diff options
Diffstat (limited to 'src/stats-html.c')
| -rw-r--r-- | src/stats-html.c | 2081 |
1 files changed, 2081 insertions, 0 deletions
diff --git a/src/stats-html.c b/src/stats-html.c new file mode 100644 index 0000000..41eaa9e --- /dev/null +++ b/src/stats-html.c @@ -0,0 +1,2081 @@ +#include <haproxy/stats-html.h> + +#include <string.h> + +#include <import/ist.h> +#include <haproxy/api.h> +#include <haproxy/applet.h> +#include <haproxy/buf.h> +#include <haproxy/chunk.h> +#include <haproxy/clock.h> +#include <haproxy/freq_ctr.h> +#include <haproxy/global.h> +#include <haproxy/http.h> +#include <haproxy/http_htx.h> +#include <haproxy/htx.h> +#include <haproxy/list.h> +#include <haproxy/listener.h> +#include <haproxy/obj_type-t.h> +#include <haproxy/pipe.h> +#include <haproxy/proxy.h> +#include <haproxy/stats.h> +#include <haproxy/stconn.h> +#include <haproxy/server.h> +#include <haproxy/task.h> +#include <haproxy/thread.h> +#include <haproxy/time.h> +#include <haproxy/tinfo.h> +#include <haproxy/tools.h> +#include <haproxy/uri_auth-t.h> +#include <haproxy/version.h> + +static const char *field_to_html_str(const struct field *f) +{ + switch (field_format(f, 0)) { + case FF_S32: return U2H(f->u.s32); + case FF_S64: return U2H(f->u.s64); + case FF_U64: return U2H(f->u.u64); + case FF_U32: return U2H(f->u.u32); + case FF_FLT: return F2H(f->u.flt); + case FF_STR: return field_str(f, 0); + case FF_EMPTY: + default: + return ""; + } +} + +/* Dumps the HTTP stats head block to chunk ctx buffer and uses the per-uri + * parameters from the parent proxy. The caller is responsible for clearing + * chunk ctx buffer if needed. + */ +void stats_dump_html_head(struct appctx *appctx) +{ + struct show_stat_ctx *ctx = appctx->svcctx; + struct buffer *chk = &ctx->chunk; + struct uri_auth *uri; + + BUG_ON(!ctx->http_px); + uri = ctx->http_px->uri_auth; + + /* WARNING! This must fit in the first buffer !!! */ + chunk_appendf(chk, + "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\"\n" + "\"http://www.w3.org/TR/html4/loose.dtd\">\n" + "<html><head><title>Statistics Report for " PRODUCT_NAME "%s%s</title>\n" + "<link rel=\"icon\" href=\"data:,\">\n" + "<meta http-equiv=\"content-type\" content=\"text/html; charset=iso-8859-1\">\n" + "<style type=\"text/css\"><!--\n" + "body {" + " font-family: arial, helvetica, sans-serif;" + " font-size: 12px;" + " font-weight: normal;" + " color: black;" + " background: white;" + "}\n" + "th,td {" + " font-size: 10px;" + "}\n" + "h1 {" + " font-size: x-large;" + " margin-bottom: 0.5em;" + "}\n" + "h2 {" + " font-family: helvetica, arial;" + " font-size: x-large;" + " font-weight: bold;" + " font-style: italic;" + " color: #6020a0;" + " margin-top: 0em;" + " margin-bottom: 0em;" + "}\n" + "h3 {" + " font-family: helvetica, arial;" + " font-size: 16px;" + " font-weight: bold;" + " color: #b00040;" + " background: #e8e8d0;" + " margin-top: 0em;" + " margin-bottom: 0em;" + "}\n" + "li {" + " margin-top: 0.25em;" + " margin-right: 2em;" + "}\n" + ".hr {margin-top: 0.25em;" + " border-color: black;" + " border-bottom-style: solid;" + "}\n" + ".titre {background: #20D0D0;color: #000000; font-weight: bold; text-align: center;}\n" + ".total {background: #20D0D0;color: #ffff80;}\n" + ".frontend {background: #e8e8d0;}\n" + ".socket {background: #d0d0d0;}\n" + ".backend {background: #e8e8d0;}\n" + ".active_down {background: #ff9090;}\n" + ".active_going_up {background: #ffd020;}\n" + ".active_going_down {background: #ffffa0;}\n" + ".active_up {background: #c0ffc0;}\n" + ".active_nolb {background: #20a0ff;}\n" + ".active_draining {background: #20a0FF;}\n" + ".active_no_check {background: #e0e0e0;}\n" + ".backup_down {background: #ff9090;}\n" + ".backup_going_up {background: #ff80ff;}\n" + ".backup_going_down {background: #c060ff;}\n" + ".backup_up {background: #b0d0ff;}\n" + ".backup_nolb {background: #90b0e0;}\n" + ".backup_draining {background: #cc9900;}\n" + ".backup_no_check {background: #e0e0e0;}\n" + ".maintain {background: #c07820;}\n" + ".rls {letter-spacing: 0.2em; margin-right: 1px;}\n" /* right letter spacing (used for grouping digits) */ + "\n" + "a.px:link {color: #ffff40; text-decoration: none;}" + "a.px:visited {color: #ffff40; text-decoration: none;}" + "a.px:hover {color: #ffffff; text-decoration: none;}" + "a.lfsb:link {color: #000000; text-decoration: none;}" + "a.lfsb:visited {color: #000000; text-decoration: none;}" + "a.lfsb:hover {color: #505050; text-decoration: none;}" + "\n" + "table.tbl { border-collapse: collapse; border-style: none;}\n" + "table.tbl td { text-align: right; border-width: 1px 1px 1px 1px; border-style: solid solid solid solid; padding: 2px 3px; border-color: gray; white-space: nowrap;}\n" + "table.tbl td.ac { text-align: center;}\n" + "table.tbl th { border-width: 1px; border-style: solid solid solid solid; border-color: gray;}\n" + "table.tbl th.pxname { background: #b00040; color: #ffff40; font-weight: bold; border-style: solid solid none solid; padding: 2px 3px; white-space: nowrap;}\n" + "table.tbl th.empty { border-style: none; empty-cells: hide; background: white;}\n" + "table.tbl th.desc { background: white; border-style: solid solid none solid; text-align: left; padding: 2px 3px;}\n" + "\n" + "table.lgd { border-collapse: collapse; border-width: 1px; border-style: none none none solid; border-color: black;}\n" + "table.lgd td { border-width: 1px; border-style: solid solid solid solid; border-color: gray; padding: 2px;}\n" + "table.lgd td.noborder { border-style: none; padding: 2px; white-space: nowrap;}\n" + "table.det { border-collapse: collapse; border-style: none; }\n" + "table.det th { text-align: left; border-width: 0px; padding: 0px 1px 0px 0px; font-style:normal;font-size:11px;font-weight:bold;font-family: sans-serif;}\n" + "table.det td { text-align: right; border-width: 0px; padding: 0px 0px 0px 4px; white-space: nowrap; font-style:normal;font-size:11px;font-weight:normal;}\n" + "u {text-decoration:none; border-bottom: 1px dotted black;}\n" + "div.tips {\n" + " display:block;\n" + " visibility:hidden;\n" + " z-index:2147483647;\n" + " position:absolute;\n" + " padding:2px 4px 3px;\n" + " background:#f0f060; color:#000000;\n" + " border:1px solid #7040c0;\n" + " white-space:nowrap;\n" + " font-style:normal;font-size:11px;font-weight:normal;\n" + " -moz-border-radius:3px;-webkit-border-radius:3px;border-radius:3px;\n" + " -moz-box-shadow:gray 2px 2px 3px;-webkit-box-shadow:gray 2px 2px 3px;box-shadow:gray 2px 2px 3px;\n" + "}\n" + "u:hover div.tips {visibility:visible;}\n" + "@media (prefers-color-scheme: dark) {\n" + " body { font-family: arial, helvetica, sans-serif; font-size: 12px; font-weight: normal; color: #e8e6e3; background: #131516;}\n" + " h1 { color: #a265e0!important; }\n" + " h2 { color: #a265e0; }\n" + " h3 { color: #ff5190; background-color: #3e3e1f; }\n" + " a { color: #3391ff; }\n" + " input { background-color: #2f3437; }\n" + " .hr { border-color: #8c8273; }\n" + " .titre { background-color: #1aa6a6; color: #e8e6e3; }\n" + " .frontend {background: #2f3437;}\n" + " .socket {background: #2a2d2f;}\n" + " .backend {background: #2f3437;}\n" + " .active_down {background: #760000;}\n" + " .active_going_up {background: #b99200;}\n" + " .active_going_down {background: #6c6c00;}\n" + " .active_up {background: #165900;}\n" + " .active_nolb {background: #006ab9;}\n" + " .active_draining {background: #006ab9;}\n" + " .active_no_check {background: #2a2d2f;}\n" + " .backup_down {background: #760000;}\n" + " .backup_going_up {background: #7f007f;}\n" + " .backup_going_down {background: #580092;}\n" + " .backup_up {background: #2e3234;}\n" + " .backup_nolb {background: #1e3c6a;}\n" + " .backup_draining {background: #a37a00;}\n" + " .backup_no_check {background: #2a2d2f;}\n" + " .maintain {background: #9a601a;}\n" + " a.px:link {color: #d8d83b; text-decoration: none;}\n" + " a.px:visited {color: #d8d83b; text-decoration: none;}\n" + " a.px:hover {color: #ffffff; text-decoration: none;}\n" + " a.lfsb:link {color: #e8e6e3; text-decoration: none;}\n" + " a.lfsb:visited {color: #e8e6e3; text-decoration: none;}\n" + " a.lfsb:hover {color: #b5afa6; text-decoration: none;}\n" + " table.tbl th.empty { background-color: #181a1b; }\n" + " table.tbl th.desc { background: #181a1b; }\n" + " table.tbl th.pxname { background-color: #8d0033; color: #ffff46; }\n" + " table.tbl th { border-color: #808080; }\n" + " table.tbl td { border-color: #808080; }\n" + " u {text-decoration:none; border-bottom: 1px dotted #e8e6e3;}\n" + " div.tips {\n" + " background:#8e8e0d;\n" + " color:#e8e6e3;\n" + " border-color: #4e2c86;\n" + " -moz-box-shadow: #60686c 2px 2px 3px;\n" + " -webkit-box-shadow: #60686c 2px 2px 3px;\n" + " box-shadow: #60686c 2px 2px 3px;\n" + " }\n" + "}\n" + "-->\n" + "</style></head>\n", + (ctx->flags & STAT_F_SHNODE) ? " on " : "", + (ctx->flags & STAT_F_SHNODE) ? (uri && uri->node ? uri->node : global.node) : "" + ); +} + +/* Dumps the HTML stats information block to chunk ctx buffer and uses the + * state from stream