[pbs-devel] [PATCH proxmox-backup v9 1/7] pbs-api-types: add metrics api types

[Dominik Csapak <d.csapak@proxmox.com>]

InfluxDbUdp and InfluxDbHttp for now

introduces schemas for host:port and https urls

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
---
 pbs-api-types/src/lib.rs     |  17 ++++
 pbs-api-types/src/metrics.rs | 148 +++++++++++++++++++++++++++++++++++
 2 files changed, 165 insertions(+)
 create mode 100644 pbs-api-types/src/metrics.rs

diff --git a/pbs-api-types/src/lib.rs b/pbs-api-types/src/lib.rs
index d9c8cee1..70c9ec45 100644
--- a/pbs-api-types/src/lib.rs
+++ b/pbs-api-types/src/lib.rs
@@ -120,6 +120,9 @@ pub use traffic_control::*;
 mod zfs;
 pub use zfs::*;
 
+mod metrics;
+pub use metrics::*;
+
 #[rustfmt::skip]
 #[macro_use]
 mod local_macros {
@@ -131,6 +134,7 @@ mod local_macros {
     macro_rules! DNS_ALIAS_NAME {
         () => (concat!(r"(?:(?:", DNS_ALIAS_LABEL!() , r"\.)*", DNS_ALIAS_LABEL!(), ")"))
     }
+    macro_rules! PORT_REGEX_STR { () => (r"(?:[0-9]{1,4}|[1-5][0-9]{4}|6[0-4][0-9]{3}|65[0-4][0-9]{2}|655[0-2][0-9]|6553[0-5])") }
 }
 
 const_regex! {
@@ -144,6 +148,8 @@ const_regex! {
     pub DNS_NAME_REGEX =  concat!(r"^", DNS_NAME!(), r"$");
     pub DNS_ALIAS_REGEX =  concat!(r"^", DNS_ALIAS_NAME!(), r"$");
     pub DNS_NAME_OR_IP_REGEX = concat!(r"^(?:", DNS_NAME!(), "|",  IPRE!(), r")$");
+    pub HOST_PORT_REGEX = concat!(r"^(?:", DNS_NAME!(), "|", IPRE_BRACKET!(), "):", PORT_REGEX_STR!() ,"$");
+    pub HTTP_URL_REGEX = concat!(r"^https?://(?:(?:(?:", DNS_NAME!(), "|", IPRE_BRACKET!(), ")(?::", PORT_REGEX_STR!() ,")?)|", IPV6RE!(),")(?:/[^\x00-\x1F\x7F]*)?$");
 
     pub SHA256_HEX_REGEX = r"^[a-f0-9]{64}$"; // fixme: define in common_regex ?
 
@@ -201,6 +207,8 @@ pub const SYSTEMD_DATETIME_FORMAT: ApiStringFormat =
 pub const HOSTNAME_FORMAT: ApiStringFormat = ApiStringFormat::Pattern(&HOSTNAME_REGEX);
 pub const OPENSSL_CIPHERS_TLS_FORMAT: ApiStringFormat =
     ApiStringFormat::Pattern(&OPENSSL_CIPHERS_REGEX);
+pub const HOST_PORT_FORMAT: ApiStringFormat = ApiStringFormat::Pattern(&HOST_PORT_REGEX);
+pub const HTTP_URL_FORMAT: ApiStringFormat = ApiStringFormat::Pattern(&HTTP_URL_REGEX);
 
 pub const DNS_ALIAS_FORMAT: ApiStringFormat = ApiStringFormat::Pattern(&DNS_ALIAS_REGEX);
 
@@ -244,6 +252,15 @@ pub const DNS_NAME_OR_IP_SCHEMA: Schema = StringSchema::new("DNS name or IP addr
     .format(&DNS_NAME_OR_IP_FORMAT)
     .schema();
 
