diff --git a/crates/ovsinit/Cargo.toml b/crates/ovsinit/Cargo.toml
new file mode 100644
index 0000000..ac7d810
--- /dev/null
+++ b/crates/ovsinit/Cargo.toml
@@ -0,0 +1,19 @@
+[package]
+name = "ovsinit"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+clap = { version = "4.5.29", features = ["derive"] }
+env_logger = { version = "0.11.6", features = ["unstable-kv"] }
+futures = "0.3.31"
+futures-util = "0.3.31"
+ipnet = "2.11.0"
+libc = "0.2.169"
+log = { version = "0.4.25", features = ["kv"] }
+netlink-packet-route = "0.19.0"
+rtnetlink = "0.14.1"
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
+thiserror = "2.0.11"
+tokio = { version = "1", features = ["rt-multi-thread", "macros"] }
diff --git a/crates/ovsinit/src/config.rs b/crates/ovsinit/src/config.rs
new file mode 100644
index 0000000..7c3d6b7
--- /dev/null
+++ b/crates/ovsinit/src/config.rs
@@ -0,0 +1,82 @@
+use serde::Deserialize;
+use std::collections::HashMap;
+use std::{fs::File, path::PathBuf};
+use thiserror::Error;
+use log::{error, info};
+
+#[derive(Deserialize)]
+pub struct NetworkConfig {
+    #[serde(flatten)]
+    pub bridges: HashMap<String, Option<String>>,
+}
+
+#[derive(Debug, Error)]
+pub enum NetworkConfigError {
+    #[error("Failed to open file: {0}")]
+    OpenFile(#[from] std::io::Error),
+
+    #[error("Failed to parse JSON: {0}")]
+    ParseJson(#[from] serde_json::Error),
+}
+
+impl NetworkConfig {
+    pub fn from_path(path: &PathBuf) -> Result<Self, NetworkConfigError> {
+        let file = File::open(path)?;
+        NetworkConfig::from_file(file)
+    }
+
+    pub fn from_file(file: File) -> Result<Self, NetworkConfigError> {
+        let config: NetworkConfig = serde_json::from_reader(file)?;
+        Ok(config)
+    }
+
+    pub fn bridges_with_interfaces_iter(&self) -> impl Iterator<Item = (&String, &String)> {
+        self.bridges.iter().filter_map(|(k, v)| {
+            if let Some(v) = v {
+                Some((k, v))
+            } else {
+                info!(bridge = k.as_str(); "Bridge has no interface, skipping.");
+
+                None
+            }
+        })
+    }
+
+    #[allow(dead_code)]
+    pub fn from_string(json: &str) -> Result<Self, NetworkConfigError> {
+        let config: NetworkConfig = serde_json::from_str(json)?;
+        Ok(config)
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_null_interface() {
+        let config = NetworkConfig::from_string("{\"br-ex\": null}").unwrap();
+
+        assert_eq!(config.bridges.len(), 1);
+        assert_eq!(config.bridges.get("br-ex"), Some(&None));
+    }
+
+    #[test]
+    fn test_bridges_with_interfaces_iter_with_null_interface() {
+        let config = NetworkConfig::from_string("{\"br-ex\": null}").unwrap();
+
+        let mut iter = config.bridges_with_interfaces_iter();
+        assert_eq!(iter.next(), None);
+    }
+
+    #[test]
+    fn test_bridges_with_interfaces_iter_with_interface() {
+        let config = NetworkConfig::from_string("{\"br-ex\": \"bond0\"}").unwrap();
+
+        let mut iter = config.bridges_with_interfaces_iter();
+        assert_eq!(
+            iter.next(),
+            Some((&"br-ex".to_string(), &"bond0".to_string()))
+        );
+    }
+}
diff --git a/crates/ovsinit/src/lib.rs b/crates/ovsinit/src/lib.rs
new file mode 100644
index 0000000..80fb9cd
--- /dev/null
+++ b/crates/ovsinit/src/lib.rs
@@ -0,0 +1,353 @@
+extern crate ipnet;
+
+mod routes;
+
+use futures_util::stream::TryStreamExt;
+use ipnet::IpNet;
+use log::{error, info};
+use netlink_packet_route::{
+    address::{AddressAttribute, AddressMessage},
+    route::{RouteAttribute, RouteMessage, RouteScope},
+    AddressFamily,
+};
+use rtnetlink::{Handle, IpVersion};
+use std::net::IpAddr;
+use thiserror::Error;
+
+#[derive(Error, Debug)]
+pub enum InterfaceError {
+    #[error("Interface {0} not found")]
+    NotFound(String),
+
+    #[error(transparent)]
+    NetlinkError(#[from] rtnetlink::Error),
+
+    #[error(transparent)]
+    IpNetError(#[from] ipnet::PrefixLenError),
+
+    #[error(transparent)]
+    RouteError(#[from] routes::RouteError),
+}
+
+#[derive(Error, Debug)]
+pub enum InterfaceMigrationError {
+    #[error(transparent)]
+    InterfaceError(#[from] InterfaceError),
+
+    #[error("IP configuration on both interfaces")]
+    IpConflict,
+}
+
+pub struct Interface {
+    name: String,
+    index: u32,
+    address_messages: Vec<AddressMessage>,
+    route_messages: Vec<RouteMessage>,
+}
+
+impl Interface {
+    pub async fn new(handle: &Handle, name: String) -> Result<Self, InterfaceError> {
+        let index = handle
+            .link()
+            .get()
+            .match_name(name.clone())
+            .execute()
+            .try_next()
+            .await
+            .map_err(|e| match e {
+                rtnetlink::Error::NetlinkError(inner) if -inner.raw_code() == libc::ENODEV => {
+                    InterfaceError::NotFound(name.clone())
+                }
+                _ => InterfaceError::NetlinkError(e),
+            })?
