working commit

Makefile.am

@@ -2,21 +2,29 @@ AUTOMAKE_OPTIONS = foreign no-dependencies no-installinfo
 
 
 GOFLAGS= -v
-
+bin_PROGRAMS = mstorectl
 sbin_PROGRAMS = mstored
 
-mstored_SOURCES = cmd/mstored/main.go
+mstorectl_SOURCES = \
+	cmd/mstorectl/main.go
+	cmd/mstorectl/file.go
+
+mstored_SOURCES = \
+    cmd/mstored/main.go
+
+mstorectl$(EXEEXT): $(mstorectl_SOURCES)
+	env CGO_ENABLED=0 $(GO) build $(GOFLAGS) -o mstorectl$(EXEEXT) $(mstorectl_SOURCES)
 
 mstored$(EXEEXT): $(mstored_SOURCES)
 	env CGO_ENABLED=1 $(GO) build $(GOFLAGS) -o mstored$(EXEEXT) $(mstored_SOURCES)
 
-run: mstored$(EXEEXT)
+run: $(mstored_SOURCES)
-	$(CWD)/mstored$(EXEEXT)
+	cd cmd/mstored && env CGO_ENABLED=1 $(GO) run .
 
 CWD=$(shell pwd)
 
 format:
-	dirs=$$($(FIND) $(CWD) -name '*.go' | $(XARGS) -n1 dirname | $(SORT) | $(UNIQ)); \
+	@dirs=$$($(FIND) $(CWD) -name '*.go' | $(XARGS) -n1 dirname | $(SORT) | $(UNIQ)); \
 	    for dir in $$dirs;do \
 		(echo "====$$dir===="; cd $$dir && $(GO) fmt .); \
 	    done  

Makefile.in

@@ -88,6 +88,7 @@ PRE_UNINSTALL = :
 POST_UNINSTALL = :
 build_triplet = @build@
 host_triplet = @host@
+bin_PROGRAMS = mstorectl$(EXEEXT)
 sbin_PROGRAMS = mstored$(EXEEXT)
 subdir = .
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
@@ -101,8 +102,11 @@ am__CONFIG_DISTCLEAN_FILES = config.status config.cache config.log \
 mkinstalldirs = $(install_sh) -d
 CONFIG_CLEAN_FILES = app/config/variant.go
 CONFIG_CLEAN_VPATH_FILES =
-am__installdirs = "$(DESTDIR)$(sbindir)"
+am__installdirs = "$(DESTDIR)$(bindir)" "$(DESTDIR)$(sbindir)"
-PROGRAMS = $(sbin_PROGRAMS)
+PROGRAMS = $(bin_PROGRAMS) $(sbin_PROGRAMS)
+am_mstorectl_OBJECTS =
+mstorectl_OBJECTS = $(am_mstorectl_OBJECTS)
+mstorectl_LDADD = $(LDADD)
 am_mstored_OBJECTS =
 mstored_OBJECTS = $(am_mstored_OBJECTS)
 mstored_LDADD = $(LDADD)
@@ -133,8 +137,8 @@ AM_V_CCLD = $(am__v_CCLD_@AM_V@)
 am__v_CCLD_ = $(am__v_CCLD_@AM_DEFAULT_V@)
 am__v_CCLD_0 = @echo "  CCLD    " $@;
 am__v_CCLD_1 = 
-SOURCES = $(mstored_SOURCES)
+SOURCES = $(mstorectl_SOURCES) $(mstored_SOURCES)
-DIST_SOURCES = $(mstored_SOURCES)
+DIST_SOURCES = $(mstorectl_SOURCES) $(mstored_SOURCES)
 am__can_run_installinfo = \
   case $$AM_UPDATE_INFO_DIR in \
     n|no|NO) false;; \
@@ -282,7 +286,12 @@ top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
 AUTOMAKE_OPTIONS = foreign no-dependencies no-installinfo
 GOFLAGS = -v
-mstored_SOURCES = cmd/mstored/main.go
+mstorectl_SOURCES = \
+	cmd/mstorectl/main.go
+
+mstored_SOURCES = \
+    cmd/mstored/main.go
+
 CWD = $(shell pwd)
 all: all-am
 
