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-rw-r--r--backends/prometheus/Makefile.in703
-rw-r--r--backends/prometheus/README.md11
-rw-r--r--backends/prometheus/backend_prometheus.c126
-rw-r--r--backends/prometheus/backend_prometheus.h28
-rw-r--r--backends/prometheus/remote_write/Makefile.in526
-rw-r--r--backends/prometheus/remote_write/README.md5
-rw-r--r--backends/prometheus/remote_write/remote_write.cc25
-rw-r--r--backends/prometheus/remote_write/remote_write.h16
8 files changed, 113 insertions, 1327 deletions
diff --git a/backends/prometheus/Makefile.in b/backends/prometheus/Makefile.in
deleted file mode 100644
index 00f857a77..000000000
--- a/backends/prometheus/Makefile.in
+++ /dev/null
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- sed -e "s|^$$srcdirstrip/||;t" \
- -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
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- */*) $(MKDIR_P) `echo "$$dist_files" | \
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- if test -d "$(distdir)/$$file"; then \
- find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
- fi; \
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- cp -fpR $(srcdir)/$$file "$(distdir)$$dir" || exit 1; \
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- fi; \
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- else \
- test -f "$(distdir)/$$file" \
- || cp -p $$d/$$file "$(distdir)/$$file" \
- || exit 1; \
- fi; \
- done
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- $(am__make_dryrun) \
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diff --git a/backends/prometheus/README.md b/backends/prometheus/README.md
index e234efe94..10275fa20 100644
--- a/backends/prometheus/README.md
+++ b/backends/prometheus/README.md
@@ -1,3 +1,8 @@
+<!--
+title: "Using Netdata with Prometheus"
+custom_edit_url: https://github.com/netdata/netdata/edit/master/backends/prometheus/README.md
+-->
+
# Using Netdata with Prometheus
> IMPORTANT: the format Netdata sends metrics to prometheus has changed since Netdata v1.7. The new prometheus backend
@@ -12,7 +17,7 @@ are starting at a fresh ubuntu shell (whether you'd like to follow along in a VM
### Installing Netdata
-There are number of ways to install Netdata according to [Installation](../../packaging/installer/). The suggested way
+There are number of ways to install Netdata according to [Installation](/packaging/installer/README.md). The suggested way
of installing the latest Netdata and keep it upgrade automatically. Using one line installation:
```sh
@@ -349,7 +354,7 @@ For more information check prometheus documentation.
### Streaming data from upstream hosts
-The `format=prometheus` parameter only exports the host's Netdata metrics. If you are using the master/slave
+The `format=prometheus` parameter only exports the host's Netdata metrics. If you are using the parent-child
functionality of Netdata this ignores any upstream hosts - so you should consider using the below in your
**prometheus.yml**:
@@ -381,6 +386,8 @@ To save bandwidth, and because prometheus does not use them anyway, `# TYPE` and
wanted they can be re-enabled via `types=yes` and `help=yes`, e.g.
`/api/v1/allmetrics?format=prometheus&types=yes&help=yes`
+Note that if enabled, the `# TYPE` and `# HELP` lines are repeated for every occurrence of a metric, which goes against the Prometheus documentation's [specification for these lines](https://github.com/prometheus/docs/blob/master/content/docs/instrumenting/exposition_formats.md#comments-help-text-and-type-information).
+
### Names and IDs
Netdata supports names and IDs for charts and dimensions. Usually IDs are unique identifiers as read by the system and
diff --git a/backends/prometheus/backend_prometheus.c b/backends/prometheus/backend_prometheus.c
index 03323ac54..a3ecf16ef 100644
--- a/backends/prometheus/backend_prometheus.c
+++ b/backends/prometheus/backend_prometheus.c
@@ -44,7 +44,7 @@ static inline time_t prometheus_server_last_access(const char *server, RRDHOST *
