Mercurial > hg > ngx_http_upstream_keepalive

annotate LICENSE @ 24:2ee28064a04a 0.4

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Keepalive: correctly close connections on gracefull shutdown. On gracefull shutdown nginx calls read handler on all idle connections with c->close set. Make sure we don't confuse such read handler calls with stale events and actually close connections. This fixes "open socket ... left in connection ..." alerts.
author Maxim Dounin <mdounin@mdounin.ru>
date Wed, 15 Dec 2010 21:12:36 +0300
parents f3e74fbd0f0b
children a84573f16a0c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (C) 2008-2010 Maxim Dounin
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3 *
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4 * Redistribution and use in source and binary forms, with or without
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5 * modification, are permitted provided that the following conditions
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6 * are met:
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7 * 1. Redistributions of source code must retain the above copyright
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8 * notice, this list of conditions and the following disclaimer.
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9 * 2. Redistributions in binary form must reproduce the above copyright
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10 * notice, this list of conditions and the following disclaimer in the
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11 * documentation and/or other materials provided with the distribution.
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12 *
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13 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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16 * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
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17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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23 * SUCH DAMAGE.
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24 */