@@ -322,6 +331,48 @@ $(ACLOCAL_M4):  $(am__aclocal_m4_deps)
 $(am__aclocal_m4_deps):
 app/config/variant.go: $(top_builddir)/config.status $(top_srcdir)/app/config/variant.go.in
 	cd $(top_builddir) && $(SHELL) ./config.status $@
+install-binPROGRAMS: $(bin_PROGRAMS)
+	@$(NORMAL_INSTALL)
+	@list='$(bin_PROGRAMS)'; test -n "$(bindir)" || list=; \
+	if test -n "$$list"; then \
+	  echo " $(MKDIR_P) '$(DESTDIR)$(bindir)'"; \
+	  $(MKDIR_P) "$(DESTDIR)$(bindir)" || exit 1; \
+	fi; \
+	for p in $$list; do echo "$$p $$p"; done | \
+	sed 's/$(EXEEXT)$$//' | \
+	while read p p1; do if test -f $$p \
+	  ; then echo "$$p"; echo "$$p"; else :; fi; \
+	done | \
+	sed -e 'p;s,.*/,,;n;h' \
+	    -e 's|.*|.|' \
+	    -e 'p;x;s,.*/,,;s/$(EXEEXT)$$//;$(transform);s/$$/$(EXEEXT)/' | \
+	sed 'N;N;N;s,\n, ,g' | \
+	$(AWK) 'BEGIN { files["."] = ""; dirs["."] = 1 } \
+	  { d=$$3; if (dirs[d] != 1) { print "d", d; dirs[d] = 1 } \
+	    if ($$2 == $$4) files[d] = files[d] " " $$1; \
+	    else { print "f", $$3 "/" $$4, $$1; } } \
+	  END { for (d in files) print "f", d, files[d] }' | \
+	while read type dir files; do \
+	    if test "$$dir" = .; then dir=; else dir=/$$dir; fi; \
+	    test -z "$$files" || { \
+	      echo " $(INSTALL_PROGRAM_ENV) $(INSTALL_PROGRAM) $$files '$(DESTDIR)$(bindir)$$dir'"; \
+	      $(INSTALL_PROGRAM_ENV) $(INSTALL_PROGRAM) $$files "$(DESTDIR)$(bindir)$$dir" || exit $$?; \
+	    } \
+	; done
+
+uninstall-binPROGRAMS:
+	@$(NORMAL_UNINSTALL)
+	@list='$(bin_PROGRAMS)'; test -n "$(bindir)" || list=; \
+	files=`for p in $$list; do echo "$$p"; done | \
+	  sed -e 'h;s,^.*/,,;s/$(EXEEXT)$$//;$(transform)' \
+	      -e 's/$$/$(EXEEXT)/' \
+	`; \
+	test -n "$$list" || exit 0; \
+	echo " ( cd '$(DESTDIR)$(bindir)' && rm -f" $$files ")"; \
+	cd "$(DESTDIR)$(bindir)" && rm -f $$files
+
+clean-binPROGRAMS:
+	-test -z "$(bin_PROGRAMS)" || rm -f $(bin_PROGRAMS)
 install-sbinPROGRAMS: $(sbin_PROGRAMS)
 	@$(NORMAL_INSTALL)
 	@list='$(sbin_PROGRAMS)'; test -n "$(sbindir)" || list=; \
@@ -605,7 +656,7 @@ check-am: all-am
 check: check-am
 all-am: Makefile $(PROGRAMS)
 installdirs:
-	for dir in "$(DESTDIR)$(sbindir)"; do \
+	for dir in "$(DESTDIR)$(bindir)" "$(DESTDIR)$(sbindir)"; do \
 	  test -z "$$dir" || $(MKDIR_P) "$$dir"; \
 	done
 install: install-am
@@ -640,7 +691,8 @@ maintainer-clean-generic:
 	@echo "it deletes files that may require special tools to rebuild."
 clean: clean-am
 
