diff --git a/build b/build
index c76140f7f..2789a6097 100755
--- a/build
+++ b/build
@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+
 source ./scripts/test_lib.sh
 
 GIT_SHA=$(git rev-parse --short HEAD || echo "GitNotFound")
diff --git a/build.sh b/build.sh
new file mode 120000
index 000000000..c795b054e
--- /dev/null
+++ b/build.sh
@@ -0,0 +1 @@
+build
\ No newline at end of file
diff --git a/scripts/fix.sh b/scripts/fix.sh
new file mode 100755
index 000000000..4508c44df
--- /dev/null
+++ b/scripts/fix.sh
@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+set -e
+
+source ./scripts/test_lib.sh
+source ./scripts/updatebom.sh
+
+function mod_tidy_fix {
+  run rm ./go.sum || return 2
+  run go mod tidy || return 2
+}
+
+log_callout -e "\nFixing etcd code for you...\n"
+
+run_for_modules run go fmt || exit 2
+run_for_modules mod_tidy_fix || exit 2
+run_for_module tests bom_fix || exit 2
+
+log_success -e "\nSUCCESS: etcd code is fixed :)"
diff --git a/scripts/install_tool.sh b/scripts/install_tool.sh
deleted file mode 100755
index 05a788825..000000000
--- a/scripts/install_tool.sh
+++ /dev/null
@@ -1,19 +0,0 @@
-#!/usr/bin/env bash
-
-# Usage ./install_tool.sh {go_module}
-#
-# Install given tool and makes it available on $PATH (assuming standard config),
-# without modification to vendor or go.mod file.
-#
-# When https://github.com/golang/go/issues/40276 is implemented, usage
-# of this script should get replaced by pure: 
-# 
-# go install {go_module}@latest
-# 
-set -e
-
->&2 echo "installing: ${1}"
-(
-  cd "$(mktemp -d)"
-  GO111MODULE=on go get "$1"
-)
diff --git a/scripts/test_lib.sh b/scripts/test_lib.sh
index f14c887e5..cd8b5b32d 100644
--- a/scripts/test_lib.sh
+++ b/scripts/test_lib.sh
@@ -1,6 +1,11 @@
 #!/usr/bin/env bash
 
-ETCD_ROOT_DIR="$(pwd)"
+if [[ "$(go list)" != "go.etcd.io/etcd/v3" ]]; then
+	echo "must be run from 'go.etcd.io/etcd/v3' module directory"
+	exit 255
+fi
+
+ETCD_ROOT_DIR=$(go list -f '{{.Dir}}' "go.etcd.io/etcd/v3")
 
 ####   Convenient IO methods #####
 
@@ -8,11 +13,13 @@ COLOR_RED='\033[0;31m'
 COLOR_ORANGE='\033[0;33m'
 COLOR_GREEN='\033[0;32m'
 COLOR_LIGHTCYAN='\033[0;36m'
-
+COLOR_BLUE='\033[0;94m'
+COLOR_MAGENTA='\033[95m'
+COLOR_BOLD='\033[1m'
 COLOR_NONE='\033[0m' # No Color
 
 function log_error {
-  >&2 echo -n -e "${COLOR_RED}"
+  >&2 echo -n -e "${COLOR_BOLD}${COLOR_RED}"
   >&2 echo "$@"
   >&2 echo -n -e "${COLOR_NONE}"
 }
@@ -29,6 +36,12 @@ function log_callout {
   >&2 echo -n -e "${COLOR_NONE}"
 }
 
+function log_cmd {
+  >&2 echo -n -e "${COLOR_BLUE}"
+  >&2 echo "$@"
+  >&2 echo -n -e "${COLOR_NONE}"
+}
+
 function log_success {
   >&2 echo -n -e "${COLOR_GREEN}"
   >&2 echo "$@"
@@ -70,8 +83,8 @@ function run {
     repro="${command[*]}"
   fi
 
