Switch to pak for resolving sysreqs

See r-universe-org/help#519

Author: jeroen

DESCRIPTION

@@ -21,6 +21,7 @@ Imports:
     knitr,
     lubridate,
     maketools,
+    pak,
     postdoc (>= 1.3.0),
     remotes (>= 2.4.2.9000),
     rmarkdown,

R/buildtools.R

@@ -307,21 +307,19 @@ install_sysdeps <- function(path = '.'){
   }
 
   # Try to install missing sysdeps.
-  # This only installs the first match; system_requirements may return many recursive sysdeps.
-  # But most sysdeps are preinstalled for us anyway
-
-  # Temp workaround for: https://github.com/r-lib/remotes/pull/705
-  #ubuntu <- gsub(" ", "-", tolower(substring(utils::osVersion,1,12)))
-  ubuntu <- 'ubuntu-20.04'
   tryCatch({
-    aptline <- remotes::system_requirements(ubuntu)
-    system("apt-get update")
-    if(length(aptline) && !grepl('(libcurl|pandoc|cargo|rustc)', aptline[1])){
-      system(aptline[1])
+    skiplist <- '(libcurl|pandoc|cargo|rustc)'
+    sysreqs <- pak::pkg_sysreqs('.', upgrade = FALSE)$packages$system_packages
+    syspkgs <- grep(skiplist, unlist(sysreqs), value = TRUE, invert = TRUE)
+    if(length(syspkgs)){
+      syspkgs <- paste(syspkgs, collapse = ' ')
+      message("Installing sysreqs: ", syspkgs)
+      system("apt-get update -y")
+      system(paste("apt-get install -y", syspkgs))
+      writeLines(syspkgs, "/LINUX_PREP_SYSDEPS")
+    } else {
+      message("No sysreqs needed")
     }
-    # Special case extra libs that we don't have in the base image
-    extras <- grep('qgis|librdf0-dev|default-jdk', aptline, value = TRUE)
-    lapply(extras, system)
   }, error = function(e){
     message("Problem looking for system requirements: ", e$message)
   })

action.yml

@@ -39,7 +39,8 @@ outputs:
     description: 'Base64 encoded JSON list with git stats'
   NEEDS_COMPILATION:
     description: 'If the source package has a src dir'
-
+  LINUX_PREP_SYSDEPS:
+    description: 'Recursive Linux system requirements'
 runs:
   using: 'docker'
   image: 'docker://ghcr.io/r-universe-org/build-source'

entrypoint.sh

@@ -268,6 +268,12 @@ fi
 if [ -f "/NEED_GOLANG" ]; then
   echo "NEED_GOLANG=true" >> $GITHUB_OUTPUT
 fi
+if [ -f "/LINUX_PREP_SYSDEPS" ]; then
+  echo "LINUX_PREP_SYSDEPS=$(cat /LINUX_PREP_SYSDEPS)" >> $GITHUB_OUTPUT
+fi
+
+echo "Debug GITHUB_OUTPUT"
+cat $GITHUB_OUTPUT
 
 # TODO: can we explicitly set action status/outcome in GHA?
 echo -e "Build complete.\n"