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feat: backend ssh public key validation
* replaced regexp in SSH key validators with call to backend validation method * this unifies the process and offers a more strict validation
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,23 +1,29 @@ | ||
| package cz.metacentrum.perun.wui.registrar.widgets.items.validators; | ||
|
|
||
| import com.google.gwt.regexp.shared.MatchResult; | ||
| import com.google.gwt.regexp.shared.RegExp; | ||
| import com.google.gwt.core.client.JavaScriptObject; | ||
| import cz.metacentrum.perun.wui.json.Events; | ||
| import cz.metacentrum.perun.wui.json.JsonEvents; | ||
| import cz.metacentrum.perun.wui.json.managers.UsersManager; | ||
| import cz.metacentrum.perun.wui.model.PerunException; | ||
| import cz.metacentrum.perun.wui.registrar.widgets.items.ListBox; | ||
| import cz.metacentrum.perun.wui.widgets.boxes.ExtendedTextBox; | ||
| import org.gwtbootstrap3.client.ui.constants.ValidationState; | ||
|
|
||
| import java.util.HashMap; | ||
| import java.util.Map; | ||
| import java.util.TreeMap; | ||
| import java.util.stream.Collectors; | ||
|
|
||
| /** | ||
| * Validator for ListBox | ||
| * | ||
| * @author Jakub Hejda <[email protected]> | ||
| */ | ||
| public class SshKeysListBoxValidator extends ListBoxValidator { | ||
|
|
||
| RegExp regExp = RegExp.compile("^(" + | ||
| "(ssh-(rsa|dss|ed25519)([email protected])?)|" + | ||
| "(sk-(ssh-ed25519|ecdsa-sha2-nistp256)(-cert-v01)[email protected])|" + | ||
| "(ecdsa-sha2-nistp(256|384|521)([email protected])?))" + | ||
| " (([A-Za-z0-9+/]{4})*([A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{2}==)?)( [^,\n]+)?$"); | ||
| final Map<String, ValidationState> checkVals = new TreeMap<>(); | ||
| final Map<String, Integer> indexMap = new HashMap<>(); | ||
| int validatingCounter = 0; | ||
|
|
||
| @Override | ||
| public boolean validateLocal(ListBox listBox) { | ||
|
|
@@ -26,34 +32,95 @@ public boolean validateLocal(ListBox listBox) { | |
| listBox.setRawStatus(getTransl().cantBeEmpty(), ValidationState.ERROR); | ||
| return false; | ||
| } | ||
| // FIXME - but it is probably not necessary as API should check it | ||
| for (ExtendedTextBox extendedTextBox : listBox.getListValue()) { | ||
| String sshKey = extendedTextBox.getValue(); | ||
| if (sshKey.contains(",")) { | ||
| setResult(Result.INVALID_FORMAT); | ||
| listBox.setStatus(getTransl().sshKeySeparatorNotAllowed(), ValidationState.ERROR); | ||
| return false; | ||
| } | ||
| } | ||
| listBox.setStatus(ValidationState.SUCCESS); | ||
| return true; | ||
| } | ||
|
|
||
| @Override | ||
| public void validate(ListBox listBox, Events<Boolean> events) { | ||
|
|
||
| if (!validateLocal(listBox)) { | ||
| events.onFinished(false); | ||
| return; | ||
| } | ||
|
|
||
| if (listBox.getValue() == null || listBox.getValue().isEmpty()) { | ||
| events.onFinished(true); | ||
| return; | ||
| } | ||
|
|
||
| checkVals.clear(); | ||
| indexMap.clear(); | ||
|
|
||
| if (listBox.getValue() != null && !listBox.getValue().isEmpty()) { | ||
| int counter = 1; | ||
| for (ExtendedTextBox extendedTextBox : listBox.getListValue()) { | ||
| String sshKey = extendedTextBox.getValue(); | ||
| indexMap.put(sshKey, counter); | ||
