| | varnish-cache/bin/varnishd/mgt/mgt_vcl.c |
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/*- |
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* Copyright (c) 2006 Verdens Gang AS |
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* Copyright (c) 2006-2015 Varnish Software AS |
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* All rights reserved. |
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* |
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* Author: Poul-Henning Kamp <phk@phk.freebsd.dk> |
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* |
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* SPDX-License-Identifier: BSD-2-Clause |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* |
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* VCL management stuff |
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*/ |
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#include "config.h" |
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#include <fnmatch.h> |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <unistd.h> |
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|
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#include "mgt/mgt.h" |
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#include "mgt/mgt_vcl.h" |
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#include "common/heritage.h" |
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|
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#include "vcli_serve.h" |
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#include "vct.h" |
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#include "vev.h" |
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#include "vte.h" |
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#include "vtim.h" |
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|
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struct vclstate { |
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const char *name; |
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}; |
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#define VCL_STATE(sym, str) \ |
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static const struct vclstate VCL_STATE_ ## sym[1] = {{ str }}; |
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#include "tbl/vcl_states.h" |
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|
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static const struct vclstate VCL_STATE_LABEL[1] = {{ "label" }}; |
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|
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static unsigned vcl_count; |
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|
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struct vclproghead vclhead = VTAILQ_HEAD_INITIALIZER(vclhead); |
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static struct vclproghead discardhead = VTAILQ_HEAD_INITIALIZER(discardhead); |
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struct vmodfilehead vmodhead = VTAILQ_HEAD_INITIALIZER(vmodhead); |
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static struct vclprog *mgt_vcl_active; |
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static struct vev *e_poker; |
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|
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static int mgt_vcl_setstate(struct cli *, struct vclprog *, |
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const struct vclstate *); |
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static int mgt_vcl_settemp(struct cli *, struct vclprog *, unsigned); |
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static int mgt_vcl_askchild(struct cli *, struct vclprog *, unsigned); |
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static void mgt_vcl_set_cooldown(struct vclprog *, vtim_mono); |
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|
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/*--------------------------------------------------------------------*/ |
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|
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static const struct vclstate * |
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mcf_vcl_parse_state(struct cli *cli, const char *s) |
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{ |
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if (s != NULL) { |
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#define VCL_STATE(sym, str) \ |
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if (!strcmp(s, str)) \ |
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return (VCL_STATE_ ## sym); |
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#include "tbl/vcl_states.h" |
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} |
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VCLI_Out(cli, "State must be one of auto, cold or warm."); |
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VCLI_SetResult(cli, CLIS_PARAM); |
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return (NULL); |
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} |
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|
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struct vclprog * |
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mcf_vcl_byname(const char *name) |
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{ |
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struct vclprog *vp; |
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|
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VTAILQ_FOREACH(vp, &vclhead, list) |
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if (!strcmp(name, vp->name)) |
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return (vp); |
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return (NULL); |
