diff options
author | Eric Wong <e@80x24.org> | 2018-07-16 11:46:20 +0000 |
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committer | Eric Wong <e@80x24.org> | 2018-08-05 20:14:56 +0000 |
commit | 335a8321dc31a165676fb21f5464b7a11a37ce75 (patch) | |
tree | b325e2fabc5eea18529cde2642707e3d847e7771 | |
parent | b4b5ce761a3ea777cf07bd8d4c9c4c17958c12ae (diff) | |
download | yahns-335a8321dc31a165676fb21f5464b7a11a37ce75.tar.gz |
In the future, this will allow sharing open files across different clients when serving static files. For now, it saves us one syscall.
-rw-r--r-- | lib/yahns/http_client.rb | 19 | ||||
-rw-r--r-- | lib/yahns/openssl_client.rb | 5 |
2 files changed, 16 insertions, 8 deletions
diff --git a/lib/yahns/http_client.rb b/lib/yahns/http_client.rb index fd97624..d55a0db 100644 --- a/lib/yahns/http_client.rb +++ b/lib/yahns/http_client.rb @@ -322,12 +322,23 @@ class Yahns::HttpClient < Kgio::Socket # :nodoc: true end - def trysendio(io, offset, count) - return 0 if count == 0 + def do_pread(io, count, offset) count = 0x4000 if count > 0x4000 buf = Thread.current[:yahns_sfbuf] ||= ''.dup - io.pos = offset - str = io.read(count, buf) or return # nil for EOF + if io.respond_to?(:pread) + io.pread(count, offset, buf) + else + io.pos = offset + io.read(count, buf) + end + rescue EOFError + warn "BUG: do_pread overreach:\n #{caller.join("\n ")}\n" + nil + end + + def trysendio(io, offset, count) + return 0 if count == 0 + str = do_pread(io, count, offset) or return # nil for EOF n = 0 case rv = kgio_trywrite(str) when String # partial write, keep trying diff --git a/lib/yahns/openssl_client.rb b/lib/yahns/openssl_client.rb index c090083..d3caacb 100644 --- a/lib/yahns/openssl_client.rb +++ b/lib/yahns/openssl_client.rb @@ -93,10 +93,7 @@ module Yahns::OpenSSLClient # :nodoc: case buf = @ssl_blocked when nil - count = 0x4000 if count > 0x4000 - buf = Thread.current[:yahns_sfbuf] ||= ''.dup - io.pos = offset - buf = io.read(count, buf) or return # nil for EOF + buf = do_pread(io, count, offset) or return # nil for EOF buf = @ssl_blocked = buf.dup when Exception raise buf |