railwayapp 4.22.0

Interact with Railway via CLI
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
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213

use is_terminal::IsTerminal;

use crate::{
    controllers::{
        deployment::{fetch_build_logs, fetch_deploy_logs, stream_build_logs, stream_deploy_logs},
        environment::get_matched_environment,
        project::{ensure_project_and_environment_exist, get_project},
    },
    util::{logs::print_log, time::parse_time},
};
use anyhow::bail;

use super::{
    queries::deployments::{DeploymentListInput, DeploymentStatus},
    *,
};

#[derive(Parser)]
#[clap(
    about = "View build or deploy logs from a Railway deployment",
    long_about = "View build or deploy logs from a Railway deployment. This will stream logs by default, or fetch historical logs if the --lines, --since, or --until flags are provided.",
    after_help = "Examples:

  railway logs                                                       # Stream live logs from latest deployment
  railway logs --build 7422c95b-c604-46bc-9de4-b7a43e1fd53d          # Stream build logs from a specific deployment
  railway logs --lines 100                                           # Pull last 100 logs without streaming
  railway logs --since 1h                                            # View logs from the last hour
  railway logs --since 30m --until 10m                               # View logs from 30 minutes ago until 10 minutes ago
  railway logs --since 2024-01-15T10:00:00Z                          # View logs since a specific timestamp
  railway logs --service backend --environment production            # Stream latest deployment logs from a specific service in a specific environment
  railway logs --lines 10 --filter \"@level:error\"                    # View 10 latest error logs
  railway logs --lines 10 --filter \"@level:warn AND rate limit\"      # View 10 latest warning logs related to rate limiting
  railway logs --json                                                # Get logs in JSON format
  railway logs --latest                                              # Stream logs from the latest deployment (even if failed/building)"
)]
pub struct Args {
    /// Service to view logs from (defaults to linked service). Can be service name or service ID
    #[clap(short, long)]
    service: Option<String>,

    /// Environment to view logs from (defaults to linked environment). Can be environment name or environment ID
    #[clap(short, long)]
    environment: Option<String>,

    /// Show deployment logs
    #[clap(short, long, group = "log_type")]
    deployment: bool,

    /// Show build logs
    #[clap(short, long, group = "log_type")]
    build: bool,

    /// Deployment ID to view logs from. Defaults to most recent successful deployment, or latest deployment if none succeeded
    deployment_id: Option<String>,

    /// Output logs in JSON format. Each log line becomes a JSON object with timestamp, message, and any other attributes
    #[clap(long)]
    json: bool,

    /// Number of log lines to fetch (disables streaming)
    #[clap(short = 'n', long = "lines", visible_alias = "tail")]
    lines: Option<i64>,

    /// Filter logs using Railway's query syntax
    ///
    /// Can be a text search ("error message" or "user signup"), attribute filters (@level:error, @level:warn), or a combination with the operators AND, OR, - (not). See https://docs.railway.com/guides/logs for full syntax.
    #[clap(long, short = 'f')]
    filter: Option<String>,

    /// Always show logs from the latest deployment, even if it failed or is still building
    #[clap(long)]
    latest: bool,

    /// Show logs since a specific time (disables streaming). Accepts relative times (e.g., 30s, 5m, 2h, 1d, 1w) or ISO 8601 timestamps (e.g., 2024-01-15T10:30:00Z)
    #[clap(long, short = 'S', value_name = "TIME")]
    since: Option<String>,

    /// Show logs until a specific time (disables streaming). Same formats as --since
    #[clap(long, short = 'U', value_name = "TIME")]
    until: Option<String>,
}

pub async fn command(args: Args) -> Result<()> {
    let configs = Configs::new()?;
    let client = GQLClient::new_authorized(&configs)?;
    let linked_project = configs.get_linked_project().await?;

    ensure_project_and_environment_exist(&client, &configs, &linked_project).await?;

    let start_date = args.since.as_ref().map(|s| parse_time(s)).transpose()?;
    let end_date = args.until.as_ref().map(|s| parse_time(s)).transpose()?;

    if let (Some(s), Some(e)) = (&start_date, &end_date) {
        if s >= e {
            bail!("--since time must be before --until time");
        }
    }

    let has_time_filter = start_date.is_some() || end_date.is_some();

    // Stream only if no line limit or time filter is specified and running in a terminal
    let should_stream = args.lines.is_none() && !has_time_filter && std::io::stdout().is_terminal();

    let project = get_project(&client, &configs, linked_project.project.clone()).await?;

    let environment = args
        .environment
        .clone()
        .unwrap_or(linked_project.environment.clone());

    let services = project.services.edges.iter().collect::<Vec<_>>();

    let environment_id = get_matched_environment(&project, environment)?.id;
    let service = match (args.service, linked_project.service) {
        // If the user specified a service, use that
        (Some(service_arg), _) => services
            .iter()
            .find(|service| service.node.name == service_arg || service.node.id == service_arg)
            .with_context(|| format!("Service '{service_arg}' not found"))?
            .node
            .id
            .to_owned(),
        // Otherwise if we have a linked service, use that
        (_, Some(linked_service)) => linked_service,
        // Otherwise it's a user error
        _ => bail!(
            "No service could be found. Please either link one with `railway service` or specify one via the `--service` flag."
        ),
    };

    // Fetch all deployments so we can find a sensible default deployment id if
    // none is provided
    let vars = queries::deployments::Variables {
        input: DeploymentListInput {
            project_id: Some(linked_project.project.clone()),
            environment_id: Some(environment_id),
            service_id: Some(service),
            include_deleted: None,
            status: None,
        },
        first: None,
    };
    let deployments =
        post_graphql::<queries::Deployments, _>(&client, configs.get_backboard(), vars)
            .await?
            .deployments;
    let mut all_deployments: Vec<_> = deployments
        .edges
        .into_iter()
        .map(|deployment| deployment.node)
        .collect();
    all_deployments.sort_by(|a, b| b.created_at.cmp(&a.created_at));
    let default_deployment = if args.latest {
        all_deployments.first()
    } else {
        all_deployments
            .iter()
            .find(|d| d.status == DeploymentStatus::SUCCESS)
            .or_else(|| all_deployments.first())
    }
    .context("No deployments found")?;

    let deployment_id = if let Some(deployment_id) = args.deployment_id {
        // Use the provided deployment ID directly
        deployment_id
    } else {
        default_deployment.id.clone()
    };

    let show_build_logs = args.build
        || (default_deployment.status == DeploymentStatus::FAILED
            && deployment_id == default_deployment.id);

    if show_build_logs {
        if should_stream {
            stream_build_logs(deployment_id.clone(), args.filter.clone(), |log| {
                print_log(log, args.json, false) // Build logs use simple output
            })
            .await?;
        } else {
            fetch_build_logs(
                &client,
                &configs.get_backboard(),
                deployment_id.clone(),
                args.lines.or(Some(500)),
                args.filter.clone(),
                start_date,
                end_date,
                |log| print_log(log, args.json, false), // Build logs use simple output
            )
            .await?;
        }
    } else if should_stream {
        stream_deploy_logs(deployment_id.clone(), args.filter.clone(), |log| {
            print_log(log, args.json, true) // Deploy logs use formatted output
        })
        .await?;
    } else {
        fetch_deploy_logs(
            &client,
            &configs.get_backboard(),
            deployment_id.clone(),
            args.lines.or(Some(500)),
            args.filter.clone(),
            start_date,
            end_date,
            |log| print_log(log, args.json, true), // Deploy logs use formatted output
        )
        .await?;
    }

    Ok(())
}