mirror of
https://github.com/QuantumPackage/qp2.git
synced 2024-08-31 00:03:45 +02:00
1382 lines
36 KiB
Fortran
1382 lines
36 KiB
Fortran
use f77_zmq
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use omp_lib
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BEGIN_PROVIDER [ integer(ZMQ_PTR), zmq_context ]
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&BEGIN_PROVIDER [ integer(omp_lock_kind), zmq_lock ]
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use f77_zmq
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implicit none
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BEGIN_DOC
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! Context for the ZeroMQ library
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END_DOC
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call omp_init_lock(zmq_lock)
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zmq_context = 0_ZMQ_PTR
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END_PROVIDER
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BEGIN_PROVIDER [ character*(128), qp_run_address ]
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&BEGIN_PROVIDER [ integer, zmq_port_start ]
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use f77_zmq
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use c_functions
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implicit none
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BEGIN_DOC
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! Address of the qp_run socket
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! Example : tcp://130.120.229.139:12345
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END_DOC
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character*(128) :: buffer
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call getenv('QP_RUN_ADDRESS',buffer)
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if (trim(buffer) == '') then
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print *, 'This run should be started with the qp_run command'
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stop -1
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endif
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integer :: i
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do i=len(buffer),1,-1
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if ( buffer(i:i) == ':') then
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qp_run_address = trim(buffer(1:i-1))
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zmq_port_start = atoi(buffer(i+1:))
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exit
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endif
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enddo
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if (zmq_port_start == 0) then
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print *, irp_here, ': zmq_port_start is 0'
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stop -1
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endif
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END_PROVIDER
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BEGIN_PROVIDER [ character*(128), zmq_socket_pull_tcp_address ]
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&BEGIN_PROVIDER [ character*(128), zmq_socket_pair_inproc_address ]
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&BEGIN_PROVIDER [ character*(128), zmq_socket_push_tcp_address ]
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&BEGIN_PROVIDER [ character*(128), zmq_socket_pull_inproc_address ]
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&BEGIN_PROVIDER [ character*(128), zmq_socket_push_inproc_address ]
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&BEGIN_PROVIDER [ character*(128), zmq_socket_sub_tcp_address ]
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use f77_zmq
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implicit none
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BEGIN_DOC
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! Socket which pulls the results (2)
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END_DOC
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character*(8), external :: zmq_port
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zmq_socket_sub_tcp_address = trim(qp_run_address)//':'//zmq_port(1)//' '
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zmq_socket_pull_tcp_address = 'tcp://*:'//zmq_port(2)//' '
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zmq_socket_push_tcp_address = trim(qp_run_address)//':'//zmq_port(2)//' '
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zmq_socket_pull_inproc_address = 'inproc://'//zmq_port(2)//' '
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zmq_socket_push_inproc_address = zmq_socket_pull_inproc_address
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zmq_socket_pair_inproc_address = 'inproc://'//zmq_port(3)//' '
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! /!\ Don't forget to change subroutine reset_zmq_addresses
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END_PROVIDER
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subroutine reset_zmq_addresses
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use f77_zmq
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implicit none
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BEGIN_DOC
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! Socket which pulls the results (2)
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END_DOC
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character*(8), external :: zmq_port
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zmq_socket_sub_tcp_address = trim(qp_run_address)//':'//zmq_port(1)//' '
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zmq_socket_pull_tcp_address = 'tcp://*:'//zmq_port(2)//' '
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zmq_socket_push_tcp_address = trim(qp_run_address)//':'//zmq_port(2)//' '
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zmq_socket_pull_inproc_address = 'inproc://'//zmq_port(2)//' '
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zmq_socket_push_inproc_address = zmq_socket_pull_inproc_address
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zmq_socket_pair_inproc_address = 'inproc://'//zmq_port(3)//' '
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end
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subroutine switch_qp_run_to_master
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use f77_zmq
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use c_functions
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implicit none
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BEGIN_DOC
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! Address of the master qp_run socket
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! Example : tcp://130.120.229.139:12345
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END_DOC
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character*(128) :: buffer
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call getenv('QP_RUN_ADDRESS_MASTER',buffer)
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if (.not.is_zmq_slave) then
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print *, 'This run should be started with "qp_run -slave"'
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stop -1
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endif
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qp_run_address = adjustl(buffer)
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print *, 'Switched to qp_run master : ', trim(qp_run_address)
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integer :: i
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do i=len(buffer),1,-1
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if ( buffer(i:i) == ':') then
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qp_run_address = trim(buffer(1:i-1))
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zmq_port_start = atoi(buffer(i+1:))
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exit
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endif
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enddo
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call reset_zmq_addresses
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return
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if (zmq_port_start == 0) then
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print *, irp_here, ': zmq_port_start is 0'
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stop -1
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endif
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end
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function zmq_port(ishift)
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use f77_zmq
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implicit none
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BEGIN_DOC
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! Return the value of the ZMQ port from the corresponding integer
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END_DOC
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integer, intent(in) :: ishift
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character*(8) :: zmq_port
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!$OMP CRITICAL
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write(zmq_port,'(I8)') zmq_port_start+ishift
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!$OMP END CRITICAL
