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-rw-r--r--collectors/cgroups.plugin/Makefile.in565
-rw-r--r--collectors/cgroups.plugin/cgroup-name.sh201
-rwxr-xr-xcollectors/cgroups.plugin/cgroup-name.sh.in39
-rw-r--r--collectors/cgroups.plugin/sys_fs_cgroup.c145
4 files changed, 889 insertions, 61 deletions
diff --git a/collectors/cgroups.plugin/Makefile.in b/collectors/cgroups.plugin/Makefile.in
new file mode 100644
index 000000000..36afee7ec
--- /dev/null
+++ b/collectors/cgroups.plugin/Makefile.in
@@ -0,0 +1,565 @@
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+ install-html-am install-info install-info-am install-man \
+ install-pdf install-pdf-am install-ps install-ps-am \
+ install-strip installcheck installcheck-am installdirs \
+ maintainer-clean maintainer-clean-generic mostlyclean \
+ mostlyclean-generic pdf pdf-am ps ps-am tags-am uninstall \
+ uninstall-am uninstall-dist_pluginsSCRIPTS
+
+.in:
+ if sed \
+ -e 's#[@]localstatedir_POST@#$(localstatedir)#g' \
+ -e 's#[@]sbindir_POST@#$(sbindir)#g' \
+ -e 's#[@]configdir_POST@#$(configdir)#g' \
+ -e 's#[@]libconfigdir_POST@#$(libconfigdir)#g' \
+ -e 's#[@]cachedir_POST@#$(cachedir)#g' \
+ -e 's#[@]registrydir_POST@#$(registrydir)#g' \
+ -e 's#[@]varlibdir_POST@#$(varlibdir)#g' \
+ $< > $@.tmp; then \
+ mv "$@.tmp" "$@"; \
+ else \
+ rm -f "$@.tmp"; \
+ false; \
+ fi
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/collectors/cgroups.plugin/cgroup-name.sh b/collectors/cgroups.plugin/cgroup-name.sh
new file mode 100644
index 000000000..e8f8cf55d
--- /dev/null
+++ b/collectors/cgroups.plugin/cgroup-name.sh
@@ -0,0 +1,201 @@
+#!/usr/bin/env bash
+#shellcheck disable=SC2001
+
+# netdata
+# real-time performance and health monitoring, done right!
+# (C) 2016 Costa Tsaousis <costa@tsaousis.gr>
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+# Script to find a better name for cgroups
+#
+
+export PATH="${PATH}:/sbin:/usr/sbin:/usr/local/sbin"
+export LC_ALL=C
+
+# -----------------------------------------------------------------------------
+
+PROGRAM_NAME="$(basename "${0}")"
+
+logdate() {
+ date "+%Y-%m-%d %H:%M:%S"
+}
+
+log() {
+ local status="${1}"
+ shift
+
+ echo >&2 "$(logdate): ${PROGRAM_NAME}: ${status}: ${*}"
+
+}
+
+warning() {
+ log WARNING "${@}"
+}
+
+error() {
+ log ERROR "${@}"
+}
+
+info() {
+ log INFO "${@}"
+}
+
+fatal() {
+ log FATAL "${@}"
+ exit 1
+}
+
+function docker_get_name_classic() {
+ local id="${1}"
+ info "Running command: docker ps --filter=id=\"${id}\" --format=\"{{.Names}}\""
+ NAME="$(docker ps --filter=id="${id}" --format="{{.Names}}")"
+ return 0
+}
+
+function docker_get_name_api() {
+ local id="${1}"
+ if [ ! -S "${DOCKER_HOST}" ]; then
+ warning "Can't find ${DOCKER_HOST}"
+ return 1
+ fi
+ info "Running API command: /containers/${id}/json"
+ JSON=$(echo -e "GET /containers/${id}/json HTTP/1.0\\r\\n" | nc -U "${DOCKER_HOST}" | grep '^{.*')
+ NAME=$(echo "$JSON" | jq -r .Name,.Config.Hostname | grep -v null | head -n1 | sed 's|^/||')
+ return 0
+}
+
+function k8s_get_name() {
+ # Take the last part of the delimited path identifier (expecting either _ or / as a delimiter).