return 0;
}
-static inline size_t prometheus_name_copy(char *d, const char *s, size_t usable) {
+static inline size_t backends_prometheus_name_copy(char *d, const char *s, size_t usable) {
size_t n;
for(n = 0; *s && n < usable ; d++, s++, n++) {
@@ -58,7 +58,7 @@ static inline size_t prometheus_name_copy(char *d, const char *s, size_t usable)
return n;
}
-static inline size_t prometheus_label_copy(char *d, const char *s, size_t usable) {
+static inline size_t backends_prometheus_label_copy(char *d, const char *s, size_t usable) {
size_t n;
// make sure we can escape one character without overflowing the buffer
@@ -78,7 +78,7 @@ static inline size_t prometheus_label_copy(char *d, const char *s, size_t usable
return n;
}
-static inline char *prometheus_units_copy(char *d, const char *s, size_t usable, int showoldunits) {
+static inline char *backends_prometheus_units_copy(char *d, const char *s, size_t usable, int showoldunits) {
const char *sorig = s;
char *ret = d;
size_t n;
@@ -159,7 +159,7 @@ struct host_variables_callback_options {
RRDHOST *host;
BUFFER *wb;
BACKEND_OPTIONS backend_options;
- PROMETHEUS_OUTPUT_OPTIONS output_options;
+ BACKENDS_PROMETHEUS_OUTPUT_OPTIONS output_options;
const char *prefix;
const char *labels;
time_t now;
@@ -174,14 +174,14 @@ static int print_host_variables(RRDVAR *rv, void *data) {
if(!opts->host_header_printed) {
opts->host_header_printed = 1;
- if(opts->output_options & PROMETHEUS_OUTPUT_HELP) {
+ if(opts->output_options & BACKENDS_PROMETHEUS_OUTPUT_HELP) {
buffer_sprintf(opts->wb, "\n# COMMENT global host and chart variables\n");
}
}
calculated_number value = rrdvar2number(rv);
if(isnan(value) || isinf(value)) {
- if(opts->output_options & PROMETHEUS_OUTPUT_HELP)
+ if(opts->output_options & BACKENDS_PROMETHEUS_OUTPUT_HELP)
buffer_sprintf(opts->wb, "# COMMENT variable \"%s\" is %s. Skipped.\n", rv->name, (isnan(value))?"NAN":"INF");
return 0;
@@ -194,9 +194,9 @@ static int print_host_variables(RRDVAR *rv, void *data) {
label_post = "}";
}
- prometheus_name_copy(opts->name, rv->name, sizeof(opts->name));
+ backends_prometheus_name_copy(opts->name, rv->name, sizeof(opts->name));
- if(opts->output_options & PROMETHEUS_OUTPUT_TIMESTAMPS)
+ if(opts->output_options & BACKENDS_PROMETHEUS_OUTPUT_TIMESTAMPS)
buffer_sprintf(opts->wb
, "%s_%s%s%s%s " CALCULATED_NUMBER_FORMAT " %llu\n"
, opts->prefix
@@ -205,7 +205,7 @@ static int print_host_variables(RRDVAR *rv, void *data) {
, opts->labels
, label_post
, value
- , ((rv->last_updated) ? rv->last_updated : opts->now) * 1000ULL
+ , opts->now * 1000ULL
);
else
buffer_sprintf(opts->wb, "%s_%s%s%s%s " CALCULATED_NUMBER_FORMAT "\n"
@@ -223,21 +223,21 @@ static int print_host_variables(RRDVAR *rv, void *data) {
return 0;
}
-static void rrd_stats_api_v1_charts_allmetrics_prometheus(RRDHOST *host, BUFFER *wb, const char *prefix, BACKEND_OPTIONS backend_options, time_t after, time_t before, int allhosts, PROMETHEUS_OUTPUT_OPTIONS output_options) {
+static void rrd_stats_api_v1_charts_allmetrics_prometheus(RRDHOST *host, BUFFER *wb, const char *prefix, BACKEND_OPTIONS backend_options, time_t after, time_t before, int allhosts, BACKENDS_PROMETHEUS_OUTPUT_OPTIONS output_options) {
rrdhost_rdlock(host);
char hostname[PROMETHEUS_ELEMENT_MAX + 1];
- prometheus_label_copy(hostname, host->hostname, PROMETHEUS_ELEMENT_MAX);
+ backends_prometheus_label_copy(hostname, host->hostname, PROMETHEUS_ELEMENT_MAX);
char labels[PROMETHEUS_LABELS_MAX + 1] = "";
if(allhosts) {
- if(output_options & PROMETHEUS_OUTPUT_TIMESTAMPS)
+ if(output_options & BACKENDS_PROMETHEUS_OUTPUT_TIMESTAMPS)
buffer_sprintf(wb, "netdata_info{instance=\"%s\",application=\"%s\",version=\"%s\"} 1 %llu\n", hostname, host->program_name, host->program_version, now_realtime_usec() / USEC_PER_MS);
else
buffer_sprintf(wb, "netdata_info{instance=\"%s\",application=\"%s\",version=\"%s\"} 1\n", hostname, host->program_name, host->program_version);
if(host->tags && *(host->tags)) {