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zmq_port = adjustl(trim(zmq_port))
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end
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function new_zmq_to_qp_run_socket()
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use f77_zmq
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implicit none
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BEGIN_DOC
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! Socket on which the qp_run process replies
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END_DOC
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integer :: rc
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character*(8), external :: zmq_port
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integer(ZMQ_PTR) :: new_zmq_to_qp_run_socket
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call omp_set_lock(zmq_lock)
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if (zmq_context == 0_ZMQ_PTR) then
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stop 'zmq_context is uninitialized'
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endif
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new_zmq_to_qp_run_socket = f77_zmq_socket(zmq_context, ZMQ_REQ)
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call omp_unset_lock(zmq_lock)
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if (new_zmq_to_qp_run_socket == 0_ZMQ_PTR) then
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stop 'Unable to create zmq req socket'
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endif
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rc = f77_zmq_setsockopt(new_zmq_to_qp_run_socket, ZMQ_SNDTIMEO, 300000, 4)
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if (rc /= 0) then
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stop 'Unable to set send timeout in new_zmq_to_qp_run_socket'
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endif
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rc = f77_zmq_setsockopt(new_zmq_to_qp_run_socket, ZMQ_RCVTIMEO, 300000, 4)
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if (rc /= 0) then
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stop 'Unable to set recv timeout in new_zmq_to_qp_run_socket'
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endif
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rc = f77_zmq_connect(new_zmq_to_qp_run_socket, trim(qp_run_address)//':'//trim(zmq_port(0)))
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if (rc /= 0) then
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stop 'Unable to connect new_zmq_to_qp_run_socket'
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endif
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end
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function new_zmq_pair_socket(bind)
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use f77_zmq
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implicit none
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BEGIN_DOC
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! Socket on which the collector and the main communicate
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END_DOC
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logical :: bind
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integer :: rc
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character*(8), external :: zmq_port
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integer(ZMQ_PTR) :: new_zmq_pair_socket
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call omp_set_lock(zmq_lock)
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if (zmq_context == 0_ZMQ_PTR) then
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stop 'zmq_context is uninitialized'
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endif
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new_zmq_pair_socket = f77_zmq_socket(zmq_context, ZMQ_PAIR)
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call omp_unset_lock(zmq_lock)
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if (new_zmq_pair_socket == 0_ZMQ_PTR) then
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stop 'Unable to create zmq pair socket'
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endif
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rc = f77_zmq_setsockopt(new_zmq_pair_socket, ZMQ_IMMEDIATE, 1, 4)
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if (rc /= 0) then
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stop 'f77_zmq_setsockopt(new_zmq_pair_socket, ZMQ_IMMEDIATE, 1, 4)'
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endif
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if (bind) then
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rc = f77_zmq_bind(new_zmq_pair_socket,zmq_socket_pair_inproc_address)
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if (rc /= 0) then
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print *, 'f77_zmq_bind(new_zmq_pair_socket, zmq_socket_pair_inproc_address)'
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stop 'error'
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endif
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else
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rc = f77_zmq_connect(new_zmq_pair_socket,zmq_socket_pair_inproc_address)
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if (rc /= 0) then
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stop 'Unable to connect new_zmq_pair_socket'
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endif
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endif
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end
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function new_zmq_pull_socket()
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use f77_zmq
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implicit none
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BEGIN_DOC
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! Socket on which the results are sent. If thread is 1, use inproc
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END_DOC
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integer :: rc
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character*(8), external :: zmq_port
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integer(ZMQ_PTR) :: new_zmq_pull_socket
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call omp_set_lock(zmq_lock)
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if (zmq_context == 0_ZMQ_PTR) then
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stop 'zmq_context is uninitialized'
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endif
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IRP_IF ZMQ_PUSH
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new_zmq_pull_socket = f77_zmq_socket(zmq_context, ZMQ_PULL)
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IRP_ELSE
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new_zmq_pull_socket = f77_zmq_socket(zmq_context, ZMQ_REP)
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IRP_ENDIF
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call omp_unset_lock(zmq_lock)
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if (new_zmq_pull_socket == 0_ZMQ_PTR) then
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stop 'Unable to create zmq pull socket'
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endif
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rc = f77_zmq_setsockopt(new_zmq_pull_socket,ZMQ_LINGER,300000,4)
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if (rc /= 0) then
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stop 'Unable to set ZMQ_LINGER on pull socket'
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endif
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! rc = f77_zmq_setsockopt(new_zmq_pull_socket,ZMQ_RCVHWM,10,4)
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! if (rc /= 0) then
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! stop 'Unable to set ZMQ_RCVHWM on pull socket'
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! endif
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integer :: icount
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icount = 10
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do while (icount > 0)
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rc = f77_zmq_bind(new_zmq_pull_socket, zmq_socket_pull_inproc_address)
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if (rc /= 0) then
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icount = icount-1
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call sleep(3)
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else
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exit
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endif
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enddo
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if (icount == 0) then
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print *, 'Unable to bind new_zmq_pull_socket (inproc)', zmq_socket_pull_inproc_address
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stop -1
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endif
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icount = 10
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do while (icount > 0)
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rc = f77_zmq_bind(new_zmq_pull_socket, zmq_socket_pull_tcp_address)
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if (rc /= 0) then
