From b03242d7ab98645d2c936e1899aac9f0aeb9813e Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Fri, 21 Jul 2023 10:41:17 +0000 Subject: mod: do: bump github.com/prometheus/client_golang from 1.14.0 to 1.16.0 Bumps [github.com/prometheus/client_golang](https://github.com/prometheus/client_golang) from 1.14.0 to 1.16.0. - [Release notes](https://github.com/prometheus/client_golang/releases) - [Changelog](https://github.com/prometheus/client_golang/blob/main/CHANGELOG.md) - [Commits](https://github.com/prometheus/client_golang/compare/v1.14.0...v1.16.0) --- updated-dependencies: - dependency-name: github.com/prometheus/client_golang dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] --- .../github.com/prometheus/procfs/Makefile.common | 16 +- vendor/github.com/prometheus/procfs/fs.go | 9 +- .../prometheus/procfs/fs_statfs_notype.go | 23 +++ .../github.com/prometheus/procfs/fs_statfs_type.go | 33 ++++ .../prometheus/procfs/internal/util/parse.go | 15 ++ vendor/github.com/prometheus/procfs/mountstats.go | 6 +- .../prometheus/procfs/net_conntrackstat.go | 88 +++------- vendor/github.com/prometheus/procfs/net_softnet.go | 5 + .../github.com/prometheus/procfs/net_wireless.go | 182 +++++++++++++++++++++ vendor/github.com/prometheus/procfs/netstat.go | 25 ++- vendor/github.com/prometheus/procfs/proc.go | 22 ++- vendor/github.com/prometheus/procfs/proc_stat.go | 6 +- vendor/github.com/prometheus/procfs/proc_status.go | 32 ++++ vendor/github.com/prometheus/procfs/thread.go | 9 +- 14 files changed, 373 insertions(+), 98 deletions(-) create mode 100644 vendor/github.com/prometheus/procfs/fs_statfs_notype.go create mode 100644 vendor/github.com/prometheus/procfs/fs_statfs_type.go create mode 100644 vendor/github.com/prometheus/procfs/net_wireless.go (limited to 'vendor/github.com/prometheus/procfs') diff --git a/vendor/github.com/prometheus/procfs/Makefile.common b/vendor/github.com/prometheus/procfs/Makefile.common index e358db69c..b111d2562 100644 --- a/vendor/github.com/prometheus/procfs/Makefile.common +++ b/vendor/github.com/prometheus/procfs/Makefile.common @@ -61,7 +61,7 @@ PROMU_URL := https://github.com/prometheus/promu/releases/download/v$(PROMU_ SKIP_GOLANGCI_LINT := GOLANGCI_LINT := GOLANGCI_LINT_OPTS ?= -GOLANGCI_LINT_VERSION ?= v1.49.0 +GOLANGCI_LINT_VERSION ?= v1.51.2 # golangci-lint only supports linux, darwin and windows platforms on i386/amd64. # windows isn't included here because of the path separator being different. ifeq ($(GOHOSTOS),$(filter $(GOHOSTOS),linux darwin)) @@ -91,6 +91,8 @@ BUILD_DOCKER_ARCHS = $(addprefix common-docker-,$(DOCKER_ARCHS)) PUBLISH_DOCKER_ARCHS = $(addprefix common-docker-publish-,$(DOCKER_ARCHS)) TAG_DOCKER_ARCHS = $(addprefix common-docker-tag-latest-,$(DOCKER_ARCHS)) +SANITIZED_DOCKER_IMAGE_TAG := $(subst +,-,$(DOCKER_IMAGE_TAG)) + ifeq ($(GOHOSTARCH),amd64) ifeq ($(GOHOSTOS),$(filter $(GOHOSTOS),linux freebsd darwin windows)) # Only supported on amd64 @@ -205,7 +207,7 @@ common-tarball: promu .PHONY: common-docker $(BUILD_DOCKER_ARCHS) common-docker: $(BUILD_DOCKER_ARCHS) $(BUILD_DOCKER_ARCHS): common-docker-%: - docker build -t "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:$(DOCKER_IMAGE_TAG)" \ + docker build -t "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:$(SANITIZED_DOCKER_IMAGE_TAG)" \ -f $(DOCKERFILE_PATH) \ --build-arg ARCH="$*" \ --build-arg OS="linux" \ @@ -214,19 +216,19 @@ $(BUILD_DOCKER_ARCHS): common-docker-%: .PHONY: common-docker-publish $(PUBLISH_DOCKER_ARCHS) common-docker-publish: $(PUBLISH_DOCKER_ARCHS) $(PUBLISH_DOCKER_ARCHS): common-docker-publish-%: - docker push "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:$(DOCKER_IMAGE_TAG)" + docker