mirror of https://github.com/postgres/postgres
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>From the servers perspective: |
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Receives StartupPacket |
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(Is SSL_NEGOTIATE_CODE?) ----------- Normal startup |
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| No |
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| Yes |
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(Server compiled with USE_SSL?) ------- Send 'N' |
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| No | |
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| Yes Normal startup |
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Send 'S' |
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Establish SSL |
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Normal startup |
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>From the clients perspective (v6.6 client _with_ SSL): |
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Connect |
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Send packet with SSL_NEGOTIATE_CODE |
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Receive single char ------- 'S' -------- Establish SSL |
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| '<else>' | |
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| Normal startup |
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Is it 'E' for error ------------------- Retry connection |
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| Yes without SSL |
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| No |
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Is it 'N' for normal ------------------- Normal startup |
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| Yes |
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Fail with unknown |
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