- if(output_options & PROMETHEUS_OUTPUT_TIMESTAMPS) {
+ if(output_options & BACKENDS_PROMETHEUS_OUTPUT_TIMESTAMPS) {
buffer_sprintf(wb, "netdata_host_tags_info{instance=\"%s\",%s} 1 %llu\n", hostname, host->tags, now_realtime_usec() / USEC_PER_MS);
// deprecated, exists only for compatibility with older queries
@@ -255,13 +255,13 @@ static void rrd_stats_api_v1_charts_allmetrics_prometheus(RRDHOST *host, BUFFER
snprintfz(labels, PROMETHEUS_LABELS_MAX, ",instance=\"%s\"", hostname);
}
else {
- if(output_options & PROMETHEUS_OUTPUT_TIMESTAMPS)
+ if(output_options & BACKENDS_PROMETHEUS_OUTPUT_TIMESTAMPS)
buffer_sprintf(wb, "netdata_info{instance=\"%s\",application=\"%s\",version=\"%s\"} 1 %llu\n", hostname, host->program_name, host->program_version, now_realtime_usec() / USEC_PER_MS);
else
buffer_sprintf(wb, "netdata_info{instance=\"%s\",application=\"%s\",version=\"%s\"} 1\n", hostname, host->program_name, host->program_version);
if(host->tags && *(host->tags)) {
- if(output_options & PROMETHEUS_OUTPUT_TIMESTAMPS) {
+ if(output_options & BACKENDS_PROMETHEUS_OUTPUT_TIMESTAMPS) {
buffer_sprintf(wb, "netdata_host_tags_info{%s} 1 %llu\n", host->tags, now_realtime_usec() / USEC_PER_MS);
// deprecated, exists only for compatibility with older queries
@@ -277,7 +277,7 @@ static void rrd_stats_api_v1_charts_allmetrics_prometheus(RRDHOST *host, BUFFER
}
// send custom variables set for the host
- if(output_options & PROMETHEUS_OUTPUT_VARIABLES){
+ if(output_options & BACKENDS_PROMETHEUS_OUTPUT_VARIABLES){
struct host_variables_callback_options opts = {
.host = host,
.wb = wb,
@@ -299,9 +299,9 @@ static void rrd_stats_api_v1_charts_allmetrics_prometheus(RRDHOST *host, BUFFER
char family[PROMETHEUS_ELEMENT_MAX + 1];
char units[PROMETHEUS_ELEMENT_MAX + 1] = "";
- prometheus_label_copy(chart, (output_options & PROMETHEUS_OUTPUT_NAMES && st->name)?st->name:st->id, PROMETHEUS_ELEMENT_MAX);
- prometheus_label_copy(family, st->family, PROMETHEUS_ELEMENT_MAX);
- prometheus_name_copy(context, st->context, PROMETHEUS_ELEMENT_MAX);
+ backends_prometheus_label_copy(chart, (output_options & BACKENDS_PROMETHEUS_OUTPUT_NAMES && st->name)?st->name:st->id, PROMETHEUS_ELEMENT_MAX);
+ backends_prometheus_label_copy(family, st->family, PROMETHEUS_ELEMENT_MAX);
+ backends_prometheus_name_copy(context, st->context, PROMETHEUS_ELEMENT_MAX);
if(likely(backends_can_send_rrdset(backend_options, st))) {
rrdset_rdlock(st);
@@ -316,14 +316,14 @@ static void rrd_stats_api_v1_charts_allmetrics_prometheus(RRDHOST *host, BUFFER
homogeneous = 0;
}
else {
- if(BACKEND_OPTIONS_DATA_SOURCE(backend_options) == BACKEND_SOURCE_DATA_AVERAGE && !(output_options & PROMETHEUS_OUTPUT_HIDEUNITS))
- prometheus_units_copy(units, st->units, PROMETHEUS_ELEMENT_MAX, output_options & PROMETHEUS_OUTPUT_OLDUNITS);
+ if(BACKEND_OPTIONS_DATA_SOURCE(backend_options) == BACKEND_SOURCE_DATA_AVERAGE && !(output_options & BACKENDS_PROMETHEUS_OUTPUT_HIDEUNITS))
+ backends_prometheus_units_copy(units, st->units, PROMETHEUS_ELEMENT_MAX, output_options & BACKENDS_PROMETHEUS_OUTPUT_OLDUNITS);
}
- if(unlikely(output_options & PROMETHEUS_OUTPUT_HELP))
+ if(unlikely(output_options & BACKENDS_PROMETHEUS_OUTPUT_HELP))
buffer_sprintf(wb, "\n# COMMENT %s chart \"%s\", context \"%s\", family \"%s\", units \"%s\"\n"
, (homogeneous)?"homogeneous":"heterogeneous"
- , (output_options & PROMETHEUS_OUTPUT_NAMES && st->name) ? st->name : st->id
+ , (output_options & BACKENDS_PROMETHEUS_OUTPUT_NAMES && st->name) ? st->name : st->id
, st->context
, st->family
, st->units
@@ -354,18 +354,18 @@ static void rrd_stats_api_v1_charts_allmetrics_prometheus(RRDHOST *host, BUFFER
// all the dimensions of the chart, has the same algorithm, multiplier and divisor
// we add all dimensions as labels
- prometheus_label_copy(dimension, (output_options & PROMETHEUS_OUTPUT_NAMES && rd->name) ? rd->name : rd->id, PROMETHEUS_ELEMENT_MAX);
+ backends_prometheus_label_copy(dimension, (output_options & BACKENDS_PROMETHEUS_OUTPUT_NAMES && rd->name) ? rd->name : rd->id, PROMETHEUS_ELEMENT_MAX);
