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Merged
rfelber merged 8 commits into from
Jul 6, 2021
Merged

Improve install/uninstall script to respect namespaces #425

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a6dafb7
Refactored shell script to respect namespaces
rfelber May 17, 2021
d810d90
Merge branch 'main' into feature/improve-install-script
rfelber May 17, 2021
36d2c83
Fixed stuff after review feeback. Thx for your suggestions!
rfelber Jun 16, 2021
3d4536e
Merge branch 'main' into feature/improve-install-script
rfelber Jun 16, 2021
e022cf9
Merge branch 'main' into feature/improve-install-script
rfelber Jul 2, 2021
97b4bfb
Improvement based on review feedback
rfelber Jul 2, 2021
08552ba
Fixed last issue
rfelber Jul 2, 2021
d17825e
Merge branch 'main' into feature/improve-install-script
Weltraumschaf Jul 6, 2021
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73 changes: 46 additions & 27 deletions bin/install.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -37,6 +37,11 @@ INSTALL_INTERACTIVE=''
INSTALL_SCANNERS=''
INSTALL_DEMO_TARGETS=''
INSTALL_HOOKS=''
INSTALL_NAMESPACED=''

SCB_SYSTEM_NAMESPACE='securecodebox-system'
SCB_DEMO_NAMESPACE='demo-targets'
SCB_NAMESPACE='default'

function print() {
if [[ $# == 0 ]]; then
Expand All @@ -59,11 +64,11 @@ The installation is interactive if no arguments are provided.

Options

--all Install scanners, demo-targets and hooks
--scanners Install scanners
--demo-targets Install demo-targets
--hooks Install hooks
-h|--help Show help
--all Install scanners, demo-targets and hooks
--scanners Install scanners (namespace: default)
--demo-targets Install demo-targets (namespace: default)
--hooks Install hooks (namespace: default)
-h|--help Show help

Examples:

Expand Down Expand Up @@ -104,19 +109,19 @@ function exitIfHelmIsNotInstalled() {
fi
}

# Create namespace securecodebox-system and install Operator there in one step,
# Create namespace 'securecodebox-system' and install Operator there in one step,
# because the namespace is not used otherwise
function createNamespaceAndInstallOperator() {
print
print "Creating namespace securecodebox-system"
kubectl create namespace securecodebox-system || print "Namespace already exists..."
print "Creating namespace $SCB_SYSTEM_NAMESPACE..."
kubectl create namespace $SCB_SYSTEM_NAMESPACE || print "Namespace '$SCB_SYSTEM_NAMESPACE' already exists!"

print "Installing the operator in the securecodebox-system namespace"
print "Installing the operator in the '$SCB_SYSTEM_NAMESPACE' namespace"

if [[ $(helm -n securecodebox-system upgrade --install securecodebox-operator "$BASE_DIR"/operator/) ]]; then
print "$COLOR_OK" "Successfully installed the operator!"
if [[ $(helm -n "$SCB_SYSTEM_NAMESPACE" upgrade --install securecodebox-operator "$BASE_DIR/operator/") ]]; then
print "$COLOR_OK" "Successfully installed the operator in namespace '$SCB_SYSTEM_NAMESPACE'!"
else
print "$COLOR_ERROR" "Operator installation failed, cancelling..." && exit 1
print "$COLOR_ERROR" "Operator installation failed in namespace '$SCB_SYSTEM_NAMESPACE', cancelling installation!" && exit 1
fi
}

Expand Down Expand Up @@ -178,26 +183,37 @@ function welcomeToInteractiveInstall() {
}

function interactiveInstall() {
print
print "Starting to install scanners..."
installResources "$BASE_DIR/scanners" "default" False

print
print "Starting to install demo-targets..."
print "Do you want to install the demo targets in a separate namespace? Otherwise they will be installed into the [default] namespace [y/N]"
print "Do you want to install the demo apps in a separate namespace? Otherwise they will be installed into the [default] namespace [y/N]"
read -r line
NAMESPACE="default"
if [[ $line == *[Yy] ]]; then
print "Please provide a name for the namespace:"
read -r NAMESPACE
kubectl create namespace "$NAMESPACE" || print "Namespace already exists or could not be created.. "
kubectl create namespace "$NAMESPACE" || print "Namespace '$NAMESPACE' already exists or could not be created!"
fi