-  log_callout "% ${repro}"
-  "${@}" 2> >(while read -r line; do echo -e "\e[01;31m$line\e[0m" >&2; done)
+  log_cmd "% ${repro}"
+  "${@}" 2> >(while read -r line; do echo -e "stderr: ${COLOR_MAGENTA}${line}${COLOR_NONE}" >&2; done)
   local error_code=$?
   if [ ${error_code} -ne 0 ]; then
     log_error -e "FAIL: (code:${error_code}):\n  % ${repro}"
@@ -87,7 +100,7 @@ function run_for_module {
   local module=${1:-"."}
   shift 1
   (
-    cd "${module}" && "$@"
+    cd "${ETCD_ROOT_DIR}/${module}" && "$@"
   )
 }
 
@@ -211,13 +224,15 @@ function tool_exists {
 
 # tool_get_bin [tool] - returns absolute path to a tool binary (or returns error)
 function tool_get_bin {
-  tool_exists "gobin" "GO111MODULE=off go get -u github.com/myitcv/gobin" || return 2
+  tool_exists "gobin" "GO111MODULE=off go get github.com/myitcv/gobin" || return 2
 
   local tool="$1"
   if [[ "$tool" == *"@"* ]]; then
-    run gobin -p "${tool}" || return 2
+    # shellcheck disable=SC2086
+    run gobin ${GOBINARGS} -p "${tool}" || return 2
   else
-    run_for_module ./tools/mod run gobin -p -m --mod=readonly "${tool}" || return 2
+    # shellcheck disable=SC2086
+    run_for_module ./tools/mod run gobin ${GOBINARGS} -p -m --mod=readonly "${tool}" || return 2
   fi
 }
 
@@ -237,3 +252,5 @@ function run_go_tool {
   run "${cmdbin}" "$@" || return 2
 }
 
+# Ensure gobin is available, as it runs majority of the tools
+run env GO111MODULE=off go get github.com/myitcv/gobin
diff --git a/scripts/updatebom.sh b/scripts/updatebom.sh
index d479abb86..ec2551f6e 100755
--- a/scripts/updatebom.sh
+++ b/scripts/updatebom.sh
@@ -1,17 +1,38 @@
 #!/usr/bin/env bash
 
 set -e
+source ./scripts/test_lib.sh
 
-if ! [[ "$0" =~ scripts/updatebom.sh ]]; then
-	echo "must be run from repository root"
-	exit 255
-fi
+function bom_fixlet {
+  log_callout "generating bill-of-materials.json"
 
-./scripts/install_tool.sh github.com/coreos/license-bill-of-materials
+  cp go.mod go.mod.tmp
+  cp go.sum go.sum.tmp
 
-echo "generating bill-of-materials.json"
-license-bill-of-materials \
-    --override-file ./bill-of-materials.override.json \
-    go.etcd.io/etcd/v3 go.etcd.io/etcd/v3/etcdctl > bill-of-materials.json
+  local modules
+  # shellcheck disable=SC2207
+  modules=($(modules_exp))
 
-echo "generated bill-of-materials.json"
+  if GOFLAGS=-mod=mod run_go_tool "github.com/coreos/license-bill-of-materials" \
+      --override-file ../bill-of-materials.override.json \
+      "${modules[@]}" > ../bill-of-materials.json.tmp; then
+    cp ../bill-of-materials.json.tmp ../bill-of-materials.json
+    log_success "bom refreshed"
+  else
+    log_error "FAIL: bom refreshing failed"
+  fi
+  mv go.mod.tmp go.mod
+  mv go.sum.tmp go.sum
+}
+
+function bom_fix {
+  # We regenerate bom from the tests directory, as it's a module
+  # that depends on all other modules, so we can generate comprehensive content.
+  # TODO: Migrate to root module, when root module depends on everything (including server & tests).
+  run_for_module "./tests" bom_fixlet
+}
+
+# only build when called directly, not sourced
+if [[ "$0" =~ updatebom.sh$ ]]; then
+  bom_fix
+fi
\ No newline at end of file
diff --git a/test b/test
index 9c38ca0e6..b1b576a72 100755
--- a/test
+++ b/test
@@ -33,13 +33,17 @@
 # $ go tool cover -html ./coverage/cover.out
 set -e
 