- if(unlikely(output_options & PROMETHEUS_OUTPUT_HELP))
+ if(unlikely(output_options & BACKENDS_PROMETHEUS_OUTPUT_HELP))
buffer_sprintf(wb
, "# COMMENT %s_%s%s: chart \"%s\", context \"%s\", family \"%s\", dimension \"%s\", value * " COLLECTED_NUMBER_FORMAT " / " COLLECTED_NUMBER_FORMAT " %s %s (%s)\n"
, prefix
, context
, suffix
- , (output_options & PROMETHEUS_OUTPUT_NAMES && st->name) ? st->name : st->id
+ , (output_options & BACKENDS_PROMETHEUS_OUTPUT_NAMES && st->name) ? st->name : st->id
, st->context
, st->family
- , (output_options & PROMETHEUS_OUTPUT_NAMES && rd->name) ? rd->name : rd->id
+ , (output_options & BACKENDS_PROMETHEUS_OUTPUT_NAMES && rd->name) ? rd->name : rd->id
, rd->multiplier
, rd->divisor
, h
@@ -373,15 +373,15 @@ static void rrd_stats_api_v1_charts_allmetrics_prometheus(RRDHOST *host, BUFFER
, t
);
- if(unlikely(output_options & PROMETHEUS_OUTPUT_TYPES))
- buffer_sprintf(wb, "# COMMENT TYPE %s_%s%s %s\n"
+ if(unlikely(output_options & BACKENDS_PROMETHEUS_OUTPUT_TYPES))
+ buffer_sprintf(wb, "# TYPE %s_%s%s %s\n"
, prefix
, context
, suffix
, t
);
- if(output_options & PROMETHEUS_OUTPUT_TIMESTAMPS)
+ if(output_options & BACKENDS_PROMETHEUS_OUTPUT_TIMESTAMPS)
buffer_sprintf(wb
, "%s_%s%s{chart=\"%s\",family=\"%s\",dimension=\"%s\"%s} " COLLECTED_NUMBER_FORMAT " %llu\n"
, prefix
@@ -411,19 +411,19 @@ static void rrd_stats_api_v1_charts_allmetrics_prometheus(RRDHOST *host, BUFFER
// the dimensions of the chart, do not have the same algorithm, multiplier or divisor
// we create a metric per dimension
- prometheus_name_copy(dimension, (output_options & PROMETHEUS_OUTPUT_NAMES && rd->name) ? rd->name : rd->id, PROMETHEUS_ELEMENT_MAX);
+ backends_prometheus_name_copy(dimension, (output_options & BACKENDS_PROMETHEUS_OUTPUT_NAMES && rd->name) ? rd->name : rd->id, PROMETHEUS_ELEMENT_MAX);
- if(unlikely(output_options & PROMETHEUS_OUTPUT_HELP))
+ if(unlikely(output_options & BACKENDS_PROMETHEUS_OUTPUT_HELP))
buffer_sprintf(wb
, "# COMMENT %s_%s_%s%s: chart \"%s\", context \"%s\", family \"%s\", dimension \"%s\", value * " COLLECTED_NUMBER_FORMAT " / " COLLECTED_NUMBER_FORMAT " %s %s (%s)\n"
, prefix
, context
, dimension
, suffix
- , (output_options & PROMETHEUS_OUTPUT_NAMES && st->name) ? st->name : st->id
+ , (output_options & BACKENDS_PROMETHEUS_OUTPUT_NAMES && st->name) ? st->name : st->id
, st->context
, st->family
- , (output_options & PROMETHEUS_OUTPUT_NAMES && rd->name) ? rd->name : rd->id
+ , (output_options & BACKENDS_PROMETHEUS_OUTPUT_NAMES && rd->name) ? rd->name : rd->id
, rd->multiplier
, rd->divisor
, h
@@ -431,8 +431,8 @@ static void rrd_stats_api_v1_charts_allmetrics_prometheus(RRDHOST *host, BUFFER
, t
);
- if(unlikely(output_options & PROMETHEUS_OUTPUT_TYPES))
- buffer_sprintf(wb, "# COMMENT TYPE %s_%s_%s%s %s\n"
+ if(unlikely(output_options & BACKENDS_PROMETHEUS_OUTPUT_TYPES))
+ buffer_sprintf(wb, "# TYPE %s_%s_%s%s %s\n"
, prefix
, context
, dimension
@@ -440,7 +440,7 @@ static void rrd_stats_api_v1_charts_allmetrics_prometheus(RRDHOST *host, BUFFER
, t
);
- if(output_options & PROMETHEUS_OUTPUT_TIMESTAMPS)
+ if(output_options & BACKENDS_PROMETHEUS_OUTPUT_TIMESTAMPS)
buffer_sprintf(wb
, "%s_%s_%s%s{chart=\"%s\",family=\"%s\"%s} " COLLECTED_NUMBER_FORMAT " %llu\n"
, prefix
@@ -480,29 +480,29 @@ static void rrd_stats_api_v1_charts_allmetrics_prometheus(RRDHOST *host, BUFFER
else if(BACKEND_OPTIONS_DATA_SOURCE(backend_options) == BACKEND_SOURCE_DATA_SUM)
suffix = "_sum";
- prometheus_label_copy(dimension, (output_options & PROMETHEUS_OUTPUT_NAMES && rd->name) ? rd->name : rd->id, PROMETHEUS_ELEMENT_MAX);
+ backends_prometheus_label_copy(dimension, (output_options & BACKENDS_PROMETHEUS_OUTPUT_NAMES && rd->name) ? rd->name : rd->id, PROMETHEUS_ELEMENT_MAX);
- if (unlikely(output_options & PROMETHEUS_OUTPUT_HELP))
+ if (unlikely(output_options & BACKENDS_PROMETHEUS_OUTPUT_HELP))
