summaryrefslogtreecommitdiff
path: root/src/verbs/sync.py
blob: c534f4debfc8da53bdcb892647b73812aaaca5d3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
import os
import util
import colors
import time

CACHE_DIR = "/var/cache/xipkg"

def list_packages(url):
    status, response = util.curl(url + "/packages.list")
    if status != 200:
        return {}
    else:
        return {
                line.split()[0].split(".")[0]: line.split()[1]
                for line in response.split("\n") if len(line.split()) >  0
                }
        
def sync_packages(repo, sources, verbose=False):
    packages = {}
    total = 0
    completed = 0
    for source,url in sources.items():

        listed = list_packages(url + repo if url[-1] == "/" else f"/{repo}")
        if len(listed) == 0 and verbose:
            print(colors.BG_RED + f"No packages found in {source}/{repo}" + colors.RESET)

        total += len(listed)
        for p in listed:
            if not p in packages:
                packages[p] = []

            packages[p].append((listed[p], source))
            completed += 1
            util.loading_bar(completed, total, f"Syncing {repo}")
    return packages

def validate_packages(packages, repo, verbose=False):
    output = {}
    completed = 0
    total = len(packages)
    for package, versions in packages.items():
        popularity = {}
        for v in versions:
            checksum = v[0]
            source = v[1]
            if not checksum in popularity:
                popularity[checksum] = 0
            popularity[checksum] += 1

        most_popular = sorted(popularity)[0]
        
        # change the packages dict to list all the sources
        output[package] = {
                "checksum": most_popular,
                "sources" : [v[1] for v in versions if v[0] == most_popular]
                }
        completed += 1
        util.loading_bar(completed, total, f"Validating {repo}")
    return output

def save_package_list(validated, location):
    util.mkdir(location)
    for package,info in validated.items():
        package_file = os.path.join(location, package)
        
        content = ""
        with open(package_file, "w") as file:
            file.write("checksum=" + info["checksum"] + "\n")
            file.write("sources=" + " ".join([source for source in info["sources"]]))
            file.write("deps=" + " ".join([source for source in info["sources"]]))


###### !!! #######
# THIS SHOULD BE A USER ACTION 
# security problem to automatically decide to verify keys
# users should do this manually whenever they add a new source
###### !!! #######
def import_key(source, url, verbose=False):
    keyname = "xi.pub"
    status, response = curl(url + keyname if url[-1] == "/" else f"/{keyname}")

    if status == 200:
        key_path = os.path.join(config["dir"]["keychain"], source + ".pub")
        with open(key_path, "w"):
            key_path.write(key_path)

    elif verbose:
        print(colors.BG_RED + f"" + colors.RESET)


def test_source(source, url):
    start = time.time()
    util.curl(util.add_path(url, "index.html"))
    duration = time.time() - start
    return int(duration * 1000)

def test_sources(sources, file_path, test_count=10):
    if test_count > 0:
        pings = {}
        checked = 0
        for source,url in sources.items():
            total = 0
            for i in range(test_count):
                total += test_source(source, url)
                util.loading_bar(checked, len(sources) * test_count, f"Pinging Sources")
                checked += 1
            pings[source] = int(total / test_count) if total > 0 else 0


        sorted(pings, reverse=True)
        
        with open(file_path, "w") as file:
            for source,ping in pings.items():
                file.write(f"{source} {ping}\n")

        util.loading_bar(checked, len(sources) * test_count, f"Pinged Sources")
        print()


def sync(args, options, config):
    sources = config["sources"]
    repos = config["repos"]

    v = options["v"]

    test_sources(sources, config["dir"]["sources"], test_count=int(config["pings"]))

    for repo in repos:
        packages = sync_packages(repo, sources, verbose=v)
        
        # find the most popular hash to use
        validated = validate_packages(packages, repo, verbose=v)

        save_package_list(validated, os.path.join(config["dir"]["packages"], repo))

        num_packages = len(validated)
        util.loading_bar(num_packages, num_packages, f"Synced {repo}")
        print(colors.RESET)
    

    #total = len(sources)
    #completed = 0
    #for source, url in sources:
        #compelted += 1 
        #util.loading_bar(completed, total, f"Importing keys")