connector <sc> and per-uri parameter from the parent + * proxy. The caller is responsible for clearing chunk ctx buffer if needed. + */ +void stats_dump_html_info(struct stconn *sc) +{ + struct appctx *appctx = __sc_appctx(sc); + struct show_stat_ctx *ctx = appctx->svcctx; + struct buffer *chk = &ctx->chunk; + unsigned int up = ns_to_sec(now_ns - start_time_ns); + char scope_txt[STAT_SCOPE_TXT_MAXLEN + sizeof STAT_SCOPE_PATTERN]; + const char *scope_ptr = stats_scope_ptr(appctx); + struct uri_auth *uri; + unsigned long long bps; + int thr; + + BUG_ON(!ctx->http_px); + uri = ctx->http_px->uri_auth; + for (bps = thr = 0; thr < global.nbthread; thr++) + bps += 32ULL * read_freq_ctr(&ha_thread_ctx[thr].out_32bps); + + /* Turn the bytes per second to bits per second and take care of the + * usual ethernet overhead in order to help figure how far we are from + * interface saturation since it's the only case which usually matters. + * For this we count the total size of an Ethernet frame on the wire + * including preamble and IFG (1538) for the largest TCP segment it + * transports (1448 with TCP timestamps). This is not valid for smaller + * packets (under-estimated), but it gives a reasonably accurate + * estimation of how far we are from uplink saturation. + */ + bps = bps * 8 * 1538 / 1448; + + /* WARNING! this has to fit the first packet too. + * We are around 3.5 kB, add adding entries will + * become tricky if we want to support 4kB buffers ! + */ + chunk_appendf(chk, + "<body><h1><a href=\"" PRODUCT_URL "\" style=\"text-decoration: none;\">" + PRODUCT_NAME "%s</a></h1>\n" + "<h2>Statistics Report for pid %d%s%s%s%s</h2>\n" + "<hr width=\"100%%\" class=\"hr\">\n" + "<h3>> General process information</h3>\n" + "<table border=0><tr><td align=\"left\" nowrap width=\"1%%\">\n" + "<p><b>pid = </b> %d (process #%d, nbproc = %d, nbthread = %d)<br>\n" + "<b>uptime = </b> %dd %dh%02dm%02ds; warnings = %u<br>\n" + "<b>system limits:</b> memmax = %s%s; ulimit-n = %d<br>\n" + "<b>maxsock = </b> %d; <b>maxconn = </b> %d; <b>reached = </b> %llu; <b>maxpipes = </b> %d<br>\n" + "current conns = %d; current pipes = %d/%d; conn rate = %d/sec; bit rate = %.3f %cbps<br>\n" + "Running tasks: %d/%d (%d niced); idle = %d %%<br>\n" + "</td><td align=\"center\" nowrap>\n" + "<table class=\"lgd\"><tr>\n" + "<td class=\"active_up\"> </td><td class=\"noborder\">active UP </td>" + "<td class=\"backup_up\"> </td><td class=\"noborder\">backup UP </td>" + "</tr><tr>\n" + "<td class=\"active_going_down\"></td><td class=\"noborder\">active UP, going down </td>" + "<td class=\"backup_going_down\"></td><td class=\"noborder\">backup UP, going down </td>" + "</tr><tr>\n" + "<td class=\"active_going_up\"></td><td class=\"noborder\">active DOWN, going up </td>" + "<td class=\"backup_going_up\"></td><td class=\"noborder\">backup DOWN, going up </td>" + "</tr><tr>\n" + "<td class=\"active_down\"></td><td class=\"noborder\">active or backup DOWN </td>" + "<td class=\"active_no_check\"></td><td class=\"noborder\">not checked </td>" + "</tr><tr>\n" + "<td class=\"maintain\"></td><td class=\"noborder\" colspan=\"3\">active or backup DOWN for maintenance (MAINT) </td>" + "</tr><tr>\n" + "<td class=\"active_draining\"></td><td class=\"noborder\" colspan=\"3\">active or backup SOFT STOPPED for maintenance </td>" + "</tr></table>\n" + "Note: \"NOLB\"/\"DRAIN\" = UP with load-balancing disabled." + "</td>" + "<td align=\"left\" valign=\"top\" nowrap width=\"1%%\">" + "<b>Display option:</b><ul style=\"margin-top: 0.25em;\">" + "", + (ctx->flags & STAT_F_HIDEVER) ? "" : (stats_version_string), + pid, (ctx->flags & STAT_F_SHNODE) ? " on " : "", + (ctx->flags & STAT_F_SHNODE) ? (uri->node ? uri->node : global.node) : "", + (ctx->flags & STAT_F_SHDESC) ? ": " : "", + (ctx->flags & STAT_F_SHDESC) ? (uri->desc ? uri->desc : global.desc) : "", + pid, 1, 1, global.nbthread, + up / 86400, (up % 86400) / 3600, + (up % 3600) / 60, (up % 60), + HA_ATOMIC_LOAD(&tot_warnings), + global.rlimit_memmax ? ultoa(global.rlimit_memmax) : "unlimited", + global.rlimit_memmax ? " MB" : "", + global.rlimit_nofile, + global.maxsock, global.maxconn, HA_ATOMIC_LOAD(&maxconn_reached), global.maxpipes, + actconn, pipes_used, pipes_used+pipes_free, read_freq_ctr(&global.conn_per_sec), + bps >= 1000000000UL ? (bps / 1000000000.0) : bps >= 1000000UL ? (bps / 1000000.0) : (bps / 1000.0), + bps >= 1000000000UL ? 'G' : bps >= 1000000UL ? 'M' : 'k', + total_run_queues(), total_allocated_tasks(), total_niced_running_tasks(), clock_report_idle()); + + /* scope_txt = search query, ctx->scope_len is always <= STAT_SCOPE_TXT_MAXLEN */ + memcpy(scope_txt, scope_ptr, ctx->scope_len); + scope_txt[ctx->scope_len] = '\0'; + + chunk_appendf(chk, + "<li><form method=\"GET\">Scope : <input value=\"%s\" name=\"" STAT_SCOPE_INPUT_NAME "\" size=\"8\" maxlength=\"%d\" tabindex=\"1\"/></form>\n", + (ctx->scope_len > 0) ? scope_txt : "", + STAT_SCOPE_TXT_MAXLEN); + + /* scope_txt = search pattern + search query, ctx->scope_len is always <= STAT_SCOPE_TXT_MAXLEN */ + scope_txt[0] = 0; + if (ctx->scope_len) { + strlcpy2(scope_txt, STAT_SCOPE_PATTERN, sizeof(scope_txt)); + memcpy(scope_txt + strlen(STAT_SCOPE_PATTERN), scope_ptr, ctx->scope_len); + scope_txt[strlen(STAT_SCOPE_PATTERN) + ctx->scope_len] = 0; + } + + if (ctx->flags & STAT_F_HIDE_DOWN) + chunk_appendf(chk, + "<li><a href=\"%s%s%s%s\">Show all servers</a><br>\n", + uri->uri_prefix, + "", + (ctx->flags & STAT_F_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + else + chunk_appendf(chk, + "<li><a href=\"%s%s%s%s\">Hide 'DOWN' servers</a><br>\n", + uri->uri_prefix, + ";up", + (ctx->flags & STAT_F_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + + if (uri->refresh > 0) { + if (ctx->flags & STAT_F_NO_REFRESH) + chunk_appendf(chk, + "<li><a href=\"%s%s%s%s\">Enable refresh</a><br>\n", + uri->uri_prefix, + (ctx->flags & STAT_F_HIDE_DOWN) ? ";up" : "", + "", + scope_txt); + else + chunk_appendf(chk, + "<li><a href=\"%s%s%s%s\">Disable refresh</a><br>\n", + uri->uri_prefix, + (ctx->flags & STAT_F_HIDE_DOWN) ? ";up" : "", + ";norefresh", + scope_txt); + } + + chunk_appendf(chk, + "<li><a href=\"%s%s%s%s\">Refresh now</a><br>\n", + uri->uri_prefix, + (ctx->flags & STAT_F_HIDE_DOWN) ? ";up" : "", + (ctx->flags & STAT_F_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + + chunk_appendf(chk, + "<li><a href=\"%s;csv%s%s\">CSV export</a><br>\n", + uri->uri_prefix, + (uri->refresh > 0) ? ";norefresh" : "", + scope_txt); + + chunk_appendf(chk, + "<li><a href=\"%s;json%s%s\">JSON export</a> (<a href=\"%s;json-schema\">schema</a>)<br>\n", + uri->uri_prefix, + (uri->refresh > 0) ? ";norefresh" : "", + scope_txt, uri->uri_prefix); + + chunk_appendf(chk, + "</ul></td>" + "<td align=\"left\" valign=\"top\" nowrap width=\"1%%\">" + "<b>External resources:</b><ul style=\"margin-top: 0.25em;\">\n" + "<li><a href=\"" PRODUCT_URL "\">Primary site</a><br>\n" + "<li><a href=\"" PRODUCT_URL_UPD "\">Updates (v" PRODUCT_BRANCH ")</a><br>\n" + "<li><a href=\"" PRODUCT_URL_DOC "\">Online manual</a><br>\n" + "</ul>" + "</td>" + "</tr></table>\n" + "" + ); + + if (ctx->st_code) { + switch (ctx->st_code) { + case STAT_STATUS_DONE: + chunk_appendf(chk, + "<p><div class=active_up>" + "<a class=lfsb href=\"%s%s%s%s\" title=\"Remove this message\">[X]</a> " + "Action processed successfully." + "</div>\n", uri->uri_prefix, + (ctx->flags & STAT_F_HIDE_DOWN) ? ";up" : "", + (ctx->flags & STAT_F_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + break; + case STAT_STATUS_NONE: + chunk_appendf(chk, + "<p><div class=active_going_down>" + "<a class=lfsb href=\"%s%s%s%s\" title=\"Remove this message\">[X]</a> " + "Nothing has changed." + "</div>\n", uri->uri_prefix, + (ctx->flags & STAT_F_HIDE_DOWN) ? ";up" : "", + (ctx->flags & STAT_F_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + break; + case STAT_STATUS_PART: + chunk_appendf(chk, + "<p><div class=active_going_down>" + "<a class=lfsb href=\"%s%s%s%s\" title=\"Remove this message\">[X]</a> " + "Action partially processed.<br>" + "Some server names are probably unknown or ambiguous (duplicated names in the backend)." + "</div>\n", uri->uri_prefix, + (ctx->flags & STAT_F_HIDE_DOWN) ? ";up" : "", + (ctx->flags & STAT_F_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + break; + case STAT_STATUS_ERRP: + chunk_appendf(chk, + "<p><div class=active_down>" + "<a class=lfsb href=\"%s%s%s%s\" title=\"Remove this message\">[X]</a> " + "Action not processed because of invalid parameters." + "<ul>" + "<li>The action is maybe unknown.</li>" + "<li>Invalid key parameter (empty or too long).</li>" + "<li>The backend name is probably unknown or ambiguous (duplicated names).</li>" + "<li>Some server names are probably unknown or ambiguous (duplicated names in the backend).</li>" + "</ul>" + "</div>\n", uri->uri_prefix, + (ctx->flags & STAT_F_HIDE_DOWN) ? ";up" : "", + (ctx->flags & STAT_F_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + break; + case STAT_STATUS_EXCD: + chunk_appendf(chk, + "<p><div class=active_down>" + "<a class=lfsb href=\"%s%s%s%s\" title=\"Remove this message\">[X]</a> " + "<b>Action not processed : the buffer couldn't store all the data.