buffer_sprintf(wb, "# COMMENT %s_%s%s%s: dimension \"%s\", value is %s, gauge, dt %llu to %llu inclusive\n"
, prefix
, context
, units
, suffix
- , (output_options & PROMETHEUS_OUTPUT_NAMES && rd->name) ? rd->name : rd->id
+ , (output_options & BACKENDS_PROMETHEUS_OUTPUT_NAMES && rd->name) ? rd->name : rd->id
, st->units
, (unsigned long long)first_t
, (unsigned long long)last_t
);
- if (unlikely(output_options & PROMETHEUS_OUTPUT_TYPES))
- buffer_sprintf(wb, "# COMMENT TYPE %s_%s%s%s gauge\n"
+ if (unlikely(output_options & BACKENDS_PROMETHEUS_OUTPUT_TYPES))
+ buffer_sprintf(wb, "# TYPE %s_%s%s%s gauge\n"
, prefix
, context
, units
, suffix
);
- if(output_options & PROMETHEUS_OUTPUT_TIMESTAMPS)
+ if(output_options & BACKENDS_PROMETHEUS_OUTPUT_TIMESTAMPS)
buffer_sprintf(wb, "%s_%s%s%s{chart=\"%s\",family=\"%s\",dimension=\"%s\"%s} " CALCULATED_NUMBER_FORMAT " %llu\n"
, prefix
, context
@@ -581,7 +581,7 @@ inline static void remote_write_split_words(char *str, char **words, int max_wor
}
}
-void rrd_stats_remote_write_allmetrics_prometheus(
+void backends_rrd_stats_remote_write_allmetrics_prometheus(
RRDHOST *host
, const char *__hostname
, const char *prefix
@@ -593,9 +593,9 @@ void rrd_stats_remote_write_allmetrics_prometheus(
, size_t *count_dims_skipped
) {
char hostname[PROMETHEUS_ELEMENT_MAX + 1];
- prometheus_label_copy(hostname, __hostname, PROMETHEUS_ELEMENT_MAX);
+ backends_prometheus_label_copy(hostname, __hostname, PROMETHEUS_ELEMENT_MAX);
- add_host_info("netdata_info", hostname, host->program_name, host->program_version, now_realtime_usec() / USEC_PER_MS);
+ backends_add_host_info("netdata_info", hostname, host->program_name, host->program_version, now_realtime_usec() / USEC_PER_MS);
if(host->tags && *(host->tags)) {
char tags[PROMETHEUS_LABELS_MAX + 1];
@@ -605,10 +605,10 @@ void rrd_stats_remote_write_allmetrics_prometheus(
remote_write_split_words(tags, words, PROMETHEUS_LABELS_MAX_NUMBER);
- add_host_info("netdata_host_tags_info", hostname, NULL, NULL, now_realtime_usec() / USEC_PER_MS);
+ backends_add_host_info("netdata_host_tags_info", hostname, NULL, NULL, now_realtime_usec() / USEC_PER_MS);
for(i = 0; words[i] != NULL && words[i + 1] != NULL && (i + 1) < PROMETHEUS_LABELS_MAX_NUMBER; i += 2) {
- add_tag(words[i], words[i + 1]);
+ backends_add_tag(words[i], words[i + 1]);
}
}
@@ -620,9 +620,9 @@ void rrd_stats_remote_write_allmetrics_prometheus(
char family[PROMETHEUS_ELEMENT_MAX + 1];
char units[PROMETHEUS_ELEMENT_MAX + 1] = "";
- prometheus_label_copy(chart, (backend_options & BACKEND_OPTION_SEND_NAMES && st->name)?st->name:st->id, PROMETHEUS_ELEMENT_MAX);
- prometheus_label_copy(family, st->family, PROMETHEUS_ELEMENT_MAX);
- prometheus_name_copy(context, st->context, PROMETHEUS_ELEMENT_MAX);
+ backends_prometheus_label_copy(chart, (backend_options & BACKEND_OPTION_SEND_NAMES && st->name)?st->name:st->id, PROMETHEUS_ELEMENT_MAX);
+ backends_prometheus_label_copy(family, st->family, PROMETHEUS_ELEMENT_MAX);
+ backends_prometheus_name_copy(context, st->context, PROMETHEUS_ELEMENT_MAX);
if(likely(backends_can_send_rrdset(backend_options, st))) {
rrdset_rdlock(st);
@@ -640,7 +640,7 @@ void rrd_stats_remote_write_allmetrics_prometheus(
}
else {
if(BACKEND_OPTIONS_DATA_SOURCE(backend_options) == BACKEND_SOURCE_DATA_AVERAGE)
- prometheus_units_copy(units, st->units, PROMETHEUS_ELEMENT_MAX, 0);
+ backends_prometheus_units_copy(units, st->units, PROMETHEUS_ELEMENT_MAX, 0);
}
// for each dimension
@@ -664,20 +664,20 @@ void rrd_stats_remote_write_allmetrics_prometheus(
// all the dimensions of the chart, has the same algorithm, multiplier and divisor
// we add all dimensions as labels
- prometheus_label_copy(dimension, (backend_options & BACKEND_OPTION_SEND_NAMES && rd->name) ? rd->name : rd->id, PROMETHEUS_ELEMENT_MAX);
+ backends_prometheus_label_copy(dimension, (backend_options & BACKEND_OPTION_SEND_NAMES && rd->name) ? rd->name : rd->id, PROMETHEUS_ELEMENT_MAX);
snprintf(name, PROMETHEUS_LABELS_MAX, "%s_%s%s", prefix, context, suffix);