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} |
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static int |
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mcf_invalid_vclname(struct cli *cli, const char *name) |
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{ |
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const char *bad; |
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AN(name); |
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bad = VCT_invalid_name(name, NULL); |
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|
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if (bad != NULL) { |
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VCLI_SetResult(cli, CLIS_PARAM); |
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VCLI_Out(cli, "Illegal character in VCL name "); |
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if (*bad > 0x20 && *bad < 0x7f) |
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VCLI_Out(cli, "('%c')", *bad); |
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else |
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VCLI_Out(cli, "(0x%02x)", *bad & 0xff); |
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return (-1); |
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} |
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return (0); |
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66300 |
} |
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static struct vclprog * |
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mcf_find_vcl(struct cli *cli, const char *name) |
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{ |
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struct vclprog *vp; |
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|
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29375 |
if (mcf_invalid_vclname(cli, name)) |
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return (NULL); |
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|
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29375 |
vp = mcf_vcl_byname(name); |
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29375 |
if (vp == NULL) { |
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VCLI_SetResult(cli, CLIS_PARAM); |
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VCLI_Out(cli, "No VCL named %s known\n", name); |
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} |
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return (vp); |
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} |
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static int |
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35975 |
mcf_find_no_vcl(struct cli *cli, const char *name) |
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{ |
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if (mcf_invalid_vclname(cli, name)) |
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return (0); |
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|
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35875 |
if (mcf_vcl_byname(name) != NULL) { |
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VCLI_SetResult(cli, CLIS_PARAM); |
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VCLI_Out(cli, "Already a VCL named %s", name); |
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return (0); |
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} |
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return (1); |
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} |
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|
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int |
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mcf_is_label(const struct vclprog *vp) |
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{ |
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return (vp->state == VCL_STATE_LABEL); |
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} |
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|
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/*--------------------------------------------------------------------*/ |
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struct vcldep * |
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mgt_vcl_dep_add(struct vclprog *vp_from, struct vclprog *vp_to) |
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{ |
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struct vcldep *vd; |
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|
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CHECK_OBJ_NOTNULL(vp_from, VCLPROG_MAGIC); |
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CHECK_OBJ_NOTNULL(vp_to, VCLPROG_MAGIC); |
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assert(vp_to->state != VCL_STATE_COLD); |
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|
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ALLOC_OBJ(vd, VCLDEP_MAGIC); |
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AN(vd); |
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|
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mgt_vcl_set_cooldown(vp_from, -1); |
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mgt_vcl_set_cooldown(vp_to, -1); |
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|
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vd->from = vp_from; |
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VTAILQ_INSERT_TAIL(&vp_from->dfrom, vd, lfrom); |
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vd->to = vp_to; |
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VTAILQ_INSERT_TAIL(&vp_to->dto, vd, lto); |
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vp_to->nto++; |
181 |
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return (vd); |
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} |
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|
