Add Metrics

vendor/github.com/prometheus/procfs/proc_limits.go

@@ -1,3 +1,16 @@
+// 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.
+
 package procfs
 
 import (
@@ -13,46 +26,46 @@ import (
 // http://man7.org/linux/man-pages/man2/getrlimit.2.html.
 type ProcLimits struct {
 	// CPU time limit in seconds.
-	CPUTime int
+	CPUTime int64
 	// Maximum size of files that the process may create.
-	FileSize int
+	FileSize int64
 	// Maximum size of the process's data segment (initialized data,
 	// uninitialized data, and heap).
-	DataSize int
+	DataSize int64
 	// Maximum size of the process stack in bytes.
-	StackSize int
+	StackSize int64
 	// Maximum size of a core file.
-	CoreFileSize int
+	CoreFileSize int64
 	// Limit of the process's resident set in pages.
-	ResidentSet int
+	ResidentSet int64
 	// Maximum number of processes that can be created for the real user ID of
 	// the calling process.
-	Processes int
+	Processes int64
 	// Value one greater than the maximum file descriptor number that can be
 	// opened by this process.
-	OpenFiles int
+	OpenFiles int64
 	// Maximum number of bytes of memory that may be locked into RAM.
-	LockedMemory int
+	LockedMemory int64
 	// Maximum size of the process's virtual memory address space in bytes.
-	AddressSpace int
+	AddressSpace int64
 	// Limit on the combined number of flock(2) locks and fcntl(2) leases that
 	// this process may establish.
-	FileLocks int
+	FileLocks int64
 	// Limit of signals that may be queued for the real user ID of the calling
 	// process.
-	PendingSignals int
+	PendingSignals int64
 	// 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
+	MsqqueueSize int64
 	// Limit of the nice priority set using setpriority(2) or nice(2).
-	NicePriority int
+	NicePriority int64
 	// Limit of the real-time priority set using sched_setscheduler(2) or
 	// sched_setparam(2).
-	RealtimePriority int
+	RealtimePriority int64
 	// 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
+	RealtimeTimeout int64
 }
 
 const (
@@ -65,7 +78,14 @@ var (
 )
 
 // NewLimits returns the current soft limits of the process.
+//
+// Deprecated: use p.Limits() instead
 func (p Proc) NewLimits() (ProcLimits, error) {
+	return p.Limits()
+}
+
+// Limits returns the current soft limits of the process.
+func (p Proc) Limits() (ProcLimits, error) {
 	f, err := os.Open(p.path("limits"))
 	if err != nil {
 		return ProcLimits{}, err
@@ -125,13 +145,13 @@ func (p Proc) NewLimits() (ProcLimits, error) {
 	return l, s.Err()
 }
 
-func parseInt(s string) (int, error) {
+func parseInt(s string) (int64, error) {
 	if s == limitsUnlimited {
 		return -1, nil
 	}
-	i, err := strconv.ParseInt(s, 10, 32)
+	i, err := strconv.ParseInt(s, 10, 64)
 	if err != nil {
 		return 0, fmt.Errorf("couldn't parse value %s: %s", s, err)
 	}
-	return int(i), nil
+	return i, nil
 }