alexk / rpms / rpm

Forked from rpms/rpm 2 years ago
Clone
ca33c4
From 517a37ae7beeb77e2b4870be11611f82c1200b3c Mon Sep 17 00:00:00 2001
ca33c4
From: Matthew Almond <malmond@fb.com>
ca33c4
Date: Thu, 11 Jun 2020 13:01:04 -0700
ca33c4
Subject: [PATCH 2/2] Measure plugin
ca33c4
ca33c4
---
ca33c4
 macros.in           |   1 +
ca33c4
 plugins/Makefile.am |   4 +
ca33c4
 plugins/measure.c   | 231 ++++++++++++++++++++++++++++++++++++++++++++
ca33c4
 3 files changed, 236 insertions(+)
ca33c4
 create mode 100644 plugins/measure.c
ca33c4
ca33c4
diff --git a/macros.in b/macros.in
ca33c4
index 3cc8a3555..c8a087959 100644
ca33c4
--- a/macros.in
ca33c4
+++ b/macros.in
ca33c4
@@ -1173,6 +1173,7 @@ package or when debugging this package.\
ca33c4
 # Transaction plugin macros
ca33c4
 %__plugindir		%{_libdir}/rpm-plugins
ea2e7d
 %__transaction_reflink		%{__plugindir}/reflink.so
ca33c4
+%__transaction_measure		%{__plugindir}/measure.so
ca33c4
 %__transaction_systemd_inhibit	%{__plugindir}/systemd_inhibit.so
ca33c4
 %__transaction_selinux		%{__plugindir}/selinux.so
ca33c4
 %__transaction_syslog		%{__plugindir}/syslog.so
ca33c4
diff --git a/plugins/Makefile.am b/plugins/Makefile.am
ca33c4
index 06393ce8d..daed6423c 100644
ca33c4
--- a/plugins/Makefile.am
ca33c4
+++ b/plugins/Makefile.am
ca33c4
@@ -29,6 +29,10 @@ systemd_inhibit_la_LIBADD = $(top_builddir)/lib/librpm.la $(top_builddir)/rpmio/
ca33c4
 plugins_LTLIBRARIES += systemd_inhibit.la
ca33c4
 endif
ca33c4
 
ca33c4
+measure_la_SOURCES = measure.c
ca33c4
+measure_la_LIBADD = $(top_builddir)/lib/librpm.la $(top_builddir)/rpmio/librpmio.la
ca33c4
+plugins_LTLIBRARIES += measure.la
ca33c4
+
ca33c4
 prioreset_la_SOURCES = prioreset.c
ca33c4
 prioreset_la_LIBADD = $(top_builddir)/lib/librpm.la $(top_builddir)/rpmio/librpmio.la
ca33c4
 plugins_LTLIBRARIES += prioreset.la
ca33c4
diff --git a/plugins/measure.c b/plugins/measure.c
ca33c4
new file mode 100644
ca33c4
index 000000000..2cdfc885e
ca33c4
--- /dev/null
ca33c4
+++ b/plugins/measure.c
ca33c4
@@ -0,0 +1,231 @@
ca33c4
+#include "system.h"
ca33c4
+#include "time.h"
ca33c4
+
ca33c4
+#include <rpm/rpmlog.h>
ca33c4
+#include <rpm/rpmmacro.h>
ca33c4
+#include <rpm/rpmts.h>
ca33c4
+#include "lib/rpmlib.h"
ca33c4
+
ca33c4
+#include "lib/rpmplugin.h"
ca33c4
+
ca33c4
+struct measurestat {
ca33c4
+    /* We're counting psm not packages because packages often run psm_pre/post
ca33c4
+       more than once and we want to accumulate the time
ca33c4
+    */
ca33c4
+    unsigned int psm_count;
ca33c4
+    unsigned int scriptlet_count;
ca33c4
+    struct timespec plugin_start;
ca33c4
+    struct timespec psm_start;
ca33c4
+    struct timespec scriptlet_start;
ca33c4
+};
ca33c4
+
ca33c4
+static rpmRC push(const char *format, const char *value, const char *formatted)
ca33c4
+{
ca33c4
+    char *key = NULL;
ca33c4
+    rpmRC rc = RPMRC_FAIL;
ca33c4
+    if (formatted == NULL) {
ca33c4
+        /* yes we're okay with discarding const here */
ca33c4
+        key = (char *)format;
ca33c4
+    } else {
ca33c4
+        if (rasprintf(&key, format, formatted) == -1) {
ca33c4
+            rpmlog(
ca33c4
+                RPMLOG_ERR,
ca33c4
+                _("measure: Failed to allocate formatted key %s, %s\n"),
ca33c4
+                format,
ca33c4
+                formatted
ca33c4
+            );
ca33c4
+            goto exit;
ca33c4
+        }
ca33c4
+    }
ca33c4
+    if (rpmPushMacro(NULL, key, NULL, value, RMIL_GLOBAL)) {
ca33c4
+        rpmlog(RPMLOG_ERR, _("measure: Failed to set %s\n"), key);