+# Consider command as failed when any component of the pipe fails:
+# https://stackoverflow.com/questions/1221833/pipe-output-and-capture-exit-status-in-bash
+set -o pipefail
+
 # The test script is not supposed to make any changes to the files
 # e.g. add/update missing dependencies. Such divergences should be 
 # detected and trigger a failure that needs explicit developer's action.
 export GOFLAGS=-mod=readonly
 
-source ./build
 source ./scripts/test_lib.sh
+source ./build
 
 PASSES=${PASSES:-"fmt bom dep build unit"}
 PKG=${PKG:-}
@@ -207,12 +211,6 @@ function pkg_to_coverprofileflag {
 }
 
 function cov_pass {
-  # gocovmerge merges coverage files
-  if ! command -v gocovmerge >/dev/null; then
-    log_error "gocovmerge not installed (need: ./scripts/install_tool.sh github.com/gyuho/gocovmerge)"
-    return 255
-  fi
-
   # shellcheck disable=SC2153
   if [ -z "$COVERDIR" ]; then
     log_error "COVERDIR undeclared"
@@ -267,7 +265,7 @@ function cov_pass {
   # incrementally merge to get coverage data even if some coverage files are corrupted
   for f in "${coverdir}"/*.coverprofile; do
     echo "merging test coverage file ${f}"
-    gocovmerge "${f}" "${cover_out_file}"  > "${coverdir}/cover.tmp" || failed="$failed gocovmerge:$f"
+    run_go_tool "github.com/gyuho/gocovmerge" "${f}" "${cover_out_file}"  > "${coverdir}/cover.tmp" || failed="$failed gocovmerge:$f"
     if [ -s "${coverdir}"/cover.tmp ]; then
       mv "${coverdir}/cover.tmp" "${cover_out_file}"
     fi
@@ -336,50 +334,38 @@ function govet_pass {
 }
 
 function govet_shadow_pass {
-  if tool_exists "shadow" "./scripts/install_tool.sh golang.org/x/tools/go/analysis/passes/shadow/cmd/shadow"; then
-    run_for_modules generic_checker run go vet -all -vettool="$(command -v shadow)"
-  fi
+  local shadow
+  shadow=$(tool_get_bin "golang.org/x/tools/go/analysis/passes/shadow/cmd/shadow")
+  run_for_modules generic_checker run go vet -all -vettool="${shadow}"
 }
 
 function unparam_pass {
-  if tool_exists "unparam" "./scripts/install_tool.sh mvdan.cc/unparam"; then
-    run_for_modules generic_checker run unparam
-  fi
+  run_for_modules generic_checker run_go_tool "mvdan.cc/unparam"
 }
 
 function staticcheck_pass {
-  if tool_exists "staticcheck" "./scripts/install_tool.sh honnef.co/go/tools/cmd/staticcheck"; then
-    run_for_modules generic_checker run staticcheck
-  fi
+  run_for_modules generic_checker run_go_tool "honnef.co/go/tools/cmd/staticcheck"
 }
 
 function revive_pass {
-  if tool_exists "revive" "./scripts/install_tool.sh github.com/mgechev/revive"; then
-    run_for_modules generic_checker run revive -config "${ETCD_ROOT_DIR}/tests/revive.toml" -exclude "vendor/..."
-  fi
+  run_for_modules generic_checker run_go_tool "github.com/mgechev/revive" -config "${ETCD_ROOT_DIR}/tests/revive.toml" -exclude "vendor/..."
 }
 