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static void |
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1200 |
mgt_vcl_dep_del(struct vcldep *vd) |
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{ |
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|
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CHECK_OBJ_NOTNULL(vd, VCLDEP_MAGIC); |
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VTAILQ_REMOVE(&vd->from->dfrom, vd, lfrom); |
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VTAILQ_REMOVE(&vd->to->dto, vd, lto); |
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vd->to->nto--; |
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if (vd->to->nto == 0) |
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mgt_vcl_set_cooldown(vd->to, VTIM_mono()); |
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FREE_OBJ(vd); |
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} |
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|
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/*--------------------------------------------------------------------*/ |
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|
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static struct vclprog * |
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mgt_vcl_add(const char *name, const struct vclstate *state) |
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{ |
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struct vclprog *vp; |
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|
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37100 |
assert(state == VCL_STATE_WARM || |
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state == VCL_STATE_COLD || |
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state == VCL_STATE_AUTO || |
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state == VCL_STATE_LABEL); |
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ALLOC_OBJ(vp, VCLPROG_MAGIC); |
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XXXAN(vp); |
210 |
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REPLACE(vp->name, name); |
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VTAILQ_INIT(&vp->dfrom); |
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VTAILQ_INIT(&vp->dto); |
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VTAILQ_INIT(&vp->vmods); |
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vp->state = state; |
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|
216 |
37100 |
if (vp->state != VCL_STATE_COLD) |
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vp->warm = 1; |
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|
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VTAILQ_INSERT_TAIL(&vclhead, vp, list); |
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if (vp->state != VCL_STATE_LABEL) |
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vcl_count++; |
222 |
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return (vp); |
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} |
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|
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static void |
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37100 |
mgt_vcl_del(struct vclprog *vp) |
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{ |
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char *p; |
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struct vmoddep *vd; |
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struct vmodfile *vf; |
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struct vcldep *dep; |
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|
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37100 |
CHECK_OBJ_NOTNULL(vp, VCLPROG_MAGIC); |
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assert(VTAILQ_EMPTY(&vp->dto)); |
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|
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37100 |
mgt_vcl_symtab_clean(vp); |
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38225 |
while ((dep = VTAILQ_FIRST(&vp->dfrom)) != NULL) { |
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assert(dep->from == vp); |
240 |
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mgt_vcl_dep_del(dep); |
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} |
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|
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37100 |
VTAILQ_REMOVE(&vclhead, vp, list); |
244 |
37100 |
if (vp->state != VCL_STATE_LABEL) |
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36500 |
vcl_count--; |
246 |
37100 |
if (vp->fname != NULL) { |
247 |
29125 |
if (!MGT_DO_DEBUG(DBG_VCL_KEEP)) |
248 |
29025 |
AZ(unlink(vp->fname)); |
249 |
29125 |
p = strrchr(vp->fname, '/'); |
250 |
29125 |
AN(p); |
251 |
29125 |
*p = '\0'; |
252 |
29125 |
VJ_master(JAIL_MASTER_FILE); |
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/* |
254 |
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* This will fail if any files are dropped next to the library |
255 |
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* without us knowing. This happens for instance with GCOV. |
256 |
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* Assume developers know how to clean up after themselves |
257 |
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* (or alternatively: How to run out of disk space). |
258 |
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*/ |
259 |
29125 |
(void)rmdir(vp->fname); |
260 |
29125 |
VJ_master(JAIL_MASTER_LOW); |
261 |
29125 |
free(vp->fname); |
262 |
29125 |
} |
263 |
49025 |
while (!VTAILQ_EMPTY(&vp->vmods)) { |
264 |
11925 |
vd = VTAILQ_FIRST(&vp->vmods); |
265 |
11925 |
CHECK_OBJ(vd, VMODDEP_MAGIC); |
266 |
11925 |
vf = vd->to; |
267 |
11925 |
CHECK_OBJ(vf, VMODFILE_MAGIC); |
268 |
11925 |
VTAILQ_REMOVE(&vp->vmods, vd, lfrom); |