+ local id="${1##*_}"
+ if [ "${id}" == "${1}" ]; then
+ id="${1##*/}"
+ fi
+ KUBE_TOKEN="$(</var/run/secrets/kubernetes.io/serviceaccount/token)"
+ NAME="$(
+curl -sSk -H "Authorization: Bearer $KUBE_TOKEN" "https://$KUBERNETES_SERVICE_HOST:$KUBERNETES_PORT_443_TCP_PORT/api/v1/pods" |
+jq -r '.items[] | "k8s_\(.metadata.namespace)_\(.metadata.name)_\(.metadata.uid)_\(.status.containerStatuses[0].name) \(.status.containerStatuses[0].containerID)"' |
+grep "$id" |
+cut -d' ' -f1
+)"
+ if [ -z "${NAME}" ]; then
+ warning "cannot find the name of k8s pod with containerID '${id}'. Setting name to ${id} and disabling it"
+ NAME="${id}"
+ NAME_NOT_FOUND=3
+ else
+ info "k8s containerID '${id}' has chart name (namespace_podname_poduid_containername) '${NAME}'"
+ fi
+}
+
+function docker_get_name() {
+ local id="${1}"
+ if hash docker 2>/dev/null; then
+ docker_get_name_classic "${id}"
+ else
+ docker_get_name_api "${id}" || docker_get_name_classic "${id}"
+ fi
+ if [ -z "${NAME}" ]; then
+ warning "cannot find the name of docker container '${id}'"
+ NAME_NOT_FOUND=2
+ NAME="${id:0:12}"
+ else
+ info "docker container '${id}' is named '${NAME}'"
+ fi
+}
+
+function docker_validate_id() {
+ local id="${1}"
+ if [ -n "${id}" ] && { [ ${#id} -eq 64 ] || [ ${#id} -eq 12 ]; }; then
+ docker_get_name "${id}"
+ else
+ error "a docker id cannot be extracted from docker cgroup '${CGROUP}'."
+ fi
+}
+
+
+# -----------------------------------------------------------------------------
+
+[ -z "${NETDATA_USER_CONFIG_DIR}" ] && NETDATA_USER_CONFIG_DIR="/etc/netdata"
+[ -z "${NETDATA_STOCK_CONFIG_DIR}" ] && NETDATA_STOCK_CONFIG_DIR="/usr/lib/netdata/conf.d"
+
+DOCKER_HOST="${DOCKER_HOST:=/var/run/docker.sock}"
+CGROUP="${1}"
+NAME_NOT_FOUND=0
+NAME=
+
+# -----------------------------------------------------------------------------
+
+if [ -z "${CGROUP}" ]; then
+ fatal "called without a cgroup name. Nothing to do."
+fi
+
+for CONFIG in "${NETDATA_USER_CONFIG_DIR}/cgroups-names.conf" "${NETDATA_STOCK_CONFIG_DIR}/cgroups-names.conf"; do
+ if [ -f "${CONFIG}" ]; then
+ NAME="$(grep "^${CGROUP} " "${CONFIG}" | sed 's/[[:space:]]\+/ /g' | cut -d ' ' -f 2)"
+ if [ -z "${NAME}" ]; then
+ info "cannot find cgroup '${CGROUP}' in '${CONFIG}'."
+ else
+ break
+ fi
+ #else
+ # info "configuration file '${CONFIG}' is not available."
+ fi
+done
+
+if [ -z "${NAME}" ] && [ -n "${KUBERNETES_SERVICE_HOST}" ] && [ -n "${KUBERNETES_PORT_443_TCP_PORT}" ] && [[ ${CGROUP} =~ ^.*kubepods.* ]]; then
+ k8s_get_name "${CGROUP}"
+fi
+
+if [ -z "${NAME}" ]; then
+ if [[ ${CGROUP} =~ ^.*docker[-_/\.][a-fA-F0-9]+[-_\.]?.*$ ]]; then
+ # docker containers
+ #shellcheck disable=SC1117
+ DOCKERID="$(echo "${CGROUP}" | sed "s|^.*docker[-_/]\([a-fA-F0-9]\+\)[-_\.]\?.*$|\1|")"
+ docker_validate_id "${DOCKERID}"
+ elif [[ ${CGROUP} =~ ^.*ecs[-_/\.][a-fA-F0-9]+[-_\.]?.*$ ]]; then
+ # ECS
+ #shellcheck disable=SC1117
+ DOCKERID="$(echo "${CGROUP}" | sed "s|^.*ecs[-_/].*[-_/]\([a-fA-F0-9]\+\)[-_\.]\?.*$|\1|")"
+ docker_validate_id "${DOCKERID}"
+
+ elif [[ ${CGROUP} =~ machine.slice[_/].*\.service ]]; then
+ # systemd-nspawn
+ NAME="$(echo "${CGROUP}" | sed 's/.*machine.slice[_\/]\(.*\)\.service/\1/g')"
+
+ elif [[ ${CGROUP} =~ machine.slice_machine.*-qemu ]]; then
+ # libvirtd / qemu virtual machines
+ # NAME="$(echo ${CGROUP} | sed 's/machine.slice_machine.*-qemu//; s/\/x2d//; s/\/x2d/\-/g; s/\.scope//g')"
+ NAME="qemu_$(echo "${CGROUP}" | sed 's/machine.slice_machine.*-qemu//; s/\/x2d[[:digit:]]*//; s/\/x2d//g; s/\.scope//g')"
+
+ elif [[ ${CGROUP} =~ machine_.*\.libvirt-qemu ]]; then
+ # libvirtd / qemu virtual machines
+ NAME="qemu_$(echo "${CGROUP}" | sed 's/^machine_//; s/\.libvirt-qemu$//; s/-/_/;')"
+
+ elif [[ ${CGROUP} =~ qemu.slice_([0-9]+).scope && -d /etc/pve ]]; then
+ # Proxmox VMs
+
+ FILENAME="/etc/pve/qemu-server/${BASH_REMATCH[1]}.conf"
+ if [[ -f $FILENAME && -r $FILENAME ]]; then
+ NAME="qemu_$(grep -e '^name: ' "/etc/pve/qemu-server/${BASH_REMATCH[1]}.conf" | head -1 | sed -rn 's|\s*name\s*:\s*(.*)?$|\1|p')"
+ else
+ error "proxmox config file missing ${FILENAME} or netdata does not have read access. Please ensure netdata is a member of www-data group."