-clean-am: clean-generic clean-local clean-sbinPROGRAMS mostlyclean-am
+clean-am: clean-binPROGRAMS clean-generic clean-local \
+	clean-sbinPROGRAMS mostlyclean-am
 
 distclean: distclean-am
 	-rm -f $(am__CONFIG_DISTCLEAN_FILES)
@@ -666,7 +718,7 @@ install-dvi: install-dvi-am
 
 install-dvi-am:
 
-install-exec-am: install-sbinPROGRAMS
+install-exec-am: install-binPROGRAMS install-sbinPROGRAMS
 
 install-html: install-html-am
 
@@ -706,38 +758,43 @@ ps: ps-am
 
 ps-am:
 
-uninstall-am: uninstall-sbinPROGRAMS
+uninstall-am: uninstall-binPROGRAMS uninstall-sbinPROGRAMS
 
 .MAKE: install-am install-strip
 
 .PHONY: CTAGS GTAGS TAGS all all-am am--refresh check check-am clean \
-	clean-cscope clean-generic clean-local clean-sbinPROGRAMS \
+	clean-binPROGRAMS clean-cscope clean-generic clean-local \
-	cscope cscopelist-am ctags ctags-am dist dist-all dist-bzip2 \
+	clean-sbinPROGRAMS cscope cscopelist-am ctags ctags-am dist \
-	dist-gzip dist-lzip dist-shar dist-tarZ dist-xz dist-zip \
+	dist-all dist-bzip2 dist-gzip dist-lzip dist-shar dist-tarZ \
-	dist-zstd distcheck distclean distclean-compile \
+	dist-xz dist-zip dist-zstd distcheck distclean \
-	distclean-generic distclean-tags distcleancheck distdir \
+	distclean-compile distclean-generic distclean-tags \
-	distuninstallcheck dvi dvi-am html html-am info info-am \
+	distcleancheck distdir distuninstallcheck dvi dvi-am html \
-	install install-am install-data install-data-am install-dvi \
+	html-am info info-am install install-am install-binPROGRAMS \
-	install-dvi-am install-exec install-exec-am install-html \
+	install-data install-data-am install-dvi install-dvi-am \
-	install-html-am install-info install-info-am install-man \
+	install-exec install-exec-am install-html install-html-am \
-	install-pdf install-pdf-am install-ps install-ps-am \
+	install-info install-info-am install-man install-pdf \
-	install-sbinPROGRAMS install-strip installcheck \
+	install-pdf-am install-ps install-ps-am install-sbinPROGRAMS \
-	installcheck-am installdirs maintainer-clean \
+	install-strip installcheck installcheck-am installdirs \
-	maintainer-clean-generic mostlyclean mostlyclean-compile \
+	maintainer-clean maintainer-clean-generic mostlyclean \
-	mostlyclean-generic pdf pdf-am ps ps-am tags tags-am uninstall \
+	mostlyclean-compile mostlyclean-generic pdf pdf-am ps ps-am \
-	uninstall-am uninstall-sbinPROGRAMS
+	tags tags-am uninstall uninstall-am uninstall-binPROGRAMS \
+	uninstall-sbinPROGRAMS
 
 .PRECIOUS: Makefile
 
+	cmd/mstorectl/file.go
+
+mstorectl$(EXEEXT): $(mstorectl_SOURCES)
+	env CGO_ENABLED=0 $(GO) build $(GOFLAGS) -o mstorectl$(EXEEXT) $(mstorectl_SOURCES)
 
 mstored$(EXEEXT): $(mstored_SOURCES)
 	env CGO_ENABLED=1 $(GO) build $(GOFLAGS) -o mstored$(EXEEXT) $(mstored_SOURCES)
 
