Add support for scoping credentials to SYSTEM (#222)

README.md

@@ -422,15 +422,15 @@ az keyvault secret set --vault-name my-vault \
 
 With the System Property or Environment variable being set in this example, only the usernamePassword `testUserWithLabel` will be present in your Jenkins instance.
 
-#### Jenkins Credential ID and Description
+#### Jenkins Credential ID, Description and Scope
 
-The ID and description of credentials can be specified with tags on the Azure Key Vault secret. The ID is specified with the tag "jenkinsID" and appears in the Jenkins credentials UI in the "ID" column. This is the credentials ID parameter used in `withCredentials()` calls. The description is specified with the tag "description" and appears in Jenkins credentials UI in the "Name" column.
+The ID, description and scope of credentials can be specified with tags on the Azure Key Vault secret. The ID is specified with the tag "jenkinsID" and appears in the Jenkins credentials UI in the "ID" column. This is the credentials ID parameter used in `withCredentials()` calls. The description is specified with the tag "description" and appears in the Jenkins credentials UI in the "Name" column. The scope is specified with the tag "scope" and can be set to "system" or "global". By default the scope will be set to global.
 
 ```bash
 az keyvault secret set --vault-name my-vault \
   --name testUserWithLabel \
   --value example2 \
-  --tags jenkinsID=myCred description="This is my credential"
+  --tags jenkinsID=myCred description="This is my credential" scope=system
 ```
 
 ### SecretSource

src/main/java/org/jenkinsci/plugins/azurekeyvaultplugin/AzureCredentialsProvider.java

@@ -4,15 +4,18 @@
 import com.azure.security.keyvault.secrets.models.SecretProperties;
 import com.cloudbees.plugins.credentials.Credentials;
 import com.cloudbees.plugins.credentials.CredentialsProvider;
+import com.cloudbees.plugins.credentials.CredentialsScope;
 import com.cloudbees.plugins.credentials.CredentialsStore;
 import com.cloudbees.plugins.credentials.common.IdCredentials;
+import com.cloudbees.plugins.credentials.domains.DomainRequirement;
 import com.github.benmanes.caffeine.cache.Caffeine;
 import com.github.benmanes.caffeine.cache.LoadingCache;
 import com.google.common.annotations.VisibleForTesting;
 import com.microsoft.jenkins.keyvault.SecretClientCache;
 import edu.umd.cs.findbugs.annotations.NonNull;
 import edu.umd.cs.findbugs.annotations.Nullable;
 import hudson.Extension;
+import hudson.model.Item;
 import hudson.model.ItemGroup;
 import hudson.model.ModelObject;
 import hudson.security.ACL;
@@ -27,6 +30,7 @@
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.Objects;
 import java.util.function.Supplier;
 import java.util.logging.Level;
 import java.util.logging.Logger;
@@ -45,6 +49,7 @@ public class AzureCredentialsProvider extends CredentialsProvider {
 
     private static final String CACHE_KEY = "key";
     private static final String DEFAULT_TYPE = "string";
+    private static final String DEFAULT_SCOPE = "GLOBAL";
 
     private final AzureCredentialsStore store = new AzureCredentialsStore(this);
 
@@ -57,7 +62,6 @@ public class AzureCredentialsProvider extends CredentialsProvider {
     public void refreshCredentials() {
         cache.invalidateAll();
     }
-
     @NonNull
     @Override
     public <C extends Credentials> List<C> getCredentials(@NonNull Class<C> aClass, @Nullable ItemGroup itemGroup,
@@ -72,10 +76,15 @@ public <C extends Credentials> List<C> getCredentials(@NonNull Class<C> aClass,
 
                 for (IdCredentials credential : credentials) {
                     if (aClass.isAssignableFrom(credential.getClass())) {
-                        // cast to keep generics happy even though we are assignable
-                        list.add(aClass.cast(credential));
+                        if (CredentialsScope.SYSTEM == credential.getScope() && !(itemGroup instanceof Jenkins)) {
+                            LOG.log(Level.FINEST, "getCredentials {0} has SYSTEM scope but the context is not Jenkins. Ignoring credential", credential.getId());
+                        } else if (aClass.isAssignableFrom(credential.getClass())) {
+                            // cast to keep generics happy even though we are assignable
+                            list.add(aClass.cast(credential));
+                        } else {
+                            LOG.log(Level.FINEST, "getCredentials {0} does not match", credential.getId());
+                        }
                     }
-                    LOG.log(Level.FINEST, "getCredentials {0} does not match", credential.getId());
                 }
             } catch (RuntimeException e) {
                 LOG.log(Level.WARNING, "Error retrieving secrets from Azure KeyVault: " + e.getMessage(), e);
@@ -87,6 +96,25 @@ public <C extends Credentials> List<C> getCredentials(@NonNull Class<C> aClass,
         return Collections.emptyList();
     }
 
+    @Override
+    @NonNull
+    public <C extends Credentials> List<C> getCredentials(@NonNull Class<C> type,
+                                                          @NonNull Item item,
+                                                          Authentication authentication) {
+        // scoping to Items is not supported so using null to not expose SYSTEM credentials to Items.
+        Objects.requireNonNull(item);
+        return getCredentials(type, (ItemGroup)null, authentication);
+    }
+
+    @Override
+    public <C extends Credentials> List<C> getCredentials(@NonNull Class<C> type,
+                                                          @NonNull Item item,
+                                                          Authentication authentication,
+                                                          List<DomainRequirement> domainRequirements) {
+        // domain requirements not supported
+        return getCredentials(type, item, authentication);
+    }
+
     @VisibleForTesting
     static String getSecretName(String itemId) {
         if (StringUtils.isEmpty(itemId)) {
@@ -136,6 +164,13 @@ private static Collection<IdCredentials> fetchCredentials() {
                     String type = tags.getOrDefault("type", DEFAULT_TYPE);
                     String jenkinsID = tags.getOrDefault("jenkinsID", getSecretName(id));
                     String description = tags.getOrDefault("description", "");
+                    String labelScope = tags.getOrDefault("scope", DEFAULT_SCOPE).toUpperCase();
+
+                    CredentialsScope scope = CredentialsScope.GLOBAL;
+
+                    if (tags.containsKey("scope") && labelScope.equals("SYSTEM")) {
+                        scope = CredentialsScope.SYSTEM;
+                    }
 
                     // initial implementation didn't require a type
                     if (tags.containsKey("username") && type.equals(DEFAULT_TYPE)) {
@@ -144,13 +179,13 @@ private static Collection<IdCredentials> fetchCredentials() {
 
                     switch (type) {
                         case "string": {
-                            AzureSecretStringCredentials cred = new AzureSecretStringCredentials(jenkinsID, description, new KeyVaultSecretRetriever(client, id));
+                            AzureSecretStringCredentials cred = new AzureSecretStringCredentials(scope, jenkinsID, description, new KeyVaultSecretRetriever(client, id));
                             credentials.add(cred);
                             break;
                         }
                         case "username": {
                             AzureUsernamePasswordCredentials cred = new AzureUsernamePasswordCredentials(
-                                    jenkinsID, tags.get("username"), description, new KeyVaultSecretRetriever(client, id)
+                                    scope, jenkinsID, tags.get("username"), description, new KeyVaultSecretRetriever(client, id)
                             );
                             credentials.add(cred);
                             break;
@@ -173,7 +208,7 @@ private static Collection<IdCredentials> fetchCredentials() {
 
                             }
                             AzureSSHUserPrivateKeyCredentials cred = new AzureSSHUserPrivateKeyCredentials(
-                                    jenkinsID, description, tags.get("username"), usernameSecret, passphrase, new KeyVaultSecretRetriever(client, id)
+                                    scope, jenkinsID, description, tags.get("username"), usernameSecret, passphrase, new KeyVaultSecretRetriever(client, id)
                             );
                             credentials.add(cred);
                             break;

src/main/java/org/jenkinsci/plugins/azurekeyvaultplugin/credentials/sshuserprivatekey/AzureSSHUserPrivateKeyCredentials.java

@@ -3,6 +3,7 @@
 import com.cloudbees.jenkins.plugins.sshcredentials.SSHUserPrivateKey;
 import com.cloudbees.jenkins.plugins.sshcredentials.impl.Messages;
 import com.cloudbees.plugins.credentials.CredentialsProvider;
+import com.cloudbees.plugins.credentials.CredentialsScope;
 import com.cloudbees.plugins.credentials.impl.BaseStandardCredentials;
 import edu.umd.cs.findbugs.annotations.NonNull;
 import hudson.Extension;
@@ -24,14 +25,15 @@ public class AzureSSHUserPrivateKeyCredentials extends BaseStandardCredentials i
     private final Secret passphrase;
 
     public AzureSSHUserPrivateKeyCredentials(
+            CredentialsScope scope,
             String id,
             String description,
             String username,
             boolean usernameSecret,
             Secret passphrase,
             Supplier<Secret> privateKey
     ) {
-        super(id, description);
+        super(scope, id, description);
         this.username = username;
         this.usernameSecret = usernameSecret;
         this.passphrase = passphrase;

src/main/java/org/jenkinsci/plugins/azurekeyvaultplugin/credentials/sshuserprivatekey/AzureSSHUserPrivateKeyCredentialsSnapshotTaker.java

