forked from coop-cloud-mirrors/godotenv
56 lines
1.1 KiB
Go
56 lines
1.1 KiB
Go
package main
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import (
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"flag"
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"fmt"
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"log"
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"strings"
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"github.com/joho/godotenv"
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)
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func main() {
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var showHelp bool
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flag.BoolVar(&showHelp, "h", false, "show help")
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var rawEnvFilenames string
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flag.StringVar(&rawEnvFilenames, "f", "", "comma separated paths to .env files")
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var overload bool
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flag.BoolVar(&overload, "o", false, "override existing .env variables")
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flag.Parse()
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usage := `
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Run a process with an env setup from a .env file
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godotenv [-o] [-f ENV_FILE_PATHS] COMMAND_ARGS
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ENV_FILE_PATHS: comma separated paths to .env files
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COMMAND_ARGS: command and args you want to run
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example
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godotenv -f /path/to/something/.env,/another/path/.env fortune
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`
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// if no args or -h flag
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// print usage and return
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args := flag.Args()
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if showHelp || len(args) == 0 {
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fmt.Println(usage)
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return
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}
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// load env
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var envFilenames []string
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if rawEnvFilenames != "" {
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envFilenames = strings.Split(rawEnvFilenames, ",")
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}
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// take rest of args and "exec" them
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cmd := args[0]
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cmdArgs := args[1:]
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err := godotenv.Exec(envFilenames, cmd, cmdArgs, overload)
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if err != nil {
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log.Fatal(err)
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}
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}
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