-run: mstored$(EXEEXT)
+run: $(mstored_SOURCES)
-	$(CWD)/mstored$(EXEEXT)
+	cd cmd/mstored && env CGO_ENABLED=1 $(GO) run .
 
 format:
-	dirs=$$($(FIND) $(CWD) -name '*.go' | $(XARGS) -n1 dirname | $(SORT) | $(UNIQ)); \
+	@dirs=$$($(FIND) $(CWD) -name '*.go' | $(XARGS) -n1 dirname | $(SORT) | $(UNIQ)); \
 	    for dir in $$dirs;do \
 		(echo "====$$dir===="; cd $$dir && $(GO) fmt .); \
 	    done  

app/config/config.go

@@ -1,10 +1,14 @@
 package config
 
-type Config struct {
+import (
-	Service  Service  `json:"service"  yaml:"service"`
+	"flag"
-	Database Database `json:"database" yaml:"database"`
+	"fmt"
-	Storage  Storage  `json:"storage"  yaml:"storage"`
+	"io/ioutil"
-}
+	"os"
+	"path/filepath"
+
+	"sigs.k8s.io/yaml"
+)
 
 type Service struct {
 	Address string `json:"address" yaml:"address"`
@@ -19,8 +23,23 @@ type Storage struct {
 	Basepath string `json:"basepath" yaml:"basepath"`
 }
 
-func NewConfig() (*Config, error) {
+type Config struct {
-	var err error
+	Service  Service  `json:"service"  yaml:"service"`
+	Database Database `json:"database" yaml:"database"`
+	Storage  Storage  `json:"storage"  yaml:"storage"`
+	AsDaemon bool     `json:"asDaemon" yaml:"asDaemon"`
+	Logpath  string   `json:"logpath"  yaml:"logpath"`
+	Runpath  string   `json:"runpath"  yaml:"runpath"`
+	Version  string   `json:"version"  yaml:"version"`
+}
+
+func NewConfig() *Config {
+	logfile := fmt.Sprintf("%s.log", srvname)
+	logpath := filepath.Join(logdir, logfile)
+
+	runfile := fmt.Sprintf("%s.run", srvname)
+	runpath := filepath.Join(rundir, runfile)
+
 	return &Config{
 		Service: Service{
 			Address: "0.0.0.0",
@@ -32,5 +51,50 @@ func NewConfig() (*Config, error) {
 		Storage: Storage{
 			Basepath: datadir,
 		},
-	}, err
+		AsDaemon: false,
+		Logpath:  logpath,
+		Runpath:  runpath,
+		Version:  version,
+	}
+}
+
+func (conf *Config) String() string {
+	confbytes, _ := yaml.Marshal(conf)
+	return string(confbytes)
+}
+
+func (conf *Config) ReadConfigfile() error {
+	conffile := fmt.Sprintf("%sd.yaml", srvname)
+	confpath := filepath.Join(confdir, conffile)
+
+	confdata, err := ioutil.ReadFile(confpath)
+	if err != nil {
+		return err
+	}
+	err = yaml.Unmarshal(confdata, conf)
+	if err != nil {
+		return err
+	}
+	return err
+}
+
+func (conf *Config) ReadOptions() error {
+	var err error
+	exename := filepath.Base(os.Args[0])
+
+	flag.Int64Var(&conf.Service.Port, "port", conf.Service.Port, "listen port")
+	flag.BoolVar(&conf.AsDaemon, "daemon", conf.AsDaemon, "run as daemon")
+
+	help := func() {
+		fmt.Println("")
+		fmt.Printf("Usage: %s [option]\n", exename)
+		fmt.Println("")
+		fmt.Println("Options:")
+		flag.PrintDefaults()
+		fmt.Println("")
+	}
+	flag.Usage = help
+	flag.Parse()
+
+	return err
 }