<br>" + "You should retry with less servers at a time.</b>" + "</div>\n", uri->uri_prefix, + (ctx->flags & STAT_F_HIDE_DOWN) ? ";up" : "", + (ctx->flags & STAT_F_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + break; + case STAT_STATUS_DENY: + chunk_appendf(chk, + "<p><div class=active_down>" + "<a class=lfsb href=\"%s%s%s%s\" title=\"Remove this message\">[X]</a> " + "<b>Action denied.</b>" + "</div>\n", uri->uri_prefix, + (ctx->flags & STAT_F_HIDE_DOWN) ? ";up" : "", + (ctx->flags & STAT_F_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + break; + case STAT_STATUS_IVAL: + chunk_appendf(chk, + "<p><div class=active_down>" + "<a class=lfsb href=\"%s%s%s%s\" title=\"Remove this message\">[X]</a> " + "<b>Invalid requests (unsupported method or chunked encoded request).</b>" + "</div>\n", uri->uri_prefix, + (ctx->flags & STAT_F_HIDE_DOWN) ? ";up" : "", + (ctx->flags & STAT_F_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + break; + default: + chunk_appendf(chk, + "<p><div class=active_no_check>" + "<a class=lfsb href=\"%s%s%s%s\" title=\"Remove this message\">[X]</a> " + "Unexpected result." + "</div>\n", uri->uri_prefix, + (ctx->flags & STAT_F_HIDE_DOWN) ? ";up" : "", + (ctx->flags & STAT_F_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + } + chunk_appendf(chk, "<p>\n"); + } +} + +/* Dump all fields from <stats> into <out> using the HTML format. A column is + * reserved for the checkbox is STAT_F_ADMIN is set in <flags>. Some extra info + * are provided if STAT_F_SHLGNDS is present in <flags>. The statistics from + * extra modules are displayed at the end of the lines if STAT_F_SHMODULES is + * present in <flags>. + */ +int stats_dump_fields_html(struct buffer *out, + const struct field *stats, + struct show_stat_ctx *ctx) +{ + struct buffer src; + struct stats_module *mod; + int flags = ctx->flags; + int i = 0, j = 0; + + if (stats[ST_I_PX_TYPE].u.u32 == STATS_TYPE_FE) { + chunk_appendf(out, + /* name, queue */ + "<tr class=\"frontend\">"); + + if (flags & STAT_F_ADMIN) { + /* Column sub-heading for Enable or Disable server */ + chunk_appendf(out, "<td></td>"); + } + + chunk_appendf(out, + "<td class=ac>" + "<a name=\"%s/Frontend\"></a>" + "<a class=lfsb href=\"#%s/Frontend\">Frontend</a></td>" + "<td colspan=3></td>" + "", + field_str(stats, ST_I_PX_PXNAME), field_str(stats, ST_I_PX_PXNAME)); + + chunk_appendf(out, + /* sessions rate : current */ + "<td><u>%s<div class=tips><table class=det>" + "<tr><th>Current connection rate:</th><td>%s/s</td></tr>" + "<tr><th>Current session rate:</th><td>%s/s</td></tr>" + "", + U2H(stats[ST_I_PX_RATE].u.u32), + U2H(stats[ST_I_PX_CONN_RATE].u.u32), + U2H(stats[ST_I_PX_RATE].u.u32)); + + if (strcmp(field_str(stats, ST_I_PX_MODE), "http") == 0) + chunk_appendf(out, + "<tr><th>Current request rate:</th><td>%s/s</td></tr>", + U2H(stats[ST_I_PX_REQ_RATE].u.u32)); + + chunk_appendf(out, + "</table></div></u></td>" + /* sessions rate : max */ + "<td><u>%s<div class=tips><table class=det>" + "<tr><th>Max connection rate:</th><td>%s/s</td></tr>" + "<tr><th>Max session rate:</th><td>%s/s</td></tr>" + "", + U2H(stats[ST_I_PX_RATE_MAX].u.u32), + U2H(stats[ST_I_PX_CONN_RATE_MAX].u.u32), + U2H(stats[ST_I_PX_RATE_MAX].u.u32)); + + if (strcmp(field_str(stats, ST_I_PX_MODE), "http") == 0) + chunk_appendf(out, + "<tr><th>Max request rate:</th><td>%s/s</td></tr>", + U2H(stats[ST_I_PX_REQ_RATE_MAX].u.u32)); + + chunk_appendf(out, + "</table></div></u></td>" + /* sessions rate : limit */ + "<td>%s</td>", + LIM2A(stats[ST_I_PX_RATE_LIM].u.u32, "-")); + + chunk_appendf(out, + /* sessions: current, max, limit, total */ + "<td>%s</td><td>%s</td><td>%s</td>" + "<td><u>%s<div class=tips><table class=det>" + "<tr><th>Cum. connections:</th><td>%s</td></tr>" + "<tr><th>Cum. sessions:</th><td>%s</td></tr>" + "", + U2H(stats[ST_I_PX_SCUR].u.u32), U2H(stats[ST_I_PX_SMAX].u.u32), U2H(stats[ST_I_PX_SLIM].u.u32), + U2H(stats[ST_I_PX_STOT].u.u64), + U2H(stats[ST_I_PX_CONN_TOT].u.u64), + U2H(stats[ST_I_PX_STOT].u.u64)); + + /* http response (via hover): 1xx, 2xx, 3xx, 4xx, 5xx, other */ + if (strcmp(field_str(stats, ST_I_PX_MODE), "http") == 0) { + chunk_appendf(out, + "<tr><th>- HTTP/1 sessions:</th><td>%s</td></tr>" + "<tr><th>- HTTP/2 sessions:</th><td>%s</td></tr>" + "<tr><th>- HTTP/3 sessions:</th><td>%s</td></tr>" + "<tr><th>- other sessions:</th><td>%s</td></tr>" + "<tr><th>Cum. HTTP requests:</th><td>%s</td></tr>" + "<tr><th>- HTTP/1 requests:</th><td>%s</td></tr>" + "<tr><th>- HTTP/2 requests:</th><td>%s</td></tr>" + "<tr><th>- HTTP/3 requests:</th><td>%s</td></tr>" + "<tr><th>- other requests:</th><td>%s</td></tr>" + "", + U2H(stats[ST_I_PX_H1SESS].u.u64), + U2H(stats[ST_I_PX_H2SESS].u.u64), + U2H(stats[ST_I_PX_H3SESS].u.u64), + U2H(stats[ST_I_PX_SESS_OTHER].u.u64), + U2H(stats[ST_I_PX_REQ_TOT].u.u64), + U2H(stats[ST_I_PX_H1REQ].u.u64), + U2H(stats[ST_I_PX_H2REQ].u.u64), + U2H(stats[ST_I_PX_H3REQ].u.u64), + U2H(stats[ST_I_PX_REQ_OTHER].u.u64)); + + chunk_appendf(out, + "<tr><th>- HTTP 1xx responses:</th><td>%s</td></tr>" + "<tr><th>- HTTP 2xx responses:</th><td>%s</td></tr>" + "<tr><th> Compressed 2xx:</th><td>%s</td><td>(%d%%)</td></tr>" + "<tr><th>- HTTP 3xx responses:</th><td>%s</td></tr>" + "<tr><th>- HTTP 4xx responses:</th><td>%s</td></tr>" + "<tr><th>- HTTP 5xx responses:</th><td>%s</td></tr>" + "<tr><th>- other responses:</th><td>%s</td></tr>" + "", + U2H(stats[ST_I_PX_HRSP_1XX].u.u64), + U2H(stats[ST_I_PX_HRSP_2XX].u.u64), + U2H(stats[ST_I_PX_COMP_RSP].u.u64), + stats[ST_I_PX_HRSP_2XX].u.u64 ? + (int)(100 * stats[ST_I_PX_COMP_RSP].u.u64 / stats[ST_I_PX_HRSP_2XX].u.u64) : 0, + U2H(stats[ST_I_PX_HRSP_3XX].u.u64), + U2H(stats[ST_I_PX_HRSP_4XX].u.u64), + U2H(stats[ST_I_PX_HRSP_5XX].u.u64), + U2H(stats[ST_I_PX_HRSP_OTHER].u.u64)); + + chunk_appendf(out, + "<tr><th>Intercepted requests:</th><td>%s</td></tr>" + "<tr><th>Cache lookups:</th><td>%s</td></tr>" + "<tr><th>Cache hits:</th><td>%s</td><td>(%d%%)</td></tr>" + "<tr><th>Failed hdr rewrites:</th><td>%s</td></tr>" + "<tr><th>Internal errors:</th><td>%s</td></tr>" + "", + U2H(stats[ST_I_PX_INTERCEPTED].u.u64), + U2H(stats[ST_I_PX_CACHE_LOOKUPS].u.u64), + U2H(stats[ST_I_PX_CACHE_HITS].u.u64), + stats[ST_I_PX_CACHE_LOOKUPS].u.u64 ? + (int)(100 * stats[ST_I_PX_CACHE_HITS].u.u64 / stats[ST_I_PX_CACHE_LOOKUPS].u.u64) : 0, + U2H(stats[ST_I_PX_WREW].u.u64), + U2H(stats[ST_I_PX_EINT].u.u64)); + } + + chunk_appendf(out, + "</table></div></u></td>" + /* sessions: lbtot, lastsess */ + "<td></td><td></td>" + /* bytes : in */ + "<td>%s</td>" + "", + U2H(stats[ST_I_PX_BIN].u.u64)); + + chunk_appendf(out, + /* bytes:out + compression stats (via hover): comp_in, comp_out, comp_byp */ + "<td>%s%s<div class=tips><table class=det>" + "<tr><th>Response bytes in:</th><td>%s</td></tr>" + "<tr><th>Compression in:</th><td>%s</td></tr>" + "<tr><th>Compression out:</th><td>%s</td><td>(%d%%)</td></tr>" + "<tr><th>Compression bypass:</th><td>%s</td></tr>" + "<tr><th>Total bytes saved:</th><td>%s</td><td>(%d%%)</td></tr>" + "</table></div>%s</td>", + (stats[ST_I_PX_COMP_IN].u.u64 || stats[ST_I_PX_COMP_BYP].u.u64) ? "<u>":"", + U2H(stats[ST_I_PX_BOUT].u.u64), + U2H(stats[ST_I_PX_BOUT].u.u64), + U2H(stats[ST_I_PX_COMP_IN].u.u64), + U2H(stats[ST_I_PX_COMP_OUT].u.u64), + stats[ST_I_PX_COMP_IN].u.u64 ? (int)(stats[ST_I_PX_COMP_OUT].u.u64 * 100 / stats[ST_I_PX_COMP_IN].u.u64) : 0, + U2H(stats[ST_I_PX_COMP_BYP].u.u64), + U2H(stats[ST_I_PX_COMP_IN].u.u64 - stats[ST_I_PX_COMP_OUT].u.u64), + stats[ST_I_PX_BOUT].u.u64 ? (int)((stats[ST_I_PX_COMP_IN].u.u64 - stats[ST_I_PX_COMP_OUT].u.u64) * 100 / stats[ST_I_PX_BOUT].u.u64) : 0, + (stats[ST_I_PX_COMP_IN].u.u64 || stats[ST_I_PX_COMP_BYP].u.u64) ? "</u>":""); + + chunk_appendf(out, + /* denied: req, resp */ + "<td>%s</td><td>%s</td>" + /* errors : request, connect, response */ + "<td>%s</td><td></td><td></td>" + /* warnings: retries, redispatches */ + "<td></td><td></td>" + /* server status : reflect frontend status */ + "<td class=ac>%s</td>" + /* rest of server: nothing */ + "<td class=ac colspan=8></td>" + "", + U2H(stats[ST_I_PX_DREQ].u.u64), U2H(stats[ST_I_PX_DRESP].u.u64), + U2H(stats[ST_I_PX_EREQ].u.u64), + field_str(stats, ST_I_PX_STATUS)); + + if (flags & STAT_F_SHMODULES) { + list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) { + chunk_appendf(out, "<td>"); + + if (stats_px_get_cap(mod->domain_flags) & STATS_PX_CAP_FE) { + chunk_appendf(out, + "<u>%s<div class=tips><table class=det>", + mod->name); + for (j = 0; j < mod->stats_count; ++j) { + chunk_appendf(out, + "<tr><th>%s</th><td>%s</td></tr>", + mod->stats[j].desc, field_to_html_str(&stats[ST_I_PX_MAX + i])); + ++i; + } + chunk_appendf(out, "</table></div></u>"); + } else { + i += mod->stats_count; + } + + chunk_appendf(out, "</td>"); + } + } + + chunk_appendf(out, "</tr>"); + } + else if (stats[ST_I_PX_TYPE].u.u32 == STATS_TYPE_SO) { + chunk_appendf(out, "<tr class=socket>"); + if (flags & STAT_F_ADMIN) { + /* Column sub-heading for Enable or Disable server */ + chunk_appendf(out, "<td></td>"); + } + + chunk_appendf(out, + /* frontend name, listener name */ + "<td class=ac><a name=\"%s/+%s\"></a>%s" + "<a class=lfsb href=\"#%s/+%s\">%s</a>" + "", + field_str(stats, ST_I_PX_PXNAME), field_str(stats, ST_I_PX_SVNAME), + (flags & STAT_F_SHLGNDS)?"