mirror of
https://github.com/prometheus/node_exporter.git
synced 2025-08-20 18:33:52 -07:00
Remove FreeBSD support for zfs plugin.
This also involves removing zfs_zpool code for now. Signed-Off-By: Corey Stewart <stewa169@purdue.edu> Signed-Off-By: Joe Handzik <joseph.t.handzik@hpe.com>
This commit is contained in:
Corey Stewart
Joe Handzik
parent
a8c94d48e6
commit
10ba27bf2c
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@ -1,78 +0,0 @@
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kstat.zfs.misc.arcstats.arc_meta_max: 1503210048
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kstat.zfs.misc.arcstats.arc_meta_limit: 393216000
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kstat.zfs.misc.arcstats.arc_meta_used: 392649848
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kstat.zfs.misc.arcstats.duplicate_reads: 0
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kstat.zfs.misc.arcstats.duplicate_buffers_size: 0
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kstat.zfs.misc.arcstats.duplicate_buffers: 0
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kstat.zfs.misc.arcstats.memory_throttle_count: 0
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kstat.zfs.misc.arcstats.l2_write_buffer_list_null_iter: 0
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kstat.zfs.misc.arcstats.l2_write_buffer_list_iter: 0
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kstat.zfs.misc.arcstats.l2_write_buffer_bytes_scanned: 0
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kstat.zfs.misc.arcstats.l2_write_pios: 0
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kstat.zfs.misc.arcstats.l2_write_buffer_iter: 0
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kstat.zfs.misc.arcstats.l2_write_full: 0
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kstat.zfs.misc.arcstats.l2_write_not_cacheable: 29425
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kstat.zfs.misc.arcstats.l2_write_io_in_progress: 0
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kstat.zfs.misc.arcstats.l2_write_in_l2: 0
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kstat.zfs.misc.arcstats.l2_write_spa_mismatch: 0
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kstat.zfs.misc.arcstats.l2_write_passed_headroom: 0
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kstat.zfs.misc.arcstats.l2_write_trylock_fail: 0
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kstat.zfs.misc.arcstats.l2_compress_failures: 0
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kstat.zfs.misc.arcstats.l2_compress_zeros: 0
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kstat.zfs.misc.arcstats.l2_compress_successes: 0
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kstat.zfs.misc.arcstats.l2_hdr_size: 0
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kstat.zfs.misc.arcstats.l2_asize: 0
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kstat.zfs.misc.arcstats.l2_size: 0
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kstat.zfs.misc.arcstats.l2_io_error: 0
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kstat.zfs.misc.arcstats.l2_cksum_bad: 0
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kstat.zfs.misc.arcstats.l2_abort_lowmem: 0
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kstat.zfs.misc.arcstats.l2_cdata_free_on_write: 0
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kstat.zfs.misc.arcstats.l2_free_on_write: 0
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kstat.zfs.misc.arcstats.l2_evict_reading: 0
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kstat.zfs.misc.arcstats.l2_evict_lock_retry: 0
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kstat.zfs.misc.arcstats.l2_writes_hdr_miss: 0
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kstat.zfs.misc.arcstats.l2_writes_error: 0
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kstat.zfs.misc.arcstats.l2_writes_done: 0
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kstat.zfs.misc.arcstats.l2_writes_sent: 0
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kstat.zfs.misc.arcstats.l2_write_bytes: 0
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kstat.zfs.misc.arcstats.l2_read_bytes: 0
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kstat.zfs.misc.arcstats.l2_rw_clash: 0
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kstat.zfs.misc.arcstats.l2_feeds: 0
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kstat.zfs.misc.arcstats.l2_misses: 0
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kstat.zfs.misc.arcstats.l2_hits: 0
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kstat.zfs.misc.arcstats.other_size: 166832272
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kstat.zfs.misc.arcstats.data_size: 1200779776
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kstat.zfs.misc.arcstats.hdr_size: 27244008
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kstat.zfs.misc.arcstats.size: 1394856056
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kstat.zfs.misc.arcstats.c_max: 1572864000
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kstat.zfs.misc.arcstats.c_min: 196608000
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kstat.zfs.misc.arcstats.c: 1470553736
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kstat.zfs.misc.arcstats.p: 665524427
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kstat.zfs.misc.arcstats.hash_chain_max: 7
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kstat.zfs.misc.arcstats.hash_chains: 14180
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kstat.zfs.misc.arcstats.hash_collisions: 2180398
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kstat.zfs.misc.arcstats.hash_elements_max: 238188
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kstat.zfs.misc.arcstats.hash_elements: 111458
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kstat.zfs.misc.arcstats.evict_l2_ineligible: 60262400
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kstat.zfs.misc.arcstats.evict_l2_eligible: 35702978560
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kstat.zfs.misc.arcstats.evict_l2_cached: 0
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kstat.zfs.misc.arcstats.evict_skip: 21716568
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kstat.zfs.misc.arcstats.mutex_miss: 873
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kstat.zfs.misc.arcstats.recycle_miss: 5018771
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kstat.zfs.misc.arcstats.stolen: 1327563
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kstat.zfs.misc.arcstats.deleted: 1187256
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kstat.zfs.misc.arcstats.allocated: 10150518
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kstat.zfs.misc.arcstats.mfu_ghost_hits: 1408986
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kstat.zfs.misc.arcstats.mfu_hits: 51952454
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kstat.zfs.misc.arcstats.mru_ghost_hits: 696819
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kstat.zfs.misc.arcstats.mru_hits: 11115835
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kstat.zfs.misc.arcstats.prefetch_metadata_misses: 32
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kstat.zfs.misc.arcstats.prefetch_metadata_hits: 2
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kstat.zfs.misc.arcstats.prefetch_data_misses: 0
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kstat.zfs.misc.arcstats.prefetch_data_hits: 0
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kstat.zfs.misc.arcstats.demand_metadata_misses: 9231542
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kstat.zfs.misc.arcstats.demand_metadata_hits: 40650947
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kstat.zfs.misc.arcstats.demand_data_misses: 75230
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kstat.zfs.misc.arcstats.demand_data_hits: 22417340
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kstat.zfs.misc.arcstats.misses: 9306804
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kstat.zfs.misc.arcstats.hits: 63068289
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@ -1,12 +0,0 @@
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trout size 4294967296 -
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trout free 1040117248 -