+pub const HOST_PORT_SCHEMA: Schema =
+    StringSchema::new("host:port combination (Host can be DNS name or IP address).")
+        .format(&HOST_PORT_FORMAT)
+        .schema();
+
+pub const HTTP_URL_SCHEMA: Schema = StringSchema::new("HTTP(s) url with optional port.")
+    .format(&HTTP_URL_FORMAT)
+    .schema();
+
 pub const NODE_SCHEMA: Schema = StringSchema::new("Node name (or 'localhost')")
     .format(&HOSTNAME_FORMAT)
     .schema();
diff --git a/pbs-api-types/src/metrics.rs b/pbs-api-types/src/metrics.rs
new file mode 100644
index 00000000..f5cfe95d
--- /dev/null
+++ b/pbs-api-types/src/metrics.rs
@@ -0,0 +1,148 @@
+use serde::{Deserialize, Serialize};
+
+use crate::{
+    HOST_PORT_SCHEMA, HTTP_URL_SCHEMA, PROXMOX_SAFE_ID_FORMAT, SINGLE_LINE_COMMENT_SCHEMA,
+};
+use proxmox_schema::{api, Schema, StringSchema, Updater};
+
+pub const METRIC_SERVER_ID_SCHEMA: Schema = StringSchema::new("Metrics Server ID.")
+    .format(&PROXMOX_SAFE_ID_FORMAT)
+    .min_length(3)
+    .max_length(32)
+    .schema();
+
+pub const INFLUXDB_BUCKET_SCHEMA: Schema = StringSchema::new("InfluxDB Bucket.")
+    .format(&PROXMOX_SAFE_ID_FORMAT)
+    .min_length(3)
+    .max_length(32)
+    .default("proxmox")
+    .schema();
+
+pub const INFLUXDB_ORGANIZATION_SCHEMA: Schema = StringSchema::new("InfluxDB Organization.")
+    .format(&PROXMOX_SAFE_ID_FORMAT)
+    .min_length(3)
+    .max_length(32)
+    .default("proxmox")
+    .schema();
+
+fn return_true() -> bool {
+    true
+}
+
+fn is_true(b: &bool) -> bool {
+    *b
+}
+
+#[api(
+    properties: {
+        name: {
+            schema: METRIC_SERVER_ID_SCHEMA,
+        },
+        enable: {
+            type: bool,
+            optional: true,
+            default: true,
+        },
+        host: {
+            schema: HOST_PORT_SCHEMA,
+        },
+        mtu: {
+            type: u16,
+            optional: true,
+            default: 1500,
+        },
+        comment: {
+            optional: true,
+            schema: SINGLE_LINE_COMMENT_SCHEMA,
+        },
+    },
+)]
+#[derive(Serialize, Deserialize, Updater)]
+#[serde(rename_all = "kebab-case")]
+/// InfluxDB Server (UDP)
+pub struct InfluxDbUdp {
+    #[updater(skip)]
+    pub name: String,
+    #[serde(default = "return_true", skip_serializing_if = "is_true")]
+    #[updater(serde(skip_serializing_if = "Option::is_none"))]
+    /// Enables or disables the metrics server
+    pub enable: bool,
+    /// the host + port
+    pub host: String,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    /// The MTU
+    pub mtu: Option<u16>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub comment: Option<String>,
+}
+
+#[api(
+    properties: {
+        name: {
+            schema: METRIC_SERVER_ID_SCHEMA,
+        },
+        enable: {
+            type: bool,
+            optional: true,
+            default: true,
+        },
+        url: {
+            schema: HTTP_URL_SCHEMA,
+        },
+        token: {
+            type: String,
+            optional: true,
+        },
+        bucket: {
+            schema: INFLUXDB_BUCKET_SCHEMA,
+            optional: true,
+        },
+        organization: {
+            schema: INFLUXDB_ORGANIZATION_SCHEMA,
+            optional: true,
+        },
+        "max-body-size": {
+            type: usize,
+            optional: true,
+            default: 25_000_000,
+        },
+        "verify-tls": {
+            type: bool,
+            optional: true,
+            default: true,
+        },
+        comment: {
+            optional: true,
+            schema: SINGLE_LINE_COMMENT_SCHEMA,
+        },
+    },
+)]
+#[derive(Serialize, Deserialize, Updater)]
+#[serde(rename_all = "kebab-case")]
+/// InfluxDB Server (HTTP(s))
+pub struct InfluxDbHttp {
+    #[updater(skip)]
+    pub name: String,
+    #[serde(default = "return_true", skip_serializing_if = "is_true")]
+    #[updater(serde(skip_serializing_if = "Option::is_none"))]
+    /// Enables or disables the metrics server
+    pub enable: bool,
+    /// The base url of the influxdb server
+    pub url: String,
+    /// The Optional Token
+    #[serde(skip_serializing_if = "Option::is_none")]
+    /// The (optional) API token
+    pub token: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub bucket: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub organization: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    /// The (optional) maximum body size
+    pub max_body_size: Option<usize>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    /// If true, the certificate will be validated.
+    pub verify_tls: Option<bool>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub comment: Option<String>,
+}
-- 
2.30.2