Introduce a blocklist of "yanked" Postgres versions (#1950)

Due to the out-of-band release set described here: https://www.postgresql.org/about/news/postgresql-172-166-1510-1415-1318-and-1222-released-2965/, we should refuse to compile on the prior point releases mentioned in this press release.
pgcentralfoundation · Nov 22, 2024 · a0ecc8f · a0ecc8f
1 parent f1da6d9
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diff --git a/.github/workflows/package-test.yaml b/.github/workflows/package-test.yaml
@@ -22,14 +22,73 @@ jobs:
         with:
           prefix-key: "v1-pgrx--package-test"
 
+      - name: Set up prerequisites and environment
+        run: |
+          sudo apt-get update -y -qq --fix-missing
+          
+          echo ""
+          echo "----- Install sccache -----"
+          mkdir -p $HOME/.local/bin
+          curl -L https://github.com/mozilla/sccache/releases/download/v0.2.15/sccache-v0.2.15-x86_64-unknown-linux-musl.tar.gz | tar xz
+          mv -f sccache-v0.2.15-x86_64-unknown-linux-musl/sccache $HOME/.local/bin/sccache
+          chmod +x $HOME/.local/bin/sccache
+          echo "$HOME/.local/bin" >> $GITHUB_PATH
+          mkdir -p /home/runner/.cache/sccache
+          echo ""
+          
+          echo "----- Set up dynamic variables -----"
+          cat $GITHUB_ENV
+          echo ""
+          
+          echo "----- Remove old postgres -----"
+          sudo apt remove -y '^postgres.*' '^libpq.*' '^clang.*' '^llvm.*' '^libclang.*' '^libllvm.*' '^mono-llvm.*'
+          echo ""
+          
+          echo "----- Install system dependencies -----"
+          sudo apt-get install -y \
+            build-essential \
+            llvm-14-dev libclang-14-dev clang-14 \
+            gcc \
+            libssl-dev \
+            libz-dev \
+            make \
+            pkg-config \
+            strace \
+            zlib1g-dev
+          echo ""
+
+          "$TOOL_DIR"/rustup.sh
+
+          echo "----- Set up cross compilation -----"
+          sudo apt-get install -y --fix-missing crossbuild-essential-arm64
+
+          echo 'CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER=aarch64-linux-gnu-gcc' >> $GITHUB_ENV
+          # TODO: not all of these should be needed, but for now it's likely fine.
+          echo 'BINDGEN_EXTRA_CLANG_ARGS_aarch64-unknown-linux-gnu=-target aarch64-unknown-linux-gnu -isystem /usr/aarch64-linux-gnu/include/ -ccc-gcc-name aarch64-linux-gnu-gcc' >> $GITHUB_ENV
+          
+          echo "----- Print env -----"
+          env
+          echo ""
+
+      - name: Setup release Postgres apt repo
+        run: |
+          sudo apt-get install -y wget gnupg
+          sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list'
+          wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
+
       - name: Install Postgres deps
         run: |
           sudo apt-get update -y -qq --fix-missing
-          sudo apt-get install -y postgresql-server-dev-$PG_VER
+          sudo apt-get install -y postgresql-$PG_VER postgresql-server-dev-$PG_VER
 
       - name: Rustup
         run: $TOOL_DIR/rustup.sh nightly
 
+      - name: Report version
+        run: |
+          cargo --version
+          pg_config --version
+
       - name: Install cargo pgrx
         run: cargo +nightly install --path cargo-pgrx --debug
 

diff --git a/.github/workflows/runas.yml b/.github/workflows/runas.yml
@@ -9,6 +9,8 @@ on:
 env:
   CARGO_TERM_COLOR: always
   RUST_BACKTRACE: 1
+  TOOL_DIR: ./tools
+  PG_VER: 14
 
 jobs:
   ubuntu:
@@ -20,13 +22,69 @@ jobs:
         with:
           prefix-key: "v1-cargo-pgrx-test--runas"
 
+      - name: Set up prerequisites and environment
+        run: |
+          sudo apt-get update -y -qq --fix-missing
+          
+          echo ""
+          echo "----- Install sccache -----"
+          mkdir -p $HOME/.local/bin
+          curl -L https://github.com/mozilla/sccache/releases/download/v0.2.15/sccache-v0.2.15-x86_64-unknown-linux-musl.tar.gz | tar xz
+          mv -f sccache-v0.2.15-x86_64-unknown-linux-musl/sccache $HOME/.local/bin/sccache
+          chmod +x $HOME/.local/bin/sccache
+          echo "$HOME/.local/bin" >> $GITHUB_PATH
+          mkdir -p /home/runner/.cache/sccache
+          echo ""
+          
+          echo "----- Set up dynamic variables -----"
+          cat $GITHUB_ENV
+          echo ""
+          
+          echo "----- Remove old postgres -----"
+          sudo apt remove -y '^postgres.*' '^libpq.*' '^clang.*' '^llvm.*' '^libclang.*' '^libllvm.*' '^mono-llvm.*'
+          echo ""
+          
+          echo "----- Install system dependencies -----"
+          sudo apt-get install -y \
+            build-essential \
+            llvm-14-dev libclang-14-dev clang-14 \
+            gcc \
+            libssl-dev \
+            libz-dev \
+            make \
+            pkg-config \
+            strace \
+            zlib1g-dev
+          echo ""
+
+          "$TOOL_DIR"/rustup.sh
+
+          echo "----- Set up cross compilation -----"
+          sudo apt-get install -y --fix-missing crossbuild-essential-arm64
+
+          echo 'CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER=aarch64-linux-gnu-gcc' >> $GITHUB_ENV
+          # TODO: not all of these should be needed, but for now it's likely fine.
+          echo 'BINDGEN_EXTRA_CLANG_ARGS_aarch64-unknown-linux-gnu=-target aarch64-unknown-linux-gnu -isystem /usr/aarch64-linux-gnu/include/ -ccc-gcc-name aarch64-linux-gnu-gcc' >> $GITHUB_ENV
+          
+          echo "----- Print env -----"
+          env
+          echo ""
+
+      - name: Setup release Postgres apt repo
+        run: |
+          sudo apt-get install -y wget gnupg
+          sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list'
+          wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
+
       - name: Install Postgres deps
         run: |
           sudo apt-get update -y -qq --fix-missing
-          sudo apt-get install -y postgresql-server-dev-14
+          sudo apt-get install -y postgresql-$PG_VER postgresql-server-dev-$PG_VER
 
