-from fastapi import FastAPI
+import uvicorn
+from fastapi import FastAPI, Request, HTTPException, responses, Query
import sqlite3
-from hashlib import sha256
+from fastapi.templating import Jinja2Templates
+from requests import get
+from datetime import datetime
+from email import utils
+import re
+import fba
-base_url = ""
-app = FastAPI(docs_url=base_url+"/docs", redoc_url=base_url+"/redoc")
+app = FastAPI(docs_url=fba.config["base_url"] + "/docs", redoc_url=fba.config["base_url"] + "/redoc")
+templates = Jinja2Templates(directory=".")
-def get_hash(domain: str) -> str:
- return sha256(domain.encode("utf-8")).hexdigest()
-
-@app.get(base_url+"/info")
+@app.get(fba.config["base_url"] + "/info")
def info():
- conn = sqlite3.connect("blocks.db")
- c = conn.cursor()
- c.execute("select (select count(domain) from instances), (select count(domain) from instances where software in ('pleroma', 'mastodon')), (select count(blocker) from blocks)")
- known, indexed, blocks = c.fetchone()
- c.close()
+ fba.c.execute("SELECT (SELECT count(domain) FROM instances), (SELECT count(domain) FROM instances WHERE software IN ('pleroma', 'mastodon', 'misskey', 'gotosocial', 'friendica')), (SELECT count(blocker) FROM blocks)")
+ known, indexed, blocks = fba.c.fetchone()
+
return {
"known_instances": known,
"indexed_instances": indexed,
"blocks_recorded": blocks,
- "source_code": "https://gitlab.com/EnjuAihara/fedi-block-api",
+ "slogan": fba.config["slogan"]
}
-@app.get(base_url+"/domain/{domain}")
-def blocked(domain: str):
- conn = sqlite3.connect("blocks.db")
- c = conn.cursor()
- wildchar = "*." + ".".join(domain.split(".")[-domain.count("."):])
- c.execute("select blocker, block_level, reason from blocks where blocked = ? or blocked = ? or blocked = ?", (domain, wildchar, get_hash(domain)))
- blocks = c.fetchall()
- conn.close()
+@app.get(fba.config["base_url"] + "/top")
+def top(blocked: int = None, blockers: int = None):
+ if blocked == None and blockers == None:
+ raise HTTPException(status_code=400, detail="No filter specified")
+ elif blocked != None:
+ if blocked > 500:
+ raise HTTPException(status_code=400, detail="Too many results")
+ fba.c.execute("SELECT blocked, count(blocked) FROM blocks WHERE block_level = 'reject' group by blocked ORDER BY count(blocked) DESC LIMIT ?", (blocked,))
+ elif blockers != None:
+ if blockers > 500:
+ raise HTTPException(status_code=400, detail="Too many results")
+ fba.c.execute("SELECT blocker, count(blocker) FROM blocks WHERE block_level = 'reject' group by blocker ORDER BY count(blocker) DESC LIMIT ?", (blockers,))
+ scores = fba.c.fetchall()
- result = {}
- reasons = {}
+ scoreboard = []
+ print(scores)
+ for domain, highscore in scores:
+ scoreboard.append({"domain": domain, "highscore": highscore})
+
+ return scoreboard
+
+@app.get(fba.config["base_url"] + "/api")
+def blocked(domain: str = None, reason: str = None, reverse: str = None):
+ if domain == None and reason == None and reverse == None:
+ raise HTTPException(status_code=400, detail="No filter specified")
+ if reason != None:
+ reason = re.sub("(%|_)", "", reason)
+ if len(reason) < 3:
+ raise HTTPException(status_code=400, detail="Keyword is shorter than three characters")
+ if domain != None:
+ wildchar = "*." + ".".join(domain.split(".")[-domain.count("."):])
+ punycode = domain.encode('idna').decode('utf-8')
+ fba.c.execute("SELECT blocker, blocked, block_level, reason, first_added, last_seen FROM blocks WHERE blocked = ? OR blocked = ? OR blocked = ? OR blocked = ? OR blocked = ? OR blocked = ? ORDER BY first_added asc",
+ (domain, "*." + domain, wildchar, fba.get_hash(domain), punycode, "*." + punycode))
+ elif reverse != None:
+ fba.c.execute("SELECT blocker, blocked, block_level, reason, first_added, last_seen FROM blocks WHERE blocker = ? ORDER BY first_added asc", (reverse,))
+ else:
+ fba.c.execute("SELECT blocker, blocked, block_level, reason, first_added, last_seen FROM blocks WHERE reason like ? AND reason != '' ORDER BY first_added asc", ("%"+reason+"%",))
+ blocks = fba.c.fetchall()
- for domain, block_level, reason in blocks:
+ result = {}
+ for blocker, blocked, block_level, reason, first_added, last_seen in blocks:
+ entry = {"blocker": blocker, "blocked": blocked, "reason": reason, "first_added": first_added, "last_seen": last_seen}
if block_level in result:
- result[block_level].append(domain)
+ result[block_level].append(entry)
else:
- result[block_level] = [domain]
-
- if reason != "":
- if block_level in reasons:
- reasons[block_level][domain] = reason
- else:
- reasons[block_level] = {domain: reason}