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icount = icount-1
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zmq_socket_pull_tcp_address = 'tcp://*:'//zmq_port(2+icount*100)//' '
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zmq_socket_push_tcp_address = trim(qp_run_address)//':'//zmq_port(2+icount*100)//' '
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else
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exit
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endif
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enddo
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if (icount == 0) then
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print *, 'Unable to bind new_zmq_pull_socket (tcp)', zmq_socket_pull_tcp_address
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stop -1
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endif
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end
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function new_zmq_push_socket(thread)
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use f77_zmq
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implicit none
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BEGIN_DOC
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! Socket on which the results are sent. If thread is 1, use inproc
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END_DOC
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integer, intent(in) :: thread
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integer :: rc
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integer(ZMQ_PTR) :: new_zmq_push_socket
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call omp_set_lock(zmq_lock)
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if (zmq_context == 0_ZMQ_PTR) then
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stop 'zmq_context is uninitialized'
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endif
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IRP_IF ZMQ_PUSH
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new_zmq_push_socket = f77_zmq_socket(zmq_context, ZMQ_PUSH)
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IRP_ELSE
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new_zmq_push_socket = f77_zmq_socket(zmq_context, ZMQ_REQ)
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IRP_ENDIF
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call omp_unset_lock(zmq_lock)
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if (new_zmq_push_socket == 0_ZMQ_PTR) then
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stop 'Unable to create zmq push socket'
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endif
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rc = f77_zmq_setsockopt(new_zmq_push_socket,ZMQ_LINGER,300000,4)
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if (rc /= 0) then
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stop 'Unable to set ZMQ_LINGER on push socket'
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endif
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! rc = f77_zmq_setsockopt(new_zmq_push_socket,ZMQ_SNDHWM,1,4)
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! if (rc /= 0) then
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! stop 'Unable to set ZMQ_SNDHWM on push socket'
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! endif
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rc = f77_zmq_setsockopt(new_zmq_push_socket,ZMQ_IMMEDIATE,1,4)
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if (rc /= 0) then
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stop 'Unable to set ZMQ_IMMEDIATE on push socket'
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endif
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rc = f77_zmq_setsockopt(new_zmq_push_socket, ZMQ_SNDTIMEO, 300000, 4)
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if (rc /= 0) then
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stop 'Unable to set send timout in new_zmq_push_socket'
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endif
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if (thread == 1) then
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rc = f77_zmq_connect(new_zmq_push_socket, zmq_socket_push_inproc_address)
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else
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rc = f77_zmq_connect(new_zmq_push_socket, zmq_socket_push_tcp_address)
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endif
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if (rc /= 0) then
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stop 'Unable to connect new_zmq_push_socket'
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endif
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end
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function new_zmq_sub_socket()
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use f77_zmq
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implicit none
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BEGIN_DOC
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! Socket to read the state published by the Task server
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END_DOC
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integer :: rc
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integer(ZMQ_PTR) :: new_zmq_sub_socket
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call omp_set_lock(zmq_lock)
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if (zmq_context == 0_ZMQ_PTR) then
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stop 'zmq_context is uninitialized'
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endif
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new_zmq_sub_socket = f77_zmq_socket(zmq_context, ZMQ_SUB)
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call omp_unset_lock(zmq_lock)
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if (new_zmq_sub_socket == 0_ZMQ_PTR) then
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stop 'Unable to create zmq sub socket'
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endif
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! rc = f77_zmq_setsockopt(new_zmq_sub_socket,ZMQ_RCVTIMEO,10000,4)
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! if (rc /= 0) then
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! stop 'Unable to set timeout in new_zmq_sub_socket'
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! endif
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rc = f77_zmq_setsockopt(new_zmq_sub_socket,ZMQ_CONFLATE,1,4)
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if (rc /= 0) then
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stop 'Unable to set conflate in new_zmq_sub_socket'
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endif
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rc = f77_zmq_setsockopt(new_zmq_sub_socket,ZMQ_SUBSCRIBE,"",0)
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if (rc /= 0) then
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stop 'Unable to subscribe new_zmq_sub_socket'
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endif
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rc = f77_zmq_connect(new_zmq_sub_socket, zmq_socket_sub_tcp_address)
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if (rc /= 0) then
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stop 'Unable to connect new_zmq_sub_socket'
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endif
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end
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subroutine end_zmq_sub_socket(zmq_socket_sub)
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use f77_zmq
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implicit none
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BEGIN_DOC
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! Terminate socket on which the results are sent.
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END_DOC
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integer(ZMQ_PTR), intent(in) :: zmq_socket_sub
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integer :: rc
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call omp_set_lock(zmq_lock)
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rc = f77_zmq_close(zmq_socket_sub)
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call omp_unset_lock(zmq_lock)
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if (rc /= 0) then
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print *, 'f77_zmq_close(zmq_socket_sub)'
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stop 'error'
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endif
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end
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subroutine end_zmq_pair_socket(zmq_socket_pair)
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use f77_zmq
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implicit none
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BEGIN_DOC
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! Terminate socket on which the results are sent.
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END_DOC
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integer(ZMQ_PTR), intent(in) :: zmq_socket_pair
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integer :: rc
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call omp_set_lock(zmq_lock)
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rc = f77_zmq_close(zmq_socket_pair)