app/config/variant.go

@@ -6,4 +6,5 @@ const (
 	logdir  = "/home/ziggi/Projects/mstore/tmp/log"
 	datadir = "/home/ziggi/Projects/mstore/tmp/data"
 	version = "0.1.0"
+	srvname = "mstored"
 )

app/config/variant.go.in

@@ -6,4 +6,5 @@ const (
 	logdir  = "@srv_logdir@"
 	datadir = "@srv_datadir@"
 	version = "@PACKAGE_VERSION@"
+        srvname = "@PACKAGE_NAME@d"
 )

app/server/server.go

@@ -6,8 +6,8 @@ import (
 	"os/signal"
 	"os/user"
 	//"os/user"
-	//"path/filepath"
+	"path/filepath"
-	//"strconv"
+	"strconv"
 	//"sync"
 	"syscall"
 	//"time"
@@ -45,11 +45,19 @@ func (srv *Server) Handler() *handler.Handler {
 func (srv *Server) Configure() error {
 	var err error
 	srv.logg.Infof("Server configure")
-	srv.conf, err = config.NewConfig()
+	srv.conf = config.NewConfig()
+	if err != nil {
+		return err
+	}
+	err = srv.conf.ReadConfigfile()
+	if err != nil {
+		//srv.logg.Warningf("Error loading config file: %v", err)
+		//return err
+	}
+	err = srv.conf.ReadOptions()
 	if err != nil {
 		return err
 	}
-
 	return err
 }
 
@@ -57,21 +65,39 @@ func (srv *Server) Build() error {
 	var err error
 	srv.logg.Infof("Server build")
 
+	confDump := srv.conf.String()
+	srv.logg.Infof("Current server configuration is:\n%s\n", confDump)
+
+	if srv.conf.AsDaemon {
+		logdir := filepath.Dir(srv.conf.Logpath)
+		srv.logg.Infof("Create log directory %s", logdir)
+		err = os.MkdirAll(logdir, 0750)
+		if err != nil {
+			return err
+		}
+		rundir := filepath.Dir(srv.conf.Runpath)
+		srv.logg.Infof("Create run directory %s", rundir)
+		err = os.MkdirAll(rundir, 0750)
+		if err != nil {
+			return err
+		}
+	}
+
 	// Database create
-	srv.logg.Infof("Create database directory")
 	dbdir := srv.conf.Database.Basepath
+	srv.logg.Infof("Create database directory %s ", dbdir)
 	err = os.MkdirAll(dbdir, 0750)
 	if err != nil {
 		return err
 	}
 