+ fi
+ elif [[ ${CGROUP} =~ lxc_([0-9]+) && -d /etc/pve ]]; then
+ # Proxmox Containers (LXC)
+
+ FILENAME="/etc/pve/lxc/${BASH_REMATCH[1]}.conf"
+ if [[ -f ${FILENAME} && -r ${FILENAME} ]]; then
+ NAME=$(grep -e '^hostname: ' "/etc/pve/lxc/${BASH_REMATCH[1]}.conf" | head -1 | sed -rn 's|\s*hostname\s*:\s*(.*)?$|\1|p')
+ else
+ error "proxmox config file missing ${FILENAME} or netdata does not have read access. Please ensure netdata is a member of www-data group."
+ fi
+ fi
+
+ [ -z "${NAME}" ] && NAME="${CGROUP}"
+ [ ${#NAME} -gt 100 ] && NAME="${NAME:0:100}"
+fi
+
+info "cgroup '${CGROUP}' is called '${NAME}'"
+echo "${NAME}"
+
+exit ${NAME_NOT_FOUND}
+
diff --git a/collectors/cgroups.plugin/cgroup-name.sh.in b/collectors/cgroups.plugin/cgroup-name.sh.in
index 3aebe2bf4..97e030852 100755
--- a/collectors/cgroups.plugin/cgroup-name.sh.in
+++ b/collectors/cgroups.plugin/cgroup-name.sh.in
@@ -64,6 +64,28 @@ function docker_get_name_api() {
return 0
}
+function k8s_get_name() {
+ # Take the last part of the delimited path identifier (expecting either _ or / as a delimiter).
+ local id="${1##*_}"
+ if [ "${id}" == "${1}" ]; then
+ id="${1##*/}"
+ fi
+ KUBE_TOKEN="$(</var/run/secrets/kubernetes.io/serviceaccount/token)"
+ NAME="$(
+curl -sSk -H "Authorization: Bearer $KUBE_TOKEN" "https://$KUBERNETES_SERVICE_HOST:$KUBERNETES_PORT_443_TCP_PORT/api/v1/pods" |
+jq -r '.items[] | "k8s_\(.metadata.namespace)_\(.metadata.name)_\(.metadata.uid)_\(.status.containerStatuses[0].name) \(.status.containerStatuses[0].containerID)"' |
+grep "$id" |
+cut -d' ' -f1
+)"
+ if [ -z "${NAME}" ]; then
+ warning "cannot find the name of k8s pod with containerID '${id}'. Setting name to ${id} and disabling it"
+ NAME="${id}"
+ NAME_NOT_FOUND=3
+ else
+ info "k8s containerID '${id}' has chart name (namespace_podname_poduid_containername) '${NAME}'"
+ fi
+}
+
function docker_get_name() {
local id="${1}"
if hash docker 2>/dev/null; then
@@ -73,6 +95,7 @@ function docker_get_name() {
fi
if [ -z "${NAME}" ]; then
warning "cannot find the name of docker container '${id}'"
+ NAME_NOT_FOUND=2
NAME="${id:0:12}"
else
info "docker container '${id}' is named '${NAME}'"
@@ -88,6 +111,7 @@ function docker_validate_id() {
fi
}
+
# -----------------------------------------------------------------------------
[ -z "${NETDATA_USER_CONFIG_DIR}" ] && NETDATA_USER_CONFIG_DIR="@configdir_POST@"
@@ -95,6 +119,7 @@ function docker_validate_id() {
DOCKER_HOST="${DOCKER_HOST:=/var/run/docker.sock}"
CGROUP="${1}"
+NAME_NOT_FOUND=0
NAME=
# -----------------------------------------------------------------------------
@@ -116,25 +141,22 @@ for CONFIG in "${NETDATA_USER_CONFIG_DIR}/cgroups-names.conf" "${NETDATA_STOCK_C
fi
done
+if [ -z "${NAME}" ] && [ -n "${KUBERNETES_SERVICE_HOST}" ] && [ -n "${KUBERNETES_PORT_443_TCP_PORT}" ] && [[ ${CGROUP} =~ ^.*kubepods.* ]]; then
+ k8s_get_name "${CGROUP}"
+fi
+
if [ -z "${NAME}" ]; then
if [[ ${CGROUP} =~ ^.*docker[-_/\.][a-fA-F0-9]+[-_\.]?.*$ ]]; then
# docker containers
#shellcheck disable=SC1117
DOCKERID="$(echo "${CGROUP}" | sed "s|^.*docker[-_/]\([a-fA-F0-9]\+\)[-_\.]\?.*$|\1|")"
docker_validate_id "${DOCKERID}"
-
elif [[ ${CGROUP} =~ ^.*ecs[-_/\.][a-fA-F0-9]+[-_\.]?.*$ ]]; then
# ECS
#shellcheck disable=SC1117
DOCKERID="$(echo "${CGROUP}" | sed "s|^.*ecs[-_/].*[-_/]\([a-fA-F0-9]\+\)[-_\.]\?.*$|\1|")"
docker_validate_id "${DOCKERID}"
- elif [[ ${CGROUP} =~ ^.*kubepods[_/].*[_/]pod[a-fA-F0-9-]+[_/][a-fA-F0-9]+$ ]]; then
- # kubernetes
- #shellcheck disable=SC1117