- add_metric(name, chart, family, dimension, hostname, rd->last_collected_value, timeval_msec(&rd->last_collected_time));
+ backends_add_metric(name, chart, family, dimension, hostname, rd->last_collected_value, timeval_msec(&rd->last_collected_time));
(*count_dims)++;
}
else {
// the dimensions of the chart, do not have the same algorithm, multiplier or divisor
// we create a metric per dimension
- prometheus_name_copy(dimension, (backend_options & BACKEND_OPTION_SEND_NAMES && rd->name) ? rd->name : rd->id, PROMETHEUS_ELEMENT_MAX);
+ backends_prometheus_name_copy(dimension, (backend_options & BACKEND_OPTION_SEND_NAMES && rd->name) ? rd->name : rd->id, PROMETHEUS_ELEMENT_MAX);
snprintf(name, PROMETHEUS_LABELS_MAX, "%s_%s_%s%s", prefix, context, dimension, suffix);
- add_metric(name, chart, family, NULL, hostname, rd->last_collected_value, timeval_msec(&rd->last_collected_time));
+ backends_add_metric(name, chart, family, NULL, hostname, rd->last_collected_value, timeval_msec(&rd->last_collected_time));
(*count_dims)++;
}
}
@@ -694,10 +694,10 @@ void rrd_stats_remote_write_allmetrics_prometheus(
else if(BACKEND_OPTIONS_DATA_SOURCE(backend_options) == BACKEND_SOURCE_DATA_SUM)
suffix = "_sum";
- prometheus_label_copy(dimension, (backend_options & BACKEND_OPTION_SEND_NAMES && rd->name) ? rd->name : rd->id, PROMETHEUS_ELEMENT_MAX);
+ backends_prometheus_label_copy(dimension, (backend_options & BACKEND_OPTION_SEND_NAMES && rd->name) ? rd->name : rd->id, PROMETHEUS_ELEMENT_MAX);
snprintf(name, PROMETHEUS_LABELS_MAX, "%s_%s%s%s", prefix, context, units, suffix);
- add_metric(name, chart, family, dimension, hostname, rd->last_collected_value, timeval_msec(&rd->last_collected_time));
+ backends_add_metric(name, chart, family, dimension, hostname, value, last_t * MSEC_PER_SEC);
(*count_dims)++;
}
}
@@ -710,7 +710,7 @@ void rrd_stats_remote_write_allmetrics_prometheus(
}
#endif /* ENABLE_PROMETHEUS_REMOTE_WRITE */
-static inline time_t prometheus_preparation(RRDHOST *host, BUFFER *wb, BACKEND_OPTIONS backend_options, const char *server, time_t now, PROMETHEUS_OUTPUT_OPTIONS output_options) {
+static inline time_t prometheus_preparation(RRDHOST *host, BUFFER *wb, BACKEND_OPTIONS backend_options, const char *server, time_t now, BACKENDS_PROMETHEUS_OUTPUT_OPTIONS output_options) {
if(!server || !*server) server = "default";
time_t after = prometheus_server_last_access(server, host, now);
@@ -726,7 +726,7 @@ static inline time_t prometheus_preparation(RRDHOST *host, BUFFER *wb, BACKEND_O
after = now - global_backend_update_every;
}
- if(output_options & PROMETHEUS_OUTPUT_HELP) {
+ if(output_options & BACKENDS_PROMETHEUS_OUTPUT_HELP) {
char *mode;
if(BACKEND_OPTIONS_DATA_SOURCE(backend_options) == BACKEND_SOURCE_DATA_AS_COLLECTED)
mode = "as collected";
@@ -751,7 +751,7 @@ static inline time_t prometheus_preparation(RRDHOST *host, BUFFER *wb, BACKEND_O
return after;
}
-void rrd_stats_api_v1_charts_allmetrics_prometheus_single_host(RRDHOST *host, BUFFER *wb, const char *server, const char *prefix, BACKEND_OPTIONS backend_options, PROMETHEUS_OUTPUT_OPTIONS output_options) {
+void backends_rrd_stats_api_v1_charts_allmetrics_prometheus_single_host(RRDHOST *host, BUFFER *wb, const char *server, const char *prefix, BACKEND_OPTIONS backend_options, BACKENDS_PROMETHEUS_OUTPUT_OPTIONS output_options) {
time_t before = now_realtime_sec();
// we start at the point we had stopped before
@@ -760,7 +760,7 @@ void rrd_stats_api_v1_charts_allmetrics_prometheus_single_host(RRDHOST *host, BU
rrd_stats_api_v1_charts_allmetrics_prometheus(host, wb, prefix, backend_options, after, before, 0, output_options);
}
-void rrd_stats_api_v1_charts_allmetrics_prometheus_all_hosts(RRDHOST *host, BUFFER *wb, const char *server, const char *prefix, BACKEND_OPTIONS backend_options, PROMETHEUS_OUTPUT_OPTIONS output_options) {
+void backends_rrd_stats_api_v1_charts_allmetrics_prometheus_all_hosts(RRDHOST *host, BUFFER *wb, const char *server, const char *prefix, BACKEND_OPTIONS backend_options, BACKENDS_PROMETHEUS_OUTPUT_OPTIONS output_options) {