push "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:$(SANITIZED_DOCKER_IMAGE_TAG)" DOCKER_MAJOR_VERSION_TAG = $(firstword $(subst ., ,$(shell cat VERSION))) .PHONY: common-docker-tag-latest $(TAG_DOCKER_ARCHS) common-docker-tag-latest: $(TAG_DOCKER_ARCHS) $(TAG_DOCKER_ARCHS): common-docker-tag-latest-%: - docker tag "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:$(DOCKER_IMAGE_TAG)" "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:latest" - docker tag "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:$(DOCKER_IMAGE_TAG)" "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:v$(DOCKER_MAJOR_VERSION_TAG)" + docker tag "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:$(SANITIZED_DOCKER_IMAGE_TAG)" "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:latest" + docker tag "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:$(SANITIZED_DOCKER_IMAGE_TAG)" "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$*:v$(DOCKER_MAJOR_VERSION_TAG)" .PHONY: common-docker-manifest common-docker-manifest: - DOCKER_CLI_EXPERIMENTAL=enabled docker manifest create -a "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME):$(DOCKER_IMAGE_TAG)" $(foreach ARCH,$(DOCKER_ARCHS),$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$(ARCH):$(DOCKER_IMAGE_TAG)) - DOCKER_CLI_EXPERIMENTAL=enabled docker manifest push "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME):$(DOCKER_IMAGE_TAG)" + DOCKER_CLI_EXPERIMENTAL=enabled docker manifest create -a "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME):$(SANITIZED_DOCKER_IMAGE_TAG)" $(foreach ARCH,$(DOCKER_ARCHS),$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME)-linux-$(ARCH):$(SANITIZED_DOCKER_IMAGE_TAG)) + DOCKER_CLI_EXPERIMENTAL=enabled docker manifest push "$(DOCKER_REPO)/$(DOCKER_IMAGE_NAME):$(SANITIZED_DOCKER_IMAGE_TAG)" .PHONY: promu promu: $(PROMU) diff --git a/vendor/github.com/prometheus/procfs/fs.go b/vendor/github.com/prometheus/procfs/fs.go index 0102ab0fd..60c551e02 100644 --- a/vendor/github.com/prometheus/procfs/fs.go +++ b/vendor/github.com/prometheus/procfs/fs.go @@ -21,6 +21,7 @@ import ( // kernel data structures. type FS struct { proc fs.FS + real bool } // DefaultMountPoint is the common mount point of the proc filesystem. @@ -39,5 +40,11 @@ func NewFS(mountPoint string) (FS, error) { if err != nil { return FS{}, err } - return FS{fs}, nil + + real, err := isRealProc(mountPoint) + if err != nil { + return FS{}, err + } + + return FS{fs, real}, nil } diff --git a/vendor/github.com/prometheus/procfs/fs_statfs_notype.go b/vendor/github.com/prometheus/procfs/fs_statfs_notype.go new file mode 100644 index 000000000..800576968 --- /dev/null +++ b/vendor/github.com/prometheus/procfs/fs_statfs_notype.go @@ -0,0 +1,23 @@ +// Copyright 2018 The Prometheus Authors +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +//go:build netbsd || openbsd || solaris || windows +// +build netbsd openbsd solaris windows + +package procfs + +// isRealProc returns true on architectures that don't have a Type argument +// in their Statfs_t struct +func isRealProc(mountPoint string) (bool, error) { + return true, nil +} diff --git a/vendor/github.com/prometheus/procfs/fs_statfs_type.go b/vendor/github.com/prometheus/procfs/fs_statfs_type.go new file mode 100644 index 000000000..6233217ad --- /dev/null +++ b/vendor/github.com/prometheus/procfs/fs_statfs_type.go @@ -0,0 +1,33 @@ +// Copyright 2018 The Prometheus Authors +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +//go:build !netbsd && !openbsd && !solaris && !windows +// +build !netbsd,!openbsd,!solaris,!windows + +package procfs + +import ( + "syscall" +) + +// isRealProc determines whether supplied mountpoint is really a proc filesystem. +func isRealProc(mountPoint string) (bool, error) { + stat := syscall.Statfs_t{} + err := syscall.Statfs(mountPoint, &stat) + if err != nil { + return false, err + } + + // 0x9fa0 is PROC_SUPER_MAGIC: https://elixir.bootlin.com/linux/v6.1/source/include/uapi/linux/magic.h#L87 + return stat.Type == 0x9fa0, nil +} diff --git a/vendor/github.com/prometheus/procfs/internal/util/parse.go b/vendor/github.com/prometheus/procfs/internal/util/parse.go index b030951fa..14272dc78 100644 --- a/vendor/github.com/prometheus/procfs/internal/util/parse.go +++ b/vendor/github.com/prometheus/procfs/internal/util/parse.go @@ -64,6 +64,21 @@ func ParsePInt64s(ss []string) ([]*int64, error) { return us, nil } +// Parses a uint64 from given hex in string. +func ParseHexUint64s(ss []string) ([]*uint64, error) { + us := make([]*uint64, 0, len(ss)) + for _, s := range ss { + u, err := strconv.ParseUint(s, 16, 64) + if err != nil { + return nil, err + } + + us = append(us, &u) + } + + return us, nil +} + // ReadUintFromFile reads a file and attempts to parse a uint64 from it. func ReadUintFromFile(path string) (uint64, error) { data, err := os.ReadFile(path) diff --git a/vendor/github.com/prometheus/procfs/mountstats.go b/vendor/github.com/prometheus/procfs/mountstats.go index 0c482c18c..7f68890cf 100644 --- a/vendor/github.com/prometheus/procfs/mountstats.go +++ b/vendor/github.com/prometheus/procfs/mountstats.go @@ -186,6 +186,8 @@ type NFSOperationStats struct { CumulativeTotalResponseMilliseconds uint64 // Duration from when a request was enqueued to when it was completely handled. CumulativeTotalRequestMilliseconds uint64 + // The average time from the point the client sends RPC requests until it receives the response. + AverageRTTMilliseconds float64 // The count of operations that complete with tk_status < 0. These statuses usually indicate error conditions. Errors uint64 } @@ -534,7 +536,6 @@ func parseNFSOperationStats(s *bufio.Scanner) ([]NFSOperationStats, error) { ns = append(ns, n) } - opStats := NFSOperationStats{ Operation: strings.TrimSuffix(ss[0], ":"), Requests: ns[0], @@ -546,6 +547,9 @@ func parseNFSOperationStats(s *bufio.Scanner) ([]NFSOperationStats, error) { CumulativeTotalResponseMilliseconds: ns[6], CumulativeTotalRequestMilliseconds: ns[7], } + if ns[0] != 0 { + opStats.AverageRTTMilliseconds = float64(ns[6]) / float64(ns[0]) + } if len(ns) > 8 { opStats.Errors = ns[8] diff --git a/vendor/github.com/prometheus/procfs/net_conntrackstat.go b/vendor/github.com/prometheus/procfs/net_conntrackstat.go index 8300daca0..64a0e9460 100644 --- a/vendor/github.com/prometheus/procfs/net_conntrackstat.go +++ b/vendor/github.com/prometheus/procfs/net_conntrackstat.go @@ -18,7 +18,6 @@ import ( "bytes" "fmt" "io" - "strconv" "strings" "github.com/prometheus/procfs/internal/util" @@ -28,9 +27,13 @@ import ( // and contains netfilter conntrack statistics at one CPU core. type ConntrackStatEntry struct { Entries uint64 + Searched uint64 Found uint64 + New uint64 Invalid uint64 Ignore uint64 + Delete uint64 + DeleteList uint64 Insert uint64 InsertFailed uint64 Drop uint64 @@ -81,73 +84,34 @@ func parseConntrackStat(r io.Reader) ([]ConntrackStatEntry, error) { // Parses a ConntrackStatEntry from given array of fields. func parseConntrackStatEntry(fields []string) (*ConntrackStatEntry, error) { - if len(fields) != 17 { - return nil, fmt.Errorf("invalid conntrackstat entry, missing fields") - } - entry := &ConntrackStatEntry{} - - entries, err := parseConntrackStatField(fields[0]) - if err != nil { - return