- DOCKERID="$(echo "${CGROUP}" | sed "s|^.*kubepods[_/].*[_/]pod[a-fA-F0-9-]\+[_/]\([a-fA-F0-9]\+\)$|\1|")"
- docker_validate_id "${DOCKERID}"
-
elif [[ ${CGROUP} =~ machine.slice[_/].*\.service ]]; then
# systemd-nspawn
NAME="$(echo "${CGROUP}" | sed 's/.*machine.slice[_\/]\(.*\)\.service/\1/g')"
@@ -174,3 +196,6 @@ fi
info "cgroup '${CGROUP}' is called '${NAME}'"
echo "${NAME}"
+
+exit ${NAME_NOT_FOUND}
+
diff --git a/collectors/cgroups.plugin/sys_fs_cgroup.c b/collectors/cgroups.plugin/sys_fs_cgroup.c
index 41a5af31e..66dfc2d6a 100644
--- a/collectors/cgroups.plugin/sys_fs_cgroup.c
+++ b/collectors/cgroups.plugin/sys_fs_cgroup.c
@@ -210,10 +210,10 @@ void read_cgroup_plugin_configuration() {
" * "
), NULL, SIMPLE_PATTERN_EXACT);
- snprintfz(filename, FILENAME_MAX, "%s/cgroup-name.sh", netdata_configured_plugins_dir);
+ snprintfz(filename, FILENAME_MAX, "%s/cgroup-name.sh", netdata_configured_primary_plugins_dir);
cgroups_rename_script = config_get("plugin:cgroups", "script to get cgroup names", filename);
- snprintfz(filename, FILENAME_MAX, "%s/cgroup-network", netdata_configured_plugins_dir);
+ snprintfz(filename, FILENAME_MAX, "%s/cgroup-network", netdata_configured_primary_plugins_dir);
cgroups_network_interface_script = config_get("plugin:cgroups", "script to get cgroup network interfaces", filename);
enabled_cgroup_renames = simple_pattern_create(
@@ -297,6 +297,7 @@ struct memory {
int detailed_has_swap;
// detailed metrics
+/*
unsigned long long cache;
unsigned long long rss;
unsigned long long rss_huge;
@@ -308,13 +309,13 @@ struct memory {
unsigned long long pgpgout;
unsigned long long pgfault;
unsigned long long pgmajfault;
-/*
unsigned long long inactive_anon;
unsigned long long active_anon;
unsigned long long inactive_file;
unsigned long long active_file;
unsigned long long unevictable;
unsigned long long hierarchical_memory_limit;
+*/
unsigned long long total_cache;
unsigned long long total_rss;
unsigned long long total_rss_huge;
@@ -326,6 +327,7 @@ struct memory {
unsigned long long total_pgpgout;
unsigned long long total_pgfault;
unsigned long long total_pgmajfault;
+/*
unsigned long long total_inactive_anon;
unsigned long long total_active_anon;
unsigned long long total_inactive_file;
@@ -376,6 +378,8 @@ struct cgroup {
char available; // found in the filesystem
char enabled; // enabled in the config
+ char pending_renames;
+
char *id;
uint32_t hash;
@@ -683,17 +687,17 @@ static inline void cgroup_read_memory(struct memory *mem) {
if(unlikely(!mem->arl_base)) {
mem->arl_base = arl_create("cgroup/memory", NULL, 60);
- arl_expect(mem->arl_base, "cache", &mem->cache);
- arl_expect(mem->arl_base, "rss", &mem->rss);
- arl_expect(mem->arl_base, "rss_huge", &mem->rss_huge);
- arl_expect(mem->arl_base, "mapped_file", &mem->mapped_file);
- arl_expect(mem->arl_base, "writeback", &mem->writeback);
- mem->arl_dirty = arl_expect(mem->arl_base, "dirty", &mem->dirty);
- mem->arl_swap = arl_expect(mem->arl_base, "swap", &mem->swap);
- arl_expect(mem->arl_base, "pgpgin", &mem->pgpgin);
- arl_expect(mem->arl_base, "pgpgout", &mem->pgpgout);
- arl_expect(mem->arl_base, "pgfault", &mem->pgfault);
- arl_expect(mem->arl_base, "pgmajfault", &mem->pgmajfault);
+ arl_expect(mem->arl_base, "total_cache", &mem->total_cache);
+ arl_expect(mem->arl_base, "total_rss", &mem->total_rss);
+ arl_expect(mem->arl_base, "total_rss_huge", &mem->total_rss_huge);
+ arl_expect(mem->arl_base, "total_mapped_file", &mem->total_mapped_file);
+ arl_expect(mem->arl_base, "total_writeback", &mem->total_writeback);
+ mem->arl_dirty = arl_expect(mem->arl_base, "total_dirty", &mem->total_dirty);
