From d13352910d3c352d07d7e482bc87227ce88bdb22 Mon Sep 17 00:00:00 2001
From: Quentin Dufour <quentin@deuxfleurs.fr>
Date: Tue, 2 Jun 2020 12:26:41 +0200
Subject: Add upgrade documentation

---
 docker/bckp/kv_to_s3.go | 83 -------------------------------------------------
 1 file changed, 83 deletions(-)
 delete mode 100644 docker/bckp/kv_to_s3.go

(limited to 'docker/bckp/kv_to_s3.go')

diff --git a/docker/bckp/kv_to_s3.go b/docker/bckp/kv_to_s3.go
deleted file mode 100644
index 5b629b8..0000000
--- a/docker/bckp/kv_to_s3.go
+++ /dev/null
@@ -1,83 +0,0 @@
-package main
-import (
-  "github.com/hashicorp/consul/api"
-  "errors"
-  "log"
-  "fmt"
-  "os"
-  "encoding/base64"
-  /*"github.com/aws/aws-sdk-go/service/s3"*/
-)
-
-const consul_addr string = "KV2S3_CONSUL_ADDR"
-const enc_key string = "KV2S3_ENC_KEY"
-
-const key_exp_bits int = 256
-const key_exp_bytes int = key_exp_bits / 8
-
-func errIsPanic(err error, format string, a ...interface{}) {
-  if err != nil {
-    log.Panicf(format, a...)
-  }
-}
-
-func absentIsErr(present bool) error {
-  if !present {
-    return errors.New("Environement variable is not set.")
-  }
-  return nil
-}
-
-func main() {
-  log.Println("starting consul kv backup...")
-
-  //--- Ask Consul to Snapshot our KV
-  var present bool
-  conf := api.DefaultConfig()
-  conf.Address, present = os.LookupEnv(consul_addr)
-  err := absentIsErr(present)
-  errIsPanic(err, "%v env required. %v", consul_addr, err)
-  //@FIXME add later support for HTTPS
-
-  options := api.QueryOptions {
-    // Prevent from backuping forever silently a desynchronized node
-    AllowStale: false,
-  }
-
-  consul, err := api.NewClient(conf)
-  errIsPanic(err, "Unable to build a new client. %v", err)
-
-  reader, _, err := consul.Snapshot().Save(&options)
-  defer reader.Close()
-  errIsPanic(err, "Snapshot failed. %v", err)
-
-  //--- Get encryption key and check it
-  b64_key, present := os.LookupEnv(enc_key)
-  err = absentIsErr(present)
-  errIsPanic(err, "%v env required. %v", enc_key, err)
-  raw_key, err := base64.StdEncoding.DecodeString(b64_key)
-  errIsPanic(err, "Unable to decode base64 key. %v", err)
-
-  err = nil
-  key_size_bytes := len(raw_key)
-  key_size_bits := key_size_bytes
-
-  if key_size_bytes != key_exp_bytes {
-    msg := fmt.Sprintf(
-      "Key size is %d bits (%d bytes) instead of %d bits (%d bytes).",
-      key_size_bits,
-      key_size_bytes,
-      key_exp_bits,
-      key_exp_bytes)
-
-    err = errors.New(msg)
-  }
-  errIsPanic(err, "We deliberately support only 256 bits (32 bytes) keys. %v", err)
-
-  //--- Encryption
-  // Not a simple thing to do it in a streaming manner - is it only a good idea?
-  // https://neilmadden.blog/2019/12/30/a-few-comments-on-age/
-  // https://moxie.org/2011/12/13/the-cryptographic-doom-principle.html
-
-
-}
-- 
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