nil, err - } - entry.Entries = entries - - found, err := parseConntrackStatField(fields[2]) - if err != nil { - return nil, err - } - entry.Found = found - - invalid, err := parseConntrackStatField(fields[4]) - if err != nil { - return nil, err - } - entry.Invalid = invalid - - ignore, err := parseConntrackStatField(fields[5]) - if err != nil { - return nil, err - } - entry.Ignore = ignore - - insert, err := parseConntrackStatField(fields[8]) + entries, err := util.ParseHexUint64s(fields) if err != nil { - return nil, err + return nil, fmt.Errorf("invalid conntrackstat entry, couldn't parse fields: %s", err) } - entry.Insert = insert - - insertFailed, err := parseConntrackStatField(fields[9]) - if err != nil { - return nil, err + numEntries := len(entries) + if numEntries < 16 || numEntries > 17 { + return nil, fmt.Errorf("invalid conntrackstat entry, invalid number of fields: %d", numEntries) } - entry.InsertFailed = insertFailed - drop, err := parseConntrackStatField(fields[10]) - if err != nil { - return nil, err + stats := &ConntrackStatEntry{ + Entries: *entries[0], + Searched: *entries[1], + Found: *entries[2], + New: *entries[3], + Invalid: *entries[4], + Ignore: *entries[5], + Delete: *entries[6], + DeleteList: *entries[7], + Insert: *entries[8], + InsertFailed: *entries[9], + Drop: *entries[10], + EarlyDrop: *entries[11], } - entry.Drop = drop - earlyDrop, err := parseConntrackStatField(fields[11]) - if err != nil { - return nil, err + // Ignore missing search_restart on Linux < 2.6.35. + if numEntries == 17 { + stats.SearchRestart = *entries[16] } - entry.EarlyDrop = earlyDrop - searchRestart, err := parseConntrackStatField(fields[16]) - if err != nil { - return nil, err - } - entry.SearchRestart = searchRestart - - return entry, nil -} - -// Parses a uint64 from given hex in string. -func parseConntrackStatField(field string) (uint64, error) { - val, err := strconv.ParseUint(field, 16, 64) - if err != nil { - return 0, fmt.Errorf("couldn't parse %q field: %w", field, err) - } - return val, err + return stats, nil } diff --git a/vendor/github.com/prometheus/procfs/net_softnet.go b/vendor/github.com/prometheus/procfs/net_softnet.go index 06b7b8f21..540cea52c 100644 --- a/vendor/github.com/prometheus/procfs/net_softnet.go +++ b/vendor/github.com/prometheus/procfs/net_softnet.go @@ -76,6 +76,7 @@ func parseSoftnet(r io.Reader) ([]SoftnetStat, error) { s := bufio.NewScanner(r) var stats []SoftnetStat + cpuIndex := 0 for s.Scan() { columns := strings.Fields(s.Text()) width := len(columns) @@ -127,9 +128,13 @@ func parseSoftnet(r io.Reader) ([]SoftnetStat, error) { softnetStat.SoftnetBacklogLen = us[0] softnetStat.Index = us[1] + } else { + // For older kernels, create the Index based on the scan line number. + softnetStat.Index = uint32(cpuIndex) } softnetStat.Width = width stats = append(stats, softnetStat) + cpuIndex++ } return stats, nil diff --git a/vendor/github.com/prometheus/procfs/net_wireless.go b/vendor/github.com/prometheus/procfs/net_wireless.go new file mode 100644 index 000000000..c80fb1542 --- /dev/null +++ b/vendor/github.com/prometheus/procfs/net_wireless.go @@ -0,0 +1,182 @@ +// Copyright 2023 The Prometheus Authors +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package procfs + +import ( + "bufio" + "bytes" + "fmt" + "io" + "strconv" + "strings" + + "github.com/prometheus/procfs/internal/util" +) + +// Wireless models the content of /proc/net/wireless. +type Wireless struct { + Name string + + // Status is the current 4-digit hex value status of the interface. + Status uint64 + + // QualityLink is the link quality. + QualityLink int + + // QualityLevel is the signal