 function unconvert_pass {
-  if tool_exists "unconvert" "./scripts/install_tool.sh github.com/mdempsky/unconvert"; then
-    run_for_modules generic_checker run unconvert -v
-  fi
+  run_for_modules generic_checker run_go_tool "github.com/mdempsky/unconvert" unconvert -v
 }
 
 function ineffassign_per_package {
   mapfile -t gofiles < <(go_srcs_in_module "$1")
-  run ineffassign "${gofiles[@]}"
+  run_go_tool github.com/gordonklaus/ineffassign "${gofiles[@]}"
 }
 
 function ineffassign_pass {
-  if tool_exists "ineffassign" "./scripts/install_tool.sh github.com/gordonklaus/ineffassign"; then
-    run_for_modules generic_checker ineffassign_per_package
-  fi
+  run_for_modules generic_checker ineffassign_per_package
 }
 
 function nakedret_pass {
-  if tool_exists "nakedret" "./scripts/install_tool.sh github.com/alexkohler/nakedret"; then
-    run_for_modules generic_checker run nakedret
-  fi
+  run_for_modules generic_checker run_go_tool "github.com/alexkohler/nakedret"
 }
 
 function license_header_pass {
@@ -441,23 +427,31 @@ function commit_title_pass {
 
 # goword_for_package package
 # checks spelling and comments in the 'package' in the current module
+#
 function goword_for_package {
   mapfile -t gofiles < <(go_srcs_in_module "$1")
+  local gowordRes
+
+  # spellchecking can be enabled with GOBINARGS="--tags=spell"
+  # but it requires heavy dependencies installation, like:
+  # apt-get install libaspell-dev libhunspell-dev hunspell-en-us aspell-en
+
   # only check for broke exported godocs
-  gowordRes=$(run goword -use-spell=false "${gofiles[@]}" | grep godoc-export | sort)
-  if [ -n "$gowordRes" ]; then
+  if gowordRes=$(run_go_tool "github.com/chzchzchz/goword" -use-spell=false "${gofiles[@]}" | grep godoc-export | sort); then
     log_error -e "goword checking failed:\\n${gowordRes}"
     return 255
   fi
+  if [ -n "$gowordRes" ]; then
+    log_error -e "goword checking returned output:\\n${gowordRes}"
+    return 255
+  fi
 }
 
 function goword_pass {
-  if tool_exists "goword" "./scripts_install_tool.sh github.com/chzchzchz/goword"; then
-    run_for_modules goword_for_package
-  fi
+  run_for_modules goword_for_package || return 255
 
   # check some spelling
-  gowordRes=$(run goword -ignore-file=.words clientv3/{*,*/*}.go | grep spell | sort)
+  gowordRes=$(run_go_tool "github.com/chzchzchz/goword" -ignore-file=.words clientv3/{*,*/*}.go | grep spell | sort)
   if [ -n "$gowordRes" ]; then
     log_error -e "goword checking failed:\\n${gowordRes}"
     return 255
@@ -475,11 +469,6 @@ function gofmt_pass {
 }
 
 function bom_pass {
-  if ! command -v license-bill-of-materials >/dev/null; then
-    log_warning "./license-bill-of-materials not FOUND"
-    log_warning "USE: ./scripts/install_tool.sh github.com/coreos/license-bill-of-materials"
-    return
-  fi
   log_callout "Checking bill of materials..."
   # https://github.com/golang/go/commit/7c388cc89c76bc7167287fb488afcaf5a4aa12bf
   (
@@ -491,7 +480,7 @@ function bom_pass {
     run cp go.sum go.sum.tmp || return 2
     run cp go.mod go.mod.tmp || return 2
 