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call omp_unset_lock(zmq_lock)
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if (rc /= 0) then
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print *, 'f77_zmq_close(zmq_socket_pair)'
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stop 'error'
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endif
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end
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subroutine end_zmq_pull_socket(zmq_socket_pull)
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use f77_zmq
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implicit none
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BEGIN_DOC
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! Terminate socket on which the results are sent.
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END_DOC
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integer(ZMQ_PTR), intent(in) :: zmq_socket_pull
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integer :: rc
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! rc = f77_zmq_setsockopt(zmq_socket_pull,ZMQ_LINGER,0,4)
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! if (rc /= 0) then
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! stop 'Unable to set ZMQ_LINGER on pull socket'
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! endif
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call omp_set_lock(zmq_lock)
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rc = f77_zmq_close(zmq_socket_pull)
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call omp_unset_lock(zmq_lock)
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if (rc /= 0) then
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print *, 'f77_zmq_close(zmq_socket_pull)'
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stop 'error'
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endif
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end
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subroutine end_zmq_push_socket(zmq_socket_push,thread)
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implicit none
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use f77_zmq
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BEGIN_DOC
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! Terminate socket on which the results are sent.
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END_DOC
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integer, intent(in) :: thread
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integer(ZMQ_PTR), intent(in) :: zmq_socket_push
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integer :: rc
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rc = f77_zmq_setsockopt(zmq_socket_push,ZMQ_LINGER,300000,4)
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if (rc /= 0) then
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print *, 'warning: Unable to set ZMQ_LINGER on push socket'
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endif
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call omp_set_lock(zmq_lock)
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rc = f77_zmq_close(zmq_socket_push)
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call omp_unset_lock(zmq_lock)
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if (rc /= 0) then
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print *, 'f77_zmq_close(zmq_socket_push)'
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stop 'error'
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endif
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end
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BEGIN_PROVIDER [ character*(128), zmq_state ]
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implicit none
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BEGIN_DOC
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! Threads executing work through the ZeroMQ interface
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END_DOC
|
|
zmq_state = 'No_state'
|
|
END_PROVIDER
|
|
|
|
subroutine new_parallel_job(zmq_to_qp_run_socket,zmq_socket_pull,name_in)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! Start a new parallel job with name 'name'. The slave tasks execute subroutine 'slave'
|
|
END_DOC
|
|
character*(*), intent(in) :: name_in
|
|
|
|
character*(512) :: message, name
|
|
integer :: rc, sze
|
|
integer(ZMQ_PTR),external :: new_zmq_to_qp_run_socket
|
|
integer(ZMQ_PTR),external :: new_zmq_pull_socket
|
|
integer(ZMQ_PTR), intent(out) :: zmq_to_qp_run_socket, zmq_socket_pull
|
|
integer, save :: icount=0
|
|
|
|
icount = icount+1
|
|
call omp_set_lock(zmq_lock)
|
|
zmq_context = f77_zmq_ctx_new ()
|
|
call omp_unset_lock(zmq_lock)
|
|
if (zmq_context == 0_ZMQ_PTR) then
|
|
stop 'ZMQ_PTR is null'
|
|
endif
|
|
! rc = f77_zmq_ctx_set(zmq_context, ZMQ_IO_THREADS, nproc)
|
|
! if (rc /= 0) then
|
|
! print *, 'Unable to set the number of ZMQ IO threads to', nproc
|
|
! endif
|
|
|
|
|
|
zmq_to_qp_run_socket = new_zmq_to_qp_run_socket()
|
|
zmq_socket_pull = new_zmq_pull_socket ()
|
|
!$OMP CRITICAL
|
|
write(name,'(A,I8.8)') trim(name_in)//'.', icount
|
|
!$OMP END CRITICAL
|
|
sze = len(trim(name))
|
|
zmq_state = trim(name)
|
|
call lowercase(name,sze)
|
|
message = 'new_job '//trim(name)//' '//zmq_socket_push_tcp_address//' '//zmq_socket_pull_inproc_address
|
|
sze = len(trim(message))
|
|
rc = f77_zmq_send(zmq_to_qp_run_socket,message,sze,0)
|
|
if (rc /= sze) then
|
|
print *, irp_here, ':f77_zmq_send(zmq_to_qp_run_socket,message,sze,0)'
|
|
stop 'error'
|
|
endif
|
|
rc = f77_zmq_recv(zmq_to_qp_run_socket,message,510,0)
|
|
message = trim(message(1:rc))
|
|
if (message(1:2) /= 'ok') then
|
|
print *, trim(message(1:rc))
|
|
print *, 'Unable to start parallel job : '//name
|
|
stop 1
|
|
endif
|
|
|
|
end
|
|
|
|
integer function zmq_set_running(zmq_to_qp_run_socket)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! Set the job to Running in QP-run
|
|
END_DOC
|
|
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket
|
|
character*(512) :: message
|
|
integer :: rc, sze
|
|
|
|
zmq_set_running = 0
|
|
message = 'set_running'
|
|
sze = len(trim(message))
|
|
rc = f77_zmq_send(zmq_to_qp_run_socket,message,sze,0)
|
|
if (rc /= sze) then
|
|
zmq_set_running = -1
|
|
return
|
|
endif
|
|
rc = f77_zmq_recv(zmq_to_qp_run_socket,message,510,0)
|
|
message = trim(message(1:rc))
|
|
if (message(1:2) /= 'ok') then
|
|
zmq_set_running = -1
|
|
return
|
|
endif
|
|
|
|
end
|
|
|
|
|
|
subroutine end_parallel_job(zmq_to_qp_run_socket,zmq_socket_pull,name_in)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! End a new parallel job with name 'name'. The slave tasks execute subroutine 'slave'
|
|
END_DOC
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket, zmq_socket_pull
|
|
character*(*), intent(in) :: name_in
|
|
|
|
character*(512) :: message, name
|
|
integer :: i,rc, sze
|
|
integer, save :: icount=0
|
|
|
|
icount = icount+1
|
|
!$OMP CRITICAL
|
|
write(name,'(A,I8.8)') trim(name_in)//'.', icount
|
|
!$OMP END CRITICAL
|
|
sze = len(trim(name))
|
|
call lowercase(name,sze)
|
|
if (name /= zmq_state) then
|
|
stop 'Wrong end of job'
|
|
endif
|
|
|
|
message = repeat(' ',512)
|
|
do i=360,1,-1
|
|
rc = f77_zmq_send(zmq_to_qp_run_socket, 'end_job '//trim(zmq_state),8+len(trim(zmq_state)),0)
|
|
rc = f77_zmq_recv(zmq_to_qp_run_socket, message, 512, 0)
|
|
if (trim(message(1:13)) == 'error waiting') then
|
|
call sleep(1)
|
|
cycle
|
|
else if (message(1:2) == 'ok') then
|
|
exit
|
|
endif
|
|
end do
|
|
if (i==0) then
|
|
print *, '.. Forcing kill ..'
|
|
rc = f77_zmq_send(zmq_to_qp_run_socket, 'end_job force',13,0)
|
|
rc = f77_zmq_recv(zmq_to_qp_run_socket, message, 512, 0)
|
|
endif
|
|
call end_zmq_to_qp_run_socket(zmq_to_qp_run_socket)
|
|
call end_zmq_pull_socket(zmq_socket_pull)
|
|
|
|
call omp_set_lock(zmq_lock)
|
|
zmq_state = 'No_state'
|
|
rc = f77_zmq_ctx_term(zmq_context)
|
|
zmq_context = 0_ZMQ_PTR
|
|
call omp_unset_lock(zmq_lock)
|
|
if (rc /= 0) then
|
|
print *, 'Unable to terminate ZMQ context'
|
|
stop 'error'
|
|
endif
|
|
end
|
|
|
|
integer function connect_to_taskserver(zmq_to_qp_run_socket,worker_id,thread)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! Connect to the task server and obtain the worker ID
|
|
END_DOC
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket
|
|
integer, intent(out) :: worker_id
|
|
integer, intent(in) :: thread
|
|
|
|
character*(512) :: message
|
|
character*(128) :: reply, state, address
|
|
integer :: rc
|
|
|
|
!Success
|
|
connect_to_taskserver = 0
|
|
|
|
if (thread == 1) then
|
|
rc = f77_zmq_send(zmq_to_qp_run_socket, "connect inproc", 14, 0)
|
|
if (rc /= 14) then
|
|
connect_to_taskserver = -1
|
|
return
|
|
endif
|
|
else
|
|
rc = f77_zmq_send(zmq_to_qp_run_socket, "connect tcp", 11, 0)
|
|
if (rc /= 11) then
|
|
connect_to_taskserver = -1
|
|
return
|
|
endif
|
|
endif
|
|
|
|
message = repeat(' ',512)
|
|
rc = f77_zmq_recv(zmq_to_qp_run_socket, message, 510, 0)
|
|
message = trim(message(1:rc))
|
|
if(message(1:5) == "error") then
|
|
connect_to_taskserver = -1
|
|
return
|
|
end if
|
|
|
|
call sscanf_ssds(message, reply, state, worker_id, address)
|
|
|
|
if (trim(reply) /= 'connect_reply') then
|
|
connect_to_taskserver = -1
|
|
return
|
|
endif
|
|
|
|
if (trim(state) /= zmq_state) then
|
|
integer, external :: disconnect_from_taskserver_state
|
|
if (disconnect_from_taskserver_state(zmq_to_qp_run_socket, worker_id, state) == -1) then
|
|
print *, irp_here//': Wrong zmq_state. Disconnecting.'