+            .map(|link| link.header.index)
+            .ok_or_else(|| InterfaceError::NotFound(name.clone()))?;
+
+        let address_messages: Vec<AddressMessage> = handle
+            .address()
+            .get()
+            .set_link_index_filter(index)
+            .execute()
+            .map_err(InterfaceError::NetlinkError)
+            .try_filter(|msg| futures::future::ready(msg.header.family == AddressFamily::Inet))
+            .try_collect()
+            .await?;
+
+        let route_messages: Vec<RouteMessage> = handle
+            .route()
+            .get(IpVersion::V4)
+            .execute()
+            .map_err(InterfaceError::NetlinkError)
+            .try_filter(move |route_msg| {
+                let matches = route_msg
+                    .attributes
+                    .iter()
+                    .any(|attr| matches!(attr, RouteAttribute::Oif(idx) if *idx == index))
+                    && route_msg.header.kind != netlink_packet_route::route::RouteType::Local;
+
+                futures_util::future::ready(matches)
+            })
+            .try_collect()
+            .await?;
+
+        Ok(Self {
+            name,
+            index,
+            address_messages,
+            route_messages,
+        })
+    }
+
+    fn addresses(&self) -> Vec<IpNet> {
+        self.address_messages
+            .iter()
+            .filter_map(|msg| {
+                msg.attributes.iter().find_map(|nla| {
+                    if let AddressAttribute::Address(ip) = nla {
+                        IpNet::new(*ip, msg.header.prefix_len).ok()
+                    } else {
+                        None
+                    }
+                })
+            })
+            .collect()
+    }
+
+    fn routes(&self) -> Result<Vec<routes::Route>, routes::RouteError> {
+        self.route_messages
+            .iter()
+            .filter_map(|msg| {
+                if msg.header.scope == RouteScope::Link {
+                    return None;
+                }
+
+                Some(routes::Route::from_message(msg.clone()))
+            })
+            .collect::<Result<Vec<routes::Route>, routes::RouteError>>()
+    }
+
+    async fn up(&self, handle: &Handle) -> Result<(), InterfaceError> {
+        handle
+            .link()
+            .set(self.index)
+            .up()
+            .execute()
+            .await
+            .map_err(InterfaceError::NetlinkError)
+    }
+
+    async fn restore(&self, handle: &Handle) -> Result<(), InterfaceError> {
+        self.migrate_addresses_from_interface(handle, self).await?;
+        self.migrate_routes_from_interface(handle, self).await?;
+
+        Ok(())
+    }
+
+    async fn flush(&self, handle: &Handle) -> Result<(), InterfaceError> {
+        for msg in self.address_messages.iter() {
+            handle.address().del(msg.clone()).execute().await?;
+        }
+
+        // NOTE(mnaser): Once the interface has no more addresses, it will
+        //               automatically lose all of it's routes.