269 |
11925 |
VTAILQ_REMOVE(&vf->vcls, vd, lto); |
270 |
11925 |
FREE_OBJ(vd); |
271 |
|
|
272 |
11925 |
if (VTAILQ_EMPTY(&vf->vcls)) { |
273 |
8475 |
if (!MGT_DO_DEBUG(DBG_VMOD_SO_KEEP)) |
274 |
8450 |
AZ(unlink(vf->fname)); |
275 |
8475 |
VTAILQ_REMOVE(&vmodhead, vf, list); |
276 |
8475 |
free(vf->fname); |
277 |
8475 |
FREE_OBJ(vf); |
278 |
8475 |
} |
279 |
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} |
280 |
37100 |
free(vp->name); |
281 |
37100 |
FREE_OBJ(vp); |
282 |
37100 |
} |
283 |
|
|
284 |
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const char * |
285 |
45475 |
mgt_has_vcl(void) |
286 |
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{ |
287 |
45475 |
if (VTAILQ_EMPTY(&vclhead)) |
288 |
22375 |
return ("No VCL loaded"); |
289 |
23100 |
if (mgt_vcl_active == NULL) |
290 |
25 |
return ("No active VCL"); |
291 |
23075 |
CHECK_OBJ_NOTNULL(mgt_vcl_active, VCLPROG_MAGIC); |
292 |
23075 |
AN(mgt_vcl_active->warm); |
293 |
23075 |
return (NULL); |
294 |
45475 |
} |
295 |
|
|
296 |
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/* |
297 |
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* go_cold |
298 |
|
* |
299 |
|
* -1: leave alone |
300 |
|
* 0: timer not started - not currently used |
301 |
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* >0: when timer started |
302 |
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*/ |
303 |
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static void |
304 |
43068 |
mgt_vcl_set_cooldown(struct vclprog *vp, vtim_mono now) |
305 |
|
{ |
306 |
43068 |
CHECK_OBJ_NOTNULL(vp, VCLPROG_MAGIC); |
307 |
|
|
308 |
54030 |
if (vp == mgt_vcl_active || |
309 |
14590 |
vp->state != VCL_STATE_AUTO || |
310 |
11737 |
vp->warm == 0 || |
311 |
11462 |
!VTAILQ_EMPTY(&vp->dto) || |
312 |
10962 |
!VTAILQ_EMPTY(&vp->dfrom)) |
313 |
32756 |
vp->go_cold = -1; |
314 |
|
else |
315 |
10312 |
vp->go_cold = now; |
316 |
43068 |
} |
317 |
|
|
318 |
|
static int |
319 |
29300 |
mgt_vcl_settemp(struct cli *cli, struct vclprog *vp, unsigned warm) |
320 |
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{ |
321 |
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int i; |
322 |
|
|
323 |
29300 |
CHECK_OBJ_NOTNULL(vp, VCLPROG_MAGIC); |
324 |
|
|
325 |
29300 |
if (warm == vp->warm) |
326 |
29100 |
return (0); |
327 |
|
|
328 |
200 |
if (vp->state == VCL_STATE_AUTO || vp->state == VCL_STATE_LABEL) { |
329 |
200 |
mgt_vcl_set_cooldown(vp, -1); |
330 |
200 |
i = mgt_vcl_askchild(cli, vp, warm); |
331 |
200 |
mgt_vcl_set_cooldown(vp, VTIM_mono()); |
332 |
200 |
} else { |
333 |
0 |
i = mgt_vcl_setstate(cli, vp, |
334 |
0 |
warm ? VCL_STATE_WARM : VCL_STATE_COLD); |
335 |
|
} |
336 |
|
|
337 |
200 |
return (i); |
338 |
29300 |
} |
339 |
|
|
340 |
|
static int |
341 |
29250 |
mgt_vcl_requirewarm(struct cli *cli, struct vclprog *vp) |
342 |
|
{ |
343 |
29250 |
if (vp->state == VCL_STATE_COLD) { |
344 |
50 |
VCLI_SetResult(cli, CLIS_CANT); |
345 |
100 |
VCLI_Out(cli, "VCL '%s' is cold - set to auto or warm first", |
346 |
50 |
vp->name); |
347 |
50 |
return (1); |
348 |
|
} |
349 |
29200 |
return (mgt_vcl_settemp(cli, vp, 1)); |
350 |
29250 |
} |
351 |
|
|
352 |
|
static int |
353 |
1525 |
mgt_vcl_askchild(struct cli *cli, struct vclprog *vp, unsigned warm) |
354 |
|
{ |
355 |
|
unsigned status; |
356 |
|
char *p; |
357 |
|
int i; |
358 |
|
|
359 |
1525 |
CHECK_OBJ_NOTNULL(vp, VCLPROG_MAGIC); |
360 |
|
|
361 |
1525 |
if (!MCH_Running()) { |
362 |
100 |
vp->warm = warm; |
363 |
100 |
return (0); |
364 |
|
} |
365 |
|
|
366 |
1425 |
i = mgt_cli_askchild(&status, &p, "vcl.state %s %d%s\n", |
367 |
1425 |
vp->name, warm, vp->state->name); |
368 |
1425 |
if (i && cli != NULL) { |
369 |
100 |
VCLI_SetResult(cli, status); |
370 |
100 |
VCLI_Out(cli, "%s", p); |
371 |
1425 |
} else if (i) { |
372 |
0 |
MGT_Complain(C_ERR, |
373 |
|
"Please file ticket: VCL poker problem: " |
374 |
|
"'vcl.state %s %d%s' -> %03d '%s'", |
375 |
0 |
vp->name, warm, vp->state->name, i, p); |
376 |
0 |
} else { |
377 |
|
/* Success, update mgt's VCL state to reflect child's |
378 |
|
state */ |
379 |
1325 |
vp->warm = warm; |
380 |
|
} |
381 |
|
|
382 |
1425 |
free(p); |
383 |
1425 |
return (i); |
384 |
1525 |
} |
385 |
|
|
386 |
|
static int |
387 |
1325 |
mgt_vcl_setstate(struct cli *cli, struct vclprog *vp, const struct vclstate *vs) |
388 |
|
{ |
389 |
|
unsigned warm; |
390 |
|
int i; |
391 |
|
const struct vclstate *os; |
392 |
|
|
393 |
1325 |
CHECK_OBJ_NOTNULL(vp, VCLPROG_MAGIC); |
394 |
|
|
395 |
1325 |
assert(vs != VCL_STATE_LABEL); |
396 |
|
|
397 |
1325 |
if (mcf_is_label(vp)) { |
398 |
0 |
AN(vp->warm); |
399 |
|
/* do not touch labels */ |
400 |
0 |
return (0); |
401 |
|
} |
402 |
|
|
403 |
1325 |
if (vp->state == vs) |
404 |
0 |
return (0); |
405 |
|
|
406 |
1325 |
os = vp->state; |
407 |
1325 |
vp->state = vs; |
408 |
|
|
409 |
1325 |
if (vp == mgt_vcl_active) { |
410 |
50 |
assert (vs == VCL_STATE_WARM || vs == VCL_STATE_AUTO); |
411 |
50 |
AN(vp->warm); |
412 |
50 |
warm = 1; |
413 |
1325 |
} else if (vs == VCL_STATE_AUTO) { |
414 |
75 |
warm = vp->warm; |
415 |
75 |
} else { |
416 |
1200 |
warm = (vs == VCL_STATE_WARM ? 1 : 0); |
417 |
|
} |
418 |
|
|
419 |
1325 |
i = mgt_vcl_askchild(cli, vp, warm); |
420 |
1325 |
if (i == 0) |
421 |
1250 |
mgt_vcl_set_cooldown(vp, VTIM_mono()); |
422 |
|
else |
423 |
75 |
vp->state = os; |
424 |
1325 |
return (i); |
425 |
1325 |
} |
426 |
|
|
427 |
|
/*--------------------------------------------------------------------*/ |
428 |
|
|
429 |
|
static struct vclprog * |
430 |
36525 |
mgt_new_vcl(struct cli *cli, const char *vclname, const char *vclsrc, |
431 |
|
const char *vclsrcfile, const char *state, int C_flag) |
432 |
|
{ |
433 |
|
unsigned status; |
434 |
|
char *lib, *p; |
435 |
|
struct vclprog *vp; |
436 |
|
const struct vclstate *vs; |
437 |
|
|
438 |
36525 |
AN(cli); |
439 |
|
|
440 |
