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SSH worker connections #408

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merged 1 commit into from
Feb 20, 2012
Merged

SSH worker connections #408

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17 changes: 13 additions & 4 deletions j/multi.j
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Original file line number Diff line number Diff line change
Expand Up @@ -950,8 +950,9 @@ function start_worker(wrfd)
error("could not bind socket")
end
io = fdio(wrfd)
write(io, port[1]) # print port
write(io, getipaddr()) # print hostname
write(io, "julia_worker:") # print header
fprintf(io, "%d#", port[1]) # print port
write(io, getipaddr()) # print hostname
write(io, '\n')
flush(io)
# close stdin; workers will not use it
Expand Down Expand Up @@ -999,8 +1000,16 @@ function start_remote_workers(machines, cmds)
end
w = cell(n)
for i=1:n
port = read(outs[i],Int16)
hostname = readline(outs[i])[1:end-1]
local hostname::String, port::Int16
while true
conninfo = readline(outs[i])
m = match(r"^julia_worker:(\d+)#(.*)", conninfo)
if m != nothing
port = parse_int(Int16, m.captures[1])
hostname = m.captures[2]
break
end
end
w[i] = Worker(hostname, port)
end
w
Expand Down