-    output=$(GOFLAGS=-mod=mod run license-bill-of-materials \
+    output=$(GOFLAGS=-mod=mod run_go_tool github.com/coreos/license-bill-of-materials \
       --override-file ../bill-of-materials.override.json \
       "${modules[@]}")
     code="$?"
diff --git a/test.sh b/test.sh
new file mode 120000
index 000000000..30d74d258
--- /dev/null
+++ b/test.sh
@@ -0,0 +1 @@
+test
\ No newline at end of file
diff --git a/tests/Dockerfile b/tests/Dockerfile
index d21c50204..52923686a 100644
--- a/tests/Dockerfile
+++ b/tests/Dockerfile
@@ -44,16 +44,8 @@ WORKDIR ${GOPATH}/src/go.etcd.io/etcd
 
 ADD ./scripts/install-marker.sh /tmp/install-marker.sh
 
-RUN go get -v -u -tags spell github.com/chzchzchz/goword \
-  && go get -v -u github.com/coreos/license-bill-of-materials \
-  && go get -v -u github.com/mgechev/revive \
-  && go get -v -u github.com/mdempsky/unconvert \
-  && go get -v -u mvdan.cc/unparam \
-  && go get -v -u honnef.co/go/tools/cmd/staticcheck \
-  && go get -v -u github.com/gyuho/gocovmerge \
-  && go get -v -u github.com/gordonklaus/ineffassign \
-  && go get -v -u github.com/alexkohler/nakedret \
-  && /tmp/install-marker.sh amd64 \
+RUN GO111MODULE=off go get github.com/myitcv/gobin
+RUN /tmp/install-marker.sh amd64 \
   && rm -f /tmp/install-marker.sh \
   && curl -s https://codecov.io/bash >/codecov \
-  && chmod 700 /codecov
\ No newline at end of file
+  && chmod 700 /codecov
diff --git a/tools/mod/go.mod b/tools/mod/go.mod
index 0634a330d..522b394ec 100644
--- a/tools/mod/go.mod
+++ b/tools/mod/go.mod
@@ -3,13 +3,24 @@ module go.etcd.io/etcd/tools/v3
 go 1.15
 
