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Refactor to functions

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This commit is contained in:
Javier J. Salmeron Garcia
2019-10-02 18:17:13 +03:00
parent c667a18e7f
commit 26831f6789
6 changed files with 170 additions and 110 deletions
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37
githooks/functions/libhelmlint.sh Normal file
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@@ -0,0 +1,37 @@
#!/bin/bash
run_helm_lint_chart() {
local -r chart_name="${1:?missing_chart_name}"
local -r chart_path="$(git rev-parse --show-toplevel)"/"$chart_name"
local test_failed=0
printf '\033[0;34m- Running helm lint %s\n\033[0m' "$chart_name"
if helm lint "$chart_path"; then
printf '\033[0;32m\U00002705 helm lint %s\n\n\033[0m' "$chart_name"
else
printf '\033[0;31m\U0001F6AB helm lint %s failed.\n\n\033[0m' "$chart_name"
test_failed=1
fi
for values_file in "$chart_path"/values.yaml "$chart_path"/ci/*.yaml; do
if [[ ! -f "$values_file" ]];then
continue
fi
values_file_display=${values_file#$chart_path/}
printf '\033\033[0;34m- Running helm template --values %s %s\n\033[0m' "$values_file_display" "$chart_name"
helm repo add bitnami https://charts.bitnami.com/bitnami >> /dev/null
helm dependency update "$chart_path" >> /dev/null
if helm template --values "$values_file" "$chart_path" >> /dev/null; then
printf '\033[0;32m\U00002705 helm template --values %s %s\n\n\033[0m' "$values_file_display" "$chart_name"
else
printf '\033[0;31m\U0001F6AB helm template --values %s %s failed.\n\n\033[0m' "$values_file_display" "$chart_path"
test_failed=1
fi
done
if [[ "$test_failed" = "1" ]]; then
false
else
true
fi
}

34
githooks/functions/libkubeval.sh Normal file
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@@ -0,0 +1,34 @@
#!/bin/bash
check_kubeval() {
if ! command -v kubeval > /dev/null 2>&1; then
printf '\033[0;31m\U0001F6AB kubeval is not installed\033[0m'
printf ' Install it from https://github.com/instrumenta/kubeval/releases'
exit 1
fi
}
run_kubeval_chart() {
local -r chart_name="${1:?missing_chart_name}"
local -r chart_path="$(git rev-parse --show-toplevel)"/"$chart_name"
local test_failed=0
for values_file in "$chart_path"/values.yaml "$chart_path"/ci/*.yaml; do
if [[ ! -f "$values_file" ]];then
continue
fi
values_file_display=${values_file#$chart_path/}
printf '\033[0;34m- Running helm template --values %s %s | kubeval\n\033[0m' "$values_file_display" "$chart_name"
if helm template --values "$values_file" "$chart_path" | kubeval; then
printf '\033[0;32m\U00002705 helm template --values %s %s | kubeval\n\n\033[0m' "$values_file_display" "$chart_name"
else
printf '\033[0;31m\U0001F6AB helm template --values %s %s | kubeval failed. Push cancelled.\n\n\033[0m' "$values_file_display" "$chart_name"
test_failed=1
fi
done
if [[ "$test_failed" = "1" ]]; then
false
else
true
fi
}

75
githooks/functions/libyamllint.sh Normal file
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@@ -0,0 +1,75 @@
#!/bin/bash
render_and_yaml_lint() {
local -r chart_path="${1:?missing_chart}"
local -r path="${2:?missing_file}"
local -r values="${3:?missing_values}"
local -r repo_path="$(git rev-parse --show-toplevel)"
local -r display_chart_path=${chart_path#"$repo_path/"}
local -r display_values=${values#"$chart_path/"}
local -r lint_rules="{extends: default, rules: {line-length: disable, trailing-spaces: disable, truthy: enable, document-start: disable, empty-lines: {max-end: 2} }}"
printf '\033[0;34m- Running yamllint on %s/%s (values: %s)\n\033[0m' "$display_chart_path" "$path" "$display_values"
if ! helm template --values "$values" "$chart_path" -x "$path" | yamllint -s -d "$lint_rules" -; then
printf '\033[0;31m\\U0001F6AB (helm template --values %s %s -x %s | yamllint -s -d "%s" -) failed\n\n\033[0m' "$display_values" "$display_chart_path" "$path" "$lint_rules"
false
else
printf '\033[0;32m\U00002705 %s/%s (values: %s)\n\n\033[0m' "$display_chart_path" "$path" "$display_values"
true
fi
}
yaml_lint_file() {
local -r path="${1:?missing_file}"
local -r lint_rules="{extends: default, rules: {line-length: disable, trailing-spaces: disable, truthy: enable, document-start: disable, empty-lines: {max-end: 2}}}"
local -r repo_path="$(git rev-parse --show-toplevel)"
local -r display_path=${path#"$repo_path/"}
printf '\033[0;34m- Running yamllint on %s\n' "$display_path"
if ! yamllint -s -d "$lint_rules" "$path"; then
printf '\033[0;31m\U0001F6AB yamllint -s -d "%s" %s failed\n\n\033[0m' "$lint_rules" "$display_path"
false
else
printf '\033[0;32m\U00002705 %s\n\n\033[0m' "$display_path"
true
fi
}
check_yaml_lint() {
if ! command -v yamllint > /dev/null 2>&1; then
printf '\033[0;31m\U0001F6AB yamllint is not installed\033[0m'
printf ' Installation for Linux'
printf ' pip install --user yamllint'
printf ' Installation for Mac OS'
printf ' brew install yamllint'
exit 1
fi
}
run_yaml_lint_chart() {
local -r chart_name="${1:?missing_chart_name}"
local -r chart_path="$(git rev-parse --show-toplevel)"/"$chart_name"
local test_failed=0
for yaml_file in "$chart_path"/values.yaml "$chart_path"/values-production.yaml "$chart_path"/requirements.yaml "$chart_path"/Chart.yaml "$chart_path"/ci/*; do
if [[ -f "$yaml_file" ]] && ! yaml_lint_file "$yaml_file"; then
test_failed=1
fi
done
for values_file in "$chart_path"/values.yaml "$chart_path"/ci/*.yaml; do
if [[ ! -f "$values_file" ]];then
continue
fi
for yaml_file in "$chart_path"/templates/*.yaml; do
path_basename=templates/$(basename "$yaml_file")
if ! render_and_yaml_lint "$chart_path" "$path_basename" "$values_file"; then
test_failed=1
fi
done
done
if [[ "$test_failed" = "1" ]]; then
false
else
true
fi
}