time_t before = now_realtime_sec();
// we start at the point we had stopped before
@@ -774,7 +774,7 @@ void rrd_stats_api_v1_charts_allmetrics_prometheus_all_hosts(RRDHOST *host, BUFF
}
#if ENABLE_PROMETHEUS_REMOTE_WRITE
-int process_prometheus_remote_write_response(BUFFER *b) {
+int backends_process_prometheus_remote_write_response(BUFFER *b) {
if(unlikely(!b)) return 1;
const char *s = buffer_tostring(b);
diff --git a/backends/prometheus/backend_prometheus.h b/backends/prometheus/backend_prometheus.h
index d58d24004..8c14ddc26 100644
--- a/backends/prometheus/backend_prometheus.h
+++ b/backends/prometheus/backend_prometheus.h
@@ -5,22 +5,22 @@
#include "backends/backends.h"
-typedef enum prometheus_output_flags {
- PROMETHEUS_OUTPUT_NONE = 0,
- PROMETHEUS_OUTPUT_HELP = (1 << 0),
- PROMETHEUS_OUTPUT_TYPES = (1 << 1),
- PROMETHEUS_OUTPUT_NAMES = (1 << 2),
- PROMETHEUS_OUTPUT_TIMESTAMPS = (1 << 3),
- PROMETHEUS_OUTPUT_VARIABLES = (1 << 4),
- PROMETHEUS_OUTPUT_OLDUNITS = (1 << 5),
- PROMETHEUS_OUTPUT_HIDEUNITS = (1 << 6)
-} PROMETHEUS_OUTPUT_OPTIONS;
+typedef enum backends_prometheus_output_flags {
+ BACKENDS_PROMETHEUS_OUTPUT_NONE = 0,
+ BACKENDS_PROMETHEUS_OUTPUT_HELP = (1 << 0),
+ BACKENDS_PROMETHEUS_OUTPUT_TYPES = (1 << 1),
+ BACKENDS_PROMETHEUS_OUTPUT_NAMES = (1 << 2),
+ BACKENDS_PROMETHEUS_OUTPUT_TIMESTAMPS = (1 << 3),
+ BACKENDS_PROMETHEUS_OUTPUT_VARIABLES = (1 << 4),
+ BACKENDS_PROMETHEUS_OUTPUT_OLDUNITS = (1 << 5),
+ BACKENDS_PROMETHEUS_OUTPUT_HIDEUNITS = (1 << 6)
+} BACKENDS_PROMETHEUS_OUTPUT_OPTIONS;
-extern void rrd_stats_api_v1_charts_allmetrics_prometheus_single_host(RRDHOST *host, BUFFER *wb, const char *server, const char *prefix, BACKEND_OPTIONS backend_options, PROMETHEUS_OUTPUT_OPTIONS output_options);
-extern void rrd_stats_api_v1_charts_allmetrics_prometheus_all_hosts(RRDHOST *host, BUFFER *wb, const char *server, const char *prefix, BACKEND_OPTIONS backend_options, PROMETHEUS_OUTPUT_OPTIONS output_options);
+extern void backends_rrd_stats_api_v1_charts_allmetrics_prometheus_single_host(RRDHOST *host, BUFFER *wb, const char *server, const char *prefix, BACKEND_OPTIONS backend_options, BACKENDS_PROMETHEUS_OUTPUT_OPTIONS output_options);
+extern void backends_rrd_stats_api_v1_charts_allmetrics_prometheus_all_hosts(RRDHOST *host, BUFFER *wb, const char *server, const char *prefix, BACKEND_OPTIONS backend_options, BACKENDS_PROMETHEUS_OUTPUT_OPTIONS output_options);
#if ENABLE_PROMETHEUS_REMOTE_WRITE
-extern void rrd_stats_remote_write_allmetrics_prometheus(
+extern void backends_rrd_stats_remote_write_allmetrics_prometheus(
RRDHOST *host
, const char *__hostname
, const char *prefix
@@ -31,7 +31,7 @@ extern void rrd_stats_remote_write_allmetrics_prometheus(
, size_t *count_dims
, size_t *count_dims_skipped
);
-extern int process_prometheus_remote_write_response(BUFFER *b);
+extern int backends_process_prometheus_remote_write_response(BUFFER *b);
#endif
#endif //NETDATA_BACKEND_PROMETHEUS_H
diff --git a/backends/prometheus/remote_write/Makefile.in b/backends/prometheus/remote_write/Makefile.in
deleted file mode 100644
index 12e8d6d73..000000000
--- a/backends/prometheus/remote_write/Makefile.in
+++ /dev/null
@@ -1,526 +0,0 @@
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diff --git a/backends/prometheus/remote_write/README.md b/backends/prometheus/remote_write/README.md
index 009ded608..b83575e10 100644
--- a/backends/prometheus/remote_write/README.md
+++ b/backends/prometheus/remote_write/README.md
@@ -1,3 +1,8 @@
+<!--
+title: "Prometheus remote write backend"
+custom_edit_url: https://github.com/netdata/netdata/edit/master/backends/prometheus/remote_write/README.md
+-->
+
# Prometheus remote write backend
## Prerequisites
diff --git a/backends/prometheus/remote_write/remote_write.cc b/backends/prometheus/remote_write/remote_write.cc
index 91d4305ba..9448595c1 100644
--- a/backends/prometheus/remote_write/remote_write.cc