+ mem->arl_swap = arl_expect(mem->arl_base, "total_swap", &mem->total_swap);
+ arl_expect(mem->arl_base, "total_pgpgin", &mem->total_pgpgin);
+ arl_expect(mem->arl_base, "total_pgpgout", &mem->total_pgpgout);
+ arl_expect(mem->arl_base, "total_pgfault", &mem->total_pgfault);
+ arl_expect(mem->arl_base, "total_pgmajfault", &mem->total_pgmajfault);
}
arl_begin(mem->arl_base);
@@ -715,7 +719,8 @@ static inline void cgroup_read_memory(struct memory *mem) {
mem->updated_detailed = 1;
if(unlikely(mem->enabled_detailed == CONFIG_BOOLEAN_AUTO)) {
- if(mem->cache || mem->dirty || mem->rss || mem->rss_huge || mem->mapped_file || mem->writeback || mem->swap || mem->pgpgin || mem->pgpgout || mem->pgfault || mem->pgmajfault)
+ if(mem->total_cache || mem->total_dirty || mem->total_rss || mem->total_rss_huge || mem->total_mapped_file || mem->total_writeback
+ || mem->total_swap || mem->total_pgpgin || mem->total_pgpgout || mem->total_pgfault || mem->total_pgmajfault)
mem->enabled_detailed = CONFIG_BOOLEAN_YES;
else
mem->delay_counter_detailed = cgroup_recheck_zero_mem_detailed_every_iterations;
@@ -776,7 +781,7 @@ static inline void read_all_cgroups(struct cgroup *root) {
struct cgroup *cg;
for(cg = root; cg ; cg = cg->next)
- if(cg->enabled && cg->available)
+ if(cg->enabled && cg->available && !cg->pending_renames)
cgroup_read(cg);
}
@@ -886,29 +891,38 @@ static inline void cgroup_get_chart_name(struct cgroup *cg) {
pid_t cgroup_pid;
char command[CGROUP_CHARTID_LINE_MAX + 1];
- snprintfz(command, CGROUP_CHARTID_LINE_MAX, "exec %s '%s' '%s'", cgroups_rename_script, cg->chart_id, cg->id);
+ snprintfz(command, CGROUP_CHARTID_LINE_MAX, "exec %s '%s'", cgroups_rename_script, cg->chart_id);
- debug(D_CGROUP, "executing command \"%s\" for cgroup '%s'", command, cg->id);
+ debug(D_CGROUP, "executing command \"%s\" for cgroup '%s'", command, cg->chart_id);
FILE *fp = mypopen(command, &cgroup_pid);
if(fp) {
// debug(D_CGROUP, "reading from command '%s' for cgroup '%s'", command, cg->id);
char buffer[CGROUP_CHARTID_LINE_MAX + 1];
char *s = fgets(buffer, CGROUP_CHARTID_LINE_MAX, fp);
// debug(D_CGROUP, "closing command for cgroup '%s'", cg->id);
- mypclose(fp, cgroup_pid);
+ int name_error = mypclose(fp, cgroup_pid);
// debug(D_CGROUP, "closed command for cgroup '%s'", cg->id);
if(s && *s && *s != '\n') {
- debug(D_CGROUP, "cgroup '%s' should be renamed to '%s'", cg->id, s);
+ debug(D_CGROUP, "cgroup '%s' should be renamed to '%s'", cg->chart_id, s);
s = trim(s);
if (s) {
- freez(cg->chart_title);
- cg->chart_title = cgroup_title_strdupz(s);
+ if(likely(name_error==0))
+ cg->pending_renames = 0;
+ else if (unlikely(name_error==3)) {
+ debug(D_CGROUP, "cgroup '%s' disabled based due to rename command output", cg->chart_id);
+ cg->enabled = 0;
+ }
- freez(cg->chart_id);
- cg->chart_id = cgroup_chart_id_strdupz(s);
- cg->hash_chart = simple_hash(cg->chart_id);
+ if(likely(cg->pending_renames < 2)) {
+ freez(cg->chart_title);
+ cg->chart_title = cgroup_title_strdupz(s);
+
+ freez(cg->chart_id);
+ cg->chart_id = cgroup_chart_id_strdupz(s);
+ cg->hash_chart = simple_hash(cg->chart_id);
+ }
}
}
}
@@ -950,6 +964,7 @@ static inline struct cgroup *cgroup_add(const char *id) {
// fix the chart_id and title by calling the external script
if(simple_pattern_matches(enabled_cgroup_renames, cg->id)) {
+ cg->pending_renames = 2;
cgroup_get_chart_name(cg);
debug(D_CGROUP, "cgroup '%s' renamed to '%s' (title: '%s')", cg->id, cg->chart_id, cg->chart_title);
@@ -1031,7 +1046,7 @@ static inline struct cgroup *cgroup_add(const char *id) {