+
+        Ok(())
+    }
+
+    async fn migrate_addresses_from_interface(
+        &self,
+        handle: &Handle,
+        src_interface: &Interface,
+    ) -> Result<(), InterfaceError> {
+        for msg in src_interface.address_messages.iter() {
+            let ip = msg.attributes.iter().find_map(|nla| match nla {
+                AddressAttribute::Address(ip) => Some(ip),
+                _ => None,
+            });
+
+            if let Some(ip) = ip {
+                handle
+                    .address()
+                    .add(self.index, *ip, msg.header.prefix_len)
+                    .replace()
+                    .execute()
+                    .await?;
+            }
+        }
+
+        Ok(())
+    }
+
+    async fn migrate_routes_from_interface(
+        &self,
+        handle: &Handle,
+        src_interface: &Interface,
+    ) -> Result<(), InterfaceError> {
+        for route in src_interface.routes()?.iter() {
+            let mut request = handle.route().add();
+            request = request.protocol(route.protocol);
+
+            match route.destination.addr() {
+                IpAddr::V4(ipv4) => {
+                    let mut request = request
+                        .v4()
+                        .replace()
+                        .destination_prefix(ipv4, route.destination.prefix_len());
+
+                    if let IpAddr::V4(gateway) = route.gateway {
+                        request = request.gateway(gateway);
+                    }
+
+                    request.execute().await?;
+                }
+                IpAddr::V6(ipv6) => {
+                    let mut request = request
+                        .v6()
+                        .replace()
+                        .destination_prefix(ipv6, route.destination.prefix_len());
+
+                    if let IpAddr::V6(gateway) = route.gateway {
+                        request = request.gateway(gateway);
+                    }
+
+                    request.execute().await?;
+                }
+            }
+        }
+
+        Ok(())
+    }
+
+    pub async fn migrate_from_interface(
+        &self,
+        handle: &Handle,
+        src_interface: &Interface,
+    ) -> Result<(), InterfaceMigrationError> {
+        self.up(handle).await?;
+
+        match (
+            src_interface.address_messages.is_empty(),
+            self.address_messages.is_empty(),
+        ) {
+            (false, false) => {
+                // Both source and destination interfaces have IPs assigned
+                error!(
+                    src_interface = src_interface.name.as_str(),
+                    dst_interface = self.name.as_str(),
+                    src_ip_addresses = format!("{:?}", src_interface.addresses()).as_str(),
+                    dst_ip_addresses = format!("{:?}", self.addresses()).as_str();
+                    "Both source and destination interfaces have IPs assigned. This is not safe in production, please fix manually."
+                );
+
+                Err(InterfaceMigrationError::IpConflict)
+            }
+            (false, true) => {
+                // Source interface has IPs, destination interface has no IPs
+                info!(
+                    src_interface = src_interface.name.as_str(),
+                    dst_interface = self.name.as_str(),
+                    ip_addresses = format!("{:?}", src_interface.addresses()).as_str(),
+                    routes = format!("{:?}", src_interface.routes()).as_str();
+                    "Migrating IP addresses from interface to bridge."
+                );
+
+                if let Err(e) = src_interface.flush(handle).await {
+                    error!(
+                        src_interface = src_interface.name.as_str(),
+                        error = e.to_string().as_str();
+                        "Error while flushing IPs from source interface."
+                    );
+
+                    if let Err(restore_err) = src_interface.restore(handle).await {
+                        error!(
+                            src_interface = src_interface.name.as_str(),
+                            error = restore_err.to_string().as_str();
+                            "Error while restoring IPs to source interface."
+                        );
+                    }
+
+                    return Err(InterfaceMigrationError::InterfaceError(e));
+                }
+
+                info!(
+                    src_interface = src_interface.name.as_str(),
+                    dst_interface = self.name.as_str();
+                    "Successfully flushed IP addresses from source interface."
+                );
+
+                if let Err(e) = self
+                    .migrate_addresses_from_interface(handle, src_interface)
+                    .await
+                {
+                    error!(
+                        dst_interface = self.name.as_str(),
+                        error = e.to_string().as_str();
+                        "Error while migrating IP addresses to destination interface."
+                    );
+
+                    if let Err(restore_err) = src_interface.restore(handle).await {
+                        error!(
+                            src_interface = src_interface.name.as_str(),
+                            error = restore_err.to_string().as_str();
+                            "Error while restoring IPs to source interface."
+                        );
+                    }
+
+                    return Err(InterfaceMigrationError::InterfaceError(e));
+                }
+
+                info!(
+                    src_interface = src_interface.name.as_str(),
+                    dst_interface = self.name.as_str();
+                    "Successfully migrated IP addresseses to new interface."
+                );
+
+                if let Err(e) = self
+                    .migrate_routes_from_interface(handle, src_interface)
+                    .await
+                {
+                    error!(
+                        dst_interface = self.name.as_str(),
+                        routes = format!("{:?}", src_interface.routes()).as_str(),
+                        error = e.to_string().as_str();
+                        "Error while migrating routes to destination interface."
+                    );
+
+                    if let Err(restore_err) = src_interface.restore(handle).await {
+                        error!(
+                            src_interface = src_interface.name.as_str(),
+                            routes = format!("{:?}", src_interface.routes()).as_str(),
+                            error = restore_err.to_string().as_str();
+                            "Error while restoring source interface."
+                        );
+                    }
+
+                    return Err(InterfaceMigrationError::InterfaceError(e));
+                }
+
+                Ok(())
+            }
+            (true, false) => {
+                // Destination interface has IPs, source interface has no IPs
+                info!(
+                    src_interface = src_interface.name.as_str(),
+                    dst_interface = self.name.as_str(),
+                    ip_addresses = format!("{:?}", self.addresses()).as_str();
+                    "Bridge already has IPs assigned. Skipping migration."
+                );
+
+                Ok(())
+            }
+            (true, true) => {
+                // Neither interface has IPs
+                info!(
+                    src_interface = src_interface.name.as_str(),
+                    dst_interface = self.name.as_str();
+                    "Neither interface nor bridge have IPs assigned. Skipping migration."
+                );
+
+                Ok(())
+            }
+        }
+    }
+}
diff --git a/crates/ovsinit/src/main.rs b/crates/ovsinit/src/main.rs
new file mode 100644
index 0000000..fb77530
--- /dev/null
+++ b/crates/ovsinit/src/main.rs
@@ -0,0 +1,63 @@
+mod config;
+
+use clap::Parser;
+use env_logger::Env;
+use log::error;
+use rtnetlink::Handle;
+use std::{path::PathBuf, process};
+
+#[derive(Parser, Debug)]
+#[command(version, about, long_about = None)]
+struct Cli {
+    #[arg(default_value = "/tmp/auto_bridge_add", help = "Path to the JSON file")]
+    config: PathBuf,
+}
+
+#[tokio::main]
+async fn main() {
+    let cli = Cli::parse();
+
+    let env = Env::default()
+        .filter_or("MY_LOG_LEVEL", "info")
+        .write_style_or("MY_LOG_STYLE", "always");
+    env_logger::init_from_env(env);
+
+    let network_config = match config::NetworkConfig::from_path(&cli.config) {
+        Ok(network_config) => network_config,
+        Err(e) => {
+            error!("Failed to load network config: {}", e);
+
+            process::exit(1);
+        }
+    };
+
+    let (connection, handle, _) = rtnetlink::new_connection().expect("Failed to create connection");
+    tokio::spawn(connection);
+
+    for (bridge_name, interface_name) in network_config.bridges_with_interfaces_iter() {
+        let interface = get_interface(&handle, interface_name).await;
+        let bridge = get_interface(&handle, bridge_name).await;
+
+        if let Err(e) = bridge.migrate_from_interface(&handle, &interface).await {
+            error!(
+                "Failed to migrate from {} to {}: {}",
+                interface_name, bridge_name, e
+            );
+            process::exit(1);
+        }
+    }
+}
+
+async fn get_interface(handle: &Handle, name: &str) -> ovsinit::Interface {
+    match ovsinit::Interface::new(handle, name.to_string()).await {
+        Ok(interface) => interface,
+        Err(ovsinit::InterfaceError::NotFound(name)) => {
+            error!(interface = name.as_str(); "Interface not found.");
+            process::exit(1);
+        }
+        Err(e) => {
+            error!(error = e.to_string().as_str(); "Failed to lookup interface.");
+            process::exit(1);
+        }
+    }
+}
diff --git a/crates/ovsinit/src/routes.rs b/crates/ovsinit/src/routes.rs
new file mode 100644
index 0000000..a4e0130
--- /dev/null
+++ b/crates/ovsinit/src/routes.rs
@@ -0,0 +1,150 @@
+use ipnet::IpNet;
+use log::error;
+use netlink_packet_route::{
+    route::{RouteAddress, RouteAttribute, RouteMessage, RouteProtocol},
+    AddressFamily,
+};
+use std::{
+    fmt,
+    net::{IpAddr, Ipv4Addr, Ipv6Addr},
+};