31
githooks/pre-push/helm-lint
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@@ -1,5 +1,7 @@
#!/bin/bash
. ../functions/libhelmlint.sh
readonly current_branch="$(git rev-parse --abbrev-ref HEAD)"
readonly origin_commit="$(git rev-parse --short "$(git merge-base master "$current_branch")")"
readonly files_to_push="$(git diff --name-only "$origin_commit")"
@@ -10,30 +12,13 @@ for chart_name in $( cut -d'/' -f1,2 <<< "$files_to_push" | uniq ); do
if [[ $chart_name = bitnami/* ]]; then
printf '\033[01;33mValidating %s with helm lint:\n\033[0m' "$chart_name"
chart_path="$(git rev-parse --show-toplevel)"/"$chart_name"
printf '\033[0;34m- Running helm lint %s\n\033[0m' "$chart_name"
if helm lint "$chart_path"; then
printf '\033[0;32m\U00002705 helm lint %s\n\n\033[0m' "$chart_name"
else
printf '\033[0;31m\U0001F6AB helm lint %s failed. Push cancelled.\n\n\033[0m' "$chart_name"
failed=1
fi
for values_file in "$chart_path"/values.yaml "$chart_path"/ci/*.yaml; do
if [[ ! -f "$values_file" ]];then
continue
fi
values_file_display=${values_file#$chart_path/}
printf '\033\033[0;34m- Running helm template --values %s %s\n\033[0m' "$values_file_display" "$chart_name"
helm repo add bitnami https://charts.bitnami.com/bitnami >> /dev/null
helm dependency update "$chart_path" >> /dev/null
if helm template --values "$values_file" "$chart_path" >> /dev/null; then
printf '\033[0;32m\U00002705 helm template --values %s %s\n\n\033[0m' "$values_file_display" "$chart_name"
else
printf '\033[0;31m\U0001F6AB helm template --values %s %s failed. Push cancelled.\n\n\033[0m' "$values_file_display" "$chart_path"
failed=1
fi
done
fi
done
if [[ "$failed" = "1" ]]; then
printf '\033[0;31m\U0001F6AB Helm lint failed. Not pushing\n\n\033[0m'
else
printf '\033[0;32m\U00002705 Helm lint succeeded\n\n\033[0m'
fi
exit $failed

