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nix/harness: ExecStartPre chown /run/hive to agent user (#658 fixup)

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This commit is contained in:
müde 2026-05-30 22:14:32 +02:00
commit de3f541729
3 changed files with 16 additions and 12 deletions
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8
nix/templates/agent-base.nix
View file

@ -38,6 +38,14 @@ in
ExecStart = "${pkgs.hyperhive}/bin/hive-ag3nt serve";
Restart = "on-failure";
RestartSec = 2;
# `/run/hive` is bind-mounted from the host root-owned 0755
# (hive-c0re's `set_nspawn_flags`). Post-#658 the harness
# runs as the per-agent user and needs to drop mcp.sock +
# claude-{mcp-config,settings,system-prompt} files there.
# `+` runs ExecStartPre as root (before the User= drop) so
# we can chown the bind onto the agent user every start —
# robust against activation-script timing on first boot.
ExecStartPre = "+${pkgs.coreutils}/bin/chown ${userName}:${userName} /run/hive";
# Run the harness as the per-agent user (#658). claude itself
# spawned by the harness then runs as that user too — drops
# root inside the container while sudo (`NOPASSWD: ALL` by

12
nix/templates/harness-base.nix
View file

@ -687,18 +687,6 @@ in
[ -d "$stateDir" ] || continue
chown -hR "$userName:$userName" "$stateDir" 2>/dev/null || true
done
# Same treatment for the per-agent runtime dir bind
# (`/run/hive` ← host `/run/hyperhive/{manager,agents/<n>}`,
# set by hive-c0re's `set_nspawn_flags`). Host creates it
# root:root 0755; post-#658 the harness service runs as the
# agent user and needs RW to drop `mcp.sock` and the
# claude-{mcp-config,settings,system-prompt} files there.
# Not recursive (-h still, no -R) — the dir itself is what
# the harness writes into; contents are owned by whoever
# created them at runtime.
if [ -d /run/hive ]; then
chown -h "$userName:$userName" /run/hive 2>/dev/null || true
fi
'';
# Auto-inject the matrix MCP entry when matrix is enabled (#548

8
nix/templates/manager.nix
View file

@ -48,6 +48,14 @@ in
ExecStart = "${pkgs.hyperhive}/bin/hive-m1nd serve";
Restart = "on-failure";
RestartSec = 2;
# `/run/hive` is bind-mounted from the host root-owned 0755
# (hive-c0re's `set_nspawn_flags`). Post-#658 the harness
# runs as the per-agent user and needs to drop mcp.sock +
# claude-{mcp-config,settings,system-prompt} files there.
# `+` runs ExecStartPre as root (before the User= drop) so
# we can chown the bind onto the agent user every start —
# robust against activation-script timing on first boot.
ExecStartPre = "+${pkgs.coreutils}/bin/chown ${userName}:${userName} /run/hive";
# Same drop-from-root as agent-base.nix (#658). Manager
# interactions with the host (rebuild approvals, config
# writes) still happen via the dedicated unix sockets