+ result[block_level] = [entry]
+
+ return result
+
+@app.get(fba.config["base_url"] + "/scoreboard")
+def index(request: Request, blockers: int = None, blocked: int = None):
+ if blockers == None and blocked == None:
+ raise HTTPException(status_code=400, detail="No filter specified")
+ elif blockers != None:
+ scores = get(f"http://127.0.0.1:{fba.config['base_url']}{fba.config['base_url']}/top?blockers={blockers}")
+ elif blocked != None:
+ scores = get(f"http://127.0.0.1:{fba.config['port']}{fba.config['base_url']}/top?blocked={blocked}")
+ if scores != None:
+ if not scores.ok:
+ raise HTTPException(status_code=blocks.status_code, detail=blocks.text)
+ scores = scores.json()
+ return templates.TemplateResponse("index.html", {"request": request, "scoreboard": True, "blockers": blockers, "blocked": blocked, "scores": scores})
+
+@app.get(fba.config["base_url"] + "/")
+def index(request: Request, domain: str = None, reason: str = None, reverse: str = None):
+ if domain == "" or reason == "" or reverse == "":
+ return responses.RedirectResponse("/")
+ info = None
+ blocks = None
+ if domain == None and reason == None and reverse == None:
+ info = get(f"http://127.0.0.1:{fba.config['port']}{fba.config['base_url']}/info")
+ if not info.ok:
+ raise HTTPException(status_code=info.status_code, detail=info.text)
+ info = info.json()
+ elif domain != None:
+ blocks = get(f"http://127.0.0.1:{fba.config['port']}{fba.config['base_url']}/api?domain={domain}")
+ elif reason != None:
+ blocks = get(f"http://127.0.0.1:{fba.config['port']}{fba.config['base_url']}/api?reason={reason}")
+ elif reverse != None:
+ blocks = get(f"http://127.0.0.1:{fba.config['port']}{fba.config['base_url']}/api?reverse={reverse}")
+ if blocks != None:
+ if not blocks.ok:
+ raise HTTPException(status_code=blocks.status_code, detail=blocks.text)
+ blocks = blocks.json()
+ for block_level in blocks:
+ for block in blocks[block_level]:
+ block["first_added"] = datetime.utcfromtimestamp(block["first_added"]).strftime('%Y-%m-%d %H:%M')
+ block["last_seen"] = datetime.utcfromtimestamp(block["last_seen"]).strftime('%Y-%m-%d %H:%M')
+
+ return templates.TemplateResponse("index.html", {"request": request, "domain": domain, "blocks": blocks, "reason": reason, "reverse": reverse, "info": info})
+
+@app.get(fba.config["base_url"] + "/api/mutual")
+def mutual(domains: list[str] = Query()):
+ """Return 200 if federation is open between the two, 4xx otherwise"""
+ fba.c.execute(
+ "SELECT block_level FROM blocks " \
+ "WHERE ((blocker = :a OR blocker = :b) AND (blocked = :b OR blocked = :a OR blocked = :aw OR blocked = :bw)) " \
+ "AND block_level = 'reject' " \
+ "LIMIT 1",
+ {
+ "a": domains[0],
+ "b": domains[1],
+ "aw": "*." + domains[0],
+ "bw": "*." + domains[1],
+ },
+ )
+ res = fba.c.fetchone()
+
+ if res is not None:
+ # Blocks found
+ return responses.JSONResponse(status_code=418, content={})
+
+ # No known blocks
+ return responses.JSONResponse(status_code=200, content={})
+
+@app.get(fba.config["base_url"] + "/rss")
+def rss(request: Request, domain: str = None):
+ if domain != None:
+ wildchar = "*." + ".".join(domain.split(".")[-domain.count("."):])
+ punycode = domain.encode('idna').decode('utf-8')
+ fba.c.execute("SELECT blocker, blocked, block_level, reason, first_added, last_seen FROM blocks WHERE blocked = ? OR blocked = ? OR blocked = ? OR blocked = ? OR blocked = ? OR blocked = ? ORDER BY first_added DESC LIMIT 50",
+ (domain, "*." + domain, wildchar, fba.get_hash(domain), punycode, "*." + punycode))
+ else:
+ fba.c.execute("SELECT blocker, blocked, block_level, reason, first_added, last_seen FROM blocks ORDER BY first_added DESC LIMIT 50")
+
+ blocks = fba.c.fetchall()
+
+ result = []
+ for blocker, blocked, block_level, reason, first_added, last_seen in blocks:
+ first_added = utils.format_datetime(datetime.fromtimestamp(first_added))
+ if reason == None or reason == '':
+ reason = "No reason provided."
+ else:
+ reason = "Provided reason: '" + reason + "'"
+
+ result.append(
+ {
+ "blocker": blocker,
+ "blocked": blocked,
+ "block_level": block_level,
+ "reason": reason,
+ "first_added": first_added
+ }
+ )
+
+ timestamp = utils.format_datetime(datetime.now())
- return {"blocks": result, "reasons": reasons}
+ return templates.TemplateResponse("rss.xml", {"request": request, "timestamp": timestamp, "domain": domain, "blocks": result}, headers={"Content-Type": "application/rss+xml"})
+if __name__ == "__main__":
+ uvicorn.run("api:app", host="127.0.0.1", port=fba.config["port"], log_level=fba.config["log_level"])
projects / fba.git / blobdiff