36525 |
if (vcl_count >= mgt_param.max_vcl && |
441 |
50 |
mgt_param.max_vcl_handling == 2) { |
442 |
25 |
VCLI_Out(cli, "Too many (%d) VCLs already loaded\n", vcl_count); |
443 |
25 |
VCLI_Out(cli, "(See max_vcl and max_vcl_handling parameters)"); |
444 |
25 |
VCLI_SetResult(cli, CLIS_CANT); |
445 |
25 |
return (NULL); |
446 |
|
} |
447 |
|
|
448 |
36500 |
if (state == NULL) |
449 |
36400 |
vs = VCL_STATE_AUTO; |
450 |
|
else |
451 |
100 |
vs = mcf_vcl_parse_state(cli, state); |
452 |
|
|
453 |
36500 |
if (vs == NULL) |
454 |
0 |
return (NULL); |
455 |
|
|
456 |
36500 |
vp = mgt_vcl_add(vclname, vs); |
457 |
36500 |
lib = mgt_VccCompile(cli, vp, vclname, vclsrc, vclsrcfile, C_flag); |
458 |
36500 |
if (lib == NULL) { |
459 |
7375 |
mgt_vcl_del(vp); |
460 |
7375 |
return (NULL); |
461 |
|
} |
462 |
|
|
463 |
29125 |
AZ(C_flag); |
464 |
29125 |
vp->fname = lib; |
465 |
|
|
466 |
29150 |
if ((cli->result == CLIS_OK || cli->result == CLIS_TRUNCATED) && |
467 |
29125 |
vcl_count > mgt_param.max_vcl && |
468 |
25 |
mgt_param.max_vcl_handling == 1) { |
469 |
25 |
VCLI_Out(cli, "%d VCLs loaded\n", vcl_count); |
470 |
25 |
VCLI_Out(cli, "Remember to vcl.discard the old/unused VCLs.\n"); |
471 |
25 |
VCLI_Out(cli, "(See max_vcl and max_vcl_handling parameters)"); |
472 |
25 |
} |
473 |
|
|
474 |
29125 |
if (!MCH_Running()) |
475 |
23675 |
return (vp); |
476 |
|
|
477 |
5450 |
if (mgt_cli_askchild(&status, &p, "vcl.load %s %s %d%s\n", |
478 |
5450 |
vp->name, vp->fname, vp->warm, vp->state->name)) { |
479 |
1050 |
mgt_vcl_del(vp); |
480 |
1050 |
VCLI_Out(cli, "%s", p); |
481 |
1050 |
VCLI_SetResult(cli, status); |
482 |
1050 |
free(p); |
483 |
1050 |
return (NULL); |
484 |
|
} |
485 |
4400 |
free(p); |
486 |
|
|
487 |
4400 |
mgt_vcl_set_cooldown(vp, VTIM_mono()); |
488 |
4400 |
return (vp); |
489 |
36525 |
} |
490 |
|
|
491 |
|
/*--------------------------------------------------------------------*/ |
492 |
|
|
493 |
|
void |
494 |
675 |
mgt_vcl_startup(struct cli *cli, const char *vclsrc, const char *vclname, |
495 |
|
const char *origin, int C_flag) |
496 |
|
{ |
497 |
|
char buf[20]; |
498 |
|
static int n = 0; |
499 |
|
struct vclprog *vp; |
500 |
|
|
501 |
675 |
AZ(MCH_Running()); |
502 |
|
|
503 |
675 |
AN(vclsrc); |
504 |
675 |
AN(origin); |
505 |
675 |
if (vclname == NULL) { |
506 |
50 |
bprintf(buf, "boot%d", n++); |
507 |
50 |
vclname = buf; |
508 |
50 |
} |
509 |
675 |
vp = mgt_new_vcl(cli, vclname, vclsrc, origin, NULL, C_flag); |
510 |
675 |
if (vp != NULL) { |
511 |
|
/* Last startup VCL becomes the automatically selected |
512 |
|
* active VCL. */ |
513 |
550 |
AN(vp->warm); |
514 |
550 |
mgt_vcl_active = vp; |
515 |
550 |
} |
516 |
675 |
} |
517 |
|
|
518 |
|
/*--------------------------------------------------------------------*/ |
519 |
|
|
520 |
|
int |
521 |
22575 |
mgt_push_vcls(struct cli *cli, unsigned *status, char **p) |
522 |
|
{ |
523 |
|
struct vclprog *vp; |
524 |
|
struct vcldep *vd; |
525 |
|
int done; |
526 |
|
|
527 |
22575 |
AN(mgt_vcl_active); |
528 |
|
|
529 |
|
/* The VCL has not been loaded yet, it cannot fail */ |
530 |
22575 |
(void)cli; |
531 |
|
|
532 |
46375 |
VTAILQ_FOREACH(vp, &vclhead, list) |
533 |
23800 |
vp->loaded = 0; |
534 |
|
|
535 |
22575 |
do { |
536 |
22575 |
done = 1; |
537 |
46325 |
VTAILQ_FOREACH(vp, &vclhead, list) { |
538 |
23775 |
if (vp->loaded) |
539 |
0 |
continue; |
540 |
24100 |
VTAILQ_FOREACH(vd, &vp->dfrom, lfrom) |
541 |
325 |
if (!vd->to->loaded) |
542 |
0 |
break; |
543 |
23775 |
if (vd != NULL) { |
544 |
0 |
done = 0; |
545 |
0 |
continue; |
546 |
|
} |
547 |
23775 |
if (mcf_is_label(vp)) { |
548 |
200 |
vd = VTAILQ_FIRST(&vp->dfrom); |
549 |
200 |
AN(vd); |
550 |
400 |
if (mgt_cli_askchild(status, p, |
551 |
|
"vcl.label %s %s\n", |
552 |
200 |
vp->name, vd->to->name)) |
553 |
0 |
return (1); |
554 |
200 |
} else { |
555 |
47150 |
if (mgt_cli_askchild(status, p, |
556 |
|
"vcl.load \"%s\" %s %d%s\n", |
557 |
23575 |
vp->name, vp->fname, vp->warm, |
558 |
23575 |
vp->state->name)) |
559 |
25 |
return (1); |
560 |
|
} |
561 |
23750 |
vp->loaded = 1; |
562 |
23750 |
free(*p); |
563 |
23750 |
*p = NULL; |
564 |
23750 |
} |
565 |
22550 |
} while (!done); |
566 |
|
|
567 |
45100 |
if (mgt_cli_askchild(status, p, "vcl.use \"%s\"\n", |
568 |
22550 |
mgt_vcl_active->name)) { |
569 |
0 |
return (1); |
570 |
|
} |
571 |
22550 |
free(*p); |
572 |
22550 |
*p = NULL; |
573 |
22550 |
return (0); |
574 |
22575 |
} |
575 |
|
|
576 |
|
/*--------------------------------------------------------------------*/ |
577 |
|
|
578 |
|
static void v_matchproto_(cli_func_t) |
579 |
35650 |
mcf_vcl_inline(struct cli *cli, const char * const *av, void *priv) |
580 |
|
{ |
581 |
|
struct vclprog *vp; |
582 |
|
|
583 |
35650 |
(void)priv; |
584 |
|
|
585 |
35650 |
if (!mcf_find_no_vcl(cli, av[2])) |
586 |
100 |
return; |
587 |
|
|
588 |
35550 |
vp = mgt_new_vcl(cli, av[2], av[3], "<vcl.inline>", av[4], 0); |
589 |
35550 |
if (vp != NULL && !MCH_Running()) |
590 |
23025 |
VCLI_Out(cli, "VCL compiled.\n"); |
591 |
35650 |
} |
592 |
|
|
593 |
|
static void v_matchproto_(cli_func_t) |
594 |
325 |
mcf_vcl_load(struct cli *cli, const char * const *av, void *priv) |
595 |
|
{ |
596 |
|
struct vclprog *vp; |
597 |
|
|
598 |
325 |
(void)priv; |
599 |
325 |
if (!mcf_find_no_vcl(cli, av[2])) |
600 |
25 |
return; |
601 |
|
|
602 |
300 |
vp = mgt_new_vcl(cli, av[2], NULL, av[3], av[4], 0); |
603 |
300 |
if (vp != NULL && !MCH_Running()) |
604 |
100 |
VCLI_Out(cli, "VCL compiled.\n"); |
605 |
325 |
} |
606 |
|
|
607 |
|
|
608 |
|
static void v_matchproto_(cli_func_t) |
609 |
550 |
mcf_vcl_state(struct cli *cli, const char * const *av, void *priv) |
610 |
|
{ |
611 |
|
const struct vclstate *state; |
612 |
|
struct vclprog *vp; |
613 |
|
|
614 |
550 |
(void)priv; |
615 |
550 |
vp = mcf_find_vcl(cli, av[2]); |
616 |
550 |
if (vp == NULL) |
617 |
0 |
return; |
618 |
|