       - name: Report version
-        run: cargo --version
+        run: |
+          cargo --version
+          pg_config --version
 
       - name: Install cargo pgrx
         run: cd cargo-pgrx && cargo install --path . --debug

diff --git a/pgrx-bindgen/src/build.rs b/pgrx-bindgen/src/build.rs
@@ -11,7 +11,8 @@ use bindgen::callbacks::{DeriveTrait, EnumVariantValue, ImplementsTrait, MacroPa
 use bindgen::NonCopyUnionStyle;
 use eyre::{eyre, WrapErr};
 use pgrx_pg_config::{
-    is_supported_major_version, PgConfig, PgConfigSelector, Pgrx, SUPPORTED_VERSIONS,
+    is_supported_major_version, PgConfig, PgConfigSelector, PgMinorVersion, PgVersion, Pgrx,
+    SUPPORTED_VERSIONS,
 };
 use quote::{quote, ToTokens};
 use std::cell::RefCell;
@@ -25,6 +26,20 @@ use syn::{Item, ItemConst};
 
 const BLOCKLISTED_TYPES: [&str; 3] = ["Datum", "NullableDatum", "Oid"];
 
+// These postgres versions were effectively "yanked" by the community, even tho they still exist
+// in the wild.  pgrx will refuse to compile against them
+const YANKED_POSTGRES_VERSIONS: &[PgVersion] = &[
+    // this set of releases introduced an ABI break in the [`pg_sys::ResultRelInfo`] struct
+    // and was replaced by the community on 2024-11-21
+    // https://www.postgresql.org/about/news/postgresql-172-166-1510-1415-1318-and-1222-released-2965/
+    PgVersion::new(17, PgMinorVersion::Release(1), None),
+    PgVersion::new(16, PgMinorVersion::Release(5), None),
+    PgVersion::new(15, PgMinorVersion::Release(9), None),
+    PgVersion::new(14, PgMinorVersion::Release(14), None),
+    PgVersion::new(13, PgMinorVersion::Release(17), None),
+    PgVersion::new(12, PgMinorVersion::Release(21), None),
+];
+
 pub(super) mod clang;
 
 #[derive(Debug)]
@@ -207,6 +222,7 @@ pub fn main() -> eyre::Result<()> {
                 ))
             }
         };
+
         let found_major = found_ver.major;
         if let Ok(pg_config) = PgConfig::from_env() {
             let major_version = pg_config.major_version()?;
@@ -220,6 +236,17 @@ pub fn main() -> eyre::Result<()> {
             vec![(found_ver.major, specific)]
         }
     };
+
+    // make sure we're not trying to build any of the yanked postgres versions
+    for (_, pg_config) in &pg_configs {
+        let version = pg_config.get_version()?;
+        if YANKED_POSTGRES_VERSIONS.contains(&version) {
+            panic!("Postgres v{}{} is incompatible with \
+                    other versions in this major series and is not supported by pgrx.  Please upgrade \
+                    to the latest version in the v{} series.", version.major, version.minor, version.major);
+        }
+    }
+
     std::thread::scope(|scope| {
         // This is pretty much either always 1 (normally) or 5 (for releases),
         // but in the future if we ever have way more, we should consider

diff --git a/pgrx-pg-config/src/lib.rs b/pgrx-pg-config/src/lib.rs
@@ -86,7 +86,7 @@ impl PgMinorVersion {
     }
 }
 
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, Eq, PartialEq)]
 pub struct PgVersion {
     pub major: u16,
     pub minor: PgMinorVersion,
@@ -269,22 +269,23 @@ impl PgConfig {
         Ok((major, minor))
     }
 
-    fn get_version(&self) -> eyre::Result<(u16, PgMinorVersion)> {
+    pub fn get_version(&self) -> eyre::Result<PgVersion> {
         let version_string = self.run("--version")?;
-        Self::parse_version_str(&version_string)
+        let (major, minor) = Self::parse_version_str(&version_string)?;
+        Ok(PgVersion::new(major, minor, None))
     }
 
     pub fn major_version(&self) -> eyre::Result<u16> {
         match &self.version {
             Some(version) => Ok(version.major),
-            None => Ok(self.get_version()?.0),
+            None => Ok(self.get_version()?.major),
         }
     }
 
     fn minor_version(&self) -> eyre::Result<PgMinorVersion> {
         match &self.version {
             Some(version) => Ok(version.minor),
-            None => Ok(self.get_version()?.1),
+            None => Ok(self.get_version()?.minor),
         }
     }