New env variables and logging.
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This commit is contained in:
2023-05-25 01:07:45 +02:00
parent bbb487b438
commit 73228fbbbf
4 changed files with 105 additions and 12 deletions

View File

@@ -6,8 +6,16 @@
"docker.volumedriver/1.0"
]
},
"entrypoint": ["/objectivefs-docker-volume"],
"entrypoint": ["/objectivefs-docker-volume", "-logfile", "/var/log/objectivefs-docker-volume.log"],
"env": [
{
"description": "Log level",
"name": "LOG_LEVEL",
"value": "info",
"settable": [
"value"
]
},
{
"name": "ACCESS_KEY",
"value": "",
@@ -28,8 +36,42 @@
"settable": [
"value"
]
},
{
"name": "ENDPOINT",
"value": "",
"settable": [
"value"
]
},
{
"name": "CACHESIZE",
"value": "",
"settable": [
"value"
]
},
{
"name": "DISKCACHE_SIZE",
"value": "",
"settable": [
"value"
]
},
{
"name": "DISKCACHE_PATH",
"value": "",
"settable": [
"value"
]
},
{
"name": "OBJECTIVEFS_PASSPHRASE",
"value": "",
"settable": [
"value"
]
}
],
"network": {
"type": "host"

5
go.mod
View File

@@ -2,7 +2,10 @@ module git.ivasoft.cz/sw/objectivefs-docker-volume
go 1.20
require github.com/docker/go-plugins-helpers v0.0.0-20211224144127-6eecb7beb651
require (
github.com/docker/go-plugins-helpers v0.0.0-20211224144127-6eecb7beb651
github.com/sirupsen/logrus v1.9.0
)
require (
github.com/Microsoft/go-winio v0.6.1 // indirect

14
go.sum
View File

@@ -2,16 +2,30 @@ github.com/Microsoft/go-winio v0.6.1 h1:9/kr64B9VUZrLm5YYwbGtUJnMgqWVOdUAXu6Migc
github.com/Microsoft/go-winio v0.6.1/go.mod h1:LRdKpFKfdobln8UmuiYcKPot9D2v6svN5+sAH+4kjUM=
github.com/coreos/go-systemd v0.0.0-20191104093116-d3cd4ed1dbcf h1:iW4rZ826su+pqaw19uhpSCzhj44qo35pNgKFGqzDKkU=
github.com/coreos/go-systemd v0.0.0-20191104093116-d3cd4ed1dbcf/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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/docker/go-connections v0.4.0 h1:El9xVISelRB7BuFusrZozjnkIM5YnzCViNKohAFqRJQ=
github.com/docker/go-connections v0.4.0/go.mod h1:Gbd7IOopHjR8Iph03tsViu4nIes5XhDvyHbTtUxmeec=
github.com/docker/go-plugins-helpers v0.0.0-20211224144127-6eecb7beb651 h1:YcvzLmdrP/b8kLAGJ8GT7bdncgCAiWxJZIlt84D+RJg=
github.com/docker/go-plugins-helpers v0.0.0-20211224144127-6eecb7beb651/go.mod h1:LFyLie6XcDbyKGeVK6bHe+9aJTYCxWLBg5IrJZOaXKA=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/sirupsen/logrus v1.9.0 h1:trlNQbNUG3OdDrDil03MCb1H2o9nJ1x4/5LYw7byDE0=
github.com/sirupsen/logrus v1.9.0/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
golang.org/x/mod v0.8.0 h1:LUYupSeNrTNCGzR/hVBk2NHZO4hXcVaW1k4Qx7rjPx8=
golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
golang.org/x/net v0.6.0 h1:L4ZwwTvKW9gr0ZMS1yrHD9GZhIuVjOBBnaKH+SPQK0Q=
golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
golang.org/x/sync v0.1.0 h1:wsuoTGHzEhffawBOhz5CYhcrV4IdKZbEyZjBMuTp12o=
golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.5.0 h1:MUK/U/4lj1t1oPg0HfuXDN/Z1wv31ZJ/YcPiGccS4DU=
golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/tools v0.6.0 h1:BOw41kyTf3PuCW1pVQf8+Cyg8pMlkYB1oo9iJ6D/lKM=
golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

