133 lines
3.6 KiB
Go
133 lines
3.6 KiB
Go
package main
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import (
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"flag"
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"os"
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"strconv"
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"strings"
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)
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// set default values and override values from environment variables
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func setDefaultsFromEnv() {
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// set default values
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debug = false
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concurrency = 15
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gitlabHost = "gitlab.com"
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gitlabToken = ""
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includeArchived = "excluded"
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repoDestinationPre = "$HOME/Documents"
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// override with environment variables if present
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if envDebug := os.Getenv("GOGITLABBER_DEBUG"); envDebug != "" {
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if debugVal, err := strconv.ParseBool(envDebug); err == nil {
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debug = debugVal
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} else {
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logPrint("Warning: Invalid debug value in environment, using default", nil)
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}
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}
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if envToken := os.Getenv("GITLAB_API_TOKEN"); envToken != "" {
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gitlabToken = envToken
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}
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if envHost := os.Getenv("GITLAB_URL"); envHost != "" {
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gitlabHost = envHost
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}
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if envRepoDest := os.Getenv("GOGITLABBER_DESTINATION"); envRepoDest != "" {
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repoDestinationPre = envRepoDest
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}
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if envConcurrency := os.Getenv("GOGITLABBER_CONCURRENCY"); envConcurrency != "" {
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if concurrencyVal, err := strconv.Atoi(envConcurrency); err == nil {
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concurrency = concurrencyVal
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} else {
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logPrint("Warning: Invalid concurrency value in environment, using default", nil)
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}
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}
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if envArchived := os.Getenv("GOGITLABBER_ARCHIVED"); envArchived != "" {
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switch envArchived {
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case "any", "exclusive", "excluded":
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includeArchived = envArchived
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default:
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logPrint("Warning: Invalid archived value in environment, using default", nil)
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}
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}
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}
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func manageArguments() {
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// set defaults from environment variables
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setDefaultsFromEnv()
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// define flags (which will override environment variables)
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var archivedFlag = flag.String(
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"archived",
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includeArchived,
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"To include archived repositories (any|excluded|exclusive)\n example: -archived=any\nenv = GOGITLABBER_ARCHIVED\n")
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var concurrencyFlag = flag.Int(
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"concurrency",
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concurrency,
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"Specify repository concurrency\n example: -concurrency=15\nenv = GOGITLABBER_CONCURRENCY\n")
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var destinationFlag = flag.String(
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"destination",
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repoDestinationPre,
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"Specify where to check the repositories out\n example: -destination=$HOME/repos\nenv = GOGITLABBER_DESTINATION\n")
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var hostFlag = flag.String(
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"gitlab-url",
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gitlabHost,
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"Specify GitLab host\n example: -gitlab-url=gitlab.com\nenv = GITLAB_URL\n")
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var tokenFlag = flag.String(
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"gitlab-api-token",
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gitlabToken,
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"Specify GitLab API token\n example: -gitlab-api=glpat-xxxx\nenv = GITLAB_API_TOKEN\n")
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var debugFlag = flag.Bool(
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"debug",
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debug,
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"Toggle debug mode\n example: -debug=true\nenv = GOGITLABBER_DEBUG\n")
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flag.Parse()
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// Override with flag values (higher precedence)
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concurrency = *concurrencyFlag
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debug = *debugFlag
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gitlabHost = *hostFlag
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gitlabToken = *tokenFlag
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includeArchived = *archivedFlag
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repoDestinationPre = *destinationFlag
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// add slash 🎩🎸 if not provided
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if !strings.HasSuffix(repoDestinationPre, "/") {
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repoDestinationPre += "/"
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}
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// validate required parameters
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if gitlabToken == "" {
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flag.Usage()
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logFatal("Configuration: Gitlab API Token not found", nil)
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}
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// validate archived option
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switch includeArchived {
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case "any", "exclusive", "excluded":
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default:
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flag.Usage()
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logFatal("Configuration: Invalid archive option: "+includeArchived, nil)
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}
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// Log configuration
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logPrint("Configuration: Using GitLab host: "+gitlabHost, nil)
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logPrint("Configuration: Using destination: "+repoDestinationPre, nil)
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logPrint("Configuration: Using concurrency: "+strconv.Itoa(concurrency), nil)
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logPrint("Configuration: Using archived option: "+includeArchived, nil)
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if debug {
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logPrint("Configuration: Debug mode enabled", nil)
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}
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}
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