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107 lines
3.0 KiB
Bash
107 lines
3.0 KiB
Bash
#!/usr/bin/env bash
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# vim:ts=4:sts=4:sw=4:et
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#
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# Author: Hari Sekhon
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# Date: 2020-08-13 19:38:39 +0100 (Thu, 13 Aug 2020)
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#
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# https://github.com/harisekhon/bash-tools
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#
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# License: see accompanying Hari Sekhon LICENSE file
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#
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# If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish
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#
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# https://www.linkedin.com/in/harisekhon
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#
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set -euo pipefail
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[ -n "${DEBUG:-}" ] && set -x
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srcdir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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# shellcheck disable=SC1090
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. "$srcdir/lib/utils.sh"
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# shellcheck disable=SC1090
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. "$srcdir/lib/gcp.sh"
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# shellcheck disable=SC2034,SC2154
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usage_description="
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Lists GKE resources deployed in the current GCP Project
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Lists in this order:
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- GKE Clusters
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- Kubernetes, for every GKE cluster:
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- cluster-info
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- master component statuses
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- nodes
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- namespaces
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- deployments, replicasets, replication controllers, statefulsets, daemonsets, horizontal pod autoscalers
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- storage classes, persistent volumes, persistent volume claims
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- service accounts, resource quotas, network policies, pod security policies
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- pods # might be too volumous if you have high replica counts, so done last, comment if you're sure nobody has deployed pods outside deployments
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$gcp_info_formatting_help
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Does not apply to Kubernetes info
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"
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# used by usage() in lib/utils.sh
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# shellcheck disable=SC2034
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usage_args=""
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help_usage "$@"
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# shellcheck disable=SC1090
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type is_service_enabled &>/dev/null || . "$srcdir/gcp_service_apis.sh" >/dev/null
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# GKE clusters
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cat <<EOF
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# ============================================================================ #
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# G K E C l u s t e r s
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# ============================================================================ #
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EOF
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list_gke_clusters(){
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if is_service_enabled container.googleapis.com; then
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gcp_info "GKE clusters" gcloud container clusters list
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if ! gcloud container clusters list | grep -q .; then
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echo "No GKE clusters found, skipping listing GKE deployments and resources"
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return 0
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fi
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else
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echo "Google Kubernetes Engine API (container.googleapis.com) is not enabled, skipping..."
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return
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fi
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list_gke_deployments
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}
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# Kubernetes
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list_gke_deployments(){
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cat <<EOF
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# ============================================================================ #
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# G K E D e p l o y m e n t s
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# ============================================================================ #
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EOF
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while read -r cluster zone; do
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cat <<EOF
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# ======================================================= #
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# GKE Cluster: $cluster
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# ======================================================= #
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EOF
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gcloud container clusters get-credentials "$cluster" --zone "$zone"
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echo
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"$srcdir/kubernetes_info.sh"
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done < <(gcloud container clusters list --format='value(name,zone)')
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}
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list_gke_clusters
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