artifact_api/
upload.rs

1use std::collections::BTreeMap;
2use std::fmt;
3
4use serde::{Deserialize, Serialize};
5
6use crate::ArtifactKind;
7
8#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
9#[serde(rename_all = "camelCase", deny_unknown_fields)]
10pub struct PrepareArtifactUploadRequest {
11    pub kind: ArtifactKind,
12    pub mime_type: String,
13    pub size_bytes: u64,
14    pub sha256: String,
15    #[serde(default, skip_serializing_if = "Option::is_none")]
16    pub duration_millis: Option<u64>,
17}
18
19impl PrepareArtifactUploadRequest {
20    pub fn validate(&self) -> Result<(), PrepareArtifactUploadValidationError> {
21        if self.mime_type.trim() != self.mime_type || self.mime_type.is_empty() {
22            return Err(invalid("artifact upload MIME type is invalid"));
23        }
24        match self.kind {
25            ArtifactKind::Image if !self.mime_type.starts_with("image/") => {
26                return Err(invalid("artifact upload image MIME type is invalid"));
27            }
28            ArtifactKind::Audio if !self.mime_type.starts_with("audio/") => {
29                return Err(invalid("artifact upload audio MIME type is invalid"));
30            }
31            ArtifactKind::Video if !self.mime_type.starts_with("video/") => {
32                return Err(invalid("artifact upload video MIME type is invalid"));
33            }
34            ArtifactKind::File if self.mime_type.starts_with("video/") => {
35                return Err(invalid("video artifacts are not supported"));
36            }
37            _ => {}
38        }
39        if self.size_bytes == 0 {
40            return Err(invalid("artifact upload content is empty"));
41        }
42        if self.sha256.len() != 64
43            || !self
44                .sha256
45                .bytes()
46                .all(|byte| byte.is_ascii_hexdigit() && !byte.is_ascii_uppercase())
47        {
48            return Err(invalid(
49                "artifact upload SHA-256 must be 64 lowercase hexadecimal characters",
50            ));
51        }
52        if !matches!(self.kind, ArtifactKind::Audio | ArtifactKind::Video)
53            && self.duration_millis.is_some()
54        {
55            return Err(invalid(
56                "artifact upload duration is only valid for audio or video",
57            ));
58        }
59        if self.duration_millis == Some(0) {
60            return Err(invalid("artifact upload duration is invalid"));
61        }
62        Ok(())
63    }
64}
65
66#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
67#[serde(rename_all = "camelCase", deny_unknown_fields)]
68pub struct PrepareArtifactUploadResponse {
69    pub upload_id: String,
70    pub url: String,
71    #[serde(default)]
72    pub headers: BTreeMap<String, String>,
73    pub expires_at_unix_ms: u64,
74}
75
76impl PrepareArtifactUploadResponse {
77    pub fn validate(&self) -> Result<(), PrepareArtifactUploadValidationError> {
78        if self.upload_id.trim() != self.upload_id || self.upload_id.is_empty() {
79            return Err(invalid("artifact upload id is invalid"));
80        }
81        if !(self.url.starts_with("http://") || self.url.starts_with("https://")) {
82            return Err(invalid("artifact upload URL must use HTTP or HTTPS"));
83        }
84        if self.expires_at_unix_ms == 0 {
85            return Err(invalid("artifact upload expiration is invalid"));
86        }
87        Ok(())
88    }
89}
90
91#[derive(Debug, Clone, PartialEq, Eq)]
92pub struct PrepareArtifactUploadValidationError(&'static str);
93
94impl fmt::Display for PrepareArtifactUploadValidationError {
95    fn fmt(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
96        formatter.write_str(self.0)
97    }
98}
99
100impl std::error::Error for PrepareArtifactUploadValidationError {}
101
102fn invalid(message: &'static str) -> PrepareArtifactUploadValidationError {
103    PrepareArtifactUploadValidationError(message)
104}
105
106#[cfg(test)]
107mod tests {
108    use super::*;
109
110    #[test]
111    fn validates_upload_metadata() {
112        let request = PrepareArtifactUploadRequest {
113            kind: ArtifactKind::Audio,
114            mime_type: "audio/ogg".to_string(),
115            size_bytes: 42,
116            sha256: "a".repeat(64),
117            duration_millis: Some(1_500),
118        };
119        assert!(request.validate().is_ok());
120    }
121
122    #[test]
123    fn rejects_malformed_hashes_and_kind_mismatch() {
124        let mut request = PrepareArtifactUploadRequest {
125            kind: ArtifactKind::Audio,
126            mime_type: "image/png".to_string(),
127            size_bytes: 42,
128            sha256: "A".repeat(64),
129            duration_millis: Some(1_500),
130        };
131        assert!(request.validate().is_err());
132        request.mime_type = "audio/ogg".to_string();
133        assert!(request.validate().is_err());
134    }
135}
artifact_api/upload.rs

artifact_api/
upload.rs