+use thiserror::Error;
+
+#[derive(Error, Debug)]
+pub enum RouteError {
+    #[error("Invalid gateway")]
+    InvalidGateway,
+
+    #[error("Invalid destination")]
+    InvalidDestination,
+
+    #[error("Invalid prefix length")]
+    InvalidPrefixLength,
+
+    #[error("Missing gateway")]
+    MissingGateway,
+
+    #[error("Missing destination")]
+    MissingDestination,
+}
+
+pub struct Route {
+    pub protocol: RouteProtocol,
+    pub destination: IpNet,
+    pub gateway: IpAddr,
+}
+
+impl fmt::Debug for Route {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(f, "{} via {}", self.destination, self.gateway)
+    }
+}
+
+impl Route {
+    pub fn from_message(message: RouteMessage) -> Result<Self, RouteError> {
+        let mut gateway = None;
+        let mut destination = None;
+
+        for nla in message.attributes.iter() {
+            if let RouteAttribute::Gateway(ip) = nla {
+                gateway = match ip {
+                    RouteAddress::Inet(ip) => Some(IpAddr::V4(*ip)),
+                    RouteAddress::Inet6(ip) => Some(IpAddr::V6(*ip)),
+                    _ => return Err(RouteError::InvalidGateway),
+                };
+            }
+
+            if let RouteAttribute::Destination(ref ip) = nla {
+                destination = match ip {
+                    RouteAddress::Inet(ip) => Some(
+                        IpNet::new(IpAddr::V4(*ip), message.header.destination_prefix_length)
+                            .map_err(|_| RouteError::InvalidPrefixLength)?,
+                    ),
+                    RouteAddress::Inet6(ip) => Some(
+                        IpNet::new(IpAddr::V6(*ip), message.header.destination_prefix_length)
+                            .map_err(|_| RouteError::InvalidPrefixLength)?,
+                    ),
+                    _ => return Err(RouteError::InvalidDestination),
+                };
+            }
+        }
+
+        let gateway = match gateway {
+            Some(gateway) => gateway,
+            None => return Err(RouteError::MissingGateway),
+        };
+
+        let destination = match destination {
+            Some(destination) => destination,
+            None => match message.header.address_family {
+                AddressFamily::Inet => IpNet::new(IpAddr::V4(Ipv4Addr::UNSPECIFIED), 0)
+                    .map_err(|_| RouteError::InvalidPrefixLength)?,
+                AddressFamily::Inet6 => IpNet::new(IpAddr::V6(Ipv6Addr::UNSPECIFIED), 0)
+                    .map_err(|_| RouteError::InvalidPrefixLength)?,
+                _ => return Err(RouteError::InvalidDestination),
+            },
+        };
+
+        Ok(Route {
+            protocol: message.header.protocol,
+            destination,
+            gateway,
+        })
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use netlink_packet_route::AddressFamily;
+    use std::net::Ipv4Addr;
+
+    #[tokio::test]
+    async fn test_default_ipv4_route() {
+        let mut message = RouteMessage::default();
+
+        message.header.address_family = AddressFamily::Inet;
+        message.header.destination_prefix_length = 0;
+        message.header.protocol = RouteProtocol::Static;
+        message
+            .attributes
+            .push(RouteAttribute::Gateway(RouteAddress::Inet(Ipv4Addr::new(
+                192, 168, 1, 1,
+            ))));
+
+        let route = Route::from_message(message).unwrap();
+
+        assert_eq!(route.protocol, RouteProtocol::Static);
+        assert_eq!(
+            route.destination,
+            IpNet::new(IpAddr::V4(Ipv4Addr::UNSPECIFIED), 0).unwrap()
+        );
+        assert_eq!(route.gateway, IpAddr::V4(Ipv4Addr::new(192, 168, 1, 1)));
+    }
+
+    #[tokio::test]
+    async fn test_default_ipv6_route() {
+        let mut message = RouteMessage::default();
+
+        message.header.address_family = AddressFamily::Inet6;
+        message.header.destination_prefix_length = 0;
+        message.header.protocol = RouteProtocol::Static;
+        message
+            .attributes
+            .push(RouteAttribute::Gateway(RouteAddress::Inet6(Ipv6Addr::new(
+                0, 0, 0, 0, 0, 0, 0, 1,
+            ))));
+
+        let route = Route::from_message(message).unwrap();
+
+        assert_eq!(route.protocol, RouteProtocol::Static);
+        assert_eq!(
+            route.destination,
+            IpNet::new(IpAddr::V6(Ipv6Addr::UNSPECIFIED), 0).unwrap()
+        );
+        assert_eq!(
+            route.gateway,
+            IpAddr::V6(Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 1))
+        );
+    }
+}