 	mdb := maindb.NewDatabase(dbdir)
-	srv.logg.Infof("Open database")
+	srv.logg.Infof("Open main database")
 	err = mdb.OpenDatabase()
 	if err != nil {
 		return err
 	}
-	srv.logg.Infof("Initialize database")
+	srv.logg.Infof("Initialize main database")
 	err = mdb.InitDatabase()
 	if err != nil {
 		return err
@@ -162,3 +188,98 @@ func (srv *Server) Run() error {
 	}
 	return err
 }
+
+func (srv *Server) PseudoFork() error {
+	const successExit int = 0
+	var keyEnv string = "IMX0LTSELMRF8K"
+	var err error
+
+	_, isChild := os.LookupEnv(keyEnv)
+	switch {
+	case !isChild:
+		os.Setenv(keyEnv, "TRUE")
+
+		procAttr := syscall.ProcAttr{}
+		cwd, err := os.Getwd()
+		if err != nil {
+			return err
+		}
+		var sysFiles = make([]uintptr, 3)
+		sysFiles[0] = uintptr(syscall.Stdin)
+		sysFiles[1] = uintptr(syscall.Stdout)
+		sysFiles[2] = uintptr(syscall.Stderr)
+
+		procAttr.Files = sysFiles
+		procAttr.Env = os.Environ()
+		procAttr.Dir = cwd
+
+		_, err = syscall.ForkExec(os.Args[0], os.Args, &procAttr)
+		if err != nil {
+			return err
+		}
+		os.Exit(successExit)
+	case isChild:
+		_, err = syscall.Setsid()
+		if err != nil {
+			return err
+		}
+	}
+	os.Unsetenv(keyEnv)
+	return err
+}
+
+func (srv *Server) Daemonize() error {
+	var err error
+	if srv.conf.AsDaemon {
+		// Restart process process
+		err = srv.PseudoFork()
+		if err != nil {
+			return err
+		}
+
+		// Redirect stdin
+		nullFile, err := os.OpenFile("/dev/null", os.O_RDWR, 0)
+		if err != nil {
+			return err
+		}
+		err = syscall.Dup2(int(nullFile.Fd()), int(os.Stdin.Fd()))
+		if err != nil {
+			return err
+		}
+		// Redirect stderr and stout
+		logdir := filepath.Dir(srv.conf.Logpath)
+		err = os.MkdirAll(logdir, 0750)
+		if err != nil {
+			return err
+		}
+		logFile, err := os.OpenFile(srv.conf.Logpath, os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0640)
+		if err != nil {
+			return err
+		}
+		err = syscall.Dup2(int(logFile.Fd()), int(os.Stdout.Fd()))
+		if err != nil {
+			return err
+		}
+		err = syscall.Dup2(int(logFile.Fd()), int(os.Stderr.Fd()))
+		if err != nil {
+			return err
+		}
+		// Write process ID
+		rundir := filepath.Dir(srv.conf.Runpath)
+		err = os.MkdirAll(rundir, 0750)
+		if err != nil {
+			return err
+		}
+		pidFile, err := os.OpenFile(srv.conf.Runpath, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0640)
+		if err != nil {
+			return err
+		}
+		defer pidFile.Close()
+		currPid := os.Getpid()
+		_, err = pidFile.WriteString(strconv.Itoa(currPid))
+		if err != nil {
+			return err
+		}
+	}
+	return err
+}

go.mod

@@ -8,6 +8,7 @@ require (
 	github.com/mattn/go-sqlite3 v1.14.33
 	github.com/spf13/cobra v1.10.2
 	github.com/stretchr/testify v1.11.1
+	sigs.k8s.io/yaml v1.6.0
 )
 
 require (
@@ -15,5 +16,6 @@ require (
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/spf13/pflag v1.0.9 // indirect
+	go.yaml.in/yaml/v2 v2.4.2 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -5,6 +5,8 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/go-sql-driver/mysql v1.8.1 h1:LedoTUt/eveggdHS9qUFC1EFSa8bU2+1pZjSRpvNJ1Y=
 github.com/go-sql-driver/mysql v1.8.1/go.mod h1:wEBSXgmK//2ZFJyE+qWnIsVGmvmEKlqwuVSjsCm7DZg=
+github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
+github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
@@ -25,8 +27,13 @@ github.com/spf13/pflag v1.0.9 h1:9exaQaMOCwffKiiiYk6/BndUBv+iRViNW+4lEMi0PvY=
 github.com/spf13/pflag v1.0.9/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
 github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
+go.yaml.in/yaml/v2 v2.4.2 h1:DzmwEr2rDGHl7lsFgAHxmNz/1NlQ7xLIrlN2h5d1eGI=
+go.yaml.in/yaml/v2 v2.4.2/go.mod h1:081UH+NErpNdqlCXm3TtEran0rJZGxAYx9hb/ELlsPU=
+go.yaml.in/yaml/v3 v3.0.4 h1:tfq32ie2Jv2UxXFdLJdh3jXuOzWiL1fo0bu/FbuKpbc=
 go.yaml.in/yaml/v3 v3.0.4/go.mod h1:DhzuOOF2ATzADvBadXxruRBLzYTpT36CKvDb3+aBEFg=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
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