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@ -36,7 +36,7 @@ func (c *connection) clientAuthenticate(config *ClientConfig) error { |
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// during the authentication phase the client first attempts the "none" method
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// then any untried methods suggested by the server.
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tried := make(map[string]bool) |
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var tried []string |
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var lastMethods []string |
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sessionID := c.transport.getSessionID() |
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@ -49,7 +49,9 @@ func (c *connection) clientAuthenticate(config *ClientConfig) error { |
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// success
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return nil |
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} else if ok == authFailure { |
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tried[auth.method()] = true |
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if m := auth.method(); !contains(tried, m) { |
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tried = append(tried, m) |
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} |
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} |
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if methods == nil { |
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methods = lastMethods |
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@ -61,7 +63,7 @@ func (c *connection) clientAuthenticate(config *ClientConfig) error { |
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findNext: |
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for _, a := range config.Auth { |
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candidateMethod := a.method() |
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if tried[candidateMethod] { |
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if contains(tried, candidateMethod) { |
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continue |
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} |
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for _, meth := range methods { |
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@ -72,16 +74,16 @@ func (c *connection) clientAuthenticate(config *ClientConfig) error { |
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} |
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} |
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} |
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return fmt.Errorf("ssh: unable to authenticate, attempted methods %v, no supported methods remain", keys(tried)) |
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return fmt.Errorf("ssh: unable to authenticate, attempted methods %v, no supported methods remain", tried) |
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} |
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func keys(m map[string]bool) []string { |
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s := make([]string, 0, len(m)) |
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for key := range m { |
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s = append(s, key) |
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func contains(list []string, e string) bool { |
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for _, s := range list { |
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if s == e { |
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return true |
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} |
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} |
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return s |
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return false |
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} |
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// An AuthMethod represents an instance of an RFC 4252 authentication method.
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6543
4 years ago
GitHub