Instead, if the store is already write-locked, this method will simply return null
* without writing anything.
* However, if the write-lock is available, this method will acquire the lock, write to the store, release the lock
* and return the written key.
*
* @param data input stream containing the new trust-root key
* @param keyMerger callback for merging with an existing key instance
* @return merged key
*
* @throws IOException in case of an IO error
* @throws InterruptedException in case the inserting thread gets interrupted
* @throws BadDataException if the data stream does not contain a valid OpenPGP key
*/
Key insertTrustRoot(InputStream data, KeyMerger keyMerger)
throws IOException, InterruptedException, BadDataException;
/**
* Insert the given trust-root key into the store.
* If the key store already holds a trust-root key, the given {@link KeyMerger} callback will be used to merge
* the two instances into one {@link Key}. The result will be stored in the store and returned.
*
* This method will block until a write-lock on the store can be acquired. If you cannot afford blocking,
* consider using {@link #tryInsertTrustRoot(InputStream, KeyMerger)} instead.
*
* @param data input stream containing the new trust-root key
* @param keyMerger callback for merging with an existing key instance
* @return merged key
*
* @throws IOException in case of an IO error
* @throws BadDataException if the data stream does not contain a valid OpenPGP key
*/
Key tryInsertTrustRoot(InputStream data, KeyMerger keyMerger)
throws IOException, BadDataException;
}

2
pgp-certificate-store/src/main/java/pgp/certificate_store/CertificateStore.java
View file

@ -4,6 +4,6 @@
package pgp.certificate_store;
public interface CertificateStore extends CertificateDirectory, SubkeyLookup, TrustRootStore {
public interface CertificateStore extends CertificateDirectory, SubkeyLookup {
}

81
pgp-certificate-store/src/main/java/pgp/certificate_store/TrustRootStore.java
View file

@ -1,81 +0,0 @@
// SPDX-FileCopyrightText: 2022 Paul Schaub <vanitasvitae@fsfe.org>
//
// SPDX-License-Identifier: Apache-2.0
package pgp.certificate_store;
import pgp.certificate_store.exception.BadDataException;
import java.io.IOException;
import java.io.InputStream;
/**
* Secret key store definition for trust-root keys.
*/
public interface TrustRootStore {
/**
* Return the current trust-root key.
* If no trust-root key is present, return null.
*
* @return trust-root key
*
* @throws IOException in case of an IO error
* @throws BadDataException if the key datum contains invalid data
*/
Key getTrustRoot()
throws IOException, BadDataException;
/**
* Return the current trust-root key, but only iff it changed since the last invocation of this method.
* To compare the key against its last returned result, the given tag is used.
* If the tag of the currently found key matches the given argument, return null.
*
* @param tag tag to compare freshness
* @return changed key or null
*
* @throws IOException in case of an IO error
* @throws BadDataException if the key datum contains invalid data
*/
Key getTrustRootIfChanged(String tag)
throws IOException, BadDataException;
/**
* Insert the given trust-root key into the store.
* If the key store already holds a trust-root key, the given {@link KeyMerger} callback will be used to merge
* the two instances into one {@link Key}. The result will be stored in the store and returned.
*
* This method will not block. Instead, if the store is already write-locked, this method will simply return null
* without writing anything.
* However, if the write-lock is available, this method will acquire the lock, write to the store, release the lock
* and return the written key.
*
* @param data input stream containing the new trust-root key
* @param keyMerger callback for merging with an existing key instance
* @return merged key
*
* @throws IOException in case of an IO error
* @throws InterruptedException in case the inserting thread gets interrupted
* @throws BadDataException if the data stream does not contain a valid OpenPGP key
*/
Key insertTrustRoot(InputStream data, KeyMerger keyMerger)
throws IOException, InterruptedException, BadDataException;
/**
* Insert the given trust-root key into the store.
* If the key store already holds a trust-root key, the given {@link KeyMerger} callback will be used to merge
* the two instances into one {@link Key}. The result will be stored in the store and returned.
*
* This method will block until a write-lock on the store can be acquired. If you cannot afford blocking,
* consider using {@link #tryInsertTrustRoot(InputStream, KeyMerger)} instead.
*
* @param data input stream containing the new trust-root key
* @param keyMerger callback for merging with an existing key instance
* @return merged key
*
* @throws IOException in case of an IO error
* @throws BadDataException if the data stream does not contain a valid OpenPGP key
*/
Key tryInsertTrustRoot(InputStream data, KeyMerger keyMerger)
throws IOException, BadDataException;
}