<u>":"", + field_str(stats, ST_I_PX_PXNAME), field_str(stats, ST_I_PX_SVNAME), field_str(stats, ST_I_PX_SVNAME)); + + if (flags & STAT_F_SHLGNDS) { + chunk_appendf(out, "<div class=tips>"); + + if (isdigit((unsigned char)*field_str(stats, ST_I_PX_ADDR))) + chunk_appendf(out, "IPv4: %s, ", field_str(stats, ST_I_PX_ADDR)); + else if (*field_str(stats, ST_I_PX_ADDR) == '[') + chunk_appendf(out, "IPv6: %s, ", field_str(stats, ST_I_PX_ADDR)); + else if (*field_str(stats, ST_I_PX_ADDR)) + chunk_appendf(out, "%s, ", field_str(stats, ST_I_PX_ADDR)); + + chunk_appendf(out, "proto=%s, ", field_str(stats, ST_I_PX_PROTO)); + + /* id */ + chunk_appendf(out, "id: %d</div>", stats[ST_I_PX_SID].u.u32); + } + + chunk_appendf(out, + /* queue */ + "%s</td><td colspan=3></td>" + /* sessions rate: current, max, limit */ + "<td colspan=3> </td>" + /* sessions: current, max, limit, total, lbtot, lastsess */ + "<td>%s</td><td>%s</td><td>%s</td>" + "<td>%s</td><td> </td><td> </td>" + /* bytes: in, out */ + "<td>%s</td><td>%s</td>" + "", + (flags & STAT_F_SHLGNDS)?"</u>":"", + U2H(stats[ST_I_PX_SCUR].u.u32), U2H(stats[ST_I_PX_SMAX].u.u32), U2H(stats[ST_I_PX_SLIM].u.u32), + U2H(stats[ST_I_PX_STOT].u.u64), U2H(stats[ST_I_PX_BIN].u.u64), U2H(stats[ST_I_PX_BOUT].u.u64)); + + chunk_appendf(out, + /* denied: req, resp */ + "<td>%s</td><td>%s</td>" + /* errors: request, connect, response */ + "<td>%s</td><td></td><td></td>" + /* warnings: retries, redispatches */ + "<td></td><td></td>" + /* server status: reflect listener status */ + "<td class=ac>%s</td>" + /* rest of server: nothing */ + "<td class=ac colspan=8></td>" + "", + U2H(stats[ST_I_PX_DREQ].u.u64), U2H(stats[ST_I_PX_DRESP].u.u64), + U2H(stats[ST_I_PX_EREQ].u.u64), + field_str(stats, ST_I_PX_STATUS)); + + if (flags & STAT_F_SHMODULES) { + list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) { + chunk_appendf(out, "<td>"); + + if (stats_px_get_cap(mod->domain_flags) & STATS_PX_CAP_LI) { + chunk_appendf(out, + "<u>%s<div class=tips><table class=det>", + mod->name); + for (j = 0; j < mod->stats_count; ++j) { + chunk_appendf(out, + "<tr><th>%s</th><td>%s</td></tr>", + mod->stats[j].desc, field_to_html_str(&stats[ST_I_PX_MAX + i])); + ++i; + } + chunk_appendf(out, "</table></div></u>"); + } else { + i += mod->stats_count; + } + + chunk_appendf(out, "</td>"); + } + } + + chunk_appendf(out, "</tr>"); + } + else if (stats[ST_I_PX_TYPE].u.u32 == STATS_TYPE_SV) { + const char *style; + + /* determine the style to use depending on the server's state, + * its health and weight. There isn't a 1-to-1 mapping between + * state and styles for the cases where the server is (still) + * up. The reason is that we don't want to report nolb and + * drain with the same color. + */ + + if (strcmp(field_str(stats, ST_I_PX_STATUS), "DOWN") == 0 || + strcmp(field_str(stats, ST_I_PX_STATUS), "DOWN (agent)") == 0) { + style = "down"; + } + else if (strncmp(field_str(stats, ST_I_PX_STATUS), "DOWN ", strlen("DOWN ")) == 0) { + style = "going_up"; + } + else if (strcmp(field_str(stats, ST_I_PX_STATUS), "DRAIN") == 0) { + style = "draining"; + } + else if (strncmp(field_str(stats, ST_I_PX_STATUS), "NOLB ", strlen("NOLB ")) == 0) { + style = "going_down"; + } + else if (strcmp(field_str(stats, ST_I_PX_STATUS), "NOLB") == 0) { + style = "nolb"; + } + else if (strcmp(field_str(stats, ST_I_PX_STATUS), "no check") == 0) { + style = "no_check"; + } + else if (!stats[ST_I_PX_CHKFAIL].type || + stats[ST_I_PX_CHECK_HEALTH].u.u32 == stats[ST_I_PX_CHECK_RISE].u.u32 + stats[ST_I_PX_CHECK_FALL].u.u32 - 1) { + /* no check or max health = UP */ + if (stats[ST_I_PX_WEIGHT].u.u32) + style = "up"; + else + style = "draining"; + } + else { + style = "going_down"; + } + + if (strncmp(field_str(stats, ST_I_PX_STATUS), "MAINT", 5) == 0) + chunk_appendf(out, "<tr class=\"maintain\">"); + else + chunk_appendf(out, + "<tr class=\"%s_%s\">", + (stats[ST_I_PX_BCK].u.u32) ? "backup" : "active", style); + + + if (flags & STAT_F_ADMIN) + chunk_appendf(out, + "<td><input class='%s-checkbox' type=\"checkbox\" name=\"s\" value=\"%s\"></td>", + field_str(stats, ST_I_PX_PXNAME), + field_str(stats, ST_I_PX_SVNAME)); + + chunk_appendf(out, + "<td class=ac><a name=\"%s/%s\"></a>%s" + "<a class=lfsb href=\"#%s/%s\">%s</a>" + "", + field_str(stats, ST_I_PX_PXNAME), field_str(stats, ST_I_PX_SVNAME), + (flags & STAT_F_SHLGNDS) ? "<u>" : "", + field_str(stats, ST_I_PX_PXNAME), field_str(stats, ST_I_PX_SVNAME), field_str(stats, ST_I_PX_SVNAME)); + + if (flags & STAT_F_SHLGNDS) { + chunk_appendf(out, "<div class=tips>"); + + if (isdigit((unsigned char)*field_str(stats, ST_I_PX_ADDR))) + chunk_appendf(out, "IPv4: %s, ", field_str(stats, ST_I_PX_ADDR)); + else if (*field_str(stats, ST_I_PX_ADDR) == '[') + chunk_appendf(out, "IPv6: %s, ", field_str(stats, ST_I_PX_ADDR)); + else if (*field_str(stats, ST_I_PX_ADDR)) + chunk_appendf(out, "%s, ", field_str(stats, ST_I_PX_ADDR)); + + /* id */ + chunk_appendf(out, "id: %d, rid: %d", stats[ST_I_PX_SID].u.u32, stats[ST_I_PX_SRID].u.u32); + + /* cookie */ + if (stats[ST_I_PX_COOKIE].type) { + chunk_appendf(out, ", cookie: '"); + chunk_initstr(&src, field_str(stats, ST_I_PX_COOKIE)); + chunk_htmlencode(out, &src); + chunk_appendf(out, "'"); + } + + chunk_appendf(out, "</div>"); + } + + chunk_appendf(out, + /* queue : current, max, limit */ + "%s</td><td>%s</td><td>%s</td><td>%s</td>" + /* sessions rate : current, max, limit */ + "<td>%s</td><td>%s</td><td></td>" + "", + (flags & STAT_F_SHLGNDS) ? "</u>" : "", + U2H(stats[ST_I_PX_QCUR].u.u32), U2H(stats[ST_I_PX_QMAX].u.u32), LIM2A(stats[ST_I_PX_QLIMIT].u.u32, "-"), + U2H(stats[ST_I_PX_RATE].u.u32), U2H(stats[ST_I_PX_RATE_MAX].u.u32)); + + chunk_appendf(out, + /* sessions: current, max, limit, total */ + "<td><u>%s<div class=tips>" + "<table class=det>" + "<tr><th>Current active connections:</th><td>%s</td></tr>" + "<tr><th>Current used connections:</th><td>%s</td></tr>" + "<tr><th>Current idle connections:</th><td>%s</td></tr>" + "<tr><th>- unsafe:</th><td>%s</td></tr>" + "<tr><th>- safe:</th><td>%s</td></tr>" + "<tr><th>Estimated need of connections:</th><td>%s</td></tr>" + "<tr><th>Active connections limit:</th><td>%s</td></tr>" + "<tr><th>Idle connections limit:</th><td>%s</td></tr>" + "</table></div></u>" + "</td><td>%s</td><td>%s</td>" + "<td><u>%s<div class=tips><table class=det>" + "<tr><th>Cum. sessions:</th><td>%s</td></tr>" + "", + U2H(stats[ST_I_PX_SCUR].u.u32), + U2H(stats[ST_I_PX_SCUR].u.u32), + U2H(stats[ST_I_PX_USED_CONN_CUR].u.u32), + U2H(stats[ST_I_PX_SRV_ICUR].u.u32), + U2H(stats[ST_I_PX_IDLE_CONN_CUR].u.u32), + U2H(stats[ST_I_PX_SAFE_CONN_CUR].u.u32), + U2H(stats[ST_I_PX_NEED_CONN_EST].u.u32), + + LIM2A(stats[ST_I_PX_SLIM].u.u32, "-"), + stats[ST_I_PX_SRV_ILIM].type ? U2H(stats[ST_I_PX_SRV_ILIM].u.u32) : "-", + U2H(stats[ST_I_PX_SMAX].u.u32), LIM2A(stats[ST_I_PX_SLIM].u.u32, "-"), + U2H(stats[ST_I_PX_STOT].u.u64), + U2H(stats[ST_I_PX_STOT].u.u64)); + + /* http response (via hover): 1xx, 2xx, 3xx, 4xx, 5xx, other */ + if (strcmp(field_str(stats, ST_I_PX_MODE), "http") == 0) { + chunk_appendf(out, + "<tr><th>New connections:</th><td>%s</td></tr>" + "<tr><th>Reused connections:</th><td>%s</td><td>(%d%%)</td></tr>" + "<tr><th>Cum. HTTP requests:</th><td>%s</td></tr>" + "<tr><th>- HTTP 1xx responses:</th><td>%s</td><td>(%d%%)</td></tr>" + "<tr><th>- HTTP 2xx responses:</th><td>%s</td><td>(%d%%)</td></tr>" + "<tr><th>- HTTP 3xx responses:</th><td>%s</td><td>(%d%%)</td></tr>" + "<tr><th>- HTTP 4xx responses:</th><td>%s</td><td>(%d%%)</td></tr>" + "<tr><th>- HTTP 5xx responses:</th><td>%s</td><td>(%d%%)</td></tr>" + "<tr><th>- other responses:</th><td>%s</td><td>(%d%%)</td></tr>" + "<tr><th>Failed hdr rewrites:</th><td>%s</td></tr>" + "<tr><th>Internal error:</th><td>%s</td></tr>" + "", + U2H(stats[ST_I_PX_CONNECT].u.u64), + U2H(stats[ST_I_PX_REUSE].u.u64), + (stats[ST_I_PX_CONNECT].u.u64 + stats[ST_I_PX_REUSE].u.u64) ? + (int)(100 * stats[ST_I_PX_REUSE].u.u64 / (stats[ST_I_PX_CONNECT].u.u64 + stats[ST_I_PX_REUSE].u.u64)) : 0, + U2H(stats[ST_I_PX_REQ_TOT].u.u64), + U2H(stats[ST_I_PX_HRSP_1XX].u.u64), stats[ST_I_PX_REQ_TOT].u.u64 ? + (int)(100 * stats[ST_I_PX_HRSP_1XX].u.u64 / stats[ST_I_PX_REQ_TOT].u.u64) : 0, + U2H(stats[ST_I_PX_HRSP_2XX].u.u64), stats[ST_I_PX_REQ_TOT].u.u64 ? + (int)(100 * stats[ST_I_PX_HRSP_2XX].u.u64 / stats[ST_I_PX_REQ_TOT].u.u64) : 0, + U2H(stats[ST_I_PX_HRSP_3XX].u.u64), stats[ST_I_PX_REQ_TOT].u.u64 ? + (int)(100 * stats[ST_I_PX_HRSP_3XX].u.u64 / stats[ST_I_PX_REQ_TOT].u.u64) : 0, + U2H(stats[ST_I_PX_HRSP_4XX].u.u64), stats[ST_I_PX_REQ_TOT].u.u64 ? + (int)(100 * stats[ST_I_PX_HRSP_4XX].u.u64 / stats[ST_I_PX_REQ_TOT].u.u64) : 0, + U2H(stats[ST_I_PX_HRSP_5XX].u.u64), stats[ST_I_PX_REQ_TOT].u.u64 ? + (int)(100 * stats[ST_I_PX_HRSP_5XX].u.u64 / stats[ST_I_PX_REQ_TOT].u.u64) : 0, + U2H(stats[ST_I_PX_HRSP_OTHER].u.u64), stats[ST_I_PX_REQ_TOT].u.u64 ? + (int)(100 * stats[ST_I_PX_HRSP_OTHER].u.u64 / stats[ST_I_PX_REQ_TOT].u.u64) : 0, + U2H(stats[ST_I_PX_WREW].u.u64), + U2H(stats[ST_I_PX_EINT].u.u64)); + } + + chunk_appendf(out, "<tr><th colspan=3>Max / Avg over last 1024 success. conn.