}
}
- if(cg->enabled && !(cg->options & CGROUP_OPTIONS_SYSTEM_SLICE_SERVICE))
+ if(cg->enabled && !cg->pending_renames && !(cg->options & CGROUP_OPTIONS_SYSTEM_SLICE_SERVICE))
read_cgroup_network_interfaces(cg);
debug(D_CGROUP, "ADDED CGROUP: '%s' with chart id '%s' and title '%s' as %s (default was %s)", cg->id, cg->chart_id, cg->chart_title, (cg->enabled)?"enabled":"disabled", (def)?"enabled":"disabled");
@@ -1050,7 +1065,7 @@ static inline void cgroup_free(struct cgroup *cg) {
if(cg->st_mem_activity) rrdset_is_obsolete(cg->st_mem_activity);
if(cg->st_pgfaults) rrdset_is_obsolete(cg->st_pgfaults);
if(cg->st_mem_usage) rrdset_is_obsolete(cg->st_mem_usage);
- if (cg->st_mem_usage_limit) rrdset_is_obsolete(cg->st_mem_usage_limit);
+ if(cg->st_mem_usage_limit) rrdset_is_obsolete(cg->st_mem_usage_limit);
if(cg->st_mem_failcnt) rrdset_is_obsolete(cg->st_mem_failcnt);
if(cg->st_io) rrdset_is_obsolete(cg->st_io);
if(cg->st_serviced_ops) rrdset_is_obsolete(cg->st_serviced_ops);
@@ -1138,7 +1153,26 @@ static inline void found_subdir_in_dir(const char *dir) {
cg = cgroup_add(dir);
}
- if(cg) cg->available = 1;
+ if(cg) {
+ // delay renaming of the cgroup and looking for network interfaces to deal with the docker lag when starting the container
+ if(unlikely(cg->pending_renames == 1)) {
+ // fix the chart_id and title by calling the external script
+ if(simple_pattern_matches(enabled_cgroup_renames, cg->id)) {
+
+ cgroup_get_chart_name(cg);
+ cg->pending_renames = 0;
+
+ if(cg->enabled && !(cg->options & CGROUP_OPTIONS_SYSTEM_SLICE_SERVICE))
+ read_cgroup_network_interfaces(cg);
+
+ debug(D_CGROUP, "cgroup '%s' renamed to '%s' (title: '%s')", cg->id, cg->chart_id, cg->chart_title);
+ }
+ else
+ debug(D_CGROUP, "cgroup '%s' will not be renamed - it matches the list of disabled cgroup renames (will be shown as '%s')", cg->id, cg->chart_id);
+ }
+
+ cg->available = 1;
+ }
}
static inline int find_dir_in_subdirs(const char *base, const char *this, void (*callback)(const char *)) {
@@ -1302,7 +1336,10 @@ static inline void find_all_cgroups() {
for(cg = cgroup_root; cg ; cg = cg->next) {
// fprintf(stderr, " >>> CGROUP '%s' (%u - %s) with name '%s'\n", cg->id, cg->hash, cg->available?"available":"stopped", cg->name);
- if(unlikely(!cg->available))
+ if(unlikely(cg->pending_renames))
+ cg->pending_renames--;
+
+ if(unlikely(!cg->available || cg->pending_renames))
continue;
debug(D_CGROUP, "checking paths for cgroup '%s'", cg->id);
@@ -2037,7 +2074,7 @@ void update_systemd_services_charts(
// update the values
struct cgroup *cg;
for(cg = cgroup_root; cg ; cg = cg->next) {
- if(unlikely(!cg->available || !cg->enabled || !(cg->options & CGROUP_OPTIONS_SYSTEM_SLICE_SERVICE)))
+ if(unlikely(!cg->available || !cg->enabled || cg->pending_renames || !(cg->options & CGROUP_OPTIONS_SYSTEM_SLICE_SERVICE)))
continue;
if(likely(do_cpu && cg->cpuacct_stat.updated)) {
@@ -2051,49 +2088,49 @@ void update_systemd_services_charts(
if(unlikely(!cg->rd_mem_usage))
cg->rd_mem_usage = rrddim_add(st_mem_usage, cg->chart_id, cg->chart_title, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE);
- rrddim_set_by_pointer(st_mem_usage, cg->rd_mem_usage, cg->memory.usage_in_bytes - ((cgroup_used_memory_without_cache)?cg->memory.cache:0));
+ rrddim_set_by_pointer(st_mem_usage, cg->rd_mem_usage, cg->memory.usage_in_bytes - ((cgroup_used_memory_without_cache)?cg->memory.total_cache:0));
}
if(likely(do_mem_detailed && cg->memory.updated_detailed)) {
if(unlikely(!cg->rd_mem_detailed_rss))
