diff options
Diffstat (limited to 'kube2msb/src/vendor/github.com/coreos/pkg/capnslog/logmap.go')
| -rw-r--r-- | kube2msb/src/vendor/github.com/coreos/pkg/capnslog/logmap.go | 240 |
1 files changed, 0 insertions, 240 deletions
diff --git a/kube2msb/src/vendor/github.com/coreos/pkg/capnslog/logmap.go b/kube2msb/src/vendor/github.com/coreos/pkg/capnslog/logmap.go deleted file mode 100644 index 8495448..0000000 --- a/kube2msb/src/vendor/github.com/coreos/pkg/capnslog/logmap.go +++ /dev/null @@ -1,240 +0,0 @@ -// Copyright 2015 CoreOS, Inc. -// -// 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 capnslog - -import ( - "errors" - "strings" - "sync" -) - -// LogLevel is the set of all log levels. -type LogLevel int8 - -const ( - // CRITICAL is the lowest log level; only errors which will end the program will be propagated. - CRITICAL LogLevel = iota - 1 - // ERROR is for errors that are not fatal but lead to troubling behavior. - ERROR - // WARNING is for errors which are not fatal and not errors, but are unusual. Often sourced from misconfigurations. - WARNING - // NOTICE is for normal but significant conditions. - NOTICE - // INFO is a log level for common, everyday log updates. - INFO - // DEBUG is the default hidden level for more verbose updates about internal processes. - DEBUG - // TRACE is for (potentially) call by call tracing of programs. - TRACE -) - -// Char returns a single-character representation of the log level. -func (l LogLevel) Char() string { - switch l { - case CRITICAL: - return "C" - case ERROR: - return "E" - case WARNING: - return "W" - case NOTICE: - return "N" - case INFO: - return "I" - case DEBUG: - return "D" - case TRACE: - return "T" - default: - panic("Unhandled loglevel") - } -} - -// String returns a multi-character representation of the log level. -func (l LogLevel) String() string { - switch l { - case CRITICAL: - return "CRITICAL" - case ERROR: - return "ERROR" - case WARNING: - return "WARNING" - case NOTICE: - return "NOTICE" - case INFO: - return "INFO" - case DEBUG: - return "DEBUG" - case TRACE: - return "TRACE" - default: - panic("Unhandled loglevel") - } -} - -// Update using the given string value. Fulfills the flag.Value interface. -func (l *LogLevel) Set(s string) error { - value, err := ParseLevel(s) - if err != nil { - return err - } - - *l = value - return nil -} - -// ParseLevel translates some potential loglevel strings into their corresponding levels. -func ParseLevel(s string) (LogLevel, error) { - switch s { - case "CRITICAL", "C": - return CRITICAL, nil - case "ERROR", "0", "E": - return ERROR, nil - case "WARNING", "1", "W": - return WARNING, nil - case "NOTICE", "2", "N": - return NOTICE, nil - case "INFO", "3", "I": - return INFO, nil - case "DEBUG", "4", "D": - return DEBUG, nil - case "TRACE", "5", "T": - return TRACE, nil - } - return CRITICAL, errors.New("couldn't parse log level " + s) -} - -type RepoLogger map[string]*PackageLogger - -type loggerStruct struct { - sync.Mutex - repoMap map[string]RepoLogger - formatter Formatter -} - -// logger is the global logger -var logger = new(loggerStruct) - -// SetGlobalLogLevel sets the log level for all packages in all repositories -// registered with capnslog. -func SetGlobalLogLevel(l LogLevel) { - logger.Lock() - defer logger.Unlock() - for _, r := range logger.repoMap { - r.setRepoLogLevelInternal(l) - } -} - -// GetRepoLogger may return the handle to the repository's set of packages' loggers. -func GetRepoLogger(repo string) (RepoLogger, error) { - logger.Lock() - defer logger.Unlock() - r, ok := logger.repoMap[repo] - if !ok { - return nil, errors.New("no packages registered for repo " + repo) - } - return r, nil -} - -// MustRepoLogger returns the handle to the repository's packages' loggers. -func MustRepoLogger(repo string) RepoLogger { - r, err := GetRepoLogger(repo) - if err != nil { - panic(err) - } - return r -} - -// SetRepoLogLevel sets the log level for all packages in the repository. -func (r RepoLogger) SetRepoLogLevel(l LogLevel) { - logger.Lock() - defer logger.Unlock() - r.setRepoLogLevelInternal(l) -} - -func (r RepoLogger) setRepoLogLevelInternal(l LogLevel) { - for _, v := range r { - v.level = l - } -} - -// ParseLogLevelConfig parses a comma-separated string of "package=loglevel", in -// order, and returns a map of the results, for use in SetLogLevel. -func (r RepoLogger) ParseLogLevelConfig(conf string) (map[string]LogLevel, error) { - setlist := strings.Split(conf, ",") - out := make(map[string]LogLevel) - for _, setstring := range setlist { - setting := strings.Split(setstring, "=") - if len(setting) != 2 { - return nil, errors.New("oddly structured `pkg=level` option: " + setstring) - } - l, err := ParseLevel(setting[1]) - if err != nil { - return nil, err - } - out[setting[0]] = l - } - return out, nil -} - -// SetLogLevel takes a map of package names within a repository to their desired -// loglevel, and sets the levels appropriately. Unknown packages are ignored. -// "*" is a special package name that corresponds to all packages, and will be -// processed first. -func (r RepoLogger) SetLogLevel(m map[string]LogLevel) { - logger.Lock() - defer logger.Unlock() - if l, ok := m["*"]; ok { - r.setRepoLogLevelInternal(l) - } - for k, v := range m { - l, ok := r[k] - if !ok { - continue - } - l.level = v - } -} - -// SetFormatter sets the formatting function for all logs. -func SetFormatter(f Formatter) { - logger.Lock() - defer logger.Unlock() - logger.formatter = f -} - -// NewPackageLogger creates a package logger object. -// This should be defined as a global var in your package, referencing your repo. -func NewPackageLogger(repo string, pkg string) (p *PackageLogger) { - logger.Lock() - defer logger.Unlock() - if logger.repoMap == nil { - logger.repoMap = make(map[string]RepoLogger) - } - r, rok := logger.repoMap[repo] - if !rok { - logger.repoMap[repo] = make(RepoLogger) - r = logger.repoMap[repo] - } - p, pok := r[pkg] - if !pok { - r[pkg] = &PackageLogger{ - pkg: pkg, - level: INFO, - } - p = r[pkg] - } - return -} |