namsral

# 1.0.0.1 and 1.1.1.1 are public nameservers
# VM attached to virtual network `lars-net-2019-06`, see `contrail-subnet.json`

# Resolving works for the first and second given nameserver
% dig @1.0.0.1 +short google.com
172.217.17.78
% dig @1.1.1.1 +short google.com
172.217.17.78

# But only the second nameserver responds to TCP queries

namsral

warning: core file may not match specified executable file.
[New LWP 2336796]
[New LWP 2336695]
[New LWP 2337128]
[New LWP 2336792]
[New LWP 2336794]
[New LWP 2336799]
[New LWP 2336793]
[New LWP 2336797]

namsral

# This Makefile deploys OpenContrail on Kubernetes
# Start with a Kubernetes cluster and run `make`on the master node.

all: clean patch build/values.yml build/contrail-docker helm

build:
	mkdir -p ./build

build/contrail-docker: build
	git clone --depth=1 https://github.com/Juniper/contrail-docker.git -b R4.0 ./build/contrail-docker

namsral

# kubectl get pods --all-namespaces -o wide |grep contrail
kube-system   contrail-agent-b0lgc                        0/1       CrashLoopBackOff   1 26s       10.100.0.4        k8s-node2
kube-system   contrail-agent-mqtqb                        0/1       CrashLoopBackOff   1 26s       10.100.0.5        k8s-node3
kube-system   contrail-agent-wv64l                        0/1       PodInitializing    0 26s       10.100.0.3        k8s-node1
kube-system   contrail-analytics-2kcw0                    0/1       CrashLoopBackOff   2 27s       10.100.0.3        k8s-node1
kube-system   contrail-analyticsdb-v7kk5                  0/1       CrashLoopBackOff   1 27s       10.100.0.3        k8s-node1
kube-system   contrail-controller-l5zhf                   0/1       CrashLoopBackOff   1 26s       10.100.0.3        k8s-node1
kube-system   contrail-kube-manager-v6dbx                 0/1       CrashLoopBackOff   1 26s       10.100.0.3        k8s-node1

namsral

Keybase proof

I hereby claim:

• I am namsral on github.
• I am namsral (https://keybase.io/namsral) on keybase.
• I have a public key ASCgpD3lowV8y1LOOsihBEmW089Dl-vTPn8jAe2G02ekgQo

To claim this, I am signing this object:

namsral

// Source from the xnu kernel used in macOS
// source https://opensource.apple.com/source/xnu/xnu-3248.60.10/libsyscall/wrappers/mach_absolute_time.s
.globl	_mach_absolute_time
_mach_absolute_time:
	pushq	%rbp				// set up a frame for backtraces
	movq	%rsp,%rbp
	movq	$(_COMM_PAGE_TIME_DATA_START),%rsi
1:
	movl	_NT_GENERATION(%rsi),%r8d	// get generation
	testl	%r8d,%r8d			// if 0, data is being changed...

namsral

Control group /:
-.slice
├─624 /sbin/cgmanager -m name=systemd
├─machine.slice
│ └─machine-rkt\x2d6ff19b11\x2d0075\x2d48c6\x2d95e1\x2dc632da796d4e.scope
│   ├─init.scope
│   │ └─13469 /usr/lib/systemd/systemd --default-standard-output=tty --log-target=null --show-status=0
│   └─system.slice
│     ├─nginx.service
│     │ ├─13490 nginx: master process /usr/sbin/nginx -g daemon off

namsral

snippet tt "table-driven tests"
func Test${1:Func}(t *testing.T) {
	testCases := []struct {
		${2:input} ${3:Type}
		want ${4:Type} 
	}{
		{$2: ${5:""}, want: ${6:""}},${0: // comment}
	}
	for _, tc := range testCases {
		if got := $1(tc.$2); got != tc.want {

namsral

package person_test

import (
	"fmt"
	"strings"
)

// Person is a modern human with a name.
type Person struct {
	name string

namsral

package main

import (
    "archive/zip"
    "flag"
    "log"
    "net/http"

    "golang.org/x/tools/godoc/vfs/httpfs"
    "golang.org/x/tools/godoc/vfs/zipfs"