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Green Sky 2022-10-11 14:13:56 +02:00
parent 9edf3fcf2f
commit dbfdc942d7
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digraph ft_send {
fontname="Helvetica,Arial,sans-serif"
node [fontname="Helvetica,Arial,sans-serif"]
edge [fontname="Helvetica,Arial,sans-serif"]
//layout=fdp
//rankdir = LR
start;
fail [shape=doublecircle];
done [shape=doublecircle];
// peer offline (how)
start -> fail [label="peer offline"]
subgraph cluster_init {
label="Send Init";
style=filled;
//color=lightgrey;
// if it fails
sent_init1 -> sent_init2 [label="send FT_INIT"]
// if it fails again
sent_init2 -> sent_init3 [label="send FT_INIT"]
}
start -> sent_init1 [label="send FT_INIT"]
// peer offline (how)
sent_init1 -> fail [label="peer offline"]
// peer offline (how)
sent_init2 -> fail [label="peer offline"]
// give up after 3. attempt
sent_init3 -> fail [label="no ack / peer offline"]
// got an ack after an init
sent_init1 -> have_data [label="got init_ack"]
sent_init2 -> have_data [label="got init_ack"]
sent_init3 -> have_data [label="got init_ack"]
subgraph cluster_data {
label="for each data chunk";
style=filled;
//node [style=filled];
have_data -> data_awaiting_ack [label="send FT_DATA"];
data_awaiting_ack -> data_wait_for_all [label="get FT_DATA_ACK"];
data_awaiting_ack -> have_data [label="no FT_DATA_ACK"];
data_wait_for_all;
}
// fail
have_data -> fail [label="peer offline"]
data_wait_for_all -> fail [label="peer offline"]
data_wait_for_all -> done [label="all chunks acked"];
}