</th></tr>"); + chunk_appendf(out, "<tr><th>- Queue time:</th><td>%s / %s</td><td>ms</td></tr>", + U2H(stats[ST_I_PX_QT_MAX].u.u32), U2H(stats[ST_I_PX_QTIME].u.u32)); + chunk_appendf(out, "<tr><th>- Connect time:</th><td>%s / %s</td><td>ms</td></tr>", + U2H(stats[ST_I_PX_CT_MAX].u.u32), U2H(stats[ST_I_PX_CTIME].u.u32)); + if (strcmp(field_str(stats, ST_I_PX_MODE), "http") == 0) + chunk_appendf(out, "<tr><th>- Responses time:</th><td>%s / %s</td><td>ms</td></tr>", + U2H(stats[ST_I_PX_RT_MAX].u.u32), U2H(stats[ST_I_PX_RTIME].u.u32)); + chunk_appendf(out, "<tr><th>- Total time:</th><td>%s / %s</td><td>ms</td></tr>", + U2H(stats[ST_I_PX_TT_MAX].u.u32), U2H(stats[ST_I_PX_TTIME].u.u32)); + + chunk_appendf(out, + "</table></div></u></td>" + /* sessions: lbtot, last */ + "<td>%s</td><td>%s</td>", + U2H(stats[ST_I_PX_LBTOT].u.u64), + human_time(stats[ST_I_PX_LASTSESS].u.s32, 1)); + + chunk_appendf(out, + /* bytes : in, out */ + "<td>%s</td><td>%s</td>" + /* denied: req, resp */ + "<td></td><td>%s</td>" + /* errors : request, connect */ + "<td></td><td>%s</td>" + /* errors : response */ + "<td><u>%s<div class=tips>Connection resets during transfers: %lld client, %lld server</div></u></td>" + /* warnings: retries, redispatches */ + "<td>%lld</td><td>%lld</td>" + "", + U2H(stats[ST_I_PX_BIN].u.u64), U2H(stats[ST_I_PX_BOUT].u.u64), + U2H(stats[ST_I_PX_DRESP].u.u64), + U2H(stats[ST_I_PX_ECON].u.u64), + U2H(stats[ST_I_PX_ERESP].u.u64), + (long long)stats[ST_I_PX_CLI_ABRT].u.u64, + (long long)stats[ST_I_PX_SRV_ABRT].u.u64, + (long long)stats[ST_I_PX_WRETR].u.u64, + (long long)stats[ST_I_PX_WREDIS].u.u64); + + /* status, last change */ + chunk_appendf(out, "<td class=ac>"); + + /* FIXME!!!! + * LASTCHG should contain the last change for *this* server and must be computed + * properly above, as was done below, ie: this server if maint, otherwise ref server + * if tracking. Note that ref is either local or remote depending on tracking. + */ + + + if (strncmp(field_str(stats, ST_I_PX_STATUS), "MAINT", 5) == 0) { + chunk_appendf(out, "%s MAINT", human_time(stats[ST_I_PX_LASTCHG].u.u32, 1)); + } + else if (strcmp(field_str(stats, ST_I_PX_STATUS), "no check") == 0) { + chunk_strcat(out, "<i>no check</i>"); + } + else { + chunk_appendf(out, "%s %s", human_time(stats[ST_I_PX_LASTCHG].u.u32, 1), field_str(stats, ST_I_PX_STATUS)); + if (strncmp(field_str(stats, ST_I_PX_STATUS), "DOWN", 4) == 0) { + if (stats[ST_I_PX_CHECK_HEALTH].u.u32) + chunk_strcat(out, " ↑"); + } + else if (stats[ST_I_PX_CHECK_HEALTH].u.u32 < stats[ST_I_PX_CHECK_RISE].u.u32 + stats[ST_I_PX_CHECK_FALL].u.u32 - 1) + chunk_strcat(out, " ↓"); + } + + if (strncmp(field_str(stats, ST_I_PX_STATUS), "DOWN", 4) == 0 && + stats[ST_I_PX_AGENT_STATUS].type && !stats[ST_I_PX_AGENT_HEALTH].u.u32) { + chunk_appendf(out, + "</td><td class=ac><u> %s", + field_str(stats, ST_I_PX_AGENT_STATUS)); + + if (stats[ST_I_PX_AGENT_CODE].type) + chunk_appendf(out, "/%d", stats[ST_I_PX_AGENT_CODE].u.u32); + + if (stats[ST_I_PX_AGENT_DURATION].type) + chunk_appendf(out, " in %lums", (long)stats[ST_I_PX_AGENT_DURATION].u.u64); + + chunk_appendf(out, "<div class=tips>%s", field_str(stats, ST_I_PX_AGENT_DESC)); + + if (*field_str(stats, ST_I_PX_LAST_AGT)) { + chunk_appendf(out, ": "); + chunk_initstr(&src, field_str(stats, ST_I_PX_LAST_AGT)); + chunk_htmlencode(out, &src); + } + chunk_appendf(out, "</div></u>"); + } + else if (stats[ST_I_PX_CHECK_STATUS].type) { + chunk_appendf(out, + "</td><td class=ac><u> %s", + field_str(stats, ST_I_PX_CHECK_STATUS)); + + if (stats[ST_I_PX_CHECK_CODE].type) + chunk_appendf(out, "/%d", stats[ST_I_PX_CHECK_CODE].u.u32); + + if (stats[ST_I_PX_CHECK_DURATION].type) + chunk_appendf(out, " in %lums", (long)stats[ST_I_PX_CHECK_DURATION].u.u64); + + chunk_appendf(out, "<div class=tips>%s", field_str(stats, ST_I_PX_CHECK_DESC)); + + if (*field_str(stats, ST_I_PX_LAST_CHK)) { + chunk_appendf(out, ": "); + chunk_initstr(&src, field_str(stats, ST_I_PX_LAST_CHK)); + chunk_htmlencode(out, &src); + } + chunk_appendf(out, "</div></u>"); + } + else + chunk_appendf(out, "</td><td>"); + + chunk_appendf(out, + /* weight / uweight */ + "</td><td class=ac>%d/%d</td>" + /* act, bck */ + "<td class=ac>%s</td><td class=ac>%s</td>" + "", + stats[ST_I_PX_WEIGHT].u.u32, stats[ST_I_PX_UWEIGHT].u.u32, + stats[ST_I_PX_BCK].u.u32 ? "-" : "Y", + stats[ST_I_PX_BCK].u.u32 ? "Y" : "-"); + + /* check failures: unique, fatal, down time */ + if (strcmp(field_str(stats, ST_I_PX_STATUS), "MAINT (resolution)") == 0) { + chunk_appendf(out, "<td class=ac colspan=3>resolution</td>"); + } + else if (stats[ST_I_PX_CHKFAIL].type) { + chunk_appendf(out, "<td><u>%lld", (long long)stats[ST_I_PX_CHKFAIL].u.u64); + + if (stats[ST_I_PX_HANAFAIL].type) + chunk_appendf(out, "/%lld", (long long)stats[ST_I_PX_HANAFAIL].u.u64); + + chunk_appendf(out, + "<div class=tips>Failed Health Checks%s</div></u></td>" + "<td>%lld</td><td>%s</td>" + "", + stats[ST_I_PX_HANAFAIL].type ? "/Health Analyses" : "", + (long long)stats[ST_I_PX_CHKDOWN].u.u64, human_time(stats[ST_I_PX_DOWNTIME].u.u32, 1)); + } + else if (strcmp(field_str(stats, ST_I_PX_STATUS), "MAINT") != 0 && field_format(stats, ST_I_PX_TRACKED) == FF_STR) { + /* tracking a server (hence inherited maint would appear as "MAINT (via...)" */ + chunk_appendf(out, + "<td class=ac colspan=3><a class=lfsb href=\"#%s\">via %s</a></td>", + field_str(stats, ST_I_PX_TRACKED), field_str(stats, ST_I_PX_TRACKED)); + } + else + chunk_appendf(out, "<td colspan=3></td>"); + + /* throttle */ + if (stats[ST_I_PX_THROTTLE].type) + chunk_appendf(out, "<td class=ac>%d %%</td>\n", stats[ST_I_PX_THROTTLE].u.u32); + else + chunk_appendf(out, "<td class=ac>-</td>"); + + if (flags & STAT_F_SHMODULES) { + list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) { + chunk_appendf(out, "<td>"); + + if (stats_px_get_cap(mod->domain_flags) & STATS_PX_CAP_SRV) { + chunk_appendf(out, + "<u>%s<div class=tips><table class=det>", + mod->name); + for (j = 0; j < mod->stats_count; ++j) { + chunk_appendf(out, + "<tr><th>%s</th><td>%s</td></tr>", + mod->stats[j].desc, field_to_html_str(&stats[ST_I_PX_MAX + i])); + ++i; + } + chunk_appendf(out, "</table></div></u>"); + } else { + i += mod->stats_count; + } + + chunk_appendf(out, "</td>"); + } + } + + chunk_appendf(out, "</tr>\n"); + } + else if (stats[ST_I_PX_TYPE].u.u32 == STATS_TYPE_BE) { + chunk_appendf(out, "<tr class=\"backend\">"); + if (flags & STAT_F_ADMIN) { + /* Column sub-heading for Enable or Disable server */ + chunk_appendf(out, "<td></td>"); + } + chunk_appendf(out, + "<td class=ac>" + /* name */ + "%s<a name=\"%s/Backend\"></a>" + "<a class=lfsb href=\"#%s/Backend\">Backend</a>" + "", + (flags & STAT_F_SHLGNDS)?"<u>":"", + field_str(stats, ST_I_PX_PXNAME), field_str(stats, ST_I_PX_PXNAME)); + + if (flags & STAT_F_SHLGNDS) { + /* balancing */ + chunk_appendf(out, "<div class=tips>balancing: %s", + field_str(stats, ST_I_PX_ALGO)); + + /* cookie */ + if (stats[ST_I_PX_COOKIE].type) { + chunk_appendf(out, ", cookie: '"); + chunk_initstr(&src, field_str(stats, ST_I_PX_COOKIE)); + chunk_htmlencode(out, &src); + chunk_appendf(out, "'"); + } + chunk_appendf(out, "</div>"); + } + + chunk_appendf(out, + "%s</td>" + /* queue : current, max */ + "<td>%s</td><td>%s</td><td></td>" + /* sessions rate : current, max, limit */ + "<td>%s</td><td>%s</td><td></td>" + "", + (flags & STAT_F_SHLGNDS)?"