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trout allocated 70144 -
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trout capacity 0% -
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trout dedupratio 1.00x -
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trout fragmentation 0% -
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zroot size 118111600640 -
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zroot free 3990917120 -
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zroot allocated 114120683520 -
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zroot capacity 50% -
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zroot dedupratio 1.00x -
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zroot fragmentation 67% -
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@ -11,11 +11,11 @@
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package collector
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// +build linux freebsd
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// +build linux
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// +build !nozfs
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package collector
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import (
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"errors"
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"strings"
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@ -1,110 +0,0 @@
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package collector
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import (
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"bufio"
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"io"
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"os/exec"
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"strconv"
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"strings"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prometheus/common/log"
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)
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/*
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#cgo LDFLAGS:
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#include <sys/param.h>
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#include <sys/module.h>
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int zfsModuleLoaded() {
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int modid = modfind("zfs");
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return modid < 0 ? 0 : -1;
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}
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*/
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import "C"
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func (c *zfsCollector) zfsAvailable() error {
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if C.zfsModuleLoaded() == 0 {
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return zfsNotAvailableError
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}
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return nil
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}
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const zfsArcstatsSysctl = "kstat.zfs.misc.arcstats"
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func (c *zfsCollector) RunOnStdout(cmd *exec.Cmd, handler func(io.Reader) error) (err error) {
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stdout, err := cmd.StdoutPipe()
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if err != nil {
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return
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}
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if err = cmd.Start(); err != nil {
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return
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}
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err = handler(stdout)
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if err != nil {
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return
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}
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return cmd.Wait()
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}
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func (c *zfsCollector) updateArcstats(ch chan<- prometheus.Metric) (err error) {
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cmd := exec.Command("sysctl", zfsArcstatsSysctl)
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err = c.RunOnStdout(cmd, func(stdout io.Reader) error {
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return c.parseArcstatsSysctlOutput(stdout, func(sysctl zfsSysctl, value zfsMetricValue) {
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ch <- c.constSysctlMetric(arc, sysctl, zfsMetricValue(value))
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})
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})
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return err
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}
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func (c *zfsCollector) parseArcstatsSysctlOutput(reader io.Reader, handler func(zfsSysctl, zfsMetricValue)) (err error) {
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// Decode values
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scanner := bufio.NewScanner(reader)
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for scanner.Scan() {
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fields := strings.Fields(scanner.Text())
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if len(fields) != 2 ||
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!strings.HasPrefix(fields[0], zfsArcstatsSysctl) ||
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!strings.HasSuffix(fields[0], ":") {
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log.Debugf("Skipping line of unknown format: %q", scanner.Text())
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continue
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}
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sysctl := zfsSysctl(strings.TrimSuffix(fields[0], ":"))
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value, err := strconv.Atoi(fields[1])
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if err != nil {
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return err
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}
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handler(sysctl, zfsMetricValue(value))
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}
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return scanner.Err()
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}
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func (c *zfsCollector) updatePoolStats(ch chan<- prometheus.Metric) (err error) {
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poolProperties := []string{"size", "free", "allocated", "capacity", "dedupratio", "fragmentation"}
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cmd := exec.Command("zpool", "get", "-pH", strings.Join(poolProperties, ","))
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err = c.RunOnStdout(cmd, func(stdout io.Reader) error {
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return c.parseZpoolOutput(stdout, func(pool, name string, value float64) {
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ch <- c.constZpoolMetric(pool, name, value)
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})
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})
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return err
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}
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@ -1,44 +0,0 @@
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package collector
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import (
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"os"
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"testing"
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)
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func TestArcstatsParsing(t *testing.T) {
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arcstatsOutput, err := os.Open("fixtures/sysctl/freebsd/kstat.zfs.misc.arcstats.txt")
