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1 #!/bin/bash
2
3 # gpg-reset - Reset GPG agent when it gets stuck
4 # Usage: gpg-reset [options]
5
6 set -e
7
8 # Colors for output
9 RED='\033[0;31m'
10 GREEN='\033[0;32m'
11 YELLOW='\033[1;33m'
12 BLUE='\033[0;34m'
13 NC='\033[0m' # No Color
14
15 # Default options
16 VERBOSE=false
17 TEST_AFTER=true
18
19 # Help function
20 show_help() {
21 cat << EOF
22 GPG Agent Reset Script
23
24 Usage: gpg-reset [OPTIONS]
25
26 Reset the GPG agent when it gets stuck or fails to sign.
27
28 OPTIONS:
29 -h, --help Show this help message
30 -v, --verbose Show verbose output
31 -q, --quiet Don't test after reset
32 -t, --test Test GPG after reset (default)
33
34 EXAMPLES:
35 gpg-reset # Basic reset with test
36 gpg-reset -v # Verbose reset
37 gpg-reset -q # Quiet reset (no test)
38
39 EOF
40 }
41
42 # Parse command line arguments
43 while [[ $# -gt 0 ]]; do
44 case $1 in
45 -h|--help)
46 show_help
47 exit 0
48 ;;
49 -v|--verbose)
50 VERBOSE=true
51 shift
52 ;;
53 -q|--quiet)
54 TEST_AFTER=false
55 shift
56 ;;
57 -t|--test)
58 TEST_AFTER=true
59 shift
60 ;;
61 *)
62 echo -e "${RED}Error: Unknown option $1${NC}"
63 echo "Use -h or --help for usage information"
64 exit 1
65 ;;
66 esac
67 done
68
69 # Verbose output function
70 verbose() {
71 if [[ "$VERBOSE" == true ]]; then
72 echo -e "${BLUE}[VERBOSE]${NC} $1"
73 fi
74 }
75
76 # Main reset function
77 reset_gpg_agent() {
78 echo -e "${YELLOW}🔄 Resetting GPG agent...${NC}"
79
80 # Step 1: Kill existing GPG processes
81 verbose "Killing existing GPG processes..."
82 pkill -f gpg-agent 2>/dev/null || true
83 killall gpg-agent 2>/dev/null || true
84
85 # Step 2: Clear environment variables
86 verbose "Clearing GPG environment variables..."
87 unset GPG_AGENT_INFO 2>/dev/null || true
88
89 # Step 3: Set TTY
90 verbose "Setting GPG_TTY..."
91 export GPG_TTY=$(tty)
92
93 # Step 4: Kill agent via gpgconf
94 verbose "Killing agent via gpgconf..."
95 gpgconf --kill gpg-agent 2>/dev/null || true
96
97 # Step 5: Launch new agent
98 verbose "Launching new GPG agent..."
99 gpgconf --launch gpg-agent
100
101 echo -e "${GREEN}✅ GPG agent reset complete${NC}"
102 }
103
104 # Test function
105 test_gpg() {
106 echo -e "${YELLOW}🧪 Testing GPG functionality...${NC}"
107
108 # Test if GPG agent is responding
109 if gpg-connect-agent /bye >/dev/null 2>&1; then
110 verbose "GPG agent is responding"
111 else
112 echo -e "${RED}❌ GPG agent not responding${NC}"
113 return 1
114 fi
115
116 # Test basic GPG operation
117 if echo "test" | gpg --clearsign >/dev/null 2>&1; then
118 echo -e "${GREEN}✅ GPG is working correctly${NC}"
119 return 0
120 else
121 echo -e "${YELLOW}⚠️ GPG agent reset but signing may still have issues${NC}"
122 echo -e "${YELLOW} Try running: export GPG_TTY=\$(tty)${NC}"
123 return 1
124 fi
125 }
126
127 # Check if GPG is installed
128 check_gpg() {
129 if ! command -v gpg >/dev/null 2>&1; then
130 echo -e "${RED}❌ Error: GPG is not installed${NC}"
131 exit 1
132 fi
133
134 if ! command -v gpgconf >/dev/null 2>&1; then
135 echo -e "${RED}❌ Error: gpgconf is not available${NC}"
136 exit 1
137 fi
138 }
139
140 # Main execution
141 main() {
142 verbose "Starting GPG agent reset script"
143
144 # Check prerequisites
145 check_gpg
146
147 # Reset the agent
148 reset_gpg_agent
149
150 # Test if requested
151 if [[ "$TEST_AFTER" == true ]]; then
152 echo ""
153 test_gpg
154 fi
155
156 echo ""
157 echo -e "${GREEN}🎉 Done! Try your git commit again.${NC}"
158 }
159
160 # Run main function
161 main "$@"