52
main.go
View File

@@ -14,9 +14,8 @@
package main
import (
"flag"
"fmt"
"github.com/docker/go-plugins-helpers/volume"
"log"
"os"
"os/exec"
"os/user"
@@ -24,6 +23,9 @@ import (
"strconv"
"sync"
"time"
"github.com/docker/go-plugins-helpers/volume"
log "github.com/sirupsen/logrus"
)
type ofsVolume struct {
@@ -44,7 +46,7 @@ type ofsDriver struct {
var version = "1.0"
func (d ofsDriver) Create(r *volume.CreateRequest) error {
log.Printf("Create ObjectiveFS Volume '%s'", r.Name)
log.Info("Create ObjectiveFS Volume '%s'", r.Name)
d.Lock()
defer d.Unlock()
@@ -94,7 +96,7 @@ func (d ofsDriver) Get(r *volume.GetRequest) (*volume.GetResponse, error) {
}
func umount(v *ofsVolume) error {
log.Printf("Unmount ObjectiveFS Volume '%s'", v.volume.Name)
log.Info("Unmount ObjectiveFS Volume '%s'", v.volume.Name)
if !v.mounted {
return nil
}
@@ -145,14 +147,14 @@ func (d ofsDriver) Mount(r *volume.MountRequest) (*volume.MountResponse, error)
if !ok {
return &volume.MountResponse{}, fmt.Errorf("volume '%s' not found", r.Name)
}
log.Printf("Attach ObjectiveFS Volume '%s' to '%s'", r.Name, r.ID)
log.Info("Attach ObjectiveFS Volume '%s' to '%s'", r.Name, r.ID)
if !v.mounted {
if err := os.MkdirAll(v.volume.Mountpoint, 0755); err != nil {
return &volume.MountResponse{}, err
}
cmd := exec.Command("/sbin/mount.objectivefs", "-o"+v.opts, v.fs, v.volume.Mountpoint)
cmd.Env = v.env
log.Printf("Mount ObjectiveFS Volume '%s': '%s'", r.Name, cmd)
log.Info("Mount ObjectiveFS Volume '%s': '%s'", r.Name, cmd)
if err := cmd.Run(); err != nil {
return &volume.MountResponse{}, fmt.Errorf("unexpected error mounting '%s' check log (/var/log/syslog or /var/log/messages): %s", r.Name, err.Error())
}
@@ -170,7 +172,7 @@ func (d ofsDriver) Unmount(r *volume.UnmountRequest) error {
if !ok {
return fmt.Errorf("volume '%s' not found", r.Name)
}
log.Printf("Detach ObjectiveFS Volume '%s' from '%s'", r.Name, r.ID)
log.Info("Detach ObjectiveFS Volume '%s' from '%s'", r.Name, r.ID)
delete(v.use, r.ID)
if len(v.use) == 0 && v.asap {
if err := umount(v); err != nil {
@@ -187,11 +189,43 @@ func (d ofsDriver) Capabilities() *volume.CapabilitiesResponse {
return &volume.CapabilitiesResponse{Capabilities: volume.Capability{Scope: "local"}}
}
var (
logLevel = flag.String("log", "", "log level")
logFile = flag.String("logfile", "", "log file")
)
func main() {
log.Printf("Starting ObjectiveFS Volume Driver, version " + version)
log.Info("Starting ObjectiveFS Volume Driver, version " + version)
flag.Parse()
if *logLevel == "" {
if *logLevel = os.Getenv("LOG_LEVEL"); *logLevel == "" {
*logLevel = "info"
}
}
level, err := log.ParseLevel(*logLevel)
if err != nil {
log.WithError(err).Fatal("Failed to parse log level")
}
log.SetLevel(level)
if *logFile != "" {
f, err := os.OpenFile(*logFile, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666)
if err != nil {
log.WithError(err).Fatal("Failed to open log file for writing")
}
defer f.Close()
log.StandardLogger().Out = f
}
d := ofsDriver{volumes: make(map[string]*ofsVolume)}
h := volume.NewHandler(d)
u, _ := user.Lookup("root")
gid, _ := strconv.Atoi(u.Gid)
h.ServeUnix("objectivefs", gid)
if err := h.ServeUnix("/run/docker/plugins/objectivefs", gid); err != nil {
log.Fatal(err)
}
}