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if err != nil {
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t.Fatal(err)
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}
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defer arcstatsOutput.Close()
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c := zfsCollector{}
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if err != nil {
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t.Fatal(err)
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}
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handlerCalled := false
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err = c.parseArcstatsSysctlOutput(arcstatsOutput, func(s zfsSysctl, v zfsMetricValue) {
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if s != zfsSysctl("kstat.zfs.misc.arcstats.hits") {
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return
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}
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handlerCalled = true
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if v != zfsMetricValue(63068289) {
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t.Fatalf("Incorrect value parsed from sysctl output")
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}
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})
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if err != nil {
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t.Fatal(err)
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}
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if !handlerCalled {
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t.Fatal("Arcstats parsing handler was not called for some expected sysctls")
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}
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}
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@ -1,52 +0,0 @@
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// Copyright 2016 The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package collector
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import (
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"bufio"
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"fmt"
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"io"
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"strconv"
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"strings"
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)
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// zpool metrics
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func (c *zfsCollector) parseZpoolOutput(reader io.Reader, handler func(string, string, float64)) (err error) {
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scanner := bufio.NewScanner(reader)
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for scanner.Scan() {
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fields := strings.Fields(scanner.Text())
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if len(fields) != 4 {
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return fmt.Errorf("unexpected output of zpool command")
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}
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valueString := fields[2]
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switch {
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case strings.HasSuffix(fields[2], "%"):
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percentage := strings.TrimSuffix(fields[2], "%")
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valueString = "0." + percentage
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case strings.HasSuffix(fields[2], "x"):
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valueString = strings.TrimSuffix(fields[2], "x")
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}
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value, err := strconv.ParseFloat(valueString, 64)
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if err != nil {
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return err
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}
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handler(fields[0], fields[1], value)
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}
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return scanner.Err()
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}
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@ -1,70 +0,0 @@
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// Copyright 2016 The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package collector
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import (
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"os"
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"testing"
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)
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func TestZpoolParsing(t *testing.T) {
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zpoolOutput, err := os.Open("fixtures/zfs/zpool_stats_stdout.txt")
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if err != nil {
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t.Fatal(err)
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}
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defer zpoolOutput.Close()
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c := zfsCollector{}
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if err != nil {
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t.Fatal(err)
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}
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pools := make([]string, 2)
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troutSize := float64(-1)
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troutDedupratio := float64(-1)
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zrootCapacity := float64(-1)
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err = c.parseZpoolOutput(zpoolOutput, func(pool, name string, value float64) {
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pools = append(pools, pool)
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if pool == "trout" && name == "size" {
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troutSize = value
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}
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if pool == "trout" && name == "dedupratio" {
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troutDedupratio = value
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}
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if pool == "zroot" && name == "capacity" {
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zrootCapacity = value
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}
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})
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if err != nil {
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t.Fatal(err)
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}
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if pools[0] == "trout" && pools[1] == "zroot" {
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t.Fatal("Did not parse all pools in fixture")
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}
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if troutSize != float64(4294967296) {
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t.Fatal("Unexpected value for pool 'trout's size value")
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}
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if troutDedupratio != float64(1.0) {
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t.Fatal("Unexpected value for pool 'trout's dedupratio value")
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}
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if zrootCapacity != float64(0.5) {
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t.Fatal("Unexpected value for pool 'zroot's capacity value")
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}
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}
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Loading…
Reference in a new issue