package io.cattle.platform.iaas.api.credential;
import io.cattle.platform.api.link.LinkHandler;
import io.cattle.platform.core.constants.CredentialConstants;
import io.cattle.platform.core.model.Credential;
import io.github.ibuildthecloud.gdapi.context.ApiContext;
import io.github.ibuildthecloud.gdapi.id.IdFormatter;
import io.github.ibuildthecloud.gdapi.request.ApiRequest;
import java.io.IOException;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.lang3.StringUtils;
public class SshKeyPemDownloadLinkHandler implements LinkHandler {
@Override
public String[] getTypes() {
return new String[] { "sshKey" };
}
@Override
public boolean handles(String type, String id, String link, ApiRequest request) {
return CredentialConstants.LINK_PEM_FILE.equalsIgnoreCase(link);
}
@Override
public Object link(String name, Object obj, ApiRequest request) throws IOException {
if (obj instanceof Credential) {
String secretValue = ((Credential) obj).getSecretValue();
if (secretValue == null) {
return null;
}
byte[] content = secretValue.getBytes("UTF-8");
HttpServletResponse response = request.getServletContext().getResponse();
response.setContentLength(content.length);
response.setContentType("application/octet-stream");
response.setHeader("Content-Disposition", "attachment; filename=" + getFilename((Credential) obj, request));
response.setHeader("Cache-Control", "private");
response.setHeader("Pragma", "private");
response.setHeader("Expires", "Wed 24 Feb 1982 18:42:00 GMT");
response.getOutputStream().write(content);
return new Object();
}
return null;
}
protected String getFilename(Credential cred, ApiRequest request) {
String name = cred.getName();
if (StringUtils.isBlank(name)) {
IdFormatter formatter = ApiContext.getContext().getIdFormatter();
Object id = formatter.formatId(cred.getKind(), cred.getId());
return "id_rsa_" + id + ".pem";
} else {
return name.trim().replaceAll("[^a-zA-Z0-9]", "_") + ".pem";
}
}
}