gain (dBm). + QualityLevel int + + // QualityNoise is the signal noise baseline (dBm). + QualityNoise int + + // DiscardedNwid is the number of discarded packets with wrong nwid/essid. + DiscardedNwid int + + // DiscardedCrypt is the number of discarded packets with wrong code/decode (WEP). + DiscardedCrypt int + + // DiscardedFrag is the number of discarded packets that can't perform MAC reassembly. + DiscardedFrag int + + // DiscardedRetry is the number of discarded packets that reached max MAC retries. + DiscardedRetry int + + // DiscardedMisc is the number of discarded packets for other reasons. + DiscardedMisc int + + // MissedBeacon is the number of missed beacons/superframe. + MissedBeacon int +} + +// Wireless returns kernel wireless statistics. +func (fs FS) Wireless() ([]*Wireless, error) { + b, err := util.ReadFileNoStat(fs.proc.Path("net/wireless")) + if err != nil { + return nil, err + } + + m, err := parseWireless(bytes.NewReader(b)) + if err != nil { + return nil, fmt.Errorf("failed to parse wireless: %w", err) + } + + return m, nil +} + +// parseWireless parses the contents of /proc/net/wireless. +/* +Inter-| sta-| Quality | Discarded packets | Missed | WE +face | tus | link level noise | nwid crypt frag retry misc | beacon | 22 + eth1: 0000 5. -256. -10. 0 1 0 3 0 0 + eth2: 0000 5. -256. -20. 0 2 0 4 0 0 +*/ +func parseWireless(r io.Reader) ([]*Wireless, error) { + var ( + interfaces []*Wireless + scanner = bufio.NewScanner(r) + ) + + for n := 0; scanner.Scan(); n++ { + // Skip the 2 header lines. + if n < 2 { + continue + } + + line := scanner.Text() + + parts := strings.Split(line, ":") + if len(parts) != 2 { + return nil, fmt.Errorf("expected 2 parts after splitting line by ':', got %d for line %q", len(parts), line) + } + + name := strings.TrimSpace(parts[0]) + stats := strings.Fields(parts[1]) + + if len(stats) < 10 { + return nil, fmt.Errorf("invalid number of fields in line %d, expected at least 10, got %d: %q", n, len(stats), line) + } + + status, err := strconv.ParseUint(stats[0], 16, 16) + if err != nil { + return nil, fmt.Errorf("invalid status in line %d: %q", n, line) + } + + qlink, err := strconv.Atoi(strings.TrimSuffix(stats[1], ".")) + if err != nil { + return nil, fmt.Errorf("failed to parse Quality:link as integer %q: %w", qlink, err) + } + + qlevel, err := strconv.Atoi(strings.TrimSuffix(stats[2], ".")) + if err != nil { + return nil, fmt.Errorf("failed to parse Quality:level as integer %q: %w", qlevel, err) + } + + qnoise, err := strconv.Atoi(strings.TrimSuffix(stats[3], ".")) + if err != nil { + return nil, fmt.Errorf("failed to parse Quality:noise as integer %q: %w", qnoise, err) + } + + dnwid, err := strconv.Atoi(stats[4]) + if err != nil { + return nil, fmt.Errorf("failed to parse Discarded:nwid as integer %q: %w", dnwid, err) + } + + dcrypt, err := strconv.Atoi(stats[5]) + if err != nil { + return nil, fmt.Errorf("failed to parse Discarded:crypt as integer %q: %w", dcrypt, err) + } + + dfrag, err := strconv.Atoi(stats[6]) + if err != nil { + return nil, fmt.Errorf("failed to parse Discarded:frag as integer %q: %w", dfrag, err) + } + + dretry, err := strconv.Atoi(stats[7]) + if err != nil { + return nil, fmt.Errorf("failed to parse Discarded:retry as integer %q: %w", dretry, err) + } + + dmisc, err := strconv.Atoi(stats[8]) + if err != nil { + return nil, fmt.Errorf("failed to parse Discarded:misc as integer %q: %w", dmisc, err) + } + + mbeacon, err := strconv.Atoi(stats[9]) + if err != nil { + return nil, fmt.Errorf("failed to parse Missed:beacon as integer %q: %w", mbeacon, err) + } + + w := &Wireless{ + Name: name, + Status: status, + QualityLink: qlink, + QualityLevel: qlevel, + QualityNoise: qnoise, + DiscardedNwid: dnwid, + DiscardedCrypt: dcrypt, + DiscardedFrag: dfrag, + DiscardedRetry: dretry, + DiscardedMisc: dmisc, + MissedBeacon: mbeacon, + } + + interfaces = append(interfaces, w) + } + + if err := scanner.Err(); err != nil { + return nil, fmt.Errorf("failed to scan /proc/net/wireless: %w", err) + } + + return interfaces, nil +} diff --git a/vendor/github.com/prometheus/procfs/netstat.go b/vendor/github.com/prometheus/procfs/netstat.go index 5cc40aef5..742dff453 100644 --- a/vendor/github.com/prometheus/procfs/netstat.go +++ b/vendor/github.com/prometheus/procfs/netstat.go @@ -15,7 +15,6 @@ package procfs import ( "bufio" - "io" "os" "path/filepath" "strconv" @@ -38,12 +37,7 @@ func (fs FS) NetStat() ([]NetStat, error) { var netStatsTotal []NetStat for _, filePath := range statFiles { - file, err := os.Open(filePath) - if err != nil { - return nil, err - } - - procNetstat, err := parseNetstat(file) + procNetstat, err := parseNetstat(filePath) if err != nil { return nil, err } @@ -56,14 +50,17 @@ func (fs FS) NetStat() ([]NetStat, error) { // parseNetstat parses the metrics from `/proc/net/stat/` file // and returns a NetStat structure. -func parseNetstat(r io.Reader) (NetStat, error) { - var ( - scanner = bufio.NewScanner(r) - netStat = NetStat{ - Stats: make(map[string][]uint64), - } - ) +func parseNetstat(filePath string) (NetStat, error) { + netStat := NetStat{ + Stats: make(map[string][]uint64), + } + file, err := os.Open(filePath) + if err != nil { + return netStat, err + } + defer file.Close() + scanner := bufio.NewScanner(file) scanner.Scan() // First string is always a header for stats diff --git a/vendor/github.com/prometheus/procfs/proc.go b/vendor/github.com/prometheus/procfs/proc.go index c30223af7..48f39dafd 100644 --- a/vendor/github.com/prometheus/procfs/proc.go +++ b/vendor/github.com/prometheus/procfs/proc.go @@ -21,7 +21,6 @@ import ( "strconv" "strings" - "github.com/prometheus/procfs/internal/fs" "github.com/prometheus/procfs/internal/util" ) @@ -30,7 +29,7 @@ type Proc struct { // The process ID. PID int - fs fs.FS + fs FS } // Procs represents a list of Proc structs. @@ -92,7 +91,7 @@ func (fs FS) Proc(pid int) (Proc, error) { if _, err := os.Stat(fs.proc.Path(strconv.Itoa(pid))); err != nil { return Proc{}, err } - return Proc{PID: pid, fs: fs.proc}, nil + return Proc{PID: pid, fs: fs}, nil } // AllProcs returns a list of all currently available processes. @@ -114,7 +113,7 @@ func (fs FS) AllProcs() (Procs, error) { if err != nil { continue } - p = append(p, Proc{PID: int(pid), fs: fs.proc}) + p = append(p, Proc{PID: int(pid), fs: fs}) } return p, nil @@ -237,6 +236,19 @@ func (p Proc) FileDescriptorTargets() ([]string, error) { // FileDescriptorsLen returns the number of currently open file descriptors of // a process. func (p Proc) FileDescriptorsLen() (int, error) { + // Use fast path if available (Linux v6.2): https://github.com/torvalds/linux/commit/f1f1f2569901 + if p.fs.real { + stat, err := os.Stat(p.path("fd")) + if err != nil { + return 0, err + } + + size := stat.Size() + if size > 0 { + return int(size), nil + } + } + fds, err := p.fileDescriptors() if err != nil { return 0, err @@ -285,7 +297,7 @@ func (p Proc) fileDescriptors() ([]string, error) { } func (p Proc) path(pa ...string) string { - return p.fs.Path(append([]string{strconv.Itoa(p.PID)}, pa...)...) + return p.fs.proc.Path(append([]string{strconv.Itoa(p.PID)}, pa...)