{"id":90699,"date":"2020-08-05T01:42:12","date_gmt":"2020-08-04T23:42:12","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/canary-deployment-v-kubernetes-3-istio"},"modified":"2020-08-05T01:42:12","modified_gmt":"2020-08-04T23:42:12","slug":"canary-deployment-v-kubernetes-3-istio","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/administrirovanie\/canary-deployment-v-kubernetes-3-istio","title":{"rendered":"Canary Deployment a Kubernetes-ben #3: Istio","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<h3 id=\"ispolzovanie-istiokiali-dlya-zapuska-i-vizualizacii-canary-deploya\">Az Istio+Kiali haszn\u00e1lata Canary telep\u00edt\u00e9s ind\u00edt\u00e1s\u00e1hoz \u00e9s vizualiz\u00e1l\u00e1s\u00e1hoz<\/h3>\n<p>\n<img decoding=\"async\" alt=\"Canary Deployment a Kubernetes-ben #3: Istio\" src=\"\/wp-content\/uploads\/2020\/08\/2eeaaaeaa565700d7a8f6f72c5638d4e.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h4 id=\"stati-etogo-cikla\">Ezek a ciklus cikkek<\/h4>\n<p><\/p>\n<ol>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/en\/company\/nixys\/blog\/512766\/\">Canary Deployment a Kubernetes #1: Gitlab CI<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/en\/company\/nixys\/blog\/513118\/\">Canary Deployment a Kubernetes-ben #2: Argo Rollouts<\/a><\/noindex><\/li>\n<li>(ez a cikk)<\/li>\n<li>Canary telep\u00edt\u00e9s Jenkins-X Istio Flagger seg\u00edts\u00e9g\u00e9vel<\/li>\n<\/ol>\n<p><noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h3 id=\"canary-deployment\">Canary Deployment<\/h3>\n<p><\/p>\n<p>Rem\u00e9lj\u00fck, hogy olvastad <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/en\/company\/nixys\/blog\/512766\/\">az els\u0151 r\u00e9szt<\/a><\/noindex>, ahol r\u00f6viden elmagyar\u00e1ztuk, mi az a Canary telep\u00edt\u00e9s \u00e9s bemutattuk, hogyan val\u00f3s\u00edthat\u00f3 meg a Kubernetes alap\u00e9rtelmezett er\u0151forr\u00e1saival.<\/p>\n<p><\/p>\n<h3 id=\"istio\">Istio<\/h3>\n<p><\/p>\n<p>Felt\u00e9telezz\u00fck, hogy a cikk olvas\u00e1sakor m\u00e1r tudod, mi az az Istio. Ha nem, akkor olvashatsz r\u00f3la <noindex><a rel=\"nofollow\" href=\"https:\/\/itnext.io\/kubernetes-istio-simply-visually-explained-58a7d158b83f?source=friends_link&amp;sk=378ed718d2d6cfd09e6d23c7616cba81\">itt<\/a><\/noindex>.<\/p>\n<p><\/p>\n<h3 id=\"prilozhenie-dlya-testov\">Tesztel\u00e9si alkalmaz\u00e1s<\/h3>\n<p>\n<img decoding=\"async\" alt=\"Canary Deployment a Kubernetes-ben #3: Istio\" src=\"\/wp-content\/uploads\/2020\/08\/4c1e7d1644411cecaf52433b98219bb4.jpeg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>Minden pod k\u00e9t kont\u00e9nert tartalmaz: a mi alkalmaz\u00e1sunkat \u00e9s az istio-proxy-t.