Use nostr as cache system

compose/docker-compose.yml

@@ -143,6 +143,17 @@ services:
       - redis
     network_mode: service:tor
 
+  strfry:
+    build: ./strfry
+    container_name: strfry${SUFFIX}
+    restart: always
+    volumes:
+      - ./strfry/sync.sh:/app/sync.sh
+      - ${STRFRY_CONF}:/app/strfry.conf
+      - ${STRFRY_DATA}/db:/app/strfry-db
+      - ${STRFRY_DATA}/log/:/var/log/
+    network_mode: service:tor
+
 # Example simple backup service (copy/paste to attached storage locations)
   # backup:
   #   build: ./backup

compose/env-sample/clntn/robosats.env

@@ -175,3 +175,6 @@ SLASHED_BOND_REWARD_SPLIT = 0.5
 
 # Username for HTLCs escrows
 ESCROW_USERNAME = 'admin'
+
+#Social
+NOSTR_NSEC = 'nsec1vxhs2zc4kqe0dhz4z2gfrdyjsrwf8pg3neeqx6w4nl8djfzdp0dqwd6rxh'

compose/env-sample/lndtn/compose.env

@@ -28,6 +28,9 @@ POSTGRES_PASSWORD='example'
 NGINX_CONFD='./nginx/tn.conf.d'
 WELLKNOWN='./nginx/tn.well-known'
 
+STRFRY_CONF='./env-sample/lndtn/strfry.conf'
+STRFRY_DATA='/custom_path/testnet/strfry'
+
 # Port and number of HTTP server workers for the robosats backend
 WEB_LOCAL_PORT=8001
 GUNICORN_WORKERS=2

compose/env-sample/lndtn/robosats.env

@@ -178,3 +178,6 @@ SLASHED_BOND_REWARD_SPLIT = 0.5
 
 # Username for HTLCs escrows
 ESCROW_USERNAME = 'admin'
+
+#Social
+NOSTR_NSEC = 'nsec1vxhs2zc4kqe0dhz4z2gfrdyjsrwf8pg3neeqx6w4nl8djfzdp0dqwd6rxh'

compose/env-sample/lndtn/strfry.conf

@@ -0,0 +1,138 @@
+##
+## Default strfry config
+##
+
+# Directory that contains the strfry LMDB database (restart required)
+db = "/app/strfry-db/"
+
+dbParams {
+    # Maximum number of threads/processes that can simultaneously have LMDB transactions open (restart required)
+    maxreaders = 256
+
+    # Size of mmap() to use when loading LMDB (default is 10TB, does *not* correspond to disk-space used) (restart required)
+    mapsize = 10995116277760
+
+    # Disables read-ahead when accessing the LMDB mapping. Reduces IO activity when DB size is larger than RAM. (restart required)
+    noReadAhead = false
+}
+
+events {
+    # Maximum size of normalised JSON, in bytes
+    maxEventSize = 65536
+
+    # Events newer than this will be rejected
+    rejectEventsNewerThanSeconds = 900
+
+    # Events older than this will be rejected
+    rejectEventsOlderThanSeconds = 94608000
+
+    # Ephemeral events older than this will be rejected
+    rejectEphemeralEventsOlderThanSeconds = 60
+
+    # Ephemeral events will be deleted from the DB when older than this
+    ephemeralEventsLifetimeSeconds = 300
+
+    # Maximum number of tags allowed
+    maxNumTags = 2000
+
+    # Maximum size for tag values, in bytes
+    maxTagValSize = 1024
+}
+
+relay {
+    # Interface to listen on. Use 0.0.0.0 to listen on all interfaces (restart required)
+    bind = "0.0.0.0"
+
+    # Port to open for the nostr websocket protocol (restart required)
+    port = 7777
+
+    # Set OS-limit on maximum number of open files/sockets (if 0, don't attempt to set) (restart required)
+    nofiles = 1000000
+
+    # HTTP header that contains the client's real IP, before reverse proxying (ie x-real-ip) (MUST be all lower-case)
+    realIpHeader = ""
+
+    info {
+        # NIP-11: Name of this server. Short/descriptive (< 30 characters)
+        name = "Robosats"
+
+        # NIP-11: Detailed information about relay, free-form
+        description = "Federation cache system."
+
+        # NIP-11: Administrative nostr pubkey, for contact purposes
+        pubkey = ""
+
+        # NIP-11: Alternative administrative contact (email, website, etc)
+        contact = ""
+    }
+
+    # Maximum accepted incoming websocket frame size (should be larger than max event) (restart required)
+    maxWebsocketPayloadSize = 131072
+
+    # Websocket-level PING message frequency (should be less than any reverse proxy idle timeouts) (restart required)
+    autoPingSeconds = 55
+
+    # If TCP keep-alive should be enabled (detect dropped connections to upstream reverse proxy)
+    enableTcpKeepalive = false
+
+    # How much uninterrupted CPU time a REQ query should get during its DB scan
+    queryTimesliceBudgetMicroseconds = 10000
+
+    # Maximum records that can be returned per filter
+    maxFilterLimit = 500
+
+    # Maximum number of subscriptions (concurrent REQs) a connection can have open at any time
+    maxSubsPerConnection = 3
+
+    writePolicy {
+        # If non-empty, path to an executable script that implements the writePolicy plugin logic
+        plugin = ""
+    }
+
+    compression {
+        # Use permessage-deflate compression if supported by client. Reduces bandwidth, but slight increase in CPU (restart required)
+        enabled = true
+
+        # Maintain a sliding window buffer for each connection. Improves compression, but uses more memory (restart required)
+        slidingWindow = false
+    }
+
+    logging {
+        # Dump all incoming messages
+        dumpInAll = false
+
+        # Dump all incoming EVENT messages
+        dumpInEvents = false
+
+        # Dump all incoming REQ/CLOSE messages
+        dumpInReqs = false
+
+        # Log performance metrics for initial REQ database scans
+        dbScanPerf = false
+
+        # Log reason for invalid event rejection? Can be disabled to silence excessive logging
+        invalidEvents = true
+    }
+
+    numThreads {
+        # Ingester threads: route incoming requests, validate events/sigs (restart required)
+        ingester = 3
+
+        # reqWorker threads: Handle initial DB scan for events (restart required)
+        reqWorker = 3
+
+        # reqMonitor threads: Handle filtering of new events (restart required)
+        reqMonitor = 3
+
+        # negentropy threads: Handle negentropy protocol messages (restart required)
+        negentropy = 2
+    }
+
+    negentropy {
+        # Support negentropy protocol messages
+        enabled = true
+
+        # Maximum records that sync will process before returning an error
+        maxSyncEvents = 1000000
+    }
+}