</u>":"", + U2H(stats[ST_I_PX_QCUR].u.u32), U2H(stats[ST_I_PX_QMAX].u.u32), + U2H(stats[ST_I_PX_RATE].u.u32), U2H(stats[ST_I_PX_RATE_MAX].u.u32)); + + chunk_appendf(out, + /* sessions: current, max, limit, total */ + "<td>%s</td><td>%s</td><td>%s</td>" + "<td><u>%s<div class=tips><table class=det>" + "<tr><th>Cum. sessions:</th><td>%s</td></tr>" + "", + U2H(stats[ST_I_PX_SCUR].u.u32), U2H(stats[ST_I_PX_SMAX].u.u32), U2H(stats[ST_I_PX_SLIM].u.u32), + U2H(stats[ST_I_PX_STOT].u.u64), + U2H(stats[ST_I_PX_STOT].u.u64)); + + /* http response (via hover): 1xx, 2xx, 3xx, 4xx, 5xx, other */ + if (strcmp(field_str(stats, ST_I_PX_MODE), "http") == 0) { + chunk_appendf(out, + "<tr><th>New connections:</th><td>%s</td></tr>" + "<tr><th>Reused connections:</th><td>%s</td><td>(%d%%)</td></tr>" + "<tr><th>Cum. HTTP requests:</th><td>%s</td></tr>" + "<tr><th>- HTTP 1xx responses:</th><td>%s</td></tr>" + "<tr><th>- HTTP 2xx responses:</th><td>%s</td></tr>" + "<tr><th> Compressed 2xx:</th><td>%s</td><td>(%d%%)</td></tr>" + "<tr><th>- HTTP 3xx responses:</th><td>%s</td></tr>" + "<tr><th>- HTTP 4xx responses:</th><td>%s</td></tr>" + "<tr><th>- HTTP 5xx responses:</th><td>%s</td></tr>" + "<tr><th>- other responses:</th><td>%s</td></tr>" + "<tr><th>Cache lookups:</th><td>%s</td></tr>" + "<tr><th>Cache hits:</th><td>%s</td><td>(%d%%)</td></tr>" + "<tr><th>Failed hdr rewrites:</th><td>%s</td></tr>" + "<tr><th>Internal errors:</th><td>%s</td></tr>" + "", + U2H(stats[ST_I_PX_CONNECT].u.u64), + U2H(stats[ST_I_PX_REUSE].u.u64), + (stats[ST_I_PX_CONNECT].u.u64 + stats[ST_I_PX_REUSE].u.u64) ? + (int)(100 * stats[ST_I_PX_REUSE].u.u64 / (stats[ST_I_PX_CONNECT].u.u64 + stats[ST_I_PX_REUSE].u.u64)) : 0, + U2H(stats[ST_I_PX_REQ_TOT].u.u64), + U2H(stats[ST_I_PX_HRSP_1XX].u.u64), + U2H(stats[ST_I_PX_HRSP_2XX].u.u64), + U2H(stats[ST_I_PX_COMP_RSP].u.u64), + stats[ST_I_PX_HRSP_2XX].u.u64 ? + (int)(100 * stats[ST_I_PX_COMP_RSP].u.u64 / stats[ST_I_PX_HRSP_2XX].u.u64) : 0, + U2H(stats[ST_I_PX_HRSP_3XX].u.u64), + U2H(stats[ST_I_PX_HRSP_4XX].u.u64), + U2H(stats[ST_I_PX_HRSP_5XX].u.u64), + U2H(stats[ST_I_PX_HRSP_OTHER].u.u64), + U2H(stats[ST_I_PX_CACHE_LOOKUPS].u.u64), + U2H(stats[ST_I_PX_CACHE_HITS].u.u64), + stats[ST_I_PX_CACHE_LOOKUPS].u.u64 ? + (int)(100 * stats[ST_I_PX_CACHE_HITS].u.u64 / stats[ST_I_PX_CACHE_LOOKUPS].u.u64) : 0, + U2H(stats[ST_I_PX_WREW].u.u64), + U2H(stats[ST_I_PX_EINT].u.u64)); + } + + chunk_appendf(out, "<tr><th colspan=3>Max / Avg over last 1024 success. conn.</th></tr>"); + chunk_appendf(out, "<tr><th>- Queue time:</th><td>%s / %s</td><td>ms</td></tr>", + U2H(stats[ST_I_PX_QT_MAX].u.u32), U2H(stats[ST_I_PX_QTIME].u.u32)); + chunk_appendf(out, "<tr><th>- Connect time:</th><td>%s / %s</td><td>ms</td></tr>", + U2H(stats[ST_I_PX_CT_MAX].u.u32), U2H(stats[ST_I_PX_CTIME].u.u32)); + if (strcmp(field_str(stats, ST_I_PX_MODE), "http") == 0) + chunk_appendf(out, "<tr><th>- Responses time:</th><td>%s / %s</td><td>ms</td></tr>", + U2H(stats[ST_I_PX_RT_MAX].u.u32), U2H(stats[ST_I_PX_RTIME].u.u32)); + chunk_appendf(out, "<tr><th>- Total time:</th><td>%s / %s</td><td>ms</td></tr>", + U2H(stats[ST_I_PX_TT_MAX].u.u32), U2H(stats[ST_I_PX_TTIME].u.u32)); + + chunk_appendf(out, + "</table></div></u></td>" + /* sessions: lbtot, last */ + "<td>%s</td><td>%s</td>" + /* bytes: in */ + "<td>%s</td>" + "", + U2H(stats[ST_I_PX_LBTOT].u.u64), + human_time(stats[ST_I_PX_LASTSESS].u.s32, 1), + U2H(stats[ST_I_PX_BIN].u.u64)); + + chunk_appendf(out, + /* bytes:out + compression stats (via hover): comp_in, comp_out, comp_byp */ + "<td>%s%s<div class=tips><table class=det>" + "<tr><th>Response bytes in:</th><td>%s</td></tr>" + "<tr><th>Compression in:</th><td>%s</td></tr>" + "<tr><th>Compression out:</th><td>%s</td><td>(%d%%)</td></tr>" + "<tr><th>Compression bypass:</th><td>%s</td></tr>" + "<tr><th>Total bytes saved:</th><td>%s</td><td>(%d%%)</td></tr>" + "</table></div>%s</td>", + (stats[ST_I_PX_COMP_IN].u.u64 || stats[ST_I_PX_COMP_BYP].u.u64) ? "<u>":"", + U2H(stats[ST_I_PX_BOUT].u.u64), + U2H(stats[ST_I_PX_BOUT].u.u64), + U2H(stats[ST_I_PX_COMP_IN].u.u64), + U2H(stats[ST_I_PX_COMP_OUT].u.u64), + stats[ST_I_PX_COMP_IN].u.u64 ? (int)(stats[ST_I_PX_COMP_OUT].u.u64 * 100 / stats[ST_I_PX_COMP_IN].u.u64) : 0, + U2H(stats[ST_I_PX_COMP_BYP].u.u64), + U2H(stats[ST_I_PX_COMP_IN].u.u64 - stats[ST_I_PX_COMP_OUT].u.u64), + stats[ST_I_PX_BOUT].u.u64 ? (int)((stats[ST_I_PX_COMP_IN].u.u64 - stats[ST_I_PX_COMP_OUT].u.u64) * 100 / stats[ST_I_PX_BOUT].u.u64) : 0, + (stats[ST_I_PX_COMP_IN].u.u64 || stats[ST_I_PX_COMP_BYP].u.u64) ? "</u>":""); + + chunk_appendf(out, + /* denied: req, resp */ + "<td>%s</td><td>%s</td>" + /* errors : request, connect */ + "<td></td><td>%s</td>" + /* errors : response */ + "<td><u>%s<div class=tips>Connection resets during transfers: %lld client, %lld server</div></u></td>" + /* warnings: retries, redispatches */ + "<td>%lld</td><td>%lld</td>" + /* backend status: reflect backend status (up/down): we display UP + * if the backend has known working servers or if it has no server at + * all (eg: for stats). Then we display the total weight, number of + * active and backups. */ + "<td class=ac>%s %s</td><td class=ac> </td><td class=ac>%d/%d</td>" + "<td class=ac>%d</td><td class=ac>%d</td>" + "", + U2H(stats[ST_I_PX_DREQ].u.u64), U2H(stats[ST_I_PX_DRESP].u.u64), + U2H(stats[ST_I_PX_ECON].u.u64), + U2H(stats[ST_I_PX_ERESP].u.u64), + (long long)stats[ST_I_PX_CLI_ABRT].u.u64, + (long long)stats[ST_I_PX_SRV_ABRT].u.u64, + (long long)stats[ST_I_PX_WRETR].u.u64, (long long)stats[ST_I_PX_WREDIS].u.u64, + human_time(stats[ST_I_PX_LASTCHG].u.u32, 1), + strcmp(field_str(stats, ST_I_PX_STATUS), "DOWN") ? field_str(stats, ST_I_PX_STATUS) : "<font color=\"red\"><b>DOWN</b></font>", + stats[ST_I_PX_WEIGHT].u.u32, stats[ST_I_PX_UWEIGHT].u.u32, + stats[ST_I_PX_ACT].u.u32, stats[ST_I_PX_BCK].u.u32); + + chunk_appendf(out, + /* rest of backend: nothing, down transitions, total downtime, throttle */ + "<td class=ac> </td><td>%d</td>" + "<td>%s</td>" + "<td></td>", + stats[ST_I_PX_CHKDOWN].u.u32, + stats[ST_I_PX_DOWNTIME].type ? human_time(stats[ST_I_PX_DOWNTIME].u.u32, 1) : " "); + + if (flags & STAT_F_SHMODULES) { + list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) { + chunk_appendf(out, "<td>"); + + if (stats_px_get_cap(mod->domain_flags) & STATS_PX_CAP_BE) { + chunk_appendf(out, + "<u>%s<div class=tips><table class=det>", + mod->name); + for (j = 0; j < mod->stats_count; ++j) { + chunk_appendf(out, + "<tr><th>%s</th><td>%s</td></tr>", + mod->stats[j].desc, field_to_html_str(&stats[ST_I_PX_MAX + i])); + ++i; + } + chunk_appendf(out, "</table></div></u>"); + } else { + i += mod->stats_count; + } + + chunk_appendf(out, "</td>"); + } + } + + chunk_appendf(out, "</tr>"); + } + + return 1; +} + +/* Dumps the HTML table header for proxy <px> to chunk ctx buffer and uses the + * state from stream connector <sc>. The caller is responsible for clearing + * chunk ctx buffer if needed. + */ +void stats_dump_html_px_hdr(struct stconn *sc, struct proxy *px) +{ + struct appctx *appctx = __sc_appctx(sc); + struct show_stat_ctx *ctx = appctx->svcctx; + struct buffer *chk = &ctx->chunk; + char scope_txt[STAT_SCOPE_TXT_MAXLEN + sizeof STAT_SCOPE_PATTERN]; + struct stats_module *mod; + int stats_module_len = 0; + + if (px->cap & PR_CAP_BE && px->srv && (ctx->flags & STAT_F_ADMIN)) { + /* A form to enable/disable this proxy servers */ + + /* scope_txt = search pattern + search query, ctx->scope_len is always <= STAT_SCOPE_TXT_MAXLEN */ + scope_txt[0] = 0; + if (ctx->scope_len) { + const char *scope_ptr = stats_scope_ptr(appctx); + + strlcpy2(scope_txt, STAT_SCOPE_PATTERN, sizeof(scope_txt)); + memcpy(scope_txt + strlen(STAT_SCOPE_PATTERN), scope_ptr, ctx->scope_len); + scope_txt[strlen(STAT_SCOPE_PATTERN) + ctx->scope_len] = 0; + } + + chunk_appendf(chk, + "<form method=\"post\">"); + } + + /* print a new table */ + chunk_appendf(chk, + "<table class=\"tbl\" width=\"100%%\">\n" + "<tr class=\"titre\">" + "<th class=\"pxname\" width=\"10%%\">"); + + chunk_appendf(chk, + "<a name=\"%s\"></a>%s" + "<a class=px href=\"#%s\">%s</a>", + px->id, + (ctx->flags & STAT_F_SHLGNDS) ? "<u>":"", + px->id, px->id); + + if (ctx->flags & STAT_F_SHLGNDS) { + /* cap, mode, id */ + chunk_appendf(chk, "<div class=tips>cap: %s, mode: %s, id: %d", + proxy_cap_str(px->cap), proxy_mode_str(px->mode), + px->uuid); + chunk_appendf(chk, "</div>"); + } + + chunk_appendf(chk, + "%s</th>" + "<th class=\"%s\" width=\"90%%\">%s</th>" + "</tr>\n" + "</table>\n" + "<table class=\"tbl\" width=\"100%%\">\n" + "<tr class=\"titre\">", + (ctx->flags & STAT_F_SHLGNDS) ? "</u>":"", + px->desc ? "desc" : "empty", px->desc ? px->desc : ""); + + if (ctx->flags & STAT_F_ADMIN) { + /* Column heading for Enable or Disable server */ + if ((px->cap & PR_CAP_BE) && px->srv) + chunk_appendf(chk, + "<th rowspan=2 width=1><input type=\"checkbox\" " + "onclick=\"for(c in document.getElementsByClassName('%s-checkbox')) " + "document.getElementsByClassName('%s-checkbox').item(c).checked = this.checked\"></th>", + px->id, + px->id); + else + chunk_appendf(chk, "<th rowspan=2></th>"); + } + + chunk_appendf(chk, + "<th rowspan=2></th>" + "<th colspan=3>Queue</th>" + "<th colspan=3>Session rate</th><th colspan=6>Sessions</th>" + "<th colspan=2>Bytes</th><th colspan=2>Denied</th>" + "<th colspan=3>Errors</th><th colspan=2>Warnings</th>" + "<th colspan=9>Server</th>"); + + if (ctx->flags & STAT_F_SHMODULES) { + // calculate the count of module for colspan attribute + list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) { + ++stats_module_len; + } + chunk_appendf(chk, "<th colspan=%d>Extra modules</th>", + stats_module_len); + } + + chunk_appendf(chk, + "</tr>\n" + "<tr class=\"titre\">" + "<th>Cur</th><th>Max</th><th>Limit</th>" + "<th>Cur</th><th>Max</th><th>Limit</th><th>Cur</th><th>Max</th>" + "<th>Limit</th><th>Total</th><th>LbTot</th><th>Last</th><th>In</th><th>Out</th>" + "<th>Req</th><th>Resp</th><th>Req</th><th>Conn</th>" + "<th>Resp</th><th>Retr</th><th>Redis</th>" + "<th>Status</th><th>LastChk</th><th>Wght</th><th>Act</th>" + "<th>Bck</th><th>Chk</th><th>Dwn</th><th>Dwntme</th>" + "<th>Thrtle</th>\n"); + + if (ctx->flags & STAT_F_SHMODULES) { + list_for_each_entry(mod, &stats_module_list[STATS_DOMAIN_PROXY], list) { + chunk_appendf(chk, "<th>%s</th>", mod->name); + } + } + + chunk_appendf(chk, "</tr>"); +} + +/* Dumps the HTML table trailer for proxy <px> to chunk ctx buffer and uses the + * state from stream connector <sc>. The caller is responsible for clearing + * chunk ctx buffer if needed. + */ +void stats_dump_html_px_end(struct stconn *sc, struct proxy *px) +{ + struct appctx *appctx = __sc_appctx(sc); + struct show_stat_ctx *ctx = appctx->svcctx; + struct buffer *chk = &ctx->chunk; + + chunk_appendf(chk, "</table>"); + + if ((px->cap & PR_CAP_BE) && px->srv && (ctx->flags & STAT_F_ADMIN)) { + /* close the form used to enable/disable this proxy servers */ + chunk_appendf(chk, + "Choose the action to perform on the checked servers : " + "<select name=action>" + "<option value=\"\"></option>" + "<option value=\"ready\">Set state to READY</option>" + "<option value=\"drain\">Set state to DRAIN</option>" + "<option value=\"maint\">Set state to MAINT</option>" + "<option value=\"dhlth\">Health: disable checks</option>" + "<option value=\"ehlth\">Health: enable checks</option>" + "<option value=\"hrunn\">Health: force UP</option>" + "<option value=\"hnolb\">Health: force NOLB</option>" + "<option value=\"hdown\">Health: force DOWN</option>" + "<option value=\"dagent\">Agent: disable checks</option>" + "<option value=\"eagent\">Agent: enable checks</option>" + "<option value=\"arunn\">Agent: force UP</option>" + "<option value=\"adown\">Agent: force DOWN</option>" + "<option value=\"shutdown\">Kill Sessions</option>" + "</select>" + "<input type=\"hidden\" name=\"b\" value=\"#%d\">" + " <input type=\"submit\" value=\"Apply\">" + "</form>", + px->uuid); + } + + chunk_appendf(chk, "<p>\n"); +} + +/* Dumps the HTML stats trailer block to <out> buffer. The caller is + * responsible for clearing it if needed. + */ +void stats_dump_html_end(struct buffer *out) +{ + chunk_appendf(out, "</body></html>\n"); +} + + +static int stats_send_http_headers(struct stconn *sc, struct htx *htx) +{ + struct uri_auth *uri; + struct appctx *appctx = __sc_appctx(sc); + struct show_stat_ctx *ctx = appctx->svcctx; + struct htx_sl *sl; + unsigned int flags; + + BUG_ON(!ctx->http_px); + uri = ctx->http_px->uri_auth; + + flags = (HTX_SL_F_IS_RESP|HTX_SL_F_VER_11|HTX_SL_F_XFER_ENC|HTX_SL_F_XFER_LEN|HTX_SL_F_CHNK); + sl = htx_add_stline(htx, HTX_BLK_RES_SL, flags, ist("HTTP/1.1"), ist("200"), ist("OK")); + if (!sl) + goto full; + sl->info.res.status = 200; + + if (!htx_add_header(htx, ist("Cache-Control"), ist("no-cache"))) + goto full; + if (ctx->flags & STAT_F_FMT_HTML) { + if (!htx_add_header(htx, ist("Content-Type"), ist("text/html"))) + goto full; + } + else if (ctx->flags & (STAT_F_FMT_JSON|STAT_F_JSON_SCHM)) { + if (!htx_add_header(htx, ist("Content-Type"), ist("application/json"))) + goto full; + } + else { + if (!htx_add_header(htx, ist("Content-Type"), ist("text/plain"))) + goto full; + } + + if (uri->refresh > 0 && !(ctx->flags & STAT_F_NO_REFRESH)) { + const char *refresh = U2A(uri->refresh); + if (!htx_add_header(htx, ist("Refresh"), ist(refresh))) + goto full; + } + + if (ctx->flags & STAT_F_CHUNKED) { + if (!htx_add_header(htx, ist("Transfer-Encoding"), ist("chunked"))) + goto full; + } + + if (!htx_add_endof(htx, HTX_BLK_EOH)) + goto full; + return 1; + + full: + htx_reset(htx); + applet_set_eos(appctx); + applet_set_error(appctx); + return 0; +} + +static int stats_send_http_redirect(struct stconn *sc, struct htx *htx) +{ + char scope_txt[STAT_SCOPE_TXT_MAXLEN + sizeof STAT_SCOPE_PATTERN]; + struct uri_auth *uri; + struct appctx *appctx = __sc_appctx(sc); + struct show_stat_ctx *ctx = appctx->svcctx; + struct htx_sl *sl; + unsigned int flags; + + BUG_ON(!ctx->http_px); + uri = ctx->http_px->uri_auth; + + /* scope_txt = search pattern + search query, ctx->scope_len is always <= STAT_SCOPE_TXT_MAXLEN */ + scope_txt[0] = 0; + if (ctx->scope_len) { + const char *scope_ptr = stats_scope_ptr(appctx); + + strlcpy2(scope_txt, STAT_SCOPE_PATTERN, sizeof(scope_txt)); + memcpy(scope_txt + strlen(STAT_SCOPE_PATTERN), scope_ptr, ctx->scope_len); + scope_txt[strlen(STAT_SCOPE_PATTERN) + ctx->scope_len] = 0; + } + + /* We don't want to land on the posted stats page because a refresh will + * repost the data. We don't want this to happen on accident so we redirect + * the browse to the stats page with a GET. + */ + chunk_printf(&trash, "%s;st=%s%s%s%s", + uri->uri_prefix, + ((ctx->st_code > STAT_STATUS_INIT) && + (ctx->st_code < STAT_STATUS_SIZE) && + stat_status_codes[ctx->st_code]) ? + stat_status_codes[ctx->st_code] : + stat_status_codes[STAT_STATUS_UNKN], + (ctx->flags & STAT_F_HIDE_DOWN) ? ";up" : "", + (ctx->flags & STAT_F_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + + flags = (HTX_SL_F_IS_RESP|HTX_SL_F_VER_11|HTX_SL_F_XFER_LEN|HTX_SL_F_CLEN|HTX_SL_F_BODYLESS); + sl = htx_add_stline(htx, HTX_BLK_RES_SL, flags, ist("HTTP/1.1"), ist("303"), ist("See Other")); + if (!sl) + goto full; + sl->info.res.status = 303; + + if (!htx_add_header(htx, ist("Cache-Control"), ist("no-cache")) || + !htx_add_header(htx, ist("Content-Type"), ist("text/plain")) || + !htx_add_header(htx, ist("Content-Length"), ist("0")) || + !htx_add_header(htx, ist("Location"), ist2(trash.area, trash.data))) + goto full; + + if (!htx_add_endof(htx, HTX_BLK_EOH)) + goto full; + + return 1; + + full: + htx_reset(htx); + applet_set_eos(appctx); + applet_set_error(appctx); + return 0; +} + +/* We reached the stats page through a POST request. The appctx is + * expected to have already been allocated by the caller. + * Parse the posted data and enable/disable servers if necessary. + * Returns 1 if request was parsed or zero if it needs more data. + */ +static int stats_process_http_post(struct stconn *sc) +{ + struct appctx *appctx = __sc_appctx(sc); + struct show_stat_ctx *ctx = appctx->svcctx; + + struct proxy *px = NULL; + struct server *sv = NULL; + + char key[LINESIZE]; + int action = ST_ADM_ACTION_NONE; + int reprocess = 0; + + int total_servers = 0; + int altered_servers = 0; + + char *first_param, *cur_param, *next_param, *end_params; + char *st_cur_param = NULL; + char *st_next_param = NULL; + + struct buffer *temp = get_trash_chunk(); + + struct htx *htx = htxbuf(&appctx->inbuf); + struct htx_blk *blk; + + /* we need more data */ + if (!(htx->flags & HTX_FL_EOM)) { + /* check if we can receive more */ + if (applet_fl_test(appctx, APPCTX_FL_INBLK_FULL)) { + ctx->st_code = STAT_STATUS_EXCD; + goto out; + } + goto wait; + } + + /* The request was fully received. Copy data */ + blk = htx_get_head_blk(htx); + while (blk) { + enum htx_blk_type type = htx_get_blk_type(blk); + + if (type == HTX_BLK_TLR || type == HTX_BLK_EOT) + break; + if (type == HTX_BLK_DATA) { + struct ist v = htx_get_blk_value(htx, blk); + + if (!chunk_memcat(temp, v.ptr, v.len)) { + ctx->st_code = STAT_STATUS_EXCD; + goto out; + } + } + blk = htx_get_next_blk(htx, blk); + } + + first_param = temp->area; + end_params = temp->area + temp->data; + cur_param = next_param = end_params; + *end_params = '\0'; + + ctx->st_code = STAT_STATUS_NONE; + + /* + * Parse the parameters in reverse order to only store the last value. + * From the html form, the backend and the action are at the end. + */ + while (cur_param > first_param) { + char *value; + int poffset, plen; + + cur_param--; + + if ((*cur_param == '&') || (cur_param == first_param)) { + reprocess_servers: + /* Parse the key */ + poffset = (cur_param != first_param ? 1 : 0); + plen = next_param - cur_param + (cur_param == first_param ? 1 : 0); + if ((plen > 0) && (plen <= sizeof(key))) { + strncpy(key, cur_param + poffset, plen); + key[plen - 1] = '\0'; + } else { + ctx->st_code = STAT_STATUS_ERRP; + goto out; + } + + /* Parse the value */ + value = key; + while (*value != '\0' && *value != '=') { + value++; + } + if (*value == '=') { + /* Ok, a value is found, we can mark the end of the key */ + *value++ = '\0'; + } + if (url_decode(key, 1) < 0 || url_decode(value, 1) < 0) + break; + + /* Now we can check the key to see what to do */ + if (!px && (strcmp(key, "b") == 0)) { + if ((px = proxy_be_by_name(value)) == NULL) { + /* the backend name is unknown or ambiguous (duplicate names) */ + ctx->st_code = STAT_STATUS_ERRP; + goto out; + } + } + else if (!action && (strcmp(key, "action") == 0)) { + if (strcmp(value, "ready") == 0) { + action = ST_ADM_ACTION_READY; + } + else if (strcmp(value, "drain") == 0) { + action = ST_ADM_ACTION_DRAIN; + } + else if (strcmp(value, "maint") == 0) { + action = ST_ADM_ACTION_MAINT; + } + else if (strcmp(value, "shutdown") == 0) { + action = ST_ADM_ACTION_SHUTDOWN; + } + else if (strcmp(value, "dhlth") == 0) { + action = ST_ADM_ACTION_DHLTH; + } + else if (strcmp(value, "ehlth") == 0) { + action = ST_ADM_ACTION_EHLTH; + } + else if (strcmp(value, "hrunn") == 0) { + action = ST_ADM_ACTION_HRUNN; + } + else if (strcmp(value, "hnolb") == 0) { + action = ST_ADM_ACTION_HNOLB; + } + else if (strcmp(value, "hdown") == 0) { + action = ST_ADM_ACTION_HDOWN; + } + else if (strcmp(value, "dagent") == 0) { + action = ST_ADM_ACTION_DAGENT; + } + else if (strcmp(value, "eagent") == 0) { + action = ST_ADM_ACTION_EAGENT; + } + else if (strcmp(value, "arunn") == 0) { + action = ST_ADM_ACTION_ARUNN; + } + else if (strcmp(value, "adown") == 0) { + action = ST_ADM_ACTION_ADOWN; + } + /* else these are the old supported methods */ + else if (strcmp(value, "disable") == 0) { + action = ST_ADM_ACTION_DISABLE; + } + else if (strcmp(value, "enable") == 0) { + action = ST_ADM_ACTION_ENABLE; + } + else if (strcmp(value, "stop") == 0) { + action = ST_ADM_ACTION_STOP; + } + else if (strcmp(value, "start") == 0) { + action = ST_ADM_ACTION_START; + } + else { + ctx->st_code = STAT_STATUS_ERRP; + goto out; + } + } + else if (strcmp(key, "s") == 0) { + if (!