发布一个k8s部署视频：https://edu.csdn.net/course/detail/26967
课程内容：各种k8s部署方式。包括minikube部署，kubeadm部署，kubeasz部署，rancher部署，k3s部署。包括开发测试环境部署k8s，和生产环境部署k8s。
腾讯课堂连接地址https://ke.qq.com/course/478827?taid=4373109931462251&tuin=ba64518
第二个视频发布 https://edu.csdn.net/course/detail/27109
腾讯课堂连接地址https://ke.qq.com/course/484107?tuin=ba64518
介绍主要的k8s资源的使用配置和命令。包括configmap，pod，service，replicaset，namespace，deployment，daemonset，ingress，pv，pvc，sc，role，rolebinding，clusterrole，clusterrolebinding，secret，serviceaccount，statefulset，job，cronjob，podDisruptionbudget，podSecurityPolicy,networkPolicy,resourceQuota，limitrange，endpoint，event，conponentstatus，node，apiservice，controllerRevision等。
第三个视频发布：https://edu.csdn.net/course/detail/27574
详细介绍helm命令，学习helm chart语法，编写helm chart。深入分析各项目源码，学习编写helm插件 ————————————————
nginx ingress controller日志默认输出到stdout，stderror。删除链接文件，使之输出到文件。
FROM registry.cn-hangzhou.aliyuncs.com/hxpdocker/nginx-ingress-controller:0.11.0 RUN rm -rf /var/log/nginx/access.log && rm -rf /var/log/nginx/error.log修改nginx log format：
log-format-upstream:这个参数 kind: ConfigMap apiVersion: v1 metadata: name: nginx-configuration labels: app: ingress-nginx data: proxy-body-size: "100m" log-format-upstream: '{ "@timestamp": "$time_iso8601", "@fields": {"remote_addr": "$remote_addr","remote_user": "$remote_user","body_bytes_sent": "$body_bytes_sent", "request_time": "$request_time", "status": "$status", "request": "$request", "request_method": "$request_method", "http_referrer": "$http_referer", "http_x_forwarded_for": "$http_x_forwarded_for", "http_user_agent": "$http_user_agent" } }'efk配置文件：
kind: ConfigMap apiVersion: v1 metadata: name: fluentd-es-config-nginx labels: addonmanager.kubernetes.io/mode: Reconcile data: system.conf: |- <system> root_dir /tmp/fluentd-buffers/ </system> input.conf: |- <source> @id nginx.access.log @type tail path /var/log/nginx/access.log pos_file /var/log/nginx.access.log.pos time_format %Y-%m-%dT%H:%M:%S.%NZ tag nginx.access format json read_from_head true </source> <source> @type tail @id nginx.error.log path /var/log/nginx/error.log pos_file /var/log/nginx.error.log.pos tag nginx.error read_from_head true format /^(?<time>\d{4}/\d{2}/\d{2} \d{2}:\d{2}:\d{2}) \[(?<log_level>\w+)\] (?<pid>\d+).(?<tid>\d+): (?<message>.*)$/ </source> output.conf: |- <match nginx.access> @id elasticsearch.access @type elasticsearch @log_level info include_tag_key true host elasticsearch-logging.kube-system.svc.cluster.local port 9200 logstash_format true logstash_prefix docker.nginx.access logstash_dateformat %Y-%m-%d type_name docker_container_nginx_access_log <buffer> @type file path /var/log/fluentd-buffers/nginx.access.buffer flush_mode interval retry_type exponential_backoff flush_thread_count 2 flush_interval 5s retry_forever retry_max_interval 30 chunk_limit_size 2M queue_limit_length 8 overflow_action block </buffer> </match> <match nginx.error> @id elasticsearch.error @type elasticsearch @log_level info include_tag_key true host elasticsearch-logging.kube-system.svc.cluster.local port 9200 logstash_format true logstash_prefix docker.nginx.error logstash_dateformat %Y-%m-%d type_name docker_container_nginx_error_log <buffer> @type file path /var/log/fluentd-buffers/nginx.error.buffer flush_mode interval retry_type exponential_backoff flush_thread_count 2 flush_interval 5s retry_forever retry_max_interval 30 chunk_limit_size 2M queue_limit_length 8 overflow_action block </buffer> </match>nginx ingress controller已sidecar的方式部署fluentd，发送日志到elasticsearch
apiVersion: extensions/v1beta1 kind: Deployment metadata: name: nginx-ingress-controller spec: replicas: 1 selector: matchLabels: app: ingress-nginx template: metadata: labels: app: ingress-nginx annotations: prometheus.io/port: '10254' prometheus.io/scrape: 'true' spec: serviceAccountName: nginx-ingress-serviceaccount hostNetwork: true nodeSelector: nginx: app initContainers: - name: init-dns image: busybox command: ['sh', '-c', 'echo -e "nameserver 10.96.0.10\nsearch nginx-app.svc.cluster.local svc.cluster.local cluster.local\noptions ndots:5" > /etc/resolv.conf'] containers: - name: nginx-ingress-controller image: registry.cn-hangzhou.aliyuncs.com/hxpdocker/nginx-ingress-controller:0.11.0_youben args: - /nginx-ingress-controller - --default-backend-service=$(POD_NAMESPACE)/default-http-backend - --configmap=$(POD_NAMESPACE)/nginx-configuration - --tcp-services-configmap=$(POD_NAMESPACE)/tcp-services - --udp-services-configmap=$(POD_NAMESPACE)/udp-services - --annotations-prefix=nginx.ingress.kubernetes.io - --ingress-class=app env: - name: POD_NAME valueFrom: fieldRef: fieldPath: metadata.name - name: POD_NAMESPACE valueFrom: fieldRef: fieldPath: metadata.namespace ports: - name: http containerPort: 80 - name: https containerPort: 443 livenessProbe: failureThreshold: 3 httpGet: path: /healthz port: 10254 scheme: HTTP initialDelaySeconds: 10 periodSeconds: 10 successThreshold: 1 timeoutSeconds: 1 readinessProbe: failureThreshold: 3 httpGet: path: /healthz port: 10254 scheme: HTTP periodSeconds: 10 successThreshold: 1 timeoutSeconds: 1 volumeMounts: - name: shared-data mountPath: /var/log/nginx - name: fluentd-es image: registry.cn-hangzhou.aliyuncs.com/hxpdocker/fluentd-elasticsearch:v2.0.4 env: - name: FLUENTD_ARGS value: --no-supervisor -q volumeMounts: - name: shared-data mountPath: /var/log/nginx - name: config-volume mountPath: /etc/fluent/config.d volumes: - name: config-volume configMap: name: fluentd-es-config-nginx - name: shared-data emptyDir: {}
