diff --git a/cmd/headscale/headscale.go b/cmd/headscale/headscale.go index 3769f534..ca443216 100644 --- a/cmd/headscale/headscale.go +++ b/cmd/headscale/headscale.go @@ -4,6 +4,7 @@ import ( "os" "time" + "github.com/efekarakus/termcolor" "github.com/juanfont/headscale/cmd/headscale/cli" "github.com/rs/zerolog" "github.com/rs/zerolog/log" @@ -11,10 +12,32 @@ import ( ) func main() { + var colors bool + switch l := termcolor.SupportLevel(os.Stderr); l { + case termcolor.Level16M: + colors = true + case termcolor.Level256: + colors = true + case termcolor.LevelBasic: + colors = true + default: + // no color, return text as is. + log.Trace().Msg("Colors are not supported, disabling") + colors = false + } + + // Adhere to no-color.org manifesto of allowing users to + // turn off color in cli/services + if _, noColorIsSet := os.LookupEnv("NO_COLOR"); noColorIsSet { + log.Trace().Msg("NO_COLOR is set, disabling colors") + colors = false + } + zerolog.TimeFieldFormat = zerolog.TimeFormatUnix log.Logger = log.Output(zerolog.ConsoleWriter{ Out: os.Stdout, TimeFormat: time.RFC3339, + NoColor: !colors, }) err := cli.LoadConfig("") diff --git a/go.mod b/go.mod index 818683ef..1bfb4bbd 100644 --- a/go.mod +++ b/go.mod @@ -4,6 +4,7 @@ go 1.16 require ( github.com/AlecAivazis/survey/v2 v2.0.5 + github.com/efekarakus/termcolor v1.0.1 // indirect github.com/gin-gonic/gin v1.7.2 github.com/hako/durafmt v0.0.0-20210608085754-5c1018a4e16b github.com/klauspost/compress v1.13.1 diff --git a/go.sum b/go.sum index 4b189d72..1f3779b4 100644 --- a/go.sum +++ b/go.sum @@ -146,6 +146,8 @@ github.com/eapache/go-resiliency v1.1.0/go.mod h1:kFI+JgMyC7bLPUVY133qvEBtVayf5m github.com/eapache/go-xerial-snappy v0.0.0-20180814174437-776d5712da21/go.mod h1:+020luEh2TKB4/GOp8oxxtq0Daoen/Cii55CzbTV6DU= github.com/eapache/queue v1.1.0/go.mod h1:6eCeP0CKFpHLu8blIFXhExK/dRa7WDZfr6jVFPTqq+I= github.com/edsrzf/mmap-go v1.0.0/go.mod h1:YO35OhQPt3KJa3ryjFM5Bs14WD66h8eGKpfaBNrHW5M= +github.com/efekarakus/termcolor v1.0.1 h1:YAKFO3bnLrqZGTWyNLcYoSIAQFKVOmbqmDnwsU/znzg= +github.com/efekarakus/termcolor v1.0.1/go.mod h1:AitrZNrE4nPO538fRsqf+p0WgLdAsGN5pUNrHEPsEMM= github.com/emirpasic/gods v1.12.0/go.mod h1:YfzfFFoVP/catgzJb4IKIqXjX78Ha8FMSDh3ymbK86o= github.com/envoyproxy/go-control-plane v0.6.9/go.mod h1:SBwIajubJHhxtWwsL9s8ss4safvEdbitLhGGK48rN6g= github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4= @@ -532,6 +534,7 @@ github.com/mattn/go-isatty v0.0.5/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hd github.com/mattn/go-isatty v0.0.7/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s= github.com/mattn/go-isatty v0.0.8/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hdxcsrc5s= github.com/mattn/go-isatty v0.0.9/go.mod h1:YNRxwqDuOph6SZLI9vUUz6OYw3QyUt7WiY2yME+cCiQ= +github.com/mattn/go-isatty v0.0.10/go.mod h1:qgIWMr58cqv1PHHyhnkY9lrL7etaEgOFcMEpPG5Rm84= github.com/mattn/go-isatty v0.0.11/go.mod h1:PhnuNfih5lzO57/f3n+odYbM4JtupLOxQOAqxQCu2WE= github.com/mattn/go-isatty v0.0.12 h1:wuysRhFDzyxgEmMf5xjvJ2M9dZoWAXNNr5LSBS7uHXY= github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU= @@ -1002,6 +1005,7 @@ golang.org/x/sys v0.0.0-20191001151750-bb3f8db39f24/go.mod h1:h1NjWce9XRLGQEsW7w golang.org/x/sys v0.0.0-20191005200804-aed5e4c7ecf9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20191008105621-543471e840be/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= +golang.org/x/sys v0.0.0-20191113165036-4c7a9d0fe056/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20191120155948-bd437916bb0e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20191204072324-ce4227a45e2e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20191220142924-d4481acd189f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=