2 from fastapi import FastAPI, Request, HTTPException, responses, Query
4 from hashlib import sha256
5 from fastapi.templating import Jinja2Templates
6 from requests import get
9 from datetime import datetime
10 from email import utils
12 with open("config.json") as f:
13 config = loads(f.read())
14 base_url = config["base_url"]
16 app = FastAPI(docs_url=base_url+"/docs", redoc_url=base_url+"/redoc")
17 templates = Jinja2Templates(directory=".")
19 def get_hash(domain: str) -> str:
20 return sha256(domain.encode("utf-8")).hexdigest()
22 @app.get(base_url+"/info")
24 conn = sqlite3.connect("blocks.db")
26 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)")
27 known, indexed, blocks = c.fetchone()
30 "known_instances": known,
31 "indexed_instances": indexed,
32 "blocks_recorded": blocks
35 @app.get(base_url+"/top")
36 def top(blocked: int = None, blockers: int = None):
37 conn = sqlite3.connect("blocks.db")
39 if blocked == None and blockers == None:
40 raise HTTPException(status_code=400, detail="No filter specified")
43 raise HTTPException(status_code=400, detail="Too many results")
44 c.execute("SELECT blocked, count(blocked) FROM blocks WHERE block_level = 'reject' group by blocked order by count(blocked) desc limit ?", (blocked,))
45 elif blockers != None:
47 raise HTTPException(status_code=400, detail="Too many results")
48 c.execute("SELECT blocker, count(blocker) FROM blocks WHERE block_level = 'reject' group by blocker order by count(blocker) desc limit ?", (blockers,))
54 for domain, highscore in scores:
55 scoreboard.append({"domain": domain, "highscore": highscore})
59 @app.get(base_url+"/api")
60 def blocked(domain: str = None, reason: str = None, reverse: str = None):
61 if domain == None and reason == None and reverse == None:
62 raise HTTPException(status_code=400, detail="No filter specified")
64 reason = sub("(%|_)", "", reason)
66 raise HTTPException(status_code=400, detail="Keyword is shorter than three characters")
67 conn = sqlite3.connect("blocks.db")
70 wildchar = "*." + ".".join(domain.split(".")[-domain.count("."):])
71 punycode = domain.encode('idna').decode('utf-8')
72 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",
73 (domain, "*." + domain, wildchar, get_hash(domain), punycode, "*." + punycode))
75 c.execute("SELECT blocker, blocked, block_level, reason, first_added, last_seen FROM blocks WHERE blocker = ? order by first_added asc", (reverse,))
77 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+"%",))
82 for blocker, blocked, block_level, reason, first_added, last_seen in blocks:
83 entry = {"blocker": blocker, "blocked": blocked, "reason": reason, "first_added": first_added, "last_seen": last_seen}
84 if block_level in result:
85 result[block_level].append(entry)
87 result[block_level] = [entry]
91 @app.get(base_url+"/scoreboard")
92 def index(request: Request, blockers: int = None, blocked: int = None):
93 if blockers == None and blocked == None:
94 raise HTTPException(status_code=400, detail="No filter specified")
95 elif blockers != None:
96 scores = get(f"http://127.0.0.1:{port}{base_url}/top?blockers={blockers}")
98 scores = get(f"http://127.0.0.1:{port}{base_url}/top?blocked={blocked}")
101 raise HTTPException(status_code=blocks.status_code, detail=blocks.text)
102 scores = scores.json()
103 return templates.TemplateResponse("index.html", {"request": request, "scoreboard": True, "blockers": blockers, "blocked": blocked, "scores": scores})
105 @app.get(base_url+"/")
106 def index(request: Request, domain: str = None, reason: str = None, reverse: str = None):
107 if domain == "" or reason == "" or reverse == "":
108 return responses.RedirectResponse("/")
111 if domain == None and reason == None and reverse == None:
112 info = get(f"http://127.0.0.1:{port}{base_url}/info")
114 raise HTTPException(status_code=info.status_code, detail=info.text)
117 blocks = get(f"http://127.0.0.1:{port}{base_url}/api?domain={domain}")
119 blocks = get(f"http://127.0.0.1:{port}{base_url}/api?reason={reason}")
120 elif reverse != None:
121 blocks = get(f"http://127.0.0.1:{port}{base_url}/api?reverse={reverse}")
124 raise HTTPException(status_code=blocks.status_code, detail=blocks.text)
125 blocks = blocks.json()
126 for block_level in blocks:
127 for block in blocks[block_level]:
128 block["first_added"] = datetime.utcfromtimestamp(block["first_added"]).strftime('%Y-%m-%d %H:%M')
129 block["last_seen"] = datetime.utcfromtimestamp(block["last_seen"]).strftime('%Y-%m-%d %H:%M')
131 return templates.TemplateResponse("index.html", {"request": request, "domain": domain, "blocks": blocks, "reason": reason, "reverse": reverse, "info": info})
133 @app.get(base_url+"/api/mutual")
134 def mutual(domains: list[str] = Query()):
135 """Return 200 if federation is open between the two, 4xx otherwise"""
136 conn = sqlite3.connect('blocks.db')
139 "SELECT block_level FROM blocks " \
140 "WHERE ((blocker = :a OR blocker = :b) AND (blocked = :b OR blocked = :a OR blocked = :aw OR blocked = :bw)) " \
141 "AND block_level = 'reject' " \
146 "aw": "*." + domains[0],
147 "bw": "*." + domains[1],
154 return responses.JSONResponse(status_code=418, content={})
156 return responses.JSONResponse(status_code=200, content={})
158 @app.get(base_url+"/rss")
159 def rss(request: Request, domain: str = None):
160 conn = sqlite3.connect("blocks.db")
163 wildchar = "*." + ".".join(domain.split(".")[-domain.count("."):])
164 punycode = domain.encode('idna').decode('utf-8')
165 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",
166 (domain, "*." + domain, wildchar, get_hash(domain), punycode, "*." + punycode))
168 c.execute("SELECT blocker, blocked, block_level, reason, first_added, last_seen FROM blocks order by first_added desc limit 50")
169 blocks = c.fetchall()
173 for blocker, blocked, block_level, reason, first_added, last_seen in blocks:
174 first_added = utils.format_datetime(datetime.fromtimestamp(first_added))
175 if reason == None or reason == '':
176 reason = "No reason provided."
178 reason = "Provided reason: '" + reason + "'"
179 result.append({"blocker": blocker, "blocked": blocked, "block_level": block_level, "reason": reason, "first_added": first_added})
181 timestamp = utils.format_datetime(datetime.now())
183 return templates.TemplateResponse("rss.xml", {"request": request, "timestamp": timestamp, "domain": domain, "blocks": result}, headers={"Content-Type": "application/rss+xml"})
185 if __name__ == "__main__":
186 uvicorn.run("api:app", host="127.0.0.1", port=port, log_level="info")