<\/p>\n<p><\/p>\n<p>Egyszer\u0171 tesztel\u0151 alkalmaz\u00e1st fogunk haszn\u00e1lni frontend-nginx \u00e9s python h\u00e1tt\u00e9r podokkal. Az nginx pod egyszer\u0171en \u00e1tir\u00e1ny\u00edt minden k\u00e9r\u00e9st a h\u00e1tt\u00e9r podra, \u00e9s proxyk\u00e9nt m\u0171k\u00f6dik. A r\u00e9szletek a k\u00f6vetkez\u0151 yamlekben tal\u00e1lhat\u00f3k:<\/p>\n<p><\/p>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/gitlab.com\/wuestkamp\/k8s-deployment-example-istio-canary-infrastructure\/blob\/master\/i\/k8s\/frontend.yaml\">frontend.yaml<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/gitlab.com\/wuestkamp\/k8s-deployment-example-istio-canary-infrastructure\/blob\/master\/i\/k8s\/backend.yaml\">backend.yaml<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/gitlab.com\/wuestkamp\/k8s-deployment-example-istio-canary-infrastructure\/blob\/master\/i\/k8s\/istio.yaml\">istio.yaml<\/a><\/noindex><\/li>\n<\/ul>\n<p><\/p>\n<h4 id=\"zapusk-testovogo-prilozheniya-samostoyatelno\">A tesztel\u0151 alkalmaz\u00e1s \u00f6n\u00e1ll\u00f3 ind\u00edt\u00e1sa<\/h4>\n<p><\/p>\n<p>Ha k\u00f6vetni szeretn\u00e9d a p\u00e9ld\u00e1mat, \u00e9s \u00f6n\u00e1ll\u00f3an szeretn\u00e9d haszn\u00e1lni ezt a tesztel\u0151 alkalmaz\u00e1st, l\u00e1sd a <noindex><a rel=\"nofollow\" href=\"https:\/\/gitlab.com\/wuestkamp\/k8s-deployment-example-istio-canary-infrastructure\/blob\/master\/README.md\">projekt readme-j\u00e9t<\/a><\/noindex>.<\/p>\n<p><\/p>\n<h3 id=\"nachalnyy-deployment\">Kezdeti Deployment<\/h3>\n<p><\/p>\n<p>Amikor az els\u0151 Deploymentet elind\u00edtjuk, l\u00e1tjuk, hogy az alkalmaz\u00e1sunk podjai mind\u00f6ssze 2 kont\u00e9nert tartalmaznak, teh\u00e1t az Istio sidecar m\u00e9g csak most kezd el integr\u00e1l\u00f3dni:<\/p>\n<p>\n<img decoding=\"async\" alt=\"Canary Deployment a Kubernetes-ben #3: Istio\" src=\"\/wp-content\/uploads\/2020\/08\/5e1340c271845973cf932cc291d98972.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<p>\u00c9s azt is l\u00e1tjuk, hogy Istio Gateway Loadbalancer tal\u00e1lhat\u00f3 a namespace-ben <code>istio-system<\/code>:<\/p>\n<p>\n<img decoding=\"async\" alt=\"Canary Deployment a Kubernetes-ben #3: Istio\" src=\"\/wp-content\/uploads\/2020\/08\/24549496f038bd61d1288b122c66e6ea.jpeg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<h4 id=\"sozdanie-trafika\">Forgalom l\u00e9trehoz\u00e1sa<\/h4>\n<p><\/p>\n<p>A k\u00f6vetkez\u0151 IP-t fogjuk haszn\u00e1lni forgalom gener\u00e1l\u00e1s\u00e1ra, amelyet a frontend podok fognak fogadni \u00e9s a h\u00e1tt\u00e9r podokra ir\u00e1ny\u00edtani:<\/p>\n<p><\/p>\n<p><code>while true; do curl -s --resolve 'frontend.istio-test:80:35.242.202.152' frontend.istio-test; sleep 0.1; done<\/code><\/p>\n<p><\/p>\n<p>Hozz\u00e1adunk m\u00e9g <code>frontend.istio-test<\/code> a hosts f\u00e1jlunkhoz.