NAME

       nozzle_run_updown - execute updown commands associated with a nozzle device.

SYNOPSIS

       #include <libnozzle.h>

       int nozzle_run_updown(
           const nozzle_t  nozzle,
           uint8_t         action,
           char          **exec_string
       );

DESCRIPTION

       nozzle_run_updown

       nozzle - pointer to the nozzle struct

       action - pre-up.d / up.d / down.d / post-down.d (see defines above)

       exec_string  -  pointers to string to record executing action stdout/stderr. The string is
       malloc'ed, the caller needs to free the buffer. If the script  generates  no  output  this
       string might be NULL.

       It   is   the   application   responsibility  to  call  helper  scripts  before  or  after
       creating/destroying interfaces or IP addresses.

RETURN VALUE

       0 on success -1 on error and errno is set (sanity checks and internal calls. -2  on  error
       from executing the shell scripts, and no errno is set.

SEE ALSO

       nozzle_close(3), nozzle_set_mtu(3), nozzle_get_fd(3), nozzle_get_mtu(3),
       nozzle_reset_mtu(3), nozzle_set_up(3), nozzle_get_ips(3), nozzle_set_down(3),
       nozzle_reset_mac(3), nozzle_get_handle_by_name(3), nozzle_open(3), nozzle_del_ip(3),
       nozzle_get_mac(3), nozzle_set_mac(3), nozzle_get_name_by_handle(3), nozzle_add_ip(3)

COPYRIGHT

       Copyright (C) 2010-2022 Red Hat, Inc. All rights reserved.