sysknife-daemon 0.2.6

use sysknife_types::RiskLevel;

pub mod apparmor;
pub mod apt;
pub mod apt_preferences;
pub mod auditd;
pub mod certbot;
pub mod cloudinit;
pub mod containers;
pub mod deployment;
pub mod distrobox;
pub mod fail2ban;
pub mod filesystem;
pub mod flatpak;
pub mod grub;
pub mod identity;
pub mod journald;
pub mod layering;
pub mod livepatch;
pub mod logging;
pub mod lvm;
pub mod mounts;
pub mod multipass;
pub mod netplan;
pub mod network;
pub mod package_repos;
pub mod pam;
pub mod ppa;
pub mod processes;
pub mod reboot;
pub mod release_upgrade;
pub mod resolvectl;
pub mod services;
pub mod snap;
pub mod ssh;
pub mod sudoers;
pub mod sysctl;
pub mod system_info;
pub mod toolbox;
pub mod ubuntu_pro;
pub mod ufw;
pub mod users;
pub(crate) mod validate;

#[derive(Clone, Debug, PartialEq, Eq)]
pub enum ActionMechanism {
    Command {
        program: &'static str,
        args: Vec<String>,
    },
    FileScan {
        path: String,
    },
    FileWrite {
        path: String,
        content: String,
    },
    FilePatch {
        path: String,
        search: String,
        replace: String,
    },
    FileDelete {
        path: String,
    },
}

#[derive(Clone, Debug, PartialEq, Eq)]
pub struct ActionSpec {
    pub action_name: &'static str,
    pub mechanism: ActionMechanism,
    pub risk_level: RiskLevel,
    pub reboot_required: bool,
    pub rollback_available: bool,
}

/// The canonical catalogue of every action the daemon recognises, grouped by
/// domain. This is the **single source of truth** for per-action static
/// metadata (`risk_level`, `reboot_required`, `rollback_available`): the
/// preview/approval gate (`preview.rs`), the RBAC role table (`policy.rs`), and
/// `docs/action-reference.md` all derive from — or are consistency-tested
/// against — this list rather than re-declaring risk. The section titles are
/// the only hand-authored presentation input. See `tests/action_consistency.rs`
/// for the invariants that pin the derived tables to this catalogue.
pub fn catalogue() -> Vec<(&'static str, Vec<ActionSpec>)> {
    vec![
        ("Deployment (atomic host)", deployment::specs()),
        ("Package layering (rpm-ostree)", layering::specs()),
        ("Filesystem", filesystem::specs()),
        ("Flatpak", flatpak::specs()),
        ("Toolbox", toolbox::specs()),
        ("Services", services::specs()),
        ("Processes", processes::specs()),
        ("Journald", journald::specs()),
        ("Storage — LVM", lvm::specs()),
        ("Kernel parameters — sysctl", sysctl::specs()),
        ("Mounts & swap", mounts::specs()),
        ("Log management", logging::specs()),
        ("PAM password policy", pam::specs()),
        ("auditd", auditd::specs()),
        ("certbot / ACME", certbot::specs()),
        ("Scoped sudoers.d", sudoers::specs()),
        ("Network", network::specs()),
        ("resolvectl", resolvectl::specs()),
        ("Identity / time / locale", identity::specs()),
        ("Users & groups", users::specs()),
        ("SSH keys", ssh::specs()),
        ("Package repositories", package_repos::specs()),
        ("System info", system_info::specs()),
        ("Containers", containers::specs()),
        ("Reboot", reboot::specs()),
        ("AppArmor", apparmor::specs()),
        ("cloud-init", cloudinit::specs()),
        ("fail2ban", fail2ban::specs()),
        ("apt", apt::specs()),
        ("apt preferences / pinning", apt_preferences::specs()),
        ("PPA", ppa::specs()),
        ("snap", snap::specs()),
        ("ufw", ufw::specs()),
        ("netplan", netplan::specs()),
        ("distrobox", distrobox::specs()),
        ("GRUB", grub::specs()),
        ("Ubuntu release upgrade", release_upgrade::specs()),
        ("Ubuntu Pro", ubuntu_pro::specs()),
        ("Livepatch", livepatch::specs()),
        ("Multipass", multipass::specs()),
    ]
}

/// Every action spec, flattened from [`catalogue`].
pub fn all_specs() -> Vec<ActionSpec> {
    catalogue()
        .into_iter()
        .flat_map(|(_, specs)| specs)
        .collect()
}

/// Static per-action metadata that lives on the [`ActionSpec`] and must not be
/// re-declared anywhere else. Consumers (preview gate, RBAC) read it via
/// [`spec_meta`].
#[derive(Clone, Copy, Debug, PartialEq, Eq)]
pub struct SpecMeta {
    pub risk_level: RiskLevel,
    pub reboot_required: bool,
    pub rollback_available: bool,
}

static SPEC_META: std::sync::LazyLock<std::collections::HashMap<&'static str, SpecMeta>> =
    std::sync::LazyLock::new(|| {
        all_specs()
            .into_iter()
            .map(|s| {
                (
                    s.action_name,
                    SpecMeta {
                        risk_level: s.risk_level,
                        reboot_required: s.reboot_required,
                        rollback_available: s.rollback_available,
                    },
                )
            })
            .collect()
    });

/// Canonical static metadata for `action_name`, or `None` for actions with no
/// `ActionSpec` (e.g. the dispatcher-internal `ListJobHistory`).
pub fn spec_meta(action_name: &str) -> Option<SpecMeta> {
    SPEC_META.get(action_name).copied()
}

pub(crate) fn command_mechanism(
    program: &'static str,
    args: impl IntoIterator<Item = impl Into<String>>,
) -> ActionMechanism {
    ActionMechanism::Command {
        program,
        args: args.into_iter().map(Into::into).collect(),
    }
}

pub(crate) fn file_write_mechanism(
    path: impl Into<String>,
    content: impl Into<String>,
) -> ActionMechanism {
    ActionMechanism::FileWrite {
        path: path.into(),
        content: content.into(),
    }
}

pub(crate) fn file_patch_mechanism(
    path: impl Into<String>,
    search: impl Into<String>,
    replace: impl Into<String>,
) -> ActionMechanism {
    ActionMechanism::FilePatch {
        path: path.into(),
        search: search.into(),
        replace: replace.into(),
    }
}

pub(crate) fn file_scan_mechanism(path: impl Into<String>) -> ActionMechanism {
    ActionMechanism::FileScan { path: path.into() }
}

pub(crate) fn file_delete_mechanism(path: impl Into<String>) -> ActionMechanism {
    ActionMechanism::FileDelete { path: path.into() }
}