dotfiles/run at main · prashantrahul141/dotfiles · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
#!/usr/bin/env sh

set -eu
# set -x
set -o pipefail

PROG=$(basename $0)

usage()
{
    printf ""
    printf "Usage: %s <option>\n" "$PROG"
    printf "options:\n"
    printf "\t home-switch <machine>         Rebuild and switch user profile\n"
    printf "\t rebuild-switch <machine>      Rebuild and switch machine\n"
    printf "\t rebuild-boot <machine>        Rebuild and boot machine\n"
    printf "\t collect-garbage               Collect garbage\n"
    printf "\t delete-generations            Delete generations older than 7 days\n"
    printf "\t fmt                           Run formatter\n"
    printf "\t lint                          Run linter\n"
    printf "\t deadnix                       Run dead code analyzer\n"
    printf "\n"
    printf "machines:\n"
    printf "\t thorfinn                      Personal laptop\n"
    printf "\t kuujo                         Remote server\n"
    printf "\n"
}

total_args=$#

# validate min args
if [ $total_args -lt 1 ]; then
    echo "Expected atleast 1 argument(s), got $total_args"
    usage
    exit 1
fi

# validate exact args count
validate_exact_args()
{
    if [ $total_args -ne "$1" ]; then
        echo "Expected exactly $1 argument(s), got $total_args"
        usage
        exit 1
    fi
}

run()
{
    printf "Running: \033[32m%s\033[0m" "$1"
    printf "\n"
    eval "$1"
}

# switch-switch
    # first you will need nix run
home_switch()
{
    run "rm -f /home/$1/.gtkrc-2.0"
    run "rm -f /home/$1/.config/fontconfig/conf.d/10-hm-fonts.conf"
    run "home-manager switch --flake .#$1 --impure"
    exit 0
}

# rebuild-switch
rebuild_switch()
{
    run "sudo nixos-rebuild switch --flake ./hosts#$1"
    exit 0
}

rebuild_boot()
{
    run "sudo nixos-rebuild boot --flake ./hosts#$1 --show-trace -L -v"
    exit 0
}

option="$1"
case $option in
    "home-switch")
        # validate user
        validate_exact_args 2
        user=$2
        case $user in
            "prashant")
                home_switch "$user"
                ;;
            *)
                echo "Invalid user: $user"
                usage
                exit 1
        esac
        ;;


    "rebuild-switch")
        # validate machine
        validate_exact_args 2
        machine=$2
        case $machine in
            "thorfinn" | "kuujo")
                rebuild_switch "$machine"
                ;;
            *)
                echo "Invalid machine: $machine"
                usage
                exit 1
        esac
        ;;

    "rebuild-boot")
        # validate machine
        validate_exact_args 2
        machine=$2
        case $machine in
            "thorfinn" | "kuujo")
                rebuild_boot "$machine"
                ;;
            *)
                echo "Invalid machine: $machine"
                usage
                exit 1
        esac
        ;;

    "collect-garbage")
        validate_exact_args 1
        run "nix-store --gc"
        run "nix-collect-garbage -d"
        run "sudo nix-collect-garbage -d"
        exit 0
        ;;

    "delete-generations")
        validate_exact_args 1
        run "sudo nix profile wipe-history --older-than 7d --profile /nix/var/nix/profiles/system"
        exit 0
        ;;

    "fmt")
        validate_exact_args 1
        run "nix fmt ."
        exit 0
        ;;


    "deadnix")
        validate_exact_args 1
        run "NO_COLOR=1 nix run nixpkgs#deadnix -- . | less"
        exit 0
        ;;

    "lint")
        validate_exact_args 1
        run "nix run nixpkgs#statix -- check"
        exit 0
        ;;

    *)
        echo "Invalid option: $option"
        usage
        exit 1
        ;;
esac