|
|
continue
|
|
endif
|
|
connect_to_taskserver = -1
|
|
endif
|
|
|
|
end
|
|
|
|
integer function disconnect_from_taskserver(zmq_to_qp_run_socket, worker_id)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! Disconnect from the task server
|
|
END_DOC
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket
|
|
integer, intent(in) :: worker_id
|
|
integer, external :: disconnect_from_taskserver_state
|
|
disconnect_from_taskserver = disconnect_from_taskserver_state(zmq_to_qp_run_socket, worker_id, zmq_state)
|
|
end
|
|
|
|
integer function disconnect_from_taskserver_state(zmq_to_qp_run_socket, worker_id, state)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! Disconnect from the task server
|
|
END_DOC
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket
|
|
integer, intent(in) :: worker_id
|
|
character*(128), intent(in) :: state
|
|
|
|
integer :: rc, sze
|
|
character*(512) :: message, reply
|
|
character*(128) :: state_tmp
|
|
|
|
disconnect_from_taskserver_state = -1
|
|
|
|
!$OMP CRITICAL
|
|
write(message,*) 'disconnect '//trim(state), worker_id
|
|
!$OMP END CRITICAL
|
|
|
|
sze = min(510,len(trim(message)))
|
|
rc = f77_zmq_send(zmq_to_qp_run_socket, trim(message), sze, 0)
|
|
|
|
if (rc /= sze) then
|
|
disconnect_from_taskserver_state = -2
|
|
return
|
|
endif
|
|
|
|
rc = f77_zmq_recv(zmq_to_qp_run_socket, message, 510, 0)
|
|
if (rc <= 0) then
|
|
disconnect_from_taskserver_state = -3
|
|
return
|
|
endif
|
|
rc = min(510,rc)
|
|
message = trim(message(1:rc))
|
|
|
|
call sscanf_ss(message, reply, state_tmp)
|
|
|
|
if (trim(state_tmp) /= trim(state)) then
|
|
return
|
|
endif
|
|
|
|
if ((trim(reply) == 'disconnect_reply')) then
|
|
disconnect_from_taskserver_state = 0
|
|
endif
|
|
end
|
|
|
|
integer function add_task_to_taskserver(zmq_to_qp_run_socket,task)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! Get a task from the task server
|
|
END_DOC
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket
|
|
character*(*), intent(in) :: task
|
|
|
|
integer :: rc, sze
|
|
character(len=:), allocatable :: message
|
|
|
|
add_task_to_taskserver = 0
|
|
|
|
sze = len(trim(task)) + len(trim(zmq_state))+11
|
|
allocate(character(len=sze) :: message)
|
|
message='add_task '//trim(zmq_state)//' '//trim(task)
|
|
sze = len(message)
|
|
rc = f77_zmq_send(zmq_to_qp_run_socket, message, sze, 0)
|
|
|
|
if (rc /= sze) then
|
|
add_task_to_taskserver = -1
|
|
return
|
|
endif
|
|
|
|
rc = f77_zmq_recv(zmq_to_qp_run_socket, message, sze-1, 0)
|
|
if (message(1:rc) /= 'ok') then
|
|
print *, 'add_task_to_taskserver: '//trim(message(1:rc))
|
|
add_task_to_taskserver = -1
|
|
return
|
|
endif
|
|
deallocate(message)
|
|
|
|
end
|
|
|
|
|
|
integer function zmq_abort(zmq_to_qp_run_socket)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! Aborts a running parallel computation
|
|
END_DOC
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket
|
|
integer :: rc, sze, i
|
|
integer, parameter :: count_max=60
|
|
character*(512) :: message
|
|
zmq_abort = 0
|
|
|
|
!$OMP CRITICAL
|
|
write(message,*) 'abort '
|
|
!$OMP END CRITICAL
|
|
|
|
|
|
sze = len(trim(message))
|
|
do i=1,count_max
|
|
rc = f77_zmq_send(zmq_to_qp_run_socket, trim(message), sze, 0)
|
|
if (rc == sze) exit
|
|
call sleep(1)
|
|
enddo
|
|
if (rc /= sze) then
|
|
print *, 'zmq_abort: rc /= sze', rc, sze
|
|
zmq_abort = -1
|
|
return
|
|
endif
|
|
|
|
do i=1,count_max
|
|
rc = f77_zmq_recv(zmq_to_qp_run_socket, message, 510, 0)
|
|
if (trim(message(1:rc)) == 'ok') exit
|
|
call sleep(1)
|
|
enddo
|
|
if (trim(message(1:rc)) /= 'ok') then
|
|
print *, 'zmq_abort: ', rc, ':', trim(message(1:rc))
|
|
zmq_abort = -1
|
|
return
|
|
endif
|
|
|
|
end
|
|
|
|
integer function task_done_to_taskserver(zmq_to_qp_run_socket, worker_id, task_id)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! Get a task from the task server
|
|
END_DOC
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket
|
|
integer, intent(in) :: worker_id, task_id
|
|
|
|
integer :: rc, sze
|
|
character*(512) :: message
|
|
|
|
task_done_to_taskserver = 0
|
|
|
|
!$OMP CRITICAL
|
|
write(message,*) 'task_done '//trim(zmq_state), worker_id, task_id
|
|
!$OMP END CRITICAL
|
|
|
|
sze = len(trim(message))
|
|
rc = f77_zmq_send(zmq_to_qp_run_socket, trim(message), sze, 0)
|
|
if (rc /= sze) then
|
|
task_done_to_taskserver = -1
|
|
return
|
|
endif
|
|
|
|
rc = f77_zmq_recv(zmq_to_qp_run_socket, message, 510, 0)
|
|
if (trim(message(1:rc)) /= 'ok') then
|
|
print *, 'task_done_to_taskserver: '//trim(message(1:rc))
|
|
task_done_to_taskserver = -1
|
|
return
|
|
endif
|
|
|
|
end
|
|
|
|
integer function tasks_done_to_taskserver(zmq_to_qp_run_socket, worker_id, task_id, n_tasks)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! Get a task from the task server
|
|
END_DOC
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket
|
|
integer, intent(in) :: n_tasks, worker_id, task_id(n_tasks)
|
|
|
|
integer :: rc, sze, k
|
|
character(LEN=:), allocatable :: message
|
|
character*(64) :: fmt
|
|
|
|
tasks_done_to_taskserver = 0
|
|
|
|
!$OMP CRITICAL
|
|
allocate(character(LEN=64+n_tasks*12) :: message)
|
|
write(fmt,*) '(A,X,A,I10,X,', n_tasks, '(I11,1X))'
