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add ipfs feasability

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Oskar Thoren
2019-10-03 13:56:30 +08:00
parent 73eb9a5bd1
commit 67f0032349
1 changed files with 58 additions and 0 deletions
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remote_log/ipfs-feasability.md Normal file
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# IPFS as a remote log
Checking basic feasability and flow.
```
# Remote log over IPFS and IPNS
# Basic feasibility check
# 0. Run `ipfs daemon` in background
# 1. Upload first message to CAS
> cat foo
1 hello
> cat foo | ipfs add
added QmPvE58XgBFSAzQMWZ3abuSqfTeNV91hapa8gyAL18a9TP QmPvE58XgBFSAzQMWZ3abuSqfTeNV91hapa8gyAL18a9TP
8 B / 8 B [==================================================================================================] 100.00%
# 2. Generate PKI namespace for a specific NS log
> ipfs key gen --type=rsa --size=2048 mykey
QmSWkQxeTY9wfCF3t7n26g7NDbTHYAVqdcevoQVXBQ5ybe
> ipfs key list -l
oskarth@localhost /home/oskarth> ipfs key list -l
QmTQMzSQhDW1FTDo328ds8mBeQDjvYqFTzvdyF4A9VWg9q self
QmSWkQxeTY9wfCF3t7n26g7NDbTHYAVqdcevoQVXBQ5ybe mykey
# 3. Update NS
# XXX: This command is quite slow
> ipfs name publish --key=mykey QmPvE58XgBFSAzQMWZ3abuSqfTeNV91hapa8gyAL18a9TP
# 4. Resolve NS and get message from CAS
> ipfs name resolve QmSWkQxeTY9wfCF3t7n26g7NDbTHYAVqdcevoQVXBQ5ybe
/ipfs/QmPvE58XgBFSAzQMWZ3abuSqfTeNV91hapa8gyAL18a9TP
> ipfs cat /ipfs/QmPvE58XgBFSAzQMWZ3abuSqfTeNV91hapa8gyAL18a9TP
1 hello
# 5. Upload new message to CAS
> cat bar | ipfs add
added QmYa4KRuvXvuTMxL57qKbRdkQBdLMeLevZ4a2emT4yByJJ QmYa4KRuvXvuTMxL57qKbRdkQBdLMeLevZ4a2emT4yByJJ
5 B / 5 B [==================================================================================================] 100.00%
# 6. Update NS with new message
> ipfs name publish --key=mykey QmYa4KRuvXvuTMxL57qKbRdkQBdLMeLevZ4a2emT4yByJJ
Published to QmSWkQxeTY9wfCF3t7n26g7NDbTHYAVqdcevoQVXBQ5ybe: /ipfs/QmYa4KRuvXvuTMxL57qKbRdkQBdLMeLevZ4a2emT4yByJJ
# 7. Resolve NS and get second message
oskarth@localhost /home/oskarth> ipfs name resolve QmSWkQxeTY9wfCF3t7n26g7NDbTHYAVqdcevoQVXBQ5ybe
/ipfs/QmYa4KRuvXvuTMxL57qKbRdkQBdLMeLevZ4a2emT4yByJJ
oskarth@localhost /home/oskarth> ipfs cat /ipfs/QmYa4KRuvXvuTMxL57qKbRdkQBdLMeLevZ4a2emT4yByJJ
2 h1
```
## Notes
- Pin locally
- Pinning services for altruistic mode?
- Diff interface from Swarm Feeds with topic subspace vs new key for each
- Perf of name updated?
- Check resolution from other host