Brad Fitzpatrick bradfitz
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| package main | |
| import ( | |
| "flag" | |
| "fmt" | |
| "log" | |
| "os" | |
| "os/exec" | |
| "path/filepath" | |
| "syscall" |
bradfitz
/ gist:8c60707ab12240b7e5842ce156b81553
Created
August 13, 2018 17:09
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| ./vendor | |
| ./vendor/golang_org | |
| ./vendor/golang_org/x | |
| ./vendor/golang_org/x/crypto | |
| ./vendor/golang_org/x/crypto/internal | |
| ./vendor/golang_org/x/crypto/internal/chacha20 | |
| ./vendor/golang_org/x/crypto/chacha20poly1305 | |
| ./vendor/golang_org/x/crypto/cryptobyte | |
| ./vendor/golang_org/x/crypto/cryptobyte/asn1 | |
| ./vendor/golang_org/x/crypto/curve25519 |
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| // turnAmp controls the mPower Mini unit in Barloga, which | |
| // powers the rainbow Google Chord AMP hooked up to the speakers. | |
| func turnAmp(on bool) bool { | |
| c, err := ssh.Dial("tcp", "10.0.0.nnnn:22", &ssh.ClientConfig{ | |
| HostKeyCallback: ssh.InsecureIgnoreHostKey(), | |
| Config: ssh.Config{ | |
| Ciphers: []string{"aes128-cbc"}, | |
| }, | |
| User: "ubnt", | |
| Auth: []ssh.AuthMethod{ssh.Password("xxxxx")}, |
bradfitz
/ gist:0dbdd7471b2e52606fd35a29aff9d68d
Created
July 20, 2018 02:31
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| root@debian:~# dd if=/dev/sda of=out bs=1M count=1 | |
| 1+0 records in | |
| 1+0 records out | |
| 1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00404595 s, 259 MB/s | |
| root@debian:~# hd out | |
| 00000000 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| | |
| * | |
| 000001c0 01 00 ee fe ff ff 01 00 00 00 ff ff 9f 00 00 00 |................| | |
| 000001d0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| |
bradfitz
/ setting-dos.go
Created
July 18, 2018 16:48
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| package main | |
| import ( | |
| "crypto/tls" | |
| "flag" | |
| "io" | |
| "log" | |
| ) | |
| var once = flag.Bool("once", false, "just send one settings fame") |
bradfitz
/ transport.diff
Created
July 12, 2018 20:00
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| func (rl *clientConnReadLoop) handleResponse(cs *clientStream, f *MetaHeadersFrame) (*http.Response, error) { | |
| if f.Truncated { | |
| return nil, errResponseHeaderListSize | |
| @@ -1750,15 +1762,6 @@ func (rl *clientConnReadLoop) handleResponse(cs *clientStream, f *MetaHeadersFra | |
| return nil, errors.New("malformed response from server: malformed non-numeric status pseudo header") | |
| } | |
| - if statusCode == 100 { | |
| - traceGot100Continue(cs.trace) | |
| - if cs.on100 != nil { |
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| root@ss1:~# pveceph createosd /dev/sda --wal_dev=/dev/sdc1 --journal_dev=/dev/sdc2 | |
| create OSD on /dev/sda (bluestore) | |
| using device '/dev/sdc2' for block.db | |
| using device '/dev/sdc1' for block.wal | |
| Creating new GPT entries. | |
| GPT data structures destroyed! You may now partition the disk using fdisk or | |
| other utilities. | |
| Creating new GPT entries. | |
| The operation has completed successfully. | |
| Setting name! |
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| (*mbr.Table)(0xc000088360)({ | |
| Partitions: ([]*mbr.Partition) (len=4 cap=4) { | |
| (*mbr.Partition)(0xc000092160)({ | |
| Bootable: (bool) true, | |
| Type: (mbr.Type) 131, | |
| Start: (uint32) 2048, | |
| Size: (uint32) 497664, | |
| StartCylinder: (uint8) 0, | |
| StartHead: (uint8) 32, | |
| StartSector: (uint8) 33, |
bradfitz
/ gist:8d803135606c3a222fdb6d9fb666b962
Created
April 18, 2018 02:31
failing to enlarge a partition
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| Trying to enlarge a VM's LVM partition from 400GB to 800GB. | |
| I gave it more disk from the hypervisor and had the kernel rescan the SCSI bus, which worked: | |
| dmesg: | |
| [3879444.655318] sd 0:0:0:0: [sda] 1677721600 512-byte logical blocks: (859 GB/800 GiB) | |
| [3879444.655447] sda: detected capacity change from 429496729600 to 858993459200 | |
| Old values: |
bradfitz
/ gist:eb904c181417d978926da5e33b9c5f11
Created
April 5, 2018 21:51
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| Box: type "ftyp", size 24 | |
| - *heif.FileTypeBox: &{box:0xc0000941e0 MajorBrand:heic MinorVersion: Compatible:[mif1 heic]} | |
| Box: type "meta", size 3956 | |
| - *heif.MetaBox, 8 children: | |
| Box: type "hdlr", size 34 | |
| - *heif.HandlerBox: &{FullBox:{box:0xc0000942d0 Version:0 Flags:0} HandlerType:pict Name:} | |
| Box: type "dinf", size 36 | |
| - *heif.DataInformationBox | |
| Box: type "dref", size 28 | |
| - *heif.DataReferenceBox |