|
|
write(message,*) 'task_done '//trim(zmq_state), worker_id, (task_id(k), k=1,n_tasks)
|
|
!$OMP END CRITICAL
|
|
|
|
sze = len(trim(message))
|
|
rc = f77_zmq_send(zmq_to_qp_run_socket, trim(message), sze, 0)
|
|
if (rc == -1) then
|
|
tasks_done_to_taskserver = -1
|
|
deallocate(message)
|
|
return
|
|
endif
|
|
|
|
if (rc /= sze) then
|
|
tasks_done_to_taskserver = -1
|
|
deallocate(message)
|
|
return
|
|
endif
|
|
|
|
rc = f77_zmq_recv(zmq_to_qp_run_socket, message, 64, 0)
|
|
if (trim(message(1:rc)) /= 'ok') then
|
|
print *, 'tasks_done_to_taskserver: '//trim(message(1:rc))
|
|
tasks_done_to_taskserver = -1
|
|
endif
|
|
deallocate(message)
|
|
|
|
end
|
|
|
|
integer function get_task_from_taskserver(zmq_to_qp_run_socket,worker_id,task_id,task)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! Get a task from the task server
|
|
END_DOC
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket
|
|
integer, intent(in) :: worker_id
|
|
integer, intent(out) :: task_id
|
|
character*(512), intent(out) :: task
|
|
|
|
character*(1024) :: message
|
|
character*(64) :: reply
|
|
integer :: rc, sze, i
|
|
|
|
get_task_from_taskserver = 0
|
|
|
|
!$OMP CRITICAL
|
|
write(message,*) 'get_task '//trim(zmq_state), worker_id
|
|
!$OMP END CRITICAL
|
|
|
|
sze = len(trim(message))
|
|
rc = f77_zmq_send(zmq_to_qp_run_socket, message, sze, 0)
|
|
if (rc /= sze) then
|
|
get_task_from_taskserver = -1
|
|
return
|
|
endif
|
|
|
|
task_id = 0
|
|
message = ' '
|
|
rc = f77_zmq_recv(zmq_to_qp_run_socket, message, 1024, 0)
|
|
i = 1
|
|
do while (message(i:i) /= ' ')
|
|
i = i+1
|
|
enddo
|
|
reply = message(1:i-1)
|
|
if (reply == 'get_task_reply') then
|
|
call sscanf_sd(message, reply, task_id)
|
|
rc = 15
|
|
do while (rc < 1024 .and. message(rc:rc) == ' ')
|
|
rc += 1
|
|
enddo
|
|
do while (rc < 1024 .and. message(rc:rc) /= ' ')
|
|
rc += 1
|
|
enddo
|
|
rc += 1
|
|
task = message(rc:)
|
|
else if (trim(reply) == 'terminate') then
|
|
task = 'terminate'
|
|
else if (trim(message) == 'error No job is running') then
|
|
task = 'terminate'
|
|
else if (trim(message) == 'error Wrong state') then
|
|
task = 'terminate'
|
|
else
|
|
get_task_from_taskserver = -1
|
|
return
|
|
endif
|
|
|
|
end
|
|
|
|
|
|
integer function get_tasks_from_taskserver(zmq_to_qp_run_socket,worker_id,task_id,task,n_tasks)
|
|
use c_functions
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! Get multiple tasks from the task server
|
|
END_DOC
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket
|
|
integer, intent(in) :: worker_id
|
|
integer, intent(inout) :: n_tasks
|
|
integer, intent(out) :: task_id(n_tasks)
|
|
character*(512), intent(out) :: task(n_tasks)
|
|
|
|
character*(1024) :: message
|
|
character*(64) :: reply
|
|
integer :: rc, sze, i
|
|
|
|
get_tasks_from_taskserver = 0
|
|
|
|
!$OMP CRITICAL
|
|
write(message,'(A,A,X,I10,I10)') 'get_tasks ', trim(zmq_state), worker_id, n_tasks
|
|
!$OMP END CRITICAL
|
|
|
|
sze = len(trim(message))
|
|
rc = f77_zmq_send(zmq_to_qp_run_socket, message, sze, 0)
|
|
if (rc /= sze) then
|
|
get_tasks_from_taskserver = -1
|
|
return
|
|
endif
|
|
|
|
message = repeat(' ',1024)
|
|
rc = f77_zmq_recv(zmq_to_qp_run_socket, message, 1024, 0)
|
|
if (rc <= 0) then
|
|
get_tasks_from_taskserver = -1
|
|
return
|
|
endif
|
|
if (trim(message) == 'get_tasks_reply ok') then
|
|
continue
|
|
else if (trim(message) == 'terminate') then
|
|
task_id(1) = 0
|
|
task(1) = 'terminate'
|
|
else if (trim(message) == 'error No job is running') then
|
|
task_id(1) = 0
|
|
task(1) = 'terminate'
|
|
else
|
|
get_tasks_from_taskserver = -1
|
|
return
|
|
endif
|
|
|
|
task(:) = repeat(' ',512)
|
|
do i=1,n_tasks
|
|
message = repeat(' ',512)
|
|
rc = f77_zmq_recv(zmq_to_qp_run_socket, message, 1024, 0)
|
|
if (rc <= 0) then
|
|
get_tasks_from_taskserver = -1
|
|
return
|
|
endif
|
|
rc = min(1024,rc)
|
|
task_id(i) = atoi(message(1:rc))
|
|
if (task_id(i) == 0) then
|
|
task(i) = 'terminate'
|
|
n_tasks = i
|
|
exit
|
|
endif
|
|
rc = 1
|
|
do while (rc < 1024 .and. message(rc:rc) == ' ')
|
|
rc += 1
|
|
enddo
|
|
do while (rc < 1024 .and. message(rc:rc) /= ' ')
|
|
rc += 1
|
|
enddo
|
|
rc += 1
|
|
task(i) = message(rc:)
|
|
enddo
|
|
return
|
|
|
|
10 continue
|
|
get_tasks_from_taskserver = -1
|
|
return
|
|
|
|
end
|
|
|
|
|
|
subroutine end_zmq_to_qp_run_socket(zmq_to_qp_run_socket)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! Terminate the socket from the application to qp_run
|
|
END_DOC
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket
|
|
integer :: rc
|
|
|
|
rc = f77_zmq_setsockopt(zmq_to_qp_run_socket,ZMQ_LINGER,300000,4)
|
|
if (rc /= 0) then
|
|
print *, 'warning: Unable to set ZMQ_LINGER on zmq_to_qp_run_socket'
|
|
endif
|
|
|
|
rc = f77_zmq_close(zmq_to_qp_run_socket)
|
|
if (rc /= 0) then
|
|
print *, 'f77_zmq_close(zmq_to_qp_run_socket)'
|
|
stop 'error'
|
|
endif
|
|
|
|
end
|
|
|
|
integer function zmq_delete_task(zmq_to_qp_run_socket,zmq_socket_pull,task_id,more)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! When a task is done, it has to be removed from the list of tasks on the qp_run
|
|
! queue. This guarantees that the results have been received in the pull.