cg->rd_mem_detailed_rss = rrddim_add(st_mem_detailed_rss, cg->chart_id, cg->chart_title, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE);
- rrddim_set_by_pointer(st_mem_detailed_rss, cg->rd_mem_detailed_rss, cg->memory.rss + cg->memory.rss_huge);
+ rrddim_set_by_pointer(st_mem_detailed_rss, cg->rd_mem_detailed_rss, cg->memory.total_rss + cg->memory.total_rss_huge);
if(unlikely(!cg->rd_mem_detailed_mapped))
cg->rd_mem_detailed_mapped = rrddim_add(st_mem_detailed_mapped, cg->chart_id, cg->chart_title, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE);
- rrddim_set_by_pointer(st_mem_detailed_mapped, cg->rd_mem_detailed_mapped, cg->memory.mapped_file);
+ rrddim_set_by_pointer(st_mem_detailed_mapped, cg->rd_mem_detailed_mapped, cg->memory.total_mapped_file);
if(unlikely(!cg->rd_mem_detailed_cache))
cg->rd_mem_detailed_cache = rrddim_add(st_mem_detailed_cache, cg->chart_id, cg->chart_title, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE);
- rrddim_set_by_pointer(st_mem_detailed_cache, cg->rd_mem_detailed_cache, cg->memory.cache);
+ rrddim_set_by_pointer(st_mem_detailed_cache, cg->rd_mem_detailed_cache, cg->memory.total_cache);
if(unlikely(!cg->rd_mem_detailed_writeback))
cg->rd_mem_detailed_writeback = rrddim_add(st_mem_detailed_writeback, cg->chart_id, cg->chart_title, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE);
- rrddim_set_by_pointer(st_mem_detailed_writeback, cg->rd_mem_detailed_writeback, cg->memory.writeback);
+ rrddim_set_by_pointer(st_mem_detailed_writeback, cg->rd_mem_detailed_writeback, cg->memory.total_writeback);
if(unlikely(!cg->rd_mem_detailed_pgfault))
cg->rd_mem_detailed_pgfault = rrddim_add(st_mem_detailed_pgfault, cg->chart_id, cg->chart_title, system_page_size, 1024 * 1024, RRD_ALGORITHM_INCREMENTAL);
- rrddim_set_by_pointer(st_mem_detailed_pgfault, cg->rd_mem_detailed_pgfault, cg->memory.pgfault);
+ rrddim_set_by_pointer(st_mem_detailed_pgfault, cg->rd_mem_detailed_pgfault, cg->memory.total_pgfault);
if(unlikely(!cg->rd_mem_detailed_pgmajfault))
cg->rd_mem_detailed_pgmajfault = rrddim_add(st_mem_detailed_pgmajfault, cg->chart_id, cg->chart_title, system_page_size, 1024 * 1024, RRD_ALGORITHM_INCREMENTAL);
- rrddim_set_by_pointer(st_mem_detailed_pgmajfault, cg->rd_mem_detailed_pgmajfault, cg->memory.pgmajfault);
+ rrddim_set_by_pointer(st_mem_detailed_pgmajfault, cg->rd_mem_detailed_pgmajfault, cg->memory.total_pgmajfault);
if(unlikely(!cg->rd_mem_detailed_pgpgin))
cg->rd_mem_detailed_pgpgin = rrddim_add(st_mem_detailed_pgpgin, cg->chart_id, cg->chart_title, system_page_size, 1024 * 1024, RRD_ALGORITHM_INCREMENTAL);
- rrddim_set_by_pointer(st_mem_detailed_pgpgin, cg->rd_mem_detailed_pgpgin, cg->memory.pgpgin);
+ rrddim_set_by_pointer(st_mem_detailed_pgpgin, cg->rd_mem_detailed_pgpgin, cg->memory.total_pgpgin);
if(unlikely(!cg->rd_mem_detailed_pgpgout))
cg->rd_mem_detailed_pgpgout = rrddim_add(st_mem_detailed_pgpgout, cg->chart_id, cg->chart_title, system_page_size, 1024 * 1024, RRD_ALGORITHM_INCREMENTAL);
- rrddim_set_by_pointer(st_mem_detailed_pgpgout, cg->rd_mem_detailed_pgpgout, cg->memory.pgpgout);
+ rrddim_set_by_pointer(st_mem_detailed_pgpgout, cg->rd_mem_detailed_pgpgout, cg->memory.total_pgpgout);
}
if(likely(do_mem_failcnt && cg->memory.updated_failcnt)) {
@@ -2360,7 +2397,7 @@ void update_cgroup_charts(int update_every) {
struct cgroup *cg;
for(cg = cgroup_root; cg ; cg = cg->next) {
- if(unlikely(!cg->available || !cg->enabled))
+ if(unlikely(!cg->available || !cg->enabled || cg->pending_renames))
continue;
if(likely(cgroup_enable_systemd_services && cg->options & CGROUP_OPTIONS_SYSTEM_SLICE_SERVICE)) {
