From 7baf2e4cd2ef8082b74937e26de75b01e630b5d4 Mon Sep 17 00:00:00 2001 From: James Moger <james.moger@gitblit.com> Date: Thu, 17 Apr 2014 12:00:35 -0400 Subject: [PATCH] Expose JGit 3.x receive pack settings as Gitblit settings --- src/main/java/com/gitblit/manager/AuthenticationManager.java | 105 ++++++++++++++++++++++++++++++++++++++-------------- 1 files changed, 76 insertions(+), 29 deletions(-) diff --git a/src/main/java/com/gitblit/manager/AuthenticationManager.java b/src/main/java/com/gitblit/manager/AuthenticationManager.java index ad4a985..d1b1af0 100644 --- a/src/main/java/com/gitblit/manager/AuthenticationManager.java +++ b/src/main/java/com/gitblit/manager/AuthenticationManager.java @@ -47,6 +47,7 @@ import com.gitblit.auth.WindowsAuthProvider; import com.gitblit.models.TeamModel; import com.gitblit.models.UserModel; +import com.gitblit.transport.ssh.SshKey; import com.gitblit.utils.Base64; import com.gitblit.utils.HttpUtils; import com.gitblit.utils.StringUtils; @@ -158,6 +159,10 @@ } } return this; + } + + public void addAuthenticationProvider(AuthenticationProvider prov) { + authenticationProviders.add(prov); } /** @@ -286,6 +291,37 @@ } /** + * Authenticate a user based on a public key. + * + * This implementation assumes that the authentication has already take place + * (e.g. SSHDaemon) and that this is a validation/verification of the user. + * + * @param username + * @param key + * @return a user object or null + */ + @Override + public UserModel authenticate(String username, SshKey key) { + if (username != null) { + if (!StringUtils.isEmpty(username)) { + UserModel user = userManager.getUserModel(username); + if (user != null) { + // existing user + logger.debug(MessageFormat.format("{0} authenticated by {1} public key", + user.username, key.getAlgorithm())); + return validateAuthentication(user, AuthenticationType.PUBLIC_KEY); + } + logger.warn(MessageFormat.format("Failed to find UserModel for {0} during public key authentication", + username)); + } + } else { + logger.warn("Empty user passed to AuthenticationManager.authenticate!"); + } + return null; + } + + + /** * This method allows the authentication manager to reject authentication * attempts. It is called after the username/secret have been verified to * ensure that the authentication technique has been logged. @@ -341,41 +377,52 @@ // try local authentication if (user != null && user.isLocalAccount()) { - UserModel returnedUser = null; - if (user.password.startsWith(StringUtils.MD5_TYPE)) { - // password digest - String md5 = StringUtils.MD5_TYPE + StringUtils.getMD5(new String(password)); - if (user.password.equalsIgnoreCase(md5)) { - returnedUser = user; - } - } else if (user.password.startsWith(StringUtils.COMBINED_MD5_TYPE)) { - // username+password digest - String md5 = StringUtils.COMBINED_MD5_TYPE - + StringUtils.getMD5(username.toLowerCase() + new String(password)); - if (user.password.equalsIgnoreCase(md5)) { - returnedUser = user; - } - } else if (user.password.equals(new String(password))) { - // plain-text password - returnedUser = user; - } - return validateAuthentication(returnedUser, AuthenticationType.CREDENTIALS); + return authenticateLocal(user, password); } // try registered external authentication providers - if (user == null) { - for (AuthenticationProvider provider : authenticationProviders) { - if (provider instanceof UsernamePasswordAuthenticationProvider) { - user = provider.authenticate(usernameDecoded, password); - if (user != null) { - // user authenticated - user.accountType = provider.getAccountType(); - return validateAuthentication(user, AuthenticationType.CREDENTIALS); - } + for (AuthenticationProvider provider : authenticationProviders) { + if (provider instanceof UsernamePasswordAuthenticationProvider) { + UserModel returnedUser = provider.authenticate(usernameDecoded, password); + if (returnedUser != null) { + // user authenticated + returnedUser.accountType = provider.getAccountType(); + return validateAuthentication(returnedUser, AuthenticationType.CREDENTIALS); } } } - return validateAuthentication(user, AuthenticationType.CREDENTIALS); + + // could not authenticate locally or with a provider + return null; + } + + /** + * Returns a UserModel if local authentication succeeds. + * + * @param user + * @param password + * @return a UserModel if local authentication succeeds, null otherwise + */ + protected UserModel authenticateLocal(UserModel user, char [] password) { + UserModel returnedUser = null; + if (user.password.startsWith(StringUtils.MD5_TYPE)) { + // password digest + String md5 = StringUtils.MD5_TYPE + StringUtils.getMD5(new String(password)); + if (user.password.equalsIgnoreCase(md5)) { + returnedUser = user; + } + } else if (user.password.startsWith(StringUtils.COMBINED_MD5_TYPE)) { + // username+password digest + String md5 = StringUtils.COMBINED_MD5_TYPE + + StringUtils.getMD5(user.username.toLowerCase() + new String(password)); + if (user.password.equalsIgnoreCase(md5)) { + returnedUser = user; + } + } else if (user.password.equals(new String(password))) { + // plain-text password + returnedUser = user; + } + return validateAuthentication(returnedUser, AuthenticationType.CREDENTIALS); } /** -- Gitblit v1.9.1