63 lines
1.7 KiB
Go
63 lines
1.7 KiB
Go
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package config
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import (
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"os"
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"path/filepath"
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homedir "github.com/mitchellh/go-homedir"
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"gopkg.in/urfave/cli.v2"
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"gopkg.in/urfave/cli.v2/altsrc"
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)
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var (
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// File names from which we attempt to read configuration.
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DefaultConfigFiles = []string{"config.yml", "config.yaml"}
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// Launchd doesn't set root env variables, so there is default
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// Windows default config dir was ~/cloudflare-warp in documentation; let's keep it compatible
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DefaultConfigDirs = []string{"~/.cloudflared", "~/.cloudflare-warp", "~/cloudflare-warp", "/usr/local/etc/cloudflared", "/etc/cloudflared"}
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)
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const DefaultCredentialFile = "cert.pem"
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// FileExists checks to see if a file exist at the provided path.
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func FileExists(path string) (bool, error) {
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f, err := os.Open(path)
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if err != nil {
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if os.IsNotExist(err) {
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// ignore missing files
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return false, nil
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}
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return false, err
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}
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f.Close()
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return true, nil
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}
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// FindInputSourceContext pulls the input source from the config flag.
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func FindInputSourceContext(context *cli.Context) (altsrc.InputSourceContext, error) {
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if context.String("config") != "" {
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return altsrc.NewYamlSourceFromFile(context.String("config"))
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}
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return nil, nil
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}
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// FindDefaultConfigPath returns the first path that contains a config file.
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// If none of the combination of DefaultConfigDirs and DefaultConfigFiles
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// contains a config file, return empty string.
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func FindDefaultConfigPath() string {
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for _, configDir := range DefaultConfigDirs {
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for _, configFile := range DefaultConfigFiles {
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dirPath, err := homedir.Expand(configDir)
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if err != nil {
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continue
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}
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path := filepath.Join(dirPath, configFile)
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if ok, _ := FileExists(path); ok {
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return path
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}
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}
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}
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return ""
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}
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