PiFrame/piframe-go
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piframe-go
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Update / adjust config handling code so its more reliable and less prone to crashes ; tweak default values + help text to ensure folks know its only seconds/minutes/hours ; add fim restart handling

This commit is contained in:
KemoNine 2020-09-05 21:27:33 -04:00
parent e979318132
commit 1ccbf4ee03
6 changed files with 75 additions and 42 deletions
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36
cmd/fan/fan.go
View File

@ -22,21 +22,29 @@ func main() {
// Load the config file
pfConfig, _ := config.LoadConfig()
// For some reason the map isn't populated 'right away' and/or doesn't always come in via koanf
// Work around by re-loading the config as necessary to get valid values
for pfConfig.Float64Map(config.CONFIG_KEY_FAN_SPEEDS)[config.CONFIG_MAP_KEY_FAN_SPEED_100] == 0 {
pfConfig, _ = config.LoadConfig()
}
log.Print("========================================")
pfConfig.Print()
log.Print("========================================")
log.Print(pfConfig.Keys())
log.Print("========================================")
// Get the various fan related config options as local variables
speedMap := pfConfig.Float64Map(config.CONFIG_KEY_FAN_SPEEDS)
POLL_INTERVAL := pfConfig.String(config.CONFIG_KEY_FAN_POLL_INTERVAL)
SPEED_FULL_TEMP := speedMap[config.CONFIG_MAP_KEY_FAN_SPEED_100]
SPEED_SEVENTY_FIVE_PERCENT_TEMP := speedMap[config.CONFIG_MAP_KEY_FAN_SPEED_75]
SPEED_FIFTY_PERCENT_TEMP := speedMap[config.CONFIG_MAP_KEY_FAN_SPEED_50]
SPEED_TWENTY_FIVE_PERCENT_TEMP := speedMap[config.CONFIG_MAP_KEY_FAN_SPEED_25]
SPEED_FULL_TEMP := pfConfig.Float64(config.CONFIG_KEY_FAN_SPEEDS + "." + config.CONFIG_MAP_KEY_FAN_SPEED_100)
SPEED_SEVENTY_FIVE_PERCENT_TEMP := pfConfig.Float64(config.CONFIG_KEY_FAN_SPEEDS + "." + config.CONFIG_MAP_KEY_FAN_SPEED_75)
SPEED_FIFTY_PERCENT_TEMP := pfConfig.Float64(config.CONFIG_KEY_FAN_SPEEDS + "." + config.CONFIG_MAP_KEY_FAN_SPEED_50)
SPEED_TWENTY_FIVE_PERCENT_TEMP := pfConfig.Float64(config.CONFIG_KEY_FAN_SPEEDS + "." + config.CONFIG_MAP_KEY_FAN_SPEED_25)
SPEED_MINIMUM := pfConfig.Int(config.CONFIG_KEY_FAN_MIN_SPEED)
log.Print(speedMap)
log.Print(POLL_INTERVAL)
log.Print(SPEED_FULL_TEMP)
log.Print(SPEED_SEVENTY_FIVE_PERCENT_TEMP)
log.Print(SPEED_FIFTY_PERCENT_TEMP)
log.Print(SPEED_TWENTY_FIVE_PERCENT_TEMP)
log.Print(SPEED_MINIMUM)
// Setup fan and bail if we can't see it
fan, err := argonFan.New(ADDRESS, BUS)
if err != nil {
@ -71,42 +79,52 @@ func main() {
if cpuTemp >= SPEED_FULL_TEMP || gpuTemp >= SPEED_FULL_TEMP {
if SPEED_MINIMUM > 100 {
log.Print("MIN speed in 100")
fan.SetSpeed(SPEED_MINIMUM)
} else {
log.Print("Speed 100%")
fan.SetSpeed(100)
}
continue
}
if cpuTemp >= SPEED_SEVENTY_FIVE_PERCENT_TEMP || gpuTemp >= SPEED_SEVENTY_FIVE_PERCENT_TEMP {
if SPEED_MINIMUM > 75 {
log.Print("MIN speed in 75")
fan.SetSpeed(SPEED_MINIMUM)
} else {
log.Print("Speed 75%")
fan.SetSpeed(75)
}
continue
}
if cpuTemp >= SPEED_FIFTY_PERCENT_TEMP || gpuTemp >= SPEED_FIFTY_PERCENT_TEMP {
if SPEED_MINIMUM > 50 {
log.Print("MIN speed in 50")
fan.SetSpeed(SPEED_MINIMUM)
} else {
log.Print("Speed 50%")
fan.SetSpeed(50)
}
continue
}
if cpuTemp >= SPEED_TWENTY_FIVE_PERCENT_TEMP || gpuTemp >= SPEED_TWENTY_FIVE_PERCENT_TEMP {
if SPEED_MINIMUM > 25 {
log.Print("MIN speed in 25")
fan.SetSpeed(SPEED_MINIMUM)
} else {
log.Print("Speed 25%")
fan.SetSpeed(25)
}
continue
}
if cpuTemp < SPEED_TWENTY_FIVE_PERCENT_TEMP || gpuTemp < SPEED_TWENTY_FIVE_PERCENT_TEMP {
log.Print("MIN SPEED")
fan.SetSpeed(SPEED_MINIMUM)
continue
}
// We should never get here but...
// Maxing fan to be on the safe side
log.Print("This should never happen")
fan.SetSpeed(100)
}
}

