velvettear/slideshow
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added environment variable to pass arguments to the specified script

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This commit is contained in:
Daniel Sommer 2023-11-30 16:32:49 +01:00
parent 6768f6c2e9
commit 3fc77c5b73
5 changed files with 7 additions and 2 deletions
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1
.vscode/launch.json vendored
View file

@ -15,6 +15,7 @@
"SLIDESHOW_PALETTE_ALGORITHM": "",
"SLIDESHOW_PALETTE_COLORS": "",
"SLIDESHOW_SCRIPT": "",
"SLIDESHOW_SCRIPT_ARGS": "",
"SLIDESHOW_SCRIPT_ASYNC": "",
"SLIDESHOW_SCRIPT_STAGE": "",
"SLIDESHOW_LOGLEVEL": "debug",

3
README.md
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@ -19,7 +19,8 @@ configuration is entirely done via environment variables.
| SLIDESHOW_PALETTE | | path to a file where the color palette will be stored |
| SLIDESHOW_PALETTE_ALGORITHM | "wsm" | the algorithm used to generate the color palette |
| SLIDESHOW_PALETTE_COLORS | 16 | the amount of colors generated |
| SLIDESHOW_SCRIPT | | path to a script to execute after each loop |
| SLIDESHOW_SCRIPT | | path to a script to execute each loop |
| SLIDESHOW_SCRIPT_ARGS | | arguments to pass to the script |
| SLIDESHOW_SCRIPT_ASYNC | false | run the script asynchronously (in a goroutine) |
| SLIDESHOW_SCRIPT_STAGE | | the stage at which the script is executed |
| SLIDESHOW_LOGLEVEL | "info" | the log level |

2
internal/config/config.go
View file

@ -17,6 +17,7 @@ var PaletteFile string
var PaletteAlgorithm string
var PaletteColors int
var Script string
var ScriptArgs []string
var ScriptAsync bool
var ScriptStage string
@ -58,6 +59,7 @@ func Initialize() {
}
PaletteColors = tmpInt
Script = os.Getenv("SLIDESHOW_SCRIPT")
ScriptArgs = strings.Split(os.Getenv("SLIDESHOW_SCRIPT_ARGS"), " ")
ScriptAsync, _ = strconv.ParseBool(os.Getenv("SLIDESHOW_SCRIPT_ASYNC"))
ScriptStage = strings.ToLower(os.Getenv("SLIDESHOW_SCRIPT_STAGE"))
checkScript()

2
internal/slideshow.go
View file

@ -98,7 +98,7 @@ func runScript(running bool) {
if !config.IsScriptSet() {
return
}
cmd := exec.Command(config.Script)
cmd := exec.Command(config.Script, config.ScriptArgs...)
error := cmd.Run()
if error != nil {
loggo.Error("encountered an error executing the script '"+config.Script+"'", error.Error())

1
slideshow.service
View file

@ -12,6 +12,7 @@ Environment="SLIDESHOW_PALETTE=/tmp/.slideshow.palette"
Environment="SLIDESHOW_PALETTE_ALGORITHM="
Environment="SLIDESHOW_PALETTE_COLORS="
Environment="SLIDESHOW_SCRIPT="
Environment="SLIDESHOW_SCRIPT_ARGS="
Environment="SLIDESHOW_SCRIPT_ASYNC="
Environment="SLIDESHOW_SCRIPT_STAGE="
Environment="SLIDESHOW_LOGLEVEL=debug"