package io.cattle.platform.configitem.context.impl;
import io.cattle.platform.configitem.server.model.ConfigItem;
import io.cattle.platform.configitem.server.model.impl.ArchiveContext;
import io.cattle.platform.core.model.Agent;
import io.cattle.platform.core.model.Instance;
import io.cattle.platform.host.service.HostApiService;
import io.cattle.platform.ssh.common.SshKeyGen;
import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.security.PublicKey;
import java.util.Map;
import java.util.TreeMap;
import javax.inject.Inject;
import javax.inject.Named;
import org.apache.commons.codec.binary.Hex;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@Named
public class HostApiKeyInfoFactory extends AbstractAgentBaseContextFactory {
private static final Logger log = LoggerFactory.getLogger(HostApiKeyInfoFactory.class);
HostApiService hostApiService;
@Override
protected void populateContext(Agent agent, Instance instance, ConfigItem item, ArchiveContext context) {
context.getData().putAll(getKeys());
}
protected Map<String, String> getKeys() {
Map<String, String> result = new TreeMap<>();
for (Map.Entry<String, PublicKey> entry : hostApiService.getPublicKeys().entrySet()) {
String key = entry.getKey();
String pem;
try {
pem = SshKeyGen.writePublicKey(entry.getValue());
result.put("key_" + key, pem);
} catch (Exception e) {
log.error("Failed to write PEM", e);
}
}
return result;
}
@Override
public String getContentHash(String hash) {
try {
MessageDigest md = MessageDigest.getInstance("SHA-256");
md.update(hash.getBytes("UTF-8"));
for (Map.Entry<String, String> entry : getKeys().entrySet()) {
md.update(entry.getKey().getBytes("UTF-8"));
md.update(entry.getValue().getBytes("UTF-8"));
}
hash = Hex.encodeHexString(md.digest());
} catch (NoSuchAlgorithmException e) {
log.error("Failed to find SHA-256", e);
} catch (UnsupportedEncodingException e) {
log.error("Failed to find UTF-8", e);
}
return hash;
}
public HostApiService getHostApiService() {
return hostApiService;
}
@Inject
public void setHostApiService(HostApiService hostApiService) {
this.hostApiService = hostApiService;
}
}