<\/p>\n<p><\/p>\n<h4 id=\"prosmotr-mesh-cherez-kiali\">A Mesh megtekint\u00e9se a Kiali-n kereszt\u00fcl<\/h4>\n<p><\/p>\n<p>Telep\u00edtett\u00fck a tesztel\u0151 alkalmaz\u00e1st \u00e9s az Istio-t a Tracing, Grafana, Prometheus \u00e9s Kiali seg\u00edts\u00e9g\u00e9vel (tov\u00e1bbi r\u00e9szletek\u00e9rt l\u00e1sd: <noindex><a rel=\"nofollow\" href=\"https:\/\/gitlab.com\/wuestkamp\/k8s-deployment-example-istio-canary-infrastructure\/blob\/master\/README.md\">projekt readme-j\u00e9t<\/a><\/noindex>). Teh\u00e1t haszn\u00e1lhatjuk a Kiali-t a k\u00f6vetkez\u0151k\u00e9ppen:<\/p>\n<p><\/p>\n<p><code>istioctl dashboard kiali # admin:admin<\/code><\/p>\n<p>\n<img decoding=\"async\" alt=\"Canary Deployment a Kubernetes-ben #3: Istio\" src=\"\/wp-content\/uploads\/2020\/08\/3e925a977aedcde3912d46dcc1f47713.jpeg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>A Kiali vizualiz\u00e1lja a jelenlegi forgalmat a Mesh-en<\/p>\n<p><\/p>\n<p>Ahogy l\u00e1tjuk, a forgalom 100%-a a frontend szolg\u00e1ltat\u00e1sra jut, majd a frontend podra v1 labellel, mivel egyszer\u0171 nginx proxy-t haszn\u00e1lunk, amely a k\u00e9rd\u00e9seket a h\u00e1tt\u00e9r szolg\u00e1ltat\u00e1sra ir\u00e1ny\u00edtja, amely viszont a v1 labellel rendelkez\u0151 h\u00e1tt\u00e9r podokra ir\u00e1ny\u00edtja azokat.<\/p>\n<p><\/p>\n<p>A Kiali remek\u00fcl m\u0171k\u00f6dik az Istio-val egy\u00fctt, \u00e9s dobozb\u00f3l kaphat\u00f3 megold\u00e1st ny\u00fajt a Mesh vizualiz\u00e1l\u00e1s\u00e1hoz. Egyszer\u0171en nagyszer\u0171.<\/p>\n<p><\/p>\n<h3 id=\"canary-deployment-1\">Canary Deployment<\/h3>\n<p><\/p>\n<p>A h\u00e1tt\u00e9r m\u00e1r k\u00e9t k8s deploymenttel rendelkezik, egy a v1-hez \u00e9s egy a v2-h\u00f6z. Most csak annyit kell tenn\u00fcnk, hogy megmondjuk az Istio-nak, hogy a k\u00e9r\u00e9sek egy adott sz\u00e1zal\u00e9k\u00e1t ir\u00e1ny\u00edtsa a v2-re. <\/p>\n<p><\/p>\n<h3 id=\"shag-1-10\">1. l\u00e9p\u00e9s: 10%<\/h3>\n<p><\/p>\n<p>\u00c9s mind\u00f6ssze annyit kell tenn\u00fcnk, hogy be\u00e1ll\u00edtjuk a VirtualService s\u00faly\u00e1t a <noindex><a rel=\"nofollow\" href=\"https:\/\/gitlab.com\/wuestkamp\/k8s-deployment-example-istio-canary-infrastructure\/blob\/master\/i\/k8s\/istio.yaml\">istio.yaml<\/a><\/noindex>:<\/p>\n<p><\/p>\n<pre><code class=\"plaintext\">apiVersion: networking.istio.io\/v1alpha3\nkind: VirtualService\nmetadata:\n  name: backend\n  namespace: default\nspec:\n  gateways: []\n  hosts:\n  - \"backend.default.svc.cluster.local\"\n  http:\n  - match:\n    - {}\n    route:\n    - destination:\n        host: backend.default.svc.cluster.local\n        subset: v1\n        port:\n          number: 80\n      weight: 90\n    - destination:\n        host: backend.default.svc.cluster.local\n        subset: v2\n        port:\n          number: 80\n      weight: 10<\/code><\/pre>\n<p>\n<img decoding=\"async\" alt=\"Canary Deployment a Kubernetes-ben #3: Istio\" src=\"\/wp-content\/uploads\/2020\/08\/5cf97856676873f5f3cba08b15964c18.