 require (
+	github.com/akhenakh/hunspellgo v0.0.0-20160221122622-9db38fa26e19 // indirect
+	github.com/alexkohler/nakedret v1.0.0
+	github.com/chzchzchz/goword v0.0.0-20170907005317-a9744cb52b03
+	github.com/coreos/license-bill-of-materials v0.0.0-20190913234955-13baff47494e
 	github.com/ghodss/yaml v1.0.0 // indirect
 	github.com/go-openapi/loads v0.19.5 // indirect
 	github.com/go-openapi/spec v0.19.9 // indirect
 	github.com/gogo/protobuf v1.0.0
+	github.com/gordonklaus/ineffassign v0.0.0-20200809085317-e36bfde3bb78
 	github.com/grpc-ecosystem/grpc-gateway v1.4.1
+	github.com/gyuho/gocovmerge v0.0.0-20171205171859-50c7e6afd535
 	github.com/hexfusion/schwag v0.0.0-20170606222847-b7d0fc9aadaa
+	github.com/mdempsky/unconvert v0.0.0-20200228143138-95ecdbfc0b5f
+	github.com/mgechev/revive v1.0.2
+	github.com/trustmaster/go-aspell v0.0.0-20200701131845-c2b1f55bec8f // indirect
 	go.etcd.io/protodoc v0.0.0-20180829002748-484ab544e116
 	google.golang.org/genproto v0.0.0-20201008135153-289734e2e40c // indirect
 	gopkg.in/yaml.v2 v2.3.0 // indirect
+	honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc
+	mvdan.cc/unparam v0.0.0-20200501210554-b37ab49443f7
 )
diff --git a/tools/mod/go.sum b/tools/mod/go.sum
index 7c1745a4d..3242eb391 100644
--- a/tools/mod/go.sum
+++ b/tools/mod/go.sum
@@ -1,24 +1,38 @@
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
+github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/PuerkitoBio/purell v1.1.0/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbtSwDGJws/X0=
 github.com/PuerkitoBio/purell v1.1.1 h1:WEQqlqaGbrPkxLJWfBwQmfEAE1Z7ONdDLqrN38tNFfI=
 github.com/PuerkitoBio/purell v1.1.1/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbtSwDGJws/X0=
 github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 h1:d+Bc7a5rLufV/sSk/8dngufqelfh6jnri85riMAaF/M=
 github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578/go.mod h1:uGdkoq3SwY9Y+13GIhn11/XLaGBb4BfwItxLd5jeuXE=
+github.com/akhenakh/hunspellgo v0.0.0-20160221122622-9db38fa26e19 h1:bYOD6QJnBJY79MJQR1i9cyQePG5oNDZXDKL2bhN/uvE=
+github.com/akhenakh/hunspellgo v0.0.0-20160221122622-9db38fa26e19/go.mod h1:HcqyLXmWoESd/vPSbCPqvgw5l5cMM5PtoqFOnXLjSeM=
+github.com/alexkohler/nakedret v1.0.0 h1:S/bzOFhZHYUJp6qPmdXdFHS5nlWGFmLmoc8QOydvotE=
+github.com/alexkohler/nakedret v1.0.0/go.mod h1:tfDQbtPt67HhBK/6P0yNktIX7peCxfOp0jO9007DrLE=
 github.com/asaskevich/govalidator v0.0.0-20180720115003-f9ffefc3facf/go.mod h1:lB+ZfQJz7igIIfQNfa7Ml4HSf2uFQQRzpGGRXenZAgY=
 github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a/go.mod h1:lB+ZfQJz7igIIfQNfa7Ml4HSf2uFQQRzpGGRXenZAgY=
 github.com/asaskevich/govalidator v0.0.0-20200108200545-475eaeb16496 h1:zV3ejI06GQ59hwDQAvmK1qxOQGB3WuVTRoY0okPTAv0=
 github.com/asaskevich/govalidator v0.0.0-20200108200545-475eaeb16496/go.mod h1:oGkLhpf+kjZl6xBf758TQhh5XrAeiJv/7FRz/2spLIg=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
+github.com/chzchzchz/goword v0.0.0-20170907005317-a9744cb52b03 h1:0wUHjDfbCAROEAZ96zAJGwcNMkPIheFaIjtQyv3QqfM=
+github.com/chzchzchz/goword v0.0.0-20170907005317-a9744cb52b03/go.mod h1:uFE9hX+zXEwvyUThZ4gDb9vkAwc5DoHUnRSEpH0VrOs=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
+github.com/coreos/license-bill-of-materials v0.0.0-20190913234955-13baff47494e h1:vHRufSa2k8tfkcDdia1vJFa+oiBvvPxW94mg76PPAoA=
+github.com/coreos/license-bill-of-materials v0.0.0-20190913234955-13baff47494e/go.mod h1:4xMOusJ7xxc84WclVxKT8+lNfGYDwojOUC2OQNCwcj4=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
+github.com/fatih/color v1.9.0 h1:8xPHl4/q1VyqGIPif1F+1V3Y3lSmrq01EabUW3CoW5s=
+github.com/fatih/color v1.9.0/go.mod h1:eQcE1qtQxscV5RaZvpXrrb8Drkc3/DdQ+uUYCNjL+zU=
+github.com/fatih/structtag v1.2.0 h1:/OdNE99OxoI/PqaW/SuSK9uxxT3f/tcSZgon/ssNSx4=
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@@ -99,8 +113,12 @@ github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