installResources "$BASE_DIR/demo-targets" "$NAMESPACE" False

print
print "Starting to install 'scanners' and 'hooks'..."
print "Do you want to install the secureCodeBox 'scanners' and 'hooks' in a separate namespace? Otherwise they will be installed into the [default] namespace [y/N]"
read -r line
NAMESPACE="default"
if [[ $line == *[Yy] ]]; then
print "Please provide a name for the namespace:"
read -r NAMESPACE
kubectl create namespace "$NAMESPACE" || print "Namespace '$NAMESPACE' already exists or could not be created!"
fi

print
print "Starting to install hooks..."
installResources "$BASE_DIR/hooks" "default" False
installResources "$BASE_DIR/hooks" "$NAMESPACE" ""

print
print "Starting to install scanners..."
installResources "$BASE_DIR/scanners" "$NAMESPACE" ""

print
print "$COLOR_OK" "Information about your cluster:"
Expand All @@ -212,19 +228,22 @@ function interactiveInstall() {
}

function unattendedInstall() {
if [[ -n "${INSTALL_SCANNERS}" ]]; then
print "Starting to install scanners..."
installResources "$BASE_DIR/scanners" "default" True
if [[ -n "${INSTALL_DEMO_APPS}" ]]; then
print "Starting to install 'demo-targets' into namespace '$SCB_DEMO_NAMESPACE' ..."
kubectl create namespace "$SCB_DEMO_NAMESPACE" || print "Namespace '$SCB_DEMO_NAMESPACE' already exists or could not be created!"
installResources "$BASE_DIR/demo-targets" "$SCB_DEMO_NAMESPACE" "true"
fi

if [[ -n "${INSTALL_DEMO_TARGETS}" ]]; then
print "Starting to install demo-targets..."
installResources "$BASE_DIR/demo-targets" "default" True
if [[ -n "${INSTALL_SCANNERS}" ]]; then
print "Starting to install 'scanners' into namespace '$SCB_NAMESPACE' ..."
kubectl create namespace "$SCB_NAMESPACE" || print "Namespace '$SCB_NAMESPACE' already exists or could not be created!"
installResources "$BASE_DIR/scanners" "$SCB_NAMESPACE" "true"
fi

if [[ -n "${INSTALL_HOOKS}" ]]; then
print "Starting to install hooks..."
installResources "$BASE_DIR/hooks" "default" True
print "Starting to install 'hooks' into namespace '$SCB_NAMESPACE' ..."
kubectl create namespace "$SCB_NAMESPACE" || print "Namespace '$SCB_NAMESPACE' already exists or could not be created!"
installResources "$BASE_DIR/hooks" "$SCB_NAMESPACE" "true"
fi

print "$COLOR_OK" "Finished installation successfully!"
Expand Down
17 changes: 11 additions & 6 deletions bin/uninstall.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -19,8 +19,13 @@ shopt -s extglob

BASE_DIR=$(dirname "${SCRIPT_DIRECTORY}")

SCB_SYSTEM_NAMESPACE='securecodebox-system'
SCB_DEMO_NAMESPACE='demo-targets'
SCB_NAMESPACE='default'

function uninstallResources() {
local resource_directory="$1"
local namespace="$2"

local resources=()
for path in "$resource_directory"/*; do
Expand All @@ -31,14 +36,14 @@ function uninstallResources() {
done

for resource in "${resources[@]}"; do
helm uninstall "$resource" || true
helm uninstall "$resource_name" -n "$namespace" || true
done
}

helm -n securecodebox-system uninstall securecodebox-operator || true
helm -n "$SCB_SYSTEM_NAMESPACE" uninstall securecodebox-operator || true

uninstallResources "$BASE_DIR/scanners"
uninstallResources "$BASE_DIR/demo-targets"
uninstallResources "$BASE_DIR/hooks"
uninstallResources "$BASE_DIR/demo-targets" "$SCB_DEMO_NAMESPACE"
uninstallResources "$BASE_DIR/scanners" "$SCB_NAMESPACE"
uninstallResources "$BASE_DIR/hooks" "$SCB_NAMESPACE"

kubectl delete namespaces securecodebox-system || true
kubectl delete namespaces "$SCB_SYSTEM_NAMESPACE" || true