+++ b/backends/prometheus/remote_write/remote_write.cc
@@ -6,20 +6,19 @@
using namespace prometheus;
+static google::protobuf::Arena arena;
+static WriteRequest *write_request;
-google::protobuf::Arena arena;
-WriteRequest *write_request;
-
-void init_write_request() {
+void backends_init_write_request() {
GOOGLE_PROTOBUF_VERIFY_VERSION;
write_request = google::protobuf::Arena::CreateMessage<WriteRequest>(&arena);
}
-void clear_write_request() {
+void backends_clear_write_request() {
write_request->clear_timeseries();
}
-void add_host_info(const char *name, const char *instance, const char *application, const char *version, const int64_t timestamp) {
+void backends_add_host_info(const char *name, const char *instance, const char *application, const char *version, const int64_t timestamp) {
TimeSeries *timeseries;
Sample *sample;
Label *label;
@@ -52,7 +51,7 @@ void add_host_info(const char *name, const char *instance, const char *applicati
}
// adds tag to the last created timeseries
-void add_tag(char *tag, char *value) {
+void backends_add_tag(char *tag, char *value) {
TimeSeries *timeseries;
Label *label;
@@ -63,7 +62,7 @@ void add_tag(char *tag, char *value) {
label->set_value(value);
}
-void add_metric(const char *name, const char *chart, const char *family, const char *dimension, const char *instance, const double value, const int64_t timestamp) {
+void backends_add_metric(const char *name, const char *chart, const char *family, const char *dimension, const char *instance, const double value, const int64_t timestamp) {
TimeSeries *timeseries;
Sample *sample;
Label *label;
@@ -97,13 +96,17 @@ void add_metric(const char *name, const char *chart, const char *family, const c
sample->set_timestamp(timestamp);
}
-size_t get_write_request_size(){
+size_t backends_get_write_request_size(){
+#if GOOGLE_PROTOBUF_VERSION < 3001000
size_t size = (size_t)snappy::MaxCompressedLength(write_request->ByteSize());
+#else
+ size_t size = (size_t)snappy::MaxCompressedLength(write_request->ByteSizeLong());
+#endif
return (size < INT_MAX)?size:0;
}
-int pack_write_request(char *buffer, size_t *size) {
+int backends_pack_write_request(char *buffer, size_t *size) {
std::string uncompressed_write_request;
if(write_request->SerializeToString(&uncompressed_write_request) == false) return 1;
@@ -112,6 +115,6 @@ int pack_write_request(char *buffer, size_t *size) {
return 0;
}
-void protocol_buffers_shutdown() {
+void backends_protocol_buffers_shutdown() {
google::protobuf::ShutdownProtobufLibrary();
}
diff --git a/backends/prometheus/remote_write/remote_write.h b/backends/prometheus/remote_write/remote_write.h
index edcc477b8..1307d7281 100644
--- a/backends/prometheus/remote_write/remote_write.h
+++ b/backends/prometheus/remote_write/remote_write.h
@@ -7,21 +7,21 @@
extern "C" {
#endif
-void init_write_request();
+void backends_init_write_request();
-void clear_write_request();
+void backends_clear_write_request();
-void add_host_info(const char *name, const char *instance, const char *application, const char *version, const int64_t timestamp);
+void backends_add_host_info(const char *name, const char *instance, const char *application, const char *version, const int64_t timestamp);
-void add_tag(char *tag, char *value);
+void backends_add_tag(char *tag, char *value);
-void add_metric(const char *name, const char *chart, const char *family, const char *dimension, const char *instance, const double value, const int64_t timestamp);
+void backends_add_metric(const char *name, const char *chart, const char *family, const char *dimension, const char *instance, const double value, const int64_t timestamp);
-size_t get_write_request_size();
+size_t backends_get_write_request_size();
-int pack_write_request(char *buffer, size_t *size);
+int backends_pack_write_request(char *buffer, size_t *size);
-void protocol_buffers_shutdown();
+void backends_protocol_buffers_shutdown();
#ifdef __cplusplus
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-09 11:41:51 +0000