Re: [pdm-devel] [PATCH proxmox-datacenter-manager 2/2] pbs-client: make use of query builder

["Max Carrara" <m.carrara@proxmox.com>]

On Wed Mar 26, 2025 at 4:06 PM CET, Maximiliano Sandoval wrote:
> Signed-off-by: Maximiliano Sandoval <m.sandoval@proxmox.com>

What I said in my response to patch 1 also applies here: Since I've
also looked at the patch for proxmox-client [1], this LGTM.

Consider:

Reviewed-by: Max Carrara <m.carrara@proxmox.com>

[1]: https://lore.proxmox.com/pbs-devel/20250326144410.430616-1-m.sandoval@proxmox.com/T/#u

> ---
>  server/src/pbs_client.rs | 33 +++++++++------------------------
>  1 file changed, 9 insertions(+), 24 deletions(-)
>
> diff --git a/server/src/pbs_client.rs b/server/src/pbs_client.rs
> index c4115c1..20d31f2 100644
> --- a/server/src/pbs_client.rs
> +++ b/server/src/pbs_client.rs
> @@ -7,7 +7,7 @@
>  use anyhow::bail; // don't import Error as default error in here
>  use serde::Deserialize;
>  
> -use proxmox_client::{Error, HttpApiClient};
> +use proxmox_client::{ApiPathBuilder, Error, HttpApiClient};
>  use proxmox_router::stream::JsonRecords;
>  use proxmox_schema::api;
>  use proxmox_section_config::typed::SectionConfigData;
> @@ -100,8 +100,10 @@ impl PbsClient {
>          datastore: &str,
>          namespace: Option<&str>,
>      ) -> Result<JsonRecords<pbs_api_types::SnapshotListItem>, anyhow::Error> {
> -        let mut path = format!("/api2/extjs/admin/datastore/{datastore}/snapshots");
> -        add_query_arg(&mut path, &mut '?', "ns", &namespace);
> +        let path =
> +            ApiPathBuilder::new(format!("/api2/extjs/admin/datastore/{datastore}/snapshots"))
> +                .maybe_arg("ns", &namespace)
> +                .build();
>          let response = self
>              .0
>              .streaming_request(http::Method::GET, &path, None::<()>)
> @@ -169,10 +171,10 @@ impl PbsClient {
>          history: Option<bool>,
>          start_time: Option<i64>,
>      ) -> Result<pbs_api_types::Metrics, Error> {
> -        let mut path = "/api2/extjs/status/metrics".to_string();
> -        let mut sep = '?';
> -        add_query_arg(&mut path, &mut sep, "history", &history);
> -        add_query_arg(&mut path, &mut sep, "start-time", &start_time);
> +        let path = ApiPathBuilder::new("/api2/extjs/status/metrics")
> +            .maybe_arg("history", &history)
> +            .maybe_arg("start-time", &start_time)
> +            .build();
>  
>          Ok(self.0.get(&path).await?.expect_json()?.data)
>      }
> @@ -192,20 +194,3 @@ impl PbsClient {
>  struct JsonData<T> {
>      data: T,
>  }
> -
> -/// Add an optional string parameter to the query, and if it was added, change `separator` to `&`.
> -fn add_query_arg<T>(query: &mut String, separator: &mut char, name: &str, value: &Option<T>)
> -where
> -    T: std::fmt::Display,
> -{
> -    if let Some(value) = value {
> -        query.push(*separator);
> -        *separator = '&';
> -        query.push_str(name);
> -        query.push('=');
> -        query.extend(percent_encoding::percent_encode(
> -            value.to_string().as_bytes(),
> -            percent_encoding::NON_ALPHANUMERIC,
> -        ));
> -    }
> -}



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