36
cmd/gui/gui.go
View File

@ -4,7 +4,6 @@ import (
"fmt"
"log"
"os"
"time"
"github.com/knadh/koanf/providers/confmap"
"github.com/knadh/koanf/providers/posflag"
@ -15,6 +14,7 @@ import (
)
func main() {
log.Print("Starting up")
// Command line flag handler
f := flag.NewFlagSet("piframe", flag.ContinueOnError)
f.Usage = func() {
@ -22,6 +22,7 @@ func main() {
os.Exit(0)
}
// Command line flags
log.Print("Setting up CLI flags")
f.Bool(config.CLI_FLAG_CONFIG_ONLY, false, "Only show the config UI, NOT the slideshow")
cliFlag := f.Lookup(config.CLI_FLAG_CONFIG_ONLY)
if cliFlag != nil {
@ -30,30 +31,25 @@ func main() {
// Process command line flags into handler
f.Parse(os.Args[1:])
log.Print("Loading config")
// Load the config file
pfConfig, configFileProvider := config.LoadConfig()
// For some reason the restart interval comes through the config as 0s
// Similar to the fan daemon, keep reloading config until we get a valid value
restartDuration := pfConfig.Duration(config.CONFIG_KEY_SLIDESHOW_RESTART_INTERVAL)
for restartDuration.Milliseconds() < 1 {
pfConfig, configFileProvider = config.LoadConfig()
restartDuration = pfConfig.Duration(config.CONFIG_KEY_SLIDESHOW_RESTART_INTERVAL)
}
pfConfig, _ := config.LoadConfig()
log.Printf("%v", pfConfig)
pfConfig.Print()
// Watch for config changes and re-load config if needed
configFileProvider.Watch(func(event interface{}, err error) {
if err != nil {
log.Printf("Error setting up watch of config : %s", err)
return
}
// configFileProvider.Watch(func(event interface{}, err error) {
// if err != nil {
// log.Printf("Error setting up watch of config : %s", err)
// return
// }
// Give the config UI a chance to save and exit clean
time.Sleep(time.Minute)
// // Give the config UI a chance to save and exit clean
// time.Sleep(time.Minute)
// Bail on slideshow if there is a config change so it restarts with updated config
log.Fatalf("Config file changed! Exiting!")
})
// // Bail on slideshow if there is a config change so it restarts with updated config
// log.Fatalf("Config file changed! Exiting!")
// })
// Process command line flags
if err := pfConfig.Load(posflag.Provider(f, ".", pfConfig), nil); err != nil {

19
config/config.go
View File

@ -2,7 +2,6 @@ package config
import (
"log"
"os"
"github.com/knadh/koanf"
"github.com/knadh/koanf/parsers/toml"
@ -25,18 +24,20 @@ func LoadConfig() (*koanf.Koanf, *kfile.File) {
CONFIG_KEY_FAN_POLL_INTERVAL: DEFAULT_FAN_POLL_INTERVAL,
CONFIG_KEY_FAN_SPEEDS: DEFAULT_FAN_SPEEDS,
CONFIG_KEY_FAN_MIN_SPEED: DEFAULT_FAN_MIN_SPEED,
}, "."), nil)
}, ""), nil)
// Bring in /etc/defaults/pf.toml if it exists
configFileProvider := kfile.Provider(CONFIG_FILE_PATH)
_, err := os.Stat(CONFIG_FILE_PATH)
if os.IsNotExist(err) {
//log.Printf("%s does not exist, USING DEFAULTS", CONFIG_FILE_PATH)
} else {
if errConfigFile := pfConfig.Load(configFileProvider, toml.Parser()); errConfigFile != nil {
log.Fatalf("Error loading config : %s", err)
}
log.Print("========================================")
if err := pfConfig.Load(configFileProvider, toml.Parser()); err != nil {
log.Fatalf("Error loading config : %s", err)
}
log.Print("========================================")
log.Print("========================================")
log.Print("Loaded Config")
pfConfig.Print()
log.Print("========================================")
return pfConfig, configFileProvider
}

2
config/constants.go
View File

@ -24,7 +24,7 @@ const (
const (
DEFAULT_SLIDESHOW_INTERVAL = "300s"
DEFAULT_SLIDESHOW_RESTART_INTERVAL = "7d"
DEFAULT_SLIDESHOW_RESTART_INTERVAL = "168h"
DEFAULT_HDMI_OFF = "*-*-* 00:00:00"
DEFAULT_HDMI_ON = "*-*-* 06:00:00"
DEFAULT_ALBUMS_ROOT = "/tank/pictures"