|
|
END_DOC
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket
|
|
integer(ZMQ_PTR) :: zmq_socket_pull
|
|
integer, intent(in) :: task_id
|
|
integer, intent(out) :: more
|
|
integer :: rc
|
|
character*(512) :: message
|
|
|
|
zmq_delete_task = 0
|
|
|
|
!$OMP CRITICAL
|
|
write(message,*) 'del_task ', zmq_state, task_id
|
|
!$OMP END CRITICAL
|
|
rc = f77_zmq_send(zmq_to_qp_run_socket,trim(message),len(trim(message)),0)
|
|
if (rc /= len(trim(message))) then
|
|
zmq_delete_task = -1
|
|
return
|
|
endif
|
|
|
|
character*(64) :: reply
|
|
reply = ''
|
|
rc = f77_zmq_recv(zmq_to_qp_run_socket,reply,64,0)
|
|
|
|
if (reply(16:19) == 'more') then
|
|
more = 1
|
|
else if (reply(16:19) == 'done') then
|
|
more = 0
|
|
else
|
|
zmq_delete_task = -1
|
|
return
|
|
endif
|
|
end
|
|
|
|
integer function zmq_delete_task_async_send(zmq_to_qp_run_socket,task_id,sending)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! When a task is done, it has to be removed from the list of tasks on the qp_run
|
|
! queue. This guarantees that the results have been received in the pull.
|
|
END_DOC
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket
|
|
integer, intent(in) :: task_id
|
|
logical, intent(inout) :: sending
|
|
integer :: rc
|
|
character*(512) :: message
|
|
|
|
if (sending) then
|
|
print *, irp_here, ': sending=true'
|
|
stop -1
|
|
endif
|
|
zmq_delete_task_async_send = 0
|
|
|
|
!$OMP CRITICAL
|
|
write(message,*) 'del_task ', zmq_state, task_id
|
|
!$OMP END CRITICAL
|
|
rc = f77_zmq_send(zmq_to_qp_run_socket,trim(message),len(trim(message)),0)
|
|
if (rc /= len(trim(message))) then
|
|
zmq_delete_task_async_send = -1
|
|
return
|
|
endif
|
|
sending = .True.
|
|
|
|
end
|
|
|
|
integer function zmq_delete_task_async_recv(zmq_to_qp_run_socket,more,sending)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! When a task is done, it has to be removed from the list of tasks on the qp_run
|
|
! queue. This guarantees that the results have been received in the pull.
|
|
END_DOC
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket
|
|
integer, intent(out) :: more
|
|
logical, intent(inout) :: sending
|
|
integer :: rc
|
|
character*(512) :: message
|
|
character*(64) :: reply
|
|
zmq_delete_task_async_recv = 0
|
|
if (.not.sending) return
|
|
sending = .False.
|
|
reply = ''
|
|
rc = f77_zmq_recv(zmq_to_qp_run_socket,reply,64,0)
|
|
if (reply(16:19) == 'more') then
|
|
more = 1
|
|
else if (reply(16:19) == 'done') then
|
|
more = 0
|
|
else
|
|
print *, reply(1:rc)
|
|
zmq_delete_task_async_recv = -1
|
|
return
|
|
endif
|
|
end
|
|
|
|
integer function zmq_delete_tasks(zmq_to_qp_run_socket,zmq_socket_pull,task_id,n_tasks,more)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! When a task is done, it has to be removed from the list of tasks on the qp_run
|
|
! queue. This guarantees that the results have been received in the pull.
|
|
END_DOC
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket
|
|
integer(ZMQ_PTR) :: zmq_socket_pull
|
|
integer, intent(in) :: n_tasks, task_id(n_tasks)
|
|
integer, intent(out) :: more
|
|
integer :: rc, k
|
|
character*(64) :: fmt, reply
|
|
character(LEN=:), allocatable :: message
|
|
|
|
zmq_delete_tasks = 0
|
|
|
|
allocate(character(LEN=64+n_tasks*12) :: message)
|
|
|
|
!$OMP CRITICAL
|
|
write(fmt,*) '(A,1X,A,1X,', n_tasks, '(I11,1X))'
|
|
write(message,*) 'del_task '//trim(zmq_state), (task_id(k), k=1,n_tasks)
|
|
!$OMP END CRITICAL
|
|
|
|
|
|
rc = f77_zmq_send(zmq_to_qp_run_socket,trim(message),len(trim(message)),0)
|
|
if (rc /= len(trim(message))) then
|
|
zmq_delete_tasks = -1
|
|
deallocate(message)
|
|
return
|
|
endif
|
|
deallocate(message)
|
|
|
|
reply = ''
|
|
rc = f77_zmq_recv(zmq_to_qp_run_socket,reply,64,0)
|
|
|
|
if (reply(16:19) == 'more') then
|
|
more = 1
|
|
else if (reply(16:19) == 'done') then
|
|
more = 0
|
|
else
|
|
zmq_delete_tasks = -1
|
|
endif
|
|
end
|
|
|
|
integer function zmq_delete_tasks_async_send(zmq_to_qp_run_socket,task_id,n_tasks,sending)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! When a task is done, it has to be removed from the list of tasks on the qp_run
|
|
! queue. This guarantees that the results have been received in the pull.
