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fixing wallet dumps

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Shannon Appelcline 2020-11-03 13:12:02 -10:00 committed by GitHub
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18
03_3_Setting_Up_Your_Wallet.md
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@ -76,17 +76,19 @@ Invalid address
## Optional: Dump Your Wallet ## Optional: Dump Your Wallet
It might seem dangerous having all of your irreplaceable private keys in a single file. That's what `bitcoin-cli backupwallet` is for. It lets you make a copy of your wallet.dat: It might seem dangerous having all of your irreplaceable private keys in a single file. That's what `bitcoin-cli dumpwallet` is for. It lets you make a copy of your wallet.dat:
``` ```
$ bitcoin-cli backupwallet ~/backup.dat $ bitcoin-cli dumpwallet ~/mywallet.txt
``` ```
The `mywallet.txt` file in your home directory will have a long list of private keys, addresses, and other information. Mind you, you'd never want to put this data out in a plain text file on a Bitcoin setup with real funds!
You can then recover it with `bitcoin-cli importwallet`. You can then recover it with `bitcoin-cli importwallet`.
``` ```
$ bitcoin-cli importwallet backup.dat $ bitcoin-cli importwallet ~/mywallet.txt
``` ```
But note this requires an unpruned node! But note this requires an unpruned node!
``` ```
$ bitcoin-cli importwallet ~/backup.dat $ bitcoin-cli importwallet ~/mywallet.txt
error code: -4 error code: -4
error message: error message:
Importing wallets is disabled when blocks are pruned Importing wallets is disabled when blocks are pruned
@ -94,17 +96,13 @@ Importing wallets is disabled when blocks are pruned
## Optional: View Your Private Keys ## Optional: View Your Private Keys
Sometimes, you might want to actually look at the private keys associated with your Bitcoin addresses. Perhaps you want to be able to sign a message or spend bitcoins from a different machine. Perhaps you just want to back up certain important private keys. Sometimes, you might want to actually look at the private keys associated with your Bitcoin addresses. Perhaps you want to be able to sign a message or spend bitcoins from a different machine. Perhaps you just want to back up certain important private keys. You can also do this with your dump file, since it's human readable.
To look at _all_ the keys in your wallet, type `bitcoin-cli dumpwallet ~/mywallet.txt`.
``` ```
$ bitcoin-cli dumpwallet ~/mywallet.txt $ bitcoin-cli dumpwallet ~/mywallet.txt
{ {
"filename": "/home/standup/mywallet.txt" "filename": "/home/standup/mywallet.txt"
} }
``` ```
This will create a `mywallet.txt` file in your home directory with a long list of private keys, addresses, and other information. Mind you, you'd never want to put this data out in a plain text file on a Bitcoin setup with real funds!
More likely, you just want to look at the private key associated with a specific address. This can be done with the `bitcoin-cli dumpprivkey` command. More likely, you just want to look at the private key associated with a specific address. This can be done with the `bitcoin-cli dumpprivkey` command.
``` ```
$ bitcoin-cli dumpprivkey "moKVV6XEhfrBCE3QCYq6ppT7AaMF8KsZ1B" $ bitcoin-cli dumpprivkey "moKVV6XEhfrBCE3QCYq6ppT7AaMF8KsZ1B"
@ -112,7 +110,7 @@ cTv75T4B3NsG92tdSxSfzhuaGrzrmc1rJjLKscoQZXqNRs5tpYhH
``` ```
You can then save that key somewhere safe, preferably somewhere not connected to the internet. You can then save that key somewhere safe, preferably somewhere not connected to the internet.
You can import any private key, from a wallet dump or an individual key dump, as follows: You can also import any private key, from a wallet dump or an individual key dump, as follows:
``` ```
$ bitcoin-cli importprivkey cW4s4MdW7BkUmqiKgYzSJdmvnzq8QDrf6gszPMC7eLmfcdoRHtHh $ bitcoin-cli importprivkey cW4s4MdW7BkUmqiKgYzSJdmvnzq8QDrf6gszPMC7eLmfcdoRHtHh
``` ```