| checkVals.put(sshKey, ValidationState.NONE); | ||
| counter++; | ||
| } | ||
|
|
||
| String wrongValues = ""; | ||
| int index = 1; | ||
| for (ExtendedTextBox extendedTextBox : listBox.getListValue()) { | ||
| String sshKey = extendedTextBox.getValue(); | ||
| for (String sshKey : checkVals.keySet()) { | ||
|
|
||
| if (sshKey.contains(",")) { | ||
| UsersManager.validateSSHKey(sshKey, new JsonEvents() { | ||
| @Override | ||
| public void onFinished(JavaScriptObject result) { | ||
| validatingCounter--; | ||
| checkVals.put(sshKey, ValidationState.SUCCESS); | ||
| if (validatingCounter == 0) { | ||
| // last check trigger events | ||
| for (ValidationState state : checkVals.values()) { | ||
| // at least one key is invalid -> switch to error | ||
| if (ValidationState.ERROR == state) { | ||
| setResult(Result.INVALID_FORMAT); | ||
| listBox.setRawStatus(getTransl().incorrectFormatItemList() + " <b> <br>" + checkVals.entrySet().stream().filter( entry -> (entry.getValue() == ValidationState.ERROR)).map((entry) -> indexMap.get(entry.getKey()) + ". " + | ||
| (entry.getKey().length() > 25 ? entry.getKey().substring(0,23) + "..." : entry.getKey())).collect(Collectors.joining("<br>")) + "</b>", ValidationState.ERROR); | ||
| // pass to outer event as fail | ||
| events.onFinished(false); | ||
| return; | ||
| } | ||
| } | ||
| // all values were OK -> trigger success | ||
| listBox.setStatus(ValidationState.SUCCESS); | ||
| events.onFinished(true); | ||
| } | ||
| } | ||
|
|
||
| @Override | ||
| public void onError(PerunException error) { | ||
| validatingCounter--; | ||
| checkVals.put(sshKey, ValidationState.ERROR); | ||
| // set error immediately | ||
| setResult(Result.INVALID_FORMAT); | ||
| listBox.setStatus(getTransl().sshKeySeparatorNotAllowed(), ValidationState.ERROR); | ||
| return false; | ||
| listBox.setRawStatus(getTransl().incorrectFormatItemList() + " <b> <br>" + checkVals.entrySet().stream().filter( entry -> (entry.getValue() == ValidationState.ERROR)).map((entry) -> indexMap.get(entry.getKey()) + ". " + | ||
| (entry.getKey().length() > 25 ? entry.getKey().substring(0,23) + "..." : entry.getKey())).collect(Collectors.joining("<br>")) + "</b>", ValidationState.ERROR); | ||
| if (validatingCounter == 0) { | ||
| // if last pass to outer event as fail | ||
| events.onFinished(false); | ||
| } | ||
| } | ||
|
|
||
| MatchResult matcher = regExp.exec(sshKey); | ||
| if (matcher == null) { | ||
| wrongValues += "<br>" + index + ". " + (sshKey.length() > 25 ? sshKey.substring(0, 23) + "..." : sshKey); | ||
| @Override | ||
| public void onLoadingStart() { | ||
| if (validatingCounter == 0) { | ||
| listBox.unsetStatus(); | ||
| events.onLoadingStart(); | ||
| setResult(Result.CHECKING_SSH); | ||
| listBox.setStatus(ValidationState.WARNING); | ||
| } | ||
| validatingCounter++; | ||
| } | ||
| index++; | ||
| } | ||
| if (!wrongValues.isEmpty()) { | ||
| setResult(Result.INVALID_FORMAT); | ||
| listBox.setRawStatus(getTransl().incorrectFormatItemList() + " <b>" + wrongValues + "</b>", ValidationState.ERROR); | ||
| return false; | ||
| } | ||
| } | ||
| }); | ||
|
|
||
| listBox.setStatus(ValidationState.SUCCESS); | ||
| return true; | ||
| } | ||
| } | ||
| } | ||
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