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    rc = RPMRC_OK;
ca33c4
+exit:
ca33c4
+    if (formatted != NULL) {
ca33c4
+        free(key);
ca33c4
+    }
ca33c4
+    return rc;
ca33c4
+}
ca33c4
+
ca33c4
+static rpmRC diff_ms(char **ms, struct timespec *start, struct timespec *end)
ca33c4
+{
ca33c4
+    if (rasprintf(ms, "%ld", (
ca33c4
+        (end->tv_sec - start->tv_sec) * 1000 +
ca33c4
+        (end->tv_nsec - start->tv_nsec) / 1000000
ca33c4
+    )) == -1) {
ca33c4
+        rpmlog(RPMLOG_ERR, _("measure: Failed to allocate formatted ms\n"));
ca33c4
+        return RPMRC_FAIL;
ca33c4
+    }
ca33c4
+    return RPMRC_OK;
ca33c4
+}
ca33c4
+
ca33c4
+static rpmRC measure_init(rpmPlugin plugin, rpmts ts)
ca33c4
+{
ca33c4
+    rpmRC rc = RPMRC_FAIL;
ca33c4
+    struct measurestat *state = rcalloc(1, sizeof(*state));
ca33c4
+    if (clock_gettime(CLOCK_MONOTONIC, &state->plugin_start)) {
ca33c4
+        rpmlog(RPMLOG_ERR, _("measure: Failed to get plugin_start time\n"));
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    state->psm_count = 0;
ca33c4
+    state->scriptlet_count = 0;
ca33c4
+    rpmPluginSetData(plugin, state);
ca33c4
+    rc = RPMRC_OK;
ca33c4
+exit:
ca33c4
+    return rc;
ca33c4
+}
ca33c4
+
ca33c4
+static void measure_cleanup(rpmPlugin plugin)
ca33c4
+{
ca33c4
+    struct measurestat *state = rpmPluginGetData(plugin);
ca33c4
+    free(state);
ca33c4
+}
ca33c4
+
ca33c4
+static rpmRC measure_tsm_post(rpmPlugin plugin, rpmts ts, int res)
ca33c4
+{
ca33c4
+    struct measurestat *state = rpmPluginGetData(plugin);
ca33c4
+    char *psm_count = NULL, *scriptlet_count = NULL;
ca33c4
+    rpmRC rc = RPMRC_FAIL;
ca33c4
+
ca33c4
+    if (rasprintf(&psm_count, "%d", state->psm_count) == -1) {
ca33c4
+        rpmlog(RPMLOG_ERR, _("measure: Failed to allocate formatted psm_count\n"));
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    if (rasprintf(&scriptlet_count, "%d", state->scriptlet_count) == -1) {
ca33c4
+        rpmlog(RPMLOG_ERR, _("measure: Failed to allocate formatted scriptlet_count\n"));
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    if (push("_measure_plugin_psm_count", psm_count, NULL) != RPMRC_OK) {
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    if (push("_measure_plugin_scriptlet_count", scriptlet_count, NULL) != RPMRC_OK) {
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    rc = RPMRC_OK;
ca33c4
+exit:
ca33c4
+    free(psm_count);
ca33c4
+    free(scriptlet_count);
ca33c4
+    return rc;
ca33c4
+}
ca33c4
+
ca33c4
+static rpmRC measure_psm_pre(rpmPlugin plugin, rpmte te)
ca33c4
+{
ca33c4
+    struct measurestat *state = rpmPluginGetData(plugin);
ca33c4
+    rpmRC rc = RPMRC_FAIL;
ca33c4
+
ca33c4
+    if (clock_gettime(CLOCK_MONOTONIC, &state->psm_start)) {
ca33c4
+        rpmlog(RPMLOG_ERR, _("measure: Failed to get psm_start time\n"));
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    rc = RPMRC_OK;
ca33c4
+exit:
ca33c4
+    return rc;
ca33c4
+}
ca33c4
+
ca33c4
+static rpmRC measure_psm_post(rpmPlugin plugin, rpmte te, int res)
ca33c4
+{
ca33c4
+    struct measurestat *state = rpmPluginGetData(plugin);
ca33c4
+    struct timespec end;
ca33c4
+    char *offset = NULL, *duration = NULL, *prefix = NULL;
ca33c4
+    Header h = rpmteHeader(te);
ca33c4
+    rpmRC rc = RPMRC_FAIL;
ca33c4
+
ca33c4
+    if (clock_gettime(CLOCK_MONOTONIC, &end)) {
ca33c4
+        rpmlog(RPMLOG_ERR, _("measure: Failed to get psm end time\n"));
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    if (rasprintf(&prefix, "_measure_plugin_package_%u", state->psm_count) == -1) {