2
ui/config.go
View File

@ -272,7 +272,7 @@ func ConfigGui(pfconfig *koanf.Koanf) {
main.SetTitle("Configure Intervals")
main.Clear()
main.AddItem(intervalsForm, 0, 1, true)
main.AddItem(tview.NewTextView().SetText("Intervals are a number + letter\n\nUse\ns for seconds\nm for minutes\nh for hours\nd for days\nw for weeks"), 0, 1, false)
main.AddItem(tview.NewTextView().SetText("Intervals are a number + letter\n\nUse\ns for seconds\nm for minutes\nh for hours"), 0, 1, false)
app.SetFocus(intervalsForm)
}
if title == "HDMI On/Off" {

22
ui/slideshow.go
View File

@ -25,6 +25,7 @@ var fim *exec.Cmd = nil
var stdin io.WriteCloser = nil
func setupFim(PATH_TEMP_FOR_SLIDESHOW string) {
log.Print("Setting up new fim process")
// Prep slideshow command and arguments
// NOTE: The random flag is seeded with time() ; this is bad as we will be restarting the slideshow at about the same time per the configurd schedule
// We use the non-seeded form to ensure that it's a little more random (or at least hope it's a little more random)
@ -56,6 +57,7 @@ func Slideshow(pfconfig *koanf.Koanf) {
// /run is a tmpfs so this won't wear on the sd card storage
// Create temp folder
log.Print("Creating temp folder for album selections")
_, err := os.Stat(PATH_TEMP_FOR_SLIDESHOW)
if os.IsNotExist(err) {
errDir := os.MkdirAll(PATH_TEMP_FOR_SLIDESHOW, 0755)
@ -65,6 +67,7 @@ func Slideshow(pfconfig *koanf.Koanf) {
}
// Cleanup temp folder if it already existed
log.Print("Cleaning up temp folder if it exists")
dirRead, err := os.Open(PATH_TEMP_FOR_SLIDESHOW)
if err != nil {
log.Fatalf("Error setting up slideshow : %s", err)
@ -90,6 +93,7 @@ func Slideshow(pfconfig *koanf.Koanf) {
// Setup symlinks to selected albums to be used with slideshow
// Add albums full paths to command line args for fim
log.Print("Setting up symlinks to selected albums")
albumRootPath := pfconfig.String(config.CONFIG_KEY_ALBUMS_ROOT)
for _, album := range pfconfig.Strings(config.CONFIG_KEY_ALBUMS_SELECTED) {
source := albumRootPath + album
@ -127,7 +131,13 @@ func Slideshow(pfconfig *koanf.Koanf) {
setupFim(PATH_TEMP_FOR_SLIDESHOW)
// Advance slideshow every interval as defined in const()
ticker := time.NewTicker(pfconfig.Duration(config.CONFIG_KEY_SLIDESHOW_INTERVAL))
log.Print("Setting up slideshow advance slide ticker")
slideshowAdvanceDurationString := pfconfig.String(config.CONFIG_KEY_SLIDESHOW_INTERVAL)
slideshowAdvanceDuration, err := time.ParseDuration(slideshowAdvanceDurationString)
if err != nil {
log.Fatalf("Error parsing slide duration : %s", err)
}
ticker := time.NewTicker(slideshowAdvanceDuration)
stop_ticker := make(chan struct{})
go func() {
for {
@ -162,6 +172,7 @@ func Slideshow(pfconfig *koanf.Koanf) {
STOP_SLIDESHOW := false
// Goroutine for tracking which keys are pressed and controlling fim if appropriate
log.Print("Setting up keyboard listener")
keyboardCtx, keyboardCancel := context.WithCancel(context.Background())
go func(keyboardCtx context.Context) {
for {
@ -211,7 +222,13 @@ func Slideshow(pfconfig *koanf.Koanf) {
}(keyboardCtx)
// Restart fim after configured timeout ; This is setup as a ticker due to KemoNine not getting CommandWithContext stuff to work properly (lots of pointer related crashes and the like)
fimTicker := time.NewTicker(pfconfig.Duration(config.CONFIG_KEY_SLIDESHOW_RESTART_INTERVAL))
log.Print("Setting up fim restart ticker")
fimRestartDurationString := pfconfig.String(config.CONFIG_KEY_SLIDESHOW_RESTART_INTERVAL)
fimRestartDuration, err := time.ParseDuration(fimRestartDurationString)
if err != nil {
log.Fatalf("Error parsing restart duration : %S", err)
}
fimTicker := time.NewTicker(fimRestartDuration)
stop_fim_ticker := make(chan struct{})
go func() {
for {
@ -234,6 +251,7 @@ func Slideshow(pfconfig *koanf.Koanf) {
// Run fim
for !STOP_SLIDESHOW {
log.Print("Top of fim slideshow loop")
if err := fim.Run(); err != nil {
// Unwrap the error a bit so we can find out if a signal killed fim or something else
// An exit code of -1 means the program didn't exit in time or was terminated by a signal (per the docs)