Bump libbpf related crates to latest versions and bump edition to 2021

Signed-off-by: technetos <mrgould93@gmail.com>

Author: technetos

examples/rust/Cargo.lock

@@ -5,11 +5,11 @@ authors = ["Kuifeng Lee <kuifeng@fb.com>"]
 license = "GPL-2.0 OR BSD-3-Clause"
 
 [dependencies]
-libbpf-rs = "0.14.0"
+libbpf-rs = "0.19"
 nix = "0.24.1"
 blazesym = { git = "https://github.com/libbpf/blazesym.git", features = ["cheader"] }
 libc = "*"
 clap = { version = "3.1.18", features = ["derive"] }
 
 [build-dependencies]
-libbpf-cargo = "0.9.3"
+libbpf-cargo = "0.13"

examples/rust/profile/Cargo.toml

@@ -17,8 +17,9 @@ fn main() {
     // all up.
     create_dir_all("./src/bpf/.output").unwrap();
     let skel = Path::new("./src/bpf/.output/profile.skel.rs");
-    SkeletonBuilder::new(SRC)
-        .generate(&skel)
+    SkeletonBuilder::new()
+        .source(SRC)
+        .build_and_generate(&skel)
         .expect("bpf compilation failed");
     println!("cargo:rerun-if-changed={}", SRC);
 }

examples/rust/profile/build.rs

@@ -2,17 +2,17 @@
 name = "tracecon"
 version = "0.1.0"
 authors = ["Magnus Kulke <mkulke@gmail.com>"]
-edition = "2018"
+edition = "2021"
 license = "GPL-2.0 OR BSD-3-Clause"
 
 [dependencies]
 anyhow = "1.0"
-libbpf-rs = "0.14.0"
+libbpf-rs = "0.19"
 libc = "0.2"
 structopt = "0.3"
 ctrlc = "3.1"
 object = "0.25"
 plain = "0.2"
 
 [build-dependencies]
-libbpf-cargo = "0.9.3"
+libbpf-cargo = "0.13"

examples/rust/tracecon/Cargo.toml

@@ -16,8 +16,9 @@ fn main() {
     // all up.
     create_dir_all("./src/bpf/.output").unwrap();
     let skel = Path::new("./src/bpf/.output/tracecon.skel.rs");
-    SkeletonBuilder::new(SRC)
-        .generate(&skel)
+    SkeletonBuilder::new()
+        .source(SRC)
+        .build_and_generate(&skel)
         .expect("bpf compilation failed");
     println!("cargo:rerun-if-changed={}", SRC);
 }

examples/rust/tracecon/build.rs

@@ -2,16 +2,16 @@
 name = "xdp"
 version = "0.1.0"
 authors = ["Hengqi Chen <chenhengqi@outlook.com>"]
-edition = "2018"
+edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
 anyhow = "1.0"
 ctrlc = { version = "3.0", features = ["termination"] }
 libc = "0.2"
-libbpf-rs = "0.14.0"
+libbpf-rs = "0.19"
 structopt = "0.3"
 
 [build-dependencies]
-libbpf-cargo = "0.9.3"
+libbpf-cargo = "0.13"

examples/rust/xdp/Cargo.toml

@@ -16,6 +16,9 @@ fn main() {
     // all up.
     create_dir_all("./src/bpf/.output").unwrap();
     let skel = Path::new("./src/bpf/.output/xdppass.skel.rs");
-    SkeletonBuilder::new(SRC).generate(&skel).unwrap();
+    SkeletonBuilder::new()
+        .source(SRC)
+        .build_and_generate(&skel)
+        .unwrap();
     println!("cargo:rerun-if-changed={}", SRC);
 }