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@@ -125,19 +143,39 @@ github.com/mailru/easyjson v0.7.1 h1:mdxE1MF9o53iCb2Ghj1VfWvh7ZOwHpnVG/xwXrV90U8
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@@ -153,8 +191,11 @@ github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0
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@@ -165,10 +206,14 @@ golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACk
 golang.org/x/crypto v0.0.0-20190422162423-af44ce270edf/go.mod h1:WFFai1msRO1wXaEeE5yQxYXgSfI8pQAWXbQop6sCtWE=
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@@ -176,6 +221,7 @@ golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73r
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@@ -185,15 +231,19 @@ golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJ
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@@ -208,7 +258,14 @@ golang.org/x/tools v0.0.0-20190416151739-9c9e1878f421/go.mod h1:LCzVGOaR6xXOjkQ3
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 golang.org/x/tools v0.0.0-20190614205625-5aca471b1d59/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
+golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
+golang.org/x/tools v0.0.0-20200225230052-807dcd883420/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
+golang.org/x/tools v0.0.0-20200426102838-f3a5411a4c3b h1:zSzQJAznWxAh9fZxiPy2FZo+ZZEYoYFYYDYdOrU7AaM=
+golang.org/x/tools v0.0.0-20200426102838-f3a5411a4c3b/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
+golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
@@ -234,6 +291,9 @@ gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
+gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/errgo.v2 v2.1.0 h1:0vLT13EuvQ0hNvakwLuFZ/jYrLp5F3kcWHXdRggjCE8=
 gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
@@ -242,4 +302,8 @@ gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
+honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc h1:/hemPrYIhOhy8zYrNj+069zDB68us2sMGsfkFJO0iZs=
 honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
+k8s.io/klog v1.0.0/go.mod h1:4Bi6QPql/J/LkTDqv7R/cd3hPo4k2DG6Ptcz060Ez5I=
+mvdan.cc/unparam v0.0.0-20200501210554-b37ab49443f7 h1:kAREL6MPwpsk1/PQPFD3Eg7WAQR5mPTWZJaBiG5LDbY=
+mvdan.cc/unparam v0.0.0-20200501210554-b37ab49443f7/go.mod h1:HGC5lll35J70Y5v7vCGb9oLhHoScFwkHDJm/05RdSTc=
diff --git a/tools/mod/install_all.sh b/tools/mod/install_all.sh
new file mode 100755
index 000000000..7de5fb014
--- /dev/null
+++ b/tools/mod/install_all.sh
@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+
+cd ./tools/mod || exit 2
+go list --tags tools -f '{{ join .Imports "\n" }}' | xargs gobin -p
diff --git a/tools/mod/libs.go b/tools/mod/libs.go
new file mode 100644
index 000000000..0d05c2185
--- /dev/null
+++ b/tools/mod/libs.go
@@ -0,0 +1,25 @@
+// Copyright 2016 The etcd Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// +build libs
+
+// This file implements that pattern:
+// https://github.com/golang/go/wiki/Modules#how-can-i-track-tool-dependencies-for-a-module
+// for etcd. Thanks to this file 'go mod tidy' does not removes dependencies.
+
+package libs
+
+import (
+	_ "github.com/gogo/protobuf/proto"
+)
diff --git a/tools/mod/tools.go b/tools/mod/tools.go
index f358ec691..36be0523c 100644
--- a/tools/mod/tools.go
+++ b/tools/mod/tools.go
@@ -21,10 +21,18 @@
 package tools
 
 import (
-	_ "github.com/gogo/protobuf/proto"
 	// Uncomment when upgrading to >1.9.0 version
 	// _ "github.com/grpc-ecosystem/grpc-gateway/protoc-gen-grpc-gateway"
+	_ "github.com/alexkohler/nakedret"
+	_ "github.com/chzchzchz/goword"
+	_ "github.com/coreos/license-bill-of-materials"
+	_ "github.com/gordonklaus/ineffassign"
 	_ "github.com/grpc-ecosystem/grpc-gateway/protoc-gen-swagger"
+	_ "github.com/gyuho/gocovmerge"
 	_ "github.com/hexfusion/schwag"
+	_ "github.com/mdempsky/unconvert"
+	_ "github.com/mgechev/revive"
 	_ "go.etcd.io/protodoc"
+	_ "honnef.co/go/tools/cmd/staticcheck"
+	_ "mvdan.cc/unparam"
 )