@@ -17,6 +17,7 @@ public Class<AzureSSHUserPrivateKeyCredentials> type() {
     public AzureSSHUserPrivateKeyCredentials snapshot(AzureSSHUserPrivateKeyCredentials credential) {
         SecretSnapshot secretSnapshot = new SecretSnapshot(credential.getSecretValue());
         return new AzureSSHUserPrivateKeyCredentials(
+                credential.getScope(),
                 credential.getId(),
                 credential.getDescription(),
                 credential.getUsername(),

src/main/java/org/jenkinsci/plugins/azurekeyvaultplugin/credentials/string/AzureSecretStringCredentials.java

@@ -1,6 +1,7 @@
 package org.jenkinsci.plugins.azurekeyvaultplugin.credentials.string;
 
 import com.cloudbees.plugins.credentials.CredentialsProvider;
+import com.cloudbees.plugins.credentials.CredentialsScope;
 import com.cloudbees.plugins.credentials.impl.BaseStandardCredentials;
 import edu.umd.cs.findbugs.annotations.NonNull;
 import hudson.Extension;
@@ -15,8 +16,8 @@ public class AzureSecretStringCredentials extends BaseStandardCredentials implem
 
     private final Supplier<Secret> value;
 
-    public AzureSecretStringCredentials(String id, String description, Supplier<Secret> value) {
-        super(id, description);
+    public AzureSecretStringCredentials(CredentialsScope scope, String id, String description, Supplier<Secret> value) {
+        super(scope, id, description);
         this.value = value;
     }
 

src/main/java/org/jenkinsci/plugins/azurekeyvaultplugin/credentials/string/AzureSecretStringCredentialsSnapshotTaker.java

@@ -16,7 +16,7 @@ public Class<AzureSecretStringCredentials> type() {
     @Override
     public AzureSecretStringCredentials snapshot(AzureSecretStringCredentials credential) {
         SecretSnapshot secretSnapshot = new SecretSnapshot(credential.getSecret());
-        return new AzureSecretStringCredentials(credential.getId(), credential.getDescription(), secretSnapshot);
+        return new AzureSecretStringCredentials(credential.getScope(), credential.getId(), credential.getDescription(), secretSnapshot);
     }
 
     private static class SecretSnapshot extends Snapshot<Secret> {

src/main/java/org/jenkinsci/plugins/azurekeyvaultplugin/credentials/usernamepassword/AzureUsernamePasswordCredentials.java

@@ -1,6 +1,7 @@
 package org.jenkinsci.plugins.azurekeyvaultplugin.credentials.usernamepassword;
 
 import com.cloudbees.plugins.credentials.CredentialsProvider;
+import com.cloudbees.plugins.credentials.CredentialsScope;
 import com.cloudbees.plugins.credentials.common.StandardUsernamePasswordCredentials;
 import com.cloudbees.plugins.credentials.impl.BaseStandardCredentials;
 import com.cloudbees.plugins.credentials.impl.Messages;
@@ -18,12 +19,13 @@ public class AzureUsernamePasswordCredentials extends BaseStandardCredentials im
     private final String username;
 
     public AzureUsernamePasswordCredentials(
+            CredentialsScope scope,
             String id,
             String username,
             String description,
             Supplier<Secret> password
     ) {
-        super(id, description);
+        super(scope, id, description);
         this.password = password;
         this.username = Util.fixNull(username);
     }

src/main/java/org/jenkinsci/plugins/azurekeyvaultplugin/credentials/usernamepassword/AzureUsernamePasswordCredentialsSnapshotTaker.java

@@ -16,7 +16,7 @@ public Class<AzureUsernamePasswordCredentials> type() {
     @Override
     public AzureUsernamePasswordCredentials snapshot(AzureUsernamePasswordCredentials credential) {
         SecretSnapshot secretSnapshot = new SecretSnapshot(credential.getPassword());
-        return new AzureUsernamePasswordCredentials(credential.getId(), credential.getUsername(), credential.getDescription(), secretSnapshot);
+        return new AzureUsernamePasswordCredentials(credential.getScope(), credential.getId(), credential.getUsername(), credential.getDescription(), secretSnapshot);
     }
 
     private static class SecretSnapshot extends Snapshot<Secret> {