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<p>L\u00e1tjuk, hogy a k\u00e9r\u00e9sek 10%-a \u00e1tir\u00e1ny\u00edtva van a v2-re.<\/p>\n<p><\/p>\n<h4 id=\"shag-2-50\">2. l\u00e9p\u00e9s: 50%<\/h4>\n<p><\/p>\n<p>Most pedig elegend\u0151 egyszer\u0171en 50%-ra emelni:<\/p>\n<p><\/p>\n<pre><code class=\"plaintext\">apiVersion: networking.istio.io\/v1alpha3\nkind: VirtualService\nmetadata:\n  name: backend\n  namespace: default\nspec:\n...\n    - destination:\n        host: backend.default.svc.cluster.local\n        subset: v1\n        port:\n          number: 80\n      weight: 50\n    - destination:\n        host: backend.default.svc.cluster.local\n        subset: v2\n        port:\n          number: 80\n      weight: 50<\/code><\/pre>\n<p>\n<img decoding=\"async\" alt=\"Canary Deployment a Kubernetes-ben #3: Istio\" src=\"\/wp-content\/uploads\/2020\/08\/c6b425b935e756a8b7ed72051db78763.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h3 id=\"shag-3-100\">3. l\u00e9p\u00e9s: 100%<\/h3>\n<p><\/p>\n<p>Most a Canary telep\u00edt\u00e9st befejezettnek tekinthetj\u00fck, \u00e9s az \u00f6sszes forgalom a v2-re ir\u00e1nyul:<\/p>\n<p>\n<img decoding=\"async\" alt=\"Canary Deployment a Kubernetes-ben #3: Istio\" src=\"\/wp-content\/uploads\/2020\/08\/bb028dc47f0799dc9371ce89ae64f805.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h3 id=\"testirovanie-canary-vruchnuyu\">Manu\u00e1lis Canary tesztel\u00e9s<\/h3>\n<p><\/p>\n<p>Tegy\u00fck fel, hogy most a v2 backendre a k\u00e9r\u00e9sek 10%-\u00e1t k\u00fcldj\u00fck. Mi van, ha manu\u00e1lisan szeretn\u00e9nk tesztelni a v2-t, hogy megbizonyosodjunk r\u00f3la, minden \u00fagy m\u0171k\u00f6dik, ahogy elv\u00e1rjuk?<\/p>\n<p><\/p>\n<p>Hozz\u00e1adhatunk egy speci\u00e1lis szab\u00e1lyt, amely az HTTP fejl\u00e9ceken alapul:<\/p>\n<p><\/p>\n<pre><code class=\"plaintext\">apiVersion: networking.istio.io\/v1alpha3\nkind: VirtualService\nmetadata:\n  name: backend\n  namespace: default\nspec:\n  gateways: []\n  hosts:\n  - \"backend.default.svc.cluster.local\"\n  http:\n  - match:\n    - headers:\n        canary:\n          exact: \"canary-tester\"\n    route:\n    - destination:\n        host: backend.default.svc.cluster.local\n        subset: v2\n        port:\n          number: 80\n      weight: 100\n  - match:\n    - {}\n    route:\n    - destination:\n        host: backend.default.svc.cluster.local\n        subset: v1\n        port:\n          number: 80\n      weight: 90\n    - destination:\n        host: backend.default.svc.cluster.local\n        subset: v2\n        port:\n          number: 80\n      weight: 10<\/code><\/pre>\n<p><\/p>\n<p>Most a curl haszn\u00e1lat\u00e1val k\u00e9nyszer\u00edtett k\u00e9r\u00e9s k\u00fcldhet\u00fcnk a v2-re, elk\u00fcldve a fejet:<\/p>\n<p>\n<img decoding=\"async\" alt=\"Canary Deployment a Kubernetes-ben #3: Istio\" src=\"\/wp-content\/uploads\/2020\/08\/eaf26cae21c403944110b5d7705e1ebc.