...) } // FileDescriptorsInfo retrieves information about all file descriptors of diff --git a/vendor/github.com/prometheus/procfs/proc_stat.go b/vendor/github.com/prometheus/procfs/proc_stat.go index b278eb2c2..14b249f4f 100644 --- a/vendor/github.com/prometheus/procfs/proc_stat.go +++ b/vendor/github.com/prometheus/procfs/proc_stat.go @@ -18,7 +18,6 @@ import ( "fmt" "os" - "github.com/prometheus/procfs/internal/fs" "github.com/prometheus/procfs/internal/util" ) @@ -112,7 +111,7 @@ type ProcStat struct { // Aggregated block I/O delays, measured in clock ticks (centiseconds). DelayAcctBlkIOTicks uint64 - proc fs.FS + proc FS } // NewStat returns the current status information of the process. @@ -210,8 +209,7 @@ func (s ProcStat) ResidentMemory() int { // StartTime returns the unix timestamp of the process in seconds. func (s ProcStat) StartTime() (float64, error) { - fs := FS{proc: s.proc} - stat, err := fs.Stat() + stat, err := s.proc.Stat() if err != nil { return 0, err } diff --git a/vendor/github.com/prometheus/procfs/proc_status.go b/vendor/github.com/prometheus/procfs/proc_status.go index 3d8c06439..c055d075d 100644 --- a/vendor/github.com/prometheus/procfs/proc_status.go +++ b/vendor/github.com/prometheus/procfs/proc_status.go @@ -15,6 +15,7 @@ package procfs import ( "bytes" + "sort" "strconv" "strings" @@ -76,6 +77,9 @@ type ProcStatus struct { UIDs [4]string // GIDs of the process (Real, effective, saved set, and filesystem GIDs) GIDs [4]string + + // CpusAllowedList: List of cpu cores processes are allowed to run on. + CpusAllowedList []uint64 } // NewStatus returns the current status information of the process. @@ -161,10 +165,38 @@ func (s *ProcStatus) fillStatus(k string, vString string, vUint uint64, vUintByt s.VoluntaryCtxtSwitches = vUint case "nonvoluntary_ctxt_switches": s.NonVoluntaryCtxtSwitches = vUint + case "Cpus_allowed_list": + s.CpusAllowedList = calcCpusAllowedList(vString) } + } // TotalCtxtSwitches returns the total context switch. func (s ProcStatus) TotalCtxtSwitches() uint64 { return s.VoluntaryCtxtSwitches + s.NonVoluntaryCtxtSwitches } + +func calcCpusAllowedList(cpuString string) []uint64 { + s := strings.Split(cpuString, ",") + + var g []uint64 + + for _, cpu := range s { + // parse cpu ranges, example: 1-3=[1,2,3] + if l := strings.Split(strings.TrimSpace(cpu), "-"); len(l) > 1 { + startCPU, _ := strconv.ParseUint(l[0], 10, 64) + endCPU, _ := strconv.ParseUint(l[1], 10, 64) + + for i := startCPU; i <= endCPU; i++ { + g = append(g, i) + } + } else if len(l) == 1 { + cpu, _ := strconv.ParseUint(l[0], 10, 64) + g = append(g, cpu) + } + + } + + sort.Slice(g, func(i, j int) bool { return g[i] < g[j] }) + return g +} diff --git a/vendor/github.com/prometheus/procfs/thread.go b/vendor/github.com/prometheus/procfs/thread.go index f08bfc769..490c14708 100644 --- a/vendor/github.com/prometheus/procfs/thread.go +++ b/vendor/github.com/prometheus/procfs/thread.go @@ -54,7 +54,8 @@ func (fs FS) AllThreads(pid int) (Procs, error) { if err != nil { continue } - t = append(t, Proc{PID: int(tid), fs: fsi.FS(taskPath)}) + + t = append(t, Proc{PID: int(tid), fs: FS{fsi.FS(taskPath), fs.real}}) } return t, nil @@ -66,13 +67,13 @@ func (fs FS) Thread(pid, tid int) (Proc, error) { if _, err := os.Stat(taskPath); err != nil { return Proc{}, err } - return Proc{PID: tid, fs: fsi.FS(taskPath)}, nil + return Proc{PID: tid, fs: FS{fsi.FS(taskPath), fs.real}}, nil } // Thread returns a process for a given TID of Proc. func (proc Proc) Thread(tid int) (Proc, error) { - tfs := fsi.FS(proc.path("task")) - if _, err := os.Stat(tfs.Path(strconv.Itoa(tid))); err != nil { + tfs := FS{fsi.FS(proc.path("task")), proc.fs.real} + if _, err := os.Stat(tfs.proc.Path(strconv.Itoa(tid))); err != nil { return Proc{}, err } return Proc{PID: tid, fs: tfs}, nil -- cgit mrf-deployment