|
619 |
550 |
if (mcf_is_label(vp)) { |
620 |
25 |
VCLI_Out(cli, "Labels are always warm"); |
621 |
25 |
VCLI_SetResult(cli, CLIS_PARAM); |
622 |
25 |
return; |
623 |
|
} |
624 |
|
|
625 |
525 |
state = mcf_vcl_parse_state(cli, av[3]); |
626 |
525 |
if (state == NULL) |
627 |
0 |
return; |
628 |
|
|
629 |
525 |
if (state == VCL_STATE_COLD) { |
630 |
275 |
if (!VTAILQ_EMPTY(&vp->dto)) { |
631 |
25 |
assert(vp->state != VCL_STATE_COLD); |
632 |
25 |
VCLI_Out(cli, "A labeled VCL cannot be set cold"); |
633 |
25 |
VCLI_SetResult(cli, CLIS_CANT); |
634 |
25 |
return; |
635 |
|
} |
636 |
250 |
if (vp == mgt_vcl_active) { |
637 |
25 |
VCLI_Out(cli, "Cannot set the active VCL cold."); |
638 |
25 |
VCLI_SetResult(cli, CLIS_CANT); |
639 |
25 |
return; |
640 |
|
} |
641 |
225 |
} |
642 |
|
|
643 |
475 |
(void)mgt_vcl_setstate(cli, vp, state); |
644 |
550 |
} |
645 |
|
|
646 |
|
static void v_matchproto_(cli_func_t) |
647 |
27925 |
mcf_vcl_use(struct cli *cli, const char * const *av, void *priv) |
648 |
|
{ |
649 |
|
unsigned status; |
650 |
27925 |
char *p = NULL; |
651 |
|
struct vclprog *vp, *vp2; |
652 |
|
vtim_mono now; |
653 |
|
|
654 |
27925 |
(void)priv; |
655 |
27925 |
vp = mcf_find_vcl(cli, av[2]); |
656 |
27925 |
if (vp == NULL) |
657 |
25 |
return; |
658 |
27900 |
if (vp == mgt_vcl_active) |
659 |
125 |
return; |
660 |
|
|
661 |
27775 |
if (mgt_vcl_requirewarm(cli, vp)) |
662 |
25 |
return; |
663 |
|
|
664 |
27750 |
if (MCH_Running() && |
665 |
4625 |
mgt_cli_askchild(&status, &p, "vcl.use %s\n", av[2])) { |
666 |
0 |
VCLI_SetResult(cli, status); |
667 |
0 |
VCLI_Out(cli, "%s", p); |
668 |
0 |
} else { |
669 |
27750 |
VCLI_Out(cli, "VCL '%s' now active", av[2]); |
670 |
27750 |
vp2 = mgt_vcl_active; |
671 |
27750 |
mgt_vcl_active = vp; |
672 |
27750 |
now = VTIM_mono(); |
673 |
27750 |
mgt_vcl_set_cooldown(vp, now); |
674 |
27750 |
if (vp2 != NULL) |
675 |
5825 |
mgt_vcl_set_cooldown(vp2, now); |
676 |
|
} |
677 |
27750 |
free(p); |
678 |
27925 |
} |
679 |
|
|
680 |
|
static void |
681 |
975 |
mgt_vcl_discard(struct cli *cli, struct vclprog *vp) |
682 |
|
{ |
683 |
975 |
char *p = NULL; |
684 |
|
unsigned status; |
685 |
|
|
686 |
975 |
AN(vp); |
687 |
975 |
AN(vp->discard); |
688 |
975 |
assert(vp != mgt_vcl_active); |
689 |
|
|
690 |
1175 |
while (!VTAILQ_EMPTY(&vp->dto)) |
691 |
200 |
mgt_vcl_discard(cli, VTAILQ_FIRST(&vp->dto)->from); |
692 |
|
|
693 |
975 |
if (mcf_is_label(vp)) { |
694 |
125 |
AN(vp->warm); |
695 |
125 |
vp->warm = 0; |
696 |
125 |
} else { |
697 |
850 |
(void)mgt_vcl_setstate(cli, vp, VCL_STATE_COLD); |
698 |
|
} |
699 |
975 |
if (MCH_Running()) { |
700 |
950 |
AZ(vp->warm); |
701 |
950 |
if (mgt_cli_askchild(&status, &p, "vcl.discard %s\n", vp->name)) |
702 |
0 |
assert(status == CLIS_OK || status == CLIS_COMMS); |
703 |
950 |
free(p); |
704 |
950 |
} |
705 |
975 |
VTAILQ_REMOVE(&discardhead, vp, discard_list); |
706 |
975 |
mgt_vcl_del(vp); |
707 |
975 |
} |
708 |
|
|
709 |
|
static int |
710 |
1175 |
mgt_vcl_discard_mark(struct cli *cli, const char *glob) |
711 |
|
{ |
712 |
|
struct vclprog *vp; |
713 |
1175 |
unsigned marked = 0; |
714 |
|
|
715 |
4925 |
VTAILQ_FOREACH(vp, &vclhead, list) { |
716 |
3925 |
if (fnmatch(glob, vp->name, 0)) |
717 |
2300 |
continue; |
718 |
1625 |
if (vp == mgt_vcl_active) { |
719 |
175 |
VCLI_SetResult(cli, CLIS_CANT); |
720 |
350 |
VCLI_Out(cli, "Cannot discard active VCL program %s\n", |
721 |
175 |
vp->name); |
722 |
175 |
return (-1); |
723 |
|
} |
724 |
1450 |
if (!vp->discard) |
725 |
1450 |
VTAILQ_INSERT_TAIL(&discardhead, vp, discard_list); |
726 |
1450 |
vp->discard = 1; |
727 |
1450 |
marked++; |
728 |
1450 |
} |
729 |
|
|
730 |
1000 |
if (marked == 0) { |
731 |
100 |
VCLI_SetResult(cli, CLIS_PARAM); |
732 |
100 |
VCLI_Out(cli, "No VCL name matches %s\n", glob); |
733 |
100 |
} |
734 |
|
|
735 |
1000 |
return (marked); |
736 |
1175 |
} |
737 |
|
|
738 |
|
static void |
739 |
100 |
mgt_vcl_discard_depfail(struct cli *cli, struct vclprog *vp) |
740 |
|
{ |
741 |
|
struct vcldep *vd; |
742 |
|
int n; |
743 |
|
|
744 |
100 |
AN(cli); |
745 |
100 |
AN(vp); |
746 |
100 |
assert(!VTAILQ_EMPTY(&vp->dto)); |
747 |
|
|
748 |
100 |
VCLI_SetResult(cli, CLIS_CANT); |
749 |
100 |
AN(vp->warm); |
750 |
100 |
if (!mcf_is_label(vp)) |
751 |
150 |
VCLI_Out(cli, "Cannot discard labeled VCL program %s:\n", |
752 |
75 |
vp->name); |
753 |
|
else |
754 |
50 |
VCLI_Out(cli, |
755 |
|
"Cannot discard VCL label %s, other VCLs depend on it:\n", |
756 |
25 |
vp->name); |
757 |
100 |
n = 0; |
758 |
325 |
VTAILQ_FOREACH(vd, &vp->dto, lto) { |
759 |
225 |
if (n++ == 5) { |
760 |
0 |
VCLI_Out(cli, "\t[...]"); |
761 |
0 |
break; |
762 |
|
} |
763 |
225 |
VCLI_Out(cli, "\t%s\n", vd->from->name); |
764 |
225 |
} |
765 |
100 |
} |
766 |
|
|
767 |
|
static int |
768 |
1125 |
mgt_vcl_discard_depcheck(struct cli *cli) |
769 |
|
{ |
770 |
|
struct vclprog *vp; |
771 |
|
struct vcldep *vd; |
772 |
|
|
773 |
2100 |
VTAILQ_FOREACH(vp, &discardhead, discard_list) { |
774 |
1275 |
VTAILQ_FOREACH(vd, &vp->dto, lto) |
775 |
300 |
if (!vd->from->discard) { |
776 |
100 |
mgt_vcl_discard_depfail(cli, vp); |
777 |
100 |
return (-1); |
778 |
|
} |
779 |
975 |
} |
780 |
|
|
781 |
1025 |
return (0); |
782 |
1125 |
} |
783 |
|
|
784 |
|
static void |
785 |
375 |
mgt_vcl_discard_clear(void) |
786 |
|
{ |
787 |
|
struct vclprog *vp, *vp2; |
788 |
|
|
789 |
850 |
VTAILQ_FOREACH_SAFE(vp, &discardhead, discard_list, vp2) { |
790 |
475 |
AN(vp->discard); |
791 |
475 |
vp->discard = 0; |
792 |
475 |
VTAILQ_REMOVE(&discardhead, vp, discard_list); |
793 |
475 |
} |
794 |
375 |
} |
795 |
|
|
796 |
|
static void v_matchproto_(cli_func_t) |
797 |
1125 |
mcf_vcl_discard(struct cli *cli, const char * const *av, void *priv) |
798 |
|
{ |
799 |
|
const struct vclprog *vp; |
800 |
|
|
801 |
1125 |
(void)priv; |
802 |
|
|
803 |
1125 |
assert(VTAILQ_EMPTY(&discardhead)); |
804 |
4850 |