@@ -2556,14 +2593,14 @@ void update_cgroup_charts(int update_every) {
else
rrdset_next(cg->st_mem);
- rrddim_set(cg->st_mem, "cache", cg->memory.cache);
- rrddim_set(cg->st_mem, "rss", (cg->memory.rss > cg->memory.rss_huge)?(cg->memory.rss - cg->memory.rss_huge):0);
+ rrddim_set(cg->st_mem, "cache", cg->memory.total_cache);
+ rrddim_set(cg->st_mem, "rss", (cg->memory.total_rss > cg->memory.total_rss_huge)?(cg->memory.total_rss - cg->memory.total_rss_huge):0);
if(cg->memory.detailed_has_swap)
- rrddim_set(cg->st_mem, "swap", cg->memory.swap);
+ rrddim_set(cg->st_mem, "swap", cg->memory.total_swap);
- rrddim_set(cg->st_mem, "rss_huge", cg->memory.rss_huge);
- rrddim_set(cg->st_mem, "mapped_file", cg->memory.mapped_file);
+ rrddim_set(cg->st_mem, "rss_huge", cg->memory.total_rss_huge);
+ rrddim_set(cg->st_mem, "mapped_file", cg->memory.total_mapped_file);
rrdset_done(cg->st_mem);
if(unlikely(!cg->st_writeback)) {
@@ -2593,9 +2630,9 @@ void update_cgroup_charts(int update_every) {
rrdset_next(cg->st_writeback);
if(cg->memory.detailed_has_dirty)
- rrddim_set(cg->st_writeback, "dirty", cg->memory.dirty);
+ rrddim_set(cg->st_writeback, "dirty", cg->memory.total_dirty);
- rrddim_set(cg->st_writeback, "writeback", cg->memory.writeback);
+ rrddim_set(cg->st_writeback, "writeback", cg->memory.total_writeback);
rrdset_done(cg->st_writeback);
if(unlikely(!cg->st_mem_activity)) {
@@ -2622,8 +2659,8 @@ void update_cgroup_charts(int update_every) {
else
rrdset_next(cg->st_mem_activity);
- rrddim_set(cg->st_mem_activity, "pgpgin", cg->memory.pgpgin);
- rrddim_set(cg->st_mem_activity, "pgpgout", cg->memory.pgpgout);
+ rrddim_set(cg->st_mem_activity, "pgpgin", cg->memory.total_pgpgin);
+ rrddim_set(cg->st_mem_activity, "pgpgout", cg->memory.total_pgpgout);
rrdset_done(cg->st_mem_activity);
if(unlikely(!cg->st_pgfaults)) {
@@ -2650,8 +2687,8 @@ void update_cgroup_charts(int update_every) {
else
rrdset_next(cg->st_pgfaults);
- rrddim_set(cg->st_pgfaults, "pgfault", cg->memory.pgfault);
- rrddim_set(cg->st_pgfaults, "pgmajfault", cg->memory.pgmajfault);
+ rrddim_set(cg->st_pgfaults, "pgfault", cg->memory.total_pgfault);
+ rrddim_set(cg->st_pgfaults, "pgmajfault", cg->memory.total_pgmajfault);
rrdset_done(cg->st_pgfaults);
}
@@ -2680,7 +2717,7 @@ void update_cgroup_charts(int update_every) {
else
rrdset_next(cg->st_mem_usage);
- rrddim_set(cg->st_mem_usage, "ram", cg->memory.usage_in_bytes - ((cgroup_used_memory_without_cache)?cg->memory.cache:0));
+ rrddim_set(cg->st_mem_usage, "ram", cg->memory.usage_in_bytes - ((cgroup_used_memory_without_cache)?cg->memory.total_cache:0));
rrddim_set(cg->st_mem_usage, "swap", (cg->memory.msw_usage_in_bytes > cg->memory.usage_in_bytes)?cg->memory.msw_usage_in_bytes - cg->memory.usage_in_bytes:0);
rrdset_done(cg->st_mem_usage);
@@ -2739,8 +2776,8 @@ void update_cgroup_charts(int update_every) {
rrdset_isnot_obsolete(cg->st_mem_usage_limit);
- rrddim_set(cg->st_mem_usage_limit, "available", memory_limit - (cg->memory.usage_in_bytes - ((cgroup_used_memory_without_cache)?cg->memory.cache:0)));
- rrddim_set(cg->st_mem_usage_limit, "used", cg->memory.usage_in_bytes - ((cgroup_used_memory_without_cache)?cg->memory.cache:0));
+ rrddim_set(cg->st_mem_usage_limit, "available", memory_limit - (cg->memory.usage_in_bytes - ((cgroup_used_memory_without_cache)?cg->memory.total_cache:0)));
+ rrddim_set(cg->st_mem_usage_limit, "used", cg->memory.usage_in_bytes - ((cgroup_used_memory_without_cache)?cg->memory.total_cache:0));
rrdset_done(cg->st_mem_usage_limit);
}
}