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Add healthcheck command #1982

Merged
merged 3 commits into from
Aug 21, 2017
Merged

Add healthcheck command #1982

merged 3 commits into from
Aug 21, 2017

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emilevauge
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@emilevauge emilevauge commented Aug 21, 2017

Description

This PR adds a traefik healthcheck command that can be used by Docker with the new HEALTHCHECK instruction (see containous/traefik-library-image#12).

The web provider needs to be enabled.

/cc @EtienneDufresne @vdemeester

  • Remove ping from auth middleware

Fixes #1560

@ldez ldez added this to the 1.4 milestone Aug 21, 2017
@emilevauge emilevauge removed the WIP label Aug 21, 2017
@emilevauge emilevauge force-pushed the add-healthcheck-command branch 4 times, most recently from b5efa4d to 17346d5 Compare August 21, 2017 16:31
fmt.Printf("Error calling healthcheck: %s\n", err)
os.Exit(1)
}
if resp.Status != "200 OK" {
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I'd check resp.StatusCode for http.StatusOK.

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Absolutely

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@vdemeester vdemeester left a comment

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👼

@@ -26,6 +27,7 @@ import (
"github.com/coreos/go-systemd/daemon"
"github.com/docker/libkv/store"
"github.com/satori/go.uuid"
"net/http"
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The import are a little messed-up 😓 😛

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Fixed

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@vdemeester vdemeester left a comment

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LGTM 🐸

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@ldez ldez left a comment

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minor changes

DefaultPointersConfig: traefikPointersConfiguration,
Run: func() error {
if traefikConfiguration.Web == nil {
fmt.Printf("Please enable the web provider to use healtcheck.\n")
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fmt.Println(...)

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I was thinking of homogeneity, but meh, I can change this if you want.

fmt.Printf("Bad healthcheck status: %s\n", resp.Status)
os.Exit(1)
}
fmt.Printf("OK: %s\n", resp.Request.URL.String())
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fmt.Println("OK:", resp.Request.URL) or fmt.Printf("OK: %s\n", resp.Request.URL)

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Not sure to understand, fmt.Printf("OK: %s\n", resp.Request.URL.String()) -> fmt.Printf("OK: %s\n", resp.Request.URL) ? Why ?

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because %s call .String()

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OK then ;)

docs/basics.md Outdated
@@ -514,6 +514,7 @@ List of Træfik available commands with description :             
- `version` : Print version 
- `storeconfig` : Store the static traefik configuration into a Key-value stores. Please refer to the [Store Træfik configuration](/user-guide/kv-config/#store-trfk-configuration) section to get documentation on it.
- `bug`: The easiest way to submit a pre-filled issue.
- `healthcheck`: Calls traefik `/ping` to check health
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Add a dot at the end of the sentence.

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@nmengin nmengin left a comment

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LGTM 👨‍⚕️ 💉

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LGTM

Signed-off-by: Emile Vauge <emile@vauge.com>
Signed-off-by: Emile Vauge <emile@vauge.com>
Signed-off-by: Emile Vauge <emile@vauge.com>
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7 participants