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<p>A fejl\u00e9c n\u00e9lk\u00fcli k\u00e9r\u00e9sek tov\u00e1bbra is az 1\/10 ar\u00e1nyban lesznek kezelve:<\/p>\n<p>\n<img decoding=\"async\" alt=\"Canary Deployment a Kubernetes-ben #3: Istio\" src=\"\/wp-content\/uploads\/2020\/08\/8cb0cf5832dd935ba5c4649856ac9005.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h4 id=\"canary-dlya-dvuh-zavisimyh-versiy\">Canary a k\u00e9t f\u00fcgg\u0151 verzi\u00f3hoz<\/h4>\n<p><\/p>\n<p>Most n\u00e9zz\u00fcnk meg egy olyan helyzetet, ahol van v2 verzi\u00f3nk mind a frontend, mind a backend sz\u00e1m\u00e1ra. Mindk\u00e9t esetben megadtuk, hogy a forgalom 10%-\u00e1nak a v2-re kell mennie:<\/p>\n<p>\n<img decoding=\"async\" alt=\"Canary Deployment a Kubernetes-ben #3: Istio\" src=\"\/wp-content\/uploads\/2020\/08\/4b5de3f82cb960102164034b7b6b100a.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<p>L\u00e1tjuk, hogy a frontend v1 \u00e9s v2 egyar\u00e1nt 1\/10 ar\u00e1nyban ir\u00e1ny\u00edt forgalmat a backend v1 \u00e9s v2 fel\u00e9.<\/p>\n<p><\/p>\n<p>Mi van, ha a forgalmat a frontend-v2-r\u0151l csak a backend-v2-re akarjuk ir\u00e1ny\u00edtani, mert az nem kompatibilis a v1-el? Ehhez 1\/10 ar\u00e1nyt \u00e1ll\u00edtunk be a frontend sz\u00e1m\u00e1ra, ami meghat\u00e1rozza, hogy melyik forgalom jut a backend-v2-re, az egyes\u00edt\u00e9s seg\u00edts\u00e9g\u00e9vel: <code>sourceLabels<\/code> :<\/p>\n<p><\/p>\n<pre><code class=\"plaintext\">apiVersion: networking.istio.io\/v1alpha3\nkind: VirtualService\nmetadata:\n  name: backend\n  namespace: default\nspec:\n  gateways: []\n  hosts:\n  - \"backend.default.svc.cluster.local\"\n  http:\n...\n  - match:\n    - sourceLabels:\n        app: frontend\n        version: v2\n    route:\n    - destination:\n        host: backend.default.svc.cluster.local\n        subset: v2\n        port:\n          number: 80\n      weight: 100<\/code><\/pre>\n<p><\/p>\n<p>\u00cdgy el\u00e9rj\u00fck, amire sz\u00fcks\u00e9g van:<\/p>\n<p>\n<img decoding=\"async\" alt=\"Canary Deployment a Kubernetes-ben #3: Istio\" src=\"\/wp-content\/uploads\/2020\/08\/43739627279a9af11885e602a3e96390.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h3 id=\"otlichiya-ot-ruchnogo-canary-podhoda\">K\u00fcl\u00f6nbs\u00e9gek a k\u00e9zi Canary megk\u00f6zel\u00edt\u00e9st\u0151l<\/h3>\n<p><\/p>\n<p>A <em>els\u0151 r\u00e9szben<\/em> Manu\u00e1lisan hajtottuk v\u00e9gre a Canary telep\u00edt\u00e9st, szint\u00e9n k\u00e9t k8s telep\u00edt\u00e9st haszn\u00e1lva. Ott a k\u00e9r\u00e9sek ar\u00e1ny\u00e1t kezelt\u00fck a replik\u00e1k sz\u00e1m\u00e1nak m\u00f3dos\u00edt\u00e1s\u00e1val. Ez a megk\u00f6zel\u00edt\u00e9s m\u0171k\u00f6dik, de komoly h\u00e1tr\u00e1nyokkal b\u00edr.