34
githooks/pre-push/kubeval
View File

@@ -1,39 +1,27 @@
#!/bin/bash
. ../functions/libkubeval.sh
readonly current_branch="$(git rev-parse --abbrev-ref HEAD)"
readonly origin_commit="$(git rev-parse --short "$(git merge-base master "$current_branch")")"
readonly files_to_push="$(git diff --name-only "$origin_commit")"
failed=0
check_kubeval() {
if ! command -v kubeval > /dev/null 2>&1; then
printf '\033[0;31m\U0001F6AB kubeval is not installed\033[0m'
printf ' Install it from https://github.com/instrumenta/kubeval/releases'
exit 1
fi
}
for chart_name in $( cut -d'/' -f1,2 <<< "$files_to_push" | uniq ); do
check_kubeval
# Avoid running 'kubeval' when modified dirs are not charts
if [[ $chart_name = bitnami/* ]]; then
printf '\033[01;33mValidating %s with kubeval:\n\033[0m' "$chart_name"
chart_path="$(git rev-parse --show-toplevel)"/"$chart_name"
for values_file in "$chart_path"/values.yaml "$chart_path"/ci/*.yaml; do
if [[ ! -f "$values_file" ]];then
continue
fi
values_file_display=${values_file#$chart_path/}
printf '\033[0;34m- Running helm template --values %s %s | kubeval\n\033[0m' "$values_file_display" "$chart_name"
if helm template --values "$values_file" "$chart_path" | kubeval; then
printf '\033[0;32m\U00002705 helm template --values %s %s | kubeval\n\n\033[0m' "$values_file_display" "$chart_name"
else
printf '\033[0;31m\U0001F6AB helm template --values %s %s | kubeval failed. Push cancelled.\n\n\033[0m' "$values_file_display" "$chart_name"
failed=1
fi
done
if ! run_kubeval_chart "$chart_name"; then
failed=1
fi
fi
done
if [[ "$failed" = "1" ]]; then
printf '\033[0;31m\U0001F6AB Kubeval failed. Not pushing\n\n\033[0m'
else
printf '\033[0;32m\U00002705 Kubeval succeeded\n\n\033[0m'
fi
exit $failed

69
githooks/pre-push/yaml-lint
View File

@@ -1,79 +1,20 @@
#!/bin/bash
. ../functions/libkubeval.sh
readonly current_branch="$(git rev-parse --abbrev-ref HEAD)"
readonly origin_commit="$(git rev-parse --short "$(git merge-base master "$current_branch")")"
readonly files_to_push="$(git diff --name-only "$origin_commit")"
readonly repo_path="$(git rev-parse --show-toplevel)"
failed=0
render_and_yaml_lint() {
local -r chart_path="${1:?missing_chart}"
local -r path="${2:?missing_file}"
local -r values="${3:?missing_values}"
local -r display_chart_path=${1#"$repo_path/"}
local -r display_values=${3#"$chart_path/"}
local -r lint_rules="{extends: default, rules: {line-length: disable, trailing-spaces: disable, truthy: enable, document-start: disable, empty-lines: {max-end: 2} }}"
printf '\033[0;34m- Running yamllint on %s/%s (values: %s)\n\033[0m' "$display_chart_path" "$path" "$display_values"
if ! helm template --values "$values" "$chart_path" -x "$path" | yamllint -s -d "$lint_rules" -; then
printf '\033[0;31m\\U0001F6AB (helm template --values %s %s -x %s | yamllint -s -d "%s" -) failed\n\n\033[0m' "$display_values" "$display_chart_path" "$path" "$lint_rules"
false
else
printf '\033[0;32m\U00002705 %s/%s (values: %s)\n\n\033[0m' "$display_chart_path" "$path" "$display_values"
true
fi
}
yaml_lint_file() {
local -r path="${1:?missing_file}"
local -r lint_rules="{extends: default, rules: {line-length: disable, trailing-spaces: disable, truthy: enable, document-start: disable, empty-lines: {max-end: 2}}}"
local -r display_path=${1#"$repo_path/"}
printf '\033[0;34m- Running yamllint on %s\n' "$display_path"
if ! yamllint -s -d "$lint_rules" "$path"; then
printf '\033[0;31m\U0001F6AB yamllint -s -d "%s" %s failed\n\n\033[0m' "$lint_rules" "$display_path"
false
else
printf '\033[0;32m\U00002705 %s\n\n\033[0m' "$display_path"
true
fi
}
check_yaml_lint() {
if ! command -v yamllint > /dev/null 2>&1; then
printf '\033[0;31m\U0001F6AB yamllint is not installed\033[0m'
printf ' Installation for Linux'
printf ' pip install --user yamllint'
printf ' Installation for Mac OS'
printf ' brew install yamllint'
exit 1
fi
}
for chart_name in $( cut -d'/' -f1,2 <<< "$files_to_push" | uniq ); do
check_yaml_lint
# Avoid running 'yamllint' when modified dirs are not charts
if [[ $chart_name = bitnami/* ]]; then
printf '\033[01;33mLinting yaml of %s:\n\033[0m' "$chart_name"
chart_path="$repo_path"/"$chart_name"
for yaml_file in "$chart_path"/values.yaml "$chart_path"/values-production.yaml "$chart_path"/requirements.yaml "$chart_path"/Chart.yaml "$chart_path"/ci/*; do
if [[ -f "$yaml_file" ]] && ! yaml_lint_file "$yaml_file"; then
failed=1
fi
done
for values_file in "$chart_path"/values.yaml "$chart_path"/ci/*.yaml; do
if [[ ! -f "$values_file" ]];then
continue
fi
for yaml_file in "$chart_path"/templates/*.yaml; do
path_basename=templates/$(basename "$yaml_file")
if ! render_and_yaml_lint "$chart_path" "$path_basename" "$values_file"; then
failed=1
fi
done
done
if ! run_yaml_lint_chart "$chart_name"; then
failed=1
fi
fi
done