VTAILQ_FOREACH(vp, &vclhead, list) |
805 |
3725 |
AZ(vp->discard); |
806 |
|
|
807 |
2025 |
for (av += 2; *av != NULL; av++) { |
808 |
1175 |
if (mgt_vcl_discard_mark(cli, *av) <= 0) { |
809 |
275 |
mgt_vcl_discard_clear(); |
810 |
275 |
break; |
811 |
|
} |
812 |
900 |
} |
813 |
|
|
814 |
1125 |
if (mgt_vcl_discard_depcheck(cli) != 0) |
815 |
100 |
mgt_vcl_discard_clear(); |
816 |
|
|
817 |
1900 |
while (!VTAILQ_EMPTY(&discardhead)) |
818 |
775 |
mgt_vcl_discard(cli, VTAILQ_FIRST(&discardhead)); |
819 |
1125 |
} |
820 |
|
|
821 |
|
static void v_matchproto_(cli_func_t) |
822 |
2250 |
mcf_vcl_list(struct cli *cli, const char * const *av, void *priv) |
823 |
|
{ |
824 |
|
unsigned status; |
825 |
|
char *p; |
826 |
|
struct vclprog *vp; |
827 |
|
struct vcldep *vd; |
828 |
|
const struct vclstate *vs; |
829 |
|
struct vte *vte; |
830 |
|
|
831 |
|
/* NB: Shall generate same output as vcl_cli_list() */ |
832 |
|
|
833 |
2250 |
(void)av; |
834 |
2250 |
(void)priv; |
835 |
|
|
836 |
2250 |
if (MCH_Running()) { |
837 |
1925 |
if (!mgt_cli_askchild(&status, &p, "vcl.list\n")) { |
838 |
1925 |
VCLI_SetResult(cli, status); |
839 |
1925 |
VCLI_Out(cli, "%s", p); |
840 |
1925 |
} |
841 |
1925 |
free(p); |
842 |
1925 |
} else { |
843 |
325 |
vte = VTE_new(7, 80); |
844 |
325 |
AN(vte); |
845 |
|
|
846 |
1225 |
VTAILQ_FOREACH(vp, &vclhead, list) { |
847 |
1800 |
VTE_printf(vte, "%s", |
848 |
900 |
vp == mgt_vcl_active ? "active" : "available"); |
849 |
900 |
vs = vp->warm ? VCL_STATE_WARM : VCL_STATE_COLD; |
850 |
900 |
VTE_printf(vte, "\t%s\t%s", vp->state->name, vs->name); |
851 |
900 |
VTE_printf(vte, "\t-\t%s", vp->name); |
852 |
900 |
if (mcf_is_label(vp)) { |
853 |
175 |
vd = VTAILQ_FIRST(&vp->dfrom); |
854 |
175 |
AN(vd); |
855 |
175 |
VTE_printf(vte, "\t->\t%s", vd->to->name); |
856 |
175 |
if (vp->nto > 0) |
857 |
100 |
VTE_printf(vte, " (%d return(vcl)%s)", |
858 |
50 |
vp->nto, vp->nto > 1 ? "'s" : ""); |
859 |
900 |
} else if (vp->nto > 0) { |
860 |
250 |
VTE_printf(vte, "\t<-\t(%d label%s)", |
861 |
125 |
vp->nto, vp->nto > 1 ? "s" : ""); |
862 |
125 |
} |
863 |
900 |
VTE_cat(vte, "\n"); |
864 |
900 |
} |
865 |
325 |
AZ(VTE_finish(vte)); |
866 |
325 |
AZ(VTE_format(vte, VCLI_VTE_format, cli)); |
867 |
325 |
VTE_destroy(&vte); |
868 |
|
} |
869 |
2250 |
} |
870 |
|
|
871 |
|
static void v_matchproto_(cli_func_t) |
872 |
200 |
mcf_vcl_list_json(struct cli *cli, const char * const *av, void *priv) |
873 |
|
{ |
874 |
|
unsigned status; |
875 |
|
char *p; |
876 |
|
struct vclprog *vp; |
877 |
|
struct vcldep *vd; |
878 |
|
const struct vclstate *vs; |
879 |
|
|
880 |
|
/* NB: Shall generate same output as vcl_cli_list() */ |
881 |
|
|
882 |
200 |
(void)priv; |
883 |
200 |
if (MCH_Running()) { |
884 |
125 |
if (!mgt_cli_askchild(&status, &p, "vcl.list -j\n")) { |
885 |
125 |
VCLI_SetResult(cli, status); |
886 |
125 |
VCLI_Out(cli, "%s", p); |
887 |
125 |
} |
888 |
125 |
free(p); |
889 |
125 |
} else { |
890 |
75 |
VCLI_JSON_begin(cli, 2, av); |
891 |
250 |
VTAILQ_FOREACH(vp, &vclhead, list) { |
892 |
175 |
VCLI_Out(cli, ",\n"); |
893 |
175 |
VCLI_Out(cli, "{\n"); |
894 |
175 |
VSB_indent(cli->sb, 2); |
895 |
350 |
VCLI_Out(cli, "\"status\": \"%s\",\n", |
896 |
175 |
vp == mgt_vcl_active ? "active" : "available"); |
897 |
175 |
VCLI_Out(cli, "\"state\": \"%s\",\n", vp->state->name); |
898 |
175 |
vs = vp->warm ? VCL_STATE_WARM : VCL_STATE_COLD; |
899 |
175 |
VCLI_Out(cli, "\"temperature\": \"%s\",\n", vs->name); |
900 |
175 |
VCLI_Out(cli, "\"name\": \"%s\"", vp->name); |
901 |
175 |
if (mcf_is_label(vp)) { |
902 |
75 |
vd = VTAILQ_FIRST(&vp->dfrom); |
903 |
75 |
AN(vd); |
904 |
75 |
VCLI_Out(cli, ",\n"); |
905 |
75 |
VCLI_Out(cli, "\"label\": {\n"); |
906 |
75 |
VSB_indent(cli->sb, 2); |
907 |
75 |
VCLI_Out(cli, "\"name\": \"%s\"", vd->to->name); |
908 |
75 |
if (vp->nto > 0) |
909 |
0 |
VCLI_Out(cli, ",\n\"refs\": %d", |
910 |
0 |
vp->nto); |
911 |
75 |
VSB_indent(cli->sb, -2); |
912 |
75 |
VCLI_Out(cli, "\n"); |
913 |
75 |
VCLI_Out(cli, "}"); |
914 |
175 |
} else if (vp->nto > 0) { |
915 |
25 |
VCLI_Out(cli, ",\n"); |
916 |
25 |
VCLI_Out(cli, "\"labels\": %d", vp->nto); |
917 |
25 |
} |
918 |
175 |
VSB_indent(cli->sb, -2); |
919 |
175 |
VCLI_Out(cli, "\n}"); |
920 |
175 |
} |
921 |
75 |
VCLI_JSON_end(cli); |
922 |
|
} |
923 |
200 |
} |
924 |
|
|
925 |
|
static int |
926 |
350 |
mcf_vcl_check_dag(struct cli *cli, struct vclprog *tree, struct vclprog *target) |
927 |
|
{ |
928 |
|
struct vcldep *vd; |
929 |
|
|
930 |
350 |
if (target == tree) |
931 |
75 |
return (1); |
932 |
275 |
VTAILQ_FOREACH(vd, &tree->dfrom, lfrom) { |
933 |
225 |
if (!mcf_vcl_check_dag(cli, vd->to, target)) |
934 |
0 |
continue; |
935 |
225 |
if (mcf_is_label(tree)) |
936 |
150 |
VCLI_Out(cli, "Label %s points to vcl %s\n", |
937 |
75 |
tree->name, vd->to->name); |
938 |
|
else |
939 |
300 |
VCLI_Out(cli, "Vcl %s uses Label %s\n", |
940 |
150 |
tree->name, vd->to->name); |
941 |
225 |
return (1); |
942 |
|
} |
943 |
50 |
return (0); |
944 |
350 |
} |
945 |
|
|
946 |
|
static void v_matchproto_(cli_func_t) |
947 |
950 |
mcf_vcl_label(struct cli *cli, const char * const *av, void *priv) |
948 |
|
{ |
949 |
|
struct vclprog *vpl; |
950 |
|
struct vclprog *vpt; |
951 |
|
unsigned status; |
952 |
|
char *p; |
953 |
|
int i; |
954 |
|
|
955 |
950 |
(void)priv; |
956 |
950 |
if (mcf_invalid_vclname(cli, av[2])) |
957 |
25 |
return; |
958 |
925 |
vpl = mcf_vcl_byname(av[2]); |
959 |
925 |
if (vpl != NULL && !mcf_is_label(vpl)) { |
960 |
25 |
VCLI_SetResult(cli, CLIS_PARAM); |
961 |
25 |
VCLI_Out(cli, "%s is not a label", vpl->name); |
962 |
25 |
return; |
963 |
|
} |
964 |
900 |
vpt = mcf_find_vcl(cli, av[3]); |
965 |
900 |
if (vpt == NULL) |
966 |
50 |
return; |
967 |
850 |
if (mcf_is_label(vpt)) { |
968 |
50 |
VCLI_SetResult(cli, CLIS_CANT); |
969 |
50 |
VCLI_Out(cli, "VCL labels cannot point to labels"); |
970 |
50 |