compose/strfry/Dockerfile

@@ -0,0 +1,14 @@
+FROM dockurr/strfry:0.9.6
+
+RUN apk add --no-cache dcron torsocks
+
+RUN echo "TorAddress 127.0.0.1" >> /etc/tor/torsocks.conf
+RUN echo "TorPort 9050" >> /etc/tor/torsocks.conf
+
+ADD . /app
+
+COPY entrypoint.sh /etc/strfry/entrypoint.sh
+
+RUN chmod +x /etc/strfry/entrypoint.sh
+
+ENTRYPOINT ["/etc/strfry/entrypoint.sh"]

compose/strfry/crontab

@@ -0,0 +1,24 @@
+# Edit this file to introduce tasks to be run by cron.
+#
+# Each task to run has to be defined through a single line
+# indicating with different fields when the task will be run
+# and what command to run for the task
+#
+# To define the time you can provide concrete values for
+# minute (m), hour (h), day of month (dom), month (mon),
+# and day of week (dow) or use '*' in these fields (for 'any').
+#
+# Notice that tasks will be started based on the cron's system
+# daemon's notion of time and timezones.
+#
+# Output of the crontab jobs (including errors) is sent through
+# email to the user the crontab file belongs to (unless redirected).
+#
+# For example, you can run a backup of all your user accounts
+# at 5 a.m every week with:
+# 0 5 * * 1 tar -zcf /var/backups/home.tgz /home/
+#
+# For more information see the manual pages of crontab(5) and cron(8)
+#
+# m h  dom mon dow   command
+*/1 * * * * torsocks /app/sync.sh

compose/strfry/entrypoint.sh

@@ -0,0 +1,5 @@
+#!/bin/sh
+
+crontab /app/crontab
+
+crond -f -l 8 & /app/strfry.sh

compose/strfry/sync.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+
+filters='{"kinds":[38383]}'
+
+/app/strfry --config /app/strfry.conf sync ws://ngdk7ocdzmz5kzsysa3om6du7ycj2evxp2f2olfkyq37htx3gllwp2yd.onion/nostr --filter "$filters" --dir both >> /var/log/cron.log 2>&1
+/app/strfry --config /app/strfry.conf sync ws://satstraoq35jffvkgpfoqld32nzw2siuvowanruindbfojowpwsjdgad.onion/nostr --filter "$filters" --dir both >> /var/log/cron.log 2>&1
+/app/strfry --config /app/strfry.conf sync ws://4t4jxmivv6uqej6xzx2jx3fxh75gtt65v3szjoqmc4ugdlhipzdat6yd.onion/nostr --filter "$filters" --dir both >> /var/log/cron.log 2>&1
+/app/strfry --config /app/strfry.conf sync ws://mmhaqzuirth5rx7gl24d4773lknltjhik57k7ahec5iefktezv4b3uid.onion/nostr --filter "$filters" --dir both >> /var/log/cron.log 2>&1