From 3e3581286bdf064cabb46b2c30bca73e6a78ea58 Mon Sep 17 00:00:00 2001 From: James Moger <james.moger@gitblit.com> Date: Fri, 25 Apr 2014 14:48:29 -0400 Subject: [PATCH] Merged #50 "Prohibit creation and storage of empty ssh keys" --- src/main/java/com/gitblit/transport/ssh/keys/KeysDispatcher.java | 64 ++++++++++++++++++++++++++++--- 1 files changed, 57 insertions(+), 7 deletions(-) diff --git a/src/main/java/com/gitblit/transport/ssh/keys/KeysDispatcher.java b/src/main/java/com/gitblit/transport/ssh/keys/KeysDispatcher.java index 3f58146..da58584 100644 --- a/src/main/java/com/gitblit/transport/ssh/keys/KeysDispatcher.java +++ b/src/main/java/com/gitblit/transport/ssh/keys/KeysDispatcher.java @@ -25,7 +25,6 @@ import org.slf4j.LoggerFactory; import com.gitblit.Constants.AccessPermission; -import com.gitblit.models.UserModel; import com.gitblit.transport.ssh.IPublicKeyManager; import com.gitblit.transport.ssh.SshKey; import com.gitblit.transport.ssh.commands.CommandMetaData; @@ -47,12 +46,13 @@ public class KeysDispatcher extends DispatchCommand { @Override - protected void setup(UserModel user) { - register(user, AddKey.class); - register(user, RemoveKey.class); - register(user, ListKeys.class); - register(user, WhichKey.class); - register(user, CommentKey.class); + protected void setup() { + register(AddKey.class); + register(RemoveKey.class); + register(ListKeys.class); + register(WhichKey.class); + register(CommentKey.class); + register(PermissionKey.class); } @CommandMetaData(name = "add", description = "Add an SSH public key to your account") @@ -79,8 +79,21 @@ public void run() throws IOException, Failure { String username = getContext().getClient().getUsername(); List<String> keys = readKeys(addKeys); + if (keys.isEmpty()) { + throw new UnloggedFailure("No public keys were read from STDIN!"); + } for (String key : keys) { SshKey sshKey = parseKey(key); + try { + // this method parses the rawdata and produces a public key + // if it fails it will throw a Buffer.BufferException + // the null check is a QC verification on top of that + if (sshKey.getPublicKey() == null) { + throw new RuntimeException(); + } + } catch (RuntimeException e) { + throw new UnloggedFailure("The data read from SDTIN can not be parsed as an SSH public key!"); + } if (!StringUtils.isEmpty(permission)) { AccessPermission ap = AccessPermission.fromCode(permission); if (ap.exceeds(AccessPermission.NONE)) { @@ -265,4 +278,41 @@ } } + + @CommandMetaData(name = "permission", description = "Set the permission of an SSH public key") + @UsageExample(syntax = "${cmd} 3 RW", description = "Set the permission for key #3 to PUSH (PW)") + public static class PermissionKey extends SshCommand { + + @Argument(index = 0, metaVar = "INDEX", usage = "the key index", required = true) + private int index; + + @Argument(index = 1, metaVar = "PERMISSION", usage = "the new permission", required = true) + private String value; + + @Override + public void run() throws Failure { + final String username = getContext().getClient().getUsername(); + IPublicKeyManager keyManager = getContext().getGitblit().getPublicKeyManager(); + List<SshKey> keys = keyManager.getKeys(username); + if (index > keys.size()) { + throw new UnloggedFailure(1, "Invalid key index!"); + } + + SshKey key = keys.get(index - 1); + AccessPermission permission = AccessPermission.fromCode(value); + if (permission.exceeds(AccessPermission.NONE)) { + try { + key.setPermission(permission); + } catch (IllegalArgumentException e) { + throw new Failure(1, e.getMessage()); + } + } + if (keyManager.addKey(username, key)) { + stdout.println(String.format("Updated the permission for key #%d.", index)); + } else { + throw new Failure(1, String.format("Failed to update the comment for key #%d!", index)); + } + } + + } } -- Gitblit v1.9.1