diff options
Diffstat (limited to 'vendor/github.com/alecthomas/log4go/config.go')
| -rw-r--r-- | vendor/github.com/alecthomas/log4go/config.go | 288 |
1 files changed, 0 insertions, 288 deletions
diff --git a/vendor/github.com/alecthomas/log4go/config.go b/vendor/github.com/alecthomas/log4go/config.go deleted file mode 100644 index 577c3eb2f..000000000 --- a/vendor/github.com/alecthomas/log4go/config.go +++ /dev/null @@ -1,288 +0,0 @@ -// Copyright (C) 2010, Kyle Lemons <kyle@kylelemons.net>. All rights reserved. - -package log4go - -import ( - "encoding/xml" - "fmt" - "io/ioutil" - "os" - "strconv" - "strings" -) - -type xmlProperty struct { - Name string `xml:"name,attr"` - Value string `xml:",chardata"` -} - -type xmlFilter struct { - Enabled string `xml:"enabled,attr"` - Tag string `xml:"tag"` - Level string `xml:"level"` - Type string `xml:"type"` - Property []xmlProperty `xml:"property"` -} - -type xmlLoggerConfig struct { - Filter []xmlFilter `xml:"filter"` -} - -// Load XML configuration; see examples/example.xml for documentation -func (log Logger) LoadConfiguration(filename string) { - log.Close() - - // Open the configuration file - fd, err := os.Open(filename) - if err != nil { - fmt.Fprintf(os.Stderr, "LoadConfiguration: Error: Could not open %q for reading: %s\n", filename, err) - os.Exit(1) - } - - contents, err := ioutil.ReadAll(fd) - if err != nil { - fmt.Fprintf(os.Stderr, "LoadConfiguration: Error: Could not read %q: %s\n", filename, err) - os.Exit(1) - } - - xc := new(xmlLoggerConfig) - if err := xml.Unmarshal(contents, xc); err != nil { - fmt.Fprintf(os.Stderr, "LoadConfiguration: Error: Could not parse XML configuration in %q: %s\n", filename, err) - os.Exit(1) - } - - for _, xmlfilt := range xc.Filter { - var filt LogWriter - var lvl Level - bad, good, enabled := false, true, false - - // Check required children - if len(xmlfilt.Enabled) == 0 { - fmt.Fprintf(os.Stderr, "LoadConfiguration: Error: Required attribute %s for filter missing in %s\n", "enabled", filename) - bad = true - } else { - enabled = xmlfilt.Enabled != "false" - } - if len(xmlfilt.Tag) == 0 { - fmt.Fprintf(os.Stderr, "LoadConfiguration: Error: Required child <%s> for filter missing in %s\n", "tag", filename) - bad = true - } - if len(xmlfilt.Type) == 0 { - fmt.Fprintf(os.Stderr, "LoadConfiguration: Error: Required child <%s> for filter missing in %s\n", "type", filename) - bad = true - } - if len(xmlfilt.Level) == 0 { - fmt.Fprintf(os.Stderr, "LoadConfiguration: Error: Required child <%s> for filter missing in %s\n", "level", filename) - bad = true - } - - switch xmlfilt.Level { - case "FINEST": - lvl = FINEST - case "FINE": - lvl = FINE - case "DEBUG": - lvl = DEBUG - case "TRACE": - lvl = TRACE - case "INFO": - lvl = INFO - case "WARNING": - lvl = WARNING - case "ERROR": - lvl = ERROR - case "CRITICAL": - lvl = CRITICAL - default: - fmt.Fprintf(os.Stderr, "LoadConfiguration: Error: Required child <%s> for filter has unknown value in %s: %s\n", "level", filename, xmlfilt.Level) - bad = true - } - - // Just so all of the required attributes are errored at the same time if missing - if bad { - os.Exit(1) - } - - switch xmlfilt.Type { - case "console": - filt, good = xmlToConsoleLogWriter(filename, xmlfilt.Property, enabled) - case "file": - filt, good = xmlToFileLogWriter(filename, xmlfilt.Property, enabled) - case "xml": - filt, good = xmlToXMLLogWriter(filename, xmlfilt.Property, enabled) - case "socket": - filt, good = xmlToSocketLogWriter(filename, xmlfilt.Property, enabled) - default: - fmt.Fprintf(os.Stderr, "LoadConfiguration: Error: Could not load XML configuration in %s: unknown filter type \"%s\"\n", filename, xmlfilt.Type) - os.Exit(1) - } - - // Just so all of the required params are errored at the same time if wrong - if !good { - os.Exit(1) - } - - // If we're disabled (syntax and correctness checks only), don't add to logger - if !enabled { - continue - } - - log[xmlfilt.Tag] = &Filter{lvl, filt} - } -} - -func xmlToConsoleLogWriter(filename string, props []xmlProperty, enabled bool) (*ConsoleLogWriter, bool) { - // Parse properties - for _, prop := range props { - switch prop.Name { - default: - fmt.Fprintf(os.Stderr, "LoadConfiguration: Warning: Unknown property \"%s\" for console filter in %s\n", prop.Name, filename) - } - } - - // If it's disabled, we're just checking syntax - if !enabled { - return nil, true - } - - return NewConsoleLogWriter(), true -} - -// Parse a number with K/M/G suffixes based on thousands (1000) or 2^10 (1024) -func strToNumSuffix(str string, mult int) int { - num := 1 - if len(str) > 1 { - switch str[len(str)-1] { - case 'G', 'g': - num *= mult - fallthrough - case 'M', 'm': - num *= mult - fallthrough - case 'K', 'k': - num *= mult - str = str[0 : len(str)-1] - } - } - parsed, _ := strconv.Atoi(str) - return parsed * num -} -func xmlToFileLogWriter(filename string, props []xmlProperty, enabled bool) (*FileLogWriter, bool) { - file := "" - format := "[%D %T] [%L] (%S) %M" - maxlines := 0 - maxsize := 0 - daily := false - rotate := false - - // Parse properties - for _, prop := range props { - switch prop.Name { - case "filename": - file = strings.Trim(prop.Value, " \r\n") - case "format": - format = strings.Trim(prop.Value, " \r\n") - case "maxlines": - maxlines = strToNumSuffix(strings.Trim(prop.Value, " \r\n"), 1000) - case "maxsize": - maxsize = strToNumSuffix(strings.Trim(prop.Value, " \r\n"), 1024) - case "daily": - daily = strings.Trim(prop.Value, " \r\n") != "false" - case "rotate": - rotate = strings.Trim(prop.Value, " \r\n") != "false" - default: - fmt.Fprintf(os.Stderr, "LoadConfiguration: Warning: Unknown property \"%s\" for file filter in %s\n", prop.Name, filename) - } - } - - // Check properties - if len(file) == 0 { - fmt.Fprintf(os.Stderr, "LoadConfiguration: Error: Required property \"%s\" for file filter missing in %s\n", "filename", filename) - return nil, false - } - - // If it's disabled, we're just checking syntax - if !enabled { - return nil, true - } - - flw := NewFileLogWriter(file, rotate) - flw.SetFormat(format) - flw.SetRotateLines(maxlines) - flw.SetRotateSize(maxsize) - flw.SetRotateDaily(daily) - return flw, true -} - -func xmlToXMLLogWriter(filename string, props []xmlProperty, enabled bool) (*FileLogWriter, bool) { - file := "" - maxrecords := 0 - maxsize := 0 - daily := false - rotate := false - - // Parse properties - for _, prop := range props { - switch prop.Name { - case "filename": - file = strings.Trim(prop.Value, " \r\n") - case "maxrecords": - maxrecords = strToNumSuffix(strings.Trim(prop.Value, " \r\n"), 1000) - case "maxsize": - maxsize = strToNumSuffix(strings.Trim(prop.Value, " \r\n"), 1024) - case "daily": - daily = strings.Trim(prop.Value, " \r\n") != "false" - case "rotate": - rotate = strings.Trim(prop.Value, " \r\n") != "false" - default: - fmt.Fprintf(os.Stderr, "LoadConfiguration: Warning: Unknown property \"%s\" for xml filter in %s\n", prop.Name, filename) - } - } - - // Check properties - if len(file) == 0 { - fmt.Fprintf(os.Stderr, "LoadConfiguration: Error: Required property \"%s\" for xml filter missing in %s\n", "filename", filename) - return nil, false - } - - // If it's disabled, we're just checking syntax - if !enabled { - return nil, true - } - - xlw := NewXMLLogWriter(file, rotate) - xlw.SetRotateLines(maxrecords) - xlw.SetRotateSize(maxsize) - xlw.SetRotateDaily(daily) - return xlw, true -} - -func xmlToSocketLogWriter(filename string, props []xmlProperty, enabled bool) (SocketLogWriter, bool) { - endpoint := "" - protocol := "udp" - - // Parse properties - for _, prop := range props { - switch prop.Name { - case "endpoint": - endpoint = strings.Trim(prop.Value, " \r\n") - case "protocol": - protocol = strings.Trim(prop.Value, " \r\n") - default: - fmt.Fprintf(os.Stderr, "LoadConfiguration: Warning: Unknown property \"%s\" for file filter in %s\n", prop.Name, filename) - } - } - - // Check properties - if len(endpoint) == 0 { - fmt.Fprintf(os.Stderr, "LoadConfiguration: Error: Required property \"%s\" for file filter missing in %s\n", "endpoint", filename) - return nil, false - } - - // If it's disabled, we're just checking syntax - if !enabled { - return nil, true - } - - return NewSocketLogWriter(protocol, endpoint), true -} |