vieter/src/server/routes.v

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module server
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import web
import os
import repo
import time
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import rand
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import util
const prefixes = ['B', 'KB', 'MB', 'GB']
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// pretty_bytes converts a byte count to human-readable version
fn pretty_bytes(bytes int) string {
mut i := 0
mut n := f32(bytes)
for n >= 1024 {
i++
n /= 1024
}
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return '${n:.2}${server.prefixes[i]}'
}
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fn is_pkg_name(s string) bool {
return s.contains('.pkg')
}
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// healthcheck just returns a string, but can be used to quickly check if the
// server is still responsive.
['/health'; get]
pub fn (mut app App) healthcheck() web.Result {
return app.text('Healthy')
}
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// get_root handles a GET request for a file on the root
['/:filename'; get]
fn (mut app App) get_root(filename string) web.Result {
mut full_path := ''
if filename.ends_with('.db') || filename.ends_with('.files') {
full_path = os.join_path_single(app.repo.repo_dir, '${filename}.tar.gz')
} else if filename.ends_with('.db.tar.gz') || filename.ends_with('.files.tar.gz') {
full_path = os.join_path_single(app.repo.repo_dir, '$filename')
} else {
full_path = os.join_path_single(app.repo.pkg_dir, filename)
}
return app.file(full_path)
}
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['/publish'; post]
fn (mut app App) put_package() web.Result {
if !app.is_authorized() {
return app.text('Unauthorized.')
}
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mut pkg_path := ''
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if length := app.req.header.get(.content_length) {
// Generate a random filename for the temp file
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pkg_path = os.join_path_single(app.conf.download_dir, rand.uuid_v4())
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for os.exists(pkg_path) {
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pkg_path = os.join_path_single(app.conf.download_dir, rand.uuid_v4())
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}
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app.ldebug("Uploading $length bytes (${pretty_bytes(length.int())}) to '$pkg_path'.")
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// This is used to time how long it takes to upload a file
mut sw := time.new_stopwatch(time.StopWatchOptions{ auto_start: true })
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util.reader_to_file(mut app.reader, length.int(), pkg_path) or {
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app.lwarn("Failed to upload '$pkg_path'")
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return app.text('Failed to upload file.')
}
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sw.stop()
app.ldebug("Upload of '$pkg_path' completed in ${sw.elapsed().seconds():.3}s.")
} else {
app.lwarn('Tried to upload package without specifying a Content-Length.')
return app.text("Content-Type header isn't set.")
}
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res := app.repo.add_from_path(pkg_path) or {
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app.lerror('Error while adding package: $err.msg')
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os.rm(pkg_path) or { app.lerror("Failed to remove download '$pkg_path': $err.msg") }
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return app.text('Failed to add package.')
}
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if !res.added {
os.rm(pkg_path) or { app.lerror("Failed to remove download '$pkg_path': $err.msg") }
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app.lwarn("Duplicate package '$res.pkg.full_name()'.")
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return app.text('File already exists.')
}
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app.linfo("Added '$res.pkg.full_name()' to repository.")
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return app.text('Package added successfully.')
}