ca33c4
+        rpmlog(RPMLOG_ERR, _("measure: Failed to allocate prefix\n"));
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    if (diff_ms(&offset, &state->plugin_start, &state->psm_start) != RPMRC_OK) {
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    if (diff_ms(&duration, &state->psm_start, &end) != RPMRC_OK) {
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    if (push("%s_nevra", rpmteNEVRA(te), prefix) != RPMRC_OK) {
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    if (push("%s_compressor", headerGetString(h, RPMTAG_PAYLOADCOMPRESSOR), prefix) != RPMRC_OK) {
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    if (push("%s_offset", offset, prefix) != RPMRC_OK) {
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    if (push("%s_ms", duration, prefix) != RPMRC_OK) {
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    state->psm_count += 1;
ca33c4
+    rc = RPMRC_OK;
ca33c4
+exit:
ca33c4
+    headerFree(h);
ca33c4
+    free(prefix);
ca33c4
+    free(duration);
ca33c4
+    free(offset);
ca33c4
+    return rc;
ca33c4
+}
ca33c4
+
ca33c4
+static rpmRC measure_scriptlet_pre(rpmPlugin plugin,
ca33c4
+					const char *s_name, int type)
ca33c4
+{
ca33c4
+    struct measurestat *state = rpmPluginGetData(plugin);
ca33c4
+    if (clock_gettime(CLOCK_MONOTONIC, &state->scriptlet_start)) {
ca33c4
+        rpmlog(RPMLOG_ERR, _("measure: Failed to get scriptlet_start time\n"));
ca33c4
+        return RPMRC_FAIL;
ca33c4
+    }
ca33c4
+    return RPMRC_OK;
ca33c4
+}
ca33c4
+
ca33c4
+static rpmRC measure_scriptlet_post(rpmPlugin plugin,
ca33c4
+					const char *s_name, int type, int res)
ca33c4
+{
ca33c4
+    struct measurestat *state = rpmPluginGetData(plugin);
ca33c4
+    struct timespec end;
ca33c4
+    char *offset = NULL, *duration = NULL, *prefix = NULL;
ca33c4
+    rpmRC rc = RPMRC_FAIL;
ca33c4
+
ca33c4
+    if (clock_gettime(CLOCK_MONOTONIC, &end)) {
ca33c4
+        rpmlog(RPMLOG_ERR, _("measure: Failed to get end time\n"));
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+
ca33c4
+    if (rasprintf(&prefix, "_measure_plugin_scriptlet_%d", state->scriptlet_count) == -1) {
ca33c4
+        rpmlog(RPMLOG_ERR, _("measure: Failed to allocate formatted prefix\n"));
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    if (diff_ms(&offset, &state->plugin_start, &state->scriptlet_start) != RPMRC_OK) {
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    if (diff_ms(&duration, &state->scriptlet_start, &end) != RPMRC_OK) {
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    if (push("%s_name", s_name, prefix) != RPMRC_OK) {
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    if (push("%s_offset", offset, prefix) != RPMRC_OK) {
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    if (push("%s_ms", duration, prefix) != RPMRC_OK) {
ca33c4
+        goto exit;
ca33c4
+    }
ca33c4
+    state->scriptlet_count += 1;
ca33c4
+    rc = RPMRC_OK;
ca33c4
+exit:
ca33c4
+    free(prefix);
ca33c4
+    free(duration);
ca33c4
+    free(offset);
ca33c4
+    return rc;
ca33c4
+}
ca33c4
+
ca33c4
+struct rpmPluginHooks_s measure_hooks = {
ca33c4
+    .init = measure_init,
ca33c4
+    .cleanup = measure_cleanup,
ca33c4
+    .tsm_post = measure_tsm_post,
ca33c4
+    .psm_pre = measure_psm_pre,
ca33c4
+    .psm_post = measure_psm_post,
ca33c4
+    .scriptlet_pre = measure_scriptlet_pre,
ca33c4
+    .scriptlet_post = measure_scriptlet_post,
ca33c4
+};
ca33c4
-- 
ca33c4
2.24.1
ca33c4