|
|
END_DOC
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket
|
|
integer, intent(in) :: n_tasks, task_id(n_tasks)
|
|
logical, intent(inout) :: sending
|
|
integer :: rc, k
|
|
character*(64) :: fmt, reply
|
|
character(LEN=:), allocatable :: message
|
|
|
|
if (sending) then
|
|
print *, irp_here, ': sending is true'
|
|
stop -1
|
|
endif
|
|
sending = .True.
|
|
zmq_delete_tasks_async_send = 0
|
|
|
|
allocate(character(LEN=64+n_tasks*12) :: message)
|
|
|
|
!$OMP CRITICAL
|
|
write(fmt,*) '(A,1X,A,1X,', n_tasks, '(I11,1X))'
|
|
write(message,*) 'del_task '//trim(zmq_state), (task_id(k), k=1,n_tasks)
|
|
!$OMP END CRITICAL
|
|
|
|
|
|
rc = f77_zmq_send(zmq_to_qp_run_socket,trim(message),len(trim(message)),0)
|
|
if (rc /= len(trim(message))) then
|
|
zmq_delete_tasks_async_send = -1
|
|
deallocate(message)
|
|
return
|
|
endif
|
|
deallocate(message)
|
|
|
|
end
|
|
|
|
|
|
integer function zmq_delete_tasks_async_recv(zmq_to_qp_run_socket,more,sending)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! When a task is done, it has to be removed from the list of tasks on the qp_run
|
|
! queue. This guarantees that the results have been received in the pull.
|
|
END_DOC
|
|
integer(ZMQ_PTR), intent(in) :: zmq_to_qp_run_socket
|
|
integer, intent(out) :: more
|
|
logical, intent(inout) :: sending
|
|
integer :: rc
|
|
character*(64) :: reply
|
|
|
|
zmq_delete_tasks_async_recv = 0
|
|
if (.not.sending) return
|
|
|
|
reply = ''
|
|
rc = f77_zmq_recv(zmq_to_qp_run_socket,reply,64,0)
|
|
|
|
if (reply(16:19) == 'more') then
|
|
more = 1
|
|
else if (reply(16:19) == 'done') then
|
|
more = 0
|
|
else
|
|
zmq_delete_tasks_async_recv = -1
|
|
endif
|
|
sending = .False.
|
|
end
|
|
|
|
|
|
subroutine wait_for_next_state(state)
|
|
use f77_zmq
|
|
implicit none
|
|
|
|
character*(64), intent(out) :: state
|
|
integer(ZMQ_PTR) :: zmq_socket_sub
|
|
integer(ZMQ_PTR), external :: new_zmq_sub_socket
|
|
integer :: rc
|
|
|
|
zmq_socket_sub = new_zmq_sub_socket()
|
|
state = 'Waiting'
|
|
do while(state == "Waiting")
|
|
rc = f77_zmq_recv( zmq_socket_sub, state, 64, 0)
|
|
if (rc > 0) then
|
|
state = trim(state(1:rc))
|
|
else
|
|
print *, 'Timeout reached. Stopping'
|
|
state = "Stopped"
|
|
end if
|
|
end do
|
|
call end_zmq_sub_socket(zmq_socket_sub)
|
|
end subroutine
|
|
|
|
|
|
subroutine wait_for_state(state_wait,state)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! Wait for the ZMQ state to be ready
|
|
END_DOC
|
|
character*(64), intent(in) :: state_wait
|
|
character*(64), intent(out) :: state
|
|
integer(ZMQ_PTR) :: zmq_socket_sub
|
|
integer(ZMQ_PTR), external :: new_zmq_sub_socket
|
|
integer :: rc
|
|
|
|
zmq_socket_sub = new_zmq_sub_socket()
|
|
state = 'Waiting'
|
|
do while (trim(state) /= trim(state_wait) .and. trim(state) /= 'Stopped')
|
|
rc = f77_zmq_recv( zmq_socket_sub, state, 64, 0)
|
|
if (rc > 0) then
|
|
state = trim(state(1:rc))
|
|
else
|
|
print *, 'Timeout reached. Stopping'
|
|
state = "Stopped"
|
|
endif
|
|
end do
|
|
call end_zmq_sub_socket(zmq_socket_sub)
|
|
end
|
|
|
|
|
|
|
|
subroutine wait_for_states(state_wait,state,n)
|
|
use f77_zmq
|
|
implicit none
|
|
BEGIN_DOC
|
|
! Wait for the ZMQ state to be ready
|
|
END_DOC
|
|
integer, intent(in) :: n
|
|
character*(64), intent(in) :: state_wait(n)
|
|
character*(64), intent(out) :: state
|
|
integer(ZMQ_PTR) :: zmq_socket_sub
|
|
integer(ZMQ_PTR), external :: new_zmq_sub_socket
|
|
integer :: rc, i
|
|
integer :: sze(n)
|
|
logical :: condition
|
|
|
|
do i=1,n
|
|
sze(i) = len(trim(state_wait(i)))
|
|
enddo
|
|
|
|
zmq_socket_sub = new_zmq_sub_socket()
|
|
state = 'Waiting'
|
|
condition = .True.
|
|
do while (condition)
|
|
rc = f77_zmq_recv( zmq_socket_sub, state, 64, 0)
|
|
if (rc > 0) then
|
|
state = trim(state(1:rc))
|
|
else
|
|
print *, 'Timeout reached. Stopping'
|
|
state = "Stopped"
|
|
endif
|
|
condition = trim(state) /= 'Stopped'
|
|
do i=1,n
|
|
condition = condition .and. (state(1:sze(i)) /= state_wait(i)(1:sze(i)))
|
|
enddo
|
|
end do
|
|
call end_zmq_sub_socket(zmq_socket_sub)
|
|
end
|
|
|
|
|
|
BEGIN_PROVIDER [ logical, is_zmq_slave ]
|
|
implicit none
|
|
BEGIN_DOC
|
|
! If |true|, the current process is a |ZeroMQ| slave.
|
|
END_DOC
|
|
character*(128) :: buffer
|
|
call getenv('QP_RUN_ADDRESS_MASTER',buffer)
|
|
is_zmq_slave = (trim(buffer) /= '')
|
|
|
|
END_PROVIDER
|
|
|