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src/main.go: Add cli flag to change logging format.

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Henrik Hautakoski 2022-10-20 15:10:48 +02:00
parent 704965b9cc
commit 311d9b34cb
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GPG key ID: 608414D93E862CCD
2 changed files with 11 additions and 3 deletions
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2
Makefile
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@ -11,7 +11,7 @@ GOBUILDFLAGS = -v -ldflags='-v -s -w -X main.VersionString=$(PROGRAM_VERSION)'
DPKG_BUILDPACKAGE = dpkg-buildpackage DPKG_BUILDPACKAGE = dpkg-buildpackage
DPKG_BUILDPACKAGE_FLAGS = -b -uc DPKG_BUILDPACKAGE_FLAGS = -b -uc
SOURCES=src/main.go src/server.go src/parse_request.go SOURCES=src/main.go src/server.go src/parse_request.go src/helpers.go
.PHONY: all build/$(PROGRAM_NAME) clean package_debian .PHONY: all build/$(PROGRAM_NAME) clean package_debian
all: build all: build

12
src/main.go
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@ -26,6 +26,7 @@ var VersionString string = "-"
// File descriptor to the current log file. // File descriptor to the current log file.
var logfd *os.File var logfd *os.File
var logfmt log.Format
var logger log.Logger var logger log.Logger
// argv_listen_addr // argv_listen_addr
@ -69,7 +70,7 @@ func setLogFile() {
// Update variable and set log writer. // Update variable and set log writer.
logfd = fd logfd = fd
logger.SetHandler(log.StreamHandler(logfd, log.LogfmtFormat())) logger.SetHandler(log.StreamHandler(logfd, logfmt))
} }
// signalEventLoop() // signalEventLoop()
@ -122,7 +123,8 @@ func main() {
var version bool var version bool
var usage bool var usage bool
var addr string; var addr string
var logFormatter *string
logger = log.New() logger = log.New()
@ -132,6 +134,8 @@ func main() {
getopt.FlagLong(&version, "version", 'v', "Print version") getopt.FlagLong(&version, "version", 'v', "Print version")
getopt.FlagLong(&logFile, "log", 'l', "Path to log file", "file") getopt.FlagLong(&logFile, "log", 'l', "Path to log file", "file")
getopt.FlagLong(&pidFile, "pid", 'p', "Path to pid file", "file") getopt.FlagLong(&pidFile, "pid", 'p', "Path to pid file", "file")
logFormatter = getopt.EnumLong("log-format", 0, []string{"term", "logfmt", "json", "json-pretty"}, "", "Log format to use: term,logfmt,json,json-pretty")
getopt.Parse() getopt.Parse()
if usage { if usage {
@ -144,9 +148,13 @@ func main() {
return; return;
} }
logfmt = parseLogFormatter(*logFormatter)
// Open logfile. // Open logfile.
if len(logFile) > 0 { if len(logFile) > 0 {
setLogFile() setLogFile()
} else {
logger.SetHandler(log.StreamHandler(os.Stdout, logfmt))
} }
logger.Info("Process is starting", "pid", pid.Get()) logger.Info("Process is starting", "pid", pid.Get())