return; |
971 |
|
} |
972 |
800 |
if (vpl != NULL) { |
973 |
150 |
if (VTAILQ_FIRST(&vpl->dfrom)->to != vpt && |
974 |
125 |
mcf_vcl_check_dag(cli, vpt, vpl)) { |
975 |
150 |
VCLI_Out(cli, |
976 |
|
"Pointing label %s at %s would create a loop", |
977 |
75 |
vpl->name, vpt->name); |
978 |
75 |
VCLI_SetResult(cli, CLIS_PARAM); |
979 |
75 |
return; |
980 |
|
} |
981 |
75 |
} |
982 |
|
|
983 |
725 |
if (mgt_vcl_requirewarm(cli, vpt)) |
984 |
50 |
return; |
985 |
|
|
986 |
675 |
if (vpl != NULL) { |
987 |
|
/* potentially fail before we delete the dependency */ |
988 |
75 |
if (mgt_vcl_requirewarm(cli, vpl)) |
989 |
0 |
return; |
990 |
75 |
mgt_vcl_dep_del(VTAILQ_FIRST(&vpl->dfrom)); |
991 |
75 |
AN(VTAILQ_EMPTY(&vpl->dfrom)); |
992 |
75 |
} else { |
993 |
600 |
vpl = mgt_vcl_add(av[2], VCL_STATE_LABEL); |
994 |
|
} |
995 |
|
|
996 |
675 |
AN(vpl); |
997 |
675 |
if (mgt_vcl_requirewarm(cli, vpl)) |
998 |
0 |
return; |
999 |
675 |
(void)mgt_vcl_dep_add(vpl, vpt); |
1000 |
|
|
1001 |
675 |
if (!MCH_Running()) |
1002 |
200 |
return; |
1003 |
|
|
1004 |
475 |
i = mgt_cli_askchild(&status, &p, "vcl.label %s %s\n", av[2], av[3]); |
1005 |
475 |
if (i) { |
1006 |
0 |
VCLI_SetResult(cli, status); |
1007 |
0 |
VCLI_Out(cli, "%s", p); |
1008 |
0 |
} |
1009 |
475 |
free(p); |
1010 |
950 |
} |
1011 |
|
|
1012 |
|
static void v_matchproto_(cli_func_t) |
1013 |
25 |
mcf_vcl_deps(struct cli *cli, const char * const *av, void *priv) |
1014 |
|
{ |
1015 |
|
struct vclprog *vp; |
1016 |
|
struct vcldep *vd; |
1017 |
|
struct vte *vte; |
1018 |
|
|
1019 |
25 |
(void)av; |
1020 |
25 |
(void)priv; |
1021 |
|
|
1022 |
25 |
vte = VTE_new(2, 80); |
1023 |
25 |
AN(vte); |
1024 |
|
|
1025 |
300 |
VTAILQ_FOREACH(vp, &vclhead, list) { |
1026 |
275 |
if (VTAILQ_EMPTY(&vp->dfrom)) { |
1027 |
75 |
VTE_printf(vte, "%s\n", vp->name); |
1028 |
75 |
continue; |
1029 |
|
} |
1030 |
400 |
VTAILQ_FOREACH(vd, &vp->dfrom, lfrom) |
1031 |
200 |
VTE_printf(vte, "%s\t%s\n", vp->name, vd->to->name); |
1032 |
200 |
} |
1033 |
25 |
AZ(VTE_finish(vte)); |
1034 |
25 |
AZ(VTE_format(vte, VCLI_VTE_format, cli)); |
1035 |
25 |
VTE_destroy(&vte); |
1036 |
25 |
} |
1037 |
|
|
1038 |
|
static void v_matchproto_(cli_func_t) |
1039 |
0 |
mcf_vcl_deps_json(struct cli *cli, const char * const *av, void *priv) |
1040 |
|
{ |
1041 |
|
struct vclprog *vp; |
1042 |
|
struct vcldep *vd; |
1043 |
|
const char *sepd, *sepa; |
1044 |
|
|
1045 |
0 |
(void)priv; |
1046 |
|
|
1047 |
0 |
VCLI_JSON_begin(cli, 1, av); |
1048 |
|
|
1049 |
0 |
VTAILQ_FOREACH(vp, &vclhead, list) { |
1050 |
0 |
VCLI_Out(cli, ",\n"); |
1051 |
0 |
VCLI_Out(cli, "{\n"); |
1052 |
0 |
VSB_indent(cli->sb, 2); |
1053 |
0 |
VCLI_Out(cli, "\"name\": \"%s\",\n", vp->name); |
1054 |
0 |
VCLI_Out(cli, "\"deps\": ["); |
1055 |
0 |
VSB_indent(cli->sb, 2); |
1056 |
0 |
sepd = ""; |
1057 |
0 |
sepa = ""; |
1058 |
0 |
VTAILQ_FOREACH(vd, &vp->dfrom, lfrom) { |
1059 |
0 |
VCLI_Out(cli, "%s\n", sepd); |
1060 |
0 |
VCLI_Out(cli, "\"%s\"", vd->to->name); |
1061 |
0 |
sepd = ","; |
1062 |
0 |
sepa = "\n"; |
1063 |
0 |
} |
1064 |
0 |
VSB_indent(cli->sb, -2); |
1065 |
0 |
VCLI_Out(cli, "%s", sepa); |
1066 |
0 |
VCLI_Out(cli, "]\n"); |
1067 |
0 |
VSB_indent(cli->sb, -2); |
1068 |
0 |
VCLI_Out(cli, "}"); |
1069 |
0 |
} |
1070 |
|
|
1071 |
0 |
VCLI_JSON_end(cli); |
1072 |
0 |
} |
1073 |
|
|
1074 |
|
/*--------------------------------------------------------------------*/ |
1075 |
|
|
1076 |
|
static int v_matchproto_(vev_cb_f) |
1077 |
6951 |
mgt_vcl_poker(const struct vev *e, int what) |
1078 |
|
{ |
1079 |
|
struct vclprog *vp; |
1080 |
|
vtim_mono now; |
1081 |
|
|
1082 |
6951 |
(void)e; |
1083 |
6951 |
(void)what; |
1084 |
6951 |
e_poker->timeout = mgt_param.vcl_cooldown * .45; |
1085 |
6951 |
now = VTIM_mono(); |
1086 |
18178 |
VTAILQ_FOREACH(vp, &vclhead, list) { |
1087 |
11227 |
if (vp->go_cold == 0) |
1088 |
68 |
mgt_vcl_set_cooldown(vp, now); |
1089 |
11159 |
else if (vp->go_cold > 0 && |
1090 |
1612 |
vp->go_cold + mgt_param.vcl_cooldown < now) |
1091 |
100 |
(void)mgt_vcl_settemp(NULL, vp, 0); |
1092 |
11227 |
} |
1093 |
6951 |
return (0); |
1094 |
|
} |
1095 |
|
|
1096 |
|
/*--------------------------------------------------------------------*/ |
1097 |
|
|
1098 |
|
static struct cli_proto cli_vcl[] = { |
1099 |
|
{ CLICMD_VCL_LOAD, "", mcf_vcl_load }, |
1100 |
|
{ CLICMD_VCL_INLINE, "", mcf_vcl_inline }, |
1101 |
|
{ CLICMD_VCL_USE, "", mcf_vcl_use }, |
1102 |
|
{ CLICMD_VCL_STATE, "", mcf_vcl_state }, |
1103 |
|
{ CLICMD_VCL_DISCARD, "", mcf_vcl_discard }, |
1104 |
|
{ CLICMD_VCL_LIST, "", mcf_vcl_list, mcf_vcl_list_json }, |
1105 |
|
{ CLICMD_VCL_DEPS, "", mcf_vcl_deps, mcf_vcl_deps_json }, |
1106 |
|
{ CLICMD_VCL_LABEL, "", mcf_vcl_label }, |
1107 |
|
{ CLICMD_DEBUG_VCL_SYMTAB, "d", mcf_vcl_symtab }, |
1108 |
|
{ NULL } |
1109 |
|
}; |
1110 |
|
|
1111 |
|
/*--------------------------------------------------------------------*/ |
1112 |
|
|
1113 |
|
static void |
1114 |
110550 |
mgt_vcl_atexit(void) |
1115 |
|
{ |
1116 |
|
struct vclprog *vp, *vp2; |
1117 |
|
|
1118 |
110550 |
if (getpid() != heritage.mgt_pid) |
1119 |
87425 |
return; |
1120 |
23125 |
mgt_vcl_active = NULL; |
1121 |
46250 |
while (!VTAILQ_EMPTY(&vclhead)) |
1122 |
52175 |
VTAILQ_FOREACH_SAFE(vp, &vclhead, list, vp2) |
1123 |
56750 |
if (VTAILQ_EMPTY(&vp->dto)) |
1124 |
27700 |
mgt_vcl_del(vp); |
1125 |
110550 |
} |
1126 |
|
|
1127 |
|
void |
1128 |
23125 |
mgt_vcl_init(void) |
1129 |
|
{ |
1130 |
|
|
1131 |
23125 |
e_poker = VEV_Alloc(); |
1132 |
23125 |
AN(e_poker); |
1133 |
23125 |
e_poker->timeout = 3; // random, prime |
1134 |
|
|
1135 |
23125 |
e_poker->callback = mgt_vcl_poker; |
1136 |
23125 |
e_poker->name = "vcl poker"; |
1137 |
23125 |
AZ(VEV_Start(mgt_evb, e_poker)); |
1138 |
|
|
1139 |
23125 |
AZ(atexit(mgt_vcl_atexit)); |
1140 |
|
|
1141 |
23125 |
VCLS_AddFunc(mgt_cls, MCF_AUTH, cli_vcl); |
1142 |
23125 |
} |