Top Level Namespace

Defined Under Namespace

Modules: Iodine

Constant Summary collapse

WIN_PATTERNS = 
[
  /bccwin/i,
  /cygwin/i,
  /djgpp/i,
  /mingw/i,
  /mswin/i,
  /wince/i,
].freeze
OPENSSL_TEST_CODE = 
<<EOS
\#include <openssl/bio.h>
\#include <openssl/err.h>
\#include <openssl/ssl.h>
\#if OPENSSL_VERSION_NUMBER < 0x10100000L
\#error "OpenSSL version too small"
\#endif
int main(void) {
  SSL_library_init();
  SSL_CTX *ctx = SSL_CTX_new(TLS_method());
  SSL *ssl = SSL_new(ctx);
  BIO *bio = BIO_new_socket(3, 0);
  BIO_up_ref(bio);
  SSL_set0_rbio(ssl, bio);
  SSL_set0_wbio(ssl, bio);
}
EOS

Instance Method Summary collapse

Instance Method Details

#after_fork(*args, &block) ⇒ Object

Deprecated.

use Iodine.on_state.

Performs a block of code whenever a new worker process spins up (performed once per worker).



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# File 'lib/iodine.rb', line 215

def after_fork(*args, &block)
  warn "after_fork is deprecated, use Iodine.on_state(:after_fork)."
  Iodine.on_state(:after_fork, &block)
end

#after_fork_in_master(*args, &block) ⇒ Object

Deprecated.

use Iodine.on_state.

Performs a block of code whenever a new worker process spins up (performed once per worker).



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# File 'lib/iodine.rb', line 233

def after_fork_in_master(*args, &block)
  warn "after_fork_in_master is deprecated, use Iodine.on_state(:enter_master)."
  Iodine.on_state(:enter_master, &block)
end

#after_fork_in_worker(*args, &block) ⇒ Object

Deprecated.

use Iodine.on_state.

Performs a block of code whenever a new worker process spins up (performed once per worker).



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# File 'lib/iodine.rb', line 224

def after_fork_in_worker(*args, &block)
  warn "after_fork_in_worker is deprecated, use Iodine.on_state(:enter_child)."
  Iodine.on_state(:enter_child, &block)
end

#before_fork(*args, &block) ⇒ Object

Deprecated.

use Iodine.on_state.

Performs a block of code just before a new worker process spins up (performed once per worker, in the master thread).



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# File 'lib/iodine.rb', line 260

def before_fork(*args, &block)
  warn "before_fork is deprecated, use Iodine.on_state(:before_fork)."
  Iodine.on_state(:before_fork, &block)
end

#iodine_test_polling_support ⇒ Object

Test polling



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# File 'ext/iodine_ext/extconf.rb', line 19

def iodine_test_polling_support
  iodine_poll_test_kqueue = <<EOS
\#define _GNU_SOURCE
\#include <stdlib.h>
\#include <sys/event.h>
int main(void) {
  int fd = kqueue();
}
EOS

  iodine_poll_test_epoll = <<EOS
\#define _GNU_SOURCE
\#include <stdlib.h>
\#include <stdio.h>
\#include <sys/types.h>
\#include <sys/stat.h>
\#include <fcntl.h>
\#include <sys/epoll.h>
int main(void) {
  int fd = epoll_create1(EPOLL_CLOEXEC);
}
EOS

  iodine_poll_test_poll = <<EOS
\#define _GNU_SOURCE
\#include <stdlib.h>
\#include <poll.h>
int main(void) {
  struct pollfd plist[18];
  memset(plist, 0, sizeof(plist[0]) * 18);
  poll(plist, 1, 1);
}
EOS

  # Test for manual selection and then TRY_COMPILE with each polling engine
  if win_platform?
    puts "skipping polling tests, using WSAPOLL on Windows"
    $defs << "-DFIO_ENGINE_WSAPOLL"
  elsif ENV['FIO_POLL']
    puts "skipping polling tests, enforcing manual selection of: poll"
    $defs << "-DFIO_ENGINE_POLL"
  elsif ENV['FIO_FORCE_POLL']
    puts "skipping polling tests, enforcing manual selection of: poll"
    $defs << "-DFIO_ENGINE_POLL"
  elsif ENV['FIO_FORCE_EPOLL']
    puts "skipping polling tests, enforcing manual selection of: epoll"
    $defs << "-DFIO_ENGINE_EPOLL"
  elsif ENV['FIO_FORCE_KQUEUE']
    puts "* Skipping polling tests, enforcing manual selection of: kqueue"
    $defs << "-DFIO_ENGINE_KQUEUE"
  elsif try_compile(iodine_poll_test_epoll)
    puts "detected `epoll`"
    $defs << "-DFIO_ENGINE_EPOLL"
  elsif try_compile(iodine_poll_test_kqueue)
    puts "detected `kqueue`"
    $defs << "-DFIO_ENGINE_KQUEUE"
  elsif try_compile(iodine_poll_test_poll)
    puts "detected `poll` - this is suboptimal fallback!"
    $defs << "-DFIO_ENGINE_POLL"
  else
    puts "* WARNING: No supported polling engine! expecting compilation to fail."
  end
end

#on_worker_boot(*args, &block) ⇒ Object

Deprecated.

use Iodine.on_state.

Performs a block of code before a new worker process spins up (performed once per worker).



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# File 'lib/iodine.rb', line 242

def on_worker_boot(*args, &block)
  warn "on_worker_boot is deprecated, use Iodine.on_state(:after_fork)."
  Iodine.on_state(:after_fork, &block)
end

#on_worker_fork(*args, &block) ⇒ Object

Deprecated.

use Iodine.on_state.

Performs a block of code before a new worker process spins up (performed once per worker).



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# File 'lib/iodine.rb', line 251

def on_worker_fork(*args, &block)
  warn "on_worker_fork is deprecated, use Iodine.on_state(:before_fork)."
  Iodine.on_state(:before_fork, &block)
end

#win_platform? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/iodine_ext/extconf.rb', line 13

def win_platform?
  ruby_platform = RbConfig::CONFIG['host_os']
  !!WIN_PATTERNS.find {|r| ruby_platform =~ r }
end