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authorDaniel J Walsh <dwalsh@redhat.com>2018-01-10 15:58:18 -0500
committerAtomic Bot <atomic-devel@projectatomic.io>2018-01-11 12:39:06 +0000
commitdd0d35deb098b63f8c5be7ef9d8d63c16760221b (patch)
tree695d44a49d636e45e4121c9aecfb3d8c0e1cca06 /vendor/github.com/prometheus/procfs/proc_limits.go
parente6be800ec633342aef656e0a2ed0bdc4519796d9 (diff)
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Add support for shm-size.
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com> Closes: #206 Approved by: TomSweeneyRedHat
Diffstat (limited to 'vendor/github.com/prometheus/procfs/proc_limits.go')
-rw-r--r--vendor/github.com/prometheus/procfs/proc_limits.go137
1 files changed, 0 insertions, 137 deletions
diff --git a/vendor/github.com/prometheus/procfs/proc_limits.go b/vendor/github.com/prometheus/procfs/proc_limits.go
deleted file mode 100644
index 2df997ce1..000000000
--- a/vendor/github.com/prometheus/procfs/proc_limits.go
+++ /dev/null
@@ -1,137 +0,0 @@
-package procfs
-
-import (
- "bufio"
- "fmt"
- "os"
- "regexp"
- "strconv"
-)
-
-// ProcLimits represents the soft limits for each of the process's resource
-// limits. For more information see getrlimit(2):
-// http://man7.org/linux/man-pages/man2/getrlimit.2.html.
-type ProcLimits struct {
- // CPU time limit in seconds.
- CPUTime int
- // Maximum size of files that the process may create.
- FileSize int
- // Maximum size of the process's data segment (initialized data,
- // uninitialized data, and heap).
- DataSize int
- // Maximum size of the process stack in bytes.
- StackSize int
- // Maximum size of a core file.
- CoreFileSize int
- // Limit of the process's resident set in pages.
- ResidentSet int
- // Maximum number of processes that can be created for the real user ID of
- // the calling process.
- Processes int
- // Value one greater than the maximum file descriptor number that can be
- // opened by this process.
- OpenFiles int
- // Maximum number of bytes of memory that may be locked into RAM.
- LockedMemory int
- // Maximum size of the process's virtual memory address space in bytes.
- AddressSpace int
- // Limit on the combined number of flock(2) locks and fcntl(2) leases that
- // this process may establish.
- FileLocks int
- // Limit of signals that may be queued for the real user ID of the calling
- // process.
- PendingSignals int
- // Limit on the number of bytes that can be allocated for POSIX message
- // queues for the real user ID of the calling process.
- MsqqueueSize int
- // Limit of the nice priority set using setpriority(2) or nice(2).
- NicePriority int
- // Limit of the real-time priority set using sched_setscheduler(2) or
- // sched_setparam(2).
- RealtimePriority int
- // Limit (in microseconds) on the amount of CPU time that a process
- // scheduled under a real-time scheduling policy may consume without making
- // a blocking system call.
- RealtimeTimeout int
-}
-
-const (
- limitsFields = 3
- limitsUnlimited = "unlimited"
-)
-
-var (
- limitsDelimiter = regexp.MustCompile(" +")
-)
-
-// NewLimits returns the current soft limits of the process.
-func (p Proc) NewLimits() (ProcLimits, error) {
- f, err := os.Open(p.path("limits"))
- if err != nil {
- return ProcLimits{}, err
- }
- defer f.Close()
-
- var (
- l = ProcLimits{}
- s = bufio.NewScanner(f)
- )
- for s.Scan() {
- fields := limitsDelimiter.Split(s.Text(), limitsFields)
- if len(fields) != limitsFields {
- return ProcLimits{}, fmt.Errorf(
- "couldn't parse %s line %s", f.Name(), s.Text())
- }
-
- switch fields[0] {
- case "Max cpu time":
- l.CPUTime, err = parseInt(fields[1])
- case "Max file size":
- l.FileSize, err = parseInt(fields[1])
- case "Max data size":
- l.DataSize, err = parseInt(fields[1])
- case "Max stack size":
- l.StackSize, err = parseInt(fields[1])
- case "Max core file size":
- l.CoreFileSize, err = parseInt(fields[1])
- case "Max resident set":
- l.ResidentSet, err = parseInt(fields[1])
- case "Max processes":
- l.Processes, err = parseInt(fields[1])
- case "Max open files":
- l.OpenFiles, err = parseInt(fields[1])
- case "Max locked memory":
- l.LockedMemory, err = parseInt(fields[1])
- case "Max address space":
- l.AddressSpace, err = parseInt(fields[1])
- case "Max file locks":
- l.FileLocks, err = parseInt(fields[1])
- case "Max pending signals":
- l.PendingSignals, err = parseInt(fields[1])
- case "Max msgqueue size":
- l.MsqqueueSize, err = parseInt(fields[1])
- case "Max nice priority":
- l.NicePriority, err = parseInt(fields[1])
- case "Max realtime priority":
- l.RealtimePriority, err = parseInt(fields[1])
- case "Max realtime timeout":
- l.RealtimeTimeout, err = parseInt(fields[1])
- }
- if err != nil {
- return ProcLimits{}, err
- }
- }
-
- return l, s.Err()
-}
-
-func parseInt(s string) (int, error) {
- if s == limitsUnlimited {
- return -1, nil
- }
- i, err := strconv.ParseInt(s, 10, 32)
- if err != nil {
- return 0, fmt.Errorf("couldn't parse value %s: %s", s, err)
- }
- return int(i), nil
-}