<\/p>\n<p><\/p>\n<p>Az Istio lehet\u0151v\u00e9 teszi a k\u00e9r\u00e9sek ar\u00e1ny\u00e1nak meghat\u00e1roz\u00e1s\u00e1t a replik\u00e1k sz\u00e1m\u00e1t\u00f3l f\u00fcggetlen\u00fcl. Ez azt jelenti, p\u00e9ld\u00e1ul, hogy haszn\u00e1lhatjuk a HPAs-t (Horizontal Pod Autoscalers \u2014 v\u00edzszintes pod sk\u00e1l\u00e1z\u00e1s) \u00e9s nem sz\u00fcks\u00e9ges a be\u00e1ll\u00edt\u00e1s\u00e1t a Canary telep\u00edt\u00e9s aktu\u00e1lis \u00e1llapot\u00e1hoz igaz\u00edtani.<\/p>\n<p><\/p>\n<h3 id=\"itog\">Result<\/h3>\n<p><\/p>\n<p>Az Istio remek\u00fcl m\u0171k\u00f6dik, \u00e9s a Kialival egy\u00fctt egy nagyon er\u0151teljes kombin\u00e1ci\u00f3t kapunk. A k\u00f6vetkez\u0151 \u00e9rdekl\u0151d\u00e9si ter\u00fcletem az Istio \u00e9s a Spinnaker kombin\u00e1ci\u00f3ja az automatiz\u00e1l\u00e1s \u00e9s a Canary elemz\u00e9s \u00e9rdek\u00e9ben.<\/p>\n<p>Forr\u00e1s: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/nixys\/blog\/513578\/\">habr.com<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 Istio+Kiali \u0434\u043b\u044f \u0437\u0430\u043f\u0443\u0441\u043a\u0430 \u0438 \u0432\u0438\u0437\u0443\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 Canary \u0434\u0435\u043f\u043b\u043e\u044f \u0421\u0442\u0430\u0442\u044c\u0438 \u044d\u0442\u043e\u0433\u043e \u0446\u0438\u043a\u043b\u0430 Canary Deployment \u0432 Kubernetes #1: Gitlab CI Canary Deployment \u0432 Kubernetes #2: Argo Rollouts (\u044d\u0442\u0430 \u0441\u0442\u0430\u0442\u044c\u044f) Canary Deployment \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044f Jenkins-X Istio Flagger Canary Deployment \u041d\u0430\u0434\u0435\u0435\u043c\u0441\u044f, \u0447\u0442\u043e \u0432\u044b \u0447\u0438\u0442\u0430\u043b\u0438 \u043f\u0435\u0440\u0432\u0443\u044e \u0447\u0430\u0441\u0442\u044c, \u0433\u0434\u0435 \u043c\u044b \u043a\u0440\u0430\u0442\u043a\u043e \u043e\u0431\u044a\u044f\u0441\u043d\u044f\u043b\u0438 \u0447\u0442\u043e \u0442\u0430\u043a\u043e\u0435 Canary deployments \u0438 \u043f\u043e\u043a\u0430\u0437\u044b\u0432\u0430\u043b\u0438 \u043a\u0430\u043a \u0435\u0433\u043e \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u0442\u044c \u043f\u0440\u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":90700,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-90699","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 Istio+Kiali \u0434\u043b\u044f \u0437\u0430\u043f\u0443\u0441\u043a\u0430 \u0438 \u0432\u0438\u0437\u0443\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 Canary \u0434\u0435\u043f\u043b\u043e\u044f\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" 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