From 40e4678a457ec8de95c8bbf4bb6b4bae72e02218 Mon Sep 17 00:00:00 2001 From: Bridget Kromhout Date: Tue, 10 Apr 2018 12:41:07 -0500 Subject: [PATCH 1/5] goo.gl deprecation --- slides/kube/kubectlrun.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/slides/kube/kubectlrun.md b/slides/kube/kubectlrun.md index 2f3699bf..a93f75a2 100644 --- a/slides/kube/kubectlrun.md +++ b/slides/kube/kubectlrun.md @@ -20,9 +20,9 @@ .exercise[ -- Let's ping `goo.gl`: +- Let's ping `google.com`: ```bash - kubectl run pingpong --image alpine ping goo.gl + kubectl run pingpong --image alpine ping google.com ``` ] From f97bd2b357cfc77d4a257e0c1cce9ec534d9c2e1 Mon Sep 17 00:00:00 2001 From: Bridget Kromhout Date: Wed, 11 Apr 2018 13:36:00 -0500 Subject: [PATCH 2/5] googl to cloudflare --- slides/kube/kubectlrun.md | 14 ++++++-------- 1 file changed, 6 insertions(+), 8 deletions(-) diff --git a/slides/kube/kubectlrun.md b/slides/kube/kubectlrun.md index a93f75a2..1c5330da 100644 --- a/slides/kube/kubectlrun.md +++ b/slides/kube/kubectlrun.md @@ -20,9 +20,9 @@ .exercise[ -- Let's ping `google.com`: +- Let's ping `1.1.1.1`: ```bash - kubectl run pingpong --image alpine ping google.com + kubectl run pingpong --image alpine ping 1.1.1.1 ``` ] @@ -234,13 +234,11 @@ Unfortunately, `--follow` cannot (yet) be used to stream the logs from multiple class: title -Meanwhile, -
-at the Google NOC ... +Meanwhile, at Cloudflare...

-.small[“Why the hell] +.small["NOC, NOC." "Who's there?"]
-.small[are we getting 1000 packets per second] +.small["1000 packets per second of ICMP ECHO traffic from this workshop!"]
-.small[of ICMP ECHO traffic from these IPs?!?”] +.small["It's okay! [Disappears in the background!](https://blog.cloudflare.com/dns-resolver-1-1-1-1/)"] From 3faa586b16b37e8af10c7e6bb4f35276d657386d Mon Sep 17 00:00:00 2001 From: Jerome Petazzoni Date: Thu, 19 Apr 2018 06:14:54 -0500 Subject: [PATCH 3/5] Remove NOC joke --- slides/kube/kubectlrun.md | 24 ++++++++++++++---------- 1 file changed, 14 insertions(+), 10 deletions(-) diff --git a/slides/kube/kubectlrun.md b/slides/kube/kubectlrun.md index 1c5330da..a86ec595 100644 --- a/slides/kube/kubectlrun.md +++ b/slides/kube/kubectlrun.md @@ -20,7 +20,8 @@ .exercise[ -- Let's ping `1.1.1.1`: +- Let's ping `1.1.1.1`, Cloudflare's + [public DNS resolver](https://blog.cloudflare.com/announcing-1111/): ```bash kubectl run pingpong --image alpine ping 1.1.1.1 ``` @@ -232,13 +233,16 @@ Unfortunately, `--follow` cannot (yet) be used to stream the logs from multiple --- -class: title +## Aren't we flooding 1.1.1.1? -Meanwhile, at Cloudflare... -
-
-.small["NOC, NOC." "Who's there?"] -
-.small["1000 packets per second of ICMP ECHO traffic from this workshop!"] -
-.small["It's okay! [Disappears in the background!](https://blog.cloudflare.com/dns-resolver-1-1-1-1/)"] +- If you're asking yourself that question: + congratulations for being a good citizen! + +- Don't worry, though: + + *APNIC's research group held the IP addresses 1.1.1.1 and 1.0.0.1. While the addresses were valid, so many people had entered them into various random systems that they were continuously overwhelmed by a flood of garbage traffic. APNIC wanted to study this garbage traffic but any time they'd tried to announce the IPs, the flood would overwhelm any conventional network.* + + (Source: https://blog.cloudflare.com/announcing-1111/) + +- It's very unlikely that our concerted pings manage to produce + even a modest bleep at Cloudlare's NOC! \ No newline at end of file From cc9840afe5a8fd0cb5b359ef0fc3fb2ef3aa82d2 Mon Sep 17 00:00:00 2001 From: Bridget Kromhout Date: Thu, 19 Apr 2018 07:36:37 -0500 Subject: [PATCH 4/5] Update kubectlrun.md --- slides/kube/kubectlrun.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/slides/kube/kubectlrun.md b/slides/kube/kubectlrun.md index a86ec595..b608e29f 100644 --- a/slides/kube/kubectlrun.md +++ b/slides/kube/kubectlrun.md @@ -245,4 +245,4 @@ Unfortunately, `--follow` cannot (yet) be used to stream the logs from multiple (Source: https://blog.cloudflare.com/announcing-1111/) - It's very unlikely that our concerted pings manage to produce - even a modest bleep at Cloudlare's NOC! \ No newline at end of file + even a modest blip at Cloudlare's NOC! From 6475a057943e0e73a5506b17e0137af4c2a51f5b Mon Sep 17 00:00:00 2001 From: Bridget Kromhout Date: Thu, 19 Apr 2018 14:37:26 -0500 Subject: [PATCH 5/5] Update kubectlrun.md Removing misleading term --- slides/kube/kubectlrun.md | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/slides/kube/kubectlrun.md b/slides/kube/kubectlrun.md index b608e29f..e1faefd9 100644 --- a/slides/kube/kubectlrun.md +++ b/slides/kube/kubectlrun.md @@ -235,8 +235,7 @@ Unfortunately, `--follow` cannot (yet) be used to stream the logs from multiple ## Aren't we flooding 1.1.1.1? -- If you're asking yourself that question: - congratulations for being a good citizen! +- If you're wondering this, good question! - Don't worry, though: