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Parse PEM Key files leniantly #33173

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merged 4 commits into from
Aug 29, 2018
Merged

Parse PEM Key files leniantly #33173

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47f72db
Parse PEM Keys leniantly
jkakavas Aug 27, 2018
5d26665
Track key file
jkakavas Aug 28, 2018
9ba790f
Merge remote-tracking branch 'origin/master' into handle-bag-attrs
jkakavas Aug 28, 2018
6a4911c
Merge remote-tracking branch 'origin/master' into handle-bag-attrs
jkakavas Aug 29, 2018
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4 changes: 4 additions & 0 deletions x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/ssl/PemUtils.java
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Original file line number Diff line number Diff line change
Expand Up @@ -58,6 +58,7 @@ public class PemUtils {
private static final String OPENSSL_EC_FOOTER = "-----END EC PRIVATE KEY-----";
private static final String OPENSSL_EC_PARAMS_HEADER = "-----BEGIN EC PARAMETERS-----";
private static final String OPENSSL_EC_PARAMS_FOOTER = "-----END EC PARAMETERS-----";
private static final String HEADER = "-----BEGIN";

private PemUtils() {
throw new IllegalStateException("Utility class should not be instantiated");
Expand All @@ -74,6 +75,9 @@ private PemUtils() {
public static PrivateKey readPrivateKey(Path keyPath, Supplier<char[]> passwordSupplier) {
try (BufferedReader bReader = Files.newBufferedReader(keyPath, StandardCharsets.UTF_8)) {
String line = bReader.readLine();
while (null != line && line.startsWith(HEADER) == false){
line = bReader.readLine();
}
if (null == line) {
throw new IllegalStateException("Error parsing Private Key from: " + keyPath.toString() + ". File is empty");
}
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10 changes: 10 additions & 0 deletions x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ssl/PemUtilsTests.java
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Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,16 @@ public void testReadPKCS8RsaKey() throws Exception {
assertThat(privateKey, equalTo(key));
}

public void testReadPKCS8RsaKeyWithBagAttrs() throws Exception {
Key key = getKeyFromKeystore("RSA");
assertThat(key, notNullValue());
assertThat(key, instanceOf(PrivateKey.class));
PrivateKey privateKey = PemUtils.readPrivateKey(getDataPath
("/org/elasticsearch/xpack/security/transport/ssl/certs/simple/testnode_with_bagattrs.pem"), ""::toCharArray);
assertThat(privateKey, notNullValue());
assertThat(privateKey, equalTo(key));
}

public void testReadPKCS8DsaKey() throws Exception {
Key key = getKeyFromKeystore("DSA");
assertThat(key, notNullValue());
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