claw10-auth 0.2.3

Identity and credential management for Claw10 OS
Documentation 
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
147

use std::collections::HashMap;

use claw10_domain::{Permission, RoleId};

pub struct RbacService {
    role_permissions: HashMap<RoleId, Vec<Permission>>,
}

impl RbacService {
    #[must_use]
    pub fn new() -> Self {
        Self {
            role_permissions: HashMap::new(),
        }
    }

    pub fn assign_permissions(&mut self, role_id: RoleId, permissions: Vec<Permission>) {
        self.role_permissions.insert(role_id, permissions);
    }

    #[must_use]
    pub fn get_role_permissions(&self, role_id: &RoleId) -> Vec<Permission> {
        self.role_permissions
            .get(role_id)
            .cloned()
            .unwrap_or_default()
    }

    #[must_use]
    pub fn get_roles_permissions(&self, role_ids: &[RoleId]) -> Vec<Permission> {
        let mut perms: Vec<Permission> = role_ids
            .iter()
            .flat_map(|rid| self.get_role_permissions(rid))
            .collect();
        perms.sort();
        perms.dedup();
        perms
    }

    #[must_use]
    pub fn child_permissions(
        parent_delegable: &[Permission],
        requested: &[Permission],
    ) -> Vec<Permission> {
        let parent_set: std::collections::HashSet<&Permission> = parent_delegable.iter().collect();
        requested
            .iter()
            .filter(|p| parent_set.contains(*p))
            .cloned()
            .collect()
    }
}

impl Default for RbacService {
    fn default() -> Self {
        Self::new()
    }
}

#[cfg(test)]
mod tests {
    use super::*;
    use uuid::Uuid;

    fn create_role_id() -> RoleId {
        RoleId(Uuid::now_v7())
    }

    fn create_permission(name: &str) -> Permission {
        Permission(name.to_string())
    }

    #[test]
    fn test_get_roles_permissions_empty() {
        let rbac = RbacService::new();
        let perms = rbac.get_roles_permissions(&[]);
        assert!(perms.is_empty());
    }

    #[test]
    fn test_get_roles_permissions_single_role() {
        let mut rbac = RbacService::new();
        let role1 = create_role_id();
        let p1 = create_permission("read");
        let p2 = create_permission("write");
        rbac.assign_permissions(role1.clone(), vec![p1.clone(), p2.clone()]);

        let perms = rbac.get_roles_permissions(&[role1]);
        assert_eq!(perms.len(), 2);
        assert!(perms.contains(&p1));
        assert!(perms.contains(&p2));
    }

    #[test]
    fn test_get_roles_permissions_multiple_roles() {
        let mut rbac = RbacService::new();

        let role1 = create_role_id();
        let p1 = create_permission("read");
        rbac.assign_permissions(role1.clone(), vec![p1.clone()]);

        let role2 = create_role_id();
        let p2 = create_permission("write");
        rbac.assign_permissions(role2.clone(), vec![p2.clone()]);

        let perms = rbac.get_roles_permissions(&[role1, role2]);
        assert_eq!(perms.len(), 2);
        assert!(perms.contains(&p1));
        assert!(perms.contains(&p2));
    }

    #[test]
    fn test_get_roles_permissions_duplicate_permissions() {
        let mut rbac = RbacService::new();

        let role1 = create_role_id();
        let p1 = create_permission("read");
        let p2 = create_permission("write");
        rbac.assign_permissions(role1.clone(), vec![p1.clone(), p2.clone()]);

        let role2 = create_role_id();
        let p3 = create_permission("write"); // same as p2
        let p4 = create_permission("delete");
        rbac.assign_permissions(role2.clone(), vec![p3.clone(), p4.clone()]);

        let perms = rbac.get_roles_permissions(&[role1, role2]);
        assert_eq!(perms.len(), 3);
        assert!(perms.contains(&p1));
        assert!(perms.contains(&p2));
        assert!(perms.contains(&p4));
    }

    #[test]
    fn test_get_roles_permissions_missing_roles() {
        let mut rbac = RbacService::new();

        let role1 = create_role_id();
        let p1 = create_permission("read");
        rbac.assign_permissions(role1.clone(), vec![p1.clone()]);

        let role_missing = create_role_id();

        let perms = rbac.get_roles_permissions(&[role1, role_missing]);
        assert_eq!(perms.len(), 1);
        assert!(perms.contains(&p1));
    }
}