(px && action)) { + /* + * Indicates that we'll need to reprocess the parameters + * as soon as backend and action are known + */ + if (!reprocess) { + st_cur_param = cur_param; + st_next_param = next_param; + } + reprocess = 1; + } + else if ((sv = findserver(px, value)) != NULL) { + HA_SPIN_LOCK(SERVER_LOCK, &sv->lock); + switch (action) { + case ST_ADM_ACTION_DISABLE: + if (!(sv->cur_admin & SRV_ADMF_FMAINT)) { + altered_servers++; + total_servers++; + srv_set_admin_flag(sv, SRV_ADMF_FMAINT, SRV_ADM_STCHGC_STATS_DISABLE); + } + break; + case ST_ADM_ACTION_ENABLE: + if (sv->cur_admin & SRV_ADMF_FMAINT) { + altered_servers++; + total_servers++; + srv_clr_admin_flag(sv, SRV_ADMF_FMAINT); + } + break; + case ST_ADM_ACTION_STOP: + if (!(sv->cur_admin & SRV_ADMF_FDRAIN)) { + srv_set_admin_flag(sv, SRV_ADMF_FDRAIN, SRV_ADM_STCHGC_STATS_STOP); + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_START: + if (sv->cur_admin & SRV_ADMF_FDRAIN) { + srv_clr_admin_flag(sv, SRV_ADMF_FDRAIN); + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_DHLTH: + if (sv->check.state & CHK_ST_CONFIGURED) { + sv->check.state &= ~CHK_ST_ENABLED; + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_EHLTH: + if (sv->check.state & CHK_ST_CONFIGURED) { + sv->check.state |= CHK_ST_ENABLED; + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_HRUNN: + if (!(sv->track)) { + sv->check.health = sv->check.rise + sv->check.fall - 1; + srv_set_running(sv, SRV_OP_STCHGC_STATS_WEB); + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_HNOLB: + if (!(sv->track)) { + sv->check.health = sv->check.rise + sv->check.fall - 1; + srv_set_stopping(sv, SRV_OP_STCHGC_STATS_WEB); + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_HDOWN: + if (!(sv->track)) { + sv->check.health = 0; + srv_set_stopped(sv, SRV_OP_STCHGC_STATS_WEB); + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_DAGENT: + if (sv->agent.state & CHK_ST_CONFIGURED) { + sv->agent.state &= ~CHK_ST_ENABLED; + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_EAGENT: + if (sv->agent.state & CHK_ST_CONFIGURED) { + sv->agent.state |= CHK_ST_ENABLED; + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_ARUNN: + if (sv->agent.state & CHK_ST_ENABLED) { + sv->agent.health = sv->agent.rise + sv->agent.fall - 1; + srv_set_running(sv, SRV_OP_STCHGC_STATS_WEB); + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_ADOWN: + if (sv->agent.state & CHK_ST_ENABLED) { + sv->agent.health = 0; + srv_set_stopped(sv, SRV_OP_STCHGC_STATS_WEB); + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_READY: + srv_adm_set_ready(sv); + altered_servers++; + total_servers++; + break; + case ST_ADM_ACTION_DRAIN: + srv_adm_set_drain(sv); + altered_servers++; + total_servers++; + break; + case ST_ADM_ACTION_MAINT: + srv_adm_set_maint(sv); + altered_servers++; + total_servers++; + break; + case ST_ADM_ACTION_SHUTDOWN: + if (!(px->flags & (PR_FL_DISABLED|PR_FL_STOPPED))) { + srv_shutdown_streams(sv, SF_ERR_KILLED); + altered_servers++; + total_servers++; + } + break; + } + HA_SPIN_UNLOCK(SERVER_LOCK, &sv->lock); + } else { + /* the server name is unknown or ambiguous (duplicate names) */ + total_servers++; + } + } + if (reprocess && px && action) { + /* Now, we know the backend and the action chosen by the user. + * We can safely restart from the first server parameter + * to reprocess them + */ + cur_param = st_cur_param; + next_param = st_next_param; + reprocess = 0; + goto reprocess_servers; + } + + next_param = cur_param; + } + } + + if (total_servers == 0) { + ctx->st_code = STAT_STATUS_NONE; + } + else if (altered_servers == 0) { + ctx->st_code = STAT_STATUS_ERRP; + } + else if (altered_servers == total_servers) { + ctx->st_code = STAT_STATUS_DONE; + } + else { + ctx->st_code = STAT_STATUS_PART; + } + out: + return 1; + wait: + ctx->st_code = STAT_STATUS_NONE; + return 0; +} + +/* This I/O handler runs as an applet embedded in a stream connector. It is + * used to send HTTP stats over a TCP socket. The mechanism is very simple. + * appctx->st0 contains the operation in progress (dump, done). The handler + * automatically unregisters itself once transfer is complete. + */ +static void http_stats_io_handler(struct appctx *appctx) +{ + struct show_stat_ctx *ctx = appctx->svcctx; + struct stconn *sc = appctx_sc(appctx); + struct htx *res_htx = NULL; + + /* only proxy stats are available via http */ + ctx->domain = STATS_DOMAIN_PROXY; + + if (applet_fl_test(appctx, APPCTX_FL_INBLK_ALLOC|APPCTX_FL_OUTBLK_ALLOC|APPCTX_FL_OUTBLK_FULL)) + goto out; + + if (applet_fl_test(appctx, APPCTX_FL_FASTFWD) && se_fl_test(appctx->sedesc, SE_FL_MAY_FASTFWD_PROD)) + goto out; + + if (!appctx_get_buf(appctx, &appctx->outbuf)) { + goto out; + } + + res_htx = htx_from_buf(&appctx->outbuf); + + if (unlikely(applet_fl_test(appctx, APPCTX_FL_EOS|APPCTX_FL_ERROR))) { + appctx->st0 = STAT_HTTP_END; + goto out; + } + + /* all states are processed in sequence */ + if (appctx->st0 == STAT_HTTP_HEAD) { + if (stats_send_http_headers(sc, res_htx)) { + struct ist meth = htx_sl_req_meth(http_get_stline(htxbuf(&appctx->inbuf))); + + if (find_http_meth(istptr(meth), istlen(meth)) == HTTP_METH_HEAD) + appctx->st0 = STAT_HTTP_DONE; + else { + if (!(global.tune.no_zero_copy_fwd & NO_ZERO_COPY_FWD_APPLET)) + se_fl_set(appctx->sedesc, SE_FL_MAY_FASTFWD_PROD); + appctx->st0 = STAT_HTTP_DUMP; + } + } + } + + if (appctx->st0 == STAT_HTTP_DUMP) { + ctx->chunk = b_make(trash.area, appctx->outbuf.size, 0, 0); + /* adjust buffer size to take htx overhead into account, + * make sure to perform this call on an empty buffer + */ + ctx->chunk.size = buf_room_for_htx_data(&ctx->chunk); + if (stats_dump_stat_to_buffer(sc, NULL, res_htx)) + appctx->st0 = STAT_HTTP_DONE; + } + + if (appctx->st0 == STAT_HTTP_POST) { + if (stats_process_http_post(sc)) + appctx->st0 = STAT_HTTP_LAST; + } + + if (appctx->st0 == STAT_HTTP_LAST) { + if (stats_send_http_redirect(sc, res_htx)) + appctx->st0 = STAT_HTTP_DONE; + } + + if (appctx->st0 == STAT_HTTP_DONE) { + /* no more data are expected. If the response buffer is empty, + * be sure to add something (EOT block in this case) to have + * something to send. It is important to be sure the EOM flags + * will be handled by the endpoint. + */ + if (htx_is_empty(res_htx)) { + if (!htx_add_endof(res_htx, HTX_BLK_EOT)) { + applet_fl_set(appctx, APPCTX_FL_OUTBLK_FULL); + goto out; + } + } + res_htx->flags |= HTX_FL_EOM; + applet_set_eoi(appctx); + se_fl_clr(appctx->sedesc, SE_FL_MAY_FASTFWD_PROD); + applet_fl_clr(appctx, APPCTX_FL_FASTFWD); + appctx->st0 = STAT_HTTP_END; + } + + if (appctx->st0 == STAT_HTTP_END) { + applet_set_eos(appctx); + applet_will_consume(appctx); + } + + out: + /* we have left the request in the buffer for the case where we + * process a POST, and this automatically re-enables activity on + * read. It's better to indicate that we want to stop reading when + * we're sending, so that we know there's at most one direction + * deciding to wake the applet up. It saves it from looping when + * emitting large blocks into small TCP windows. + */ + if (res_htx) + htx_to_buf(res_htx, &appctx->outbuf); + + if (appctx->st0 == STAT_HTTP_END) { + /* eat the whole request */ + b_reset(&appctx->inbuf); + applet_fl_clr(appctx, APPCTX_FL_INBLK_FULL); + appctx->sedesc->iobuf.flags &= ~IOBUF_FL_FF_BLOCKED; + } + else if (applet_fl_test(appctx, APPCTX_FL_OUTBLK_FULL)) + applet_wont_consume(appctx); +} + +static size_t http_stats_fastfwd(struct appctx *appctx, struct buffer *buf, + size_t count, unsigned int flags) +{ + struct stconn *sc = appctx_sc(appctx); + size_t ret = 0; + + ret = b_data(buf); + if (stats_dump_stat_to_buffer(sc, buf, NULL)) { + se_fl_clr(appctx->sedesc, SE_FL_MAY_FASTFWD_PROD); + applet_fl_clr(appctx, APPCTX_FL_FASTFWD); + appctx->st0 = STAT_HTTP_DONE; + } + + ret = b_data(buf) - ret; + return ret; +} + +static void http_stats_release(struct appctx *appctx) +{ + struct show_stat_ctx *ctx = appctx->svcctx; + + if (ctx->px_st == STAT_PX_ST_SV) + srv_drop(ctx->obj2); +} + +struct applet http_stats_applet = { + .obj_type = OBJ_TYPE_APPLET, + .name = "<STATS>", /* used for logging */ + .fct = http_stats_io_handler, + .rcv_buf = appctx_htx_rcv_buf, + .snd_buf = appctx_htx_snd_buf, + .fastfwd = http_stats_fastfwd, + .release = http_stats_release, +}; |